[u-boot.git] / include / efi_api.h

/*
 * Extensible Firmware Interface
 * Based on 'Extensible Firmware Interface Specification' version 0.9,
 * April 30, 1999
 *
 * Copyright (C) 1999 VA Linux Systems
 * Copyright (C) 1999 Walt Drummond <[email protected]>
 * Copyright (C) 1999, 2002-2003 Hewlett-Packard Co.
 *	David Mosberger-Tang <[email protected]>
 *	Stephane Eranian <[email protected]>
 *
 * From include/linux/efi.h in kernel 4.1 with some additions/subtractions
 */

#ifndef _EFI_API_H
#define _EFI_API_H

#include <efi.h>

#ifdef CONFIG_EFI_LOADER
#include <asm/setjmp.h>
#endif

/* Types and defines for EFI CreateEvent */
enum efi_event_type {
	EFI_TIMER_STOP = 0,
	EFI_TIMER_PERIODIC = 1,
	EFI_TIMER_RELATIVE = 2
};

/* EFI Boot Services table */
struct efi_boot_services {
	struct efi_table_hdr hdr;
	efi_status_t (EFIAPI *raise_tpl)(unsigned long new_tpl);
	void (EFIAPI *restore_tpl)(unsigned long old_tpl);

	efi_status_t (EFIAPI *allocate_pages)(int, int, unsigned long,
					      efi_physical_addr_t *);
	efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, unsigned long);
	efi_status_t (EFIAPI *get_memory_map)(unsigned long *memory_map_size,
			struct efi_mem_desc *desc, unsigned long *key,
			unsigned long *desc_size, u32 *desc_version);
	efi_status_t (EFIAPI *allocate_pool)(int, unsigned long, void **);
	efi_status_t (EFIAPI *free_pool)(void *);

	efi_status_t (EFIAPI *create_event)(enum efi_event_type type,
			unsigned long notify_tpl,
			void (EFIAPI *notify_function) (void *event,
							void *context),
			void *notify_context, void **event);
	efi_status_t (EFIAPI *set_timer)(void *event, int type,
			uint64_t trigger_time);
	efi_status_t (EFIAPI *wait_for_event)(unsigned long number_of_events,
			void *event, unsigned long *index);
	efi_status_t (EFIAPI *signal_event)(void *event);
	efi_status_t (EFIAPI *close_event)(void *event);
	efi_status_t (EFIAPI *check_event)(void *event);

	efi_status_t (EFIAPI *install_protocol_interface)(
			void **handle, efi_guid_t *protocol,
			int protocol_interface_type, void *protocol_interface);
	efi_status_t (EFIAPI *reinstall_protocol_interface)(
			void *handle, efi_guid_t *protocol,
			void *old_interface, void *new_interface);
	efi_status_t (EFIAPI *uninstall_protocol_interface)(void *handle,
			efi_guid_t *protocol, void *protocol_interface);
	efi_status_t (EFIAPI *handle_protocol)(efi_handle_t, efi_guid_t *,
					       void **);
	void *reserved;
	efi_status_t (EFIAPI *register_protocol_notify)(
			efi_guid_t *protocol, void *event,
			void **registration);
	efi_status_t (EFIAPI *locate_handle)(
			enum efi_locate_search_type search_type,
			efi_guid_t *protocol, void *search_key,
			unsigned long *buffer_size, efi_handle_t *buffer);
	efi_status_t (EFIAPI *locate_device_path)(efi_guid_t *protocol,
			struct efi_device_path **device_path,
			efi_handle_t *device);
	efi_status_t (EFIAPI *install_configuration_table)(
			efi_guid_t *guid, void *table);

	efi_status_t (EFIAPI *load_image)(bool boot_policiy,
			efi_handle_t parent_image,
			struct efi_device_path *file_path, void *source_buffer,
			unsigned long source_size, efi_handle_t *image);
	efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
					   unsigned long *exitdata_size,
					   s16 **exitdata);
	efi_status_t (EFIAPI *exit)(efi_handle_t handle,
				    efi_status_t exit_status,
				    unsigned long exitdata_size, s16 *exitdata);
	efi_status_t (EFIAPI *unload_image)(void *image_handle);
	efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);

