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-rw-r--r--sys/linux/dev_kvm_amd64.txt16
1 files changed, 16 insertions, 0 deletions
diff --git a/sys/linux/dev_kvm_amd64.txt b/sys/linux/dev_kvm_amd64.txt
index 29dab16e4..9d1b6fdfc 100644
--- a/sys/linux/dev_kvm_amd64.txt
+++ b/sys/linux/dev_kvm_amd64.txt
@@ -131,6 +131,21 @@ syzos_api_nested_intel_vmwrite_mask {
flip_mask int64
}
+# See AMD Secure Virtual Machine Architecture Reference Manual,
+# Appendix C: Layout of VMCB.
+vmcb_offset [
+ control_area int64[0x0:0xc0]
+ save_area int64[0x400:0x698]
+]
+
+syzos_api_nested_amd_vmcb_write_mask {
+ vm_id syzos_api_vm_id
+ offset vmcb_offset
+ set_mask int64
+ unset_mask int64
+ flip_mask int64
+}
+
# IDs here must match those in executor/common_kvm_amd64_syzos.h.
syzos_api_call$x86 [
uexit syzos_api$x86[0, intptr]
@@ -149,6 +164,7 @@ syzos_api_call$x86 [
nested_vmlaunch syzos_api$x86[303, syzos_api_vm_id]
nested_vmresume syzos_api$x86[304, syzos_api_vm_id]
nested_intel_vmwrite_mask syzos_api$x86[340, syzos_api_nested_intel_vmwrite_mask]
+ nested_amd_vmcb_write_mask syzos_api$x86[380, syzos_api_nested_amd_vmcb_write_mask]
] [varlen]
kvm_text_x86 [