diff options
Diffstat (limited to 'arch/arm/include')
38 files changed, 319 insertions, 169 deletions
diff --git a/arch/arm/include/asm/checksum.h b/arch/arm/include/asm/checksum.h index ed6073fee338..f0f54aef3724 100644 --- a/arch/arm/include/asm/checksum.h +++ b/arch/arm/include/asm/checksum.h @@ -35,23 +35,20 @@ __wsum csum_partial(const void *buff, int len, __wsum sum); */ __wsum -csum_partial_copy_nocheck(const void *src, void *dst, int len, __wsum sum); +csum_partial_copy_nocheck(const void *src, void *dst, int len); __wsum -csum_partial_copy_from_user(const void __user *src, void *dst, int len, __wsum sum, int *err_ptr); +csum_partial_copy_from_user(const void __user *src, void *dst, int len); #define _HAVE_ARCH_COPY_AND_CSUM_FROM_USER +#define _HAVE_ARCH_CSUM_AND_COPY static inline -__wsum csum_and_copy_from_user (const void __user *src, void *dst, - int len, __wsum sum, int *err_ptr) +__wsum csum_and_copy_from_user(const void __user *src, void *dst, int len) { - if (access_ok(src, len)) - return csum_partial_copy_from_user(src, dst, len, sum, err_ptr); + if (!access_ok(src, len)) + return 0; - if (len) - *err_ptr = -EFAULT; - - return sum; + return csum_partial_copy_from_user(src, dst, len); } /* diff --git a/arch/arm/include/asm/dma-contiguous.h b/arch/arm/include/asm/dma-contiguous.h deleted file mode 100644 index d785187a6f8a..000000000000 --- a/arch/arm/include/asm/dma-contiguous.h +++ /dev/null @@ -1,15 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef ASMARM_DMA_CONTIGUOUS_H -#define ASMARM_DMA_CONTIGUOUS_H - -#ifdef __KERNEL__ -#ifdef CONFIG_DMA_CMA - -#include <linux/types.h> - -void dma_contiguous_early_fixup(phys_addr_t base, unsigned long size); - -#endif -#endif - -#endif diff --git a/arch/arm/include/asm/dma-direct.h b/arch/arm/include/asm/dma-direct.h index 7c3001a6a775..77fcb7ee5ec9 100644 --- a/arch/arm/include/asm/dma-direct.h +++ b/arch/arm/include/asm/dma-direct.h @@ -2,13 +2,44 @@ #ifndef ASM_ARM_DMA_DIRECT_H #define ASM_ARM_DMA_DIRECT_H 1 -static inline dma_addr_t __phys_to_dma(struct device *dev, phys_addr_t paddr) +#include <asm/memory.h> + +/* + * dma_to_pfn/pfn_to_dma/virt_to_dma are architecture private + * functions used internally by the DMA-mapping API to provide DMA + * addresses. They must not be used by drivers. + */ +static inline dma_addr_t pfn_to_dma(struct device *dev, unsigned long pfn) +{ + if (dev && dev->dma_range_map) + pfn = PFN_DOWN(translate_phys_to_dma(dev, PFN_PHYS(pfn))); + return (dma_addr_t)__pfn_to_bus(pfn); +} + +static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr) +{ + unsigned long pfn = __bus_to_pfn(addr); + + if (dev && dev->dma_range_map) + pfn = PFN_DOWN(translate_dma_to_phys(dev, PFN_PHYS(pfn))); + return pfn; +} + +static inline dma_addr_t virt_to_dma(struct device *dev, void *addr) +{ + if (dev) + return pfn_to_dma(dev, virt_to_pfn(addr)); + + return (dma_addr_t)__virt_to_bus((unsigned long)(addr)); +} + +static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr) { unsigned int offset = paddr & ~PAGE_MASK; return pfn_to_dma(dev, __phys_to_pfn(paddr)) + offset; } -static inline phys_addr_t __dma_to_phys(struct device *dev, dma_addr_t dev_addr) +static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t dev_addr) { unsigned int offset = dev_addr & ~PAGE_MASK; return __pfn_to_phys(dma_to_pfn(dev, dev_addr)) + offset; diff --git a/arch/arm/include/asm/dma-iommu.h b/arch/arm/include/asm/dma-iommu.h index 86405cc81385..fe9ef6f79e9c 100644 --- a/arch/arm/include/asm/dma-iommu.h +++ b/arch/arm/include/asm/dma-iommu.h @@ -6,7 +6,6 @@ #include <linux/mm_types.h> #include <linux/scatterlist.h> -#include <linux/dma-debug.h> #include <linux/kref.h> struct dma_iommu_mapping { diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h index bdd80ddbca34..77082246a5e1 100644 --- a/arch/arm/include/asm/dma-mapping.h +++ b/arch/arm/include/asm/dma-mapping.h @@ -6,9 +6,6 @@ #include <linux/mm_types.h> #include <linux/scatterlist.h> -#include <linux/dma-debug.h> - -#include <asm/memory.h> #include <xen/xen.h> #include <asm/xen/hypervisor.h> @@ -23,74 +20,6 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return NULL; } -#ifdef __arch_page_to_dma -#error Please update to __arch_pfn_to_dma -#endif - -/* - * dma_to_pfn/pfn_to_dma/dma_to_virt/virt_to_dma are architecture private - * functions used internally by the DMA-mapping API to provide DMA - * addresses. They must not be used by drivers. - */ -#ifndef __arch_pfn_to_dma -static inline dma_addr_t pfn_to_dma(struct device *dev, unsigned long pfn) -{ - if (dev) - pfn -= dev->dma_pfn_offset; - return (dma_addr_t)__pfn_to_bus(pfn); -} - -static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr) -{ - unsigned long pfn = __bus_to_pfn(addr); - - if (dev) - pfn += dev->dma_pfn_offset; - - return pfn; -} - -static inline void *dma_to_virt(struct device *dev, dma_addr_t addr) -{ - if (dev) { - unsigned long pfn = dma_to_pfn(dev, addr); - - return phys_to_virt(__pfn_to_phys(pfn)); - } - - return (void *)__bus_to_virt((unsigned long)addr); -} - -static inline dma_addr_t virt_to_dma(struct device *dev, void *addr) -{ - if (dev) - return pfn_to_dma(dev, virt_to_pfn(addr)); - - return (dma_addr_t)__virt_to_bus((unsigned long)(addr)); -} - -#else -static inline dma_addr_t pfn_to_dma(struct device *dev, unsigned long pfn) -{ - return __arch_pfn_to_dma(dev, pfn); -} - -static inline unsigned long dma_to_pfn(struct device *dev, dma_addr_t addr) -{ - return __arch_dma_to_pfn(dev, addr); -} - -static inline void *dma_to_virt(struct device *dev, dma_addr_t addr) -{ - return __arch_dma_to_virt(dev, addr); -} - -static inline dma_addr_t virt_to_dma(struct device *dev, void *addr) -{ - return __arch_virt_to_dma(dev, addr); -} -#endif - /** * arm_dma_alloc - allocate consistent memory for DMA * @dev: valid struct device pointer, or NULL for ISA and EISA-like devices diff --git a/arch/arm/include/asm/efi.h b/arch/arm/include/asm/efi.h index 5dcf3c6011b7..3ee4f4381985 100644 --- a/arch/arm/include/asm/efi.h +++ b/arch/arm/include/asm/efi.h @@ -66,25 +66,24 @@ static inline void efifb_setup_from_dmi(struct screen_info *si, const char *opt) #define MAX_UNCOMP_KERNEL_SIZE SZ_32M /* - * The kernel zImage should preferably be located between 32 MB and 128 