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-rw-r--r--src/vendorcode/amd/pi/00660F01/binaryPI/gcccar.inc3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/vendorcode/amd/pi/00660F01/binaryPI/gcccar.inc b/src/vendorcode/amd/pi/00660F01/binaryPI/gcccar.inc
index b208cc14ca..88e1a7d1be 100644
--- a/src/vendorcode/amd/pi/00660F01/binaryPI/gcccar.inc
+++ b/src/vendorcode/amd/pi/00660F01/binaryPI/gcccar.inc
@@ -639,7 +639,8 @@ fam15_disable_stack_remote_read_exit:
btr $INVD_WBINVD, %eax # Disable INVD -> WBINVD conversion
_WRMSR
- invd
+ # An invd here sometimes breaks AP CPU startup ?
+ wbinvd
# #.if (bh == 01h) || (bh == 03h) ; Is this TN or KM?
# cmp $01, %bh