3cbfba02fe
https://svn.code.sf.net/p/edk2/code/trunk/edk2/, which are for MinnowBoard MAX open source project. Contributed-under: TianoCore Contribution Agreement 1.0 Signed-off-by: David Wei <david.wei@intel.com> Reviewed-by: Mike Wu <mike.wu@intel.com> Reviewed-by: Hot Tian <hot.tian@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@16599 6f19259b-4bc3-4df7-8a09-765794883524
90 lines
2.6 KiB
C
90 lines
2.6 KiB
C
/*++
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Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>
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This program and the accompanying materials are licensed and made available under
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the terms and conditions of the BSD License that accompanies this distribution.
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The full text of the license may be found at
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http://opensource.org/licenses/bsd-license.php.
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THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
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WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
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**/
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#ifndef __MMIO_DEVICE_H__
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#define __MMIO_DEVICE_H__
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//
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// Protocol to define for the MMIO device
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//
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typedef struct {
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//
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// Address of a GUID
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//
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EFI_GUID *Guid;
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//
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// Context for the protocol
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//
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VOID *Context;
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} EFI_MMIO_DEVICE_PROTOCOL_ITEM;
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typedef struct _EFI_MMIO_DEVICE_PROTOCOL EFI_MMIO_DEVICE_PROTOCOL;
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//
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// The MMIO device protocol defines a memory mapped I/O device
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// for use by the system.
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//
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struct _EFI_MMIO_DEVICE_PROTOCOL {
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//
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// Pointer to an ACPI_EXTENDED_HID_DEVICE_PATH structure
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// containing HID/HidStr and CID/CidStr values.
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//
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// See the note below associated with the UnitIdentification
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// field.
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//
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CONST ACPI_EXTENDED_HID_DEVICE_PATH *AcpiPath;
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//
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// Allow the use of a shared template for the AcpiPath.
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//
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// If this value is non-zero UID value then the AcpiPath must
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// be a template which contains only the HID/HidStr and CID/CidStr
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// values. The UID/UidStr values in the AcpiPath must be zero!
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//
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// If this value is zero then the AcpiPath is not shared and
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// must contain either a non-zero UID value or a UidStr value.
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//
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UINT32 UnitIdentification;
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//
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// Hardware revision - ACPI _HRV value
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//
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UINT32 HardwareRevision;
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//
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// Pointer to a data structure containing the controller
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// resources and configuration. At a minimum this points
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// to an EFI_PHYSICAL_ADDRESS for the base address of the
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// MMIO device.
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//
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CONST VOID *DriverResources;
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//
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// Number of protocols in the array
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//
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UINTN ProtocolCount;
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//
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// List of protocols to define
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//
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CONST EFI_MMIO_DEVICE_PROTOCOL_ITEM *ProtocolArray;
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};
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extern EFI_GUID gEfiMmioDeviceProtocolGuid;
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#endif // __MMIO_DEVICE_H__
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