MB - * from the base of DRAM. The min address leaves space for a maximal size - * uncompressed image, and the max address is due to how the zImage decompressor - * picks a destination address. + * phys-to-virt patching requires that the physical to virtual offset fits + * into the immediate field of an add/sub instruction, which comes down to the + * 24 least significant bits being zero, and so the offset should be a multiple + * of 16 MB. Since PAGE_OFFSET itself is a multiple of 16 MB, the physical + * base should be aligned to 16 MB as well. */ -#define ZIMAGE_OFFSET_LIMIT SZ_128M -#define MIN_ZIMAGE_OFFSET MAX_UNCOMP_KERNEL_SIZE +#define EFI_PHYS_ALIGN SZ_16M -/* on ARM, the FDT should be located in the first 128 MB of RAM */ -static inline unsigned long efi_get_max_fdt_addr(unsigned long dram_base) +/* on ARM, the FDT should be located in a lowmem region */ +static inline unsigned long efi_get_max_fdt_addr(unsigned long image_addr) { - return dram_base + ZIMAGE_OFFSET_LIMIT; + return round_down(image_addr, EFI_PHYS_ALIGN) + SZ_512M; } /* on ARM, the initrd should be loaded in a lowmem region */ -static inline unsigned long efi_get_max_initrd_addr(unsigned long dram_base, - unsigned long image_addr) +static inline unsigned long efi_get_max_initrd_addr(unsigned long image_addr) { - return dram_base + SZ_512M; + return round_down(image_addr, EFI_PHYS_ALIGN) + SZ_512M; } struct efi_arm_entry_state { diff --git a/arch/arm/include/asm/hardirq.h b/arch/arm/include/asm/hardirq.h index 7a88f160b1fb..b95848ed2bc7 100644 --- a/arch/arm/include/asm/hardirq.h +++ b/arch/arm/include/asm/hardirq.h @@ -6,29 +6,12 @@ #include <linux/threads.h> #include <asm/irq.h> -/* number of IPIS _not_ including IPI_CPU_BACKTRACE */ -#define NR_IPI 7 - typedef struct { unsigned int __softirq_pending; -#ifdef CONFIG_SMP - unsigned int ipi_irqs[NR_IPI]; -#endif } ____cacheline_aligned irq_cpustat_t; #include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */ -#define __inc_irq_stat(cpu, member) __IRQ_STAT(cpu, member)++ -#define __get_irq_stat(cpu, member) __IRQ_STAT(cpu, member) - -#ifdef CONFIG_SMP -u64 smp_irq_stat_cpu(unsigned int cpu); -#else -#define smp_irq_stat_cpu(cpu) 0 -#endif - -#define arch_irq_stat_cpu smp_irq_stat_cpu - #define __ARCH_IRQ_EXIT_IRQS_DISABLED 1 #endif /* __ASM_HARDIRQ_H */ diff --git a/arch/arm/include/asm/mach/pci.h b/arch/arm/include/asm/mach/pci.h index 83d340702680..ea9bd08895b7 100644 --- a/arch/arm/include/asm/mach/pci.h +++ b/arch/arm/include/asm/mach/pci.h @@ -17,10 +17,8 @@ struct pci_host_bridge; struct device; struct hw_pci { - struct msi_controller *msi_ctrl; struct pci_ops *ops; int nr_controllers; - unsigned int io_optional:1; void **private_data; int (*setup)(int nr, struct pci_sys_data *); int (*scan)(int nr, struct pci_host_bridge *); @@ -28,11 +26,6 @@ struct hw_pci { void (*postinit)(void); u8 (*swizzle)(struct pci_dev *dev, u8 *pin); int (*map_irq)(const struct pci_dev *dev, u8 slot, u8 pin); - resource_size_t (*align_resource)(struct pci_dev *dev, - const struct resource *res, - resource_size_t start, - resource_size_t size, - resource_size_t