	efi_status_t (EFIAPI *get_next_monotonic_count)(u64 *count);
	efi_status_t (EFIAPI *stall)(unsigned long usecs);
	efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout,
			uint64_t watchdog_code, unsigned long data_size,
			uint16_t *watchdog_data);
	efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
			efi_handle_t *driver_image_handle,
			struct efi_device_path *remaining_device_path,
			bool recursive);
	efi_status_t (EFIAPI *disconnect_controller)(void *controller_handle,
			void *driver_image_handle, void *child_handle);
#define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL  0x00000001
#define EFI_OPEN_PROTOCOL_GET_PROTOCOL        0x00000002
#define EFI_OPEN_PROTOCOL_TEST_PROTOCOL       0x00000004
#define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
#define EFI_OPEN_PROTOCOL_BY_DRIVER           0x00000010
#define EFI_OPEN_PROTOCOL_EXCLUSIVE           0x00000020
	efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle,
			efi_guid_t *protocol, void **interface,
			efi_handle_t agent_handle,
			efi_handle_t controller_handle, u32 attributes);
	efi_status_t (EFIAPI *close_protocol)(void *handle,
			efi_guid_t *protocol, void *agent_handle,
			void *controller_handle);
	efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle,
			efi_guid_t *protocol,
			struct efi_open_protocol_info_entry **entry_buffer,
			unsigned long *entry_count);
	efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
			efi_guid_t ***protocol_buffer,
			unsigned long *protocols_buffer_count);
	efi_status_t (EFIAPI *locate_handle_buffer) (
			enum efi_locate_search_type search_type,
			efi_guid_t *protocol, void *search_key,
			unsigned long *no_handles, efi_handle_t **buffer);
	efi_status_t (EFIAPI *locate_protocol)(efi_guid_t *protocol,
			void *registration, void **protocol_interface);
	efi_status_t (EFIAPI *install_multiple_protocol_interfaces)(
			void **handle, ...);
	efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)(
			void *handle, ...);
	efi_status_t (EFIAPI *calculate_crc32)(void *data,
			unsigned long data_size, uint32_t *crc32);
	void (EFIAPI *copy_mem)(void *destination, void *source,
			unsigned long length);
	void (EFIAPI *set_mem)(void *buffer, unsigned long size,
			uint8_t value);
	void *create_event_ex;
};

/* Types and defines for EFI ResetSystem */
enum efi_reset_type {
	EFI_RESET_COLD = 0,
	EFI_RESET_WARM = 1,
	EFI_RESET_SHUTDOWN = 2
};

/* EFI Runtime Services table */
#define EFI_RUNTIME_SERVICES_SIGNATURE	0x5652453544e5552ULL
#define EFI_RUNTIME_SERVICES_REVISION	0x00010000

struct efi_runtime_services {
	struct efi_table_hdr hdr;
	efi_status_t (EFIAPI *get_time)(struct efi_time *time,
			struct efi_time_cap *capabilities);
	efi_status_t (EFIAPI *set_time)(struct efi_time *time);
	efi_status_t (EFIAPI *get_wakeup_time)(char *enabled, char *pending,
			struct efi_time *time);
	efi_status_t (EFIAPI *set_wakeup_time)(char enabled,
			struct efi_time *time);
	efi_status_t (EFIAPI *set_virtual_address_map)(
			unsigned long memory_map_size,
			unsigned long descriptor_size,
			uint32_t descriptor_version,
			struct efi_mem_desc *virtmap);
	efi_status_t (*convert_pointer)(unsigned long dbg, void **address);
	efi_status_t (EFIAPI *get_variable)(s16 *variable_name,
			efi_guid_t *vendor, u32 *attributes,
			unsigned long *data_size, void *data);
	efi_status_t (EFIAPI *get_next_variable)(
			unsigned long *variable_name_size,
			s16 *variable_name, efi_guid_t *vendor);
	efi_status_t (EFIAPI *set_variable)(s16 *variable_name,
			efi_guid_t *vendor, u32 attributes,
			unsigned long data_size, void *data);
	efi_status_t (EFIAPI *get_next_high_mono_count)(
			uint32_t *high_count);
	void (EFIAPI *reset_system)(enum efi_reset_type reset_type,
				    efi_status_t reset_status,
				    unsigned long data_size, void *reset_data);
	void *update_capsule;
	void *query_capsule_caps;
	void *query_variable_info;
};

/* EFI Configuration Table and GUID definitions */
#define NULL_GUID \
	EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
		 0x00, 0x00, 0x00, 0x00, 0x00, 0x00)

