diff options
Diffstat (limited to 'arch')
65 files changed, 3051 insertions, 2250 deletions
diff --git a/arch/alpha/kernel/err_common.c b/arch/alpha/kernel/err_common.c index 687580b16b41..13d53b1c9657 100644 --- a/arch/alpha/kernel/err_common.c +++ b/arch/alpha/kernel/err_common.c @@ -7,7 +7,6 @@ */ #include <linux/init.h> -#include <linux/pci.h> #include <linux/sched.h> #include <asm/io.h> diff --git a/arch/alpha/kernel/err_ev6.c b/arch/alpha/kernel/err_ev6.c index 69b5f4ea7355..11aee012a8ae 100644 --- a/arch/alpha/kernel/err_ev6.c +++ b/arch/alpha/kernel/err_ev6.c @@ -7,7 +7,6 @@ */ #include <linux/init.h> -#include <linux/pci.h> #include <linux/sched.h> #include <asm/io.h> diff --git a/arch/alpha/kernel/err_ev7.c b/arch/alpha/kernel/err_ev7.c index 95463ab1cf35..bc799f72d8c1 100644 --- a/arch/alpha/kernel/err_ev7.c +++ b/arch/alpha/kernel/err_ev7.c @@ -7,7 +7,6 @@ */ #include <linux/init.h> -#include <linux/pci.h> #include <linux/sched.h> #include <asm/io.h> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index e7baca29f3fb..db00376aca15 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -255,6 +255,7 @@ config ARCH_IOP13XX depends on MMU select PLAT_IOP select PCI + select ARCH_SUPPORTS_MSI help Support for Intel's IOP13XX (XScale) family of processors. diff --git a/arch/arm/mach-omap1/pm.c b/arch/arm/mach-omap1/pm.c index 0383ab334270..6f4ea4bda5e0 100644 --- a/arch/arm/mach-omap1/pm.c +++ b/arch/arm/mach-omap1/pm.c @@ -72,12 +72,12 @@ static unsigned int mpui1610_sleep_save[MPUI1610_SLEEP_SAVE_SIZE]; static unsigned short enable_dyn_sleep = 1; -static ssize_t omap_pm_sleep_while_idle_show(struct subsystem * subsys, char *buf) +static ssize_t omap_pm_sleep_while_idle_show(struct kset *kset, char *buf) { return sprintf(buf, "%hu\n", enable_dyn_sleep); } -static ssize_t omap_pm_sleep_while_idle_store(struct subsystem * subsys, +static ssize_t omap_pm_sleep_while_idle_store(struct kset *kset, const char * buf, size_t n) { @@ -100,7 +100,7 @@ static struct subsys_attribute sleep_while_idle_attr = { .store = omap_pm_sleep_while_idle_store, }; -extern struct subsystem power_subsys; +extern struct kset power_subsys; static void (*omap_sram_idle)(void) = NULL; static void (*omap_sram_suspend)(unsigned long r0, unsigned long r1) = NULL; diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index 53d62373a524..bcf2fc408a1a 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -1073,6 +1073,7 @@ config PCI bool "PCI support" if !X86_VISWS depends on !X86_VOYAGER default y if X86_VISWS + select ARCH_SUPPORTS_MSI if (X86_LOCAL_APIC && X86_IO_APIC) help Find out whether you have a PCI motherboard. PCI is the name of a bus system, i.e. the way the CPU talks to the other stuff inside diff --git a/arch/i386/kernel/cpu/cpufreq/longhaul.c b/arch/i386/kernel/cpu/cpufreq/longhaul.c index 2b030d6ccbf7..a3df9c039bd4 100644 --- a/arch/i386/kernel/cpu/cpufreq/longhaul.c +++ b/arch/i386/kernel/cpu/cpufreq/longhaul.c @@ -590,20 +590,23 @@ static acpi_status longhaul_walk_callback(acpi_handle obj_handle, static int enable_arbiter_disable(void) { struct pci_dev *dev; + int status; int reg; u8 pci_cmd; + status = 1; /* Find PLE133 host bridge */ reg = 0x78; - dev = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8601_0, NULL); + dev = pci_get_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8601_0, + NULL); /* Find CLE266 host bridge */ if (dev == NULL) { reg = 0x76; - dev = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_862X_0, NULL); + dev = pci_get_device(PCI_VENDOR_ID_VIA, + PCI_DEVICE_ID_VIA_862X_0, NULL); /* Find CN400 V-Link host bridge */ if (dev == NULL) - dev = pci_find_device(PCI_VENDOR_ID_VIA, 0x7259, NULL); - + dev = pci_get_device(PCI_VENDOR_ID_VIA, 0x7259, NULL); } if (dev != NULL) { /* Enable access to port 0x22 */ @@ -615,10 +618,11 @@ static int enable_arbiter_disable(void) if (!(pci_cmd & 1<<7)) { printk(KERN_ERR PFX "Can't enable access to port 0x22.\n"); - return 0; + status = 0; } } - return 1; + pci_dev_put(dev); + return status; } return 0; } @@ -629,7 +633,7 @@ static int longhaul_setup_vt8235(void) u8 pci_cmd; /* Find VT8235 southbridge */ - dev = pci_find_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, NULL); + dev = pci_get_device(PCI_VENDOR_ID_VIA, PCI_DEVICE_ID_VIA_8235, NULL); if (dev != NULL) { /* Set transition time to max */ pci_read_config_byte(dev, 0xec, &pci_cmd); @@ -641,6 +645,7 @@ static int longhaul_setup_vt8235(void) pci_read_config_byte(dev, 0xe5, &pci_cmd); pci_cmd |= 1 << 7; pci_write_config_byte(dev, 0xe5, pci_cmd); + pci_dev_put(dev); return 1; } return 0; @@ -678,7 +683,7 @@ static int __init longhaul_cpu_init(struct cpufreq_policy *policy) sizeof(samuel2_eblcr)); break; case 1 ... 15: - longhaul_version = TYPE_LONGHAUL_V2; + longhaul_version = TYPE_LONGHAUL_V1; if (c->x86_mask < 8) { cpu_model = CPU_SAMUEL2; cpuname = "C3 'Samuel 2' [C5B]"; diff --git a/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c b/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c index 4786fedca6eb..4c76b511e194 100644 --- a/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c +++ b/arch/i386/kernel/cpu/cpufreq/p4-clockmod.c @@ -27,7 +27,6 @@ #include <linux/cpufreq.h> #include <linux/slab.h> #include <linux/cpumask.h> -#include <linux/sched.h> /* current / set_cpus_allowed() */ #include <asm/processor.h> #include <asm/msr.h> @@ -62,7 +61,7 @@ static int cpufreq_p4_setdc(unsigned int cpu, unsigned int newstate) if (!cpu_online(cpu) || (newstate > DC_DISABLE) || (newstate == DC_RESV)) return -EINVAL; - rdmsr(MSR_IA32_THERM_STATUS, l, h); + rdmsr_on_cpu(cpu, MSR_IA32_THERM_STATUS, &l, &h); if (l & 0x01) dprintk("CPU#%d currently thermal throttled\n", cpu); @@ -70,10 +69,10 @@ static int cpufreq_p4_setdc(unsigned int cpu, unsigned int newstate) if (has_N44_O17_errata[cpu] && (newstate == DC_25PT || newstate == DC_DFLT)) newstate = DC_38PT; - rdmsr(MSR_IA32_THERM_CONTROL, l, h); + rdmsr_on_cpu(cpu, MSR_IA32_THERM_CONTROL, &l, &h); if (newstate == DC_DISABLE) { dprintk("CPU#%d disabling modulation\n", cpu); - wrmsr(MSR_IA32_THERM_CONTROL, l & ~(1<<4), h); + wrmsr_on_cpu(cpu, MSR_IA32_THERM_CONTROL, l & ~(1<<4), h); } else { dprintk("CPU#%d setting duty cycle to %d%%\n", cpu, ((125 * newstate) / 10)); @@ -84,7 +83,7 @@ static int cpufreq_p4_setdc(unsigned int cpu, unsigned int newstate) */ l = (l & ~14); l = l | (1<<4) | ((newstate & 0x7)<<1); - wrmsr(MSR_IA32_THERM_CONTROL, l, h); + wrmsr_on_cpu(cpu, MSR_IA32_THERM_CONTROL, l, h); } return 0; @@ -111,7 +110,6 @@ static int cpufreq_p4_target(struct cpufreq_policy *policy, { unsigned int newstate = DC_RESV; struct cpufreq_freqs freqs; - cpumask_t cpus_allowed; int i; if (cpufreq_frequency_table_target(policy, &p4clockmod_table[0], target_freq, relation, &newstate)) @@ -132,17 +130,8 @@ static int cpufreq_p4_target(struct cpufreq_policy *policy, /* run on each logical CPU, see section 13.15.3 of IA32 Intel Architecture Software * Developer's Manual, Volume 3 */ - cpus_allowed = current->cpus_allowed; - - for_each_cpu_mask(i, policy->cpus) { - cpumask_t this_cpu = cpumask_of_cpu(i); - - set_cpus_allowed(current, this_cpu); - BUG_ON(smp_processor_id() != i); - + for_each_cpu_mask(i, policy->cpus) cpufreq_p4_setdc(i, p4clockmod_table[newstate].index); - } - set_cpus_allowed(current, cpus_allowed); /* notifiers */ for_each_cpu_mask(i, policy->cpus) { @@ -256,17 +245,9 @@ static int cpufreq_p4_cpu_exit(struct cpufreq_policy *policy) static unsigned int cpufreq_p4_get(unsigned int cpu) { - cpumask_t cpus_allowed; u32 l, h; - cpus_allowed = current->cpus_allowed; - - set_cpus_allowed(current, cpumask_of_cpu(cpu)); - BUG_ON(smp_processor_id() != cpu); - - rdmsr(MSR_IA32_THERM_CONTROL, l, h); - - set_cpus_allowed(current, cpus_allowed); + rdmsr_on_cpu(cpu, MSR_IA32_THERM_CONTROL, &l, &h); if (l & 0x10) { l = l >> 1; diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c index fe3b67005ebb..7cf3d207b6b3 100644 --- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.c +++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.c @@ -661,7 +661,8 @@ static int fill_powernow_table(struct powernow_k8_data *data, struct pst_s *pst, dprintk("cfid 0x%x, cvid 0x%x\n", data->currfid, data->currvid); data->powernow_table = powernow_table; - print_basics(data); + if (first_cpu(cpu_core_map[data->cpu]) == data->cpu) + print_basics(data); for (j = 0; j < data->numps; j++) if ((pst[j].fid==data->currfid) && (pst[j].vid==data->currvid)) @@ -814,7 +815,8 @@ static int powernow_k8_cpu_init_acpi(struct powernow_k8_data *data) /* fill in data */ data->numps = data->acpi_data.state_count; - print_basics(data); + if (first_cpu(cpu_core_map[data->cpu]) == data->cpu) + print_basics(data); powernow_k8_acpi_pst_values(data, 0); /* notify BIOS that we exist */ diff --git a/arch/i386/kernel/cpu/cpufreq/powernow-k8.h b/arch/i386/kernel/cpu/cpufreq/powernow-k8.h index 0fb2a3001ba5..95be5013c984 100644 --- a/arch/i386/kernel/cpu/cpufreq/powernow-k8.h +++ b/arch/i386/kernel/cpu/cpufreq/powernow-k8.h @@ -215,8 +215,10 @@ static int core_frequency_transition(struct powernow_k8_data *data, u32 reqfid); static void powernow_k8_acpi_pst_values(struct powernow_k8_data *data, unsigned int index); +#ifdef CONFIG_X86_POWERNOW_K8_ACPI static int fill_powernow_table_pstate(struct powernow_k8_data *data, struct cpufreq_frequency_table *powernow_table); static int fill_powernow_table_fidvid(struct powernow_k8_data *data, struct cpufreq_frequency_table *powernow_table); +#endif #ifdef CONFIG_SMP static inline void define_siblings(int cpu, cpumask_t cpu_sharedcore_mask[]) diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c index f43b987f952b..35489fd68852 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c @@ -720,6 +720,7 @@ static int centrino_target (struct cpufreq_policy *policy, cpu_set(j, set_mask); set_cpus_allowed(current, set_mask); + preempt_disable(); if (unlikely(!cpu_isset(smp_processor_id(), set_mask))) { dprintk("couldn't limit to CPUs in this domain\n"); retval = -EAGAIN; @@ -727,6 +728,7 @@ static int centrino_target (struct cpufreq_policy *policy, /* We haven't started the transition yet. */ goto migrate_end; } + preempt_enable(); break; } @@ -761,10 +763,13 @@ static int centrino_target (struct cpufreq_policy *policy, } wrmsr(MSR_IA32_PERF_CTL, oldmsr, h); - if (policy->shared_type == CPUFREQ_SHARED_TYPE_ANY) + if (policy->shared_type == CPUFREQ_SHARED_TYPE_ANY) { + preempt_enable(); break; + } cpu_set(j, covered_cpus); + preempt_enable(); } for_each_cpu_mask(k, online_policy_cpus) { @@ -796,8 +801,11 @@ static int centrino_target (struct cpufreq_policy *policy, cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); } } + set_cpus_allowed(current, saved_mask); + return 0; migrate_end: + preempt_enable(); set_cpus_allowed(current, saved_mask); return 0; } diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c index d59277c00911..b1acc8ce3167 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-lib.c @@ -13,7 +13,6 @@ #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/cpufreq.h> -#include <linux/pci.h> #include <linux/slab.h> #include <asm/msr.h> diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c b/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c index ff0d89806114..e1c509aa3054 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-smi.c @@ -17,10 +17,10 @@ #include <linux/moduleparam.h> #include <linux/init.h> #include <linux/cpufreq.h> -#include <linux/pci.h> #include <linux/slab.h> #include <linux/delay.h> #include <asm/ist.h> +#include <asm/io.h> #include "speedstep-lib.h" diff --git a/arch/i386/kernel/io_apic.c b/arch/i386/kernel/io_apic.c index b3ab8ffebd27..89d85d244926 100644 --- a/arch/i386/kernel/io_apic.c +++ b/arch/i386/kernel/io_apic.c @@ -2611,19 +2611,19 @@ int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) if (irq < 0) return irq; - set_irq_msi(irq, desc); ret = msi_compose_msg(dev, irq, &msg); if (ret < 0) { destroy_irq(irq); return ret; } + set_irq_msi(irq, desc); write_msi_msg(irq, &msg); set_irq_chip_and_handler_name(irq, &msi_chip, handle_edge_irq, "edge"); - return irq; + return 0; } void arch_teardown_msi_irq(unsigned int irq) diff --git a/arch/i386/pci/fixup.c b/arch/i386/pci/fixup.c index 8053b17ab647..b62eafb997bc 100644 --- a/arch/i386/pci/fixup.c +++ b/arch/i386/pci/fixup.c @@ -354,7 +354,7 @@ static void __devinit pci_fixup_video(struct pci_dev *pdev) printk(KERN_DEBUG "Boot video device is %s\n", pci_name(pdev)); } } -DECLARE_PCI_FIXUP_HEADER(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_video); +DECLARE_PCI_FIXUP_FINAL(PCI_ANY_ID, PCI_ANY_ID, pci_fixup_video); /* * Some Toshiba laptops need extra code to enable their TI TSB43AB22/A. diff --git a/arch/i386/pci/i386.c b/arch/i386/pci/i386.c index 43005f044424..bcd2f94b732c 100644 --- a/arch/i386/pci/i386.c +++ b/arch/i386/pci/i386.c @@ -246,8 +246,8 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask) continue; if (!r->start && r->end) { printk(KERN_ERR "PCI: Device %s not available " - "because of resource collisions\n", - pci_name(dev)); + "because of resource %d collisions\n", + pci_name(dev), idx); return -EINVAL; } if (r->flags & IORESOURCE_IO) diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index e19185d26554..3b71f97d0b60 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -14,6 +14,7 @@ config IA64 select PCI if (!IA64_HP_SIM) select ACPI if (!IA64_HP_SIM) select PM if (!IA64_HP_SIM) + select ARCH_SUPPORTS_MSI default y help The Itanium Processor Family is Intel's 64-bit successor to diff --git a/arch/ia64/sn/kernel/huberror.c b/arch/ia64/sn/kernel/huberror.c index fcf7f93c4b61..2c3f9dfca78b 100644 --- a/arch/ia64/sn/kernel/huberror.c +++ b/arch/ia64/sn/kernel/huberror.c @@ -8,7 +8,6 @@ #include <linux/types.h> #include <linux/interrupt.h> -#include <linux/pci.h> #include <asm/delay.h> #include <asm/sn/sn_sal.h> #include "ioerror.h" diff --git a/arch/ia64/sn/kernel/msi_sn.c b/arch/ia64/sn/kernel/msi_sn.c index 49873aa4a37d..83f190ffe350 100644 --- a/arch/ia64/sn/kernel/msi_sn.c +++ b/arch/ia64/sn/kernel/msi_sn.c @@ -87,7 +87,6 @@ int sn_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *entry) if (irq < 0) return irq; - set_irq_msi(irq, entry); /* * Set up the vector plumbing. Let the prom (via sn_intr_alloc) * decide which cpu to direct this msi at by default. @@ -144,10 +143,11 @@ int sn_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *entry) */ msg.data = 0x100 + irq; + set_irq_msi(irq, entry); write_msi_msg(irq, &msg); set_irq_chip_and_handler(irq, &sn_msi_chip, handle_edge_irq); - return irq; + return 0; } #ifdef CONFIG_SMP diff --git a/arch/ia64/sn/kernel/xpnet.c b/arch/ia64/sn/kernel/xpnet.c index 5419acb89a8c..88fad85ceeff 100644 --- a/arch/ia64/sn/kernel/xpnet.c +++ b/arch/ia64/sn/kernel/xpnet.c @@ -24,7 +24,6 @@ #include <linux/module.h> #include <linux/kernel.h> -#include <linux/pci.h> #include <linux/init.h> #include <linux/ioport.h> #include <linux/netdevice.h> diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig index a8e1e604dfa8..b8536c7c0877 100644 --- a/arch/m68k/Kconfig +++ b/arch/m68k/Kconfig @@ -409,6 +409,9 @@ config STRAM_PROC help Say Y here to report ST-RAM usage statistics in /proc/stram. +config ATARI_KBD_CORE + bool + config HEARTBEAT bool "Use power LED as a heartbeat" if AMIGA || APOLLO || ATARI || MAC ||Q40 default y if !AMIGA && !APOLLO && !ATARI && !MAC && !Q40 && HP300 diff --git a/arch/m68k/Makefile b/arch/m68k/Makefile index 34d826d10f1b..c20831a7e1a9 100644 --- a/arch/m68k/Makefile +++ b/arch/m68k/Makefile @@ -21,7 +21,7 @@ AS += -m68020 LDFLAGS := -m m68kelf ifneq ($(COMPILE_ARCH),$(ARCH)) # prefix for cross-compiling binaries - CROSS_COMPILE = m68k-linux- + CROSS_COMPILE = m68k-linux-gnu- endif ifdef CONFIG_SUN3 diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c index 3204f412cad8..35748531327d 100644 --- a/arch/m68k/amiga/config.c +++ b/arch/m68k/amiga/config.c @@ -22,9 +22,7 @@ #include <linux/vt_kern.h> #include <linux/delay.h> #include <linux/interrupt.h> -#ifdef CONFIG_ZORRO #include <linux/zorro.h> -#endif #include <asm/bootinfo.h> #include <asm/setup.h> @@ -62,55 +60,51 @@ static char s_cdtv[] __initdata = "CDTV"; static char s_cd32[] __initdata = "CD32"; static char s_draco[] __initdata = "Draco"; static char *amiga_models[] __initdata = { - [AMI_500-AMI_500] = s_a500, - [AMI_500PLUS-AMI_500] = s_a500p, - [AMI_600-AMI_500] = s_a600, - [AMI_1000-AMI_500] = s_a1000, - [AMI_1200-AMI_500] = s_a1200, - [AMI_2000-AMI_500] = s_a2000, - [AMI_2500-AMI_500] = s_a2500, - [AMI_3000-AMI_500] = s_a3000, - [AMI_3000T-AMI_500] = s_a3000t, - [AMI_3000PLUS-AMI_500] = s_a3000p, - [AMI_4000-AMI_500] = s_a4000, - [AMI_4000T-AMI_500] = s_a4000t, - [AMI_CDTV-AMI_500] = s_cdtv, - [AMI_CD32-AMI_500] = s_cd32, - [AMI_DRACO-AMI_500] = s_draco, + [AMI_500-AMI_500] = s_a500, + [AMI_500PLUS-AMI_500] = s_a500p, + [AMI_600-AMI_500] = s_a600, + [AMI_1000-AMI_500] = s_a1000, + [AMI_1200-AMI_500] = s_a1200, + [AMI_2000-AMI_500] = s_a2000, + [AMI_2500-AMI_500] = s_a2500, + [AMI_3000-AMI_500] = s_a3000, + [AMI_3000T-AMI_500] = s_a3000t, + [AMI_3000PLUS-AMI_500] = s_a3000p, + [AMI_4000-AMI_500] = s_a4000, + [AMI_4000T-AMI_500] = s_a4000t, + [AMI_CDTV-AMI_500] = s_cdtv, + [AMI_CD32-AMI_500] = s_cd32, + [AMI_DRACO-AMI_500] = s_draco, }; static char amiga_model_name[13] = "Amiga "; -extern char m68k_debug_device[]; - static void amiga_sched_init(irq_handler_t handler); /* amiga specific irq functions */ -extern void amiga_init_IRQ (void); +extern void amiga_init_IRQ(void); static void amiga_get_model(char *model); static int amiga_get_hardware_list(char *buffer); /* amiga specific timer functions */ -static unsigned long amiga_gettimeoffset (void); -static int a3000_hwclk (int, struct rtc_time *); -static int a2000_hwclk (int, struct rtc_time *); -static int amiga_set_clock_mmss (unsigned long); -static unsigned int amiga_get_ss (void); -extern void amiga_mksound( unsigned int count, unsigned int ticks ); -static void amiga_reset (void); +static unsigned long amiga_gettimeoffset(void); +static int a3000_hwclk(int, struct rtc_time *); +static int a2000_hwclk(int, struct rtc_time *); +static int amiga_set_clock_mmss(unsigned long); +static unsigned int amiga_get_ss(void); +extern void amiga_mksound(unsigned int count, unsigned int ticks); +static void amiga_reset(void); extern void amiga_init_sound(void); -static void amiga_savekmsg_init(void); static void amiga_mem_console_write(struct console *co, const char *b, unsigned int count); void amiga_serial_console_write(struct console *co, const char *s, unsigned int count); -static void amiga_debug_init(void); #ifdef CONFIG_HEARTBEAT static void amiga_heartbeat(int on); #endif static struct console amiga_console_driver = { - .name = "debug", - .flags = CON_PRINTBUFFER, - .index = -1, + .name = "debug", + .flags = CON_PRINTBUFFER, + .index = -1, }; @@ -119,24 +113,24 @@ static struct console amiga_console_driver = { */ static struct { - struct resource _ciab, _ciaa, _custom, _kickstart; + struct resource _ciab, _ciaa, _custom, _kickstart; } mb_resources = { - ._ciab = { - .name = "CIA B", .start = 0x00bfd000, .end = 0x00bfdfff - }, - ._ciaa = { - .name = "CIA A", .start = 0x00bfe000, .end = 0x00bfefff - }, - ._custom = { - .name = "Custom I/O", .start = 0x00dff000, .end = 0x00dfffff - }, - ._kickstart = { - .name = "Kickstart ROM", .start = 0x00f80000, .end = 0x00ffffff - } + ._ciab = { + .name = "CIA B", .start = 0x00bfd000, .end = 0x00bfdfff + }, + ._ciaa = { + .name = "CIA A", .start = 0x00bfe000, .end = 0x00bfefff + }, + ._custom = { + .name = "Custom I/O", .start = 0x00dff000, .end = 0x00dfffff + }, + ._kickstart = { + .name = "Kickstart ROM", .start = 0x00f80000, .end = 0x00ffffff + } }; static struct resource rtc_resource = { - .start = 0x00dc0000, .end = 0x00dcffff + .start = 0x00dc0000, .end = 0x00dcffff }; static struct resource ram_resource[NUM_MEMINFO]; @@ -148,57 +142,57 @@ static struct resource ram_resource[NUM_MEMINFO]; int amiga_parse_bootinfo(const struct bi_record *record) { - int unknown = 0; - const unsigned long *data = record->data; + int unknown = 0; + const unsigned long *data = record->data; - switch (record->tag) { + switch (record->tag) { case BI_AMIGA_MODEL: - amiga_model = *data; - break; + amiga_model = *data; + break; case BI_AMIGA_ECLOCK: - amiga_eclock = *data; - break; + amiga_eclock = *data; + break; case BI_AMIGA_CHIPSET: - amiga_chipset = *data; - break; + amiga_chipset = *data; + break; case BI_AMIGA_CHIP_SIZE: - amiga_chip_size = *(const int *)data; - break; + amiga_chip_size = *(const int *)data; + break; case BI_AMIGA_VBLANK: - amiga_vblank = *(const unsigned char *)data; - break; + amiga_vblank = *(const unsigned char *)data; + break; case BI_AMIGA_PSFREQ: - amiga_psfreq = *(const unsigned char *)data; - break; + amiga_psfreq = *(const unsigned char *)data; + break; case BI_AMIGA_AUTOCON: #ifdef CONFIG_ZORRO - if (zorro_num_autocon < ZORRO_NUM_AUTO) { - const struct ConfigDev *cd = (struct ConfigDev *)data; - struct zorro_dev *dev = &zorro_autocon[zorro_num_autocon++]; - dev->rom = cd->cd_Rom; - dev->slotaddr = cd->cd_SlotAddr; - dev->slotsize = cd->cd_SlotSize; - dev->resource.start = (unsigned long)cd->cd_BoardAddr; - dev->resource.end = dev->resource.start+cd->cd_BoardSize-1; - } else - printk("amiga_parse_bootinfo: too many AutoConfig devices\n"); + if (zorro_num_autocon < ZORRO_NUM_AUTO) { + const struct ConfigDev *cd = (struct ConfigDev *)data; + struct zorro_dev *dev = &zorro_autocon[zorro_num_autocon++]; + dev->rom = cd->cd_Rom; + dev->slotaddr = cd->cd_SlotAddr; + dev->slotsize = cd->cd_SlotSize; + dev->resource.start = (unsigned long)cd->cd_BoardAddr; + dev->resource.end = dev->resource.start + cd->cd_BoardSize - 1; + } else + printk("amiga_parse_bootinfo: too many AutoConfig devices\n"); #endif /* CONFIG_ZORRO */ - break; + break; case BI_AMIGA_SERPER: - /* serial port period: ignored here */ - break; + /* serial port period: ignored here */ + break; default: - unknown = 1; - } - return(unknown); + unknown = 1; + } + return unknown; } /* @@ -207,159 +201,159 @@ int amiga_parse_bootinfo(const struct bi_record *record) static void __init amiga_identify(void) { - /* Fill in some default values, if necessary */ - if (amiga_eclock == 0) - amiga_eclock = 709379; - - memset(&amiga_hw_present, 0, sizeof(amiga_hw_present)); - - printk("Amiga hardware found: "); - if (amiga_model >= AMI_500 && amiga_model <= AMI_DRACO) { - printk("[%s] ", amiga_models[amiga_model-AMI_500]); - strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]); - } - - switch(amiga_model) { - case AMI_UNKNOWN: - goto Generic; - - case AMI_600: - case AMI_1200: - AMIGAHW_SET(A1200_IDE); - AMIGAHW_SET(PCMCIA); - case AMI_500: - case AMI_500PLUS: - case AMI_1000: - case AMI_2000: - case AMI_2500: - AMIGAHW_SET(A2000_CLK); /* Is this correct for all models? */ - goto Generic; - - case AMI_3000: - case AMI_3000T: - AMIGAHW_SET(AMBER_FF); - AMIGAHW_SET(MAGIC_REKICK); - /* fall through */ - case AMI_3000PLUS: - AMIGAHW_SET(A3000_SCSI); - AMIGAHW_SET(A3000_CLK); - AMIGAHW_SET(ZORRO3); - goto Generic; - - case AMI_4000T: - AMIGAHW_SET(A4000_SCSI); - /* fall through */ - case AMI_4000: - AMIGAHW_SET(A4000_IDE); - AMIGAHW_SET(A3000_CLK); - AMIGAHW_SET(ZORRO3); - goto Generic; - - case AMI_CDTV: - case AMI_CD32: - AMIGAHW_SET(CD_ROM); - AMIGAHW_SET(A2000_CLK); /* Is this correct? */ - goto Generic; - - Generic: - AMIGAHW_SET(AMI_VIDEO); - AMIGAHW_SET(AMI_BLITTER); - AMIGAHW_SET(AMI_AUDIO); - AMIGAHW_SET(AMI_FLOPPY); - AMIGAHW_SET(AMI_KEYBOARD); - AMIGAHW_SET(AMI_MOUSE); - AMIGAHW_SET(AMI_SERIAL); - AMIGAHW_SET(AMI_PARALLEL); - AMIGAHW_SET(CHIP_RAM); - AMIGAHW_SET(PAULA); - - switch(amiga_chipset) { - case CS_OCS: - case CS_ECS: - case CS_AGA: - switch (amiga_custom.deniseid & 0xf) { - case 0x0c: - AMIGAHW_SET(DENISE_HR); - break; - case 0x08: - AMIGAHW_SET(LISA); - break; - } - break; - default: - AMIGAHW_SET(DENISE); - break; - } - switch ((amiga_custom.vposr>>8) & 0x7f) { - case 0x00: - AMIGAHW_SET(AGNUS_PAL); - break; - case 0x10: - AMIGAHW_SET(AGNUS_NTSC); - break; - case 0x20: - case 0x21: - AMIGAHW_SET(AGNUS_HR_PAL); - break; - case 0x30: - case 0x31: - AMIGAHW_SET(AGNUS_HR_NTSC); - break; - case 0x22: - case 0x23: - AMIGAHW_SET(ALICE_PAL); - break; - case 0x32: - case 0x33: - AMIGAHW_SET(ALICE_NTSC); - break; - } - AMIGAHW_SET(ZORRO); - break; - - case AMI_DRACO: - panic("No support for Draco yet"); - - default: - panic("Unknown Amiga Model"); - } + /* Fill in some default values, if necessary */ + if (amiga_eclock == 0) + amiga_eclock = 709379; -#define AMIGAHW_ANNOUNCE(name, str) \ - if (AMIGAHW_PRESENT(name)) \ - printk(str) - - AMIGAHW_ANNOUNCE(AMI_VIDEO, "VIDEO "); - AMIGAHW_ANNOUNCE(AMI_BLITTER, "BLITTER "); - AMIGAHW_ANNOUNCE(AMBER_FF, "AMBER_FF "); - AMIGAHW_ANNOUNCE(AMI_AUDIO, "AUDIO "); - AMIGAHW_ANNOUNCE(AMI_FLOPPY, "FLOPPY "); - AMIGAHW_ANNOUNCE(A3000_SCSI, "A3000_SCSI "); - AMIGAHW_ANNOUNCE(A4000_SCSI, "A4000_SCSI "); - AMIGAHW_ANNOUNCE(A1200_IDE, "A1200_IDE "); - AMIGAHW_ANNOUNCE(A4000_IDE, "A4000_IDE "); - AMIGAHW_ANNOUNCE(CD_ROM, "CD_ROM "); - AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "KEYBOARD "); - AMIGAHW_ANNOUNCE(AMI_MOUSE, "MOUSE "); - AMIGAHW_ANNOUNCE(AMI_SERIAL, "SERIAL "); - AMIGAHW_ANNOUNCE(AMI_PARALLEL, "PARALLEL "); - AMIGAHW_ANNOUNCE(A2000_CLK, "A2000_CLK "); - AMIGAHW_ANNOUNCE(A3000_CLK, "A3000_CLK "); - AMIGAHW_ANNOUNCE(CHIP_RAM, "CHIP_RAM "); - AMIGAHW_ANNOUNCE(PAULA, "PAULA "); - AMIGAHW_ANNOUNCE(DENISE, "DENISE "); - AMIGAHW_ANNOUNCE(DENISE_HR, "DENISE_HR "); - AMIGAHW_ANNOUNCE(LISA, "LISA "); - AMIGAHW_ANNOUNCE(AGNUS_PAL, "AGNUS_PAL "); - AMIGAHW_ANNOUNCE(AGNUS_NTSC, "AGNUS_NTSC "); - AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "AGNUS_HR_PAL "); - AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "AGNUS_HR_NTSC "); - AMIGAHW_ANNOUNCE(ALICE_PAL, "ALICE_PAL "); - AMIGAHW_ANNOUNCE(ALICE_NTSC, "ALICE_NTSC "); - AMIGAHW_ANNOUNCE(MAGIC_REKICK, "MAGIC_REKICK "); - AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA "); - if (AMIGAHW_PRESENT(ZORRO)) - printk("ZORRO%s ", AMIGAHW_PRESENT(ZORRO3) ? "3" : ""); - printk("\n"); + memset(&amiga_hw_present, 0, sizeof(amiga_hw_present)); + + printk("Amiga hardware found: "); + if (amiga_model >= AMI_500 && amiga_model <= AMI_DRACO) { + printk("[%s] ", amiga_models[amiga_model-AMI_500]); + strcat(amiga_model_name, amiga_models[amiga_model-AMI_500]); + } + + switch (amiga_model) { + case AMI_UNKNOWN: + goto Generic; + + case AMI_600: + case AMI_1200: + AMIGAHW_SET(A1200_IDE); + AMIGAHW_SET(PCMCIA); + case AMI_500: + case AMI_500PLUS: + case AMI_1000: + case AMI_2000: + case AMI_2500: + AMIGAHW_SET(A2000_CLK); /* Is this correct for all models? */ + goto Generic; + + case AMI_3000: + case AMI_3000T: + AMIGAHW_SET(AMBER_FF); + AMIGAHW_SET(MAGIC_REKICK); + /* fall through */ + case AMI_3000PLUS: + AMIGAHW_SET(A3000_SCSI); + AMIGAHW_SET(A3000_CLK); + AMIGAHW_SET(ZORRO3); + goto Generic; + + case AMI_4000T: + AMIGAHW_SET(A4000_SCSI); + /* fall through */ + case AMI_4000: + AMIGAHW_SET(A4000_IDE); + AMIGAHW_SET(A3000_CLK); + AMIGAHW_SET(ZORRO3); + goto Generic; + + case AMI_CDTV: + case AMI_CD32: + AMIGAHW_SET(CD_ROM); + AMIGAHW_SET(A2000_CLK); /* Is this correct? */ + goto Generic; + + Generic: + AMIGAHW_SET(AMI_VIDEO); + AMIGAHW_SET(AMI_BLITTER); + AMIGAHW_SET(AMI_AUDIO); + AMIGAHW_SET(AMI_FLOPPY); + AMIGAHW_SET(AMI_KEYBOARD); + AMIGAHW_SET(AMI_MOUSE); + AMIGAHW_SET(AMI_SERIAL); + AMIGAHW_SET(AMI_PARALLEL); + AMIGAHW_SET(CHIP_RAM); + AMIGAHW_SET(PAULA); + + switch (amiga_chipset) { + case CS_OCS: + case CS_ECS: + case CS_AGA: + switch (amiga_custom.deniseid & 0xf) { + case 0x0c: + AMIGAHW_SET(DENISE_HR); + break; + case 0x08: + AMIGAHW_SET(LISA); + break; + } + break; + default: + AMIGAHW_SET(DENISE); + break; + } + switch ((amiga_custom.vposr>>8) & 0x7f) { + case 0x00: + AMIGAHW_SET(AGNUS_PAL); + break; + case 0x10: + AMIGAHW_SET(AGNUS_NTSC); + break; + case 0x20: + case 0x21: + AMIGAHW_SET(AGNUS_HR_PAL); + break; + case 0x30: + case 0x31: + AMIGAHW_SET(AGNUS_HR_NTSC); + break; + case 0x22: + case 0x23: + AMIGAHW_SET(ALICE_PAL); + break; + case 0x32: + case 0x33: + AMIGAHW_SET(ALICE_NTSC); + break; + } + AMIGAHW_SET(ZORRO); + break; + + case AMI_DRACO: + panic("No support for Draco yet"); + + default: + panic("Unknown Amiga Model"); + } + +#define AMIGAHW_ANNOUNCE(name, str) \ + if (AMIGAHW_PRESENT(name)) \ + printk(str) + + AMIGAHW_ANNOUNCE(AMI_VIDEO, "VIDEO "); + AMIGAHW_ANNOUNCE(AMI_BLITTER, "BLITTER "); + AMIGAHW_ANNOUNCE(AMBER_FF, "AMBER_FF "); + AMIGAHW_ANNOUNCE(AMI_AUDIO, "AUDIO "); + AMIGAHW_ANNOUNCE(AMI_FLOPPY, "FLOPPY "); + AMIGAHW_ANNOUNCE(A3000_SCSI, "A3000_SCSI "); + AMIGAHW_ANNOUNCE(A4000_SCSI, "A4000_SCSI "); + AMIGAHW_ANNOUNCE(A1200_IDE, "A1200_IDE "); + AMIGAHW_ANNOUNCE(A4000_IDE, "A4000_IDE "); + AMIGAHW_ANNOUNCE(CD_ROM, "CD_ROM "); + AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "KEYBOARD "); + AMIGAHW_ANNOUNCE(AMI_MOUSE, "MOUSE "); + AMIGAHW_ANNOUNCE(AMI_SERIAL, "SERIAL "); + AMIGAHW_ANNOUNCE(AMI_PARALLEL, "PARALLEL "); + AMIGAHW_ANNOUNCE(A2000_CLK, "A2000_CLK "); + AMIGAHW_ANNOUNCE(A3000_CLK, "A3000_CLK "); + AMIGAHW_ANNOUNCE(CHIP_RAM, "CHIP_RAM "); + AMIGAHW_ANNOUNCE(PAULA, "PAULA "); + AMIGAHW_ANNOUNCE(DENISE, "DENISE "); + AMIGAHW_ANNOUNCE(DENISE_HR, "DENISE_HR "); + AMIGAHW_ANNOUNCE(LISA, "LISA "); + AMIGAHW_ANNOUNCE(AGNUS_PAL, "AGNUS_PAL "); + AMIGAHW_ANNOUNCE(AGNUS_NTSC, "AGNUS_NTSC "); + AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "AGNUS_HR_PAL "); + AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "AGNUS_HR_NTSC "); + AMIGAHW_ANNOUNCE(ALICE_PAL, "ALICE_PAL "); + AMIGAHW_ANNOUNCE(ALICE_NTSC, "ALICE_NTSC "); + AMIGAHW_ANNOUNCE(MAGIC_REKICK, "MAGIC_REKICK "); + AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA "); + if (AMIGAHW_PRESENT(ZORRO)) + printk("ZORRO%s ", AMIGAHW_PRESENT(ZORRO3) ? "3" : ""); + printk("\n"); #undef AMIGAHW_ANNOUNCE } @@ -370,119 +364,105 @@ static void __init amiga_identify(void) void __init config_amiga(void) { - int i; - - amiga_debug_init(); - amiga_identify(); - - /* Yuk, we don't have PCI memory */ - iomem_resource.name = "Memory"; - for (i = 0; i < 4; i++) - request_resource(&iomem_resource, &((struct resource *)&mb_resources)[i]); - - mach_sched_init = amiga_sched_init; - mach_init_IRQ = amiga_init_IRQ; - mach_get_model = amiga_get_model; - mach_get_hardware_list = amiga_get_hardware_list; - mach_gettimeoffset = amiga_gettimeoffset; - if (AMIGAHW_PRESENT(A3000_CLK)){ - mach_hwclk = a3000_hwclk; - rtc_resource.name = "A3000 RTC"; - request_resource(&iomem_resource, &rtc_resource); - } - else{ /* if (AMIGAHW_PRESENT(A2000_CLK)) */ - mach_hwclk = a2000_hwclk; - rtc_resource.name = "A2000 RTC"; - request_resource(&iomem_resource, &rtc_resource); - } - - mach_max_dma_address = 0xffffffff; /* - * default MAX_DMA=0xffffffff - * on all machines. If we don't - * do so, the SCSI code will not - * be able to allocate any mem - * for transfers, unless we are - * dealing with a Z2 mem only - * system. /Jes - */ - - mach_set_clock_mmss = amiga_set_clock_mmss; - mach_get_ss = amiga_get_ss; - mach_reset = amiga_reset; + int i; + + amiga_identify(); + + /* Yuk, we don't have PCI memory */ + iomem_resource.name = "Memory"; + for (i = 0; i < 4; i++) + request_resource(&iomem_resource, &((struct resource *)&mb_resources)[i]); + + mach_sched_init = amiga_sched_init; + mach_init_IRQ = amiga_init_IRQ; + mach_get_model = amiga_get_model; + mach_get_hardware_list = amiga_get_hardware_list; + mach_gettimeoffset = amiga_gettimeoffset; + if (AMIGAHW_PRESENT(A3000_CLK)) { + mach_hwclk = a3000_hwclk; + rtc_resource.name = "A3000 RTC"; + request_resource(&iomem_resource, &rtc_resource); + } else /* if (AMIGAHW_PRESENT(A2000_CLK)) */ { + mach_hwclk = a2000_hwclk; + rtc_resource.name = "A2000 RTC"; + request_resource(&iomem_resource, &rtc_resource); + } + + /* + * default MAX_DMA=0xffffffff on all machines. If we don't do so, the SCSI + * code will not be able to allocate any mem for transfers, unless we are + * dealing with a Z2 mem only system. /Jes + */ + mach_max_dma_address = 0xffffffff; + + mach_set_clock_mmss = amiga_set_clock_mmss; + mach_get_ss = amiga_get_ss; + mach_reset = amiga_reset; #if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE) - mach_beep = amiga_mksound; + mach_beep = amiga_mksound; #endif #ifdef CONFIG_HEARTBEAT - mach_heartbeat = amiga_heartbeat; + mach_heartbeat = amiga_heartbeat; #endif - /* Fill in the clock values (based on the 700 kHz E-Clock) */ - amiga_masterclock = 40*amiga_eclock; /* 28 MHz */ - amiga_colorclock = 5*amiga_eclock; /* 3.5 MHz */ - - /* clear all DMA bits */ - amiga_custom.dmacon = DMAF_ALL; - /* ensure that the DMA master bit is set */ - amiga_custom.dmacon = DMAF_SETCLR | DMAF_MASTER; - - /* don't use Z2 RAM as system memory on Z3 capable machines */ - if (AMIGAHW_PRESENT(ZORRO3)) { - int i, j; - u32 disabled_z2mem = 0; - for (i = 0; i < m68k_num_memory; i++) - if (m68k_memory[i].addr < 16*1024*1024) { - if (i == 0) { - /* don't cut off the branch we're sitting on */ - printk("Warning: kernel runs in Zorro II memory\n"); - continue; + /* Fill in the clock values (based on the 700 kHz E-Clock) */ + amiga_masterclock = 40*amiga_eclock; /* 28 MHz */ + amiga_colorclock = 5*amiga_eclock; /* 3.5 MHz */ + + /* clear all DMA bits */ + amiga_custom.dmacon = DMAF_ALL; + /* ensure that the DMA master bit is set */ + amiga_custom.dmacon = DMAF_SETCLR | DMAF_MASTER; + + /* don't use Z2 RAM as system memory on Z3 capable machines */ + if (AMIGAHW_PRESENT(ZORRO3)) { + int i, j; + u32 disabled_z2mem = 0; + + for (i = 0; i < m68k_num_memory; i++) { + if (m68k_memory[i].addr < 16*1024*1024) { + if (i == 0) { + /* don't cut off the branch we're sitting on */ + printk("Warning: kernel runs in Zorro II memory\n"); + continue; + } + disabled_z2mem += m68k_memory[i].size; + m68k_num_memory--; + for (j = i; j < m68k_num_memory; j++) + m68k_memory[j] = m68k_memory[j+1]; + i--; + } + } + if (disabled_z2mem) + printk("%dK of Zorro II memory will not be used as system memory\n", + disabled_z2mem>>10); } - disabled_z2mem += m68k_memory[i].size; - m68k_num_memory--; - for (j = i; j < m68k_num_memory; j++) - m68k_memory[j] = m68k_memory[j+1]; - i--; - } - if (disabled_z2mem) - printk("%dK of Zorro II memory will not be used as system memory\n", - disabled_z2mem>>10); - } - - /* request all RAM */ - for (i = 0; i < m68k_num_memory; i++) { - ram_resource[i].name = - (m68k_memory[i].addr >= 0x01000000) ? "32-bit Fast RAM" : - (m68k_memory[i].addr < 0x00c00000) ? "16-bit Fast RAM" : - "16-bit Slow RAM"; - ram_resource[i].start = m68k_memory[i].addr; - ram_resource[i].end = m68k_memory[i].addr+m68k_memory[i].size-1; - request_resource(&iomem_resource, &ram_resource[i]); - } - - /* initialize chipram allocator */ - amiga_chip_init (); - - /* debugging using chipram */ - if (!strcmp( m68k_debug_device, "mem" )){ - if (!AMIGAHW_PRESENT(CHIP_RAM)) - printk("Warning: no chipram present for debugging\n"); - else { - amiga_savekmsg_init(); - amiga_console_driver.write = amiga_mem_console_write; - register_console(&amiga_console_driver); - } - } - - /* our beloved beeper */ - if (AMIGAHW_PRESENT(AMI_AUDIO)) - amiga_init_sound(); - - /* - * if it is an A3000, set the magic bit that forces - * a hard rekick - */ - if (AMIGAHW_PRESENT(MAGIC_REKICK)) - *(unsigned char *)ZTWO_VADDR(0xde0002) |= 0x80; + + /* request all RAM */ + for (i = 0; i < m68k_num_memory; i++) { + ram_resource[i].name = + (m68k_memory[i].addr >= 0x01000000) ? "32-bit Fast RAM" : + (m68k_memory[i].addr < 0x00c00000) ? "16-bit Fast RAM" : + "16-bit Slow RAM"; + ram_resource[i].start = m68k_memory[i].addr; + ram_resource[i].end = m68k_memory[i].addr+m68k_memory[i].size-1; + request_resource(&iomem_resource, &ram_resource[i]); + } + + /* initialize chipram allocator */ + amiga_chip_init(); + + /* our beloved beeper */ + if (AMIGAHW_PRESENT(AMI_AUDIO)) + amiga_init_sound(); + + /* + * if it is an A3000, set the magic bit that forces + * a hard rekick + */ + if (AMIGAHW_PRESENT(MAGIC_REKICK)) + *(unsigned char *)ZTWO_VADDR(0xde0002) |= 0x80; } static unsigned short jiffy_ticks; @@ -490,12 +470,12 @@ static unsigned short jiffy_ticks; static void __init amiga_sched_init(irq_handler_t timer_routine) { static struct resource sched_res = { - .name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff, + .name = "timer", .start = 0x00bfd400, .end = 0x00bfd5ff, }; jiffy_ticks = (amiga_eclock+HZ/2)/HZ; if (request_resource(&mb_resources._ciab, &sched_res)) - printk("Cannot allocate ciab.ta{lo,hi}\n"); + printk("Cannot allocate ciab.ta{lo,hi}\n"); ciab.cra &= 0xC0; /* turn off timer A, continuous mode, from Eclk */ ciab.talo = jiffy_ticks % 256; ciab.tahi = jiffy_ticks / 256; @@ -513,7 +493,7 @@ static void __init amiga_sched_init(irq_handler_t timer_routine) #define TICK_SIZE 10000 /* This is always executed with interrupts disabled. */ -static unsigned long amiga_gettimeoffset (void) +static unsigned long amiga_gettimeoffset(void) { unsigned short hi, lo, hi2; unsigned long ticks, offset = 0; @@ -585,15 +565,15 @@ static int a2000_hwclk(int op, struct rtc_time *t) tod_2000.cntrl1 = TOD2000_CNTRL1_HOLD; - while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) - { - tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD; - udelay(70); - tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD; + while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) { + tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD; + udelay(70); + tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD; } if (!cnt) - printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n", tod_2000.cntrl1); + printk(KERN_INFO "hwclk: timed out waiting for RTC (0x%x)\n", + tod_2000.cntrl1); if (!op) { /* read */ t->tm_sec = tod_2000.second1 * 10 + tod_2000.second2; @@ -606,7 +586,7 @@ static int a2000_hwclk(int op, struct rtc_time *t) if (t->tm_year <= 69) t->tm_year += 100; - if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)){ + if (!(tod_2000.cntrl3 & TOD2000_CNTRL3_24HMODE)) { if (!(tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour == 12) t->tm_hour = 0; else if ((tod_2000.hour1 & TOD2000_HOUR1_PM) && t->tm_hour != 12) @@ -642,7 +622,7 @@ static int a2000_hwclk(int op, struct rtc_time *t) return 0; } -static int amiga_set_clock_mmss (unsigned long nowtime) +static int amiga_set_clock_mmss(unsigned long nowtime) { short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; @@ -660,8 +640,7 @@ static int amiga_set_clock_mmss (unsigned long nowtime) tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD; - while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) - { + while ((tod_2000.cntrl1 & TOD2000_CNTRL1_BUSY) && cnt--) { tod_2000.cntrl1 &= ~TOD2000_CNTRL1_HOLD; udelay(70); tod_2000.cntrl1 |= TOD2000_CNTRL1_HOLD; @@ -681,7 +660,7 @@ static int amiga_set_clock_mmss (unsigned long nowtime) return 0; } -static unsigned int amiga_get_ss( void ) +static unsigned int amiga_get_ss(void) { unsigned int s; @@ -695,71 +674,72 @@ static unsigned int amiga_get_ss( void ) return s; } -static NORET_TYPE void amiga_reset( void ) +static NORET_TYPE void amiga_reset(void) ATTRIB_NORET; -static void amiga_reset (void) +static void amiga_reset(void) { - unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); - unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label); - - local_irq_disable(); - if (CPU_IS_040_OR_060) - /* Setup transparent translation registers for mapping - * of 16 MB kernel segment before disabling translation - */ - __asm__ __volatile__ - ("movel %0,%/d0\n\t" - "andl #0xff000000,%/d0\n\t" - "orw #0xe020,%/d0\n\t" /* map 16 MB, enable, cacheable */ - ".chip 68040\n\t" - "movec %%d0,%%itt0\n\t" - "movec %%d0,%%dtt0\n\t" - ".chip 68k\n\t" - "jmp %0@\n\t" - : /* no outputs */ - : "a" (jmp_addr040)); - else - /* for 680[23]0, just disable translation and jump to the physical - * address of the label - */ - __asm__ __volatile__ - ("pmove %/tc,%@\n\t" - "bclr #7,%@\n\t" - "pmove %@,%/tc\n\t" - "jmp %0@\n\t" - : /* no outputs */ - : "a" (jmp_addr)); - jmp_addr_label040: - /* disable translation on '040 now */ - __asm__ __volatile__ - ("moveq #0,%/d0\n\t" - ".chip 68040\n\t" - "movec %%d0,%%tc\n\t" /* disable MMU */ - ".chip 68k\n\t" - : /* no outputs */ - : /* no inputs */ - : "d0"); - - jmp_addr_label: - /* pickup reset address from AmigaOS ROM, reset devices and jump - * to reset address - */ - __asm__ __volatile__ - ("movew #0x2700,%/sr\n\t" - "leal 0x01000000,%/a0\n\t" - "subl %/a0@(-0x14),%/a0\n\t" - "movel %/a0@(4),%/a0\n\t" - "subql #2,%/a0\n\t" - "bra 1f\n\t" - /* align on a longword boundary */ - __ALIGN_STR "\n" - "1:\n\t" - "reset\n\t" - "jmp %/a0@" : /* Just that gcc scans it for % escapes */ ); - - for (;;); - + unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); + unsigned long jmp_addr = virt_to_phys(&&jmp_addr_label); + + local_irq_disable(); + if (CPU_IS_040_OR_060) + /* Setup transparent translation registers for mapping + * of 16 MB kernel segment before disabling translation + */ + asm volatile ("\n" + " move.l %0,%%d0\n" + " and.l #0xff000000,%%d0\n" + " or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */ + " .chip 68040\n" + " movec %%d0,%%itt0\n" + " movec %%d0,%%dtt0\n" + " .chip 68k\n" + " jmp %0@\n" + : /* no outputs */ + : "a" (jmp_addr040) + : "d0"); + else + /* for 680[23]0, just disable translation and jump to the physical + * address of the label + */ + asm volatile ("\n" + " pmove %%tc,%@\n" + " bclr #7,%@\n" + " pmove %@,%%tc\n" + " jmp %0@\n" + : /* no outputs */ + : "a" (jmp_addr)); +jmp_addr_label040: + /* disable translation on '040 now */ + asm volatile ("\n" + " moveq #0,%%d0\n" + " .chip 68040\n" + " movec %%d0,%%tc\n" /* disable MMU */ + " .chip 68k\n" + : /* no outputs */ + : /* no inputs */ + : "d0"); + + jmp_addr_label: + /* pickup reset address from AmigaOS ROM, reset devices and jump + * to reset address + */ + asm volatile ("\n" + " move.w #0x2700,%sr\n" + " lea 0x01000000,%a0\n" + " sub.l %a0@(-0x14),%a0\n" + " move.l %a0@(4),%a0\n" + " subq.l #2,%a0\n" + " jra 1f\n" + /* align on a longword boundary */ + " " __ALIGN_STR "\n" + "1:\n" + " reset\n" + " jmp %a0@"); + + for (;;) + ; } @@ -773,11 +753,11 @@ static void amiga_reset (void) #define SAVEKMSG_MAGIC2 0x4B4D5347 /* 'KMSG' */ struct savekmsg { - unsigned long magic1; /* SAVEKMSG_MAGIC1 */ - unsigned long magic2; /* SAVEKMSG_MAGIC2 */ - unsigned long magicptr; /* address of magic1 */ - unsigned long size; - char data[0]; + unsigned long magic1; /* SAVEKMSG_MAGIC1 */ + unsigned long magic2; /* SAVEKMSG_MAGIC2 */ + unsigned long magicptr; /* address of magic1 */ + unsigned long size; + char data[0]; }; static struct savekmsg *savekmsg; @@ -785,113 +765,132 @@ static struct savekmsg *savekmsg; static void amiga_mem_console_write(struct console *co, const char *s, unsigned int count) { - if (savekmsg->size+count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) { - memcpy(savekmsg->data+savekmsg->size, s, count); - savekmsg->size += count; - } + if (savekmsg->size + count <= SAVEKMSG_MAXMEM-sizeof(struct savekmsg)) { + memcpy(savekmsg->data + savekmsg->size, s, count); + savekmsg->size += count; + } } -static void amiga_savekmsg_init(void) +static int __init amiga_savekmsg_setup(char *arg) { - static struct resource debug_res = { .name = "Debug" }; + static struct resource debug_res = { .name = "Debug" }; + + if (!MACH_IS_AMIGA || strcmp(arg, "mem")) + goto done; + + if (!AMIGAHW_PRESENT(CHIP_RAM)) { + printk("Warning: no chipram present for debugging\n"); + goto done; + } - savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res); - savekmsg->magic1 = SAVEKMSG_MAGIC1; - savekmsg->magic2 = SAVEKMSG_MAGIC2; - savekmsg->magicptr = ZTWO_PADDR(savekmsg); - savekmsg->size = 0; + savekmsg = amiga_chip_alloc_res(SAVEKMSG_MAXMEM, &debug_res); + savekmsg->magic1 = SAVEKMSG_MAGIC1; + savekmsg->magic2 = SAVEKMSG_MAGIC2; + savekmsg->magicptr = ZTWO_PADDR(savekmsg); + savekmsg->size = 0; + + amiga_console_driver.write = amiga_mem_console_write; + register_console(&amiga_console_driver); + +done: + return 0; } +early_param("debug", amiga_savekmsg_setup); + static void amiga_serial_putc(char c) { - amiga_custom.serdat = (unsigned char)c | 0x100; - while (!(amiga_custom.serdatr & 0x2000)) - ; + amiga_custom.serdat = (unsigned char)c | 0x100; + while (!(amiga_custom.serdatr & 0x2000)) + ; } void amiga_serial_console_write(struct console *co, const char *s, - unsigned int count) + unsigned int count) { - while (count--) { - if (*s == '\n') - amiga_serial_putc('\r'); - amiga_serial_putc(*s++); - } + while (count--) { + if (*s == '\n') + amiga_serial_putc('\r'); + amiga_serial_putc(*s++); + } } #ifdef CONFIG_SERIAL_CONSOLE void amiga_serial_puts(const char *s) { - amiga_serial_console_write(NULL, s, strlen(s)); + amiga_serial_console_write(NULL, s, strlen(s)); } int amiga_serial_console_wait_key(struct console *co) { - int ch; - - while (!(amiga_custom.intreqr & IF_RBF)) - barrier(); - ch = amiga_custom.serdatr & 0xff; - /* clear the interrupt, so that another character can be read */ - amiga_custom.intreq = IF_RBF; - return ch; + int ch; + + while (!(amiga_custom.intreqr & IF_RBF)) + barrier(); + ch = amiga_custom.serdatr & 0xff; + /* clear the interrupt, so that another character can be read */ + amiga_custom.intreq = IF_RBF; + return ch; } void amiga_serial_gets(struct console *co, char *s, int len) { - int ch, cnt = 0; - - while (1) { - ch = amiga_serial_console_wait_key(co); - - /* Check for backspace. */ - if (ch == 8 || ch == 127) { - if (cnt == 0) { - amiga_serial_putc('\007'); - continue; - } - cnt--; - amiga_serial_puts("\010 \010"); - continue; - } + int ch, cnt = 0; + + while (1) { + ch = amiga_serial_console_wait_key(co); + + /* Check for backspace. */ + if (ch == 8 || ch == 127) { + if (cnt == 0) { + amiga_serial_putc('\007'); + continue; + } + cnt--; + amiga_serial_puts("\010 \010"); + continue; + } - /* Check for enter. */ - if (ch == 10 || ch == 13) - break; + /* Check for enter. */ + if (ch == 10 || ch == 13) + break; - /* See if line is too long. */ - if (cnt >= len + 1) { - amiga_serial_putc(7); - cnt--; - continue; - } + /* See if line is too long. */ + if (cnt >= len + 1) { + amiga_serial_putc(7); + cnt--; + continue; + } - /* Store and echo character. */ - s[cnt++] = ch; - amiga_serial_putc(ch); - } - /* Print enter. */ - amiga_serial_puts("\r\n"); - s[cnt] = 0; + /* Store and echo character. */ + s[cnt++] = ch; + amiga_serial_putc(ch); + } + /* Print enter. */ + amiga_serial_puts("\r\n"); + s[cnt] = 0; } #endif -static void __init amiga_debug_init(void) +static int __init amiga_debug_setup(char *arg) { - if (!strcmp( m68k_debug_device, "ser" )) { + if (MACH_IS_AMIGA && !strcmp(arg, "ser")) { /* no initialization required (?) */ amiga_console_driver.write = amiga_serial_console_write; register_console(&amiga_console_driver); } + return 0; } +early_param("debug", amiga_debug_setup); + #ifdef CONFIG_HEARTBEAT static void amiga_heartbeat(int on) { - if (on) - ciaa.pra &= ~2; - else - ciaa.pra |= 2; + if (on) + ciaa.pra &= ~2; + else + ciaa.pra |= 2; } #endif @@ -901,81 +900,81 @@ static void amiga_heartbeat(int on) static void amiga_get_model(char *model) { - strcpy(model, amiga_model_name); + strcpy(model, amiga_model_name); } static int amiga_get_hardware_list(char *buffer) { - int len = 0; - - if (AMIGAHW_PRESENT(CHIP_RAM)) - len += sprintf(buffer+len, "Chip RAM:\t%ldK\n", amiga_chip_size>>10); - len += sprintf(buffer+len, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n", - amiga_psfreq, amiga_eclock); - if (AMIGAHW_PRESENT(AMI_VIDEO)) { - char *type; - switch(amiga_chipset) { - case CS_OCS: - type = "OCS"; - break; - case CS_ECS: - type = "ECS"; - break; - case CS_AGA: - type = "AGA"; - break; - default: - type = "Old or Unknown"; - break; + int len = 0; + + if (AMIGAHW_PRESENT(CHIP_RAM)) + len += sprintf(buffer+len, "Chip RAM:\t%ldK\n", amiga_chip_size>>10); + len += sprintf(buffer+len, "PS Freq:\t%dHz\nEClock Freq:\t%ldHz\n", + amiga_psfreq, amiga_eclock); + if (AMIGAHW_PRESENT(AMI_VIDEO)) { + char *type; + switch (amiga_chipset) { + case CS_OCS: + type = "OCS"; + break; + case CS_ECS: + type = "ECS"; + break; + case CS_AGA: + type = "AGA"; + break; + default: + type = "Old or Unknown"; + break; + } + len += sprintf(buffer+len, "Graphics:\t%s\n", type); } - len += sprintf(buffer+len, "Graphics:\t%s\n", type); - } #define AMIGAHW_ANNOUNCE(name, str) \ - if (AMIGAHW_PRESENT(name)) \ - len += sprintf (buffer+len, "\t%s\n", str) - - len += sprintf (buffer + len, "Detected hardware:\n"); - - AMIGAHW_ANNOUNCE(AMI_VIDEO, "Amiga Video"); - AMIGAHW_ANNOUNCE(AMI_BLITTER, "Blitter"); - AMIGAHW_ANNOUNCE(AMBER_FF, "Amber Flicker Fixer"); - AMIGAHW_ANNOUNCE(AMI_AUDIO, "Amiga Audio"); - AMIGAHW_ANNOUNCE(AMI_FLOPPY, "Floppy Controller"); - AMIGAHW_ANNOUNCE(A3000_SCSI, "SCSI Controller WD33C93 (A3000 style)"); - AMIGAHW_ANNOUNCE(A4000_SCSI, "SCSI Controller NCR53C710 (A4000T style)"); - AMIGAHW_ANNOUNCE(A1200_IDE, "IDE Interface (A1200 style)"); - AMIGAHW_ANNOUNCE(A4000_IDE, "IDE Interface (A4000 style)"); - AMIGAHW_ANNOUNCE(CD_ROM, "Internal CD ROM drive"); - AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "Keyboard"); - AMIGAHW_ANNOUNCE(AMI_MOUSE, "Mouse Port"); - AMIGAHW_ANNOUNCE(AMI_SERIAL, "Serial Port"); - AMIGAHW_ANNOUNCE(AMI_PARALLEL, "Parallel Port"); - AMIGAHW_ANNOUNCE(A2000_CLK, "Hardware Clock (A2000 style)"); - AMIGAHW_ANNOUNCE(A3000_CLK, "Hardware Clock (A3000 style)"); - AMIGAHW_ANNOUNCE(CHIP_RAM, "Chip RAM"); - AMIGAHW_ANNOUNCE(PAULA, "Paula 8364"); - AMIGAHW_ANNOUNCE(DENISE, "Denise 8362"); - AMIGAHW_ANNOUNCE(DENISE_HR, "Denise 8373"); - AMIGAHW_ANNOUNCE(LISA, "Lisa 8375"); - AMIGAHW_ANNOUNCE(AGNUS_PAL, "Normal/Fat PAL Agnus 8367/8371"); - AMIGAHW_ANNOUNCE(AGNUS_NTSC, "Normal/Fat NTSC Agnus 8361/8370"); - AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "Fat Hires PAL Agnus 8372"); - AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "Fat Hires NTSC Agnus 8372"); - AMIGAHW_ANNOUNCE(ALICE_PAL, "PAL Alice 8374"); - AMIGAHW_ANNOUNCE(ALICE_NTSC, "NTSC Alice 8374"); - AMIGAHW_ANNOUNCE(MAGIC_REKICK, "Magic Hard Rekick"); - AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA Slot"); + if (AMIGAHW_PRESENT(name)) \ + len += sprintf (buffer+len, "\t%s\n", str) + + len += sprintf (buffer + len, "Detected hardware:\n"); + + AMIGAHW_ANNOUNCE(AMI_VIDEO, "Amiga Video"); + AMIGAHW_ANNOUNCE(AMI_BLITTER, "Blitter"); + AMIGAHW_ANNOUNCE(AMBER_FF, "Amber Flicker Fixer"); + AMIGAHW_ANNOUNCE(AMI_AUDIO, "Amiga Audio"); + AMIGAHW_ANNOUNCE(AMI_FLOPPY, "Floppy Controller"); + AMIGAHW_ANNOUNCE(A3000_SCSI, "SCSI Controller WD33C93 (A3000 style)"); + AMIGAHW_ANNOUNCE(A4000_SCSI, "SCSI Controller NCR53C710 (A4000T style)"); + AMIGAHW_ANNOUNCE(A1200_IDE, "IDE Interface (A1200 style)"); + AMIGAHW_ANNOUNCE(A4000_IDE, "IDE Interface (A4000 style)"); + AMIGAHW_ANNOUNCE(CD_ROM, "Internal CD ROM drive"); + AMIGAHW_ANNOUNCE(AMI_KEYBOARD, "Keyboard"); + AMIGAHW_ANNOUNCE(AMI_MOUSE, "Mouse Port"); + AMIGAHW_ANNOUNCE(AMI_SERIAL, "Serial Port"); + AMIGAHW_ANNOUNCE(AMI_PARALLEL, "Parallel Port"); + AMIGAHW_ANNOUNCE(A2000_CLK, "Hardware Clock (A2000 style)"); + AMIGAHW_ANNOUNCE(A3000_CLK, "Hardware Clock (A3000 style)"); + AMIGAHW_ANNOUNCE(CHIP_RAM, "Chip RAM"); + AMIGAHW_ANNOUNCE(PAULA, "Paula 8364"); + AMIGAHW_ANNOUNCE(DENISE, "Denise 8362"); + AMIGAHW_ANNOUNCE(DENISE_HR, "Denise 8373"); + AMIGAHW_ANNOUNCE(LISA, "Lisa 8375"); + AMIGAHW_ANNOUNCE(AGNUS_PAL, "Normal/Fat PAL Agnus 8367/8371"); + AMIGAHW_ANNOUNCE(AGNUS_NTSC, "Normal/Fat NTSC Agnus 8361/8370"); + AMIGAHW_ANNOUNCE(AGNUS_HR_PAL, "Fat Hires PAL Agnus 8372"); + AMIGAHW_ANNOUNCE(AGNUS_HR_NTSC, "Fat Hires NTSC Agnus 8372"); + AMIGAHW_ANNOUNCE(ALICE_PAL, "PAL Alice 8374"); + AMIGAHW_ANNOUNCE(ALICE_NTSC, "NTSC Alice 8374"); + AMIGAHW_ANNOUNCE(MAGIC_REKICK, "Magic Hard Rekick"); + AMIGAHW_ANNOUNCE(PCMCIA, "PCMCIA Slot"); #ifdef CONFIG_ZORRO - if (AMIGAHW_PRESENT(ZORRO)) - len += sprintf(buffer+len, "\tZorro II%s AutoConfig: %d Expansion " - "Device%s\n", - AMIGAHW_PRESENT(ZORRO3) ? "I" : "", - zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s"); + if (AMIGAHW_PRESENT(ZORRO)) + len += sprintf(buffer+len, "\tZorro II%s AutoConfig: %d Expansion " + "Device%s\n", + AMIGAHW_PRESENT(ZORRO3) ? "I" : "", + zorro_num_autocon, zorro_num_autocon == 1 ? "" : "s"); #endif /* CONFIG_ZORRO */ #undef AMIGAHW_ANNOUNCE - return(len); + return len; } diff --git a/arch/m68k/atari/Makefile b/arch/m68k/atari/Makefile index 8cb6236b39db..2cb86191f0aa 100644 --- a/arch/m68k/atari/Makefile +++ b/arch/m68k/atari/Makefile @@ -8,3 +8,4 @@ obj-y := config.o time.o debug.o ataints.o stdma.o \ ifeq ($(CONFIG_PCI),y) obj-$(CONFIG_HADES) += hades-pci.o endif +obj-$(CONFIG_ATARI_KBD_CORE) += atakeyb.o