diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 0ca63e7ce0a7..a4c62c72aa89 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1050,14 +1050,28 @@ choice prompt "CPU type" default CPU_R4X00 -config CPU_MIPS32 - bool "MIPS32" +config CPU_MIPS32_R1 + bool "MIPS32 Release 1" select CPU_SUPPORTS_32BIT_KERNEL + select CPU_HAS_PREFETCH + help + Choose this option to build a kernel for release 1 or later of the + MIPS32 architecture. Most modern embedded systems with a 32-bit + MIPS processor are based on a MIPS32 processor. If you know the + specific type of processor in your system, choose those that one + otherwise CPU_MIPS32_R1 is a safe bet for any MIPS32 system. -config CPU_MIPS64 - bool "MIPS64" +config CPU_MIPS64_R1 + bool "MIPS64 Release 1" select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL + select CPU_HAS_PREFETCH + help + Choose this option to build a kernel for release 1 or later of the + MIPS64 architecture. Many modern embedded systems with a 64-bit + MIPS processor are based on a MIPS64 processor. If you know the + specific type of processor in your system, choose those that one + otherwise CPU_MIPS64_R1 is a safe bet for any MIPS64 system. config CPU_R3000 bool "R3000" @@ -1253,7 +1267,7 @@ config SB1_PASS_2_1_WORKAROUNDS config 64BIT_PHYS_ADDR bool "Support for 64-bit physical address space" - depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32 || CPU_MIPS64) && 32BIT + depends on (CPU_R4X00 || CPU_R5000 || CPU_RM7000 || CPU_RM9000 || CPU_R10000 || CPU_SB1 || CPU_MIPS32_R1 || CPU_MIPS64_R1) && 32BIT config CPU_ADVANCED bool "Override CPU Options" @@ -1276,7 +1290,7 @@ config CPU_HAS_LLSC config CPU_HAS_LLDSCD bool "lld/scd Instructions available" if CPU_ADVANCED - default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32 + default y if !CPU_ADVANCED && !CPU_R3000 && !CPU_VR41XX && !CPU_TX39XX && !CPU_MIPS32_R1 help Say Y here if your CPU has the lld and scd instructions, the 64-bit equivalents of ll and sc. Say Y here for better performance, N if diff --git a/arch/mips/Makefile b/arch/mips/Makefile index bbf902796390..56e1d42a5796 100644 --- a/arch/mips/Makefile +++ b/arch/mips/Makefile @@ -182,11 +182,11 @@ cflags-$(CONFIG_CPU_TX49XX) += \ $(call set_gccflags,r4600,mips3,r4600,mips3,mips2) \ -Wa,--trap -cflags-$(CONFIG_CPU_MIPS32) += \ +cflags-$(CONFIG_CPU_MIPS32_R1) += \ $(call set_gccflags,mips32,mips32,r4600,mips3,mips2) \ -Wa,--trap -cflags-$(CONFIG_CPU_MIPS64) += \ +cflags-$(CONFIG_CPU_MIPS64_R1) += \ $(call set_gccflags,mips64,mips64,r4600,mips3,mips2) \ -Wa,--trap diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile index d54964d52c83..0867417032f2 100644 --- a/arch/mips/kernel/Makefile +++ b/arch/mips/kernel/Makefile @@ -28,8 +28,8 @@ obj-$(CONFIG_CPU_RM9000) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_NEVADA) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_R10000) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_SB1) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_MIPS32) += r4k_fpu.o r4k_switch.o -obj-$(CONFIG_CPU_MIPS64) += r4k_fpu.o r4k_switch.o +obj-$(CONFIG_CPU_MIPS32_R1) += r4k_fpu.o r4k_switch.o +obj-$(CONFIG_CPU_MIPS64_R1) += r4k_fpu.o r4k_switch.o obj-$(CONFIG_CPU_R6000) += r6000_fpu.o r4k_switch.o obj-$(CONFIG_SMP) += smp.o diff --git a/arch/mips/kernel/r4k_switch.S b/arch/mips/kernel/r4k_switch.S index d2afbd19a9c8..27361f44defe 100644 --- a/arch/mips/kernel/r4k_switch.S +++ b/arch/mips/kernel/r4k_switch.S @@ -165,7 +165,7 @@ LEAF(_init_fpu) 1: #endif -#ifdef CONFIG_CPU_MIPS32 +#ifdef CONFIG_CPU_MIPS32_R1 mtc1 t1, $f0 mtc1 t1, $f1 mtc1 t1, $f2 diff --git a/arch/mips/kernel/traps.c b/arch/mips/kernel/traps.c index 46636a2fe982..b2fa607eeeb8 100644 --- a/arch/mips/kernel/traps.c +++ b/arch/mips/kernel/traps.c @@ -864,7 +864,7 @@ asmlinkage void cache_parity_error(void) reg_val & (1<<22) ? "E0 " : ""); printk("IDX: 0x%08x\n", reg_val & ((1<<22)-1)); -#if defined(CONFIG_CPU_MIPS32) || defined (CONFIG_CPU_MIPS64) +#if defined(CONFIG_CPU_MIPS32_R1) || defined(CONFIG_CPU_MIPS64_R1) if (reg_val & (1<<22)) printk("DErrAddr0: 0x%0*lx\n", field, read_c0_derraddr0()); diff --git a/arch/mips/lib-32/Makefile b/arch/mips/lib-32/Makefile index ad285786e74b..8119996736ae 100644 --- a/arch/mips/lib-32/Makefile +++ b/arch/mips/lib-32/Makefile @@ -4,8 +4,8 @@ lib-y += csum_partial.o memset.o watch.o -obj-$(CONFIG_CPU_MIPS32) += dump_tlb.o -obj-$(CONFIG_CPU_MIPS64) += dump_tlb.o +obj-$(CONFIG_CPU_MIPS32_R1) += dump_tlb.o +obj-$(CONFIG_CPU_MIPS64_R1) += dump_tlb.o obj-$(CONFIG_CPU_NEVADA) += dump_tlb.o obj-$(CONFIG_CPU_R10000) += dump_tlb.o obj-$(CONFIG_CPU_R3000) += r3k_dump_tlb.o diff --git a/arch/mips/lib-64/Makefile b/arch/mips/lib-64/Makefile index ad285786e74b..8119996736ae 100644 --- a/arch/mips/lib-64/Makefile +++ b/arch/mips/lib-64/Makefile @@ -4,8 +4,8 @@ lib-y += csum_partial.o memset.o watch.o -obj-$(CONFIG_CPU_MIPS32) += dump_tlb.o -obj-$(CONFIG_CPU_MIPS64) += dump_tlb.o +obj-$(CONFIG_CPU_MIPS32_R1) += dump_tlb.o +obj-$(CONFIG_CPU_MIPS64_R1) += dump_tlb.o obj-$(CONFIG_CPU_NEVADA) += dump_tlb.o obj-$(CONFIG_CPU_R10000) += dump_tlb.o obj-$(CONFIG_CPU_R3000) += r3k_dump_tlb.o diff --git a/arch/mips/mm/Makefile b/arch/mips/mm/Makefile index b56a0abdc3d4..74fea868af33 100644 --- a/arch/mips/mm/Makefile +++ b/arch/mips/mm/Makefile @@ -9,8 +9,8 @@ obj-$(CONFIG_32BIT) += ioremap.o pgtable-32.o obj-$(CONFIG_64BIT) += pgtable-64.o obj-$(CONFIG_HIGHMEM) += highmem.o -obj-$(CONFIG_CPU_MIPS32) += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o -obj-$(CONFIG_CPU_MIPS64) += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o +obj-$(CONFIG_CPU_MIPS32_R1) += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o +obj-$(CONFIG_CPU_MIPS64_R1) += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o obj-$(CONFIG_CPU_NEVADA) += c-r4k.o cex-gen.o pg-r4k.o tlb-r4k.o obj-$(CONFIG_CPU_R10000) += c-r4k.o cex-gen.o pg-r4k.o tlb-andes.o obj-$(CONFIG_CPU_R3000) += c-r3k.o tlb-r3k.o pg-r4k.o diff --git a/arch/mips/mm/cache.c b/arch/mips/mm/cache.c index eaecb8631973..172293b58390 100644 --- a/arch/mips/mm/cache.c +++ b/arch/mips/mm/cache.c @@ -118,8 +118,8 @@ void __init cpu_cache_init(void) #if defined(CONFIG_CPU_R4X00) || defined(CONFIG_CPU_VR41XX) || \ defined(CONFIG_CPU_R4300) || defined(CONFIG_CPU_R5000) || \ defined(CONFIG_CPU_NEVADA) || defined(CONFIG_CPU_R5432) || \ - defined(CONFIG_CPU_R5500) || defined(CONFIG_CPU_MIPS32) || \ - defined(CONFIG_CPU_MIPS64) || defined(CONFIG_CPU_TX49XX) || \ + defined(CONFIG_CPU_R5500) || defined(CONFIG_CPU_MIPS32_R1) || \ + defined(CONFIG_CPU_MIPS64_R1) || defined(CONFIG_CPU_TX49XX) || \ defined(CONFIG_CPU_RM7000) || defined(CONFIG_CPU_RM9000) ld_mmu_r4xx0(); #endif diff --git a/arch/mips/mm/tlb-r4k.c b/arch/mips/mm/tlb-r4k.c index 316c8a3d6b53..8297970f0bb1 100644 --- a/arch/mips/mm/tlb-r4k.c +++ b/arch/mips/mm/tlb-r4k.c @@ -263,7 +263,7 @@ void __update_tlb(struct vm_area_struct * vma, unsigned long address, pte_t pte) idx = read_c0_index(); ptep = pte_offset_map(pmdp, address); -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) write_c0_entrylo0(ptep->pte_high); ptep++; write_c0_entrylo1(ptep->pte_high); diff --git a/arch/mips/mm/tlb-sb1.c b/arch/mips/mm/tlb-sb1.c index bba7130e7547..f55fbbe473a5 100644 --- a/arch/mips/mm/tlb-sb1.c +++ b/arch/mips/mm/tlb-sb1.c @@ -320,7 +320,7 @@ void __update_tlb(struct vm_area_struct *vma, unsigned long address, pte_t pte) idx = read_c0_index(); ptep = pte_offset_map(pmdp, address); -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) write_c0_entrylo0(ptep->pte_high); ptep++; write_c0_entrylo1(ptep->pte_high); diff --git a/arch/mips/oprofile/Makefile b/arch/mips/oprofile/Makefile index 354261d37d62..17b411b22063 100644 --- a/arch/mips/oprofile/Makefile +++ b/arch/mips/oprofile/Makefile @@ -10,6 +10,6 @@ DRIVER_OBJS = $(addprefix ../../../drivers/oprofile/, \ oprofile-y := $(DRIVER_OBJS) common.o -oprofile-$(CONFIG_CPU_MIPS32) += op_model_mipsxx.o -oprofile-$(CONFIG_CPU_MIPS64) += op_model_mipsxx.o +oprofile-$(CONFIG_CPU_MIPS32_R1) += op_model_mipsxx.o +oprofile-$(CONFIG_CPU_MIPS64_R1) += op_model_mipsxx.o oprofile-$(CONFIG_CPU_RM9000) += op_model_rm9000.o diff --git a/include/asm-mips/addrspace.h b/include/asm-mips/addrspace.h index c806eef41e7f..a54cdd417956 100644 --- a/include/asm-mips/addrspace.h +++ b/include/asm-mips/addrspace.h @@ -131,7 +131,7 @@ || defined (CONFIG_CPU_R5000) \ || defined (CONFIG_CPU_NEVADA) \ || defined (CONFIG_CPU_TX49XX) \ - || defined (CONFIG_CPU_MIPS64) + || defined (CONFIG_CPU_MIPS64_R1) #define KUSIZE _LLCONST_(0x0000010000000000) /* 2^^40 */ #define KUSIZE_64 _LLCONST_(0x0000010000000000) /* 2^^40 */ #define K0SIZE _LLCONST_(0x0000001000000000) /* 2^^36 */ diff --git a/include/asm-mips/mach-mips/cpu-feature-overrides.h b/include/asm-mips/mach-mips/cpu-feature-overrides.h index 6f51be571bf0..7a1189fdf1aa 100644 --- a/include/asm-mips/mach-mips/cpu-feature-overrides.h +++ b/include/asm-mips/mach-mips/cpu-feature-overrides.h @@ -14,7 +14,7 @@ /* * CPU feature overrides for MIPS boards */ -#ifdef CONFIG_CPU_MIPS32 +#ifdef CONFIG_CPU_MIPS32_R1 #define cpu_has_tlb 1 #define cpu_has_4kex 1 #define cpu_has_4ktlb 1 @@ -39,7 +39,7 @@ /* #define cpu_has_subset_pcaches ? */ #endif -#ifdef CONFIG_CPU_MIPS64 +#ifdef CONFIG_CPU_MIPS64_R1 #define cpu_has_tlb 1 #define cpu_has_4kex 1 #define cpu_has_4ktlb 1 diff --git a/include/asm-mips/page.h b/include/asm-mips/page.h index ee25a779bf49..0076a537cf0c 100644 --- a/include/asm-mips/page.h +++ b/include/asm-mips/page.h @@ -76,7 +76,7 @@ static inline void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, * These are used to make use of C type-checking.. */ #ifdef CONFIG_64BIT_PHYS_ADDR - #ifdef CONFIG_CPU_MIPS32 + #ifdef CONFIG_CPU_MIPS32_R1 typedef struct { unsigned long pte_low, pte_high; } pte_t; #define pte_val(x) ((x).pte_low | ((unsigned long long)(x).pte_high << 32)) #else diff --git a/include/asm-mips/pgtable-32.h b/include/asm-mips/pgtable-32.h index 9b4d39d9f2f0..217afc375a84 100644 --- a/include/asm-mips/pgtable-32.h +++ b/include/asm-mips/pgtable-32.h @@ -116,7 +116,7 @@ static inline void pmd_clear(pmd_t *pmdp) pmd_val(*pmdp) = ((unsigned long) invalid_pte_table); } -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) #define