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1 | /** @file\r |
| 2 | \r |
| 3 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r |
| 4 | \r |
| 5 | This program and the accompanying materials\r |
| 6 | are licensed and made available under the terms and conditions of the BSD License\r |
| 7 | which accompanies this distribution. The full text of the license may be found at\r |
| 8 | http://opensource.org/licenses/bsd-license.php\r |
| 9 | \r |
| 10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r |
| 11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r |
| 12 | \r |
| 13 | **/\r |
| 14 | \r |
| 15 | #ifndef __EMBEDDED_EXTERNAL_DEVICE_H__\r |
| 16 | #define __EMBEDDED_EXTERNAL_DEVICE_H__\r |
| 17 | \r |
| 18 | //\r |
| 19 | // Protocol GUID\r |
| 20 | //\r |
| 21 | #define EMBEDDED_EXTERNAL_DEVICE_PROTOCOL_GUID { 0x735F8C64, 0xD696, 0x44D0, { 0xBD, 0xF2, 0x44, 0x7F, 0xD0, 0x5A, 0x54, 0x06 }}\r |
| 22 | \r |
| 23 | //\r |
| 24 | // Protocol interface structure\r |
| 25 | //\r |
| 26 | typedef struct _EMBEDDED_EXTERNAL_DEVICE EMBEDDED_EXTERNAL_DEVICE;\r |
| 27 | \r |
| 28 | //\r |
| 29 | // Function Prototypes\r |
| 30 | //\r |
| 31 | typedef\r |
| 32 | EFI_STATUS\r |
| 33 | (EFIAPI *EMBEDDED_EXTERNAL_DEVICE_READ) (\r |
| 34 | IN EMBEDDED_EXTERNAL_DEVICE *This,\r |
| 35 | IN UINTN Register,\r |
| 36 | IN UINTN Length,\r |
| 37 | OUT VOID *Buffer\r |
| 38 | )\r |
| 39 | /*++\r |
| 40 | \r |
| 41 | Routine Description:\r |
| 42 | \r |
| 43 | Read a set of contiguous external device registers.\r |
| 44 | \r |
| 45 | Arguments:\r |
| 46 | \r |
| 47 | This - pointer to protocol\r |
| 48 | Offset - starting register number\r |
| 49 | Length - number of bytes to read\r |
| 50 | Buffer - destination buffer\r |
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51 | \r |
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52 | Returns:\r |
| 53 | \r |
| 54 | EFI_SUCCESS - registers read successfully\r |
| 55 | \r |
| 56 | --*/\r |
| 57 | ;\r |
| 58 | \r |
| 59 | typedef\r |
| 60 | EFI_STATUS\r |
| 61 | (EFIAPI *EMBEDDED_EXTERNAL_DEVICE_WRITE) (\r |
| 62 | IN EMBEDDED_EXTERNAL_DEVICE *This,\r |
| 63 | IN UINTN Register,\r |
| 64 | IN UINTN Length,\r |
| 65 | IN VOID *Buffer\r |
| 66 | )\r |
| 67 | /*++\r |
| 68 | \r |
| 69 | Routine Description:\r |
| 70 | \r |
| 71 | Write to a set of contiguous external device registers.\r |
| 72 | \r |
| 73 | Arguments:\r |
| 74 | \r |
| 75 | This - pointer to protocol\r |
| 76 | Offset - starting register number\r |
| 77 | Length - number of bytes to write\r |
| 78 | Buffer - source buffer\r |
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79 | \r |
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80 | Returns:\r |
| 81 | \r |
| 82 | EFI_SUCCESS - registers written successfully\r |
| 83 | \r |
| 84 | --*/\r |
| 85 | ;\r |
| 86 | \r |
| 87 | struct _EMBEDDED_EXTERNAL_DEVICE {\r |
| 88 | EMBEDDED_EXTERNAL_DEVICE_READ Read;\r |
| 89 | EMBEDDED_EXTERNAL_DEVICE_WRITE Write;\r |
| 90 | };\r |
| 91 | \r |
| 92 | extern EFI_GUID gEmbeddedExternalDeviceProtocolGuid;\r |
| 93 | \r |
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94 | #endif // __EMBEDDED_EXTERNAL_DEVICE_H__\r |
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