377 lines
13 KiB
C
377 lines
13 KiB
C
#ifndef _DEVPATH_H
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#define _DEVPATH_H
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/*++
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Copyright (c) 1998 Intel Corporation
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Module Name:
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devpath.h
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Abstract:
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Defines for parsing the EFI Device Path structures
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Revision History
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--*/
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/*
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* Device Path structures - Section C
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*/
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typedef struct _EFI_DEVICE_PATH {
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UINT8 Type;
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UINT8 SubType;
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UINT8 Length[2];
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} EFI_DEVICE_PATH;
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#define EFI_DP_TYPE_MASK 0x7F
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#define EFI_DP_TYPE_UNPACKED 0x80
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/* #define END_DEVICE_PATH_TYPE 0xff */
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#define END_DEVICE_PATH_TYPE 0x7f
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/* #define END_DEVICE_PATH_TYPE_UNPACKED 0x7f */
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#define END_ENTIRE_DEVICE_PATH_SUBTYPE 0xff
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#define END_INSTANCE_DEVICE_PATH_SUBTYPE 0x01
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#define END_DEVICE_PATH_LENGTH (sizeof(EFI_DEVICE_PATH))
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#define DP_IS_END_TYPE(a)
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#define DP_IS_END_SUBTYPE(a) ( ((a)->SubType == END_ENTIRE_DEVICE_PATH_SUBTYPE )
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#define DevicePathType(a) ( ((a)->Type) & EFI_DP_TYPE_MASK )
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#define DevicePathSubType(a) ( (a)->SubType )
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#define DevicePathNodeLength(a) ( ((a)->Length[0]) | ((a)->Length[1] << 8) )
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#define NextDevicePathNode(a) ( (EFI_DEVICE_PATH *) ( ((UINT8 *) (a)) + DevicePathNodeLength(a)))
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/* #define IsDevicePathEndType(a) ( DevicePathType(a) == END_DEVICE_PATH_TYPE_UNPACKED ) */
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#define IsDevicePathEndType(a) ( DevicePathType(a) == END_DEVICE_PATH_TYPE )
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#define IsDevicePathEndSubType(a) ( (a)->SubType == END_ENTIRE_DEVICE_PATH_SUBTYPE )
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#define IsDevicePathEnd(a) ( IsDevicePathEndType(a) && IsDevicePathEndSubType(a) )
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#define IsDevicePathUnpacked(a) ( (a)->Type & EFI_DP_TYPE_UNPACKED )
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#define SetDevicePathNodeLength(a,l) { \
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(a)->Length[0] = (UINT8) (l); \
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(a)->Length[1] = (UINT8) ((l) >> 8); \
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}
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#define SetDevicePathEndNode(a) { \
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(a)->Type = END_DEVICE_PATH_TYPE; \
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(a)->SubType = END_ENTIRE_DEVICE_PATH_SUBTYPE; \
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(a)->Length[0] = sizeof(EFI_DEVICE_PATH); \
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(a)->Length[1] = 0; \
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}
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/*
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*
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*/
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#define HARDWARE_DEVICE_PATH 0x01
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#define HW_PCI_DP 0x01
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typedef struct _PCI_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT8 Function;
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UINT8 Device;
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} PCI_DEVICE_PATH;
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#define HW_PCCARD_DP 0x02
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typedef struct _PCCARD_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT8 SocketNumber;
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} PCCARD_DEVICE_PATH;
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#define HW_MEMMAP_DP 0x03
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typedef struct _MEMMAP_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 MemoryType;
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EFI_PHYSICAL_ADDRESS StartingAddress;
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EFI_PHYSICAL_ADDRESS EndingAddress;
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} MEMMAP_DEVICE_PATH;
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#define HW_VENDOR_DP 0x04
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typedef struct _VENDOR_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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EFI_GUID Guid;
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} VENDOR_DEVICE_PATH;
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#define UNKNOWN_DEVICE_GUID \
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{ 0xcf31fac5, 0xc24e, 0x11d2, 0x85, 0xf3, 0x0, 0xa0, 0xc9, 0x3e, 0xc9, 0x3b }
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typedef struct _UKNOWN_DEVICE_VENDOR_DP {
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VENDOR_DEVICE_PATH DevicePath;
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UINT8 LegacyDriveLetter;
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} UNKNOWN_DEVICE_VENDOR_DEVICE_PATH;
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#define HW_CONTROLLER_DP 0x05
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typedef struct _CONTROLLER_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 Controller;
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} CONTROLLER_DEVICE_PATH;
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/*
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*
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*/
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#define ACPI_DEVICE_PATH 0x02
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#define ACPI_DP 0x01
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typedef struct _ACPI_HID_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 HID;
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UINT32 UID;
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} ACPI_HID_DEVICE_PATH;
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/*
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* EISA ID Macro
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* EISA ID Definition 32-bits
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* bits[15:0] - three character compressed ASCII EISA ID.