#define LOADED_IMAGE_PROTOCOL_GUID \
	EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \
		 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)

#define EFI_FDT_GUID \
	EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \
		 0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0)

#define SMBIOS_TABLE_GUID \
	EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3,  \
		 0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)

struct efi_configuration_table
{
	efi_guid_t guid;
	void *table;
};

#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)

struct efi_system_table {
	struct efi_table_hdr hdr;
	unsigned long fw_vendor;   /* physical addr of wchar_t vendor string */
	u32 fw_revision;
	unsigned long con_in_handle;
	struct efi_simple_input_interface *con_in;
	unsigned long con_out_handle;
	struct efi_simple_text_output_protocol *con_out;
	unsigned long stderr_handle;
	struct efi_simple_text_output_protocol *std_err;
	struct efi_runtime_services *runtime;
	struct efi_boot_services *boottime;
	unsigned long nr_tables;
	struct efi_configuration_table *tables;
};

#define LOADED_IMAGE_GUID \
	EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \
		 0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)

struct efi_loaded_image {
	u32 revision;
	void *parent_handle;
	struct efi_system_table *system_table;
	void *device_handle;
	void *file_path;
	void *reserved;
	u32 load_options_size;
	void *load_options;
	void *image_base;
	aligned_u64 image_size;
	unsigned int image_code_type;
	unsigned int image_data_type;
	unsigned long unload;

	/* Below are efi loader private fields */
#ifdef CONFIG_EFI_LOADER
	efi_status_t exit_status;
	struct jmp_buf_data exit_jmp;
#endif
};

#define DEVICE_PATH_GUID \
	EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \
		 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )

#define DEVICE_PATH_TYPE_END			0x7f
#  define DEVICE_PATH_SUB_TYPE_END		0xff

struct efi_device_path {
	u8 type;
	u8 sub_type;
	u16 length;
};

#define DEVICE_PATH_TYPE_MEDIA_DEVICE		0x04
#  define DEVICE_PATH_SUB_TYPE_FILE_PATH	0x04

struct efi_device_path_file_path {
	struct efi_device_path dp;
	u16 str[32];
};

#define BLOCK_IO_GUID \
	EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
		 0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)

struct efi_block_io_media
{
	u32 media_id;
	char removable_media;
	char media_present;
	char logical_partition;
	char read_only;
	char write_caching;
	u8 pad[3];
	u32 block_size;
	u32 io_align;
	u8 pad2[4];
	u64 last_block;
};

struct efi_block_io {
	u64 revision;
	struct efi_block_io_media *media;
	efi_status_t (EFIAPI *reset)(struct efi_block_io *this,
			char extended_verification);
	efi_status_t (EFIAPI *read_blocks)(struct efi_block_io *this,
			u32 media_id, u64 lba, unsigned long buffer_size,
			void *buffer);
	efi_status_t (EFIAPI *write_blocks)(struct efi_block_io *this,
			u32 media_id, u64 lba, unsigned long buffer_size,
			void *buffer);
	efi_status_t (EFIAPI *flush_blocks)(struct efi_block_io *this);
};

struct simple_text_output_mode {
	s32 max_mode;
	s32 mode;
	s32 attribute;
	s32 cursor_column;
	s32 cursor_row;
	bool cursor_visible;
};

struct efi_simple_text_output_protocol {
	void *reset;
	efi_status_t (EFIAPI *output_string)(
			struct efi_simple_text_output_protocol *this,
			const unsigned short *str);
	efi_status_t (EFIAPI *test_string)(
			struct efi_simple_text_output_protocol *this,
			const unsigned short *str);
	efi_status_t(EFIAPI *query_mode)(
			struct efi_simple_text_output_protocol *this,
			unsigned long mode_number, unsigned long *columns,
			unsigned long *rows);
	efi_status_t(EFIAPI *set_mode)(
			struct efi_simple_text_output_protocol *this,
			unsigned long mode_number);
	efi_status_t(EFIAPI *set_attribute)(
			struct efi_simple_text_output_protocol *this,
			unsigned long attribute);
	efi_status_t(EFIAPI *clear_screen) (
			struct efi_simple_text_output_protocol *this);
	efi_status_t(EFIAPI *set_cursor_position) (
			struct efi_simple_text_output_protocol *this,
			unsigned long column, unsigned long row);
	efi_status_t(EFIAPI *enable_cursor)(
			struct efi_simple_text_output_protocol *this,
			bool enable);
	struct simple_text_output_mode *mode;
};

struct efi_input_key {
	u16 scan_code;
	s16 unicode_char;
};

struct efi_simple_input_interface {
	efi_status_t(EFIAPI *reset)(struct efi_simple_input_interface *this,
			bool ExtendedVerification);
	efi_status_t(EFIAPI *read_key_stroke)(
			struct efi_simple_input_interface *this,
			struct efi_input_key *key);
	void *wait_for_key;
};