align); }; /* diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h index a91f21e3c5b5..0ca55a607d0a 100644 --- a/arch/arm/include/asm/smp.h +++ b/arch/arm/include/asm/smp.h @@ -39,11 +39,10 @@ void handle_IPI(int ipinr, struct pt_regs *regs); */ extern void smp_init_cpus(void); - /* - * Provide a function to raise an IPI cross call on CPUs in callmap. + * Register IPI interrupts with the arch SMP code */ -extern void set_smp_cross_call(void (*)(const struct cpumask *, unsigned int)); +extern void set_smp_ipi_range(int ipi_base, int nr_ipi); /* * Called from platform specific assembly code, this is the diff --git a/arch/arm/include/asm/tlb.h b/arch/arm/include/asm/tlb.h index 9415222b49ad..b8cbe03ad260 100644 --- a/arch/arm/include/asm/tlb.h +++ b/arch/arm/include/asm/tlb.h @@ -59,6 +59,7 @@ __pmd_free_tlb(struct mmu_gather *tlb, pmd_t *pmdp, unsigned long addr) #ifdef CONFIG_ARM_LPAE struct page *page = virt_to_page(pmdp); + pgtable_pmd_page_dtor(page); tlb_remove_table(tlb, page); #endif } diff --git a/arch/arm/include/asm/topology.h b/arch/arm/include/asm/topology.h index e0593cf095d0..470299ee2fba 100644 --- a/arch/arm/include/asm/topology.h +++ b/arch/arm/include/asm/topology.h @@ -7,8 +7,13 @@ #include <linux/cpumask.h> #include <linux/arch_topology.h> +/* big.LITTLE switcher is incompatible with frequency invariance */ +#ifndef CONFIG_BL_SWITCHER /* Replace task scheduler's default frequency-invariant accounting */ +#define arch_set_freq_scale topology_set_freq_scale #define arch_scale_freq_capacity topology_get_freq_scale +#define arch_scale_freq_invariant topology_scale_freq_invariant +#endif /* Replace task scheduler's default cpu-invariant accounting */ #define arch_scale_cpu_capacity topology_get_cpu_scale diff --git a/arch/arm/include/asm/vmlinux.lds.h b/arch/arm/include/asm/vmlinux.lds.h new file mode 100644 index 000000000000..4a91428c324d --- /dev/null +++ b/arch/arm/include/asm/vmlinux.lds.h @@ -0,0 +1,147 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#include <asm-generic/vmlinux.lds.h> + +#ifdef CONFIG_HOTPLUG_CPU +#define ARM_CPU_DISCARD(x) +#define ARM_CPU_KEEP(x) x +#else +#define ARM_CPU_DISCARD(x) x +#define ARM_CPU_KEEP(x) +#endif + +#if (defined(CONFIG_SMP_ON_UP) && !defined(CONFIG_DEBUG_SPINLOCK)) || \ + defined(CONFIG_GENERIC_BUG) || defined(CONFIG_JUMP_LABEL) +#define ARM_EXIT_KEEP(x) x +#define ARM_EXIT_DISCARD(x) +#else +#define ARM_EXIT_KEEP(x) +#define ARM_EXIT_DISCARD(x) x +#endif + +#ifdef CONFIG_MMU +#define ARM_MMU_KEEP(x) x +#define ARM_MMU_DISCARD(x) +#else +#define ARM_MMU_KEEP(x) +#define ARM_MMU_DISCARD(x) x +#endif + +#define PROC_INFO \ + . = ALIGN(4); \ + __proc_info_begin = .; \ + *(.proc.info.init) \ + __proc_info_end = .; + +#define IDMAP_TEXT \ + ALIGN_FUNCTION(); \ + __idmap_text_start = .; \ + *(.idmap.text) \ + __idmap_text_end = .; \ + +#define ARM_DISCARD \ + *(.ARM.exidx.exit.text) \ + *(.ARM.extab.exit.text) \ + *(.ARM.exidx.text.exit) \ + *(.ARM.extab.text.exit) \ + ARM_CPU_DISCARD(*(.ARM.exidx.cpuexit.text)) \ + ARM_CPU_DISCARD(*(.ARM.extab.cpuexit.text)) \ + ARM_EXIT_DISCARD(EXIT_TEXT) \ + ARM_EXIT_DISCARD(EXIT_DATA) \ + EXIT_CALL \ + ARM_MMU_DISCARD(*(.text.fixup)) \ + ARM_MMU_DISCARD(*(__ex_table)) \ + COMMON_DISCARDS + +/* + * Sections that should stay zero sized, which is safer to explicitly + * check instead of blindly discarding. + */ +#define ARM_ASSERTS \ + .plt : { \ + *(.iplt) *(.rel.iplt) *(.iplt) *(.igot.plt) \ + } \ + ASSERT(SIZEOF(.plt) == 0, \ + "Unexpected run-time procedure linkages detected!") + +#define ARM_DETAILS \ + ELF_DETAILS \ + .ARM.attributes 0 : { *(.ARM.attributes) } + +#define ARM_STUBS_TEXT \ + *(.gnu.warning) \ + *(.glue_7) \ + *(.glue_7t) \ + *(.vfp11_veneer) \ + *(.v4_bx) + +#define ARM_TEXT \ + IDMAP_TEXT \ + __entry_text_start = .; \ + *(.entry.text) \ + __entry_text_end = .; \ + IRQENTRY_TEXT \ + SOFTIRQENTRY_TEXT \ + TEXT_TEXT \ + SCHED_TEXT \ + CPUIDLE_TEXT \ + LOCK_TEXT \ + KPROBES_TEXT \ + ARM_STUBS_TEXT \ + . = ALIGN(4); \ + *(.got) /* Global offset table */ \ + ARM_CPU_KEEP(PROC_INFO) + +/* Stack unwinding tables */ +#define ARM_UNWIND_SECTIONS \ + . = ALIGN(8); \ + .ARM.unwind_idx : { \ + __start_unwind_idx = .; \ + *(.ARM.exidx*) \ + __stop_unwind_idx = .; \ + } \ + .ARM.unwind_tab : { \ + __start_unwind_tab = .; \ + *(.ARM.extab*) \ + __stop_unwind_tab = .; \ + } + +/* + * The vectors and stubs are relocatable code, and the + * only thing that matters is their relative offsets + */ +#define ARM_VECTORS \ + __vectors_start = .; \ + .vectors 0xffff0000 : AT(__vectors_start) { \ + *(.vectors) \ + } \ + . = __vectors_start + SIZEOF(.vectors); \ + __vectors_end = .; \ + \ + __stubs_start = .; \ + .stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) { \ + *(.stubs) \ + } \ + . = __stubs_start + SIZEOF(.stubs); \ + __stubs_end = .; \ + \ + PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors)); + +#define ARM_TCM \ + __itcm_start = ALIGN(4); \ + .text_itcm ITCM_OFFSET : AT(__itcm_start - LOAD_OFFSET) { \ + __sitcm_text = .; \ + *(.tcm.text) \ + *(.tcm.rodata) \ + . = ALIGN(4); \ + __eitcm_text = .; \ + } \ + . = __itcm_start + SIZEOF(.text_itcm); \ + \ + __dtcm_start = .; \ + .data_dtcm DTCM_OFFSET : AT(__dtcm_start - LOAD_OFFSET) { \ + __sdtcm_data = .; \ + *(.tcm.data) \ + . = ALIGN(4); \ + __edtcm_data = .; \ + } \ + . = __dtcm_start + SIZEOF(.data_dtcm); diff --git a/arch/arm/include/asm/xen/page.h b/arch/arm/include/asm/xen/page.h index 31bbc803cecb..dc7f6e91aafa 100644 --- a/arch/arm/include/asm/xen/page.h +++ b/arch/arm/include/asm/xen/page.h @@ -1 +1,6 @@ #include <xen/arm/page.h> + +static inline bool xen_kernel_unmapped_at_usr(void) +{ + return false; +} diff --git a/arch/arm/include/debug/8250.S b/arch/arm/include/debug/8250.S index e4a036f082c2..e3692a37cede 100644 --- a/arch/arm/include/debug/8250.S +++ b/arch/arm/include/debug/8250.S @@ -45,10 +45,11 @@ bne 1002b .endm - .macro waituart,rd,rx -#ifdef CONFIG_DEBUG_UART_8250_FLOW_CONTROL + .macro waituarttxrdy,rd,rx + .endm + + .macro waituartcts,rd,rx 1001: load \rd, [\rx, #UART_MSR << UART_SHIFT] tst \rd, #UART_MSR_CTS beq 1001b -#endif .endm diff --git a/arch/arm/include/debug/asm9260.S b/arch/arm/include/debug/asm9260.S index 0da1eb625331..5a0ce145c44a 100644 --- a/arch/arm/include/debug/asm9260.S +++ b/arch/arm/include/debug/asm9260.S @@ -11,7 +11,10 @@ ldr \rv, = CONFIG_DEBUG_UART_VIRT .endm - .macro waituart,rd,rx + .macro waituarttxrdy,rd,rx + .endm + + .macro waituartcts,rd,rx .endm .macro senduart,rd,rx diff --git a/arch/arm/include/debug/at91.S b/arch/arm/include/debug/at91.S index 6c91cbaaa20b..17722824e2f2 100644 --- a/arch/arm/include/debug/at91.S +++ b/arch/arm/include/debug/at91.S @@ -19,12 +19,15 @@ strb \rd, [\rx, #(AT91_DBGU_THR)] @ Write to Transmitter Holding Register .endm - .macro waituart,rd,rx + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #(AT91_DBGU_SR)] @ Read Status Register tst \rd, #AT91_DBGU_TXRDY @ DBGU_TXRDY = 1 when ready to transmit beq 1001b .endm + .macro waituartcts,rd,rx + .endm + .macro busyuart,rd,rx 1001: ldr \rd, [\rx, #(AT91_DBGU_SR)] @ Read Status Register tst \rd, #AT91_DBGU_TXEMPTY @ DBGU_TXEMPTY = 1 when transmission complete diff --git a/arch/arm/include/debug/bcm63xx.S b/arch/arm/include/debug/bcm63xx.S index 06a896227396..da65abb6738d 100644 --- a/arch/arm/include/debug/bcm63xx.S +++ b/arch/arm/include/debug/bcm63xx.S @@ -17,12 +17,15 @@ strb \rd, [\rx, #UART_FIFO_REG] .endm - .macro waituart, rd, rx + .macro waituarttxrdy, rd, rx 1001: ldr \rd, [\rx, #UART_IR_REG] tst \rd, #(1 << UART_IR_TXEMPTY) beq 1001b .endm + .macro waituartcts, rd, rx + .endm + .macro busyuart, rd, rx 1002: ldr \rd, [\rx, #UART_IR_REG] tst \rd, #(1 << UART_IR_TXTRESH) diff --git a/arch/arm/include/debug/brcmstb.S b/arch/arm/include/debug/brcmstb.S index 132a20c4a676..7ffe66993029 100644 --- a/arch/arm/include/debug/brcmstb.S +++ b/arch/arm/include/debug/brcmstb.S @@ -142,7 +142,10 @@ ARM_BE8( rev \rd, \rd ) bne 1002b .endm - .macro waituart,rd,rx + .macro waituarttxrdy,rd,rx + .endm + + .macro waituartcts,rd,rx .endm /* diff --git a/arch/arm/include/debug/clps711x.S b/arch/arm/include/debug/clps711x.S index 774a67ac3877..a983d12a6515 100644 --- a/arch/arm/include/debug/clps711x.S +++ b/arch/arm/include/debug/clps711x.S @@ -20,7 +20,10 @@ ldr \rp, =CLPS711X_UART_PADDR .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx .endm .macro senduart,rd,rx diff --git a/arch/arm/include/debug/dc21285.S b/arch/arm/include/debug/dc21285.S index d7e8c71706ab..4ec0e5e31704 100644 --- a/arch/arm/include/debug/dc21285.S +++ b/arch/arm/include/debug/dc21285.S @@ -34,5 +34,8 @@ bne 1001b .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx .endm diff --git a/arch/arm/include/debug/digicolor.S b/arch/arm/include/debug/digicolor.S index 256f5f4da275..443674cad76a 100644 --- a/arch/arm/include/debug/digicolor.S +++ b/arch/arm/include/debug/digicolor.S @@ -21,7 +21,10 @@ strb \rd, [\rx, #UA0_EMI_REC] .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx .endm .macro busyuart,rd,rx diff --git a/arch/arm/include/debug/efm32.S b/arch/arm/include/debug/efm32.S index 5ed5028306f4..b0083d6e31e8 100644 --- a/arch/arm/include/debug/efm32.S +++ b/arch/arm/include/debug/efm32.S @@ -29,7 +29,10 @@ strb \rd, [\rx, #UARTn_TXDATA] .