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author | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-30 19:10:12 +0400 |
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committer | Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-04-30 19:10:12 +0400 |
commit | 24a77daf3d80bddcece044e6dc3675e427eef3f3 (patch) | |
tree | 2c5e0b0bea394d6fe62c5d5857c252e83e48ac48 /arch/powerpc/kernel/setup-common.c | |
parent | e389f9aec689209724105ae80a6c91fd2e747bc9 (diff) | |
parent | f900e9777fc9b65140cb9570438597bc8fae56ab (diff) | |
download | linux-24a77daf3d80bddcece044e6dc3675e427eef3f3.tar.xz |
Merge branch 'for-2.6.22' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
* 'for-2.6.22' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc: (255 commits)
[POWERPC] Remove dev_dbg redefinition in drivers/ps3/vuart.c
[POWERPC] remove kernel module option for booke wdt
[POWERPC] Avoid putting cpu node twice
[POWERPC] Spinlock initializer cleanup
[POWERPC] ppc4xx_sgdma needs dma-mapping.h
[POWERPC] arch/powerpc/sysdev/timer.c build fix
[POWERPC] get_property cleanups
[POWERPC] Remove the unused HTDMSOUND driver
[POWERPC] cell: cbe_cpufreq cleanup and crash fix
[POWERPC] Declare enable_kernel_spe in a header
[POWERPC] Add dt_xlate_addr() to bootwrapper
[POWERPC] bootwrapper: CONFIG_ -> CONFIG_DEVICE_TREE
[POWERPC] Don't define a custom bd_t for Xilixn Virtex based boards.
[POWERPC] Add sane defaults for Xilinx EDK generated xparameters files
[POWERPC] Add uartlite boot console driver for the zImage wrapper
[POWERPC] Stop using ppc_sys for Xilinx Virtex boards
[POWERPC] New registration for common Xilinx Virtex ppc405 platform devices
[POWERPC] Merge common virtex header files
[POWERPC] Rework Kconfig dependancies for Xilinx Virtex ppc405 platform
[POWERPC] Clean up cpufreq Kconfig dependencies
...
Diffstat (limited to 'arch/powerpc/kernel/setup-common.c')
-rw-r--r-- | arch/powerpc/kernel/setup-common.c | 68 |
1 files changed, 39 insertions, 29 deletions
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c index 89cfaf49d3de..370803722e47 100644 --- a/arch/powerpc/kernel/setup-common.c +++ b/arch/powerpc/kernel/setup-common.c @@ -21,7 +21,6 @@ #include <linux/delay.h> #include <linux/initrd.h> #include <linux/platform_device.h> -#include <linux/ide.h> #include <linux/seq_file.h> #include <linux/ioport.h> #include <linux/console.h> @@ -304,26 +303,8 @@ struct seq_operations cpuinfo_op = { void __init check_for_initrd(void) { #ifdef CONFIG_BLK_DEV_INITRD - const unsigned int *prop; - int len; - - DBG(" -> check_for_initrd()\n"); - - if (of_chosen) { - prop = get_property(of_chosen, "linux,initrd-start", &len); - if (prop != NULL) { - initrd_start = (unsigned long) - __va(of_read_ulong(prop, len / 4)); - prop = get_property(of_chosen, - "linux,initrd-end", &len); - if (prop != NULL) { - initrd_end = (unsigned long) - __va(of_read_ulong(prop, len / 4)); - initrd_below_start_ok = 1; - } else - initrd_start = 0; - } - } + DBG(" -> check_for_initrd() initrd_start=0x%lx initrd_end=0x%lx\n", + initrd_start, initrd_end); /* If we were passed an initrd, set the ROOT_DEV properly if the values * look sensible. If not, clear initrd reference. @@ -371,11 +352,12 @@ void __init smp_setup_cpu_maps(void) const int *intserv; int j, len = sizeof(u32), nthreads = 1; - intserv = get_property(dn, "ibm,ppc-interrupt-server#s", &len); + intserv = of_get_property(dn, "ibm,ppc-interrupt-server#s", + &len); if (intserv) nthreads = len / sizeof(int); else { - intserv = get_property(dn, "reg", NULL); + intserv = of_get_property(dn, "reg", NULL); if (!intserv) intserv = &cpu; /* assume logical == phys */ } @@ -398,10 +380,10 @@ void __init smp_setup_cpu_maps(void) int num_addr_cell, num_size_cell, maxcpus; const unsigned int *ireg; - num_addr_cell = prom_n_addr_cells(dn); - num_size_cell = prom_n_size_cells(dn); + num_addr_cell = of_n_addr_cells(dn); + num_size_cell = of_n_size_cells(dn); - ireg = get_property(dn, "ibm,lrdr-capacity", NULL); + ireg = of_get_property(dn, "ibm,lrdr-capacity", NULL); if (!ireg) goto out; @@ -496,11 +478,39 @@ void probe_machine(void) printk(KERN_INFO "Using %s machine description\n", ppc_md.name); } +/* Match a class of boards, not a specific device configuration. */ int check_legacy_ioport(unsigned long base_port) { - if (ppc_md.check_legacy_ioport == NULL) - return 0; - return ppc_md.check_legacy_ioport(base_port); + struct device_node *parent, *np = NULL; + int ret = -ENODEV; + + switch(base_port) { + case I8042_DATA_REG: + np = of_find_node_by_type(NULL, "8042"); + break; + case FDC_BASE: /* FDC1 */ + np = of_find_node_by_type(NULL, "fdc"); + break; +#ifdef CONFIG_PPC_PREP + case _PIDXR: + case _PNPWRP: + case PNPBIOS_BASE: + /* implement me */ +#endif + default: + /* ipmi is supposed to fail here */ + break; + } + if (!np) + return ret; + parent = of_get_parent(np); + if (parent) { + if (strcmp(parent->type, "isa") == 0) + ret = 0; + of_node_put(parent); + } + of_node_put(np); + return ret; } EXPORT_SYMBOL(check_legacy_ioport); |