[Xen-changelog] [xen-unstable] vmxassist: Emulate HLT.

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

# HG changeset patch
# User Keir Fraser <keir@xxxxxxxxxxxxx>
# Date 1190450358 -3600
# Node ID f187dc338d8212a04690e38d9d1b15b24a0de207
# Parent  f7c1758b8b163eaec1d9720da2c8eb1b057697b6
vmxassist: Emulate HLT.
Signed-off-by: Keir Fraser <keir@xxxxxxxxxxxxx>
---
 tools/firmware/vmxassist/vm86.c |    5 +++++
 1 files changed, 5 insertions(+)

diff -r f7c1758b8b16 -r f187dc338d82 tools/firmware/vmxassist/vm86.c
--- a/tools/firmware/vmxassist/vm86.c   Fri Sep 21 17:23:35 2007 +0100
+++ b/tools/firmware/vmxassist/vm86.c   Sat Sep 22 09:39:18 2007 +0100
@@ -1622,6 +1622,11 @@ opcode(struct regs *regs)
                        TRACE((regs, regs->eip - eip, "lock"));
                        continue;
 
+               case 0xF4: /* hlt */
+                       TRACE((regs, regs->eip - eip, "hlt"));
+                       /* Do something power-saving here! */
+                       return OPC_EMULATED;
+
                case 0xF6: /* addr32 testb $imm, r/m8 */
                        if (!(prefix & ADDR32))
                                goto invalid;

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