diff options
Diffstat (limited to 'EdkCompatibilityPkg/Foundation/Framework/Include/EfiPciCfg.h')
-rw-r--r-- | EdkCompatibilityPkg/Foundation/Framework/Include/EfiPciCfg.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/EdkCompatibilityPkg/Foundation/Framework/Include/EfiPciCfg.h b/EdkCompatibilityPkg/Foundation/Framework/Include/EfiPciCfg.h new file mode 100644 index 0000000000..957eb4fc77 --- /dev/null +++ b/EdkCompatibilityPkg/Foundation/Framework/Include/EfiPciCfg.h @@ -0,0 +1,82 @@ +/*++
+
+Copyright (c) 2007, Intel Corporation
+All rights reserved. This program and the accompanying materials
+are licensed and made available under the terms and conditions of the BSD License
+which accompanies this distribution. The full text of the license may be found at
+http://opensource.org/licenses/bsd-license.php
+
+THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+
+Module Name:
+
+ EfiPciCfg.h
+
+Abstract:
+
+ Abstract the common fields of PciCfg definition between Framework 0.9x
+ and PI 1.0.
+
+--*/
+
+#ifndef _EFI_PCI_CFG_H_
+#define _EFI_PCI_CFG_H_
+
+//
+// Framework specification 0.9x definition.
+//
+typedef enum {
+ PeiPciCfgWidthUint8 = 0,
+ PeiPciCfgWidthUint16 = 1,
+ PeiPciCfgWidthUint32 = 2,
+ PeiPciCfgWidthUint64 = 3,
+ PeiPciCfgWidthMaximum
+} PEI_PCI_CFG_PPI_WIDTH;
+
+#define PEI_PCI_CFG_ADDRESS(bus, dev, func, reg) ( \
+ (UINT64) ((((UINTN) bus) << 24) + (((UINTN) dev) << 16) + (((UINTN) func) << 8) + ((UINTN) reg)) \
+ ) & 0x00000000ffffffff
+
+//
+// PI 1.0 definition.
+//
+typedef enum {
+ EfiPeiPciCfgWidthUint8 = 0,
+ EfiPeiPciCfgWidthUint16 = 1,
+ EfiPeiPciCfgWidthUint32 = 2,
+ EfiPeiPciCfgWidthUint64 = 3,
+ EfiPeiPciCfgWidthMaximum
+} EFI_PEI_PCI_CFG_PPI_WIDTH;
+
+#define EFI_PEI_PCI_CFG_ADDRESS(bus, dev, func, reg) \
+ ( ((bus) << 24) | \
+ ((dev) << 16) | \
+ ((func) << 8) | \
+ ((reg) < 256 ? (reg): ((UINT64)(reg) << 32)))
+
+
+#if (PI_SPECIFICATION_VERSION < 0x00010000)
+
+typedef struct {
+ UINT8 Register;
+ UINT8 Function;
+ UINT8 Device;
+ UINT8 Bus;
+ UINT8 Reserved[4];
+} PEI_PCI_CFG_PPI_PCI_ADDRESS;
+
+typedef PEI_PCI_CFG_PPI_PCI_ADDRESS EFI_PEI_PCI_CFG_PPI_PCI_ADDRESS;
+
+#else
+
+typedef struct {
+ UINT8 Register;
+ UINT8 Function;
+ UINT8 Device;
+ UINT8 Bus;
+ UINT32 ExtendedRegister;
+} EFI_PEI_PCI_CFG_PPI_PCI_ADDRESS;
+#endif
+
+#endif
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