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1 | /*++\r |
| 2 | \r |
| 3 | Copyright (c) 2004, Intel Corporation \r |
| 4 | All rights reserved. This program and the accompanying materials \r |
| 5 | are licensed and made available under the terms and conditions of the BSD License \r |
| 6 | which accompanies this distribution. The full text of the license may be found at \r |
| 7 | http://opensource.org/licenses/bsd-license.php \r |
| 8 | \r |
| 9 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
| 10 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
| 11 | \r |
| 12 | Module Name:\r |
| 13 | \r |
| 14 | CpuIO.h\r |
| 15 | \r |
| 16 | Abstract:\r |
| 17 | \r |
| 18 | CPU IO Protocol as defined in Tiano\r |
| 19 | \r |
| 20 | This code abstracts the CPU IO Protocol\r |
| 21 | \r |
| 22 | --*/\r |
| 23 | \r |
| 24 | #ifndef _CPUIO_H_\r |
| 25 | #define _CPUIO_H_\r |
| 26 | \r |
| 27 | #define EFI_CPU_IO_PROTOCOL_GUID \\r |
| 28 | { \\r |
| 29 | 0xB0732526, 0x38C8, 0x4b40, 0x88, 0x77, 0x61, 0xC7, 0xB0, 0x6A, 0xAC, 0x45 \\r |
| 30 | }\r |
| 31 | \r |
| 32 | EFI_FORWARD_DECLARATION (EFI_CPU_IO_PROTOCOL);\r |
| 33 | \r |
| 34 | //\r |
| 35 | // *******************************************************\r |
| 36 | // EFI_CPU_IO_PROTOCOL_WIDTH\r |
| 37 | // *******************************************************\r |
| 38 | //\r |
| 39 | typedef enum {\r |
| 40 | EfiCpuIoWidthUint8,\r |
| 41 | EfiCpuIoWidthUint16,\r |
| 42 | EfiCpuIoWidthUint32,\r |
| 43 | EfiCpuIoWidthUint64,\r |
| 44 | EfiCpuIoWidthFifoUint8,\r |
| 45 | EfiCpuIoWidthFifoUint16,\r |
| 46 | EfiCpuIoWidthFifoUint32,\r |
| 47 | EfiCpuIoWidthFifoUint64,\r |
| 48 | EfiCpuIoWidthFillUint8,\r |
| 49 | EfiCpuIoWidthFillUint16,\r |
| 50 | EfiCpuIoWidthFillUint32,\r |
| 51 | EfiCpuIoWidthFillUint64,\r |
| 52 | EfiCpuIoWidthMaximum\r |
| 53 | } EFI_CPU_IO_PROTOCOL_WIDTH;\r |
| 54 | \r |
| 55 | //\r |
| 56 | // *******************************************************\r |
| 57 | // EFI_CPU_IO_PROTOCOL_IO_MEM\r |
| 58 | // *******************************************************\r |
| 59 | //\r |
| 60 | typedef\r |
| 61 | EFI_STATUS\r |
| 62 | EFI_RUNTIMESERVICE\r |
| 63 | (EFIAPI *EFI_CPU_IO_PROTOCOL_IO_MEM) (\r |
| 64 | IN EFI_CPU_IO_PROTOCOL * This,\r |
| 65 | IN EFI_CPU_IO_PROTOCOL_WIDTH Width,\r |
| 66 | IN UINT64 Address,\r |
| 67 | IN UINTN Count,\r |
| 68 | IN OUT VOID *Buffer\r |
| 69 | );\r |
| 70 | \r |
| 71 | //\r |
| 72 | // *******************************************************\r |
| 73 | // EFI_CPU_IO_PROTOCOL_ACCESS\r |
| 74 | // *******************************************************\r |
| 75 | //\r |
| 76 | typedef struct {\r |
| 77 | EFI_CPU_IO_PROTOCOL_IO_MEM Read;\r |
| 78 | EFI_CPU_IO_PROTOCOL_IO_MEM Write;\r |
| 79 | } EFI_CPU_IO_PROTOCOL_ACCESS;\r |
| 80 | \r |
| 81 | //\r |
| 82 | // *******************************************************\r |
| 83 | // EFI_CPU_IO_PROTOCOL\r |
| 84 | // *******************************************************\r |
| 85 | //\r |
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86 | struct _EFI_CPU_IO_PROTOCOL {\r |
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87 | EFI_CPU_IO_PROTOCOL_ACCESS Mem;\r |
| 88 | EFI_CPU_IO_PROTOCOL_ACCESS Io;\r |
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89 | };\r |
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90 | \r |
| 91 | extern EFI_GUID gEfiCpuIoProtocolGuid;\r |
| 92 | \r |
| 93 | #endif\r |
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