Palacios Public Git Repository

To checkout Palacios execute

  git clone http://v3vee.org/palacios/palacios.web/palacios.git
This will give you the master branch. You probably want the devel branch or one of the release branches. To switch to the devel branch, simply execute
  cd palacios
  git checkout --track -b devel origin/devel
The other branches are similar.


fixed CPUID codes for SVM
Jack Lange [Wed, 15 Jul 2009 23:36:06 +0000 (18:36 -0500)]
palacios/include/palacios/svm.h
palacios/include/palacios/vmm_lowlevel.h
palacios/src/palacios/svm.c

index 0be1c9a..9c3d2c9 100644 (file)
@@ -31,8 +31,7 @@
 #include <palacios/vmcb.h>
 #include <palacios/vmm_util.h>
 
-#define CPUID_FEATURE_IDS 0x80000001
-#define CPUID_FEATURE_IDS_ecx_svm_avail 0x00000004
+#define CPUID_EXT_FEATURE_IDS_ecx_svm_avail 0x00000004
 
 #define CPUID_SVM_REV_AND_FEATURE_IDS 0x8000000a
 #define CPUID_SVM_REV_AND_FEATURE_IDS_edx_svml 0x00000004
index 6558884..109c6d2 100644 (file)
@@ -20,7 +20,7 @@
 #include <palacios/vmm_types.h>
 
 
-#define CPUID_FEATURE_IDS 0x80000001
+#define CPUID_FEATURE_IDS 0x00000001
 #define CPUID_EXT_FEATURE_IDS 0x80000001
 
 
index c7da4a4..6d8cdd2 100644 (file)
@@ -367,11 +367,11 @@ int v3_is_svm_capable() {
     uint_t vm_cr_low = 0, vm_cr_high = 0;
     addr_t eax = 0, ebx = 0, ecx = 0, edx = 0;
 
-    v3_cpuid(CPUID_FEATURE_IDS, &eax, &ebx, &ecx, &edx);
+    v3_cpuid(CPUID_EXT_FEATURE_IDS, &eax, &ebx, &ecx, &edx);
   
-    PrintDebug("CPUID_FEATURE_IDS_ecx=%p\n", (void *)ecx);
+    PrintDebug("CPUID_EXT_FEATURE_IDS_ecx=%p\n", (void *)ecx);
 
-    if ((ecx & CPUID_FEATURE_IDS_ecx_svm_avail) == 0) {
+    if ((ecx & CPUID_EXT_FEATURE_IDS_ecx_svm_avail) == 0) {
       PrintDebug("SVM Not Available\n");
       return 0;
     }  else {
@@ -419,7 +419,7 @@ static int has_svm_nested_paging() {
 
     v3_cpuid(CPUID_SVM_REV_AND_FEATURE_IDS, &eax, &ebx, &ecx, &edx);
 
-    //PrintDebug("CPUID_FEATURE_IDS_edx=0x%x\n", edx);
+    //PrintDebug("CPUID_EXT_FEATURE_IDS_edx=0x%x\n", edx);
 
     if ((edx & CPUID_SVM_REV_AND_FEATURE_IDS_edx_np) == 0) {
        PrintDebug("SVM Nested Paging not supported\n");