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-rw-r--r--arch/mips/Kconfig26
-rw-r--r--arch/mips/Makefile4
-rw-r--r--arch/mips/kernel/Makefile4
-rw-r--r--arch/mips/kernel/r4k_switch.S2
-rw-r--r--arch/mips/kernel/traps.c2
-rw-r--r--arch/mips/lib-32/Makefile4
-rw-r--r--arch/mips/lib-64/Makefile4
-rw-r--r--arch/mips/mm/Makefile4
-rw-r--r--arch/mips/mm/cache.c4
-rw-r--r--arch/mips/mm/tlb-r4k.c2
-rw-r--r--arch/mips/mm/tlb-sb1.c2
-rw-r--r--arch/mips/oprofile/Makefile4
-rw-r--r--include/asm-mips/addrspace.h2
-rw-r--r--include/asm-mips/mach-mips/cpu-feature-overrides.h4
-rw-r--r--include/asm-mips/page.h2
-rw-r--r--include/asm-mips/pgtable-32.h6
-rw-r--r--include/asm-mips/pgtable-bits.h6
-rw-r--r--include/asm-mips/pgtable.h6
18 files changed, 51 insertions, 37 deletions
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;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 16:46:45 +0000