diff options
| author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2006-09-27 19:54:02 +0000 |
|---|---|---|
| committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2006-09-27 19:54:02 +0000 |
| commit | 8988ae8945f93049a0e416600d928a7b4ce8446f (patch) | |
| tree | 7dd6859921dc3a407dc1f678f48ec6e2064df0de /target-i386/helper.c | |
| parent | 69c3bcb48f3dd61251bca66cba375b4147e4cfca (diff) | |
SMM fix for x86_64
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2183 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'target-i386/helper.c')
| -rw-r--r-- | target-i386/helper.c | 15 |
1 files changed, 10 insertions, 5 deletions
diff --git a/target-i386/helper.c b/target-i386/helper.c index d990c07ed..4017bee79 100644 --- a/target-i386/helper.c +++ b/target-i386/helper.c @@ -1338,6 +1338,10 @@ void do_smm_enter(void) #endif /* init SMM cpu state */ +#ifdef TARGET_X86_64 + env->efer = 0; + env->hflags &= ~HF_LMA_MASK; +#endif load_eflags(0, ~(CC_O | CC_S | CC_Z | CC_A | CC_P | CC_C | DF_MASK)); env->eip = 0x00008000; cpu_x86_load_seg_cache(env, R_CS, (env->smbase >> 4) & 0xffff, env->smbase, @@ -1352,9 +1356,6 @@ void do_smm_enter(void) env->cr[0] & ~(CR0_PE_MASK | CR0_EM_MASK | CR0_TS_MASK | CR0_PG_MASK)); cpu_x86_update_cr4(env, 0); env->dr[7] = 0x00000400; -#ifdef TARGET_X86_64 - env->efer = 0; -#endif CC_OP = CC_OP_EFLAGS; } @@ -1366,6 +1367,12 @@ void helper_rsm(void) sm_state = env->smbase + 0x8000; #ifdef TARGET_X86_64 + env->efer = ldq_phys(sm_state + 0x7ed0); + if (env->efer & MSR_EFER_LMA) + env->hflags |= HF_LMA_MASK; + else + env->hflags &= ~HF_LMA_MASK; + for(i = 0; i < 6; i++) { offset = 0x7e00 + i * 16; cpu_x86_load_seg_cache(env, i, @@ -1391,8 +1398,6 @@ void helper_rsm(void) env->tr.limit = ldl_phys(sm_state + 0x7e94); env->tr.flags = (lduw_phys(sm_state + 0x7e92) & 0xf0ff) << 8; - env->efer = ldq_phys(sm_state + 0x7ed0); - EAX = ldq_phys(sm_state + 0x7ff8); ECX = ldq_phys(sm_state + 0x7ff0); EDX = ldq_phys(sm_state + 0x7fe8); |