diff --git a/arch/m68k/atari/atakeyb.c b/arch/m68k/atari/atakeyb.c new file mode 100644 index 000000000000..1c29603b16b3 --- /dev/null +++ b/arch/m68k/atari/atakeyb.c @@ -0,0 +1,730 @@ +/* + * linux/atari/atakeyb.c + * + * Atari Keyboard driver for 680x0 Linux + * + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file COPYING in the main directory of this archive + * for more details. + */ + +/* + * Atari support by Robert de Vries + * enhanced by Bjoern Brauel and Roman Hodek + */ + +#include <linux/sched.h> +#include <linux/kernel.h> +#include <linux/interrupt.h> +#include <linux/errno.h> +#include <linux/keyboard.h> +#include <linux/delay.h> +#include <linux/timer.h> +#include <linux/kd.h> +#include <linux/random.h> +#include <linux/init.h> +#include <linux/kbd_kern.h> + +#include <asm/atariints.h> +#include <asm/atarihw.h> +#include <asm/atarikb.h> +#include <asm/atari_joystick.h> +#include <asm/irq.h> + +static void atakeyb_rep(unsigned long ignore); +extern unsigned int keymap_count; + +/* Hook for MIDI serial driver */ +void (*atari_MIDI_interrupt_hook) (void); +/* Hook for mouse driver */ +void (*atari_mouse_interrupt_hook) (char *); +/* Hook for keyboard inputdev driver */ +void (*atari_input_keyboard_interrupt_hook) (unsigned char, char); +/* Hook for mouse inputdev driver */ +void (*atari_input_mouse_interrupt_hook) (char *); + +/* variables for IKBD self test: */ + +/* state: 0: off; >0: in progress; >1: 0xf1 received */ +static volatile int ikbd_self_test; +/* timestamp when last received a char */ +static volatile unsigned long self_test_last_rcv; +/* bitmap of keys reported as broken */ +static unsigned long broken_keys[128/(sizeof(unsigned long)*8)] = { 0, }; + +#define BREAK_MASK (0x80) + +/* + * ++roman: The following changes were applied manually: + * + * - The Alt (= Meta) key works in combination with Shift and + * Control, e.g. Alt+Shift+a sends Meta-A (0xc1), Alt+Control+A sends + * Meta-Ctrl-A (0x81) ... + * + * - The parentheses on the keypad send '(' and ')' with all + * modifiers (as would do e.g. keypad '+'), but they cannot be used as + * application keys (i.e. sending Esc O c). + * + * - HELP and UNDO are mapped to be F21 and F24, resp, that send the + * codes "\E[M" and "\E[P". (This is better than the old mapping to + * F11 and F12, because these codes are on Shift+F1/2 anyway.) This + * way, applications that allow their own keyboard mappings + * (e.g. tcsh, X Windows) can be configured to use them in the way + * the label suggests (providing help or undoing). + * + * - Console switching is done with Alt+Fx (consoles 1..10) and + * Shift+Alt+Fx (consoles 11..20). + * + * - The misc. special function implemented in the kernel are mapped + * to the following key combinations: + * + * ClrHome -> Home/Find + * Shift + ClrHome -> End/Select + * Shift + Up -> Page Up + * Shift + Down -> Page Down + * Alt + Help -> show system status + * Shift + Help -> show memory info + * Ctrl + Help -> show registers + * Ctrl + Alt + Del -> Reboot + * Alt + Undo -> switch to last console + * Shift + Undo -> send interrupt + * Alt + Insert -> stop/start output (same as ^S/^Q) + * Alt + Up -> Scroll back console (if implemented) + * Alt + Down -> Scroll forward console (if implemented) + * Alt + CapsLock -> NumLock + * + * ++Andreas: + * + * - Help mapped to K_HELP + * - Undo mapped to K_UNDO (= K_F246) + * - Keypad Left/Right Parenthesis mapped to new K_PPAREN[LR] + */ + +static u_short ataplain_map[NR_KEYS] __initdata = { + 0xf200, 0xf01b, 0xf031, 0xf032, 0xf033, 0xf034, 0xf035, 0xf036, + 0xf037, 0xf038, 0xf039, 0xf030, 0xf02d, 0xf03d, 0xf008, 0xf009, + 0xfb71, 0xfb77, 0xfb65, 0xfb72, 0xfb74, 0xfb79, 0xfb75, 0xfb69, + 0xfb6f, 0xfb70, 0xf05b, 0xf05d, 0xf201, 0xf702, 0xfb61, 0xfb73, + 0xfb64, 0xfb66, 0xfb67, 0xfb68, 0xfb6a, 0xfb6b, 0xfb6c, 0xf03b, + 0xf027, 0xf060, 0xf700, 0xf05c, 0xfb7a, 0xfb78, 0xfb63, 0xfb76, + 0xfb62, 0xfb6e, 0xfb6d, 0xf02c, 0xf02e, 0xf02f, 0xf700, 0xf200, + 0xf703, 0xf020, 0xf207, 0xf100, 0xf101, 0xf102, 0xf103, 0xf104, + 0xf105, 0xf106, 0xf107, 0xf108, 0xf109, 0xf200, 0xf200, 0xf114, + 0xf603, 0xf200, 0xf30b, 0xf601, 0xf200, 0xf602, 0xf30a, 0xf200, + 0xf600, 0xf200, 0xf115, 0xf07f, 0xf200, 0xf200, 0xf200, 0xf200, + 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, + 0xf200, 0xf1ff, 0xf11b, 0xf312, 0xf313, 0xf30d, 0xf30c, 0xf307, + 0xf308, 0xf309, 0xf304, 0xf305, 0xf306, 0xf301, 0xf302, 0xf303, + 0xf300, 0xf310, 0xf30e, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, + 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200, 0xf200 +}; + +typedef enum kb_state_t { + KEYBOARD, AMOUSE, RMOUSE, JOYSTICK, CLOCK, RESYNC +} KB_STATE_T; + +#define IS_SYNC_CODE(sc) ((sc) >= 0x04 && (sc) <= 0xfb) + +typedef struct keyboard_state { + unsigned char buf[6]; + int len; + KB_STATE_T state; +} KEYBOARD_STATE; + +KEYBOARD_STATE kb_state; + +#define DEFAULT_KEYB_REP_DELAY (HZ/4) +#define DEFAULT_KEYB_REP_RATE (HZ/25) + +/* These could be settable by some ioctl() in future... */ +static unsigned int key_repeat_delay = DEFAULT_KEYB_REP_DELAY; +static unsigned int key_repeat_rate = DEFAULT_KEYB_REP_RATE; + +static unsigned char rep_scancode; +static struct timer_list atakeyb_rep_timer = { + .function = atakeyb_rep, +}; + +static void atakeyb_rep(unsigned long ignore) +{ + /* Disable keyboard for the time we call handle_scancode(), else a race + * in the keyboard tty queue may happen */ + atari_disable_irq(IRQ_MFP_ACIA); + del_timer(&atakeyb_rep_timer); + + /* A keyboard int may have come in before we disabled the irq, so + * double-check whether rep_scancode is still != 0 */ + if (rep_scancode) { + init_timer(&atakeyb_rep_timer); + atakeyb_rep_timer.expires = jiffies + key_repeat_rate; + add_timer(&atakeyb_rep_timer); + + //handle_scancode(rep_scancode, 1); + if (atari_input_keyboard_interrupt_hook) + atari_input_keyboard_interrupt_hook(rep_scancode, 1); + } + + atari_enable_irq(IRQ_MFP_ACIA); +} + + +/* ++roman: If a keyboard overrun happened, we can't tell in general how much + * bytes have been lost and in which state of the packet structure we are now. + * This usually causes keyboards bytes to be interpreted as mouse movements + * and vice versa, which is very annoying. It seems better to throw away some + * bytes (that are usually mouse bytes) than to misinterpret them. Therefor I + * introduced the RESYNC state for IKBD data. In this state, the bytes up to + * one that really looks like a key event (0x04..0xf2) or the start of a mouse + * packet (0xf8..0xfb) are thrown away, but at most 2 bytes. This at least + * speeds up the resynchronization of the event structure, even if maybe a + * mouse movement is lost. However, nothing is perfect. For bytes 0x01..0x03, + * it's really hard to decide whether they're mouse or keyboard bytes. Since + * overruns usually occur when moving the Atari mouse rapidly, they're seen as + * mouse bytes here. If this is wrong, only a make code of the keyboard gets + * lost, which isn't too bad. Loosing a break code would be disastrous, + * because then the keyboard repeat strikes... + */ + +static irqreturn_t atari_keyboard_interrupt(int irq, void *dummy) +{ + u_char acia_stat; + int scancode; + int break_flag; + +repeat: + if (acia.mid_ctrl & ACIA_IRQ) + if (atari_MIDI_interrupt_hook) + atari_MIDI_interrupt_hook(); + acia_stat = acia.key_ctrl; + /* check out if the interrupt came from this ACIA */ + if (!((acia_stat | acia.mid_ctrl) & ACIA_IRQ)) + return IRQ_HANDLED; + + if (acia_stat & ACIA_OVRN) { + /* a very fast typist or a slow system, give a warning */ + /* ...happens often if interrupts were disabled for too long */ + printk(KERN_DEBUG "Keyboard overrun\n"); + scancode = acia.key_data; + /* Turn off autorepeating in case a break code has been lost */ + del_timer(&atakeyb_rep_timer); + rep_scancode = 0; + if (ikbd_self_test) + /* During self test, don't do resyncing, just process the code */ + goto interpret_scancode; + else if (IS_SYNC_CODE(scancode)) { + /* This code seem already to be the start of a new packet or a + * single scancode */ + kb_state.state = KEYBOARD; + goto interpret_scancode; + } else { + /* Go to RESYNC state and skip this byte */ + kb_state.state = RESYNC; + kb_state.len = 1; /* skip max. 1 another byte */ + goto repeat; + } + } + + if (acia_stat & ACIA_RDRF) { + /* received a character */ + scancode = acia.key_data; /* get it or reset the ACIA, I'll get it! */ + tasklet_schedule(&keyboard_tasklet); + interpret_scancode: + switch (kb_state.state) { + case KEYBOARD: + switch (scancode) { + case 0xF7: + kb_state.state = AMOUSE; + kb_state.len = 0; + break; + + case 0xF8: + case 0xF9: + case 0xFA: + case 0xFB: + kb_state.state = RMOUSE; + kb_state.len = 1; + kb_state.buf[0] = scancode; + break; + + case 0xFC: + kb_state.state = CLOCK; + kb_state.len = 0; + break; + + case 0xFE: + case 0xFF: + kb_state.state = JOYSTICK; + kb_state.len = 1; + kb_state.buf[0] = scancode; + break; + + case 0xF1: + /* during self-test, note that 0xf1 received */ + if (ikbd_self_test) { + ++ikbd_self_test; + self_test_last_rcv = jiffies; + break; + } + /* FALL THROUGH */ + + default: + break_flag = scancode & BREAK_MASK; + scancode &= ~BREAK_MASK; + if (ikbd_self_test) { + /* Scancodes sent during the self-test stand for broken + * keys (keys being down). The code *should* be a break + * code, but nevertheless some AT keyboard interfaces send + * make codes instead. Therefore, simply ignore + * break_flag... + */ + int keyval = plain_map[scancode], keytyp; + + set_bit(scancode, broken_keys); + self_test_last_rcv = jiffies; + keyval = plain_map[scancode]; + keytyp = KTYP(keyval) - 0xf0; + keyval = KVAL(keyval); + + printk(KERN_WARNING "Key with scancode %d ", scancode); + if (keytyp == KT_LATIN || keytyp == KT_LETTER) { + if (keyval < ' ') + printk("('^%c') ", keyval + '@'); + else + printk("('%c') ", keyval); + } + printk("is broken -- will be ignored.\n"); + break; + } else if (test_bit(scancode, broken_keys)) + break; + +#if 0 // FIXME; hangs at boot + if (break_flag) { + del_timer(&atakeyb_rep_timer); + rep_scancode = 0; + } else { + del_timer(&atakeyb_rep_timer); + rep_scancode = scancode; + atakeyb_rep_timer.expires = jiffies + key_repeat_delay; + add_timer(&atakeyb_rep_timer); + } +#endif + + // handle_scancode(scancode, !break_flag); + if (atari_input_keyboard_interrupt_hook) + atari_input_keyboard_interrupt_hook((unsigned char)scancode, !break_flag); + break; + } + break; + + case AMOUSE: + kb_state.buf[kb_state.len++] = scancode; + if (kb_state.len == 5) { + kb_state.state = KEYBOARD; + /* not yet used */ + /* wake up someone waiting for this */ + } + break; + + case RMOUSE: + kb_state.buf[kb_state.len++] = scancode; + if (kb_state.len == 3) { + kb_state.state = KEYBOARD; + if (atari_mouse_interrupt_hook) + atari_mouse_interrupt_hook(kb_state.buf); + } + break; + + case JOYSTICK: + kb_state.buf[1] = scancode; + kb_state.state = KEYBOARD; +#ifdef FIXED_ATARI_JOYSTICK + atari_joystick_interrupt(kb_state.buf); +#endif + break; + + case CLOCK: + kb_state.buf[kb_state.len++] = scancode; + if (kb_state.len == 6) { + kb_state.state = KEYBOARD; + /* wake up someone waiting for this. + But will this ever be used, as Linux keeps its own time. + Perhaps for synchronization purposes? */ + /* wake_up_interruptible(&clock_wait); */ + } + break; + + case RESYNC: + if (kb_state.len <= 0 || IS_SYNC_CODE(scancode)) { + kb_state.state = KEYBOARD; + goto interpret_scancode; + } + kb_state.len--; + break; + } + } + +#if 0 + if (acia_stat & ACIA_CTS) + /* cannot happen */; +#endif + + if (acia_stat & (ACIA_FE | ACIA_PE)) { + printk("Error in keyboard communication\n"); + } + + /* handle_scancode() can take a lot of time, so check again if + * some character arrived + */ + goto repeat; +} + +/* + * I write to the keyboard without using interrupts, I poll instead. + * This takes for the maximum length string allowed (7) at 7812.5 baud + * 8 data 1 start 1 stop bit: 9.0 ms + * If this takes too long for normal operation, interrupt driven writing + * is the solution. (I made a feeble attempt in that direction but I + * kept it simple for now.) + */ +void ikbd_write(const char *str, int len) +{ + u_char acia_stat; + + if ((len < 1) || (len > 7)) + panic("ikbd: maximum string length exceeded"); + while (len) { + acia_stat = acia.key_ctrl; + if (acia_stat & ACIA_TDRE) { + acia.key_data = *str++; + len--; + } + } +} + +/* Reset (without touching the clock) */ +void ikbd_reset(void) +{ + static const char cmd[2] = { 0x80, 0x01 }; + + ikbd_write(cmd, 2); + + /* + * if all's well code 0xF1 is returned, else the break codes of + * all keys making contact + */ +} + +/* Set mouse button action */ +void ikbd_mouse_button_action(int mode) +{ + char cmd[2] = { 0x07, mode }; + + ikbd_write(cmd, 2); +} + +/* Set relative mouse position reporting */ +void ikbd_mouse_rel_pos(void) +{ + static const char cmd[1] = { 0x08 }; + + ikbd_write(cmd, 1); +} + +/* Set absolute mouse position reporting */ +void ikbd_mouse_abs_pos(int xmax, int ymax) +{ + char cmd[5] = { 0x09, xmax>>8, xmax&0xFF, ymax>>8, ymax&0xFF }; + + ikbd_write(cmd, 5); +} + +/* Set mouse keycode mode */ +void ikbd_mouse_kbd_mode(int dx, int dy) +{ + char cmd[3] = { 0x0A, dx, dy }; + + ikbd_write(cmd, 3); +} + +/* Set mouse threshold */ +void ikbd_mouse_thresh(int x, int y) +{ + char cmd[3] = { 0x0B, x, y }; + + ikbd_write(cmd, 3); +} + +/* Set mouse scale */ +void ikbd_mouse_scale(int x, int y) +{ + char cmd[3] = { 0x0C, x, y }; + + ikbd_write(cmd, 3); +} + +/* Interrogate mouse position */ +void ikbd_mouse_pos_get(int *x, int *y) +{ + static const char cmd[1] = { 0x0D }; + + ikbd_write(cmd, 1); + + /* wait for returning bytes */ +} + +/* Load mouse position */ +void ikbd_mouse_pos_set(int x, int y) +{ + char cmd[6] = { 0x0E, 0x00, x>>8, x&0xFF, y>>8, y&0xFF }; + + ikbd_write(cmd, 6); +} + +/* Set Y=0 at bottom */ +void ikbd_mouse_y0_bot(void) +{ + static const char cmd[1] = { 0x0F }; + + ikbd_write(cmd, 1); +} + +/* Set Y=0 at top */ +void ikbd_mouse_y0_top(void) +{ + static const char cmd[1] = { 0x10 }; + + ikbd_write(cmd, 1); +} + +/* Resume */ +void ikbd_resume(void) +{ + static const char cmd[1] = { 0x11 }; + + ikbd_write(cmd, 1); +} + +/* Disable mouse */ +void ikbd_mouse_disable(void) +{ + static const char cmd[1] = { 0x12 }; + + ikbd_write(cmd, 1); +} + +/* Pause output */ +void ikbd_pause(void) +{ + static const char cmd[1] = { 0x13 }; + + ikbd_write(cmd, 1); +} + +/* Set joystick event reporting */ +void ikbd_joystick_event_on(void) +{ + static const char cmd[1] = { 0x14 }; + + ikbd_write(cmd, 1); +} + +/* Set joystick interrogation mode */ +void ikbd_joystick_event_off(void) +{ + static const char cmd[1] = { 0x15 }; + + ikbd_write(cmd, 1); +} + +/* Joystick interrogation */ +void ikbd_joystick_get_state(void) +{ + static const char cmd[1] = { 0x16 }; + + ikbd_write(cmd, 1); +} + +#if 0 +/* This disables all other ikbd activities !!!! */ +/* Set joystick monitoring */ +void ikbd_joystick_monitor(int rate) +{ + static const char cmd[2] = { 0x17, rate }; + + ikbd_write(cmd, 2); + + kb_state.state = JOYSTICK_MONITOR; +} +#endif + +/* some joystick routines not in yet (0x18-0x19) */ + +/* Disable joysticks */ +void ikbd_joystick_disable(void) +{ + static const char cmd[1] = { 0x1A }; + + ikbd_write(cmd, 1); +} + +/* Time-of-day clock set */ +void ikbd_clock_set(int year, int month, int day, int hour, int minute, int second) +{ + char cmd[7] = { 0x1B, year, month, day, hour, minute, second }; + + ikbd_write(cmd, 7); +} + +/* Interrogate time-of-day clock */ +void ikbd_clock_get(int *year, int *month, int *day, int *hour, int *minute, int second) +{ + static const char cmd[1] = { 0x1C }; + + ikbd_write(cmd, 1); +} + +/* Memory load */ +void ikbd_mem_write(int address, int size, char *data) +{ + panic("Attempt to write data into keyboard memory"); +} + +/* Memory read */ +void ikbd_mem_read(int address, char data[6]) +{ + char cmd[3] = { 0x21, address>>8, address&0xFF }; + + ikbd_write(cmd, 3); + + /* receive data and put it in data */ +} + +/* Controller execute */ +void ikbd_exec(int address) +{ + char cmd[3] = { 0x22, address>>8, address&0xFF }; + + ikbd_write(cmd, 3); +} + +/* Status inquiries (0x87-0x9A) not yet implemented */ + +/* Set the state of the caps lock led. */ +void atari_kbd_leds(unsigned int leds) +{ + char cmd[6] = {32, 0, 4, 1, 254 + ((leds & 4) != 0), 0}; + + ikbd_write(cmd, 6); +} + +/* + * The original code sometimes left the interrupt line of + * the ACIAs low forever. I hope, it is fixed now. + * + * Martin Rogge, 20 Aug 1995 + */ + +static int atari_keyb_done = 0; + +int __init atari_keyb_init(void) +{ + if (atari_keyb_done) + return 0; + + /* setup key map */ + memcpy(key_maps[0], ataplain_map, sizeof(plain_map)); + + kb_state.state = KEYBOARD; + kb_state.len = 0; + + request_irq(IRQ_MFP_ACIA, atari_keyboard_interrupt, IRQ_TYPE_SLOW, + "keyboard/mouse/MIDI", atari_keyboard_interrupt); + + atari_turnoff_irq(IRQ_MFP_ACIA); + do { + /* reset IKBD ACIA */ + acia.key_ctrl = ACIA_RESET | + (atari_switches & ATARI_SWITCH_IKBD) ? ACIA_RHTID : 0; + (void)acia.key_ctrl; + (void)acia.key_data; + + /* reset MIDI ACIA */ + acia.mid_ctrl = ACIA_RESET | + (atari_switches & ATARI_SWITCH_MIDI) ? ACIA_RHTID : 0; + (void)acia.mid_ctrl; + (void)acia.mid_data; + + /* divide 500kHz by 64 gives 7812.5 baud */ + /* 8 data no parity 1 start 1 stop bit */ + /* receive interrupt enabled */ + /* RTS low (except if switch selected), transmit interrupt disabled */ + acia.key_ctrl = (ACIA_DIV64|ACIA_D8N1S|ACIA_RIE) | + ((atari_switches & ATARI_SWITCH_IKBD) ? + ACIA_RHTID : ACIA_RLTID); + + acia.mid_ctrl = ACIA_DIV16 | ACIA_D8N1S | + (atari_switches & ATARI_SWITCH_MIDI) ? ACIA_RHTID : 0; + + /* make sure the interrupt line is up */ + } while ((mfp.par_dt_reg & 0x10) == 0); + + /* enable ACIA Interrupts */ + mfp.active_edge &= ~0x10; + atari_turnon_irq(IRQ_MFP_ACIA); + + ikbd_self_test = 1; + ikbd_reset(); + /* wait for a period of inactivity (here: 0.25s), then assume the IKBD's + * self-test is finished */ + self_test_last_rcv = jiffies; + while (time_before(jiffies, self_test_last_rcv + HZ/4)) + barrier(); + /* if not incremented: no 0xf1 received */ + if (ikbd_self_test == 1) + printk(KERN_ERR "WARNING: keyboard self test failed!\n"); + ikbd_self_test = 0; + + ikbd_mouse_disable(); + ikbd_joystick_disable(); + +#ifdef FIXED_ATARI_JOYSTICK + atari_joystick_init(); +#endif + + // flag init done + atari_keyb_done = 1; + return 0; +} + + +int atari_kbdrate(struct kbd_repeat *k) +{ + if (k->delay > 0) { + /* convert from msec to jiffies */ + key_repeat_delay = (k->delay * HZ + 500) / 1000; + if (key_repeat_delay < 1) + key_repeat_delay = 1; + } + if (k->period > 0) { + key_repeat_rate = (k->period * HZ + 500) / 1000; + if (key_repeat_rate < 1) + key_repeat_rate = 1; + } + + k->delay = key_repeat_delay * 1000 / HZ; + k->period = key_repeat_rate * 1000 / HZ; + + return 0; +} + +int atari_kbd_translate(unsigned char keycode, unsigned char *keycodep, char raw_mode) +{ +#ifdef CONFIG_MAGIC_SYSRQ + /* ALT+HELP pressed? */ + if ((keycode == 98) && ((shift_state & 0xff) == 8)) + *keycodep = 0xff; + else +#endif + *keycodep = keycode; + return 1; +} diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c index ca5cd4344e3d..e40e5dcaa347 100644 --- a/arch/m68k/atari/config.c +++ b/arch/m68k/atari/config.c @@ -50,70 +50,25 @@ int atari_dont_touch_floppy_select; int atari_rtc_year_offset; /* local function prototypes */ -static void atari_reset( void ); +static void atari_reset(void); static void atari_get_model(char *model); static int atari_get_hardware_list(char *buffer); /* atari specific irq functions */ extern void atari_init_IRQ (void); -extern void atari_mksound( unsigned int count, unsigned int ticks ); +extern void atari_mksound(unsigned int count, unsigned int ticks); #ifdef CONFIG_HEARTBEAT -static void atari_heartbeat( int on ); +static void atari_heartbeat(int on); #endif /* atari specific timer functions (in time.c) */ -extern void atari_sched_init(irq_handler_t ); +extern void atari_sched_init(irq_handler_t); extern unsigned long atari_gettimeoffset (void); extern int atari_mste_hwclk (int, struct rtc_time *); extern int atari_tt_hwclk (int, struct rtc_time *); extern int atari_mste_set_clock_mmss (unsigned long); extern int atari_tt_set_clock_mmss (unsigned long); -/* atari specific debug functions (in debug.c) */ -extern void atari_debug_init(void); - - -/* I've moved hwreg_present() and hwreg_present_bywrite() out into - * mm/hwtest.c, to avoid having multiple copies of the same routine - * in the kernel [I wanted them in hp300 and they were already used - * in the nubus code. NB: I don't have an Atari so this might (just - * conceivably) break something. - * I've preserved the #if 0 version of hwreg_present_bywrite() here - * for posterity. - * -- Peter Maydell <pmaydell@chiark.greenend.org.uk>, 05/1998 - */ - -#if 0 -static int __init -hwreg_present_bywrite(volatile void *regp, unsigned char val) -{ - int ret; - long save_sp, save_vbr; - static long tmp_vectors[3] = { [2] = (long)&&after_test }; - - __asm__ __volatile__ - ( "movec %/vbr,%2\n\t" /* save vbr value */ - "movec %4,%/vbr\n\t" /* set up temporary vectors */ - "movel %/sp,%1\n\t" /* save sp */ - "moveq #0,%0\n\t" /* assume not present */ - "moveb %5,%3@\n\t" /* write the hardware reg */ - "cmpb %3@,%5\n\t" /* compare it */ - "seq %0" /* comes here only if reg */ - /* is present */ - : "=d&" (ret), "=r&" (save_sp), "=r&" (save_vbr) - : "a" (regp), "r" (tmp_vectors), "d" (val) - ); - after_test: - __asm__ __volatile__ - ( "movel %0,%/sp\n\t" /* restore sp */ - "movec %1,%/vbr" /* restore vbr */ - : : "r" (save_sp), "r" (save_vbr) : "sp" - ); - - return( ret ); -} -#endif - /* ++roman: This is a more elaborate test for an SCC chip, since the plain * Medusa board generates DTACK at the SCC's standard addresses, but a SCC @@ -123,26 +78,34 @@ hwreg_present_bywrite(volatile void *regp, unsigned char val) * should be readable without trouble (from channel A!). */ -static int __init scc_test( volatile char *ctla ) +static int __init scc_test(volatile char *ctla) { - if (!hwreg_present( ctla )) - return( 0 ); + if (!hwreg_present(ctla)) + return 0; MFPDELAY(); - *ctla = 2; MFPDELAY(); - *ctla = 0x40; MFPDELAY(); + *ctla = 2; + MFPDELAY(); + *ctla = 0x40; + MFPDELAY(); - *ctla = 2; MFPDELAY(); - if (*ctla != 0x40) return( 0 ); + *ctla = 2; + MFPDELAY(); + if (*ctla != 0x40) + return 0; MFPDELAY(); - *ctla = 2; MFPDELAY(); - *ctla = 0x60; MFPDELAY(); + *ctla = 2; + MFPDELAY(); + *ctla = 0x60; + MFPDELAY(); - *ctla = 2; MFPDELAY(); - if (*ctla != 0x60) return( 0 ); + *ctla = 2; + MFPDELAY(); + if (*ctla != 0x60) + return 0; - return( 1 ); + return 1; } @@ -152,61 +115,66 @@ static int __init scc_test( volatile char *ctla ) int __init atari_parse_bootinfo(const struct bi_record *record) { - int unknown = 0; - const u_long *data = record->data; + int unknown = 0; + const u_long *data = record->data; - switch (record->tag) { + switch (record->tag) { case BI_ATARI_MCH_COOKIE: - atari_mch_cookie = *data; - break; + atari_mch_cookie = *data; + break; case BI_ATARI_MCH_TYPE: - atari_mch_type = *data; - break; + atari_mch_type = *data; + break; default: - unknown = 1; - } - return(unknown); + unknown = 1; + break; + } + return unknown; } /* Parse the Atari-specific switches= option. */ -void __init atari_switches_setup( const char *str, unsigned len ) +static int __init atari_switches_setup(char *str) { - char switches[len+1]; - char *p; - int ovsc_shift; - char *args = switches; - - /* copy string to local array, strsep works destructively... */ - strlcpy( switches, str, sizeof(switches) ); - atari_switches = 0; - - /* parse the options */ - while ((p = strsep(&args, ",")) != NULL) { - if (!*p) continue; - ovsc_shift = 0; - if (strncmp( p, "ov_", 3 ) == 0) { - p += 3; - ovsc_shift = ATARI_SWITCH_OVSC_SHIFT; - } - - if (strcmp( p, "ikbd" ) == 0) { - /* RTS line of IKBD ACIA */ - atari_switches |= ATARI_SWITCH_IKBD << ovsc_shift; - } - else if (strcmp( p, "midi" ) == 0) { - /* RTS line of MIDI ACIA */ - atari_switches |= ATARI_SWITCH_MIDI << ovsc_shift; + char switches[strlen(str) + 1]; + char *p; + int ovsc_shift; + char *args = switches; + + if (!MACH_IS_ATARI) + return 0; + + /* copy string to local array, strsep works destructively... */ + strcpy(switches, str); + atari_switches = 0; + + /* parse the options */ + while ((p = strsep(&args, ",")) != NULL) { + if (!*p) + continue; + ovsc_shift = 0; + if (strncmp(p, "ov_", 3) == 0) { + p += 3; + ovsc_shift = ATARI_SWITCH_OVSC_SHIFT; + } + + if (strcmp(p, "ikbd") == 0) { + /* RTS line of IKBD ACIA */ + atari_switches |= ATARI_SWITCH_IKBD << ovsc_shift; + } else if (strcmp(p, "midi") == 0) { + /* RTS line of MIDI ACIA */ + atari_switches |= ATARI_SWITCH_MIDI << ovsc_shift; + } else if (strcmp(p, "snd6") == 0) { + atari_switches |= ATARI_SWITCH_SND6 << ovsc_shift; + } else if (strcmp(p, "snd7") == 0) { + atari_switches |= ATARI_SWITCH_SND7 << ovsc_shift; + } } - else if (strcmp( p, "snd6" ) == 0) { - atari_switches |= ATARI_SWITCH_SND6 << ovsc_shift; - } - else if (strcmp( p, "snd7" ) == 0) { - atari_switches |= ATARI_SWITCH_SND7 << ovsc_shift; - } - } + return 0; } +early_param("switches", atari_switches_setup); + /* * Setup the Atari configuration info @@ -214,284 +182,281 @@ void __init atari_switches_setup( const char *str, unsigned len ) void __init config_atari(void) { - unsigned short tos_version; + unsigned short tos_version; - memset(&atari_hw_present, 0, sizeof(atari_hw_present)); + memset(&atari_hw_present, 0, sizeof(atari_hw_present)); - atari_debug_init(); + /* Change size of I/O space from 64KB to 4GB. */ + ioport_resource.end = 0xFFFFFFFF; - ioport_resource.end = 0xFFFFFFFF; /* Change size of I/O space from 64KB - to 4GB. */ - - mach_sched_init = atari_sched_init; - mach_init_IRQ = atari_init_IRQ; - mach_get_model = atari_get_model; - mach_get_hardware_list = atari_get_hardware_list; - mach_gettimeoffset = atari_gettimeoffset; - mach_reset = atari_reset; - mach_max_dma_address = 0xffffff; + mach_sched_init = atari_sched_init; + mach_init_IRQ = atari_init_IRQ; + mach_get_model = atari_get_model; + mach_get_hardware_list = atari_get_hardware_list; + mach_gettimeoffset = atari_gettimeoffset; + mach_reset = atari_reset; + mach_max_dma_address = 0xffffff; #if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE) - mach_beep = atari_mksound; + mach_beep = atari_mksound; #endif #ifdef CONFIG_HEARTBEAT - mach_heartbeat = atari_heartbeat; + mach_heartbeat = atari_heartbeat; #endif - /* Set switches as requested by the user */ - if (atari_switches & ATARI_SWITCH_IKBD) - acia.key_ctrl = ACIA_DIV64 | ACIA_D8N1S | ACIA_RHTID; - if (atari_switches & ATARI_SWITCH_MIDI) - acia.mid_ctrl = ACIA_DIV16 | ACIA_D8N1S | ACIA_RHTID; - if (atari_switches & (ATARI_SWITCH_SND6|ATARI_SWITCH_SND7)) { - sound_ym.rd_data_reg_sel = 14; - sound_ym.wd_data = sound_ym.rd_data_reg_sel | - ((atari_switches&ATARI_SWITCH_SND6) ? 