#define CONSOLE_CONTROL_GUID \
	EFI_GUID(0xf42f7782, 0x12e, 0x4c12, \
		 0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21)
#define EFI_CONSOLE_MODE_TEXT	0
#define EFI_CONSOLE_MODE_GFX	1

struct efi_console_control_protocol
{
	efi_status_t (EFIAPI *get_mode)(
			struct efi_console_control_protocol *this, int *mode,
			char *uga_exists, char *std_in_locked);
	efi_status_t (EFIAPI *set_mode)(
			struct efi_console_control_protocol *this, int mode);
	efi_status_t (EFIAPI *lock_std_in)(
			struct efi_console_control_protocol *this,
			uint16_t *password);
};

#define EFI_GOP_GUID \
	EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
		 0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)

#define EFI_GOT_RGBA8		0
#define EFI_GOT_BGRA8		1
#define EFI_GOT_BITMASK		2

struct efi_gop_mode_info
{
	u32 version;
	u32 width;
	u32 height;
	u32 pixel_format;
	u32 pixel_bitmask[4];
	u32 pixels_per_scanline;
};

struct efi_gop_mode
{
	u32 max_mode;
	u32 mode;
	struct efi_gop_mode_info *info;
	unsigned long info_size;
	efi_physical_addr_t fb_base;
	unsigned long fb_size;
};

#define EFI_BLT_VIDEO_FILL		0
#define EFI_BLT_VIDEO_TO_BLT_BUFFER	1
#define EFI_BLT_BUFFER_TO_VIDEO		2
#define EFI_BLT_VIDEO_TO_VIDEO		3

struct efi_gop
{
	efi_status_t (EFIAPI *query_mode)(struct efi_gop *this, u32 mode_number,
					  unsigned long *size_of_info,
					  struct efi_gop_mode_info **info);
	efi_status_t (EFIAPI *set_mode)(struct efi_gop *this, u32 mode_number);
	efi_status_t (EFIAPI *blt)(struct efi_gop *this, void *buffer,
				   unsigned long operation, unsigned long sx,
				   unsigned long sy, unsigned long dx,
				   unsigned long dy, unsigned long width,
				   unsigned long height, unsigned long delta);
	struct efi_gop_mode *mode;
};

#define EFI_SIMPLE_NETWORK_GUID \
	EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
		 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)

struct efi_mac_address {
	char mac_addr[32];
};

struct efi_ip_address {
	u8 ip_addr[16];
};

enum efi_simple_network_state {
	EFI_NETWORK_STOPPED,
	EFI_NETWORK_STARTED,
	EFI_NETWORK_INITIALIZED,
};

struct efi_simple_network_mode {
	enum efi_simple_network_state state;
	u32 hwaddr_size;
	u32 media_header_size;
	u32 max_packet_size;
	u32 nvram_size;
	u32 nvram_access_size;
	u32 receive_filter_mask;
	u32 receive_filter_setting;
	u32 max_mcast_filter_count;
	u32 mcast_filter_count;
	struct efi_mac_address mcast_filter[16];
	struct efi_mac_address current_address;
	struct efi_mac_address broadcast_address;
	struct efi_mac_address permanent_address;
	u8 if_type;
	u8 mac_changeable;
	u8 multitx_supported;
	u8 media_present_supported;
	u8 media_present;
};

