sravan/system76-edk2
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Fix a bug by the check-in of 1738, which programs SATA interrupt line wrongly and will block booting from SATA disk.

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git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1762 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
mikewuping
2006-10-16 09:39:41 +00:00
parent c639781ef0
commit c5986ece67
1 changed files with 2 additions and 3 deletions
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5
EdkModulePkg/Bus/Pci/PciBus/Dxe/PciDeviceSupport.c
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@@ -305,7 +305,6 @@ Returns:
UINTN PlatformOpRomSize; UINTN PlatformOpRomSize;
UINT8 PciExpressCapRegOffset; UINT8 PciExpressCapRegOffset;
EFI_PCI_IO_PROTOCOL *PciIo; EFI_PCI_IO_PROTOCOL *PciIo;
UINT8 Data8;
// //
// Install the pciio protocol, device path protocol // Install the pciio protocol, device path protocol
@@ -340,8 +339,8 @@ Returns:
// Force Interrupt line to zero for cards that come up randomly // Force Interrupt line to zero for cards that come up randomly
// //
PciIo = &(PciIoDevice->PciIo); PciIo = &(PciIoDevice->PciIo);
Data8 = 0xFF; PciIo->Pci.Write (PciIo, EfiPciIoWidthUint8, 0x3C, 1, &gAllZero);
PciIo->Pci.Write (PciIo, EfiPciIoWidthUint8, 0x3C, 1, &Data8);
// //
// Process Platform OpRom // Process Platform OpRom
// //