0x40 : 0) | - ((atari_switches&ATARI_SWITCH_SND7) ? 0x80 : 0); - } - - /* ++bjoern: - * Determine hardware present - */ + /* Set switches as requested by the user */ + if (atari_switches & ATARI_SWITCH_IKBD) + acia.key_ctrl = ACIA_DIV64 | ACIA_D8N1S | ACIA_RHTID; + if (atari_switches & ATARI_SWITCH_MIDI) + acia.mid_ctrl = ACIA_DIV16 | ACIA_D8N1S | ACIA_RHTID; + if (atari_switches & (ATARI_SWITCH_SND6|ATARI_SWITCH_SND7)) { + sound_ym.rd_data_reg_sel = 14; + sound_ym.wd_data = sound_ym.rd_data_reg_sel | + ((atari_switches&ATARI_SWITCH_SND6) ? 0x40 : 0) | + ((atari_switches&ATARI_SWITCH_SND7) ? 0x80 : 0); + } - printk( "Atari hardware found: " ); - if (MACH_IS_MEDUSA || MACH_IS_HADES) { - /* There's no Atari video hardware on the Medusa, but all the - * addresses below generate a DTACK so no bus error occurs! */ - } - else if (hwreg_present( f030_xreg )) { - ATARIHW_SET(VIDEL_SHIFTER); - printk( "VIDEL " ); - /* This is a temporary hack: If there is Falcon video - * hardware, we assume that the ST-DMA serves SCSI instead of - * ACSI. In the future, there should be a better method for - * this... - */ - ATARIHW_SET(ST_SCSI); - printk( "STDMA-SCSI " ); - } - else if (hwreg_present( tt_palette )) { - ATARIHW_SET(TT_SHIFTER); - printk( "TT_SHIFTER " ); - } - else if (hwreg_present( &shifter.bas_hi )) { - if (hwreg_present( &shifter.bas_lo ) && - (shifter.bas_lo = 0x0aau, shifter.bas_lo == 0x0aau)) { - ATARIHW_SET(EXTD_SHIFTER); - printk( "EXTD_SHIFTER " ); - } - else { - ATARIHW_SET(STND_SHIFTER); - printk( "STND_SHIFTER " ); - } - } - if (hwreg_present( &mfp.par_dt_reg )) { - ATARIHW_SET(ST_MFP); - printk( "ST_MFP " ); - } - if (hwreg_present( &tt_mfp.par_dt_reg )) { - ATARIHW_SET(TT_MFP); - printk( "TT_MFP " ); - } - if (hwreg_present( &tt_scsi_dma.dma_addr_hi )) { - ATARIHW_SET(SCSI_DMA); - printk( "TT_SCSI_DMA " ); - } - if (!MACH_IS_HADES && hwreg_present( &st_dma.dma_hi )) { - ATARIHW_SET(STND_DMA); - printk( "STND_DMA " ); - } - if (MACH_IS_MEDUSA || /* The ST-DMA address registers aren't readable - * on all Medusas, so the test below may fail */ - (hwreg_present( &st_dma.dma_vhi ) && - (st_dma.dma_vhi = 0x55) && (st_dma.dma_hi = 0xaa) && - st_dma.dma_vhi == 0x55 && st_dma.dma_hi == 0xaa && - (st_dma.dma_vhi = 0xaa) && (st_dma.dma_hi = 0x55) && - st_dma.dma_vhi == 0xaa && st_dma.dma_hi == 0x55)) { - ATARIHW_SET(EXTD_DMA); - printk( "EXTD_DMA " ); - } - if (hwreg_present( &tt_scsi.scsi_data )) { - ATARIHW_SET(TT_SCSI); - printk( "TT_SCSI " ); - } - if (hwreg_present( &sound_ym.rd_data_reg_sel )) { - ATARIHW_SET(YM_2149); - printk( "YM2149 " ); - } - if (!MACH_IS_MEDUSA && !MACH_IS_HADES && - hwreg_present( &tt_dmasnd.ctrl )) { - ATARIHW_SET(PCM_8BIT); - printk( "PCM " ); - } - if (!MACH_IS_HADES && hwreg_present( &falcon_codec.unused5 )) { - ATARIHW_SET(CODEC); - printk( "CODEC " ); - } - if (hwreg_present( &dsp56k_host_interface.icr )) { - ATARIHW_SET(DSP56K); - printk( "DSP56K " ); - } - if (hwreg_present( &tt_scc_dma.dma_ctrl ) && + /* ++bjoern: + * Determine hardware present + */ + + printk("Atari hardware found: "); + if (MACH_IS_MEDUSA || MACH_IS_HADES) { + /* There's no Atari video hardware on the Medusa, but all the + * addresses below generate a DTACK so no bus error occurs! */ + } else if (hwreg_present(f030_xreg)) { + ATARIHW_SET(VIDEL_SHIFTER); + printk("VIDEL "); + /* This is a temporary hack: If there is Falcon video + * hardware, we assume that the ST-DMA serves SCSI instead of + * ACSI. In the future, there should be a better method for + * this... + */ + ATARIHW_SET(ST_SCSI); + printk("STDMA-SCSI "); + } else if (hwreg_present(tt_palette)) { + ATARIHW_SET(TT_SHIFTER); + printk("TT_SHIFTER "); + } else if (hwreg_present(&shifter.bas_hi)) { + if (hwreg_present(&shifter.bas_lo) && + (shifter.bas_lo = 0x0aau, shifter.bas_lo == 0x0aau)) { + ATARIHW_SET(EXTD_SHIFTER); + printk("EXTD_SHIFTER "); + } else { + ATARIHW_SET(STND_SHIFTER); + printk("STND_SHIFTER "); + } + } + if (hwreg_present(&mfp.par_dt_reg)) { + ATARIHW_SET(ST_MFP); + printk("ST_MFP "); + } + if (hwreg_present(&tt_mfp.par_dt_reg)) { + ATARIHW_SET(TT_MFP); + printk("TT_MFP "); + } + if (hwreg_present(&tt_scsi_dma.dma_addr_hi)) { + ATARIHW_SET(SCSI_DMA); + printk("TT_SCSI_DMA "); + } + if (!MACH_IS_HADES && hwreg_present(&st_dma.dma_hi)) { + ATARIHW_SET(STND_DMA); + printk("STND_DMA "); + } + /* + * The ST-DMA address registers aren't readable + * on all Medusas, so the test below may fail + */ + if (MACH_IS_MEDUSA || + (hwreg_present(&st_dma.dma_vhi) && + (st_dma.dma_vhi = 0x55) && (st_dma.dma_hi = 0xaa) && + st_dma.dma_vhi == 0x55 && st_dma.dma_hi == 0xaa && + (st_dma.dma_vhi = 0xaa) && (st_dma.dma_hi = 0x55) && + st_dma.dma_vhi == 0xaa && st_dma.dma_hi == 0x55)) { + ATARIHW_SET(EXTD_DMA); + printk("EXTD_DMA "); + } + if (hwreg_present(&tt_scsi.scsi_data)) { + ATARIHW_SET(TT_SCSI); + printk("TT_SCSI "); + } + if (hwreg_present(&sound_ym.rd_data_reg_sel)) { + ATARIHW_SET(YM_2149); + printk("YM2149 "); + } + if (!MACH_IS_MEDUSA && !MACH_IS_HADES && + hwreg_present(&tt_dmasnd.ctrl)) { + ATARIHW_SET(PCM_8BIT); + printk("PCM "); + } + if (!MACH_IS_HADES && hwreg_present(&falcon_codec.unused5)) { + ATARIHW_SET(CODEC); + printk("CODEC "); + } + if (hwreg_present(&dsp56k_host_interface.icr)) { + ATARIHW_SET(DSP56K); + printk("DSP56K "); + } + if (hwreg_present(&tt_scc_dma.dma_ctrl) && #if 0 - /* This test sucks! Who knows some better? */ - (tt_scc_dma.dma_ctrl = 0x01, (tt_scc_dma.dma_ctrl & 1) == 1) && - (tt_scc_dma.dma_ctrl = 0x00, (tt_scc_dma.dma_ctrl & 1) == 0) + /* This test sucks! Who knows some better? */ + (tt_scc_dma.dma_ctrl = 0x01, (tt_scc_dma.dma_ctrl & 1) == 1) && + (tt_scc_dma.dma_ctrl = 0x00, (tt_scc_dma.dma_ctrl & 1) == 0) #else - !MACH_IS_MEDUSA && !MACH_IS_HADES + !MACH_IS_MEDUSA && !MACH_IS_HADES #endif - ) { - ATARIHW_SET(SCC_DMA); - printk( "SCC_DMA " ); - } - if (scc_test( &scc.cha_a_ctrl )) { - ATARIHW_SET(SCC); - printk( "SCC " ); - } - if (scc_test( &st_escc.cha_b_ctrl )) { - ATARIHW_SET( ST_ESCC ); - printk( "ST_ESCC " ); - } - if (MACH_IS_HADES) - { - ATARIHW_SET( VME ); - printk( "VME " ); - } - else if (hwreg_present( &tt_scu.sys_mask )) { - ATARIHW_SET(SCU); - /* Assume a VME bus if there's a SCU */ - ATARIHW_SET( VME ); - printk( "VME SCU " ); - } - if (hwreg_present( (void *)(0xffff9210) )) { - ATARIHW_SET(ANALOG_JOY); - printk( "ANALOG_JOY " ); - } - if (!MACH_IS_HADES && hwreg_present( blitter.halftone )) { - ATARIHW_SET(BLITTER); - printk( "BLITTER " ); - } - if (hwreg_present((void *)0xfff00039)) { - ATARIHW_SET(IDE); - printk( "IDE " ); - } + ) { + ATARIHW_SET(SCC_DMA); + printk("SCC_DMA "); + } + if (scc_test(&scc.cha_a_ctrl)) { + ATARIHW_SET(SCC); + printk("SCC "); + } + if (scc_test(&st_escc.cha_b_ctrl)) { + ATARIHW_SET(ST_ESCC); + printk("ST_ESCC "); + } + if (MACH_IS_HADES) { + ATARIHW_SET(VME); + printk("VME "); + } else if (hwreg_present(&tt_scu.sys_mask)) { + ATARIHW_SET(SCU); + /* Assume a VME bus if there's a SCU */ + ATARIHW_SET(VME); + printk("VME SCU "); + } + if (hwreg_present((void *)(0xffff9210))) { + ATARIHW_SET(ANALOG_JOY); + printk("ANALOG_JOY "); + } + if (!MACH_IS_HADES && hwreg_present(blitter.halftone)) { + ATARIHW_SET(BLITTER); + printk("BLITTER "); + } + if (hwreg_present((void *)0xfff00039)) { + ATARIHW_SET(IDE); + printk("IDE "); + } #if 1 /* This maybe wrong */ - if (!MACH_IS_MEDUSA && !MACH_IS_HADES && - hwreg_present( &tt_microwire.data ) && - hwreg_present( &tt_microwire.mask ) && - (tt_microwire.mask = 0x7ff, - udelay(1), - tt_microwire.data = MW_LM1992_PSG_HIGH | MW_LM1992_ADDR, - udelay(1), - tt_microwire.data != 0)) { - ATARIHW_SET(MICROWIRE); - while (tt_microwire.mask != 0x7ff) ; - printk( "MICROWIRE " ); - } + if (!MACH_IS_MEDUSA && !MACH_IS_HADES && + hwreg_present(&tt_microwire.data) && + hwreg_present(&tt_microwire.mask) && + (tt_microwire.mask = 0x7ff, + udelay(1), + tt_microwire.data = MW_LM1992_PSG_HIGH | MW_LM1992_ADDR, + udelay(1), + tt_microwire.data != 0)) { + ATARIHW_SET(MICROWIRE); + while (tt_microwire.mask != 0x7ff) + ; + printk("MICROWIRE "); + } #endif - if (hwreg_present( &tt_rtc.regsel )) { - ATARIHW_SET(TT_CLK); - printk( "TT_CLK " ); - mach_hwclk = atari_tt_hwclk; - mach_set_clock_mmss = atari_tt_set_clock_mmss; - } - if (!MACH_IS_HADES && hwreg_present( &mste_rtc.sec_ones)) { - ATARIHW_SET(MSTE_CLK); - printk( "MSTE_CLK "); - mach_hwclk = atari_mste_hwclk; - mach_set_clock_mmss = atari_mste_set_clock_mmss; - } - if (!MACH_IS_MEDUSA && !MACH_IS_HADES && - hwreg_present( &dma_wd.fdc_speed ) && - hwreg_write( &dma_wd.fdc_speed, 0 )) { - ATARIHW_SET(FDCSPEED); - printk( "FDC_SPEED "); - } - if (!MACH_IS_HADES && !ATARIHW_PRESENT(ST_SCSI)) { - ATARIHW_SET(ACSI); - printk( "ACSI " ); - } - printk("\n"); - - if (CPU_IS_040_OR_060) - /* Now it seems to be safe to turn of the tt0 transparent - * translation (the one that must not be turned off in - * head.S...) - */ - __asm__ volatile ("moveq #0,%/d0\n\t" - ".chip 68040\n\t" - "movec %%d0,%%itt0\n\t" - "movec %%d0,%%dtt0\n\t" - ".chip 68k" - : /* no outputs */ - : /* no inputs */ - : "d0"); - - /* allocator for memory that must reside in st-ram */ - atari_stram_init (); - - /* Set up a mapping for the VMEbus address region: - * - * VME is either at phys. 0xfexxxxxx (TT) or 0xa00000..0xdfffff - * (MegaSTE) In both cases, the whole 16 MB chunk is mapped at - * 0xfe000000 virt., because this can be done with a single - * transparent translation. On the 68040, lots of often unused - * page tables would be needed otherwise. On a MegaSTE or similar, - * the highest byte is stripped off by hardware due to the 24 bit - * design of the bus. - */ + if (hwreg_present(&tt_rtc.regsel)) { + ATARIHW_SET(TT_CLK); + printk("TT_CLK "); + mach_hwclk = atari_tt_hwclk; + mach_set_clock_mmss = atari_tt_set_clock_mmss; + } + if (!MACH_IS_HADES && hwreg_present(&mste_rtc.sec_ones)) { + ATARIHW_SET(MSTE_CLK); + printk("MSTE_CLK "); + mach_hwclk = atari_mste_hwclk; + mach_set_clock_mmss = atari_mste_set_clock_mmss; + } + if (!MACH_IS_MEDUSA && !MACH_IS_HADES && + hwreg_present(&dma_wd.fdc_speed) && + hwreg_write(&dma_wd.fdc_speed, 0)) { + ATARIHW_SET(FDCSPEED); + printk("FDC_SPEED "); + } + if (!MACH_IS_HADES && !ATARIHW_PRESENT(ST_SCSI)) { + ATARIHW_SET(ACSI); + printk("ACSI "); + } + printk("\n"); + + if (CPU_IS_040_OR_060) + /* Now it seems to be safe to turn of the tt0 transparent + * translation (the one that must not be turned off in + * head.S...) + */ + asm volatile ("\n" + " moveq #0,%%d0\n" + " .chip 68040\n" + " movec %%d0,%%itt0\n" + " movec %%d0,%%dtt0\n" + " .chip 68k" + : /* no outputs */ + : /* no inputs */ + : "d0"); + + /* allocator for memory that must reside in st-ram */ + atari_stram_init(); + + /* Set up a mapping for the VMEbus address region: + * + * VME is either at phys. 0xfexxxxxx (TT) or 0xa00000..0xdfffff + * (MegaSTE) In both cases, the whole 16 MB chunk is mapped at + * 0xfe000000 virt., because this can be done with a single + * transparent translation. On the 68040, lots of often unused + * page tables would be needed otherwise. On a MegaSTE or similar, + * the highest byte is stripped off by hardware due to the 24 bit + * design of the bus. + */ + + if (CPU_IS_020_OR_030) { + unsigned long tt1_val; + tt1_val = 0xfe008543; /* Translate 0xfexxxxxx, enable, cache + * inhibit, read and write, FDC mask = 3, + * FDC val = 4 -> Supervisor only */ + asm volatile ("\n" + " .chip 68030\n" + " pmove %0@,%/tt1\n" + " .chip 68k" + : : "a" (&tt1_val)); + } else { + asm volatile ("\n" + " .chip 68040\n" + " movec %0,%%itt1\n" + " movec %0,%%dtt1\n" + " .chip 68k" + : + : "d" (0xfe00a040)); /* Translate 0xfexxxxxx, enable, + * supervisor only, non-cacheable/ + * serialized, writable */ + + } - if (CPU_IS_020_OR_030) { - unsigned long tt1_val; - tt1_val = 0xfe008543; /* Translate 0xfexxxxxx, enable, cache - * inhibit, read and write, FDC mask = 3, - * FDC val = 4 -> Supervisor only */ - __asm__ __volatile__ ( ".chip 68030\n\t" - "pmove %0@,%/tt1\n\t" - ".chip 68k" - : : "a" (&tt1_val) ); - } - else { - __asm__ __volatile__ - ( "movel %0,%/d0\n\t" - ".chip 68040\n\t" - "movec %%d0,%%itt1\n\t" - "movec %%d0,%%dtt1\n\t" - ".chip 68k" - : - : "g" (0xfe00a040) /* Translate 0xfexxxxxx, enable, - * supervisor only, non-cacheable/ - * serialized, writable */ - : "d0" ); - - } - - /* Fetch tos version at Physical 2 */ - /* We my not be able to access this address if the kernel is - loaded to st ram, since the first page is unmapped. On the - Medusa this is always the case and there is nothing we can do - about this, so we just assume the smaller offset. For the TT - we use the fact that in head.S we have set up a mapping - 0xFFxxxxxx -> 0x00xxxxxx, so that the first 16MB is accessible - in the last 16MB of the address space. */ - tos_version = (MACH_IS_MEDUSA || MACH_IS_HADES) ? - 0xfff : *(unsigned short *)0xff000002; - atari_rtc_year_offset = (tos_version < 0x306) ? 70 : 68; + /* Fetch tos version at Physical 2 */ + /* + * We my not be able to access this address if the kernel is + * loaded to st ram, since the first page is unmapped. On the + * Medusa this is always the case and there is nothing we can do + * about this, so we just assume the smaller offset. For the TT + * we use the fact that in head.S we have set up a mapping + * 0xFFxxxxxx -> 0x00xxxxxx, so that the first 16MB is accessible + * in the last 16MB of the address space. + */ + tos_version = (MACH_IS_MEDUSA || MACH_IS_HADES) ? + 0xfff : *(unsigned short *)0xff000002; + atari_rtc_year_offset = (tos_version < 0x306) ? 70 : 68; } #ifdef CONFIG_HEARTBEAT -static void atari_heartbeat( int on ) +static void atari_heartbeat(int on) { - unsigned char tmp; - unsigned long flags; + unsigned char tmp; + unsigned long flags; - if (atari_dont_touch_floppy_select) - return; + if (atari_dont_touch_floppy_select) + return; - local_irq_save(flags); - sound_ym.rd_data_reg_sel = 14; /* Select PSG Port A */ - tmp = sound_ym.rd_data_reg_sel; - sound_ym.wd_data = on ? (tmp & ~0x02) : (tmp | 0x02); - local_irq_restore(flags); + local_irq_save(flags); + sound_ym.rd_data_reg_sel = 14; /* Select PSG Port A */ + tmp = sound_ym.rd_data_reg_sel; + sound_ym.wd_data = on ? (tmp & ~0x02) : (tmp | 0x02); + local_irq_restore(flags); } #endif @@ -526,180 +491,171 @@ static void atari_heartbeat( int on ) /* ++andreas: no need for complicated code, just depend on prefetch */ -static void atari_reset (void) +static void atari_reset(void) { - long tc_val = 0; - long reset_addr; - - /* On the Medusa, phys. 0x4 may contain garbage because it's no - ROM. See above for explanation why we cannot use PTOV(4). */ - reset_addr = MACH_IS_HADES ? 0x7fe00030 : - MACH_IS_MEDUSA || MACH_IS_AB40 ? 0xe00030 : - *(unsigned long *) 0xff000004; - - /* reset ACIA for switch off OverScan, if it's active */ - if (atari_switches & ATARI_SWITCH_OVSC_IKBD) - acia.key_ctrl = ACIA_RESET; - if (atari_switches & ATARI_SWITCH_OVSC_MIDI) - acia.mid_ctrl = ACIA_RESET; - - /* processor independent: turn off interrupts and reset the VBR; - * the caches must be left enabled, else prefetching the final jump - * instruction doesn't work. */ - local_irq_disable(); - __asm__ __volatile__ - ("moveq #0,%/d0\n\t" - "movec %/d0,%/vbr" - : : : "d0" ); - - if (CPU_IS_040_OR_060) { - unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); - if (CPU_IS_060) { - /* 68060: clear PCR to turn off superscalar operation */ - __asm__ __volatile__ - ("moveq #0,%/d0\n\t" - ".chip 68060\n\t" - "movec %%d0,%%pcr\n\t" - ".chip 68k" - : : : "d0" ); - } - - __asm__ __volatile__ - ("movel %0,%/d0\n\t" - "andl #0xff000000,%/d0\n\t" - "orw #0xe020,%/d0\n\t" /* map 16 MB, enable, cacheable */ - ".chip 68040\n\t" - "movec %%d0,%%itt0\n\t" - "movec %%d0,%%dtt0\n\t" - ".chip 68k\n\t" - "jmp %0@\n\t" - : /* no outputs */ - : "a" (jmp_addr040) - : "d0" ); - jmp_addr_label040: - __asm__ __volatile__ - ("moveq #0,%/d0\n\t" - "nop\n\t" - ".chip 68040\n\t" - "cinva %%bc\n\t" - "nop\n\t" - "pflusha\n\t" - "nop\n\t" - "movec %%d0,%%tc\n\t" - "nop\n\t" - /* the following setup of transparent translations is needed on the - * Afterburner040 to successfully reboot. Other machines shouldn't - * care about a different tt regs setup, they also didn't care in - * the past that the regs weren't turned off. */ - "movel #0xffc000,%%d0\n\t" /* whole insn space cacheable */ - "movec %%d0,%%itt0\n\t" - "movec %%d0,%%itt1\n\t" - "orw #0x40,%/d0\n\t" /* whole data space non-cacheable/ser. */ - "movec %%d0,%%dtt0\n\t" - "movec %%d0,%%dtt1\n\t" - ".chip 68k\n\t" - "jmp %0@" - : /* no outputs */ - : "a" (reset_addr) - : "d0"); - } - else - __asm__ __volatile__ - ("pmove %0@,%/tc\n\t" - "jmp %1@" - : /* no outputs */ - : "a" (&tc_val), "a" (reset_addr)); + long tc_val = 0; + long reset_addr; + + /* + * On the Medusa, phys. 0x4 may contain garbage because it's no + * ROM. See above for explanation why we cannot use PTOV(4). + */ + reset_addr = MACH_IS_HADES ? 0x7fe00030 : + MACH_IS_MEDUSA || MACH_IS_AB40 ? 0xe00030 : + *(unsigned long *) 0xff000004; + + /* reset ACIA for switch off OverScan, if it's active */ + if (atari_switches & ATARI_SWITCH_OVSC_IKBD) + acia.key_ctrl = ACIA_RESET; + if (atari_switches & ATARI_SWITCH_OVSC_MIDI) + acia.mid_ctrl = ACIA_RESET; + + /* processor independent: turn off interrupts and reset the VBR; + * the caches must be left enabled, else prefetching the final jump + * instruction doesn't work. + */ + local_irq_disable(); + asm volatile ("movec %0,%%vbr" + : : "d" (0)); + + if (CPU_IS_040_OR_060) { + unsigned long jmp_addr040 = virt_to_phys(&&jmp_addr_label040); + if (CPU_IS_060) { + /* 68060: clear PCR to turn off superscalar operation */ + asm volatile ("\n" + " .chip 68060\n" + " movec %0,%%pcr\n" + " .chip 68k" + : : "d" (0)); + } + + asm volatile ("\n" + " move.l %0,%%d0\n" + " and.l #0xff000000,%%d0\n" + " or.w #0xe020,%%d0\n" /* map 16 MB, enable, cacheable */ + " .chip 68040\n" + " movec %%d0,%%itt0\n" + " movec %%d0,%%dtt0\n" + " .chip 68k\n" + " jmp %0@" + : : "a" (jmp_addr040) + : "d0"); + jmp_addr_label040: + asm volatile ("\n" + " moveq #0,%%d0\n" + " nop\n" + " .chip 68040\n" + " cinva %%bc\n" + " nop\n" + " pflusha\n" + " nop\n" + " movec %%d0,%%tc\n" + " nop\n" + /* the following setup of transparent translations is needed on the + * Afterburner040 to successfully reboot. Other machines shouldn't + * care about a different tt regs setup, they also didn't care in + * the past that the regs weren't turned off. */ + " move.l #0xffc000,%%d0\n" /* whole insn space cacheable */ + " movec %%d0,%%itt0\n" + " movec %%d0,%%itt1\n" + " or.w #0x40,%/d0\n" /* whole data space non-cacheable/ser. */ + " movec %%d0,%%dtt0\n" + " movec %%d0,%%dtt1\n" + " .chip 68k\n" + " jmp %0@" + : /* no outputs */ + : "a" (reset_addr) + : "d0"); + } else + asm volatile ("\n" + " pmove %0@,%%tc\n" + " jmp %1@" + : /* no outputs */ + : "a" (&tc_val), "a" (reset_addr)); } static void atari_get_model(char *model) { - strcpy(model, "Atari "); - switch (atari_mch_cookie >> 16) { + strcpy(model, "Atari "); + switch (atari_mch_cookie >> 16) { case ATARI_MCH_ST: - if (ATARIHW_PRESENT(MSTE_CLK)) - strcat (model, "Mega ST"); - else - strcat (model, "ST"); - break; + if (ATARIHW_PRESENT(MSTE_CLK)) + strcat(model, "Mega ST"); + else + strcat(model, "ST"); + break; case ATARI_MCH_STE: - if (MACH_IS_MSTE) - strcat (model, "Mega STE"); - else - strcat (model, "STE"); - break; + if (MACH_IS_MSTE) + strcat(model, "Mega STE"); + else + strcat(model, "STE"); + break; case ATARI_MCH_TT: - if (MACH_IS_MEDUSA) - /* Medusa has TT _MCH cookie */ - strcat (model, "Medusa"); - else if (MACH_IS_HADES) - strcat(model, "Hades"); - else - strcat (model, "TT"); - break; + if (MACH_IS_MEDUSA) + /* Medusa has TT _MCH cookie */ + strcat(model, "Medusa"); + else if (MACH_IS_HADES) + strcat(model, "Hades"); + else + strcat(model, "TT"); + break; case ATARI_MCH_FALCON: - strcat (model, "Falcon"); - if (MACH_IS_AB40) - strcat (model, " (with Afterburner040)"); - break; + strcat(model, "Falcon"); + if (MACH_IS_AB40) + strcat(model, " (with Afterburner040)"); + break; default: - sprintf (model + strlen (model), "(unknown mach cookie 0x%lx)", - atari_mch_cookie); - break; - } + sprintf(model + strlen(model), "(unknown mach cookie 0x%lx)", + atari_mch_cookie); + break; + } } static int atari_get_hardware_list(char *buffer) { - int len = 0, i; - - for (i = 0; i < m68k_num_memory; i++) - len += sprintf (buffer+len, "\t%3ld MB at 0x%08lx (%s)\n", - m68k_memory[i].size >> 20, m68k_memory[i].addr, - (m68k_memory[i].addr & 0xff000000 ? - "alternate RAM" : "ST-RAM")); - -#define ATARIHW_ANNOUNCE(name,str) \ - if (ATARIHW_PRESENT(name)) \ - len += sprintf (buffer + len, "\t%s\n", str) - - len += sprintf (buffer + len, "Detected hardware:\n"); - ATARIHW_ANNOUNCE(STND_SHIFTER, "ST Shifter"); - ATARIHW_ANNOUNCE(EXTD_SHIFTER, "STe Shifter"); - ATARIHW_ANNOUNCE(TT_SHIFTER, "TT Shifter"); - ATARIHW_ANNOUNCE(VIDEL_SHIFTER, "Falcon Shifter"); - ATARIHW_ANNOUNCE(YM_2149, "Programmable Sound Generator"); - ATARIHW_ANNOUNCE(PCM_8BIT, "PCM 8 Bit Sound"); - ATARIHW_ANNOUNCE(CODEC, "CODEC Sound"); - ATARIHW_ANNOUNCE(TT_SCSI, "SCSI Controller NCR5380 (TT style)"); - ATARIHW_ANNOUNCE(ST_SCSI, "SCSI Controller NCR5380 (Falcon style)"); - ATARIHW_ANNOUNCE(ACSI, "ACSI Interface"); - ATARIHW_ANNOUNCE(IDE, "IDE Interface"); - ATARIHW_ANNOUNCE(FDCSPEED, "8/16 Mhz Switch for FDC"); - ATARIHW_ANNOUNCE(ST_MFP, "Multi Function Peripheral MFP 68901"); - ATARIHW_ANNOUNCE(TT_MFP, "Second Multi Function Peripheral MFP 68901"); - ATARIHW_ANNOUNCE(SCC, "Serial Communications Controller SCC 8530"); - ATARIHW_ANNOUNCE(ST_ESCC, "Extended Serial Communications Controller SCC 85230"); - ATARIHW_ANNOUNCE(ANALOG_JOY, "Paddle Interface"); - ATARIHW_ANNOUNCE(MICROWIRE, "MICROWIRE(tm) Interface"); - ATARIHW_ANNOUNCE(STND_DMA, "DMA Controller (24 bit)"); - ATARIHW_ANNOUNCE(EXTD_DMA, "DMA Controller (32 bit)"); - ATARIHW_ANNOUNCE(SCSI_DMA, "DMA Controller for NCR5380"); - ATARIHW_ANNOUNCE(SCC_DMA, "DMA Controller for SCC"); - ATARIHW_ANNOUNCE(TT_CLK, "Clock Chip MC146818A"); - ATARIHW_ANNOUNCE(MSTE_CLK, "Clock Chip RP5C15"); - ATARIHW_ANNOUNCE(SCU, "System Control Unit"); - ATARIHW_ANNOUNCE(BLITTER, "Blitter"); - ATARIHW_ANNOUNCE(VME, "VME Bus"); - ATARIHW_ANNOUNCE(DSP56K, "DSP56001 processor"); - - return(len); + int len = 0, i; + + for (i = 0; i < m68k_num_memory; i++) + len += sprintf(buffer+len, "\t%3ld MB at 0x%08lx (%s)\n", + m68k_memory[i].size >> 20, m68k_memory[i].addr, + (m68k_memory[i].addr & 0xff000000 ? + "alternate RAM" : "ST-RAM")); + +#define ATARIHW_ANNOUNCE(name, str) \ + if (ATARIHW_PRESENT(name)) \ + len += sprintf(buffer + len, "\t%s\n", str) + + len += sprintf(buffer + len, "Detected hardware:\n"); + ATARIHW_ANNOUNCE(STND_SHIFTER, "ST Shifter"); + ATARIHW_ANNOUNCE(EXTD_SHIFTER, "STe Shifter"); + ATARIHW_ANNOUNCE(TT_SHIFTER, "TT Shifter"); + ATARIHW_ANNOUNCE(VIDEL_SHIFTER, "Falcon Shifter"); + ATARIHW_ANNOUNCE(YM_2149, "Programmable Sound Generator"); + ATARIHW_ANNOUNCE(PCM_8BIT, "PCM 8 Bit Sound"); + ATARIHW_ANNOUNCE(CODEC, "CODEC Sound"); + ATARIHW_ANNOUNCE(TT_SCSI, "SCSI Controller NCR5380 (TT style)"); + ATARIHW_ANNOUNCE(ST_SCSI, "SCSI Controller NCR5380 (Falcon style)"); + ATARIHW_ANNOUNCE(ACSI, "ACSI Interface"); + ATARIHW_ANNOUNCE(IDE, "IDE Interface"); + ATARIHW_ANNOUNCE(FDCSPEED, "8/16 Mhz Switch for FDC"); + ATARIHW_ANNOUNCE(ST_MFP, "Multi Function Peripheral MFP 68901"); + ATARIHW_ANNOUNCE(TT_MFP, "Second Multi Function Peripheral MFP 68901"); + ATARIHW_ANNOUNCE(SCC, "Serial Communications Controller SCC 8530"); + ATARIHW_ANNOUNCE(ST_ESCC, "Extended Serial Communications Controller SCC 85230"); + ATARIHW_ANNOUNCE(ANALOG_JOY, "Paddle Interface"); + ATARIHW_ANNOUNCE(MICROWIRE, "MICROWIRE(tm) Interface"); + ATARIHW_ANNOUNCE(STND_DMA, "DMA Controller (24 bit)"); + ATARIHW_ANNOUNCE(EXTD_DMA, "DMA Controller (32 bit)"); + ATARIHW_ANNOUNCE(SCSI_DMA, "DMA Controller for NCR5380"); + ATARIHW_ANNOUNCE(SCC_DMA, "DMA Controller for SCC"); + ATARIHW_ANNOUNCE(TT_CLK, "Clock Chip MC146818A"); + ATARIHW_ANNOUNCE(MSTE_CLK, "Clock Chip RP5C15"); + ATARIHW_ANNOUNCE(SCU, "System Control Unit"); + ATARIHW_ANNOUNCE(BLITTER, "Blitter"); + ATARIHW_ANNOUNCE(VME, "VME Bus"); + ATARIHW_ANNOUNCE(DSP56K, "DSP56001 processor"); + + return len; } - -/* - * Local variables: - * c-indent-level: 4 - * tab-width: 8 - * End: - */ diff --git a/arch/m68k/atari/debug.c b/arch/m68k/atari/debug.c index 4ae01004d8dd..fbeed8c8ecbc 100644 --- a/arch/m68k/atari/debug.c +++ b/arch/m68k/atari/debug.c @@ -19,8 +19,6 @@ #include <asm/atarihw.h> #include <asm/atariints.h> -extern char m68k_debug_device[]; - /* Flag that Modem1 port is already initialized and used */ int atari_MFP_init_done; /* Flag that Modem1 port is already initialized and used */ @@ -30,317 +28,317 @@ int atari_SCC_init_done; int atari_SCC_reset_done; static struct console atari_console_driver = { - .name = "debug", - .flags = CON_PRINTBUFFER, - .index = -1, + .name = "debug", + .flags = CON_PRINTBUFFER, + .index = -1, }; -static inline void ata_mfp_out (char c) +static inline void ata_mfp_out(char c) { - while (!(mfp.trn_stat & 0x80)) /* wait for tx buf empty */ - barrier (); - mfp.usart_dta = c; + while (!