+++ /dev/null
-/** @file\r
- This file declares PciCfg PPI used to access PCI configuration space in PEI\r
-\r
- Copyright (c) 2006, Intel Corporation \r
- All rights reserved. This program and the accompanying materials \r
- are licensed and made available under the terms and conditions of the BSD License \r
- which accompanies this distribution. The full text of the license may be found at \r
- http://opensource.org/licenses/bsd-license.php \r
-\r
- THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r
- WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r
-\r
- Module Name: PciCfg.h\r
-\r
- @par Revision Reference:\r
- This PPI is defined in PEI CIS\r
- Version 0.91.\r
-\r
-**/\r
-\r
-#ifndef __PEI_PCI_CFG_H__\r
-#define __PEI_PCI_CFG_H__\r
-\r
-#define EFI_PEI_PCI_CFG_PPI_INSTALLED_GUID \\r
- { \\r
- 0xe1f2eba0, 0xf7b9, 0x4a26, {0x86, 0x20, 0x13, 0x12, 0x21, 0x64, 0x2a, 0x90 } \\r
- }\r
-\r
-typedef struct _EFI_PEI_PCI_CFG_PPI EFI_PEI_PCI_CFG_PPI;\r
-\r
-#define PEI_PCI_CFG_ADDRESS(bus, dev, func, reg) ( \\r
- (UINT64) ((((UINTN) bus) << 24) + (((UINTN) dev) << 16) + (((UINTN) func) << 8) + ((UINTN) reg)) \\r
- ) & 0x00000000ffffffff\r
-\r
-/**\r
- PCI read and write operation.\r
-\r
- @param PeiServices An indirect pointer to the PEI Services Table\r
- published by the PEI Foundation.\r
- @param This Pointer to local data for the interface.\r
- @param Width The width of the access. Enumerated in bytes.\r
- @param Address The physical address of the access.\r
- @param Buffer A pointer to the buffer of data.\r
-\r
- @retval EFI_SUCCESS The function completed successfully.\r
- @retval EFI_NOT_YET_AVAILABLE The service has not been installed.\r
-\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *EFI_PEI_PCI_CFG_PPI_IO) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_PEI_PCI_CFG_PPI *This,\r
- IN EFI_PEI_PCI_CFG_PPI_WIDTH Width,\r
- IN UINT64 Address,\r
- IN OUT VOID *Buffer\r
- );\r
-\r
-/**\r
- PCI read-modify-write operation.\r
-\r
- @param PeiServices An indirect pointer to the PEI Services Table\r
- published by the PEI Foundation.\r
- @param This Pointer to local data for the interface.\r
- @param Width The width of the access. Enumerated in bytes.\r
- @param Address The physical address of the access.\r
- @param SetBits Value of the bits to set.\r
- @param ClearBits Value of the bits to clear.\r
-\r
- @retval EFI_SUCCESS The function completed successfully.\r
-\r
-**/\r
-typedef\r
-EFI_STATUS\r
-(EFIAPI *EFI_PEI_PCI_CFG_PPI_RW) (\r
- IN EFI_PEI_SERVICES **PeiServices,\r
- IN EFI_PEI_PCI_CFG_PPI *This,\r
- IN EFI_PEI_PCI_CFG_PPI_WIDTH Width,\r
- IN UINT64 Address,\r
- IN UINTN SetBits,\r
- IN UINTN ClearBits\r
- );\r
-\r
-/**\r
- @par Ppi Description:\r
- The EFI_PEI_PCI_CFG_PPI interfaces are used to abstract accesses to PCI \r
- controllers behind a PCI root bridge controller.\r
-\r
- @param Read\r
- PCI read services. See the Read() function description.\r
-\r
- @param Write\r
- PCI write services. See the Write() function description.\r
-\r
- @param Modify\r
- PCI read-modify-write services. See the Modify() function description.\r
-\r
-**/\r
-struct _EFI_PEI_PCI_CFG_PPI {\r
- EFI_PEI_PCI_CFG_PPI_IO Read;\r
- EFI_PEI_PCI_CFG_PPI_IO Write;\r
- EFI_PEI_PCI_CFG_PPI_RW Modify;\r
-};\r
-\r
-extern EFI_GUID gEfiPciCfgPpiInServiceTableGuid;\r
-\r
-#endif\r