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #UARTn_STATUS] tst \rd, #UARTn_STATUS_TXBL beq 1001b diff --git a/arch/arm/include/debug/icedcc.S b/arch/arm/include/debug/icedcc.S index 74a0dd036a17..d5e65da8a687 100644 --- a/arch/arm/include/debug/icedcc.S +++ b/arch/arm/include/debug/icedcc.S @@ -23,7 +23,10 @@ beq 1001b .endm - .macro waituart, rd, rx + .macro waituartcts, rd, rx + .endm + + .macro waituarttxrdy, rd, rx mov \rd, #0x2000000 1001: subs \rd, \rd, #1 @@ -47,7 +50,10 @@ beq 1001b .endm - .macro waituart, rd, rx + .macro waituartcts, rd, rx + .endm + + .macro waituarttxrdy, rd, rx mov \rd, #0x10000000 1001: subs \rd, \rd, #1 @@ -72,7 +78,10 @@ .endm - .macro waituart, rd, rx + .macro waituartcts, rd, rx + .endm + + .macro waituarttxrdy, rd, rx mov \rd, #0x2000000 1001: subs \rd, \rd, #1 diff --git a/arch/arm/include/debug/imx.S b/arch/arm/include/debug/imx.S index 1c1b9d1da4c8..bb7b9550580c 100644 --- a/arch/arm/include/debug/imx.S +++ b/arch/arm/include/debug/imx.S @@ -35,7 +35,10 @@ str \rd, [\rx, #0x40] @ TXDATA .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx .endm .macro busyuart,rd,rx diff --git a/arch/arm/include/debug/meson.S b/arch/arm/include/debug/meson.S index 1e501a0054ae..7b60e4401225 100644 --- a/arch/arm/include/debug/meson.S +++ b/arch/arm/include/debug/meson.S @@ -25,7 +25,10 @@ beq 1002b .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #MESON_AO_UART_STATUS] tst \rd, #MESON_AO_UART_TX_FIFO_FULL bne 1001b diff --git a/arch/arm/include/debug/msm.S b/arch/arm/include/debug/msm.S index 9405b71461da..530edc74f9a3 100644 --- a/arch/arm/include/debug/msm.S +++ b/arch/arm/include/debug/msm.S @@ -17,7 +17,10 @@ ARM_BE8(rev \rd, \rd ) str \rd, [\rx, #0x70] .endm - .macro waituart, rd, rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy, rd, rx @ check for TX_EMT in UARTDM_SR ldr \rd, [\rx, #0x08] ARM_BE8(rev \rd, \rd ) diff --git a/arch/arm/include/debug/omap2plus.S b/arch/arm/include/debug/omap2plus.S index b5696a33ba0f..0680be6c79d3 100644 --- a/arch/arm/include/debug/omap2plus.S +++ b/arch/arm/include/debug/omap2plus.S @@ -75,5 +75,8 @@ omap_uart_lsr: .word 0 bne 1001b .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx .endm diff --git a/arch/arm/include/debug/pl01x.S b/arch/arm/include/debug/pl01x.S index a2a553afe7b8..0c7bfa4c10db 100644 --- a/arch/arm/include/debug/pl01x.S +++ b/arch/arm/include/debug/pl01x.S @@ -26,7 +26,10 @@ strb \rd, [\rx, #UART01x_DR] .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #UART01x_FR] ARM_BE8( rev \rd, \rd ) tst \rd, #UART01x_FR_TXFF diff --git a/arch/arm/include/debug/renesas-scif.S b/arch/arm/include/debug/renesas-scif.S index 25f06663a9a4..8e433e981bbe 100644 --- a/arch/arm/include/debug/renesas-scif.S +++ b/arch/arm/include/debug/renesas-scif.S @@ -33,7 +33,10 @@ ldr \rv, =SCIF_VIRT .endm - .macro waituart, rd, rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy, rd, rx 1001: ldrh \rd, [\rx, #FSR] tst \rd, #TDFE beq 1001b diff --git a/arch/arm/include/debug/sa1100.S b/arch/arm/include/debug/sa1100.S index 6109e6058e5b..7968ea52df3d 100644 --- a/arch/arm/include/debug/sa1100.S +++ b/arch/arm/include/debug/sa1100.S @@ -51,7 +51,10 @@ str \rd, [\rx, #UTDR] .