(mfp.trn_stat & 0x80)) /* wait for tx buf empty */ + barrier(); + mfp.usart_dta = c; } -void atari_mfp_console_write (struct console *co, const char *str, - unsigned int count) +void atari_mfp_console_write(struct console *co, const char *str, + unsigned int count) { - while (count--) { - if (*str == '\n') - ata_mfp_out( '\r' ); - ata_mfp_out( *str++ ); - } + while (count--) { + if (*str == '\n') + ata_mfp_out('\r'); + ata_mfp_out(*str++); + } } -static inline void ata_scc_out (char c) +static inline void ata_scc_out(char c) { - do { + do { + MFPDELAY(); + } while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */ MFPDELAY(); - } while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */ - MFPDELAY(); - scc.cha_b_data = c; + scc.cha_b_data = c; } -void atari_scc_console_write (struct console *co, const char *str, - unsigned int count) +void atari_scc_console_write(struct console *co, const char *str, + unsigned int count) { - while (count--) { - if (*str == '\n') - ata_scc_out( '\r' ); - ata_scc_out( *str++ ); - } + while (count--) { + if (*str == '\n') + ata_scc_out('\r'); + ata_scc_out(*str++); + } } -static inline void ata_midi_out (char c) +static inline void ata_midi_out(char c) { - while (!(acia.mid_ctrl & ACIA_TDRE)) /* wait for tx buf empty */ - barrier (); - acia.mid_data = c; + while (!(acia.mid_ctrl & ACIA_TDRE)) /* wait for tx buf empty */ + barrier(); + acia.mid_data = c; } -void atari_midi_console_write (struct console *co, const char *str, - unsigned int count) +void atari_midi_console_write(struct console *co, const char *str, + unsigned int count) { - while (count--) { - if (*str == '\n') - ata_midi_out( '\r' ); - ata_midi_out( *str++ ); - } + while (count--) { + if (*str == '\n') + ata_midi_out('\r'); + ata_midi_out(*str++); + } } -static int ata_par_out (char c) +static int ata_par_out(char c) { - unsigned char tmp; - /* This a some-seconds timeout in case no printer is connected */ - unsigned long i = loops_per_jiffy > 1 ? loops_per_jiffy : 10000000/HZ; - - while( (mfp.par_dt_reg & 1) && --i ) /* wait for BUSY == L */ - ; - if (!i) return( 0 ); - - sound_ym.rd_data_reg_sel = 15; /* select port B */ - sound_ym.wd_data = c; /* put char onto port */ - sound_ym.rd_data_reg_sel = 14; /* select port A */ - tmp = sound_ym.rd_data_reg_sel; - sound_ym.wd_data = tmp & ~0x20; /* set strobe L */ - MFPDELAY(); /* wait a bit */ - sound_ym.wd_data = tmp | 0x20; /* set strobe H */ - return( 1 ); + unsigned char tmp; + /* This a some-seconds timeout in case no printer is connected */ + unsigned long i = loops_per_jiffy > 1 ? loops_per_jiffy : 10000000/HZ; + + while ((mfp.par_dt_reg & 1) && --i) /* wait for BUSY == L */ + ; + if (!i) + return 0; + + sound_ym.rd_data_reg_sel = 15; /* select port B */ + sound_ym.wd_data = c; /* put char onto port */ + sound_ym.rd_data_reg_sel = 14; /* select port A */ + tmp = sound_ym.rd_data_reg_sel; + sound_ym.wd_data = tmp & ~0x20; /* set strobe L */ + MFPDELAY(); /* wait a bit */ + sound_ym.wd_data = tmp | 0x20; /* set strobe H */ + return 1; } -static void atari_par_console_write (struct console *co, const char *str, - unsigned int count) +static void atari_par_console_write(struct console *co, const char *str, + unsigned int count) { - static int printer_present = 1; + static int printer_present = 1; - if (!printer_present) - return; - - while (count--) { - if (*str == '\n') - if (!ata_par_out( '\r' )) { - printer_present = 0; + if (!printer_present) return; - } - if (!ata_par_out( *str++ )) { - printer_present = 0; - return; + + while (count--) { + if (*str == '\n') { + if (!ata_par_out('\r')) { + printer_present = 0; + return; + } + } + if (!ata_par_out(*str++)) { + printer_present = 0; + return; + } } - } } #ifdef CONFIG_SERIAL_CONSOLE int atari_mfp_console_wait_key(struct console *co) { - while( !(mfp.rcv_stat & 0x80) ) /* wait for rx buf filled */ - barrier(); - return( mfp.usart_dta ); + while (!(mfp.rcv_stat & 0x80)) /* wait for rx buf filled */ + barrier(); + return mfp.usart_dta; } int atari_scc_console_wait_key(struct console *co) { - do { + do { + MFPDELAY(); + } while (!(scc.cha_b_ctrl & 0x01)); /* wait for rx buf filled */ MFPDELAY(); - } while( !(scc.cha_b_ctrl & 0x01) ); /* wait for rx buf filled */ - MFPDELAY(); - return( scc.cha_b_data ); + return scc.cha_b_data; } int atari_midi_console_wait_key(struct console *co) { - while( !(acia.mid_ctrl & ACIA_RDRF) ) /* wait for rx buf filled */ - barrier(); - return( acia.mid_data ); + while (!(acia.mid_ctrl & ACIA_RDRF)) /* wait for rx buf filled */ + barrier(); + return acia.mid_data; } #endif -/* The following two functions do a quick'n'dirty initialization of the MFP or +/* + * The following two functions do a quick'n'dirty initialization of the MFP or * SCC serial ports. They're used by the debugging interface, kgdb, and the - * serial console code. */ + * serial console code. + */ #ifndef CONFIG_SERIAL_CONSOLE -static void __init atari_init_mfp_port( int cflag ) +static void __init atari_init_mfp_port(int cflag) #else -void atari_init_mfp_port( int cflag ) +void atari_init_mfp_port(int cflag) #endif { - /* timer values for 1200...115200 bps; > 38400 select 110, 134, or 150 - * bps, resp., and work only correct if there's a RSVE or RSSPEED */ - static int baud_table[9] = { 16, 11, 8, 4, 2, 1, 175, 143, 128 }; - int baud = cflag & CBAUD; - int parity = (cflag & PARENB) ? ((cflag & PARODD) ? 0x04 : 0x06) : 0; - int csize = ((cflag & CSIZE) == CS7) ? 0x20 : 0x00; - - if (cflag & CBAUDEX) - baud += B38400; - if (baud < B1200 || baud > B38400+2) - baud = B9600; /* use default 9600bps for non-implemented rates */ - baud -= B1200; /* baud_table[] starts at 1200bps */ - - mfp.trn_stat &= ~0x01; /* disable TX */ - mfp.usart_ctr = parity | csize | 0x88; /* 1:16 clk mode, 1 stop bit */ - mfp.tim_ct_cd &= 0x70; /* stop timer D */ - mfp.tim_dt_d = baud_table[baud]; - mfp.tim_ct_cd |= 0x01; /* start timer D, 1:4 */ - mfp.trn_stat |= 0x01; /* enable TX */ - - atari_MFP_init_done = 1; + /* + * timer values for 1200...115200 bps; > 38400 select 110, 134, or 150 + * bps, resp., and work only correct if there's a RSVE or RSSPEED + */ + static int baud_table[9] = { 16, 11, 8, 4, 2, 1, 175, 143, 128 }; + int baud = cflag & CBAUD; + int parity = (cflag & PARENB) ? ((cflag & PARODD) ? 0x04 : 0x06) : 0; + int csize = ((cflag & CSIZE) == CS7) ? 0x20 : 0x00; + + if (cflag & CBAUDEX) + baud += B38400; + if (baud < B1200 || baud > B38400+2) + baud = B9600; /* use default 9600bps for non-implemented rates */ + baud -= B1200; /* baud_table[] starts at 1200bps */ + + mfp.trn_stat &= ~0x01; /* disable TX */ + mfp.usart_ctr = parity | csize | 0x88; /* 1:16 clk mode, 1 stop bit */ + mfp.tim_ct_cd &= 0x70; /* stop timer D */ + mfp.tim_dt_d = baud_table[baud]; + mfp.tim_ct_cd |= 0x01; /* start timer D, 1:4 */ + mfp.trn_stat |= 0x01; /* enable TX */ + + atari_MFP_init_done = 1; } -#define SCC_WRITE(reg,val) \ - do { \ - scc.cha_b_ctrl = (reg); \ - MFPDELAY(); \ - scc.cha_b_ctrl = (val); \ - MFPDELAY(); \ - } while(0) +#define SCC_WRITE(reg, val) \ + do { \ + scc.cha_b_ctrl = (reg); \ + MFPDELAY(); \ + scc.cha_b_ctrl = (val); \ + MFPDELAY(); \ + } while (0) /* loops_per_jiffy isn't initialized yet, so we can't use udelay(). This does a * delay of ~ 60us. */ -#define LONG_DELAY() \ - do { \ - int i; \ - for( i = 100; i > 0; --i ) \ - MFPDELAY(); \ - } while(0) +#define LONG_DELAY() \ + do { \ + int i; \ + for (i = 100; i > 0; --i) \ + MFPDELAY(); \ + } while (0) #ifndef CONFIG_SERIAL_CONSOLE -static void __init atari_init_scc_port( int cflag ) +static void __init atari_init_scc_port(int cflag) #else -void atari_init_scc_port( int cflag ) +void atari_init_scc_port(int cflag) #endif { - extern int atari_SCC_reset_done; - static int clksrc_table[9] = - /* reg 11: 0x50 = BRG, 0x00 = RTxC, 0x28 = TRxC */ - { 0x50, 0x50, 0x50, 0x50, 0x50, 0x50, 0x50, 0x00, 0x00 }; - static int brgsrc_table[9] = - /* reg 14: 0 = RTxC, 2 = PCLK */ - { 2, 2, 2, 2, 2, 2, 0, 2, 2 }; - static int clkmode_table[9] = - /* reg 4: 0x40 = x16, 0x80 = x32, 0xc0 = x64 */ - { 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0xc0, 0x80 }; - static int div_table[9] = - /* reg12 (BRG low) */ - { 208, 138, 103, 50, 24, 11, 1, 0, 0 }; - - int baud = cflag & CBAUD; - int clksrc, clkmode, div, reg3, reg5; - - if (cflag & CBAUDEX) - baud += B38400; - if (baud < B1200 || baud > B38400+2) - baud = B9600; /* use default 9600bps for non-implemented rates */ - baud -= B1200; /* tables starts at 1200bps */ - - clksrc = clksrc_table[baud]; - clkmode = clkmode_table[baud]; - div = div_table[baud]; - if (ATARIHW_PRESENT(TT_MFP) && baud >= 6) { - /* special treatment for TT, where rates >= 38400 are done via TRxC */ - clksrc = 0x28; /* TRxC */ - clkmode = baud == 6 ? 0xc0 : - baud == 7 ? 0x80 : /* really 76800bps */ - 0x40; /* really 153600bps */ - div = 0; - } - - reg3 = (cflag & CSIZE) == CS8 ? 0xc0 : 0x40; - reg5 = (cflag & CSIZE) == CS8 ? 0x60 : 0x20 | 0x82 /* assert DTR/RTS */; - - (void)scc.cha_b_ctrl; /* reset reg pointer */ - SCC_WRITE( 9, 0xc0 ); /* reset */ - LONG_DELAY(); /* extra delay after WR9 access */ - SCC_WRITE( 4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | - 0x04 /* 1 stopbit */ | - clkmode ); - SCC_WRITE( 3, reg3 ); - SCC_WRITE( 5, reg5 ); - SCC_WRITE( 9, 0 ); /* no interrupts */ - LONG_DELAY(); /* extra delay after WR9 access */ - SCC_WRITE( 10, 0 ); /* NRZ mode */ - SCC_WRITE( 11, clksrc ); /* main clock source */ - SCC_WRITE( 12, div ); /* BRG value */ - SCC_WRITE( 13, 0 ); /* BRG high byte */ - SCC_WRITE( 14, brgsrc_table[baud] ); - SCC_WRITE( 14, brgsrc_table[baud] | (div ? 1 : 0) ); - SCC_WRITE( 3, reg3 | 1 ); - SCC_WRITE( 5, reg5 | 8 ); - - atari_SCC_reset_done = 1; - atari_SCC_init_done = 1; + extern int atari_SCC_reset_done; + static int clksrc_table[9] = + /* reg 11: 0x50 = BRG, 0x00 = RTxC, 0x28 = TRxC */ + { 0x50, 0x50, 0x50, 0x50, 0x50, 0x50, 0x50, 0x00, 0x00 }; + static int brgsrc_table[9] = + /* reg 14: 0 = RTxC, 2 = PCLK */ + { 2, 2, 2, 2, 2, 2, 0, 2, 2 }; + static int clkmode_table[9] = + /* reg 4: 0x40 = x16, 0x80 = x32, 0xc0 = x64 */ + { 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0x40, 0xc0, 0x80 }; + static int div_table[9] = + /* reg12 (BRG low) */ + { 208, 138, 103, 50, 24, 11, 1, 0, 0 }; + + int baud = cflag & CBAUD; + int clksrc, clkmode, div, reg3, reg5; + + if (cflag & CBAUDEX) + baud += B38400; + if (baud < B1200 || baud > B38400+2) + baud = B9600; /* use default 9600bps for non-implemented rates */ + baud -= B1200; /* tables starts at 1200bps */ + + clksrc = clksrc_table[baud]; + clkmode = clkmode_table[baud]; + div = div_table[baud]; + if (ATARIHW_PRESENT(TT_MFP) && baud >= 6) { + /* special treatment for TT, where rates >= 38400 are done via TRxC */ + clksrc = 0x28; /* TRxC */ + clkmode = baud == 6 ? 0xc0 : + baud == 7 ? 0x80 : /* really 76800bps */ + 0x40; /* really 153600bps */ + div = 0; + } + + reg3 = (cflag & CSIZE) == CS8 ? 0xc0 : 0x40; + reg5 = (cflag & CSIZE) == CS8 ? 0x60 : 0x20 | 0x82 /* assert DTR/RTS */; + + (void)scc.cha_b_ctrl; /* reset reg pointer */ + SCC_WRITE(9, 0xc0); /* reset */ + LONG_DELAY(); /* extra delay after WR9 access */ + SCC_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) + : 0 | 0x04 /* 1 stopbit */ | clkmode); + SCC_WRITE(3, reg3); + SCC_WRITE(5, reg5); + SCC_WRITE(9, 0); /* no interrupts */ + LONG_DELAY(); /* extra delay after WR9 access */ + SCC_WRITE(10, 0); /* NRZ mode */ + SCC_WRITE(11, clksrc); /* main clock source */ + SCC_WRITE(12, div); /* BRG value */ + SCC_WRITE(13, 0); /* BRG high byte */ + SCC_WRITE(14, brgsrc_table[baud]); + SCC_WRITE(14, brgsrc_table[baud] | (div ? 1 : 0)); + SCC_WRITE(3, reg3 | 1); + SCC_WRITE(5, reg5 | 8); + + atari_SCC_reset_done = 1; + atari_SCC_init_done = 1; } #ifndef CONFIG_SERIAL_CONSOLE -static void __init atari_init_midi_port( int cflag ) +static void __init atari_init_midi_port(int cflag) #else -void atari_init_midi_port( int cflag ) +void atari_init_midi_port(int cflag) #endif { - int baud = cflag & CBAUD; - int csize = ((cflag & CSIZE) == CS8) ? 0x10 : 0x00; - /* warning 7N1 isn't possible! (instead 7O2 is used...) */ - int parity = (cflag & PARENB) ? ((cflag & PARODD) ? 0x0c : 0x08) : 0x04; - int div; - - /* 4800 selects 7812.5, 115200 selects 500000, all other (incl. 9600 as - * default) the standard MIDI speed 31250. */ - if (cflag & CBAUDEX) - baud += B38400; - if (baud == B4800) - div = ACIA_DIV64; /* really 7812.5 bps */ - else if (baud == B38400+2 /* 115200 */) - div = ACIA_DIV1; /* really 500 kbps (does that work??) */ - else - div = ACIA_DIV16; /* 31250 bps, standard for MIDI */ - - /* RTS low, ints disabled */ - acia.mid_ctrl = div | csize | parity | + int baud = cflag & CBAUD; + int csize = ((cflag & CSIZE) == CS8) ? 0x10 : 0x00; + /* warning 7N1 isn't possible! (instead 7O2 is used...) */ + int parity = (cflag & PARENB) ? ((cflag & PARODD) ? 0x0c : 0x08) : 0x04; + int div; + + /* 4800 selects 7812.5, 115200 selects 500000, all other (incl. 9600 as + * default) the standard MIDI speed 31250. */ + if (cflag & CBAUDEX) + baud += B38400; + if (baud == B4800) + div = ACIA_DIV64; /* really 7812.5 bps */ + else if (baud == B38400+2 /* 115200 */) + div = ACIA_DIV1; /* really 500 kbps (does that work??) */ + else + div = ACIA_DIV16; /* 31250 bps, standard for MIDI */ + + /* RTS low, ints disabled */ + acia.mid_ctrl = div | csize | parity | ((atari_switches & ATARI_SWITCH_MIDI) ? ACIA_RHTID : ACIA_RLTID); } -void __init atari_debug_init(void) +static int __init atari_debug_setup(char *arg) { - if (!strcmp( m68k_debug_device, "ser" )) { - /* defaults to ser2 for a Falcon and ser1 otherwise */ - strcpy( m68k_debug_device, MACH_IS_FALCON ? "ser2" : "ser1" ); - - } - - if (!strcmp( m68k_debug_device, "ser1" )) { - /* ST-MFP Modem1 serial port */ - atari_init_mfp_port( B9600|CS8 ); - atari_console_driver.write = atari_mfp_console_write; - } - else if (!strcmp( m68k_debug_device, "ser2" )) { - /* SCC Modem2 serial port */ - atari_init_scc_port( B9600|CS8 ); - atari_console_driver.write = atari_scc_console_write; - } - else if (!strcmp( m68k_debug_device, "midi" )) { - /* MIDI port */ - atari_init_midi_port( B9600|CS8 ); - atari_console_driver.write = atari_midi_console_write; - } - else if (!strcmp( m68k_debug_device, "par" )) { - /* parallel printer */ - atari_turnoff_irq( IRQ_MFP_BUSY ); /* avoid ints */ - sound_ym.rd_data_reg_sel = 7; /* select mixer control */ - sound_ym.wd_data = 0xff; /* sound off, ports are output */ - sound_ym.rd_data_reg_sel = 15; /* select port B */ - sound_ym.wd_data = 0; /* no char */ - sound_ym.rd_data_reg_sel = 14; /* select port A */ - sound_ym.wd_data = sound_ym.rd_data_reg_sel | 0x20; /* strobe H */ - atari_console_driver.write = atari_par_console_write; - } - if (atari_console_driver.write) - register_console(&atari_console_driver); + if (!MACH_IS_ATARI) + return 0; + + if (!strcmp(arg, "ser")) + /* defaults to ser2 for a Falcon and ser1 otherwise */ + arg = MACH_IS_FALCON ? "ser2" : "ser1"; + + if (!strcmp(arg, "ser1")) { + /* ST-MFP Modem1 serial port */ + atari_init_mfp_port(B9600|CS8); + atari_console_driver.write = atari_mfp_console_write; + } else if (!strcmp(arg, "ser2")) { + /* SCC Modem2 serial port */ + atari_init_scc_port(B9600|CS8); + atari_console_driver.write = atari_scc_console_write; + } else if (!strcmp(arg, "midi")) { + /* MIDI port */ + atari_init_midi_port(B9600|CS8); + atari_console_driver.write = atari_midi_console_write; + } else if (!strcmp(arg, "par")) { + /* parallel printer */ + atari_turnoff_irq(IRQ_MFP_BUSY); /* avoid ints */ + sound_ym.rd_data_reg_sel = 7; /* select mixer control */ + sound_ym.wd_data = 0xff; /* sound off, ports are output */ + sound_ym.rd_data_reg_sel = 15; /* select port B */ + sound_ym.wd_data = 0; /* no char */ + sound_ym.rd_data_reg_sel = 14; /* select port A */ + sound_ym.wd_data = sound_ym.rd_data_reg_sel | 0x20; /* strobe H */ + atari_console_driver.write = atari_par_console_write; + } + if (atari_console_driver.write) + register_console(&atari_console_driver); + + return 0; } -/* - * Local variables: - * c-indent-level: 4 - * tab-width: 8 - * End: - */ +early_param("debug", atari_debug_setup); diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S index 222ce4244564..e162ee685d20 100644 --- a/arch/m68k/kernel/entry.S +++ b/arch/m68k/kernel/entry.S @@ -692,7 +692,7 @@ sys_call_table: .long sys_tgkill /* 265 */ .long sys_utimes .long sys_fadvise64_64 - .long sys_mbind + .long sys_mbind .long sys_get_mempolicy .long sys_set_mempolicy /* 270 */ .long sys_mq_open diff --git a/arch/m68k/kernel/head.S b/arch/m68k/kernel/head.S index 6739e87fe825..05741f233567 100644 --- a/arch/m68k/kernel/head.S +++ b/arch/m68k/kernel/head.S @@ -3195,7 +3195,7 @@ func_start serial_putc,%d0/%d1/%a0/%a1 jbra L(serial_putc_done) 3: #endif - + L(serial_putc_done): func_return serial_putc diff --git a/arch/m68k/kernel/setup.c b/arch/m68k/kernel/setup.c index 42b8fd09ea8f..610319356691 100644 --- a/arch/m68k/kernel/setup.c +++ b/arch/m68k/kernel/setup.c @@ -71,9 +71,6 @@ static struct mem_info m68k_ramdisk; static char m68k_command_line[CL_SIZE]; -char m68k_debug_device[6] = ""; -EXPORT_SYMBOL(m68k_debug_device); - void (*mach_sched_init) (irq_handler_t handler) __initdata = NULL; /* machine dependent irq functions */ void (*mach_init_IRQ) (void) __initdata = NULL; @@ -133,78 +130,78 @@ extern void config_hp300(void); extern void config_q40(void); extern void config_sun3x(void); -extern void mac_debugging_short (int, short); -extern void mac_debugging_long (int, long); - #define MASK_256K 0xfffc0000 extern void paging_init(void); static void __init m68k_parse_bootinfo(const struct bi_record *record) { - while (record->tag != BI_LAST) { - int unknown = 0; - const unsigned long *data = record->data; - switch (record->tag) { - case BI_MACHTYPE: - case BI_CPUTYPE: - case BI_FPUTYPE: - case BI_MMUTYPE: - /* Already set up by head.S */ - break; - - case BI_MEMCHUNK: - if (m68k_num_memory < NUM_MEMINFO) { - m68k_memory[m68k_num_memory].addr = data[0]; - m68k_memory[m68k_num_memory].size = data[1]; - m68k_num_memory++; - } else - printk("m68k_parse_bootinfo: too many memory chunks\n"); - break; - - case BI_RAMDISK: - m68k_ramdisk.addr = data[0]; - m68k_ramdisk.size = data[1]; - break; - - case BI_COMMAND_LINE: - strlcpy(m68k_command_line, (const char *)data, sizeof(m68k_command_line)); - break; - - default: - if (MACH_IS_AMIGA) - unknown = amiga_parse_bootinfo(record); - else if (MACH_IS_ATARI) - unknown = atari_parse_bootinfo(record); - else if (MACH_IS_MAC) - unknown = mac_parse_bootinfo(record); - else if (MACH_IS_Q40) - unknown = q40_parse_bootinfo(record); - else if (MACH_IS_BVME6000) - unknown = bvme6000_parse_bootinfo(record); - else if (MACH_IS_MVME16x) - unknown = mvme16x_parse_bootinfo(record); - else if (MACH_IS_MVME147) - unknown = mvme147_parse_bootinfo(record); - else if (MACH_IS_HP300) - unknown = hp300_parse_bootinfo(record); - else - unknown = 1; + while (record->tag != BI_LAST) { + int unknown = 0; + const unsigned long *data = record->data; + + switch (record->tag) { + case BI_MACHTYPE: + case BI_CPUTYPE: + case BI_FPUTYPE: + case BI_MMUTYPE: + /* Already set up by head.S */ + break; + + case BI_MEMCHUNK: + if (m68k_num_memory < NUM_MEMINFO) { + m68k_memory[m68k_num_memory].addr = data[0]; + m68k_memory[m68k_num_memory].size = data[1]; + m68k_num_memory++; + } else + printk("m68k_parse_bootinfo: too many memory chunks\n"); + break; + + case BI_RAMDISK: + m68k_ramdisk.addr = data[0]; + m68k_ramdisk.size = data[1]; + break; + + case BI_COMMAND_LINE: + strlcpy(m68k_command_line, (const char *)data, + sizeof(m68k_command_line)); + break; + + default: + if (MACH_IS_AMIGA) + unknown = amiga_parse_bootinfo(record); + else if (MACH_IS_ATARI) + unknown = atari_parse_bootinfo(record); + else if (MACH_IS_MAC) + unknown = mac_parse_bootinfo(record); + else if (MACH_IS_Q40) + unknown = q40_parse_bootinfo(record); + else if (MACH_IS_BVME6000) + unknown = bvme6000_parse_bootinfo(record); + else if (MACH_IS_MVME16x) + unknown = mvme16x_parse_bootinfo(record); + else if (MACH_IS_MVME147) + unknown = mvme147_parse_bootinfo(record); + else if (MACH_IS_HP300) + unknown = hp300_parse_bootinfo(record); + else + unknown = 1; + } + if (unknown) + printk("m68k_parse_bootinfo: unknown tag 0x%04x ignored\n", + record->tag); + record = (struct bi_record *)((unsigned long)record + + record->size); } - if (unknown) - printk("m68k_parse_bootinfo: unknown tag 0x%04x ignored\n", - record->tag); - record = (struct bi_record *)((unsigned long)record+record->size); - } - m68k_realnum_memory = m68k_num_memory; + m68k_realnum_memory = m68k_num_memory; #ifdef CONFIG_SINGLE_MEMORY_CHUNK - if (m68k_num_memory > 1) { - printk("Ignoring last %i chunks of physical memory\n", - (m68k_num_memory - 1)); - m68k_num_memory = 1; - } - m68k_memoffset = m68k_memory[0].addr-PAGE_OFFSET; + if (m68k_num_memory > 1) { + printk("Ignoring last %i chunks of physical memory\n", + (m68k_num_memory - 1)); + m68k_num_memory = 1; + } + m68k_memoffset = m68k_memory[0].addr-PAGE_OFFSET; #endif } @@ -215,7 +212,6 @@ void __init setup_arch(char **cmdline_p) unsigned long endmem, startmem; #endif int i; - char *p, *q; /* The bootinfo is located right after the kernel bss */ m68k_parse_bootinfo((const struct bi_record *)&_end); @@ -234,7 +230,7 @@ void __init setup_arch(char **cmdline_p) /* clear the fpu if we have one */ if (m68k_fputype & (FPU_68881|FPU_68882|FPU_68040|FPU_68060)) { volatile int zero = 0; - asm __volatile__ ("frestore %0" : : "m" (zero)); + asm volatile ("frestore %0" : : "m" (zero)); } #endif @@ -258,37 +254,7 @@ void __init setup_arch(char **cmdline_p) *cmdline_p = m68k_command_line; memcpy(boot_command_line, *cmdline_p, CL_SIZE); - /* Parse the command line for arch-specific options. - * For the m68k, this is currently only "debug=xxx" to enable printing - * certain kernel messages to some machine-specific device. - */ - for( p = *cmdline_p; p && *p; ) { - i = 0; - if (!strncmp( p, "debug=", 6 )) { - strlcpy( m68k_debug_device, p+6, sizeof(m68k_debug_device) ); - if ((q = strchr( m68k_debug_device, ' ' ))) *q = 0; - i = 1; - } -#ifdef CONFIG_ATARI - /* This option must be parsed very early */ - if (!strncmp( p, "switches=", 9 )) { - extern void atari_switches_setup( const char *, int ); - atari_switches_setup( p+9, (q = strchr( p+9, ' ' )) ? - (q - (p+9)) : strlen(p+9) ); - i = 1; - } -#endif - - if (i) { - /* option processed, delete it */ - if ((q = strchr( p, ' ' ))) - strcpy( p, q+1 ); - else - *p = 0; - } else { - if ((p = strchr( p, ' ' ))) ++p; - } - } + parse_early_param(); #ifdef CONFIG_DUMMY_CONSOLE conswitchp = &dummy_con; @@ -296,62 +262,62 @@ void __init setup_arch(char **cmdline_p) switch (m68k_machtype) { #ifdef CONFIG_AMIGA - case MACH_AMIGA: + case MACH_AMIGA: config_amiga(); break; #endif #ifdef CONFIG_ATARI - case MACH_ATARI: + case MACH_ATARI: config_atari(); break; #endif #ifdef CONFIG_MAC - case MACH_MAC: + case MACH_MAC: config_mac(); break; #endif #ifdef CONFIG_SUN3 - case MACH_SUN3: + case MACH_SUN3: config_sun3(); break; #endif #ifdef CONFIG_APOLLO - case MACH_APOLLO: + case MACH_APOLLO: config_apollo(); break; #endif #ifdef CONFIG_MVME147 - case MACH_MVME147: + case MACH_MVME147: config_mvme147(); break; #endif #ifdef CONFIG_MVME16x - case MACH_MVME16x: + case MACH_MVME16x: config_mvme16x(); break; #endif #ifdef CONFIG_BVME6000 - case MACH_BVME6000: + case MACH_BVME6000: config_bvme6000(); break; #endif #ifdef CONFIG_HP300 - case MACH_HP300: + case MACH_HP300: config_hp300(); break; #endif #ifdef CONFIG_Q40 - case MACH_Q40: - config_q40(); + case MACH_Q40: + config_q40(); break; #endif #ifdef CONFIG_SUN3X - case MACH_SUN3X: + case MACH_SUN3X: config_sun3x(); break; #endif - default: - panic ("No configuration setup"); + default: + panic("No configuration setup"); } #ifndef CONFIG_SUN3 @@ -380,7 +346,7 @@ void __init setup_arch(char **cmdline_p) reserve_bootmem(m68k_ramdisk.addr, m68k_ramdisk.size); initrd_start = (unsigned long)phys_to_virt(m68k_ramdisk.addr); initrd_end = initrd_start + m68k_ramdisk.size; - printk ("initrd: %08lx - %08lx\n", initrd_start, initrd_end); + printk("initrd: %08lx - %08lx\n", initrd_start, initrd_end); } #endif @@ -402,18 +368,18 @@ void __init setup_arch(char **cmdline_p) #if defined(CONFIG_ISA) && defined(MULTI_ISA) #if defined(CONFIG_Q40) if (MACH_IS_Q40) { - isa_type = Q40_ISA; - isa_sex = 0; + isa_type = Q40_ISA; + isa_sex = 0; } #elif defined(CONFIG_GG2) - if (MACH_IS_AMIGA && AMIGAHW_PRESENT(GG2_ISA)){ - isa_type = GG2_ISA; - isa_sex = 0; + if (MACH_IS_AMIGA && AMIGAHW_PRESENT(GG2_ISA)) { + isa_type = GG2_ISA; + isa_sex = 0; } #elif defined(CONFIG_AMIGA_PCMCIA) - if (MACH_IS_AMIGA && AMIGAHW_PRESENT(PCMCIA)){ - isa_type = AG_ISA; - isa_sex = 1; + if (MACH_IS_AMIGA && AMIGAHW_PRESENT(PCMCIA)) { + isa_type = AG_ISA; + isa_sex = 1; } #endif #endif @@ -421,66 +387,66 @@ void __init setup_arch(char **cmdline_p) static int show_cpuinfo(struct seq_file *m, void *v) { - const char *cpu, *mmu, *fpu; - unsigned long clockfreq, clockfactor; + const char *cpu, *mmu, *fpu; + unsigned long clockfreq, clockfactor; #define LOOP_CYCLES_68020 (8) #define LOOP_CYCLES_68030 (8) #define LOOP_CYCLES_68040 (3) #define LOOP_CYCLES_68060 (1) - if (CPU_IS_020) { - cpu = "68020"; - clockfactor = LOOP_CYCLES_68020; - } else if (CPU_IS_030) { - cpu = "68030"; - clockfactor = LOOP_CYCLES_68030; - } else if (CPU_IS_040) { - cpu = "68040"; - clockfactor = LOOP_CYCLES_68040; - } else if (CPU_IS_060) { - cpu = "68060"; - clockfactor = LOOP_CYCLES_68060; - } else { - cpu = "680x0"; - clockfactor = 0; - } + if (CPU_IS_020) { + cpu = "68020"; + clockfactor = LOOP_CYCLES_68020; + } else if (CPU_IS_030) { + cpu = "68030"; + clockfactor = LOOP_CYCLES_68030; + } else if (CPU_IS_040) { + cpu = "68040"; + clockfactor = LOOP_CYCLES_68040; + } else if (CPU_IS_060) { + cpu = "68060"; + clockfactor = LOOP_CYCLES_68060; + } else { + cpu = "680x0"; + clockfactor = 0; + } #ifdef CONFIG_M68KFPU_EMU_ONLY - fpu="none(soft float)"; + fpu = "none(soft float)"; #else - if (m68k_fputype & FPU_68881) - fpu = "68881"; - else if (m68k_fputype & FPU_68882) - fpu = "68882"; - else if (m68k_fputype & FPU_68040) - fpu = "68040"; - else if (m68k_fputype & FPU_68060) - fpu = "68060"; - else if (m68k_fputype & FPU_SUNFPA) - fpu = "Sun FPA"; - else - fpu = "none"; + if (m68k_fputype & FPU_68881) + fpu = "68881"; + else if (m68k_fputype & FPU_68882) + fpu = "68882"; + else if (m68k_fputype & FPU_68040) + fpu = "68040"; + else if (m68k_fputype & FPU_68060) + fpu = "68060"; + else if (m68k_fputype & FPU_SUNFPA) + fpu = "Sun FPA"; + else + fpu = "none"; #endif - if (m68k_mmutype & MMU_68851) - mmu = "68851"; - else if (m68k_mmutype & MMU_68030) - mmu = "68030"; - else if (m68k_mmutype & MMU_68040) - mmu = "68040"; - else if (m68k_mmutype & MMU_68060) - mmu = "68060"; - else if (m68k_mmutype & MMU_SUN3) - mmu = "Sun-3"; - else if (m68k_mmutype & MMU_APOLLO) - mmu = "Apollo"; - else - mmu = "unknown"; - - clockfreq = loops_per_jiffy*HZ*clockfactor; - - seq_printf(m, "CPU:\t\t%s\n" + if (m68k_mmutype & MMU_68851) + mmu = "68851"; + else if (m68k_mmutype & MMU_68030) + mmu = "68030"; + else if (m68k_mmutype & MMU_68040) + mmu = "68040"; + else if (m68k_mmutype & MMU_68060) + mmu = "68060"; + else if (m68k_mmutype & MMU_SUN3) + mmu = "Sun-3"; + else if (m68k_mmutype & MMU_APOLLO) + mmu = "Apollo"; + else + mmu = "unknown"; + + clockfreq = loops_per_jiffy * HZ * clockfactor; + + seq_printf(m, "CPU:\t\t%s\n" "MMU:\t\t%s\n" "FPU:\t\t%s\n" "Clocking:\t%lu.