[PATCH 7/11] KVM: SVM: Hack initial cpu csbase to be consistent with intel

Avi Kivity
2007-01-30T14:43:00Z

This allows us to run the mmu testsuite on amd.

Signed-off-by: Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>

Index: linux-2.6/drivers/kvm/svm.c
===================================================================
--- linux-2.6.orig/drivers/kvm/svm.c
+++ linux-2.6/drivers/kvm/svm.c
@@ -528,7 +528,13 @@ static void init_vmcb(struct vmcb *vmcb)
save->cs.attrib = SVM_SELECTOR_READ_MASK | SVM_SELECTOR_P_MASK |
SVM_SELECTOR_S_MASK | SVM_SELECTOR_CODE_MASK;
save->cs.limit = 0xffff;
- save->cs.base = 0xffff0000;
+ /*
+ * cs.base should really be 0xffff0000, but vmx can't handle that, so
+ * be consistent with it.
+ *
+ * Replace when we have real mode working for vmx.
+ */
+ save->cs.base = 0xf0000;

save->gdtr.limit = 0xffff;
save->idtr.limit = 0xffff;