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Diffstat (limited to 'OvmfPkg/Include/IndustryStandard/I440FxPiix4.h')
-rw-r--r--OvmfPkg/Include/IndustryStandard/I440FxPiix4.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/OvmfPkg/Include/IndustryStandard/I440FxPiix4.h b/OvmfPkg/Include/IndustryStandard/I440FxPiix4.h
index 8cbd685ab5..baa4c063f1 100644
--- a/OvmfPkg/Include/IndustryStandard/I440FxPiix4.h
+++ b/OvmfPkg/Include/IndustryStandard/I440FxPiix4.h
@@ -33,6 +33,8 @@
#define POWER_MGMT_REGISTER_PIIX4(Offset) PCI_LIB_ADDRESS (0, 1, 3, (Offset))
#define PIIX4_PMBA 0x40
+#define PIIX4_PMBA_MASK (BIT15 | BIT14 | BIT13 | BIT12 | BIT11 | \
+ BIT10 | BIT9 | BIT8 | BIT7 | BIT6)
#define PIIX4_PMREGMISC 0x80
#define PIIX4_PMREGMISC_PMIOSE BIT0