projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 1e57a462 | 1 | /** @file\r |
| 2 | \r | |
| 3 | Copyright (c) 2008 - 2009, Apple Inc. All rights reserved.<BR>\r | |
| 4 | \r | |
| 878b807a | 5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 1e57a462 | 6 | \r |
| 7 | **/\r | |
| 8 | \r | |
| 9 | #ifndef __EMBEDDED_EXTERNAL_DEVICE_H__\r | |
| 10 | #define __EMBEDDED_EXTERNAL_DEVICE_H__\r | |
| 11 | \r | |
| 12 | //\r | |
| 13 | // Protocol GUID\r | |
| 14 | //\r | |
| e7108d0e | 15 | #define EMBEDDED_EXTERNAL_DEVICE_PROTOCOL_GUID { 0x735F8C64, 0xD696, 0x44D0, { 0xBD, 0xF2, 0x44, 0x7F, 0xD0, 0x5A, 0x54, 0x06 }}\r |
| 1e57a462 | 16 | \r |
| 17 | //\r | |
| 18 | // Protocol interface structure\r | |
| 19 | //\r | |
| 20 | typedef struct _EMBEDDED_EXTERNAL_DEVICE EMBEDDED_EXTERNAL_DEVICE;\r | |
| 21 | \r | |
| 22 | //\r | |
| 23 | // Function Prototypes\r | |
| 24 | //\r | |
| 25 | typedef\r | |
| 26 | EFI_STATUS\r | |
| e7108d0e MK |
27 | (EFIAPI *EMBEDDED_EXTERNAL_DEVICE_READ)(\r |
| 28 | IN EMBEDDED_EXTERNAL_DEVICE *This,\r | |
| 29 | IN UINTN Register,\r | |
| 30 | IN UINTN Length,\r | |
| 31 | OUT VOID *Buffer\r | |
| 32 | )\r | |
| 33 | \r | |
| 1e57a462 | 34 | /*++\r |
| 35 | \r | |
| 36 | Routine Description:\r | |
| 37 | \r | |
| 38 | Read a set of contiguous external device registers.\r | |
| 39 | \r | |
| 40 | Arguments:\r | |
| 41 | \r | |
| 42 | This - pointer to protocol\r | |
| 43 | Offset - starting register number\r | |
| 44 | Length - number of bytes to read\r | |
| 45 | Buffer - destination buffer\r | |
| 3402aac7 | 46 | \r |
| 1e57a462 | 47 | Returns:\r |
| 48 | \r | |
| 49 | EFI_SUCCESS - registers read successfully\r | |
| 50 | \r | |
| 51 | --*/\r | |
| 52 | ;\r | |
| 53 | \r | |
| 54 | typedef\r | |
| 55 | EFI_STATUS\r | |
| e7108d0e MK |
56 | (EFIAPI *EMBEDDED_EXTERNAL_DEVICE_WRITE)(\r |
| 57 | IN EMBEDDED_EXTERNAL_DEVICE *This,\r | |
| 58 | IN UINTN Register,\r | |
| 59 | IN UINTN Length,\r | |
| 60 | IN VOID *Buffer\r | |
| 61 | )\r | |
| 62 | \r | |
| 1e57a462 | 63 | /*++\r |
| 64 | \r | |
| 65 | Routine Description:\r | |
| 66 | \r | |
| 67 | Write to a set of contiguous external device registers.\r | |
| 68 | \r | |
| 69 | Arguments:\r | |
| 70 | \r | |
| 71 | This - pointer to protocol\r | |
| 72 | Offset - starting register number\r | |
| 73 | Length - number of bytes to write\r | |
| 74 | Buffer - source buffer\r | |
| 3402aac7 | 75 | \r |
| 1e57a462 | 76 | Returns:\r |
| 77 | \r | |
| 78 | EFI_SUCCESS - registers written successfully\r | |
| 79 | \r | |
| 80 | --*/\r | |
| 81 | ;\r | |
| 82 | \r | |
| 83 | struct _EMBEDDED_EXTERNAL_DEVICE {\r | |
| e7108d0e MK |
84 | EMBEDDED_EXTERNAL_DEVICE_READ Read;\r |
| 85 | EMBEDDED_EXTERNAL_DEVICE_WRITE Write;\r | |
| 1e57a462 | 86 | };\r |
| 87 | \r | |
| e7108d0e | 88 | extern EFI_GUID gEmbeddedExternalDeviceProtocolGuid;\r |
| 1e57a462 | 89 | \r |
| e7108d0e | 90 | #endif // __EMBEDDED_EXTERNAL_DEVICE_H__\r |