%1luMHz\n" @@ -490,7 +456,7 @@ static int show_cpuinfo(struct seq_file *m, void *v) clockfreq/1000000,(clockfreq/100000)%10, loops_per_jiffy/(500000/HZ),(loops_per_jiffy/(5000/HZ))%100, loops_per_jiffy); - return 0; + return 0; } static void *c_start(struct seq_file *m, loff_t *pos) @@ -506,44 +472,54 @@ static void c_stop(struct seq_file *m, void *v) { } struct seq_operations cpuinfo_op = { - .start = c_start, - .next = c_next, - .stop = c_stop, - .show = show_cpuinfo, + .start = c_start, + .next = c_next, + .stop = c_stop, + .show = show_cpuinfo, }; int get_hardware_list(char *buffer) { - int len = 0; - char model[80]; - unsigned long mem; - int i; + int len = 0; + char model[80]; + unsigned long mem; + int i; - if (mach_get_model) - mach_get_model(model); - else - strcpy(model, "Unknown m68k"); + if (mach_get_model) + mach_get_model(model); + else + strcpy(model, "Unknown m68k"); - len += sprintf(buffer+len, "Model:\t\t%s\n", model); - for (mem = 0, i = 0; i < m68k_num_memory; i++) - mem += m68k_memory[i].size; - len += sprintf(buffer+len, "System Memory:\t%ldK\n", mem>>10); + len += sprintf(buffer + len, "Model:\t\t%s\n", model); + for (mem = 0, i = 0; i < m68k_num_memory; i++) + mem += m68k_memory[i].size; + len += sprintf(buffer + len, "System Memory:\t%ldK\n", mem >> 10); - if (mach_get_hardware_list) - len += mach_get_hardware_list(buffer+len); + if (mach_get_hardware_list) + len += mach_get_hardware_list(buffer + len); - return(len); + return len; } void check_bugs(void) { #ifndef CONFIG_M68KFPU_EMU if (m68k_fputype == 0) { - printk( KERN_EMERG "*** YOU DO NOT HAVE A FLOATING POINT UNIT, " - "WHICH IS REQUIRED BY LINUX/M68K ***\n" ); - printk( KERN_EMERG "Upgrade your hardware or join the FPU " - "emulation project\n" ); - panic( "no FPU" ); + printk(KERN_EMERG "*** YOU DO NOT HAVE A FLOATING POINT UNIT, " + "WHICH IS REQUIRED BY LINUX/M68K ***\n"); + printk(KERN_EMERG "Upgrade your hardware or join the FPU " + "emulation project\n"); + panic("no FPU"); } #endif /* !CONFIG_M68KFPU_EMU */ } + +#ifdef CONFIG_ADB +static int __init adb_probe_sync_enable (char *str) { + extern int __adb_probe_sync; + __adb_probe_sync = 1; + return 1; +} + +__setup("adb_sync", adb_probe_sync_enable); +#endif /* CONFIG_ADB */ diff --git a/arch/m68k/lib/checksum.c b/arch/m68k/lib/checksum.c index aed3be29e06b..cf6bb51945a2 100644 --- a/arch/m68k/lib/checksum.c +++ b/arch/m68k/lib/checksum.c @@ -320,6 +320,9 @@ csum_partial_copy_from_user(const void __user *src, void *dst, return(sum); } +EXPORT_SYMBOL(csum_partial_copy_from_user); + + /* * copy from kernel space while checksumming, otherwise like csum_partial */ diff --git a/arch/m68k/mac/baboon.c b/arch/m68k/mac/baboon.c index a1c7ec706741..673a1085984d 100644 --- a/arch/m68k/mac/baboon.c +++ b/arch/m68k/mac/baboon.c @@ -22,7 +22,7 @@ /* #define DEBUG_BABOON */ /* #define DEBUG_IRQS */ -int baboon_present,baboon_active; +int baboon_present; volatile struct baboon *baboon; irqreturn_t baboon_irq(int, void *); @@ -45,7 +45,6 @@ void __init baboon_init(void) baboon = (struct baboon *) BABOON_BASE; baboon_present = 1; - baboon_active = 0; printk("Baboon detected at %p\n", baboon); } @@ -66,26 +65,28 @@ void __init baboon_register_interrupts(void) irqreturn_t baboon_irq(int irq, void *dev_id) { - int irq_bit,i; + int irq_bit, irq_num; unsigned char events; #ifdef DEBUG_IRQS - printk("baboon_irq: mb_control %02X mb_ifr %02X mb_status %02X active %02X\n", + printk("baboon_irq: mb_control %02X mb_ifr %02X mb_status %02X\n", (uint) baboon->mb_control, (uint) baboon->mb_ifr, - (uint) baboon->mb_status, baboon_active); + (uint) baboon->mb_status); #endif if (!(events = baboon->mb_ifr & 0x07)) return IRQ_NONE; - for (i = 0, irq_bit = 1 ; i < 3 ; i++, irq_bit <<= 1) { - if (events & irq_bit/* & baboon_active*/) { - baboon_active &= ~irq_bit; - m68k_handle_int(IRQ_BABOON_0 + i); - baboon_active |= irq_bit; + irq_num = IRQ_BABOON_0; + irq_bit = 1; + do { + if (events & irq_bit) { baboon->mb_ifr &= ~irq_bit; + m68k_handle_int(irq_num); } - } + irq_bit <<= 1; + irq_num++; + } while(events >= irq_bit); #if 0 if (baboon->mb_ifr & 0x02) macide_ack_intr(NULL); /* for now we need to smash all interrupts */ @@ -95,21 +96,18 @@ irqreturn_t baboon_irq(int irq, void *dev_id) } void baboon_irq_enable(int irq) { - int irq_idx = IRQ_IDX(irq); - #ifdef DEBUG_IRQUSE printk("baboon_irq_enable(%d)\n", irq); #endif - baboon_active |= (1 << irq_idx); + /* FIXME: figure out how to mask and unmask baboon interrupt sources */ + enable_irq(IRQ_NUBUS_C); } void baboon_irq_disable(int irq) { - int irq_idx = IRQ_IDX(irq); - #ifdef DEBUG_IRQUSE printk("baboon_irq_disable(%d)\n", irq); #endif - baboon_active &= ~(1 << irq_idx); + disable_irq(IRQ_NUBUS_C); } void baboon_irq_clear(int irq) { diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c index 562b38d00180..5fd413246f89 100644 --- a/arch/m68k/mac/config.c +++ b/arch/m68k/mac/config.c @@ -59,15 +59,15 @@ extern struct mem_info m68k_ramdisk; extern char m68k_command_line[CL_SIZE]; -void *mac_env; /* Loaded by the boot asm */ +void *mac_env; /* Loaded by the boot asm */ /* The phys. video addr. - might be bogus on some machines */ unsigned long mac_orig_videoaddr; /* Mac specific timer functions */ -extern unsigned long mac_gettimeoffset (void); -extern int mac_hwclk (int, struct rtc_time *); -extern int mac_set_clock_mmss (unsigned long); +extern unsigned long mac_gettimeoffset(void); +extern int mac_hwclk(int, struct rtc_time *); +extern int mac_set_clock_mmss(unsigned long); extern int show_mac_interrupts(struct seq_file *, void *); extern void iop_preinit(void); extern void iop_init(void); @@ -82,10 +82,6 @@ extern void mac_mksound(unsigned int, unsigned int); extern void nubus_sweep_video(void); -/* Mac specific debug functions (in debug.c) */ -extern void mac_debug_init(void); -extern void mac_debugging_long(int, long); - static void mac_get_model(char *str); static void mac_sched_init(irq_handler_t vector) @@ -99,51 +95,52 @@ static void mac_sched_init(irq_handler_t vector) int __init mac_parse_bootinfo(const struct bi_record *record) { - int unknown = 0; - const u_long *data = record->data; + int unknown = 0; + const u_long *data = record->data; - switch (record->tag) { + switch (record->tag) { case BI_MAC_MODEL: - mac_bi_data.id = *data; - break; + mac_bi_data.id = *data; + break; case BI_MAC_VADDR: - mac_bi_data.videoaddr = *data; - break; + mac_bi_data.videoaddr = *data; + break; case BI_MAC_VDEPTH: - mac_bi_data.videodepth = *data; - break; + mac_bi_data.videodepth = *data; + break; case BI_MAC_VROW: - mac_bi_data.videorow = *data; - break; + mac_bi_data.videorow = *data; + break; case BI_MAC_VDIM: - mac_bi_data.dimensions = *data; - break; + mac_bi_data.dimensions = *data; + break; case BI_MAC_VLOGICAL: - mac_bi_data.videological = VIDEOMEMBASE + (*data & ~VIDEOMEMMASK); - mac_orig_videoaddr = *data; - break; + mac_bi_data.videological = VIDEOMEMBASE + (*data & ~VIDEOMEMMASK); + mac_orig_videoaddr = *data; + break; case BI_MAC_SCCBASE: - mac_bi_data.sccbase = *data; - break; + mac_bi_data.sccbase = *data; + break; case BI_MAC_BTIME: - mac_bi_data.boottime = *data; - break; + mac_bi_data.boottime = *data; + break; case BI_MAC_GMTBIAS: - mac_bi_data.gmtbias = *data; - break; + mac_bi_data.gmtbias = *data; + break; case BI_MAC_MEMSIZE: - mac_bi_data.memsize = *data; - break; + mac_bi_data.memsize = *data; + break; case BI_MAC_CPUID: - mac_bi_data.cpuid = *data; - break; - case BI_MAC_ROMBASE: - mac_bi_data.rombase = *data; - break; + mac_bi_data.cpuid = *data; + break; + case BI_MAC_ROMBASE: + mac_bi_data.rombase = *data; + break; default: - unknown = 1; - } - return(unknown); + unknown = 1; + break; + } + return unknown; } /* @@ -155,6 +152,7 @@ int __init mac_parse_bootinfo(const struct bi_record *record) static void mac_cache_card_flush(int writeback) { unsigned long flags; + local_irq_save(flags); via_flush_cache(); local_irq_restore(flags); @@ -162,28 +160,24 @@ static void mac_cache_card_flush(int writeback) void __init config_mac(void) { - if (!MACH_IS_MAC) { - printk(KERN_ERR "ERROR: no Mac, but config_mac() called!! \n"); - } + if (!MACH_IS_MAC) + printk(KERN_ERR "ERROR: no Mac, but config_mac() called!! \n"); - mach_sched_init = mac_sched_init; - mach_init_IRQ = mac_init_IRQ; - mach_get_model = mac_get_model; - mach_gettimeoffset = mac_gettimeoffset; + mach_sched_init = mac_sched_init; + mach_init_IRQ = mac_init_IRQ; + mach_get_model = mac_get_model; + mach_gettimeoffset = mac_gettimeoffset; #warning move to adb/via init #if 0 - mach_hwclk = mac_hwclk; + mach_hwclk = mac_hwclk; #endif - mach_set_clock_mmss = mac_set_clock_mmss; - mach_reset = mac_reset; - mach_halt = mac_poweroff; - mach_power_off = mac_poweroff; + mach_set_clock_mmss = mac_set_clock_mmss; + mach_reset = mac_reset; + mach_halt = mac_poweroff; + mach_power_off = mac_poweroff; mach_max_dma_address = 0xffffffff; -#if 0 - mach_debug_init = mac_debug_init; -#endif #if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE) - mach_beep = mac_mksound; + mach_beep = mac_mksound; #endif #ifdef CONFIG_HEARTBEAT #if 0 @@ -199,21 +193,22 @@ void __init config_mac(void) mac_identify(); mac_report_hardware(); - /* AFAIK only the IIci takes a cache card. The IIfx has onboard - cache ... someone needs to figure out how to tell if it's on or - not. */ + /* + * AFAIK only the IIci takes a cache card. The IIfx has onboard + * cache ... someone needs to figure out how to tell if it's on or + * not. + */ if (macintosh_config->ident == MAC_MODEL_IICI - || macintosh_config->ident == MAC_MODEL_IIFX) { + || macintosh_config->ident == MAC_MODEL_IIFX) mach_l2_flush = mac_cache_card_flush; - } /* * Check for machine specific fixups. */ #ifdef OLD_NUBUS_CODE - nubus_sweep_video(); + nubus_sweep_video(); #endif } @@ -233,8 +228,7 @@ void __init config_mac(void) struct mac_model *macintosh_config; EXPORT_SYMBOL(macintosh_config); -static struct mac_model mac_data_table[]= -{ +static struct mac_model mac_data_table[] = { /* * We'll pretend to be a Macintosh II, that's pretty safe. */ @@ -784,12 +778,12 @@ void mac_identify(void) if (!model) { /* no bootinfo model id -> NetBSD booter was used! */ /* XXX FIXME: breaks for model > 31 */ - model=(mac_bi_data.cpuid>>2)&63; - printk (KERN_WARNING "No bootinfo model ID, using cpuid instead (hey, use Penguin!)\n"); + model = (mac_bi_data.cpuid >> 2) & 63; + printk(KERN_WARNING "No bootinfo model ID, using cpuid instead (hey, use Penguin!)\n"); } macintosh_config = mac_data_table; - for (m = macintosh_config ; m->ident != -1 ; m++) { + for (m = macintosh_config; m->ident != -1; m++) { if (m->ident == model) { macintosh_config = m; break; @@ -801,27 +795,26 @@ void mac_identify(void) /* the serial ports set to "Faster" mode in MacOS. */ iop_preinit(); - mac_debug_init(); - printk (KERN_INFO "Detected Macintosh model: %d \n", model); + printk(KERN_INFO "Detected Macintosh model: %d \n", model); /* * Report booter data: */ - printk (KERN_DEBUG " Penguin bootinfo data:\n"); - printk (KERN_DEBUG " Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n", + printk(KERN_DEBUG " Penguin bootinfo data:\n"); + printk(KERN_DEBUG " Video: addr 0x%lx row 0x%lx depth %lx dimensions %ld x %ld\n", mac_bi_data.videoaddr, mac_bi_data.videorow, mac_bi_data.videodepth, mac_bi_data.dimensions & 0xFFFF, mac_bi_data.dimensions >> 16); - printk (KERN_DEBUG " Videological 0x%lx phys. 0x%lx, SCC at 0x%lx \n", + printk(KERN_DEBUG " Videological 0x%lx phys. 0x%lx, SCC at 0x%lx \n", mac_bi_data.videological, mac_orig_videoaddr, mac_bi_data.sccbase); - printk (KERN_DEBUG " Boottime: 0x%lx GMTBias: 0x%lx \n", + printk(KERN_DEBUG " Boottime: 0x%lx GMTBias: 0x%lx \n", mac_bi_data.boottime, mac_bi_data.gmtbias); - printk (KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx \n", + printk(KERN_DEBUG " Machine ID: %ld CPUid: 0x%lx memory size: 0x%lx \n", mac_bi_data.id, mac_bi_data.cpuid, mac_bi_data.memsize); #if 0 - printk ("Ramdisk: addr 0x%lx size 0x%lx\n", + printk("Ramdisk: addr 0x%lx size 0x%lx\n", m68k_ramdisk.addr, m68k_ramdisk.size); #endif @@ -830,22 +823,22 @@ void mac_identify(void) */ switch (macintosh_config->scsi_type) { case MAC_SCSI_OLD: - MACHW_SET(MAC_SCSI_80); - break; + MACHW_SET(MAC_SCSI_80); + break; case MAC_SCSI_QUADRA: case MAC_SCSI_QUADRA2: case MAC_SCSI_QUADRA3: - MACHW_SET(MAC_SCSI_96); - if ((macintosh_config->ident == MAC_MODEL_Q900) || - (macintosh_config->ident == MAC_MODEL_Q950)) - MACHW_SET(MAC_SCSI_96_2); - break; + MACHW_SET(MAC_SCSI_96); + if ((macintosh_config->ident == MAC_MODEL_Q900) || + (macintosh_config->ident == MAC_MODEL_Q950)) + MACHW_SET(MAC_SCSI_96_2); + break; default: - printk(KERN_WARNING "config.c: wtf: unknown scsi, using 53c80\n"); - MACHW_SET(MAC_SCSI_80); - break; - + printk(KERN_WARNING "config.c: wtf: unknown scsi, using 53c80\n"); + MACHW_SET(MAC_SCSI_80); + break; } + iop_init(); via_init(); oss_init(); @@ -860,6 +853,6 @@ void mac_report_hardware(void) static void mac_get_model(char *str) { - strcpy(str,"Macintosh "); + strcpy(str, "Macintosh "); strcat(str, macintosh_config->name); } diff --git a/arch/m68k/mac/debug.c b/arch/m68k/mac/debug.c index 4eeb09dc0e8f..7a5bed5bdc57 100644 --- a/arch/m68k/mac/debug.c +++ b/arch/m68k/mac/debug.c @@ -27,10 +27,6 @@ #include <asm/machw.h> #include <asm/macints.h> -extern char m68k_debug_device[]; - -extern struct compat_bootinfo compat_boot_info; - extern unsigned long mac_videobase; extern unsigned long mac_videodepth; extern unsigned long mac_rowbytes; @@ -52,7 +48,7 @@ extern void mac_serial_print(const char *); */ #ifdef DEBUG_SCREEN -static int peng=0, line=0; +static int peng, line; #endif void mac_debugging_short(int pos, short num) @@ -74,15 +70,14 @@ void mac_debugging_short(int pos, short num) } /* calculate current offset */ - pengoffset=(unsigned char *)(mac_videobase+(150+line*2)*mac_rowbytes) - +80*peng; + pengoffset = (unsigned char *)mac_videobase + + (150+line*2) * mac_rowbytes) + 80 * peng; - pptr=pengoffset; + pptr = pengoffset; - for(i=0;i<8*sizeof(short);i++) /* # of bits */ - { + for (i = 0; i < 8 * sizeof(short); i++) { /* # of bits */ /* value mask for bit i, reverse order */ - *pptr++ = (num & ( 1 << (8*sizeof(short)-i-1) ) ? 0xFF : 0x00); + *pptr++ = (num & (1 << (8*sizeof(short)-i-1)) ? 0xFF : 0x00); } peng++; @@ -115,11 +110,10 @@ void mac_debugging_long(int pos, long addr) pengoffset=(unsigned char *)(mac_videobase+(150+line*2)*mac_rowbytes) +80*peng; - pptr=pengoffset; + pptr = pengoffset; - for(i=0;i<8*sizeof(long);i++) /* # of bits */ - { - *pptr++ = (addr & ( 1 << (8*sizeof(long)-i-1) ) ? 0xFF : 0x00); + for (i = 0; i < 8 * sizeof(long); i++) { /* # of bits */ + *pptr++ = (addr & (1 << (8*sizeof(long)-i-1)) ? 0xFF : 0x00); } peng++; @@ -136,16 +130,15 @@ void mac_debugging_long(int pos, long addr) * TODO: serial debug code */ -struct mac_SCC - { - u_char cha_b_ctrl; - u_char char_dummy1; - u_char cha_a_ctrl; - u_char char_dummy2; - u_char cha_b_data; - u_char char_dummy3; - u_char cha_a_data; - }; +struct mac_SCC { + u_char cha_b_ctrl; + u_char char_dummy1; + u_char cha_a_ctrl; + u_char char_dummy2; + u_char cha_b_data; + u_char char_dummy3; + u_char cha_a_data; +}; # define scc (*((volatile struct mac_SCC*)mac_bi_data.sccbase)) @@ -158,9 +151,9 @@ int mac_SCC_reset_done; static int scc_port = -1; static struct console mac_console_driver = { - .name = "debug", - .flags = CON_PRINTBUFFER, - .index = -1, + .name = "debug", + .flags = CON_PRINTBUFFER, + .index = -1, }; /* @@ -178,8 +171,8 @@ static struct console mac_console_driver = { * this driver if Mac. */ -void mac_debug_console_write (struct console *co, const char *str, - unsigned int count) +void mac_debug_console_write(struct console *co, const char *str, + unsigned int count) { mac_serial_print(str); } @@ -190,48 +183,50 @@ void mac_debug_console_write (struct console *co, const char *str, #define uSEC 1 -static inline void mac_sccb_out (char c) +static inline void mac_sccb_out(char c) { - int i; - do { - for( i = uSEC; i > 0; --i ) + int i; + + do { + for (i = uSEC; i > 0; --i) + barrier(); + } while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */ + for (i = uSEC; i > 0; --i) barrier(); - } while (!(scc.cha_b_ctrl & 0x04)); /* wait for tx buf empty */ - for( i = uSEC; i > 0; --i ) - barrier(); - scc.cha_b_data = c; + scc.cha_b_data = c; } -static inline void mac_scca_out (char c) +static inline void mac_scca_out(char c) { - int i; - do { - for( i = uSEC; i > 0; --i ) + int i; + + do { + for (i = uSEC; i > 0; --i) + barrier(); + } while (!(scc.cha_a_ctrl & 0x04)); /* wait for tx buf empty */ + for (i = uSEC; i > 0; --i) barrier(); - } while (!(scc.cha_a_ctrl & 0x04)); /* wait for tx buf empty */ - for( i = uSEC; i > 0; --i ) - barrier(); - scc.cha_a_data = c; + scc.cha_a_data = c; } -void mac_sccb_console_write (struct console *co, const char *str, - unsigned int count) +void mac_sccb_console_write(struct console *co, const char *str, + unsigned int count) { - while (count--) { - if (*str == '\n') - mac_sccb_out( '\r' ); - mac_sccb_out( *str++ ); - } + while (count--) { + if (*str == '\n') + mac_sccb_out('\r'); + mac_sccb_out(*str++); + } } -void mac_scca_console_write (struct console *co, const char *str, - unsigned int count) +void mac_scca_console_write(struct console *co, const char *str, + unsigned int count) { - while (count--) { - if (*str == '\n') - mac_scca_out( '\r' ); - mac_scca_out( *str++ ); - } + while (count--) { + if (*str == '\n') + mac_scca_out('\r'); + mac_scca_out(*str++); + } } @@ -239,41 +234,41 @@ void mac_scca_console_write (struct console *co, const char *str, * SCC serial ports. They're used by the debugging interface, kgdb, and the * serial console code. */ #define SCCB_WRITE(reg,val) \ - do { \ - int i; \ - scc.cha_b_ctrl = (reg); \ - for( i = uSEC; i > 0; --i ) \ - barrier(); \ - scc.cha_b_ctrl = (val); \ - for( i = uSEC; i > 0; --i ) \ - barrier(); \ - } while(0) + do { \ + int i; \ + scc.cha_b_ctrl = (reg); \ + for (i = uSEC; i > 0; --i) \ + barrier(); \ + scc.cha_b_ctrl = (val); \ + for (i = uSEC; i > 0; --i) \ + barrier(); \ + } while(0) #define SCCA_WRITE(reg,val) \ - do { \ - int i; \ - scc.cha_a_ctrl = (reg); \ - for( i = uSEC; i > 0; --i ) \ - barrier(); \ - scc.cha_a_ctrl = (val); \ - for( i = uSEC; i > 0; --i ) \ - barrier(); \ - } while(0) + do { \ + int i; \ + scc.cha_a_ctrl = (reg); \ + for (i = uSEC; i > 0; --i) \ + barrier(); \ + scc.cha_a_ctrl = (val); \ + for (i = uSEC; i > 0; --i) \ + barrier(); \ + } while(0) /* loops_per_jiffy isn't initialized yet, so we can't use udelay(). This does a * delay of ~ 60us. */ /* Mac: loops_per_jiffy min. 19000 ^= .5 us; MFPDELAY was 0.6 us*/ -#define LONG_DELAY() \ - do { \ - int i; \ - for( i = 60*uSEC; i > 0; --i ) \ - barrier(); \ - } while(0) +#define LONG_DELAY() \ + do { \ + int i; \ + for (i = 60*uSEC; i > 0; --i) \ + barrier(); \ + } while(0) #ifndef CONFIG_SERIAL_CONSOLE -static void __init mac_init_scc_port( int cflag, int port ) +static void __init mac_init_scc_port(int cflag, int port) #else -void mac_init_scc_port( int cflag, int port ) +void mac_init_scc_port(int cflag, int port) #endif { extern int mac_SCC_reset_done; @@ -292,106 +287,102 @@ void mac_init_scc_port( int cflag, int port ) /* reg12 (BRG low) */ { 94, 62, 46, 22, 10, 4, 1, 0, 0 }; - int baud = cflag & CBAUD; - int clksrc, clkmode, div, reg3, reg5; - - if (cflag & CBAUDEX) - baud += B38400; - if (baud < B1200 || baud > B38400+2) - baud = B9600; /* use default 9600bps for non-implemented rates */ - baud -= B1200; /* tables starts at 1200bps */ - - clksrc = clksrc_table[baud]; - clkmode = clkmode_table[baud]; - div = div_table[baud]; - - reg3 = (((cflag & CSIZE) == CS8) ? 0xc0 : 0x40); - reg5 = (((cflag & CSIZE) == CS8) ? 0x60 : 0x20) | 0x82 /* assert DTR/RTS */; - - if (port == 1) { - (void)scc.cha_b_ctrl; /* reset reg pointer */ - SCCB_WRITE( 9, 0xc0 ); /* reset */ - LONG_DELAY(); /* extra delay after WR9 access */ - SCCB_WRITE( 4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | + int baud = cflag & CBAUD; + int clksrc, clkmode, div, reg3, reg5; + + if (cflag & CBAUDEX) + baud += B38400; + if (baud < B1200 || baud > B38400+2) + baud = B9600; /* use default 9600bps for non-implemented rates */ + baud -= B1200; /* tables starts at 1200bps */ + + clksrc = clksrc_table[baud]; + clkmode = clkmode_table[baud]; + div = div_table[baud]; + + reg3 = (((cflag & CSIZE) == CS8) ? 0xc0 : 0x40); + reg5 = (((cflag & CSIZE) == CS8) ? 0x60 : 0x20) | 0x82 /* assert DTR/RTS */; + + if (port == 1) { + (void)scc.cha_b_ctrl; /* reset reg pointer */ + SCCB_WRITE(9, 0xc0); /* reset */ + LONG_DELAY(); /* extra delay after WR9 access */ + SCCB_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | + 0x04 /* 1 stopbit */ | + clkmode); + SCCB_WRITE(3, reg3); + SCCB_WRITE(5, reg5); + SCCB_WRITE(9, 0); /* no interrupts */ + LONG_DELAY(); /* extra delay after WR9 access */ + SCCB_WRITE(10, 0); /* NRZ mode */ + SCCB_WRITE(11, clksrc); /* main clock source */ + SCCB_WRITE(12, div); /* BRG value */ + SCCB_WRITE(13, 0); /* BRG high byte */ + SCCB_WRITE(14, 1); + SCCB_WRITE(3, reg3 | 1); + SCCB_WRITE(5, reg5 | 8); + } else if (port == 0) { + (void)scc.cha_a_ctrl; /* reset reg pointer */ + SCCA_WRITE(9, 0xc0); /* reset */ + LONG_DELAY(); /* extra delay after WR9 access */ + SCCA_WRITE(4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | 0x04 /* 1 stopbit */ | - clkmode ); - SCCB_WRITE( 3, reg3 ); - SCCB_WRITE( 5, reg5 ); - SCCB_WRITE( 9, 0 ); /* no interrupts */ - LONG_DELAY(); /* extra delay after WR9 access */ - SCCB_WRITE( 10, 0 ); /* NRZ mode */ - SCCB_WRITE( 11, clksrc ); /* main clock source */ - SCCB_WRITE( 12, div ); /* BRG value */ - SCCB_WRITE( 13, 0 ); /* BRG high byte */ - SCCB_WRITE( 14, 1 ); - SCCB_WRITE( 3, reg3 | 1 ); - SCCB_WRITE( 5, reg5 | 8 ); - } else if (port == 0) { - (void)scc.cha_a_ctrl; /* reset reg pointer */ - SCCA_WRITE( 9, 0xc0 ); /* reset */ - LONG_DELAY(); /* extra delay after WR9 access */ - SCCA_WRITE( 4, (cflag & PARENB) ? ((cflag & PARODD) ? 