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #UTSR1] tst \rd, #UTSR1_TNF beq 1001b diff --git a/arch/arm/include/debug/samsung.S b/arch/arm/include/debug/samsung.S index 69201d7fb48f..ab474d564a90 100644 --- a/arch/arm/include/debug/samsung.S +++ b/arch/arm/include/debug/samsung.S @@ -69,7 +69,10 @@ ARM_BE8(rev \rd, \rd) 1002: @ exit busyuart .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx ldr \rd, [\rx, # S3C2410_UFCON] ARM_BE8(rev \rd, \rd) tst \rd, #S3C2410_UFCON_FIFOMODE @ fifo enabled? diff --git a/arch/arm/include/debug/sirf.S b/arch/arm/include/debug/sirf.S index e73e4de0a015..3612c7b9cbe7 100644 --- a/arch/arm/include/debug/sirf.S +++ b/arch/arm/include/debug/sirf.S @@ -29,7 +29,10 @@ .macro busyuart,rd,rx .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #SIRF_LLUART_TXFIFO_STATUS] tst \rd, #SIRF_LLUART_TXFIFO_EMPTY beq 1001b diff --git a/arch/arm/include/debug/sti.S b/arch/arm/include/debug/sti.S index 6b42c91f217d..72d052511890 100644 --- a/arch/arm/include/debug/sti.S +++ b/arch/arm/include/debug/sti.S @@ -45,7 +45,10 @@ strb \rd, [\rx, #ASC_TX_BUF_OFF] .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #ASC_STA_OFF] tst \rd, #ASC_STA_TX_FULL bne 1001b diff --git a/arch/arm/include/debug/stm32.S b/arch/arm/include/debug/stm32.S index f3c4a37210ed..b6d9df30e37d 100644 --- a/arch/arm/include/debug/stm32.S +++ b/arch/arm/include/debug/stm32.S @@ -27,7 +27,10 @@ strb \rd, [\rx, #STM32_USART_TDR_OFF] .endm -.macro waituart,rd,rx +.macro waituartcts,rd,rx +.endm + +.macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #(STM32_USART_SR_OFF)] @ Read Status Register tst \rd, #STM32_USART_TXE @ TXE = 1 = tx empty beq 1001b diff --git a/arch/arm/include/debug/tegra.S b/arch/arm/include/debug/tegra.S index 2148d0f88591..98daa7f48314 100644 --- a/arch/arm/include/debug/tegra.S +++ b/arch/arm/include/debug/tegra.S @@ -178,15 +178,16 @@ 1002: .endm - .macro waituart, rd, rx -#ifdef FLOW_CONTROL + .macro waituartcts, rd, rx cmp \rx, #0 beq 1002f 1001: ldrb \rd, [\rx, #UART_MSR << UART_SHIFT] tst \rd, #UART_MSR_CTS beq 1001b 1002: -#endif + .endm + + .macro waituarttxrdy,rd,rx .endm /* diff --git a/arch/arm/include/debug/vf.S b/arch/arm/include/debug/vf.S index 854d9bd82770..035bcbf117ab 100644 --- a/arch/arm/include/debug/vf.S +++ b/arch/arm/include/debug/vf.S @@ -29,5 +29,8 @@ beq 1001b @ wait until transmit done .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx .endm diff --git a/arch/arm/include/debug/vt8500.S b/arch/arm/include/debug/vt8500.S index 8dc1df2d91b8..d01094fdbc8c 100644 --- a/arch/arm/include/debug/vt8500.S +++ b/arch/arm/include/debug/vt8500.S @@ -28,7 +28,10 @@ bne 1001b .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx .endm #endif diff --git a/arch/arm/include/debug/zynq.S b/arch/arm/include/debug/zynq.S index 58d77c972fd6..5d42cc35ecf3 100644 --- a/arch/arm/include/debug/zynq.S +++ b/arch/arm/include/debug/zynq.S @@ -33,7 +33,10 @@ strb \rd, [\rx, #UART_FIFO_OFFSET] @ TXDATA .endm - .macro waituart,rd,rx + .macro waituartcts,rd,rx + .endm + + .macro waituarttxrdy,rd,rx 1001: ldr \rd, [\rx, #UART_SR_OFFSET] ARM_BE8( rev \rd, \rd ) tst \rd, #UART_SR_TXEMPTY |