OvmfPkg: add and use industry standard macro PIIX4_PMBA_MASK

We already have the identical purpose (but different value) macro for
ICH9, namely ICH9_PMBASE_MASK in
"OvmfPkg/Include/IndustryStandard/Q35MchIch9.h".

Also, stop bit-negating signed integer constants.

Cc: Gabriel Somlo <somlo@cmu.edu>
Cc: Jordan Justen <jordan.l.justen@intel.com>
Ref: https://bugzilla.redhat.com/show_bug.cgi?id=1333238
Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Laszlo Ersek <lersek@redhat.com>
Reviewed-by: Jordan Justen <jordan.l.justen@intel.com>
Tested-by: Gabriel Somlo <somlo@cmu.edu>
This commit is contained in:
Laszlo Ersek
2016-05-09 20:05:18 +02:00
parent b2f4da3956
commit 07d3ba0770
4 changed files with 5 additions and 3 deletions

View File

@@ -412,7 +412,7 @@ MiscInitialization (
// The PEI phase should be exited with fully accessibe ACPI PM IO space:
// 1. set PMBA
//
PciAndThenOr32 (Pmba, (UINT32) ~0xFFC0, PIIX4_PMBA_VALUE);
PciAndThenOr32 (Pmba, ~(UINT32)PIIX4_PMBA_MASK, PIIX4_PMBA_VALUE);
//
// 2. set PCICMD/IOSE