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/** @file
ISA Acpi Protocol is used to operate and communicate with ISA device.
Copyright (c) 2006 - 2009, Intel Corporation
All rights reserved. This program and the accompanying materials
are licensed and made available under the terms and conditions of the BSD License
which accompanies this distribution. The full text of the license may be found at
http://opensource.org/licenses/bsd-license.php
THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
**/
#ifndef __ISA_ACPI_H_
#define __ISA_ACPI_H_
#define EFI_ISA_ACPI_PROTOCOL_GUID \
{ 0x64a892dc, 0x5561, 0x4536, { 0x92, 0xc7, 0x79, 0x9b, 0xfc, 0x18, 0x33, 0x55 } }
typedef struct _EFI_ISA_ACPI_PROTOCOL EFI_ISA_ACPI_PROTOCOL;
//
// Resource Attribute definition
//
#define EFI_ISA_ACPI_IRQ_TYPE_HIGH_TRUE_EDGE_SENSITIVE 0x01
#define EFI_ISA_ACPI_IRQ_TYPE_LOW_TRUE_EDGE_SENSITIVE 0x02
#define EFI_ISA_ACPI_IRQ_TYPE_HIGH_TRUE_LEVEL_SENSITIVE 0x04
#define EFI_ISA_ACPI_IRQ_TYPE_LOW_TRUE_LEVEL_SENSITIVE 0x08
#define EFI_ISA_ACPI_DMA_SPEED_TYPE_MASK 0x03
#define EFI_ISA_ACPI_DMA_SPEED_TYPE_COMPATIBILITY 0x00
#define EFI_ISA_ACPI_DMA_SPEED_TYPE_A 0x01
#define EFI_ISA_ACPI_DMA_SPEED_TYPE_B 0x02
#define EFI_ISA_ACPI_DMA_SPEED_TYPE_F 0x03
#define EFI_ISA_ACPI_DMA_COUNT_BY_BYTE 0x04
#define EFI_ISA_ACPI_DMA_COUNT_BY_WORD 0x08
#define EFI_ISA_ACPI_DMA_BUS_MASTER 0x10
#define EFI_ISA_ACPI_DMA_TRANSFER_TYPE_8_BIT 0x20
#define EFI_ISA_ACPI_DMA_TRANSFER_TYPE_8_BIT_AND_16_BIT 0x40
#define EFI_ISA_ACPI_DMA_TRANSFER_TYPE_16_BIT 0x80
#define EFI_ISA_ACPI_MEMORY_WIDTH_MASK 0x03
#define EFI_ISA_ACPI_MEMORY_WIDTH_8_BIT 0x00
#define EFI_ISA_ACPI_MEMORY_WIDTH_16_BIT 0x01
#define EFI_ISA_ACPI_MEMORY_WIDTH_8_BIT_AND_16_BIT 0x02
#define EFI_ISA_ACPI_MEMORY_WRITEABLE 0x04
#define EFI_ISA_ACPI_MEMORY_CACHEABLE 0x08
#define EFI_ISA_ACPI_MEMORY_SHADOWABLE 0x10
#define EFI_ISA_ACPI_MEMORY_EXPANSION_ROM 0x20
#define EFI_ISA_ACPI_IO_DECODE_10_BITS 0x01
#define EFI_ISA_ACPI_IO_DECODE_16_BITS 0x02
//
// Resource List definition:
//
typedef enum {
EfiIsaAcpiResourceEndOfList,
EfiIsaAcpiResourceIo,
EfiIsaAcpiResourceMemory,
EfiIsaAcpiResourceDma,
EfiIsaAcpiResourceInterrupt
} EFI_ISA_ACPI_RESOURCE_TYPE;
typedef struct {
EFI_ISA_ACPI_RESOURCE_TYPE Type;
UINT32 Attribute;
UINT32 StartRange;
UINT32 EndRange;
} EFI_ISA_ACPI_RESOURCE;
typedef struct {
UINT32 HID;
UINT32 UID;
} EFI_ISA_ACPI_DEVICE_ID;
typedef struct {
EFI_ISA_ACPI_DEVICE_ID Device;
EFI_ISA_ACPI_RESOURCE *ResourceItem;
} EFI_ISA_ACPI_RESOURCE_LIST;
/**
Enumerate the ISA devices on the ISA bus.