0x01 : 0x03) : 0 | - 0x04 /* 1 stopbit */ | - clkmode ); - SCCA_WRITE( 3, reg3 ); - SCCA_WRITE( 5, reg5 ); - SCCA_WRITE( 9, 0 ); /* no interrupts */ - LONG_DELAY(); /* extra delay after WR9 access */ - SCCA_WRITE( 10, 0 ); /* NRZ mode */ - SCCA_WRITE( 11, clksrc ); /* main clock source */ - SCCA_WRITE( 12, div ); /* BRG value */ - SCCA_WRITE( 13, 0 ); /* BRG high byte */ - SCCA_WRITE( 14, 1 ); - SCCA_WRITE( 3, reg3 | 1 ); - SCCA_WRITE( 5, reg5 | 8 ); - } - - mac_SCC_reset_done = 1; - mac_SCC_init_done = 1; + clkmode); + SCCA_WRITE(3, reg3); + SCCA_WRITE(5, reg5); + SCCA_WRITE(9, 0); /* no interrupts */ + LONG_DELAY(); /* extra delay after WR9 access */ + SCCA_WRITE(10, 0); /* NRZ mode */ + SCCA_WRITE(11, clksrc); /* main clock source */ + SCCA_WRITE(12, div); /* BRG value */ + SCCA_WRITE(13, 0); /* BRG high byte */ + SCCA_WRITE(14, 1); + SCCA_WRITE(3, reg3 | 1); + SCCA_WRITE(5, reg5 | 8); + } + + mac_SCC_reset_done = 1; + mac_SCC_init_done = 1; } #endif /* DEBUG_SERIAL */ -void mac_init_scca_port( int cflag ) +void mac_init_scca_port(int cflag) { mac_init_scc_port(cflag, 0); } -void mac_init_sccb_port( int cflag ) +void mac_init_sccb_port(int cflag) { mac_init_scc_port(cflag, 1); } -void __init mac_debug_init(void) +static int __init mac_debug_setup(char *arg) { + if (!MACH_IS_MAC) + return 0; + #ifdef DEBUG_SERIAL - if ( !strcmp( m68k_debug_device, "ser" ) - || !strcmp( m68k_debug_device, "ser1" )) { - /* Mac modem port */ - mac_init_scc_port( B9600|CS8, 0 ); - mac_console_driver.write = mac_scca_console_write; - scc_port = 0; - } - else if (!strcmp( m68k_debug_device, "ser2" )) { - /* Mac printer port */ - mac_init_scc_port( B9600|CS8, 1 ); - mac_console_driver.write = mac_sccb_console_write; - scc_port = 1; - } + if (!strcmp(arg, "ser") || !strcmp(arg, "ser1")) { + /* Mac modem port */ + mac_init_scc_port(B9600|CS8, 0); + mac_console_driver.write = mac_scca_console_write; + scc_port = 0; + } else if (!strcmp(arg, "ser2")) { + /* Mac printer port */ + mac_init_scc_port(B9600|CS8, 1); + mac_console_driver.write = mac_sccb_console_write; + scc_port = 1; + } #endif #ifdef DEBUG_HEADS - if ( !strcmp( m68k_debug_device, "scn" ) - || !strcmp( m68k_debug_device, "con" )) { - /* display, using head.S console routines */ - mac_console_driver.write = mac_debug_console_write; - } + if (!strcmp(arg, "scn") || !strcmp(arg, "con")) { + /* display, using head.S console routines */ + mac_console_driver.write = mac_debug_console_write; + } #endif - if (mac_console_driver.write) - register_console(&mac_console_driver); + if (mac_console_driver.write) + register_console(&mac_console_driver); + return 0; } -/* - * Local variables: - * c-indent-level: 4 - * tab-width: 8 - * End: - */ +early_param("debug", mac_debug_setup); diff --git a/arch/m68k/mac/oss.c b/arch/m68k/mac/oss.c index 63690819565a..d7be16917efd 100644 --- a/arch/m68k/mac/oss.c +++ b/arch/m68k/mac/oss.c @@ -109,13 +109,11 @@ irqreturn_t oss_irq(int irq, void *dev_id) /* FIXME: how do you clear a pending IRQ? */ if (events & OSS_IP_SOUND) { - /* FIXME: call sound handler */ oss->irq_pending &= ~OSS_IP_SOUND; + /* FIXME: call sound handler */ } else if (events & OSS_IP_SCSI) { - oss->irq_level[OSS_SCSI] = OSS_IRQLEV_DISABLED; - m68k_handle_int(IRQ_MAC_SCSI); oss->irq_pending &= ~OSS_IP_SCSI; - oss->irq_level[OSS_SCSI] = OSS_IRQLEV_SCSI; + m68k_handle_int(IRQ_MAC_SCSI); } else { /* FIXME: error check here? */ } @@ -143,14 +141,16 @@ irqreturn_t oss_nubus_irq(int irq, void *dev_id) #endif /* There are only six slots on the OSS, not seven */ - for (i = 0, irq_bit = 1 ; i < 6 ; i++, irq_bit <<= 1) { + i = 6; + irq_bit = 0x40; + do { + --i; + irq_bit >>= 1; if (events & irq_bit) { - oss->irq_level[i] = OSS_IRQLEV_DISABLED; - m68k_handle_int(NUBUS_SOURCE_BASE + i); oss->irq_pending &= ~irq_bit; - oss->irq_level[i] = OSS_IRQLEV_NUBUS; + m68k_handle_int(NUBUS_SOURCE_BASE + i); } - } + } while(events & (irq_bit - 1)); return IRQ_HANDLED; } diff --git a/arch/m68k/mac/psc.c b/arch/m68k/mac/psc.c index 15378a5878c9..d66f723b17c3 100644 --- a/arch/m68k/mac/psc.c +++ b/arch/m68k/mac/psc.c @@ -131,11 +131,8 @@ irqreturn_t psc_irq(int irq, void *dev_id) { int pIFR = pIFRbase + ((int) dev_id); int pIER = pIERbase + ((int) dev_id); - int base_irq; - int irq_bit,i; - unsigned char events; - - base_irq = irq << 3; + int irq_num; + unsigned char irq_bit, events; #ifdef DEBUG_IRQS printk("psc_irq: irq %d pIFR = 0x%02X pIER = 0x%02X\n", @@ -146,14 +143,16 @@ irqreturn_t psc_irq(int irq, void *dev_id) if (!events) return IRQ_NONE; - for (i = 0, irq_bit = 1 ; i < 4 ; i++, irq_bit <<= 1) { - if (events & irq_bit) { - psc_write_byte(pIER, irq_bit); - m68k_handle_int(base_irq + i); + irq_num = irq << 3; + irq_bit = 1; + do { + if (events & irq_bit) { psc_write_byte(pIFR, irq_bit); - psc_write_byte(pIER, irq_bit | 0x80); + m68k_handle_int(irq_num); } - } + irq_num++; + irq_bit <<= 1; + } while (events >= irq_bit); return IRQ_HANDLED; } diff --git a/arch/m68k/mac/via.c b/arch/m68k/mac/via.c index e27735be2924..d5cac72eb3db 100644 --- a/arch/m68k/mac/via.c +++ b/arch/m68k/mac/via.c @@ -13,6 +13,10 @@ * for info. A full-text web search on 6522 AND VIA will probably also * net some usefulness. <cananian@alumni.princeton.edu> 20apr1999 * + * Additional data is here (the SY6522 was used in the Mac II etc): + * http://www.6502.org/documents/datasheets/synertek/synertek_sy6522.pdf + * http://www.6502.org/documents/datasheets/synertek/synertek_sy6522_programming_reference.pdf + * * PRAM/RTC access algorithms are from the NetBSD RTC toolkit version 1.08b * by Erik Vogan and adapted to Linux by Joshua M. Thompson (funaho@jurai.org) * @@ -37,7 +41,7 @@ volatile __u8 *via1, *via2; /* See note in mac_via.h about how this is possibly not useful */ volatile long *via_memory_bogon=(long *)&via_memory_bogon; #endif -int rbv_present,via_alt_mapping; +int rbv_present, via_alt_mapping; __u8 rbv_clear; /* @@ -60,7 +64,19 @@ static int gIER,gIFR,gBufA,gBufB; #define MAC_CLOCK_LOW (MAC_CLOCK_TICK&0xFF) #define MAC_CLOCK_HIGH (MAC_CLOCK_TICK>>8) -static int nubus_active; +/* To disable a NuBus slot on Quadras we make the slot IRQ lines outputs, set + * high. On RBV we just use the slot interrupt enable register. On Macs with + * genuine VIA chips we must use nubus_disabled to keep track of disabled slot + * interrupts. When any slot IRQ is disabled we mask the (edge triggered) CA1 + * or "SLOTS" interrupt. When no slot is disabled, we unmask the CA1 interrupt. + * So, on genuine VIAs, having more than one NuBus IRQ can mean trouble, + * because closing one of those drivers can mask all of the NuBus interrupts. + * Also, since we can't mask the unregistered slot IRQs on genuine VIAs, it's + * possible to get interrupts from cards that MacOS or the ROM has configured + * but we have not. FWIW, "Designing Cards and Drivers for Macintosh II and + * Macintosh SE", page 9-8, says, a slot IRQ with no driver would crash MacOS. + */ +static u8 nubus_disabled; void via_debug_dump(void); irqreturn_t via1_irq(int, void *); @@ -138,11 +154,11 @@ void __init via_init(void) printk(KERN_INFO "VIA2 at %p is ", via2); if (rbv_present) { - printk(KERN_INFO "an RBV\n"); + printk("an RBV\n"); } else if (oss_present) { - printk(KERN_INFO "an OSS\n"); + printk("an OSS\n"); } else { - printk(KERN_INFO "a 6522 or clone\n"); + printk("a 6522 or clone\n"); } #ifdef DEBUG_VIA @@ -163,6 +179,7 @@ void __init via_init(void) via1[vT2CL] = 0; via1[vT2CH] = 0; via1[vACR] &= 0x3F; + via1[vACR] &= ~0x03; /* disable port A & B latches */ /* * SE/30: disable video IRQ @@ -193,8 +210,14 @@ void __init via_init(void) /* that the IIfx emulates this alternate mapping using the OSS. */ switch(macintosh_config->ident) { + case MAC_MODEL_P475: + case MAC_MODEL_P475F: + case MAC_MODEL_P575: + case MAC_MODEL_Q605: + case MAC_MODEL_Q605_ACC: case MAC_MODEL_C610: case MAC_MODEL_Q610: + case MAC_MODEL_Q630: case MAC_MODEL_C650: case MAC_MODEL_Q650: case MAC_MODEL_Q700: @@ -228,6 +251,22 @@ void __init via_init(void) via2[vT2CL] = 0; via2[vT2CH] = 0; via2[vACR] &= 0x3F; + via2[vACR] &= ~0x03; /* disable port A & B latches */ + } + + /* + * Set vPCR for SCSI interrupts (but not on RBV) + */ + if (!rbv_present) { + if (macintosh_config->scsi_type == MAC_SCSI_OLD) { + /* CB2 (IRQ) indep. input, positive edge */ + /* CA2 (DRQ) indep. input, positive edge */ + via2[vPCR] = 0x66; + } else { + /* CB2 (IRQ) indep. input, negative edge */ + /* CA2 (DRQ) indep. input, negative edge */ + via2[vPCR] = 0x22; + } } } @@ -356,78 +395,75 @@ int via_get_cache_disable(void) void __init via_nubus_init(void) { - /* don't set nubus_active = 0 here, it kills the Baboon */ - /* interrupt that we've already registered. */ - /* unlock nubus transactions */ - if (!rbv_present) { + if ((macintosh_config->adb_type != MAC_ADB_PB1) && + (macintosh_config->adb_type != MAC_ADB_PB2)) { /* set the line to be an output on non-RBV machines */ - if ((macintosh_config->adb_type != MAC_ADB_PB1) && - (macintosh_config->adb_type != MAC_ADB_PB2)) { + if (!rbv_present) via2[vDirB] |= 0x02; - } - } - /* this seems to be an ADB bit on PMU machines */ - /* according to MkLinux. -- jmt */ - - if ((macintosh_config->adb_type != MAC_ADB_PB1) && - (macintosh_config->adb_type != MAC_ADB_PB2)) { + /* this seems to be an ADB bit on PMU machines */ + /* according to MkLinux. -- jmt */ via2[gBufB] |= 0x02; } - /* disable nubus slot interrupts. */ - if (rbv_present) { + /* Disable all the slot interrupts (where possible). */ + + switch (macintosh_config->via_type) { + case MAC_VIA_II: + /* Just make the port A lines inputs. */ + switch(macintosh_config->ident) { + case MAC_MODEL_II: + case MAC_MODEL_IIX: + case MAC_MODEL_IICX: + case MAC_MODEL_SE30: + /* The top two bits are RAM size outputs. */ + via2[vDirA] &= 0xC0; + break; + default: + via2[vDirA] &= 0x80; + } + break; + case MAC_VIA_IIci: + /* RBV. Disable all the slot interrupts. SIER works like IER. */ via2[rSIER] = 0x7F; - via2[rSIER] = nubus_active | 0x80; - } else { - /* These are ADB bits on PMU */ + break; + case MAC_VIA_QUADRA: + /* Disable the inactive slot interrupts by making those lines outputs. */ if ((macintosh_config->adb_type != MAC_ADB_PB1) && - (macintosh_config->adb_type != MAC_ADB_PB2)) { - switch(macintosh_config->ident) - { - case MAC_MODEL_II: - case MAC_MODEL_IIX: - case MAC_MODEL_IICX: - case MAC_MODEL_SE30: - via2[vBufA] |= 0x3F; - via2[vDirA] = ~nubus_active | 0xc0; - break; - default: - via2[vBufA] = 0xFF; - via2[vDirA] = ~nubus_active; - } + (macintosh_config->adb_type != MAC_ADB_PB2)) { + via2[vBufA] |= 0x7F; + via2[vDirA] |= 0x7F; } + break; } } /* * The generic VIA interrupt routines (shamelessly stolen from Alan Cox's * via6522.c :-), disable/pending masks added. - * - * The new interrupt architecture in macints.c takes care of a lot of the - * gruntwork for us, including tallying the interrupts and calling the - * handlers on the linked list. All we need to do here is basically generate - * the machspec interrupt number after clearing the interrupt. */ irqreturn_t via1_irq(int irq, void *dev_id) { - int irq_bit, i; - unsigned char events, mask; + int irq_num; + unsigned char irq_bit, events; - mask = via1[vIER] & 0x7F; - if (!(events = via1[vIFR] & mask)) + events = via1[vIFR] & via1[vIER] & 0x7F; + if (!events) return IRQ_NONE; - for (i = 0, irq_bit = 1 ; i < 7 ; i++, irq_bit <<= 1) + irq_num = VIA1_SOURCE_BASE; + irq_bit = 1; + do { if (events & irq_bit) { - via1[vIER] = irq_bit; - m68k_handle_int(VIA1_SOURCE_BASE + i); via1[vIFR] = irq_bit; - via1[vIER] = irq_bit | 0x80; + m68k_handle_int(irq_num); } + ++irq_num; + irq_bit <<= 1; + } while (events >= irq_bit); #if 0 /* freakin' pmu is doing weird stuff */ if (!oss_present) { @@ -448,20 +484,23 @@ irqreturn_t via1_irq(int irq, void *dev_id) irqreturn_t via2_irq(int irq, void *dev_id) { - int irq_bit, i; - unsigned char events, mask; + int irq_num; + unsigned char irq_bit, events; - mask = via2[gIER] & 0x7F; - if (!(events = via2[gIFR] & mask)) + events = via2[gIFR] & via2[gIER] & 0x7F; + if (!events) return IRQ_NONE; - for (i = 0, irq_bit = 1 ; i < 7 ; i++, irq_bit <<= 1) + irq_num = VIA2_SOURCE_BASE; + irq_bit = 1; + do { if (events & irq_bit) { - via2[gIER] = irq_bit; via2[gIFR] = irq_bit | rbv_clear; - m68k_handle_int(VIA2_SOURCE_BASE + i); - via2[gIER] = irq_bit | 0x80; + m68k_handle_int(irq_num); } + ++irq_num; + irq_bit <<= 1; + } while (events >= irq_bit); return IRQ_HANDLED; } @@ -472,71 +511,75 @@ irqreturn_t via2_irq(int irq, void *dev_id) irqreturn_t via_nubus_irq(int irq, void *dev_id) { - int irq_bit, i; - unsigned char events; - - if (!(events = ~via2[gBufA] & nubus_active)) + int slot_irq; + unsigned char slot_bit, events; + + events = ~via2[gBufA] & 0x7F; + if (rbv_present) + events &= via2[rSIER]; + else + events &= ~via2[vDirA]; + if (!events) return IRQ_NONE; - for (i = 0, irq_bit = 1 ; i < 7 ; i++, irq_bit <<= 1) { - if (events & irq_bit) { - via_irq_disable(NUBUS_SOURCE_BASE + i); - m68k_handle_int(NUBUS_SOURCE_BASE + i); - via_irq_enable(NUBUS_SOURCE_BASE + i); - } - } + do { + slot_irq = IRQ_NUBUS_F; + slot_bit = 0x40; + do { + if (events & slot_bit) { + events &= ~slot_bit; + m68k_handle_int(slot_irq); + } + --slot_irq; + slot_bit >>= 1; + } while (events); + + /* clear the CA1 interrupt and make certain there's no more. */ + via2[gIFR] = 0x02 | rbv_clear; + events = ~via2[gBufA] & 0x7F; + if (rbv_present) + events &= via2[rSIER]; + else + events &= ~via2[vDirA]; + } while (events); return IRQ_HANDLED; } void via_irq_enable(int irq) { int irq_src = IRQ_SRC(irq); int irq_idx = IRQ_IDX(irq); - int irq_bit = 1 << irq_idx; #ifdef DEBUG_IRQUSE printk(KERN_DEBUG "via_irq_enable(%d)\n", irq); #endif if (irq_src == 1) { - via1[vIER] = irq_bit | 0x80; + via1[vIER] = IER_SET_BIT(irq_idx); } else if (irq_src == 2) { - /* - * Set vPCR for SCSI interrupts (but not on RBV) - */ - if ((irq_idx == 0) && !rbv_present) { - if (macintosh_config->scsi_type == MAC_SCSI_OLD) { - /* CB2 (IRQ) indep. input, positive edge */ - /* CA2 (DRQ) indep. input, positive edge */ - via2[vPCR] = 0x66; - } else { - /* CB2 (IRQ) indep. input, negative edge */ - /* CA2 (DRQ) indep. input, negative edge */ - via2[vPCR] = 0x22; - } - } - via2[gIER] = irq_bit | 0x80; + if (irq != IRQ_MAC_NUBUS || nubus_disabled == 0) + via2[gIER] = IER_SET_BIT(irq_idx); } else if (irq_src == 7) { - nubus_active |= irq_bit; - if (rbv_present) { - /* enable the slot interrupt. SIER works like IER. */ + switch (macintosh_config->via_type) { + case MAC_VIA_II: + nubus_disabled &= ~(1 << irq_idx); + /* Enable the CA1 interrupt when no slot is disabled. */ + if (!nubus_disabled) + via2[gIER] = IER_SET_BIT(1); + break; + case MAC_VIA_IIci: + /* On RBV, enable the slot interrupt. + * SIER works like IER. + */ via2[rSIER] = IER_SET_BIT(irq_idx); - } else { - /* Make sure the bit is an input, to enable the irq */ - /* But not on PowerBooks, that's ADB... */ + break; + case MAC_VIA_QUADRA: + /* Make the port A line an input to enable the slot irq. + * But not on PowerBooks, that's ADB. + */ if ((macintosh_config->adb_type != MAC_ADB_PB1) && - (macintosh_config->adb_type != MAC_ADB_PB2)) { - switch(macintosh_config->ident) - { - case MAC_MODEL_II: - case MAC_MODEL_IIX: - case MAC_MODEL_IICX: - case MAC_MODEL_SE30: - via2[vDirA] &= (~irq_bit | 0xc0); - break; - default: - via2[vDirA] &= ~irq_bit; - } - } + (macintosh_config->adb_type != MAC_ADB_PB2)) + via2[vDirA] &= ~(1 << irq_idx); + break; } } } @@ -544,29 +587,31 @@ void via_irq_enable(int irq) { void via_irq_disable(int irq) { int irq_src = IRQ_SRC(irq); int irq_idx = IRQ_IDX(irq); - int irq_bit = 1 << irq_idx; #ifdef DEBUG_IRQUSE printk(KERN_DEBUG "via_irq_disable(%d)\n", irq); #endif if (irq_src == 1) { - via1[vIER] = irq_bit; + via1[vIER] = IER_CLR_BIT(irq_idx); } else if (irq_src == 2) { - via2[gIER] = irq_bit; + via2[gIER] = IER_CLR_BIT(irq_idx); } else if (irq_src == 7) { - if (rbv_present) { - /* disable the slot interrupt. SIER works like IER. */ + switch (macintosh_config->via_type) { + case MAC_VIA_II: + nubus_disabled |= 1 << irq_idx; + if (nubus_disabled) + via2[gIER] = IER_CLR_BIT(1); + break; + case MAC_VIA_IIci: via2[rSIER] = IER_CLR_BIT(irq_idx); - } else { - /* disable the nubus irq by changing dir to output */ - /* except on PMU */ + break; + case MAC_VIA_QUADRA: if ((macintosh_config->adb_type != MAC_ADB_PB1) && - (macintosh_config->adb_type != MAC_ADB_PB2)) { - via2[vDirA] |= irq_bit; - } + (macintosh_config->adb_type != MAC_ADB_PB2)) + via2[vDirA] |= 1 << irq_idx; + break; } - nubus_active &= ~irq_bit; } } @@ -580,7 +625,9 @@ void via_irq_clear(int irq) { } else if (irq_src == 2) { via2[gIFR] = irq_bit | rbv_clear; } else if (irq_src == 7) { - /* FIXME: hmm.. */ + /* FIXME: There is no way to clear an individual nubus slot + * IRQ flag, other than getting the device to do it. + */ } } @@ -600,6 +647,7 @@ int via_irq_pending(int irq) } else if (irq_src == 2) { return via2[gIFR] & irq_bit; } else if (irq_src == 7) { + /* Always 0 for MAC_VIA_QUADRA if the slot irq is disabled. */ return ~via2[gBufA] & irq_bit; } return 0; diff --git a/arch/m68k/q40/config.c b/arch/m68k/q40/config.c index 92f873cc7060..476e18eca758 100644 --- a/arch/m68k/q40/config.c +++ b/arch/m68k/q40/config.c @@ -35,35 +35,35 @@ #include <asm/machdep.h> #include <asm/q40_master.h> -extern irqreturn_t q40_process_int (int level, struct pt_regs *regs); -extern void q40_init_IRQ (void); +extern irqreturn_t q40_process_int(int level, struct pt_regs *regs); +extern void q40_init_IRQ(void); static void q40_get_model(char *model); static int q40_get_hardware_list(char *buffer); extern void q40_sched_init(irq_handler_t handler); -extern unsigned long q40_gettimeoffset (void); -extern int q40_hwclk (int, struct rtc_time *); -extern unsigned int q40_get_ss (void); -extern int q40_set_clock_mmss (unsigned long); +extern unsigned long q40_gettimeoffset(void); +extern int q40_hwclk(int, struct rtc_time *); +extern unsigned int q40_get_ss(void); +extern int q40_set_clock_mmss(unsigned long); static int q40_get_rtc_pll(struct rtc_pll_info *pll); static int q40_set_rtc_pll(struct rtc_pll_info *pll); -extern void q40_reset (void); +extern void q40_reset(void); void q40_halt(void); extern void q40_waitbut(void); -void q40_set_vectors (void); +void q40_set_vectors(void); -extern void q40_mksound(unsigned int /*freq*/, unsigned int /*ticks*/ ); +extern void q40_mksound(unsigned int /*freq*/, unsigned int /*ticks*/); -extern char m68k_debug_device[]; static void q40_mem_console_write(struct console *co, const char *b, - unsigned int count); + unsigned int count); extern int ql_ticks; static struct console q40_console_driver = { - .name = "debug", - .flags = CON_PRINTBUFFER, - .index = -1, + .name = "debug", + .write = q40_mem_console_write, + .flags = CON_PRINTBUFFER, + .index = -1, }; @@ -74,150 +74,162 @@ static int _cpleft; static void q40_mem_console_write(struct console *co, const char *s, unsigned int count) { - char *p=(char *)s; - - if (count<_cpleft) - while (count-- >0){ - *q40_mem_cptr=*p++; - q40_mem_cptr+=4; - _cpleft--; - } + const char *p = s; + + if (count < _cpleft) { + while (count-- > 0) { + *q40_mem_cptr = *p++; + q40_mem_cptr += 4; + _cpleft--; + } + } +} + +static int __init q40_debug_setup(char *arg) +{ + /* useful for early debugging stages - writes kernel messages into SRAM */ + if (MACH_IS_Q40 && !strncmp(arg, "mem", 3)) { + /*printk("using NVRAM debug, q40_mem_cptr=%p\n",q40_mem_cptr);*/ + _cpleft = 2000 - ((long)q40_mem_cptr-0xff020000) / 4; + register_console(&q40_console_driver); + } + return 0; } + +early_param("debug", q40_debug_setup); + #if 0 void printq40(char *str) { - int l=strlen(str); - char *p=q40_mem_cptr; - - while (l-- >0 && _cpleft-- >0) - { - *p=*str++; - p+=4; - } - q40_mem_cptr=p; + int l = strlen(str); + char *p = q40_mem_cptr; + + while (l-- > 0 && _cpleft-- > 0) { + *p = *str++; + p += 4; + } + q40_mem_cptr = p; } #endif -static int halted=0; +static int halted; #ifdef CONFIG_HEARTBEAT static void q40_heartbeat(int on) { - if (halted) return; + if (halted) + return; - if (on) - Q40_LED_ON(); - else - Q40_LED_OFF(); + if (on) + Q40_LED_ON(); + else + Q40_LED_OFF(); } #endif void q40_reset(void) { - halted=1; - printk ("\n\n*******************************************\n" + halted = 1; + printk("\n\n*******************************************\n" "Called q40_reset : press the RESET button!! \n" "*******************************************\n"); Q40_LED_ON(); - while(1) ; + while (1) + ; } void q40_halt(void) { - halted=1; - printk ("\n\n*******************\n" - " Called q40_halt\n" - "*******************\n"); + halted = 1; + printk("\n\n*******************\n" + " Called q40_halt\n" + "*******************\n"); Q40_LED_ON(); - while(1) ; + while (1) + ; } static void q40_get_model(char *model) { - sprintf(model, "Q40"); + sprintf(model, "Q40"); } /* No hardware options on Q40? */ static int q40_get_hardware_list(char *buffer) { - *buffer = '\0'; - return 0; + *buffer = '\0'; + return 0; } -static unsigned int serports[]={0x3f8,0x2f8,0x3e8,0x2e8,0}; +static unsigned int serports[] = +{ + 0x3f8,0x2f8,0x3e8,0x2e8,0 +}; void q40_disable_irqs(void) { - unsigned i,j; + unsigned i, j; - j=0; - while((i=serports[j++])) outb(0,i+UART_IER); - master_outb(0,EXT_ENABLE_REG); - master_outb(0,KEY_IRQ_ENABLE_REG); + j = 0; + while ((i = serports[j++])) + outb(0, i + UART_IER); + master_outb(0, EXT_ENABLE_REG); + master_outb(0, KEY_IRQ_ENABLE_REG); } void __init config_q40(void) { - mach_sched_init = q40_sched_init; + mach_sched_init = q40_sched_init; - mach_init_IRQ = q40_init_IRQ; - mach_gettimeoffset = q40_gettimeoffset; - mach_hwclk = q40_hwclk; - mach_get_ss = q40_get_ss; - mach_get_rtc_pll = q40_get_rtc_pll; - mach_set_rtc_pll = q40_set_rtc_pll; - mach_set_clock_mmss = q40_set_clock_mmss; + mach_init_IRQ = q40_init_IRQ; + mach_gettimeoffset = q40_gettimeoffset; + mach_hwclk = q40_hwclk; + mach_get_ss = q40_get_ss; + mach_get_rtc_pll = q40_get_rtc_pll; + mach_set_rtc_pll = q40_set_rtc_pll; + mach_set_clock_mmss = q40_set_clock_mmss; - mach_reset = q40_reset; - mach_get_model = q40_get_model; - mach_get_hardware_list = q40_get_hardware_list; + mach_reset = q40_reset; + mach_get_model = q40_get_model; + mach_get_hardware_list = q40_get_hardware_list; #if defined(CONFIG_INPUT_M68K_BEEP) || defined(CONFIG_INPUT_M68K_BEEP_MODULE) - mach_beep = q40_mksound; + mach_beep = q40_mksound; #endif #ifdef CONFIG_HEARTBEAT - mach_heartbeat = q40_heartbeat; + mach_heartbeat = q40_heartbeat; #endif - mach_halt = q40_halt; - - /* disable a few things that SMSQ might have left enabled */ - q40_disable_irqs(); - - /* no DMA at all, but ide-scsi requires it.. make sure - * all physical RAM fits into the boundary - otherwise - * allocator may play costly and useless tricks */ - mach_max_dma_address = 1024*1024*1024; - - /* useful for early debugging stages - writes kernel messages into SRAM */ - if (!strncmp( m68k_debug_device,"mem",3 )) - { - /*printk("using NVRAM debug, q40_mem_cptr=%p\n",q40_mem_cptr);*/ - _cpleft=2000-((long)q40_mem_cptr-0xff020000)/4; - q40_console_driver.write = q40_mem_console_write; - register_console(&q40_console_driver); - } + mach_halt = q40_halt; + + /* disable a few things that SMSQ might have left enabled */ + q40_disable_irqs(); + + /* no DMA at all, but ide-scsi requires it.. make sure + * all physical RAM fits into the boundary - otherwise + * allocator may play costly and useless tricks */ + mach_max_dma_address = 1024*1024*1024; } int q40_parse_bootinfo(const struct bi_record *rec) { - return 1; + return 1; } -static inline unsigned char bcd2bin (unsigned char b) +static inline unsigned char bcd2bin(unsigned char b) { - return ((b>>4)*10 + (b&15)); + return (b >> 4) * 10 + (b & 15); } -static inline unsigned char bin2bcd (unsigned char b) +static inline unsigned char bin2bcd(unsigned char b) { - return (((b/10)*16) + (b%10)); + return (b / 10) * 16 + (b % 10); } -unsigned long q40_gettimeoffset (void) +unsigned long q40_gettimeoffset(void) { - return 5000*(ql_ticks!=0); + return 5000 * (ql_ticks != 0); } @@ -238,9 +250,9 @@ unsigned long q40_gettimeoffset (void) int q40_hwclk(int op, struct rtc_time *t) { - if (op) - { /* Write.... */ - Q40_RTC_CTRL |= Q40_RTC_WRITE; + if (op) { + /* Write.... */ + Q40_RTC_CTRL |= Q40_RTC_WRITE; Q40_RTC_SECS = bin2bcd(t->tm_sec); Q40_RTC_MINS = bin2bcd(t->tm_min); @@ -251,25 +263,23 @@ int q40_hwclk(int op, struct rtc_time *t) if (t->tm_wday >= 0) Q40_RTC_DOW = bin2bcd(t->tm_wday+1); - Q40_RTC_CTRL &= ~(Q40_RTC_WRITE); - } - else - { /* Read.... */ - Q40_RTC_CTRL |= Q40_RTC_READ; - - t->tm_year = bcd2bin (Q40_RTC_YEAR); - t->tm_mon = bcd2bin (Q40_RTC_MNTH)-1; - t->tm_mday = bcd2bin (Q40_RTC_DATE); - t->tm_hour = bcd2bin (Q40_RTC_HOUR); - t->tm_min = bcd2bin (Q40_RTC_MINS); - t->tm_sec = bcd2bin (Q40_RTC_SECS); - - Q40_RTC_CTRL &= ~(Q40_RTC_READ); - - if (t->tm_year < 70) - t->tm_year += 100; - t->tm_wday = bcd2bin(Q40_RTC_DOW)-1; - + Q40_RTC_CTRL &= ~(Q40_RTC_WRITE); + } else { + /* Read.... */ + Q40_RTC_CTRL |= Q40_RTC_READ; + + t->tm_year = bcd2bin (Q40_RTC_YEAR); + t->tm_mon = bcd2bin (Q40_RTC_MNTH)-1; + t->tm_mday = bcd2bin (Q40_RTC_DATE); + t->tm_hour = bcd2bin (Q40_RTC_HOUR); + t->tm_min = bcd2bin (Q40_RTC_MINS); + t->tm_sec = bcd2bin (Q40_RTC_SECS); + + Q40_RTC_CTRL &= ~(Q40_RTC_READ); + + if (t->tm_year < 70) + t->tm_year += 100; + t->tm_wday = bcd2bin(Q40_RTC_DOW)-1; } return 0; @@ -285,29 +295,25 @@ unsigned int q40_get_ss(void) * clock is out by > 30 minutes. Logic lifted from atari code. */ -int q40_set_clock_mmss (unsigned long nowtime) +int q40_set_clock_mmss(unsigned long nowtime) { int retval = 0; short real_seconds = nowtime % 60, real_minutes = (nowtime / 60) % 60; int rtc_minutes; + rtc_minutes = bcd2bin(Q40_RTC_MINS); - rtc_minutes = bcd2bin (Q40_RTC_MINS); - - if ((rtc_minutes < real_minutes - ? real_minutes - rtc_minutes - : rtc_minutes - real_minutes) < 30) - { - Q40_RTC_CTRL |= Q40_RTC_WRITE; + if ((rtc_minutes < real_minutes ? + real_minutes - rtc_minutes : + rtc_minutes - real_minutes) < 30) { + Q40_RTC_CTRL |= Q40_RTC_WRITE; Q40_RTC_MINS = bin2bcd(real_minutes); Q40_RTC_SECS = bin2bcd(real_seconds); Q40_RTC_CTRL &= ~(Q40_RTC_WRITE); - } - else + } else retval = -1; - return retval; } @@ -318,21 +324,23 @@ int q40_set_clock_mmss (unsigned long nowtime) static int q40_get_rtc_pll(struct rtc_pll_info *pll) { - int tmp=Q40_RTC_CTRL; + int tmp = Q40_RTC_CTRL; + pll->pll_value = tmp & Q40_RTC_PLL_MASK; if (tmp & Q40_RTC_PLL_SIGN) pll->pll_value = -pll->pll_value; - pll->pll_max=31; - pll->pll_min=-31; - pll->pll_posmult=512; - pll->pll_negmult=256; - pll->pll_clock=125829120; + pll->pll_max = 31; + pll->pll_min = -31; + pll->pll_posmult = 512; + pll->pll_negmult = 256; + pll->pll_clock = 125829120; + return 0; } static int q40_set_rtc_pll(struct rtc_pll_info *pll) { - if (!pll->pll_ctrl){ + if (!pll->pll_ctrl) { /* the docs are a bit unclear so I am doublesetting */ /* RTC_WRITE here ... */ int tmp = (pll->pll_value & 31) | (pll->pll_value<0 ? 32 : 0) | diff --git a/arch/m68k/sun3/sun3ints.c b/arch/m68k/sun3/sun3ints.c index baf74e8de8b5..4232a2c2fae9 100644 --- a/arch/m68k/sun3/sun3ints.c +++ b/arch/m68k/sun3/sun3ints.c @@ -103,7 +103,7 @@ void sun3_init_IRQ(void) m68k_setup_auto_interrupt(sun3_inthandle); m68k_setup_irq_controller(&sun3_irq_controller, IRQ_AUTO_1, 7); - m68k_setup_user_interrupt(VEC_USER, 192, NULL); + m68k_setup_user_interrupt(VEC_USER, 128, NULL); request_irq(IRQ_AUTO_5, sun3_int5, 0, "int5", NULL); request_irq(IRQ_AUTO_7, sun3_int7, 0, "int7", NULL); diff --git a/arch/m68k/sun3x/prom.c b/arch/m68k/sun3x/prom.c index 574cf06df9e4..48f8eb7b1565 100644 --- a/arch/m68k/sun3x/prom.c +++ b/arch/m68k/sun3x/prom.c @@ -34,100 +34,101 @@ e_vector *sun3x_prom_vbr; /* Handle returning to the prom */ void sun3x_halt(void) { - unsigned long flags; + unsigned long flags; - /* Disable interrupts while we mess with things */ - local_irq_save(flags); + /* Disable interrupts while we mess with things */ + local_irq_save(flags); - /* Restore prom vbr */ - __asm__ volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr)); + /* Restore prom vbr */ + asm volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr)); - /* Restore prom NMI clock */ -// sun3x_disable_intreg(5); - sun3_enable_irq(7); + /* Restore prom NMI clock */ +// sun3x_disable_intreg(5); + sun3_enable_irq(7); - /* Let 'er rip */ - __asm__ volatile ("trap #14" : : ); + /* Let 'er rip */ + asm volatile ("trap #14"); - /* Restore everything */ - sun3_disable_irq(7); - sun3_enable_irq(5); + /* Restore everything */ + sun3_disable_irq(7); + sun3_enable_irq(5); - __asm__ volatile ("movec %0,%%vbr" : : "r" ((void*)vectors)); - local_irq_restore(flags); + asm volatile ("movec %0,%%vbr" : : "r" ((void*)vectors)); + local_irq_restore(flags); } void sun3x_reboot(void) { - /* This never returns, don't bother saving things */ - local_irq_disable(); + /* This never returns, don't bother saving things */ + local_irq_disable(); - /* Restore prom vbr */ - __asm__ volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr)); + /* Restore prom vbr */ + asm volatile ("movec %0,%%vbr" : : "r" ((void*)sun3x_prom_vbr)); - /* Restore prom NMI clock */ - sun3_disable_irq(5); - sun3_enable_irq(7); + /* Restore prom NMI clock */ + sun3_disable_irq(5); + sun3_enable_irq(7); - /* Let 'er rip */ - (*romvec->pv_reboot)("vmlinux"); + /* Let 'er rip */ + (*romvec->pv_reboot)("vmlinux"); } -extern char m68k_debug_device[]; - static void sun3x_prom_write(struct console *co, const char *s, unsigned int count) { - while (count--) { - if (*s == '\n') - sun3x_putchar('\r'); - sun3x_putchar(*s++); - } + while (count--) { + if (*s == '\n') + sun3x_putchar('\r'); + sun3x_putchar(*s++); + } } /* debug console - write-only */ static struct console sun3x_debug = { - .name = "debug", - .write = sun3x_prom_write, - .flags = CON_PRINTBUFFER, - .index = -1, + .name = "debug", + .write = sun3x_prom_write, + .flags = CON_PRINTBUFFER, + .index = -1, }; void sun3x_prom_init(void) { - /* Read the vector table */ - - sun3x_putchar = *(void (**)(int)) (SUN3X_P_PUTCHAR); - sun3x_getchar = *(int (**)(void)) (SUN3X_P_GETCHAR); - sun3x_mayget = *(int (**)(void)) (SUN3X_P_MAYGET); - sun3x_mayput = *(int (**)(int)) (SUN3X_P_MAYPUT); - sun3x_prom_reboot = *(void (**)(void)) (SUN3X_P_REBOOT); - sun3x_prom_abort = *(e_vector *) (SUN3X_P_ABORT); - romvec = (struct linux_romvec *)SUN3X_PROM_BASE; - - idprom_init(); - - if(!