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* bits[31:16] - binary number
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* Compressed ASCII is 5 bits per character 0b00001 = 'A' 0b11010 = 'Z'
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*/
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#define PNP_EISA_ID_CONST 0x41d0
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#define EISA_ID(_Name, _Num) ((UINT32) ((_Name) | (_Num) << 16))
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#define EISA_PNP_ID(_PNPId) (EISA_ID(PNP_EISA_ID_CONST, (_PNPId)))
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#define PNP_EISA_ID_MASK 0xffff
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#define EISA_ID_TO_NUM(_Id) ((_Id) >> 16)
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/*
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*
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*/
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#define MESSAGING_DEVICE_PATH 0x03
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#define MSG_ATAPI_DP 0x01
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typedef struct _ATAPI_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT8 PrimarySecondary;
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UINT8 SlaveMaster;
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UINT16 Lun;
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} ATAPI_DEVICE_PATH;
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#define MSG_SCSI_DP 0x02
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typedef struct _SCSI_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT16 Pun;
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UINT16 Lun;
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} SCSI_DEVICE_PATH;
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#define MSG_FIBRECHANNEL_DP 0x03
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typedef struct _FIBRECHANNEL_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 Reserved;
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UINT64 WWN;
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} FIBRECHANNEL_DEVICE_PATH;
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#define MSG_1394_DP 0x04
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typedef struct _F1394_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 Reserved;
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UINT64 Guid;
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} F1394_DEVICE_PATH;
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#define MSG_USB_DP 0x05
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typedef struct _USB_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT8 Port;
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UINT8 Reserved[3];
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UINT64 Guid;
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} USB_DEVICE_PATH;
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#define MSG_I2O_DP 0x06
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typedef struct _I2O_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 Tid;
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} I2O_DEVICE_PATH;
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#define MSG_MAC_ADDR_DP 0x0b
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typedef struct _MAC_ADDR_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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EFI_MAC_ADDRESS MacAddress;
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UINT8 IfType;
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} MAC_ADDR_DEVICE_PATH;
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#define MSG_IPv4_DP 0x0c
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typedef struct _IPv4_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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EFI_IPv4_ADDRESS LocalIpAddress;
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EFI_IPv4_ADDRESS RemoteIpAddress;
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UINT16 LocalPort;
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UINT16 RemotePort;
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UINT16 Protocol;
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BOOLEAN StaticIpAddress;
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} IPv4_DEVICE_PATH;
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#define MSG_IPv6_DP 0x0d
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typedef struct _IPv6_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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EFI_IPv6_ADDRESS LocalIpAddress;
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EFI_IPv6_ADDRESS RemoteIpAddress;
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UINT16 LocalPort;
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UINT16 RemotePort;
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UINT16 Protocol;
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BOOLEAN StaticIpAddress;
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} IPv6_DEVICE_PATH;
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#define MSG_INFINIBAND_DP 0x09
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typedef struct _INFINIBAND_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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} INFINIBAND_DEVICE_PATH;
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#define MSG_UART_DP 0x0e
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typedef struct _UART_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT64 BaudRate;
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UINT8 DataBits;
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UINT8 Parity;
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UINT8 StopBits;
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} UART_DEVICE_PATH;
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#define MSG_VENDOR_DP 0x0A
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/* Use VENDOR_DEVICE_PATH struct */
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#define DEVICE_PATH_MESSAGING_PC_ANSI \
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{ 0xe0c14753, 0xf9be, 0x11d2, 0x9a, 0x0c, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
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#define DEVICE_PATH_MESSAGING_VT_100 \
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{ 0xdfa66065, 0xb419, 0x11d3, 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d }
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#define MEDIA_DEVICE_PATH 0x04
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#define MEDIA_HARDDRIVE_DP 0x01
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typedef struct _HARDDRIVE_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 PartitionNumber;
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UINT64 PartitionStart;
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UINT64 PartitionSize;
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UINT8 Signature[16];
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UINT8 MBRType;
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UINT8 SignatureType;
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} HARDDRIVE_DEVICE_PATH;
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#define MBR_TYPE_PCAT 0x01
