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authorAvi Kivity <avi@redhat.com>2009-09-16 12:25:56 +0300
committerMarcelo Tosatti <mtosatti@redhat.com>2009-09-16 16:00:49 -0300
commit9ba9b2db8bbb95ebfea87e98182e1d5024a1ad2c (patch)
treeadb001418ce6af432d461daad8f90f269ebbb402
parenttest: Add fwcfg interface for getting the cpu count (diff)
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test: vm: map mmio 1:1
With this assumption, the apic code will be able to run either before or after the vm is set up. Signed-off-by: Avi Kivity <avi@redhat.com> Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
-rw-r--r--kvm/user/test/x86/vm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/kvm/user/test/x86/vm.c b/kvm/user/test/x86/vm.c
index 03c73546b..ec9c1458a 100644
--- a/kvm/user/test/x86/vm.c
+++ b/kvm/user/test/x86/vm.c
@@ -189,6 +189,9 @@ static void setup_mmu(unsigned long len)
unsigned long *cr3 = alloc_page();
unsigned long phys = 0;
+ if (len < (1ul << 32))
+ len = 1ul << 32; /* map mmio 1:1 */
+
memset(cr3, 0, PAGE_SIZE);
while (phys + LARGE_PAGE_SIZE <= len) {
install_large_page(cr3, phys, (void *)phys);