((idprom->id_machtype & SM_ARCH_MASK) == SM_SUN3X)) { - printk("Warning: machine reports strange type %02x\n", - idprom->id_machtype); - printk("Pretending it's a 3/80, but very afraid...\n"); - idprom->id_machtype = SM_SUN3X | SM_3_80; - } - - /* point trap #14 at abort. - * XXX this is futile since we restore the vbr first - oops - */ - vectors[VEC_TRAP14] = sun3x_prom_abort; - - /* If debug=prom was specified, start the debug console */ - - if (!strcmp(m68k_debug_device, "prom")) - register_console(&sun3x_debug); - + /* Read the vector table */ + + sun3x_putchar = *(void (**)(int)) (SUN3X_P_PUTCHAR); + sun3x_getchar = *(int (**)(void)) (SUN3X_P_GETCHAR); + sun3x_mayget = *(int (**)(void)) (SUN3X_P_MAYGET); + sun3x_mayput = *(int (**)(int)) (SUN3X_P_MAYPUT); + sun3x_prom_reboot = *(void (**)(void)) (SUN3X_P_REBOOT); + sun3x_prom_abort = *(e_vector *) (SUN3X_P_ABORT); + romvec = (struct linux_romvec *)SUN3X_PROM_BASE; + + idprom_init(); + + if (!((idprom->id_machtype & SM_ARCH_MASK) == SM_SUN3X)) { + printk("Warning: machine reports strange type %02x\n", + idprom->id_machtype); + printk("Pretending it's a 3/80, but very afraid...\n"); + idprom->id_machtype = SM_SUN3X | SM_3_80; + } + + /* point trap #14 at abort. + * XXX this is futile since we restore the vbr first - oops + */ + vectors[VEC_TRAP14] = sun3x_prom_abort; +} +static int __init sun3x_debug_setup(char *arg) +{ + /* If debug=prom was specified, start the debug console */ + if (MACH_IS_SUN3X && !strcmp(arg, "prom")) + register_console(&sun3x_debug); + return 0; } +early_param("debug", sun3x_debug_setup); + /* some prom functions to export */ int prom_getintdefault(int node, char *property, int deflt) { @@ -141,7 +142,6 @@ int prom_getbool (int node, char *prop) void prom_printf(char *fmt, ...) { - } void prom_halt (void) @@ -159,7 +159,7 @@ prom_get_idprom(char *idbuf, int num_bytes) int i; /* make a copy of the idprom structure */ - for(i = 0; i < num_bytes; i++) + for (i = 0; i < num_bytes; i++) idbuf[i] = ((char *)SUN3X_IDPROM)[i]; return idbuf[0]; diff --git a/arch/m68knommu/kernel/dma.c b/arch/m68knommu/kernel/dma.c index 14b19c4161f4..0a25874a2aae 100644 --- a/arch/m68knommu/kernel/dma.c +++ b/arch/m68knommu/kernel/dma.c @@ -8,7 +8,6 @@ #include <linux/types.h> #include <linux/mm.h> #include <linux/string.h> -#include <linux/pci.h> #include <asm/io.h> void *dma_alloc_coherent(struct device *dev, size_t size, diff --git a/arch/mips/lib/iomap.c b/arch/mips/lib/iomap.c index d51d5cb0a4a9..e3acb2dad33a 100644 --- a/arch/mips/lib/iomap.c +++ b/arch/mips/lib/iomap.c @@ -6,7 +6,6 @@ * (C) Copyright 2007 MIPS Technologies, Inc. * written by Ralf Baechle <ralf@linux-mips.org> */ -#include <linux/pci.h> #include <linux/module.h> #include <asm/io.h> diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c index 60d7d4baa227..7138092826aa 100644 --- a/arch/powerpc/kernel/pci_64.c +++ b/arch/powerpc/kernel/pci_64.c @@ -340,7 +340,7 @@ struct pci_dev *of_create_pci_dev(struct device_node *node, struct pci_dev *dev; const char *type; - dev = kzalloc(sizeof(struct pci_dev), GFP_KERNEL); + dev = alloc_pci_dev(); if (!dev) return NULL; type = of_get_property(node, "device_type", NULL); diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c index 9eaefac5053f..b2c1b67a10a7 100644 --- a/arch/powerpc/kernel/vio.c +++ b/arch/powerpc/kernel/vio.c @@ -37,7 +37,7 @@ #include <asm/iseries/hv_call_xm.h> #include <asm/iseries/iommu.h> -extern struct subsystem devices_subsys; /* needed for vio_find_name() */ +extern struct kset devices_subsys; /* needed for vio_find_name() */ static struct vio_dev vio_bus_device = { /* fake "parent" device */ .name = vio_bus_device.dev.bus_id, @@ -427,7 +427,7 @@ static struct vio_dev *vio_find_name(const char *kobj_name) { struct kobject *found; - found = kset_find_obj(&devices_subsys.kset, kobj_name); + found = kset_find_obj(&devices_subsys, kobj_name); if (!found) return NULL; diff --git a/arch/powerpc/platforms/powermac/cpufreq_32.c b/arch/powerpc/platforms/powermac/cpufreq_32.c index 8943a9456bb7..1fe35dab0e9e 100644 --- a/arch/powerpc/platforms/powermac/cpufreq_32.c +++ b/arch/powerpc/platforms/powermac/cpufreq_32.c @@ -25,7 +25,6 @@ #include <linux/cpufreq.h> #include <linux/init.h> #include <linux/sysdev.h> -#include <linux/i2c.h> #include <linux/hardirq.h> #include <asm/prom.h> #include <asm/machdep.h> diff --git a/arch/powerpc/platforms/pseries/power.c b/arch/powerpc/platforms/pseries/power.c index 2624b71df73d..73e69023d90a 100644 --- a/arch/powerpc/platforms/pseries/power.c +++ b/arch/powerpc/platforms/pseries/power.c @@ -28,13 +28,13 @@ unsigned long rtas_poweron_auto; /* default and normal state is 0 */ -static ssize_t auto_poweron_show(struct subsystem *subsys, char *buf) +static ssize_t auto_poweron_show(struct kset *kset, char *buf) { return sprintf(buf, "%lu\n", rtas_poweron_auto); } static ssize_t -auto_poweron_store(struct subsystem *subsys, const char *buf, size_t n) +auto_poweron_store(struct kset *kset, const char *buf, size_t n) { int ret; unsigned long ups_restart; @@ -72,12 +72,12 @@ static int __init pm_init(void) { int error = subsystem_register(&power_subsys); if (!error) - error = sysfs_create_group(&power_subsys.kset.kobj,&attr_group); + error = sysfs_create_group(&power_subsys.kobj, &attr_group); return error; } core_initcall(pm_init); #else -extern struct subsystem power_subsys; +extern struct kset power_subsys; static int __init apo_pm_init(void) { diff --git a/arch/powerpc/platforms/pseries/ras.c b/arch/powerpc/platforms/pseries/ras.c index 53aa04101ced..3a393c7f390e 100644 --- a/arch/powerpc/platforms/pseries/ras.c +++ b/arch/powerpc/platforms/pseries/ras.c @@ -31,7 +31,6 @@ #include <linux/timex.h> #include <linux/init.h> #include <linux/slab.h> -#include <linux/pci.h> #include <linux/delay.h> #include <linux/irq.h> #include <linux/random.h> diff --git a/arch/ppc/8260_io/enet.c b/arch/ppc/8260_io/enet.c index 48ce84f5be93..4c0a7d732f69 100644 --- a/arch/ppc/8260_io/enet.c +++ b/arch/ppc/8260_io/enet.c @@ -32,7 +32,6 @@ #include <linux/ioport.h> #include <linux/slab.h> #include <linux/interrupt.h> -#include <linux/pci.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/netdevice.h> diff --git a/arch/ppc/8260_io/fcc_enet.c b/arch/ppc/8260_io/fcc_enet.c index 9db825fe37f0..cab395da25da 100644 --- a/arch/ppc/8260_io/fcc_enet.c +++ b/arch/ppc/8260_io/fcc_enet.c @@ -29,7 +29,6 @@ #include <linux/ioport.h> #include <linux/slab.h> #include <linux/interrupt.h> -#include <linux/pci.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/netdevice.h> diff --git a/arch/ppc/8xx_io/enet.c b/arch/ppc/8xx_io/enet.c index bfa3f52996d1..e58288e14369 100644 --- a/arch/ppc/8xx_io/enet.c +++ b/arch/ppc/8xx_io/enet.c @@ -30,7 +30,6 @@ #include <linux/ioport.h> #include <linux/slab.h> #include <linux/interrupt.h> -#include <linux/pci.h> #include <linux/init.h> #include <linux/delay.h> #include <linux/netdevice.h> diff --git a/arch/ppc/syslib/ppc4xx_sgdma.c b/arch/ppc/syslib/ppc4xx_sgdma.c index 939abe3c1f45..5dadca3e0d61 100644 --- a/arch/ppc/syslib/ppc4xx_sgdma.c +++ b/arch/ppc/syslib/ppc4xx_sgdma.c @@ -23,7 +23,6 @@ #include <linux/mm.h> #include <linux/init.h> #include <linux/module.h> -#include <linux/pci.h> #include <asm/system.h> #include <asm/io.h> diff --git a/arch/s390/crypto/aes_s390.c b/arch/s390/crypto/aes_s390.c index 91636353f6f0..3660ca6a3306 100644 --- a/arch/s390/crypto/aes_s390.c +++ b/arch/s390/crypto/aes_s390.c @@ -119,7 +119,8 @@ static struct crypto_alg aes_alg = { .cra_name = "aes", .cra_driver_name = "aes-s390", .cra_priority = CRYPT_S390_PRIORITY, - .cra_flags = CRYPTO_ALG_TYPE_CIPHER, + .cra_flags = CRYPTO_ALG_TYPE_CIPHER | + CRYPTO_ALG_NEED_FALLBACK, .cra_blocksize = AES_BLOCK_SIZE, .cra_ctxsize = sizeof(struct s390_aes_ctx), .cra_module = THIS_MODULE, @@ -206,7 +207,8 @@ static struct crypto_alg ecb_aes_alg = { .cra_name = "ecb(aes)", .cra_driver_name = "ecb-aes-s390", .cra_priority = CRYPT_S390_COMPOSITE_PRIORITY, - .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_NEED_FALLBACK, .cra_blocksize = AES_BLOCK_SIZE, .cra_ctxsize = sizeof(struct s390_aes_ctx), .cra_type = &crypto_blkcipher_type, @@ -300,7 +302,8 @@ static struct crypto_alg cbc_aes_alg = { .cra_name = "cbc(aes)", .cra_driver_name = "cbc-aes-s390", .cra_priority = CRYPT_S390_COMPOSITE_PRIORITY, - .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER, + .cra_flags = CRYPTO_ALG_TYPE_BLKCIPHER | + CRYPTO_ALG_NEED_FALLBACK, .cra_blocksize = AES_BLOCK_SIZE, .cra_ctxsize = sizeof(struct s390_aes_ctx), .cra_type = &crypto_blkcipher_type, @@ -333,10 +336,14 @@ static int __init aes_init(void) return -EOPNOTSUPP; /* z9 109 and z9 BC/EC only support 128 bit key length */ - if (keylen_flag == AES_KEYLEN_128) + if (keylen_flag == AES_KEYLEN_128) { + aes_alg.cra_u.cipher.cia_max_keysize = AES_MIN_KEY_SIZE; + ecb_aes_alg.cra_u.blkcipher.max_keysize = AES_MIN_KEY_SIZE; + cbc_aes_alg.cra_u.blkcipher.max_keysize = AES_MIN_KEY_SIZE; printk(KERN_INFO "aes_s390: hardware acceleration only available for" "128 bit keys\n"); + } ret = crypto_register_alg(&aes_alg); if (ret) diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c index 06833ac2b115..0ea048d350d8 100644 --- a/arch/s390/kernel/ipl.c +++ b/arch/s390/kernel/ipl.c @@ -164,7 +164,7 @@ EXPORT_SYMBOL_GPL(diag308); /* SYSFS */ #define DEFINE_IPL_ATTR_RO(_prefix, _name, _format, _value) \ -static ssize_t sys_##_prefix##_##_name##_show(struct subsystem *subsys, \ +static ssize_t sys_##_prefix##_##_name##_show(struct kset *kset, \ char *page) \ { \ return sprintf(page, _format, _value); \ @@ -173,13 +173,13 @@ static struct subsys_attribute sys_##_prefix##_##_name##_attr = \ __ATTR(_name, S_IRUGO, sys_##_prefix##_##_name##_show, NULL); #define DEFINE_IPL_ATTR_RW(_prefix, _name, _fmt_out, _fmt_in, _value) \ -static ssize_t sys_##_prefix##_##_name##_show(struct subsystem *subsys, \ +static ssize_t sys_##_prefix##_##_name##_show(struct kset *kset, \ char *page) \ { \ return sprintf(page, _fmt_out, \ (unsigned long long) _value); \ } \ -static ssize_t sys_##_prefix##_##_name##_store(struct subsystem *subsys,\ +static ssize_t sys_##_prefix##_##_name##_store(struct kset *kset, \ const char *buf, size_t len) \ { \ unsigned long long value; \ @@ -194,12 +194,12 @@ static struct subsys_attribute sys_##_prefix##_##_name##_attr = \ sys_##_prefix##_##_name##_store); #define DEFINE_IPL_ATTR_STR_RW(_prefix, _name, _fmt_out, _fmt_in, _value)\ -static ssize_t sys_##_prefix##_##_name##_show(struct subsystem *subsys, \ +static ssize_t sys_##_prefix##_##_name##_show(struct kset *kset, \ char *page) \ { \ return sprintf(page, _fmt_out, _value); \ } \ -static ssize_t sys_##_prefix##_##_name##_store(struct subsystem *subsys,\ +static ssize_t sys_##_prefix##_##_name##_store(struct kset *kset, \ const char *buf, size_t len) \ { \ if (sscanf(buf, _fmt_in, _value) != 1) \ @@ -272,14 +272,14 @@ void __init setup_ipl_info(void) struct ipl_info ipl_info; EXPORT_SYMBOL_GPL(ipl_info); -static ssize_t ipl_type_show(struct subsystem *subsys, char *page) +static ssize_t ipl_type_show(struct kset *kset, char *page) { return sprintf(page, "%s\n", ipl_type_str(ipl_info.type)); } static struct subsys_attribute sys_ipl_type_attr = __ATTR_RO(ipl_type); -static ssize_t sys_ipl_device_show(struct subsystem *subsys, char *page) +static ssize_t sys_ipl_device_show(struct kset *kset, char *page) { struct ipl_parameter_block *ipl = IPL_PARMBLOCK_START; @@ -371,7 +371,7 @@ static struct attribute_group ipl_fcp_attr_group = { /* CCW ipl device attributes */ -static ssize_t ipl_ccw_loadparm_show(struct subsystem *subsys, char *page) +static ssize_t ipl_ccw_loadparm_show(struct kset *kset, char *page) { char loadparm[LOADPARM_LEN + 1] = {}; @@ -469,7 +469,7 @@ static void reipl_get_ascii_loadparm(char *loadparm) strstrip(loadparm); } -static ssize_t reipl_ccw_loadparm_show(struct subsystem *subsys, char *page) +static ssize_t reipl_ccw_loadparm_show(struct kset *kset, char *page) { char buf[LOADPARM_LEN + 1]; @@ -477,7 +477,7 @@ static ssize_t reipl_ccw_loadparm_show(struct subsystem *subsys, char *page) return sprintf(page, "%s\n", buf); } -static ssize_t reipl_ccw_loadparm_store(struct subsystem *subsys, +static ssize_t reipl_ccw_loadparm_store(struct kset *kset, const char *buf, size_t len) { int i, lp_len; @@ -572,12 +572,12 @@ static int reipl_set_type(enum ipl_type type) return 0; } -static ssize_t reipl_type_show(struct subsystem *subsys, char *page) +static ssize_t reipl_type_show(struct kset *kset, char *page) { return sprintf(page, "%s\n", ipl_type_str(reipl_type)); } -static ssize_t reipl_type_store(struct subsystem *subsys, const char *buf, +static ssize_t reipl_type_store(struct kset *kset, const char *buf, size_t len) { int rc = -EINVAL; @@ -665,12 +665,12 @@ static int dump_set_type(enum dump_type type) return 0; } -static ssize_t dump_type_show(struct subsystem *subsys, char *page) +static ssize_t dump_type_show(struct kset *kset, char *page) { return sprintf(page, "%s\n", dump_type_str(dump_type)); } -static ssize_t dump_type_store(struct subsystem *subsys, const char *buf, +static ssize_t dump_type_store(struct kset *kset, const char *buf, size_t len) { int rc = -EINVAL; @@ -697,12 +697,12 @@ static decl_subsys(shutdown_actions, NULL, NULL); /* on panic */ -static ssize_t on_panic_show(struct subsystem *subsys, char *page) +static ssize_t on_panic_show(struct kset *kset, char *page) { return sprintf(page, "%s\n", shutdown_action_str(on_panic_action)); } -static ssize_t on_panic_store(struct subsystem *subsys, const char *buf, +static ssize_t on_panic_store(struct kset *kset, const char *buf, size_t len) { if (strncmp(buf, SHUTDOWN_REIPL_STR, strlen(SHUTDOWN_REIPL_STR)) == 0) diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 993f35381496..23c61f6d965b 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -516,7 +516,7 @@ out: return 1; } -static int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) +int __kprobes kprobe_fault_handler(struct pt_regs *regs, int trapnr) { struct kprobe *cur = kprobe_running(); struct kprobe_ctlblk *kcb = get_kprobe_ctlblk(); @@ -603,7 +603,6 @@ int __kprobes kprobe_exceptions_notify(struct notifier_block *self, ret = NOTIFY_STOP; break; case DIE_TRAP: - case DIE_PAGE_FAULT: /* kprobe_running() needs smp_processor_id() */ preempt_disable(); if (kprobe_running() && diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index 3dfd0985861c..6bfb0889eb10 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -65,7 +65,7 @@ long psw_user_bits = (PSW_BASE_BITS | PSW_MASK_DAT | PSW_ASC_HOME | * User copy operations. */ struct uaccess_ops uaccess; -EXPORT_SYMBOL_GPL(uaccess); +EXPORT_SYMBOL(uaccess); /* * Machine setup.. @@ -74,6 +74,8 @@ unsigned int console_mode = 0; unsigned int console_devno = -1; unsigned int console_irq = -1; unsigned long machine_flags = 0; +unsigned long elf_hwcap = 0; +char elf_platform[ELF_PLATFORM_SIZE]; struct mem_chunk __initdata memory_chunk[MEMORY_CHUNKS]; volatile int __cpu_logical_map[NR_CPUS]; /* logical cpu to cpu address */ @@ -749,6 +751,98 @@ setup_memory(void) #endif } +static __init unsigned int stfl(void) +{ + asm volatile( + " .insn s,0xb2b10000,0(0)\n" /* stfl */ + "0:\n" + EX_TABLE(0b,0b)); + return S390_lowcore.stfl_fac_list; +} + +static __init int stfle(unsigned long long *list, int doublewords) +{ + typedef struct { unsigned long long _[doublewords]; } addrtype; + register unsigned long __nr asm("0") = doublewords - 1; + + asm volatile(".insn s,0xb2b00000,%0" /* stfle */ + : "=m" (*(addrtype *) list), "+d" (__nr) : : "cc"); + return __nr + 1; +} + +/* + * Setup hardware capabilities. + */ +static void __init setup_hwcaps(void) +{ + static const int stfl_bits[6] = { 0, 2, 7, 17, 19, 21 }; + struct cpuinfo_S390 *cpuinfo = &S390_lowcore.cpu_data; + unsigned long long facility_list_extended; + unsigned int facility_list; + int i; + + facility_list = stfl(); + /* + * The store facility list bits numbers as found in the principles + * of operation are numbered with bit 1UL<<31 as number 0 to + * bit 1UL<<0 as number 31. + * Bit 0: instructions named N3, "backported" to esa-mode + * Bit 2: z/Architecture mode is active + * Bit 7: the store-facility-list-extended facility is installed + * Bit 17: the message-security assist is installed + * Bit 19: the long-displacement facility is installed + * Bit 21: the extended-immediate facility is installed + * These get translated to: + * HWCAP_S390_ESAN3 bit 0, HWCAP_S390_ZARCH bit 1, + * HWCAP_S390_STFLE bit 2, HWCAP_S390_MSA bit 3, + * HWCAP_S390_LDISP bit 4, and HWCAP_S390_EIMM bit 5. + */ + for (i = 0; i < 6; i++) + if (facility_list & (1UL << (31 - stfl_bits[i]))) + elf_hwcap |= 1UL << i; + + /* + * Check for additional facilities with store-facility-list-extended. + * stfle stores doublewords (8 byte) with bit 1ULL<<63 as bit 0 + * and 1ULL<<0 as bit 63. Bits 0-31 contain the same information + * as stored by stfl, bits 32-xxx contain additional facilities. + * How many facility words are stored depends on the number of + * doublewords passed to the instruction. The additional facilites + * are: + * Bit 43: decimal floating point facility is installed + * translated to: + * HWCAP_S390_DFP bit 6. + */ + if ((elf_hwcap & (1UL << 2)) && + stfle(&facility_list_extended, 1) > 0) { + if (facility_list_extended & (1ULL << (64 - 43))) + elf_hwcap |= 1UL << 6; + } + + switch (cpuinfo->cpu_id.machine) { + case 0x9672: +#if !defined(CONFIG_64BIT) + default: /* Use "g5" as default for 31 bit kernels. */ +#endif + strcpy(elf_platform, "g5"); + break; + case 0x2064: + case 0x2066: +#if defined(CONFIG_64BIT) + default: /* Use "z900" as default for 64 bit kernels. */ +#endif + strcpy(elf_platform, "z900"); + break; + case 0x2084: + case 0x2086: + strcpy(elf_platform, "z990"); + break; + case 0x2094: + strcpy(elf_platform, "z9-109"); + break; + } +} + /* * Setup function called from init/main.c just after the banner * was printed. @@ -805,6 +899,11 @@ setup_arch(char **cmdline_p) smp_setup_cpu_possible_map(); /* + * Setup capabilities (ELF_HWCAP & ELF_PLATFORM). + */ + setup_hwcaps(); + + /* * Create kernel page tables and switch to virtual addressing. */ paging_init(); @@ -839,8 +938,12 @@ void print_cpu_info(struct cpuinfo_S390 *cpuinfo) static int show_cpuinfo(struct seq_file *m, void *v) { + static const char *hwcap_str[7] = { + "esan3", "zarch", "stfle", "msa", "ldisp", "eimm", "dfp" + }; struct cpuinfo_S390 *cpuinfo; unsigned long n = (unsigned long) v - 1; + int i; s390_adjust_jiffies(); preempt_disable(); @@ -850,7 +953,13 @@ static int show_cpuinfo(struct seq_file *m, void *v) "bogomips per cpu: %lu.%02lu\n", num_online_cpus(), loops_per_jiffy/(500000/HZ), (loops_per_jiffy/(5000/HZ))%100); + seq_puts(m, "features\t: "); + for (i = 0; i < 7; i++) + if (hwcap_str[i] && (elf_hwcap & (1UL << i))) + seq_printf(m, "%s ", hwcap_str[i]); + seq_puts(m, "\n"); } + if (cpu_online(n)) { #ifdef CONFIG_SMP if (smp_processor_id() == n) diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c index 2b76a879a7b5..91f705adc3f9 100644 --- a/arch/s390/mm/fault.c +++ b/arch/s390/mm/fault.c @@ -52,38 +52,24 @@ extern int sysctl_userprocess_debug; extern void die(const char *,struct pt_regs *,long); #ifdef CONFIG_KPROBES -static ATOMIC_NOTIFIER_HEAD(notify_page_fault_chain); -int register_page_fault_notifier(struct notifier_block *nb) -{ - return atomic_notifier_chain_register(¬ify_page_fault_chain, nb); -} - -int unregister_page_fault_notifier(struct notifier_block *nb) -{ - return atomic_notifier_chain_unregister(¬ify_page_fault_chain, nb); -} - -static int __kprobes __notify_page_fault(struct pt_regs *regs, long err) -{ - struct die_args args = { .str = "page fault", - .trapnr = 14, - .signr = SIGSEGV }; - args.regs = regs; - args.err = err; - return atomic_notifier_call_chain(¬ify_page_fault_chain, - DIE_PAGE_FAULT, &args); -} - static inline int notify_page_fault(struct pt_regs *regs, long err) { - if (unlikely(kprobe_running())) - return __notify_page_fault(regs, err); - return NOTIFY_DONE; + int ret = 0; + + /* kprobe_running() needs smp_processor_id() */ + if (!user_mode(regs)) { + preempt_disable(); + if (kprobe_running() && kprobe_fault_handler(regs, 14)) + ret = 1; + preempt_enable(); + } + + return ret; } #else static inline int notify_page_fault(struct pt_regs *regs, long err) { - return NOTIFY_DONE; + return 0; } #endif @@ -319,7 +305,7 @@ do_exception(struct pt_regs *regs, unsigned long error_code, int write) int space; int si_code; - if (notify_page_fault(regs, error_code) == NOTIFY_STOP) + if (notify_page_fault(regs, error_code)) return; tsk = current; diff --git a/arch/sh64/mach-cayman/iomap.c b/arch/sh64/mach-cayman/iomap.c index 2d06e9a55137..a5c645f02d57 100644 --- a/arch/sh64/mach-cayman/iomap.c +++ b/arch/sh64/mach-cayman/iomap.c @@ -9,7 +9,6 @@ * License. See the file "COPYING" in the main directory of this archive * for more details. */ -#include <linux/pci.h> #include <asm/io.h> #include <asm/cayman.h> diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig index 590a41b864b9..be9e10b94ef8 100644 --- a/arch/sparc64/Kconfig +++ b/arch/sparc64/Kconfig @@ -306,6 +306,7 @@ config SUN_IO config PCI bool "PCI support" + select ARCH_SUPPORTS_MSI help Find out whether you have a PCI motherboard. PCI is the name of a bus system, i.e. the way the CPU talks to the other stuff inside diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c index 023af41ad68d..9a549547cb2b 100644 --- a/arch/sparc64/kernel/pci.c +++ b/arch/sparc64/kernel/pci.c @@ -1092,10 +1092,10 @@ int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) return -EINVAL; err = p->setup_msi_irq(&virt_irq, pdev, desc); - if (err < 0) + if (err) return err; - return virt_irq; + return 0; } void arch_teardown_msi_irq(unsigned int virt_irq) diff --git a/arch/sparc64/kernel/pci_sun4v.c b/arch/sparc64/kernel/pci_sun4v.c index 94295c219329..1ccf4c9a9a43 100644 --- a/arch/sparc64/kernel/pci_sun4v.c +++ b/arch/sparc64/kernel/pci_sun4v.c @@ -1169,8 +1169,6 @@ static int pci_sun4v_setup_msi_irq(unsigned int *virt_irq_p, if (!devino) goto out_err; - set_irq_msi(*virt_irq_p, entry); - msiqid = ((devino - pbm->msiq_first_devino) + pbm->msiq_first); @@ -1204,6 +1202,8 @@ static int pci_sun4v_setup_msi_irq(unsigned int *virt_irq_p, msg.address_lo = pbm->msi32_start; } msg.data = msi_num; + + set_irq_msi(*virt_irq_p, entry); write_msi_msg(*virt_irq_p, &msg); irq_install_pre_handler(*virt_irq_p, diff --git a/arch/x86_64/Kconfig b/arch/x86_64/Kconfig index 56eb14c98475..e9b4f058a49a 100644 --- a/arch/x86_64/Kconfig +++ b/arch/x86_64/Kconfig @@ -676,6 +676,7 @@ menu "Bus options (PCI etc.)" config PCI bool "PCI support" + select ARCH_SUPPORTS_MSI if (X86_LOCAL_APIC && X86_IO_APIC) # x86-64 doesn't support PCI BIOS access from long mode so always go direct. config PCI_DIRECT diff --git a/arch/x86_64/kernel/cpufreq/Kconfig b/arch/x86_64/kernel/cpufreq/Kconfig index 40acb67fb882..c0749d2479f5 100644 --- a/arch/x86_64/kernel/cpufreq/Kconfig +++ b/arch/x86_64/kernel/cpufreq/Kconfig @@ -16,6 +16,9 @@ config X86_POWERNOW_K8 help This adds the CPUFreq driver for mobile AMD Opteron/Athlon64 processors. + To compile this driver as a module, choose M here: the + module will be called powernow-k8. + For details, take a look at <file:Documentation/cpu-freq/>. If in doubt, say N. @@ -38,6 +41,9 @@ config X86_SPEEDSTEP_CENTRINO mobile CPUs. This means Intel Pentium M (Centrino) CPUs or 64bit enabled Intel Xeons. + To compile this driver as a module, choose M here: the + module will be called speedstep-centrino. + For details, take a look at <file:Documentation/cpu-freq/>. If in doubt, say N. @@ -55,6 +61,9 @@ config X86_ACPI_CPUFREQ Processor Performance States. This driver also supports Intel Enhanced Speedstep. + To compile this driver as a module, choose M here: the + module will be called acpi-cpufreq. + For details, take a look at <file:Documentation/cpu-freq/>. If in doubt, say N. @@ -62,7 +71,7 @@ config X86_ACPI_CPUFREQ comment "shared options" config X86_ACPI_CPUFREQ_PROC_INTF - bool "/proc/acpi/processor/../performance interface (deprecated)" + bool "/proc/acpi/processor/../performance interface (deprecated)" depends on PROC_FS depends on X86_ACPI_CPUFREQ || X86_SPEEDSTEP_CENTRINO_ACPI || X86_POWERNOW_K8_ACPI help @@ -86,16 +95,18 @@ config X86_P4_CLOCKMOD slowdowns and noticeable latencies. Normally Speedstep should be used instead. + To compile this driver as a module, choose M here: the + module will be called p4-clockmod. + For details, take a look at <file:Documentation/cpu-freq/>. Unless you are absolutely sure say N. config X86_SPEEDSTEP_LIB - tristate - default X86_P4_CLOCKMOD + tristate + default X86_P4_CLOCKMOD endif endmenu - diff --git a/arch/x86_64/kernel/io_apic.c b/arch/x86_64/kernel/io_apic.c index c6a5bc7e8118..b7d2b76b92d4 100644 --- a/arch/x86_64/kernel/io_apic.c +++ b/arch/x86_64/kernel/io_apic.c @@ -1983,18 +1983,18 @@ int arch_setup_msi_irq(struct pci_dev *dev, struct msi_desc *desc) if (irq < 0) return irq; - set_irq_msi(irq, desc); ret = msi_compose_msg(dev, irq, &msg); if (ret < 0) { destroy_irq(irq); return ret; } + set_irq_msi(irq, desc); write_msi_msg(irq, &msg); set_irq_chip_and_handler_name(irq, &msi_chip, handle_edge_irq, "edge"); - return irq; + return 0; } void arch_teardown_msi_irq(unsigned int irq) diff --git a/arch/xtensa/kernel/xtensa_ksyms.c b/arch/xtensa/kernel/xtensa_ksyms.c index 0b4cb93db5a3..cd7e6a020602 100644 --- a/arch/xtensa/kernel/xtensa_ksyms.c +++ b/arch/xtensa/kernel/xtensa_ksyms.c @@ -18,7 +18,6 @@ #include <linux/interrupt.h> #include <asm/irq.h> #include <linux/in6.h> -#include <linux/pci.h> #include <linux/ide.h> #include <asm/uaccess.h> diff --git a/arch/xtensa/platform-iss/setup.c b/arch/xtensa/platform-iss/setup.c index c8a42b60c57a..f60c8cf6dfbe 100644 --- a/arch/xtensa/platform-iss/setup.c +++ b/arch/xtensa/platform-iss/setup.c @@ -20,7 +20,6 @@ #include <linux/init.h> #include <linux/errno.h> #include <linux/reboot.h> -#include <linux/pci.h> #include <linux/kdev_t.h> #include <linux/types.h> #include <linux/major.h> |