#define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST               0x01,
#define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST             0x02,
#define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST             0x04,
#define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS           0x08,
#define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10,

struct efi_simple_network
{
	u64 revision;
	efi_status_t (EFIAPI *start)(struct efi_simple_network *this);
	efi_status_t (EFIAPI *stop)(struct efi_simple_network *this);
	efi_status_t (EFIAPI *initialize)(struct efi_simple_network *this,
			ulong extra_rx, ulong extra_tx);
	efi_status_t (EFIAPI *reset)(struct efi_simple_network *this,
			int extended_verification);
	efi_status_t (EFIAPI *shutdown)(struct efi_simple_network *this);
	efi_status_t (EFIAPI *receive_filters)(struct efi_simple_network *this,
			u32 enable, u32 disable, int reset_mcast_filter,
			ulong mcast_filter_count,
			struct efi_mac_address *mcast_filter);
	efi_status_t (EFIAPI *station_address)(struct efi_simple_network *this,
			int reset, struct efi_mac_address *new_mac);
	efi_status_t (EFIAPI *statistics)(struct efi_simple_network *this,
			int reset, ulong *stat_size, void *stat_table);
	efi_status_t (EFIAPI *mcastiptomac)(struct efi_simple_network *this,
			int ipv6, struct efi_ip_address *ip,
			struct efi_mac_address *mac);
	efi_status_t (EFIAPI *nvdata)(struct efi_simple_network *this,
			int read_write, ulong offset, ulong buffer_size,
			char *buffer);
	efi_status_t (EFIAPI *get_status)(struct efi_simple_network *this,
			u32 *int_status, void **txbuf);
	efi_status_t (EFIAPI *transmit)(struct efi_simple_network *this,
			ulong header_size, ulong buffer_size, void *buffer,
			struct efi_mac_address *src_addr,
			struct efi_mac_address *dest_addr, u16 *protocol);
	efi_status_t (EFIAPI *receive)(struct efi_simple_network *this,
			ulong *header_size, ulong *buffer_size, void *buffer,
			struct efi_mac_address *src_addr,
			struct efi_mac_address *dest_addr, u16 *protocol);
	void (EFIAPI *waitforpacket)(void);
	struct efi_simple_network_mode *mode;
};

#define EFI_PXE_GUID \
	EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
		 0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)

struct efi_pxe_packet {
	u8 packet[1472];
};

struct efi_pxe_mode
{
	u8 unused[52];
	struct efi_pxe_packet dhcp_discover;
	struct efi_pxe_packet dhcp_ack;
	struct efi_pxe_packet proxy_offer;
	struct efi_pxe_packet pxe_discover;
	struct efi_pxe_packet pxe_reply;
};

struct efi_pxe {
	u64 rev;
	void (EFIAPI *start)(void);
	void (EFIAPI *stop)(void);
	void (EFIAPI *dhcp)(void);
	void (EFIAPI *discover)(void);
	void (EFIAPI *mftp)(void);
	void (EFIAPI *udpwrite)(void);
	void (EFIAPI *udpread)(void);
	void (EFIAPI *setipfilter)(void);
	void (EFIAPI *arp)(void);
	void (EFIAPI *setparams)(void);
	void (EFIAPI *setstationip)(void);
	void (EFIAPI *setpackets)(void);
	struct efi_pxe_mode *mode;
};

