1. Remove SetVecotor() in SetMode().

2. Change initialized legacy interrupt mask value to 0xffff to disable all interrupts at the beginning.

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@8696 6f19259b-4bc3-4df7-8a09-765794883524

diff --git a/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c b/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c
index 02b286b16a38880f9152d9602118ce27f6998cfa..72489edd6285bae964786981e37f43ac2e08238c 100644 (file)
--- a/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c
+++ b/PcAtChipsetPkg/8259InterruptControllerDxe/8259.c
@@ -38,7 +38,7 @@ UINT8                     mMasterBase             = 0xff;
 UINT8                     mSlaveBase              = 0xff;\r
 EFI_8259_MODE             mMode                   = Efi8259ProtectedMode;\r
 UINT16                    mProtectedModeMask      = 0xffff;\r
-UINT16                    mLegacyModeMask         = 0x06b8;\r
+UINT16                    mLegacyModeMask         = 0xffff;\r
 UINT16                    mProtectedModeEdgeLevel = 0x0000;\r
 UINT16                    mLegacyModeEdgeLevel    = 0x0000;\r
 \r
@@ -351,7 +351,6 @@ Interrupt8259SetMode (
     //\r
     // Write new legacy mode mask/trigger level\r
     //\r
-    Interrupt8259SetVectorBase (This, LEGACY_MODE_BASE_VECTOR_MASTER, LEGACY_MODE_BASE_VECTOR_SLAVE);\r
     Interrupt8259WriteMask (mLegacyModeMask, mLegacyModeEdgeLevel);\r
 \r
     return EFI_SUCCESS;\r
@@ -387,7 +386,6 @@ Interrupt8259SetMode (
     //\r
     // Write new protected mode mask/trigger level\r
     //\r
-    Interrupt8259SetVectorBase (This, PROTECTED_MODE_BASE_VECTOR_MASTER, PROTECTED_MODE_BASE_VECTOR_SLAVE);\r
     Interrupt8259WriteMask (mProtectedModeMask, mProtectedModeEdgeLevel);\r
 \r
     return EFI_SUCCESS;\r