diff options
Diffstat (limited to 'target/i386/tcg/seg_helper.c')
| -rw-r--r-- | target/i386/tcg/seg_helper.c | 19 |
1 files changed, 18 insertions, 1 deletions
diff --git a/target/i386/tcg/seg_helper.c b/target/i386/tcg/seg_helper.c index 7196211..3af902e 100644 --- a/target/i386/tcg/seg_helper.c +++ b/target/i386/tcg/seg_helper.c @@ -23,11 +23,12 @@ #include "qemu/log.h" #include "exec/helper-proto.h" #include "exec/exec-all.h" -#include "exec/cpu_ldst.h" +#include "accel/tcg/cpu-ldst.h" #include "exec/log.h" #include "helper-tcg.h" #include "seg_helper.h" #include "access.h" +#include "tcg-cpu.h" #ifdef TARGET_X86_64 #define SET_ESP(val, sp_mask) \ @@ -128,6 +129,22 @@ int get_pg_mode(CPUX86State *env) return pg_mode; } +static int x86_mmu_index_kernel_pl(CPUX86State *env, unsigned pl) +{ + int mmu_index_32 = (env->hflags & HF_LMA_MASK) ? 0 : 1; + int mmu_index_base = + !(env->hflags & HF_SMAP_MASK) ? MMU_KNOSMAP64_IDX : + (pl < 3 && (env->eflags & AC_MASK) + ? MMU_KNOSMAP64_IDX : MMU_KSMAP64_IDX); + + return mmu_index_base + mmu_index_32; +} + +int cpu_mmu_index_kernel(CPUX86State *env) +{ + return x86_mmu_index_kernel_pl(env, env->hflags & HF_CPL_MASK); +} + /* return non zero if error */ static inline int load_segment_ra(CPUX86State *env, uint32_t *e1_ptr, uint32_t *e2_ptr, int selector, |