diff options
Diffstat (limited to 'target-i386/helper.c')
| -rw-r--r-- | target-i386/helper.c | 135 |
1 files changed, 114 insertions, 21 deletions
diff --git a/target-i386/helper.c b/target-i386/helper.c index 4f1ddf701e..5480a96a0f 100644 --- a/target-i386/helper.c +++ b/target-i386/helper.c @@ -565,7 +565,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, pml4e_addr = ((env->cr[3] & ~0xfff) + (((addr >> 39) & 0x1ff) << 3)) & env->a20_mask; - pml4e = ldq_phys(cs->as, pml4e_addr); + pml4e = x86_ldq_phys(cs, pml4e_addr); if (!(pml4e & PG_PRESENT_MASK)) { goto do_fault; } @@ -574,12 +574,12 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, } if (!(pml4e & PG_ACCESSED_MASK)) { pml4e |= PG_ACCESSED_MASK; - stl_phys_notdirty(cs->as, pml4e_addr, pml4e); + x86_stl_phys_notdirty(cs, pml4e_addr, pml4e); } ptep = pml4e ^ PG_NX_MASK; pdpe_addr = ((pml4e & PG_ADDRESS_MASK) + (((addr >> 30) & 0x1ff) << 3)) & env->a20_mask; - pdpe = ldq_phys(cs->as, pdpe_addr); + pdpe = x86_ldq_phys(cs, pdpe_addr); if (!(pdpe & PG_PRESENT_MASK)) { goto do_fault; } @@ -589,7 +589,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, ptep &= pdpe ^ PG_NX_MASK; if (!(pdpe & PG_ACCESSED_MASK)) { pdpe |= PG_ACCESSED_MASK; - stl_phys_notdirty(cs->as, pdpe_addr, pdpe); + x86_stl_phys_notdirty(cs, pdpe_addr, pdpe); } if (pdpe & PG_PSE_MASK) { /* 1 GB page */ @@ -604,7 +604,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, /* XXX: load them when cr3 is loaded ? */ pdpe_addr = ((env->cr[3] & ~0x1f) + ((addr >> 27) & 0x18)) & env->a20_mask; - pdpe = ldq_phys(cs->as, pdpe_addr); + pdpe = x86_ldq_phys(cs, pdpe_addr); if (!(pdpe & PG_PRESENT_MASK)) { goto do_fault; } @@ -617,7 +617,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, pde_addr = ((pdpe & PG_ADDRESS_MASK) + (((addr >> 21) & 0x1ff) << 3)) & env->a20_mask; - pde = ldq_phys(cs->as, pde_addr); + pde = x86_ldq_phys(cs, pde_addr); if (!(pde & PG_PRESENT_MASK)) { goto do_fault; } @@ -635,11 +635,11 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, /* 4 KB page */ if (!(pde & PG_ACCESSED_MASK)) { pde |= PG_ACCESSED_MASK; - stl_phys_notdirty(cs->as, pde_addr, pde); + x86_stl_phys_notdirty(cs, pde_addr, pde); } pte_addr = ((pde & PG_ADDRESS_MASK) + (((addr >> 12) & 0x1ff) << 3)) & env->a20_mask; - pte = ldq_phys(cs->as, pte_addr); + pte = x86_ldq_phys(cs, pte_addr); if (!(pte & PG_PRESENT_MASK)) { goto do_fault; } @@ -655,7 +655,7 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, /* page directory entry */ pde_addr = ((env->cr[3] & ~0xfff) + ((addr >> 20) & 0xffc)) & env->a20_mask; - pde = ldl_phys(cs->as, pde_addr); + pde = x86_ldl_phys(cs, pde_addr); if (!(pde & PG_PRESENT_MASK)) { goto do_fault; } @@ -676,13 +676,13 @@ int x86_cpu_handle_mmu_fault(CPUState *cs, vaddr addr, if (!(pde & PG_ACCESSED_MASK)) { pde |= PG_ACCESSED_MASK; - stl_phys_notdirty(cs->as, pde_addr, pde); + x86_stl_phys_notdirty(cs, pde_addr, pde); } /* page directory entry */ pte_addr = ((pde & ~0xfff) + ((addr >> 10) & 0xffc)) & env->a20_mask; - pte = ldl_phys(cs->as, pte_addr); + pte = x86_ldl_phys(cs, pte_addr); if (!(pte & PG_PRESENT_MASK)) { goto do_fault; } @@ -737,7 +737,7 @@ do_check_protect_pse36: if (is_dirty) { pte |= PG_DIRTY_MASK; } - stl_phys_notdirty(cs->as, pte_addr, pte); + x86_stl_phys_notdirty(cs, pte_addr, pte); } /* the page can be put in the TLB */ @@ -771,7 +771,8 @@ do_check_protect_pse36: page_offset = vaddr & (page_size - 1); paddr = pte + page_offset; - tlb_set_page(cs, vaddr, paddr, prot, mmu_idx, page_size); + tlb_set_page_with_attrs(cs, vaddr, paddr, cpu_get_mem_attrs(env), + prot, mmu_idx, page_size); return 0; do_fault_rsvd: error_code |= PG_ERROR_RSVD_MASK; @@ -788,7 +789,7 @@ do_check_protect_pse36: error_code |= PG_ERROR_I_D_MASK; if (env->intercept_exceptions & (1 << EXCP0E_PAGE)) { /* cr2 is not modified in case of exceptions */ - stq_phys(cs->as, + x86_stq_phys(cs, env->vm_vmcb + offsetof(struct vmcb, control.exit_info_2), addr); } else { @@ -827,13 +828,13 @@ hwaddr x86_cpu_get_phys_page_debug(CPUState *cs, vaddr addr) } pml4e_addr = ((env->cr[3] & ~0xfff) + (((addr >> 39) & 0x1ff) << 3)) & env->a20_mask; - pml4e = ldq_phys(cs->as, pml4e_addr); + pml4e = x86_ldq_phys(cs, pml4e_addr); if (!