#endif
Commit	Line	Data
867a6ac8 SG	1	/*
	2	* Extensible Firmware Interface
	3	* Based on 'Extensible Firmware Interface Specification' version 0.9,
	4	* April 30, 1999
	5	*
	6	* Copyright (C) 1999 VA Linux Systems
	7	* Copyright (C) 1999 Walt Drummond <[email protected]>
	8	* Copyright (C) 1999, 2002-2003 Hewlett-Packard Co.
	9	* David Mosberger-Tang <[email protected]>
	10	* Stephane Eranian <[email protected]>
	11	*
	12	* From include/linux/efi.h in kernel 4.1 with some additions/subtractions
	13	*/
	14
	15	#ifndef _EFI_API_H
	16	#define _EFI_API_H
	17
	18	#include <efi.h>
	19
a86aeaf2 AG	20	#ifdef CONFIG_EFI_LOADER
	21	#include <asm/setjmp.h>
	22	#endif
	23
2bb9b79d AG	24	/* Types and defines for EFI CreateEvent */
	25	enum efi_event_type {
	26	EFI_TIMER_STOP = 0,
	27	EFI_TIMER_PERIODIC = 1,
	28	EFI_TIMER_RELATIVE = 2
	29	};
	30
867a6ac8 SG	31	/* EFI Boot Services table */
	32	struct efi_boot_services {
	33	struct efi_table_hdr hdr;
2bb9b79d AG	34	efi_status_t (EFIAPI *raise_tpl)(unsigned long new_tpl);
2bb9b79d AG	35	void (EFIAPI *restore_tpl)(unsigned long old_tpl);
867a6ac8 SG	36
	37	efi_status_t (EFIAPI *allocate_pages)(int, int, unsigned long,
	38	efi_physical_addr_t *);
	39	efi_status_t (EFIAPI *free_pages)(efi_physical_addr_t, unsigned long);
	40	efi_status_t (EFIAPI get_memory_map)(unsigned long memory_map_size,
	41	struct efi_mem_desc desc, unsigned long key,
	42	unsigned long desc_size, u32 desc_version);
	43	efi_status_t (EFIAPI allocate_pool)(int, unsigned long, void *);
	44	efi_status_t (EFIAPI free_pool)(void );
	45
2bb9b79d AG	46	efi_status_t (EFIAPI *create_event)(enum efi_event_type type,
	47	unsigned long notify_tpl,
	48	void (EFIAPI notify_function) (void event,
	49	void *context),
	50	void notify_context, void *event);
	51	efi_status_t (EFIAPI set_timer)(void event, int type,
	52	uint64_t trigger_time);
	53	efi_status_t (EFIAPI *wait_for_event)(unsigned long number_of_events,
	54	void event, unsigned long index);
	55	efi_status_t (EFIAPI signal_event)(void event);
	56	efi_status_t (EFIAPI close_event)(void event);
	57	efi_status_t (EFIAPI check_event)(void event);
	58
	59	efi_status_t (EFIAPI *install_protocol_interface)(
	60	void *handle, efi_guid_t protocol,
	61	int protocol_interface_type, void *protocol_interface);
	62	efi_status_t (EFIAPI *reinstall_protocol_interface)(
	63	void handle, efi_guid_t protocol,
	64	void old_interface, void new_interface);
	65	efi_status_t (EFIAPI uninstall_protocol_interface)(void handle,
	66	efi_guid_t protocol, void protocol_interface);
867a6ac8 SG	67	efi_status_t (EFIAPI handle_protocol)(efi_handle_t, efi_guid_t ,
	68	void **);
	69	void *reserved;
2bb9b79d AG	70	efi_status_t (EFIAPI *register_protocol_notify)(
	71	efi_guid_t protocol, void event,
	72	void **registration);
867a6ac8 SG	73	efi_status_t (EFIAPI *locate_handle)(
	74	enum efi_locate_search_type search_type,
	75	efi_guid_t protocol, void search_key,
	76	unsigned long buffer_size, efi_handle_t buffer);
	77	efi_status_t (EFIAPI locate_device_path)(efi_guid_t protocol,
	78	struct efi_device_path **device_path,
	79	efi_handle_t *device);
2bb9b79d AG	80	efi_status_t (EFIAPI *install_configuration_table)(
2bb9b79d AG	81	efi_guid_t guid, void table);
867a6ac8 SG	82
	83	efi_status_t (EFIAPI *load_image)(bool boot_policiy,
	84	efi_handle_t parent_image,
	85	struct efi_device_path file_path, void source_buffer,
	86	unsigned long source_size, efi_handle_t *image);
	87	efi_status_t (EFIAPI *start_image)(efi_handle_t handle,
	88	unsigned long *exitdata_size,
	89	s16 **exitdata);
	90	efi_status_t (EFIAPI *exit)(efi_handle_t handle,
	91	efi_status_t exit_status,
	92	unsigned long exitdata_size, s16 *exitdata);
2bb9b79d	93	efi_status_t (EFIAPI unload_image)(void image_handle);
867a6ac8 SG	94	efi_status_t (EFIAPI *exit_boot_services)(efi_handle_t, unsigned long);
	95
	96	efi_status_t (EFIAPI get_next_monotonic_count)(u64 count);
