projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 3cbfba02 DW |
1 | /*++\r |
| 2 | \r | |
| 3 | Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>\r | |
| 4 | \r\r | |
| 9dc8036d MK |
5 | SPDX-License-Identifier: BSD-2-Clause-Patent\r |
| 6 | \r | |
| 3cbfba02 DW |
7 | \r\r |
| 8 | \r | |
| 9 | **/\r | |
| 10 | \r | |
| 11 | #ifndef __MMIO_DEVICE_H__\r | |
| 12 | #define __MMIO_DEVICE_H__\r | |
| 13 | \r | |
| 14 | //\r | |
| 15 | // Protocol to define for the MMIO device\r | |
| 16 | //\r | |
| 17 | typedef struct {\r | |
| 18 | //\r | |
| 19 | // Address of a GUID\r | |
| 20 | //\r | |
| 21 | EFI_GUID *Guid;\r | |
| 22 | \r | |
| 23 | //\r | |
| 24 | // Context for the protocol\r | |
| 25 | //\r | |
| 26 | VOID *Context;\r | |
| 27 | } EFI_MMIO_DEVICE_PROTOCOL_ITEM;\r | |
| 28 | \r | |
| 29 | \r | |
| 30 | typedef struct _EFI_MMIO_DEVICE_PROTOCOL EFI_MMIO_DEVICE_PROTOCOL;\r | |
| 31 | \r | |
| 32 | //\r | |
| 33 | // The MMIO device protocol defines a memory mapped I/O device\r | |
| 34 | // for use by the system.\r | |
| 35 | //\r | |
| 36 | struct _EFI_MMIO_DEVICE_PROTOCOL {\r | |
| 37 | //\r | |
| 38 | // Pointer to an ACPI_EXTENDED_HID_DEVICE_PATH structure\r | |
| 39 | // containing HID/HidStr and CID/CidStr values.\r | |
| 40 | //\r | |
| 41 | // See the note below associated with the UnitIdentification\r | |
| 42 | // field.\r | |
| 43 | //\r | |
| 44 | CONST ACPI_EXTENDED_HID_DEVICE_PATH *AcpiPath;\r | |
| 45 | \r | |
| 46 | //\r | |
| 47 | // Allow the use of a shared template for the AcpiPath.\r | |
| 48 | //\r | |
| 49 | // If this value is non-zero UID value then the AcpiPath must\r | |
| 50 | // be a template which contains only the HID/HidStr and CID/CidStr\r | |
| 51 | // values. The UID/UidStr values in the AcpiPath must be zero!\r | |
| 52 | //\r | |
| 53 | // If this value is zero then the AcpiPath is not shared and\r | |
| 54 | // must contain either a non-zero UID value or a UidStr value.\r | |
| 55 | //\r | |
| 56 | UINT32 UnitIdentification;\r | |
| 57 | \r | |
| 58 | //\r | |
| 59 | // Hardware revision - ACPI _HRV value\r | |
| 60 | //\r | |
| 61 | UINT32 HardwareRevision;\r | |
| 62 | \r | |
| 63 | //\r | |
| 64 | // Pointer to a data structure containing the controller\r | |
| 65 | // resources and configuration. At a minimum this points\r | |
| 66 | // to an EFI_PHYSICAL_ADDRESS for the base address of the\r | |
| 67 | // MMIO device.\r | |
| 68 | //\r | |
| 69 | CONST VOID *DriverResources;\r | |
| 70 | \r | |
| 71 | //\r | |
| 72 | // Number of protocols in the array\r | |
| 73 | //\r | |
| 74 | UINTN ProtocolCount;\r | |
| 75 | \r | |
| 76 | //\r | |
| 77 | // List of protocols to define\r | |
| 78 | //\r | |
| 79 | CONST EFI_MMIO_DEVICE_PROTOCOL_ITEM *ProtocolArray;\r | |
| 80 | };\r | |
| 81 | \r | |
| 82 | extern EFI_GUID gEfiMmioDeviceProtocolGuid;\r | |
| 83 | \r | |
| 84 | #endif // __MMIO_DEVICE_H__\r |