# HG changeset patch
# User Christoph Egger <Christoph.Egger@xxxxxxx>
# Date 1320251003 0
# Node ID a6aa8ddce35a48315d0a43b7bedb1f95394c9dc9
# Parent 205b89ad2d660dab2768f74c6c1a9ea64de228eb
libxl: allow to enable/disable cpuid bits
Allow to enable/disable SVM specific cpuid bits in the guest config
file via cpuid config option. Also allow to enable/disable the
hypervisor cpuid bit in the guest config file. We need to disable the
hypervisor cpuid bit to get Hyper-V going.
Signed-off-by: Christoph Egger <Christoph.Egger@xxxxxxx>
Acked-by: Tim Deegan <tim@xxxxxxx>
Committed-by: Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
---
diff -r 205b89ad2d66 -r a6aa8ddce35a tools/libxl/libxl_cpuid.c
--- a/tools/libxl/libxl_cpuid.c Wed Nov 02 16:21:37 2011 +0000
+++ b/tools/libxl/libxl_cpuid.c Wed Nov 02 16:23:23 2011 +0000
@@ -92,6 +92,7 @@
{"proccount", 0x00000001, NA, CPUID_REG_EBX, 16, 8},
{"clflush", 0x00000001, NA, CPUID_REG_EBX, 8, 8},
{"brandid", 0x00000001, NA, CPUID_REG_EBX, 0, 8},
+ {"hypervisor", 0x00000001, NA, CPUID_REG_ECX, 31, 1},
{"f16c", 0x00000001, NA, CPUID_REG_ECX, 29, 1},
{"avx", 0x00000001, NA, CPUID_REG_ECX, 28, 1},
{"osxsave", 0x00000001, NA, CPUID_REG_ECX, 27, 1},
@@ -178,6 +179,13 @@
{"procpkg", 0x00000004, 0, CPUID_REG_EAX, 26, 6},
{"apicidsize", 0x80000008, NA, CPUID_REG_ECX, 12, 4},
{"nc", 0x80000008, NA, CPUID_REG_ECX, 0, 8},
+ {"svm_npt", 0x8000000a, NA, CPUID_REG_EDX, 0, 1},
+ {"svm_lbrv", 0x8000000a, NA, CPUID_REG_EDX, 1, 1},
+ {"svm_nrips", 0x8000000a, NA, CPUID_REG_EDX, 3, 1},
+ {"svm_tscrate", 0x8000000a, NA, CPUID_REG_EDX, 4, 1},
+ {"svm_vmcbclean",0x8000000a, NA, CPUID_REG_EDX, 5, 1},
+ {"svm_decode", 0x8000000a, NA, CPUID_REG_EDX, 7, 1},
+ {"svm_pausefilt",0x8000000a, NA, CPUID_REG_EDX, 10, 1},
{NULL, 0, CPUID_REG_INV, 0, 0}
};
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