diff options
Diffstat (limited to 'target-sparc/helper.c')
| -rw-r--r-- | target-sparc/helper.c | 32 |
1 files changed, 11 insertions, 21 deletions
diff --git a/target-sparc/helper.c b/target-sparc/helper.c index 5fc1da1a83..f4111b3f6b 100644 --- a/target-sparc/helper.c +++ b/target-sparc/helper.c @@ -129,8 +129,7 @@ int get_physical_address (CPUState *env, uint32_t *physical, int *prot, /* SPARC reference MMU table walk: Context table->L1->L2->PTE */ /* Context base + context number */ pde_ptr = (env->mmuregs[1] << 4) + (env->mmuregs[2] << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); /* Ctx pde */ switch (pde & PTE_ENTRYTYPE_MASK) { @@ -142,8 +141,7 @@ int get_physical_address (CPUState *env, uint32_t *physical, int *prot, return 4; case 1: /* L0 PDE */ pde_ptr = ((address >> 22) & ~3) + ((pde & ~3) << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); switch (pde & PTE_ENTRYTYPE_MASK) { default: @@ -153,8 +151,7 @@ int get_physical_address (CPUState *env, uint32_t *physical, int *prot, return 4; case 1: /* L1 PDE */ pde_ptr = ((address & 0xfc0000) >> 16) + ((pde & ~3) << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); switch (pde & PTE_ENTRYTYPE_MASK) { default: @@ -164,8 +161,7 @@ int get_physical_address (CPUState *env, uint32_t *physical, int *prot, return 4; case 1: /* L2 PDE */ pde_ptr = ((address & 0x3f000) >> 10) + ((pde & ~3) << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); switch (pde & PTE_ENTRYTYPE_MASK) { default: @@ -193,12 +189,10 @@ int get_physical_address (CPUState *env, uint32_t *physical, int *prot, /* update page modified and dirty bits */ is_dirty = (rw & 1) && !(pde & PG_MODIFIED_MASK); if (!(pde & PG_ACCESSED_MASK) || is_dirty) { - uint32_t tmppde; pde |= PG_ACCESSED_MASK; if (is_dirty) pde |= PG_MODIFIED_MASK; - tmppde = bswap32(pde); - cpu_physical_memory_write(pde_ptr, (uint8_t *)&tmppde, 4); + stl_phys_notdirty(pde_ptr, pde); } /* check access */ *access_index = ((rw & 1) << 2) | (rw & 2) | (is_user? 0 : 1); @@ -356,8 +350,8 @@ uint32_t mmu_probe(uint32_t address, int mmulev) /* Context base + context number */ pde_ptr = (env->mmuregs[1] << 4) + (env->mmuregs[2] << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); + switch (pde & PTE_ENTRYTYPE_MASK) { default: case 0: /* Invalid */ @@ -368,8 +362,7 @@ uint32_t mmu_probe(uint32_t address, int mmulev) if (mmulev == 3) return pde; pde_ptr = ((address >> 22) & ~3) + ((pde & ~3) << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); switch (pde & PTE_ENTRYTYPE_MASK) { default: @@ -382,8 +375,7 @@ uint32_t mmu_probe(uint32_t address, int mmulev) if (mmulev == 2) return pde; pde_ptr = ((address & 0xfc0000) >> 16) + ((pde & ~3) << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); switch (pde & PTE_ENTRYTYPE_MASK) { default: @@ -396,8 +388,7 @@ uint32_t mmu_probe(uint32_t address, int mmulev) if (mmulev == 1) return pde; pde_ptr = ((address & 0x3f000) >> 10) + ((pde & ~3) << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); switch (pde & PTE_ENTRYTYPE_MASK) { default: @@ -424,8 +415,7 @@ void dump_mmu(void) printf("MMU dump:\n"); pde_ptr = (env->mmuregs[1] << 4) + (env->mmuregs[2] << 4); - cpu_physical_memory_read(pde_ptr, (uint8_t *)&pde, 4); - bswap32s(&pde); + pde = ldl_phys(pde_ptr); printf("Root ptr: 0x%08x, ctx: %d\n", env->mmuregs[1] << 4, env->mmuregs[2]); for (n = 0, va = 0; n < 256; n++, va += 16 * 1024 * 1024) { pde_ptr = mmu_probe(va, 2); |