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| author | Keir Fraser <keir.fraser@citrix.com> | 2010-05-26 08:26:38 +0100 |
|---|---|---|
| committer | Keir Fraser <keir.fraser@citrix.com> | 2010-05-26 08:26:38 +0100 |
| commit | 5fe0ff2d0726af396d14440327167b849bcc8624 (patch) | |
| tree | 449f819276d2e1b5f3e5460a61258108d8dadaa7 | |
| parent | b367b23e7f3dcef953250683f77826d9a6885d66 (diff) | |
| download | xen-5fe0ff2d0726af396d14440327167b849bcc8624.tar.gz xen-5fe0ff2d0726af396d14440327167b849bcc8624.tar.bz2 xen-5fe0ff2d0726af396d14440327167b849bcc8624.zip | |
hvm: Extend the CPUID whitelist to include Intel's AES-NI intructions
Signed-off-by: Tim Deegan <Tim.Deegan@citrix.com>
xen-unstable changeset: 21454:23291daa9da4
xen-unstable date: Wed May 26 08:02:33 2010 +0100
| -rw-r--r-- | tools/libxc/xc_cpufeature.h | 1 | ||||
| -rw-r--r-- | tools/libxc/xc_cpuid_x86.c | 3 |
2 files changed, 3 insertions, 1 deletions
diff --git a/tools/libxc/xc_cpufeature.h b/tools/libxc/xc_cpufeature.h index b5ab901c68..397cfbcb15 100644 --- a/tools/libxc/xc_cpufeature.h +++ b/tools/libxc/xc_cpufeature.h @@ -83,6 +83,7 @@ #define X86_FEATURE_SSE4_1 (4*32+19) /* Streaming SIMD Extensions 4.1 */ #define X86_FEATURE_SSE4_2 (4*32+20) /* Streaming SIMD Extensions 4.2 */ #define X86_FEATURE_POPCNT (4*32+23) /* POPCNT instruction */ +#define X86_FEATURE_AES (4*32+25) /* AES acceleration instructions */ #define X86_FEATURE_XSAVE (4*32+26) /* XSAVE/XRSTOR/XSETBV/XGETBV */ #define X86_FEATURE_HYPERVISOR (4*32+31) /* Running under some hypervisor */ diff --git a/tools/libxc/xc_cpuid_x86.c b/tools/libxc/xc_cpuid_x86.c index 4df212ebbe..54174a297d 100644 --- a/tools/libxc/xc_cpuid_x86.c +++ b/tools/libxc/xc_cpuid_x86.c @@ -190,7 +190,8 @@ static void xc_cpuid_hvm_policy( bitmaskof(X86_FEATURE_CX16) | bitmaskof(X86_FEATURE_SSE4_1) | bitmaskof(X86_FEATURE_SSE4_2) | - bitmaskof(X86_FEATURE_POPCNT)); + bitmaskof(X86_FEATURE_POPCNT) | + bitmaskof(X86_FEATURE_AES)); regs[2] |= bitmaskof(X86_FEATURE_HYPERVISOR); |