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KVM: x86 emulator: implement wbinvd

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Vista seems to trigger it.

Signed-off-by: Avi Kivity <avi@qumranet.com>
This commit is contained in:
Avi Kivity 2007-05-24 11:17:33 +03:00
parent de062065a5
commit 687fdbfe64
1 changed files with 3 additions and 1 deletions
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4
drivers/kvm/x86_emulate.c
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@ -152,7 +152,7 @@ static u8 opcode_table[256] = {
static u16 twobyte_table[256] = { static u16 twobyte_table[256] = {
/* 0x00 - 0x0F */ /* 0x00 - 0x0F */
0, SrcMem | ModRM | DstReg, 0, 0, 0, 0, ImplicitOps, 0, 0, SrcMem | ModRM | DstReg, 0, 0, 0, 0, ImplicitOps, 0,
0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, ImplicitOps, 0, 0, 0, ImplicitOps | ModRM, 0, 0,
/* 0x10 - 0x1F */ /* 0x10 - 0x1F */
0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, ImplicitOps | ModRM, 0, 0, 0, 0, 0, 0, 0,
/* 0x20 - 0x2F */ /* 0x20 - 0x2F */
@ -1304,6 +1304,8 @@ twobyte_special_insn:
/* Disable writeback. */ /* Disable writeback. */
dst.orig_val = dst.val; dst.orig_val = dst.val;
switch (b) { switch (b) {
case 0x09: /* wbinvd */
break;
case 0x0d: /* GrpP (prefetch) */ case 0x0d: /* GrpP (prefetch) */
case 0x18: /* Grp16 (prefetch/nop) */ case 0x18: /* Grp16 (prefetch/nop) */
break; break;