[Xen-changelog] SVM patch to enable SMI intercept.

[Xen patchbot -unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User kaf24@xxxxxxxxxxxxxxxxxxxx
# Node ID 573bb82d0402212409f264fd67e731b2ff4d8376
# Parent  b4769816a409247d5178bc6d631993e6198e8ef3
SVM patch to enable SMI intercept.

Signed-off-by: Tom Woller <thomas.woller@xxxxxxx>

diff -r b4769816a409 -r 573bb82d0402 xen/arch/x86/hvm/svm/svm.c
--- a/xen/arch/x86/hvm/svm/svm.c        Wed Mar 22 09:36:02 2006
+++ b/xen/arch/x86/hvm/svm/svm.c        Wed Mar 22 09:36:22 2006
@@ -2414,6 +2414,15 @@
         do_nmi(&regs, 0);
         break;
 
+    case VMEXIT_SMI:
+        /*
+         * For asynchronous SMI's, we just need to allow global interrupts 
+         * so that the SMI is taken properly in the context of the host.  The
+         * standard code does a STGI after the VMEXIT which should accomplish 
+         * this task.  Continue as normal and restart the guest.
+         */
+        break;
+
 #ifdef XEN_DEBUGGER
     case VMEXIT_EXCEPTION_BP:
         svm_debug_save_cpu_user_regs(&regs);
diff -r b4769816a409 -r 573bb82d0402 xen/arch/x86/hvm/svm/vmcb.c
--- a/xen/arch/x86/hvm/svm/vmcb.c       Wed Mar 22 09:36:02 2006
+++ b/xen/arch/x86/hvm/svm/vmcb.c       Wed Mar 22 09:36:22 2006
@@ -123,7 +123,7 @@
           GENERAL1_INTERCEPT_RDTSC         | GENERAL1_INTERCEPT_PUSHF      |
           GENERAL1_INTERCEPT_SWINT         | GENERAL1_INTERCEPT_POPF       | 
           GENERAL1_INTERCEPT_IRET          | GENERAL1_INTERCEPT_PAUSE      |
-          GENERAL1_INTERCEPT_TASK_SWITCH
+          GENERAL1_INTERCEPT_TASK_SWITCH   | GENERAL1_INTERCEPT_SMI
         );
 
     /* turn on the general 2 intercepts */

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