(pml4e & PG_PRESENT_MASK)) { return -1; } pdpe_addr = ((pml4e & PG_ADDRESS_MASK) + (((addr >> 30) & 0x1ff) << 3)) & env->a20_mask; - pdpe = ldq_phys(cs->as, pdpe_addr); + pdpe = x86_ldq_phys(cs, pdpe_addr); if (!(pdpe & PG_PRESENT_MASK)) { return -1; } @@ -848,14 +849,14 @@ hwaddr x86_cpu_get_phys_page_debug(CPUState *cs, vaddr addr) { pdpe_addr = ((env->cr[3] & ~0x1f) + ((addr >> 27) & 0x18)) & env->a20_mask; - pdpe = ldq_phys(cs->as, pdpe_addr); + pdpe = x86_ldq_phys(cs, pdpe_addr); if (!(pdpe & PG_PRESENT_MASK)) return -1; } pde_addr = ((pdpe & PG_ADDRESS_MASK) + (((addr >> 21) & 0x1ff) << 3)) & env->a20_mask; - pde = ldq_phys(cs->as, pde_addr); + pde = x86_ldq_phys(cs, pde_addr); if (!(pde & PG_PRESENT_MASK)) { return -1; } @@ -868,7 +869,7 @@ hwaddr x86_cpu_get_phys_page_debug(CPUState *cs, vaddr addr) pte_addr = ((pde & PG_ADDRESS_MASK) + (((addr >> 12) & 0x1ff) << 3)) & env->a20_mask; page_size = 4096; - pte = ldq_phys(cs->as, pte_addr); + pte = x86_ldq_phys(cs, pte_addr); } if (!(pte & PG_PRESENT_MASK)) { return -1; @@ -878,7 +879,7 @@ hwaddr x86_cpu_get_phys_page_debug(CPUState *cs, vaddr addr) /* page directory entry */ pde_addr = ((env->cr[3] & ~0xfff) + ((addr >> 20) & 0xffc)) & env->a20_mask; - pde = ldl_phys(cs->as, pde_addr); + pde = x86_ldl_phys(cs, pde_addr); if (!(pde & PG_PRESENT_MASK)) return -1; if ((pde & PG_PSE_MASK) && (env->cr[4] & CR4_PSE_MASK)) { @@ -887,7 +888,7 @@ hwaddr x86_cpu_get_phys_page_debug(CPUState *cs, vaddr addr) } else { /* page directory entry */ pte_addr = ((pde & ~0xfff) + ((addr >> 10) & 0xffc)) & env->a20_mask; - pte = ldl_phys(cs->as, pte_addr); + pte = x86_ldl_phys(cs, pte_addr); if (!(pte & PG_PRESENT_MASK)) { return -1; } @@ -1276,3 +1277,95 @@ void x86_cpu_exec_exit(CPUState *cs) env->eflags = cpu_compute_eflags(env); } + +#ifndef CONFIG_USER_ONLY +uint8_t x86_ldub_phys(CPUState *cs, hwaddr addr) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + return address_space_ldub(cs->as, addr, + cpu_get_mem_attrs(env), + NULL); +} + +uint32_t x86_lduw_phys(CPUState *cs, hwaddr addr) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + return address_space_lduw(cs->as, addr, + cpu_get_mem_attrs(env), + NULL); +} + +uint32_t x86_ldl_phys(CPUState *cs, hwaddr addr) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + return address_space_ldl(cs->as, addr, + cpu_get_mem_attrs(env), + NULL); +} + +uint64_t x86_ldq_phys(CPUState *cs, hwaddr addr) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + return address_space_ldq(cs->as, addr, + cpu_get_mem_attrs(env), + NULL); +} + +void x86_stb_phys(CPUState *cs, hwaddr addr, uint8_t val) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + address_space_stb(cs->as, addr, val, + cpu_get_mem_attrs(env), + NULL); +} + +void x86_stl_phys_notdirty(CPUState *cs, hwaddr addr, uint32_t val) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + address_space_stl_notdirty(cs->as, addr, val, + cpu_get_mem_attrs(env), + NULL); +} + +void x86_stw_phys(CPUState *cs, hwaddr addr, uint32_t val) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + address_space_stw(cs->as, addr, val, + cpu_get_mem_attrs(env), + NULL); +} + +void x86_stl_phys(CPUState *cs, hwaddr addr, uint32_t val) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + address_space_stl(cs->as, addr, val, + cpu_get_mem_attrs(env), + NULL); +} + +void x86_stq_phys(CPUState *cs, hwaddr addr, uint64_t val) +{ + X86CPU *cpu = X86_CPU(cs); + CPUX86State *env = &cpu->env; + + address_space_stq(cs->as, addr, val, + cpu_get_mem_attrs(env), + NULL); +} +#endif |