diff mbox

[02/15] KVM: x86 emulator: add SVM intercepts

Message ID 1301913576-10360-3-git-send-email-joerg.roedel@amd.com (mailing list archive)
State New, archived
Headers show

Commit Message

Joerg Roedel April 4, 2011, 10:39 a.m. UTC 
From: Avi Kivity <avi@redhat.com>

Add intercept codes for instructions defined by SVM as
interceptable.

Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
---
 arch/x86/include/asm/kvm_emulate.h |   35 +++++++++++++++++++++++++++++++++++
 arch/x86/kvm/emulate.c             |   24 +++++++++++++-----------
 2 files changed, 48 insertions(+), 11 deletions(-)
diff mbox

Patch

diff --git a/arch/x86/include/asm/kvm_emulate.h b/arch/x86/include/asm/kvm_emulate.h
index 92e251d..436207e 100644
--- a/arch/x86/include/asm/kvm_emulate.h
+++ b/arch/x86/include/asm/kvm_emulate.h
@@ -275,6 +275,41 @@  enum x86_intercept_stage {
 
 enum x86_intercept {
 	x86_intercept_none,
+	x86_intercept_lmsw,
+	x86_intercept_smsw,
+	x86_intercept_lidt,
+	x86_intercept_sidt,
+	x86_intercept_lgdt,
+	x86_intercept_sgdt,
+	x86_intercept_lldt,
+	x86_intercept_sldt,
+	x86_intercept_ltr,
+	x86_intercept_str,
+	x86_intercept_rdtsc,
+	x86_intercept_rdpmc,
+	x86_intercept_pushf,
+	x86_intercept_popf,
+	x86_intercept_cpuid,
+	x86_intercept_rsm,
+	x86_intercept_iret,
+	x86_intercept_intn,
+	x86_intercept_invd,
+	x86_intercept_pause,
+	x86_intercept_hlt,
+	x86_intercept_invlpg,
+	x86_intercept_invlpga,
+	x86_intercept_vmrun,
+	x86_intercept_vmload,
+	x86_intercept_vmsave,
+	x86_intercept_vmmcall,
+	x86_intercept_stgi,
+	x86_intercept_clgi,
+	x86_intercept_skinit,
+	x86_intercept_rdtscp,
+	x86_intercept_icebp,
+	x86_intercept_wbinvd,
+	x86_intercept_monitor,
+	x86_intercept_mwait,
 
 	nr_x86_intercepts
 };
diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c
index 1c574ae..cee6fc1 100644
--- a/arch/x86/kvm/emulate.c
+++ b/arch/x86/kvm/emulate.c
@@ -2371,15 +2371,15 @@  static struct opcode group5[] = {
 };
 
 static struct group_dual group7 = { {
-	N, N, D(ModRM | SrcMem | Priv), D(ModRM | SrcMem | Priv),
-	D(SrcNone | ModRM | DstMem | Mov), N,
-	D(SrcMem16 | ModRM | Mov | Priv),
-	D(SrcMem | ModRM | ByteOp | Priv | NoAccess),
+	N, N, DI(ModRM | SrcMem | Priv, lgdt), DI(ModRM | SrcMem | Priv, lidt),
+	DI(SrcNone | ModRM | DstMem | Mov, smsw), N,
+	DI(SrcMem16 | ModRM | Mov | Priv, lmsw),
+	DI(SrcMem | ModRM | ByteOp | Priv | NoAccess, invlpg),
 }, {
 	D(SrcNone | ModRM | Priv | VendorSpecific), N,
 	N, D(SrcNone | ModRM | Priv | VendorSpecific),
-	D(SrcNone | ModRM | DstMem | Mov), N,
-	D(SrcMem16 | ModRM | Mov | Priv), N,
+	DI(SrcNone | ModRM | DstMem | Mov, smsw), N,
+	DI(SrcMem16 | ModRM | Mov | Priv, lmsw), N,
 } };
 
 static struct opcode group8[] = {
@@ -2454,7 +2454,7 @@  static struct opcode opcode_table[256] = {
 	/* 0x98 - 0x9F */
 	D(DstAcc | SrcNone), I(ImplicitOps | SrcAcc, em_cwd),
 	I(SrcImmFAddr | No64, em_call_far), N,
-	D(ImplicitOps | Stack), D(ImplicitOps | Stack), N, N,
+	DI(ImplicitOps | Stack, pushf), DI(ImplicitOps | Stack, popf), N, N,
 	/* 0xA0 - 0xA7 */
 	I2bv(DstAcc | SrcMem | Mov | MemAbs, em_mov),
 	I2bv(DstMem | SrcAcc | Mov | MemAbs, em_mov),
@@ -2477,7 +2477,8 @@  static struct opcode opcode_table[256] = {
 	G(ByteOp, group11), G(0, group11),
 	/* 0xC8 - 0xCF */
 	N, N, N, D(ImplicitOps | Stack),
-	D(ImplicitOps), D(SrcImmByte), D(ImplicitOps | No64), D(ImplicitOps),
+	D(ImplicitOps), DI(SrcImmByte, intn),
+	D(ImplicitOps | No64), DI(ImplicitOps, iret),
 	/* 0xD0 - 0xD7 */
 	D2bv(DstMem | SrcOne | ModRM), D2bv(DstMem | ModRM),
 	N, N, N, N,
@@ -2492,7 +2493,8 @@  static struct opcode opcode_table[256] = {
 	D2bv(SrcNone | DstAcc),	D2bv(SrcAcc | ImplicitOps),
 	/* 0xF0 - 0xF7 */
 	N, N, N, N,
-	D(ImplicitOps | Priv), D(ImplicitOps), G(ByteOp, group3), G(0, group3),
+	DI(ImplicitOps | Priv, hlt), D(ImplicitOps),
+	G(ByteOp, group3), G(0, group3),
 	/* 0xF8 - 0xFF */
 	D(ImplicitOps), D(ImplicitOps), D(ImplicitOps), D(ImplicitOps),
 	D(ImplicitOps), D(ImplicitOps), G(0, group4), G(0, group5),
@@ -2502,7 +2504,7 @@  static struct opcode twobyte_table[256] = {
 	/* 0x00 - 0x0F */
 	N, GD(0, &group7), N, N,
 	N, D(ImplicitOps | VendorSpecific), D(ImplicitOps | Priv), N,
-	D(ImplicitOps | Priv), D(ImplicitOps | Priv), N, N,
+	DI(ImplicitOps | Priv, invd), DI(ImplicitOps | Priv, wbinvd), N, N,
 	N, D(ImplicitOps | ModRM), N, N,
 	/* 0x10 - 0x1F */
 	N, N, N, N, N, N, N, N, D(ImplicitOps | ModRM), N, N, N, N, N, N, N,
@@ -2512,7 +2514,7 @@  static struct opcode twobyte_table[256] = {
 	N, N, N, N,
 	N, N, N, N, N, N, N, N,
 	/* 0x30 - 0x3F */
-	D(ImplicitOps | Priv), I(ImplicitOps, em_rdtsc),
+	D(ImplicitOps | Priv), II(ImplicitOps, em_rdtsc, rdtsc),
 	D(ImplicitOps | Priv), N,
 	D(ImplicitOps | VendorSpecific), D(ImplicitOps | Priv | VendorSpecific),
 	N, N,