@param This Pointer to EFI_ISA_ACPI_PROTOCOL.
@param Device Found next ISA device.
@retval EFI_NOT_FOUND No device found.
@retval EFI_SUCCESS Success get the next ISA device.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_DEVICE_ENUMERATE) (
IN EFI_ISA_ACPI_PROTOCOL *This,
OUT EFI_ISA_ACPI_DEVICE_ID **Device
);
/**
Set ISA device power.
@param This Pointer to EFI_ISA_ACPI_PROTOCOL.
@param Device ISA device.
@param OnOff Whether to set power on or off.
@retval EFI_SUCCESS Successfully set ISA device.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_SET_DEVICE_POWER) (
IN EFI_ISA_ACPI_PROTOCOL *This,
IN EFI_ISA_ACPI_DEVICE_ID *Device,
IN BOOLEAN OnOff
);
/**
Get current Resource of the specific ISA device.
@param This Pointer to EFI_ISA_ACPI_PROTOCOL.
@param Device ISA device.
@param ResourceList Returned resource list.
@retval EFI_SUCCESS Successfully get current resource.
@retval EFI_NOT_FOUND No resource found.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_GET_CUR_RESOURCE) (
IN EFI_ISA_ACPI_PROTOCOL *This,
IN EFI_ISA_ACPI_DEVICE_ID *Device,
OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList
);
/**
Get possible resource for the specific ISA device.
@param This Pointer to EFI_ISA_ACPI_PROTOCOL.
@param Device ISA device.
@param ResourceList Returned resource list.
@retval EFI_SUCCESS Successfully get possible resource.
@retval EFI_NOT_FOUND No resource found.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_GET_POS_RESOURCE) (
IN EFI_ISA_ACPI_PROTOCOL *This,
IN EFI_ISA_ACPI_DEVICE_ID *Device,
OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList
);
/**
Set resources for the specific ISA device.
@param This Pointer to EFI_ISA_ACPI_PROTOCOL.
@param Device ISA device.
@param ResourceList Resource list will be set.
@retval EFI_SUCCESS Successfully set resource.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_SET_RESOURCE) (
IN EFI_ISA_ACPI_PROTOCOL *This,
IN EFI_ISA_ACPI_DEVICE_ID *Device,
IN EFI_ISA_ACPI_RESOURCE_LIST *ResourceList
);
/**
Enable or disable ISA device.
@param This Pointer of EFI_ISA_ACPI_PROTOCOL.
@param Device ISA device.
@param Enable Enable/Disable.
@retval EFI_SUCCESS Successfully perform this action.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_ENABLE_DEVICE) (
IN EFI_ISA_ACPI_PROTOCOL *This,
IN EFI_ISA_ACPI_DEVICE_ID *Device,
IN BOOLEAN Enable
);
/**
Init ISA device.
@param This Pointer to EFI_ISA_ACPI_PROTOCOL.
@param Device ISA device.
@retval EFI_SUCCESS Successfully initialize ISA device.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_INIT_DEVICE) (
IN EFI_ISA_ACPI_PROTOCOL *This,
IN EFI_ISA_ACPI_DEVICE_ID *Device
);
/**
ISA Interface Init.
@param This Pointer of EFI_ISA_ACPI_PROTOCOL.
@retval EFI_SUCCESS Successfully initialize ISA interface.
**/
typedef
EFI_STATUS
(EFIAPI *EFI_ISA_ACPI_INTERFACE_INIT) (
IN EFI_ISA_ACPI_PROTOCOL *This
);
//
// Interface structure for the ISA ACPI Protocol
//
struct _EFI_ISA_ACPI_PROTOCOL {
EFI_ISA_ACPI_DEVICE_ENUMERATE DeviceEnumerate;
EFI_ISA_ACPI_SET_DEVICE_POWER SetPower;
EFI_ISA_ACPI_GET_CUR_RESOURCE GetCurResource;
EFI_ISA_ACPI_GET_POS_RESOURCE GetPosResource;
EFI_ISA_ACPI_SET_RESOURCE SetResource;
EFI_ISA_ACPI_ENABLE_DEVICE EnableDevice;
EFI_ISA_ACPI_INIT_DEVICE InitDevice;
EFI_ISA_ACPI_INTERFACE_INIT InterfaceInit;
};
extern EFI_GUID gEfiIsaAcpiProtocolGuid;
#endif
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