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#define MBR_TYPE_EFI_PARTITION_TABLE_HEADER 0x02
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#define SIGNATURE_TYPE_MBR 0x01
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#define SIGNATURE_TYPE_GUID 0x02
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#define MEDIA_CDROM_DP 0x02
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typedef struct _CDROM_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT32 BootEntry;
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UINT64 PartitionStart;
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UINT64 PartitionSize;
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} CDROM_DEVICE_PATH;
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#define MEDIA_VENDOR_DP 0x03
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/* Use VENDOR_DEVICE_PATH struct */
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#define MEDIA_FILEPATH_DP 0x04
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typedef struct _FILEPATH_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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CHAR16 PathName[1];
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} FILEPATH_DEVICE_PATH;
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#define SIZE_OF_FILEPATH_DEVICE_PATH EFI_FIELD_OFFSET(FILEPATH_DEVICE_PATH,PathName)
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#define MEDIA_PROTOCOL_DP 0x05
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typedef struct _MEDIA_PROTOCOL_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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EFI_GUID Protocol;
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} MEDIA_PROTOCOL_DEVICE_PATH;
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#define BBS_DEVICE_PATH 0x05
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#define BBS_BBS_DP 0x01
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typedef struct _BBS_BBS_DEVICE_PATH {
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EFI_DEVICE_PATH Header;
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UINT16 DeviceType;
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UINT16 StatusFlag;
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CHAR8 String[1];
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} BBS_BBS_DEVICE_PATH;
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/* DeviceType definitions - from BBS specification */
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#define BBS_TYPE_FLOPPY 0x01
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#define BBS_TYPE_HARDDRIVE 0x02
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#define BBS_TYPE_CDROM 0x03
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#define BBS_TYPE_PCMCIA 0x04
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#define BBS_TYPE_USB 0x05
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#define BBS_TYPE_EMBEDDED_NETWORK 0x06
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#define BBS_TYPE_DEV 0x80
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#define BBS_TYPE_UNKNOWN 0xFF
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typedef union {
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EFI_DEVICE_PATH DevPath;
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PCI_DEVICE_PATH Pci;
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PCCARD_DEVICE_PATH PcCard;
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MEMMAP_DEVICE_PATH MemMap;
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VENDOR_DEVICE_PATH Vendor;
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UNKNOWN_DEVICE_VENDOR_DEVICE_PATH UnknownVendor;
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CONTROLLER_DEVICE_PATH Controller;
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ACPI_HID_DEVICE_PATH Acpi;
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ATAPI_DEVICE_PATH Atapi;
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SCSI_DEVICE_PATH Scsi;
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FIBRECHANNEL_DEVICE_PATH FibreChannel;
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F1394_DEVICE_PATH F1394;
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USB_DEVICE_PATH Usb;
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I2O_DEVICE_PATH I2O;
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MAC_ADDR_DEVICE_PATH MacAddr;
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IPv4_DEVICE_PATH Ipv4;
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IPv6_DEVICE_PATH Ipv6;
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INFINIBAND_DEVICE_PATH InfiniBand;
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UART_DEVICE_PATH Uart;
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HARDDRIVE_DEVICE_PATH HardDrive;
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CDROM_DEVICE_PATH CD;
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FILEPATH_DEVICE_PATH FilePath;
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MEDIA_PROTOCOL_DEVICE_PATH MediaProtocol;
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BBS_BBS_DEVICE_PATH Bbs;
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} EFI_DEV_PATH;
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typedef union {
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EFI_DEVICE_PATH *DevPath;
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PCI_DEVICE_PATH *Pci;
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PCCARD_DEVICE_PATH *PcCard;
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MEMMAP_DEVICE_PATH *MemMap;
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VENDOR_DEVICE_PATH *Vendor;
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UNKNOWN_DEVICE_VENDOR_DEVICE_PATH *UnknownVendor;
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CONTROLLER_DEVICE_PATH *Controller;
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ACPI_HID_DEVICE_PATH *Acpi;
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ATAPI_DEVICE_PATH *Atapi;
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SCSI_DEVICE_PATH *Scsi;
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FIBRECHANNEL_DEVICE_PATH *FibreChannel;
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F1394_DEVICE_PATH *F1394;
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USB_DEVICE_PATH *Usb;
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I2O_DEVICE_PATH *I2O;
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MAC_ADDR_DEVICE_PATH *MacAddr;
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IPv4_DEVICE_PATH *Ipv4;
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IPv6_DEVICE_PATH *Ipv6;
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INFINIBAND_DEVICE_PATH *InfiniBand;
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UART_DEVICE_PATH *Uart;
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HARDDRIVE_DEVICE_PATH *HardDrive;
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FILEPATH_DEVICE_PATH *FilePath;
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MEDIA_PROTOCOL_DEVICE_PATH *MediaProtocol;
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CDROM_DEVICE_PATH *CD;
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BBS_BBS_DEVICE_PATH *Bbs;
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} EFI_DEV_PATH_PTR;
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#endif
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