pte_page(x) pfn_to_page(pte_pfn(x)) #define pte_pfn(x) ((unsigned long)((x).pte_high >> 6)) static inline pte_t @@ -139,7 +139,7 @@ pfn_pte(unsigned long pfn, pgprot_t prot) #define pte_pfn(x) ((unsigned long)((x).pte >> PAGE_SHIFT)) #define pfn_pte(pfn, prot) __pte(((pfn) << PAGE_SHIFT) | pgprot_val(prot)) #endif -#endif /* defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) */ +#endif /* defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) */ #define __pgd_offset(address) pgd_index(address) #define __pud_offset(address) (((address) >> PUD_SHIFT) & (PTRS_PER_PUD-1)) @@ -202,7 +202,7 @@ pfn_pte(unsigned long pfn, pgprot_t prot) */ #define PTE_FILE_MAX_BITS 27 -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) /* fixme */ #define pte_to_pgoff(_pte) (((_pte).pte_high >> 6) + ((_pte).pte_high & 0x3f)) #define pgoff_to_pte(off) \ diff --git a/include/asm-mips/pgtable-bits.h b/include/asm-mips/pgtable-bits.h index 3aad751ccd5f..01e76e932e3f 100644 --- a/include/asm-mips/pgtable-bits.h +++ b/include/asm-mips/pgtable-bits.h @@ -33,7 +33,7 @@ * unpredictable things. The code (when it is written) to deal with * this problem will be in the update_mmu_cache() code for the r4k. */ -#if defined(CONFIG_CPU_MIPS32) && defined(CONFIG_64BIT_PHYS_ADDR) +#if defined(CONFIG_CPU_MIPS32_R1) && defined(CONFIG_64BIT_PHYS_ADDR) #define _PAGE_PRESENT (1<<6) /* implemented in software */ #define _PAGE_READ (1<<7) /* implemented in software */ @@ -123,7 +123,7 @@ #endif #endif -#endif /* defined(CONFIG_CPU_MIPS32) && defined(CONFIG_64BIT_PHYS_ADDR) */ +#endif /* defined(CONFIG_CPU_MIPS32_R1) && defined(CONFIG_64BIT_PHYS_ADDR) */ #define __READABLE (_PAGE_READ | _PAGE_SILENT_READ | _PAGE_ACCESSED) #define __WRITEABLE (_PAGE_WRITE | _PAGE_SILENT_WRITE | _PAGE_MODIFIED) @@ -140,7 +140,7 @@ #define PAGE_CACHABLE_DEFAULT _CACHE_CACHABLE_COW #endif -#if defined(CONFIG_CPU_MIPS32) && defined(CONFIG_64BIT_PHYS_ADDR) +#if defined(CONFIG_CPU_MIPS32_R1) && defined(CONFIG_64BIT_PHYS_ADDR) #define CONF_CM_DEFAULT (PAGE_CACHABLE_DEFAULT >> 3) #else #define CONF_CM_DEFAULT (PAGE_CACHABLE_DEFAULT >> 9) diff --git a/include/asm-mips/pgtable.h b/include/asm-mips/pgtable.h index 754ec6c5a8f7..9f75baf11e25 100644 --- a/include/asm-mips/pgtable.h +++ b/include/asm-mips/pgtable.h @@ -82,7 +82,7 @@ extern void paging_init(void); #define pte_none(pte) (!(pte_val(pte) & ~_PAGE_GLOBAL)) #define pte_present(pte) (pte_val(pte) & _PAGE_PRESENT) -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) static inline void set_pte(pte_t *ptep, pte_t pte) { ptep->pte_high = pte.pte_high; @@ -170,7 +170,7 @@ extern pgd_t swapper_pg_dir[PTRS_PER_PGD]; * Undefined behaviour if not.. */ static inline int pte_user(pte_t pte) { BUG(); return 0; } -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) static inline int pte_read(pte_t pte) { return (pte).pte_low & _PAGE_READ; } static inline int pte_write(pte_t pte) { return (pte).pte_low & _PAGE_WRITE; } static inline int pte_dirty(pte_t pte) { return (pte).pte_low & _PAGE_MODIFIED; } @@ -329,7 +329,7 @@ static inline pgprot_t pgprot_noncached(pgprot_t _prot) */ #define mk_pte(page, pgprot) pfn_pte(page_to_pfn(page), (pgprot)) -#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32) +#if defined(CONFIG_64BIT_PHYS_ADDR) && defined(CONFIG_CPU_MIPS32_R1) static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) { pte.pte_low &= _PAGE_CHG_MASK;