	97	efi_status_t (EFIAPI *stall)(unsigned long usecs);
2bb9b79d AG	98	efi_status_t (EFIAPI *set_watchdog_timer)(unsigned long timeout,
	99	uint64_t watchdog_code, unsigned long data_size,
	100	uint16_t *watchdog_data);
867a6ac8 SG	101	efi_status_t(EFIAPI *connect_controller)(efi_handle_t controller_handle,
	102	efi_handle_t *driver_image_handle,
	103	struct efi_device_path *remaining_device_path,
	104	bool recursive);
2bb9b79d AG	105	efi_status_t (EFIAPI disconnect_controller)(void controller_handle,
2bb9b79d AG	106	void driver_image_handle, void child_handle);
867a6ac8 SG	107	#define EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL 0x00000001
	108	#define EFI_OPEN_PROTOCOL_GET_PROTOCOL 0x00000002
	109	#define EFI_OPEN_PROTOCOL_TEST_PROTOCOL 0x00000004
	110	#define EFI_OPEN_PROTOCOL_BY_CHILD_CONTROLLER 0x00000008
	111	#define EFI_OPEN_PROTOCOL_BY_DRIVER 0x00000010
	112	#define EFI_OPEN_PROTOCOL_EXCLUSIVE 0x00000020
	113	efi_status_t (EFIAPI *open_protocol)(efi_handle_t handle,
	114	efi_guid_t protocol, void *interface,
	115	efi_handle_t agent_handle,
	116	efi_handle_t controller_handle, u32 attributes);
2bb9b79d AG	117	efi_status_t (EFIAPI close_protocol)(void handle,
	118	efi_guid_t protocol, void agent_handle,
	119	void *controller_handle);
867a6ac8 SG	120	efi_status_t(EFIAPI *open_protocol_information)(efi_handle_t handle,
	121	efi_guid_t *protocol,
	122	struct efi_open_protocol_info_entry **entry_buffer,
	123	unsigned long *entry_count);
	124	efi_status_t (EFIAPI *protocols_per_handle)(efi_handle_t handle,
	125	efi_guid_t ***protocol_buffer,
	126	unsigned long *protocols_buffer_count);
	127	efi_status_t (EFIAPI *locate_handle_buffer) (
	128	enum efi_locate_search_type search_type,
	129	efi_guid_t protocol, void search_key,
	130	unsigned long no_handles, efi_handle_t *buffer);
2bb9b79d AG	131	efi_status_t (EFIAPI locate_protocol)(efi_guid_t protocol,
	132	void registration, void *protocol_interface);
	133	efi_status_t (EFIAPI *install_multiple_protocol_interfaces)(
	134	void **handle, ...);
	135	efi_status_t (EFIAPI *uninstall_multiple_protocol_interfaces)(
	136	void *handle, ...);
	137	efi_status_t (EFIAPI calculate_crc32)(void data,
	138	unsigned long data_size, uint32_t *crc32);
	139	void (EFIAPI copy_mem)(void destination, void *source,
	140	unsigned long length);
	141	void (EFIAPI set_mem)(void buffer, unsigned long size,
	142	uint8_t value);
867a6ac8 SG	143	void *create_event_ex;
	144	};
	145
	146	/* Types and defines for EFI ResetSystem */
	147	enum efi_reset_type {
	148	EFI_RESET_COLD = 0,
	149	EFI_RESET_WARM = 1,
	150	EFI_RESET_SHUTDOWN = 2
	151	};
	152
	153	/* EFI Runtime Services table */
	154	#define EFI_RUNTIME_SERVICES_SIGNATURE 0x5652453544e5552ULL
	155	#define EFI_RUNTIME_SERVICES_REVISION 0x00010000
	156
	157	struct efi_runtime_services {
	158	struct efi_table_hdr hdr;
2bb9b79d AG	159	efi_status_t (EFIAPI get_time)(struct efi_time time,
	160	struct efi_time_cap *capabilities);
	161	efi_status_t (EFIAPI set_time)(struct efi_time time);
	162	efi_status_t (EFIAPI get_wakeup_time)(char enabled, char *pending,
	163	struct efi_time *time);
	164	efi_status_t (EFIAPI *set_wakeup_time)(char enabled,
	165	struct efi_time *time);
	166	efi_status_t (EFIAPI *set_virtual_address_map)(
	167	unsigned long memory_map_size,
	168	unsigned long descriptor_size,
	169	uint32_t descriptor_version,
	170	struct efi_mem_desc *virtmap);
	171	efi_status_t (convert_pointer)(unsigned long dbg, void *address);
867a6ac8 SG	172	efi_status_t (EFIAPI get_variable)(s16 variable_name,
	173	efi_guid_t vendor, u32 attributes,
	174	unsigned long data_size, void data);
	175	efi_status_t (EFIAPI *get_next_variable)(
	176	unsigned long *variable_name_size,
	177	s16 variable_name, efi_guid_t vendor);
	178	efi_status_t (EFIAPI set_variable)(s16 variable_name,
	179	efi_guid_t *vendor, u32 attributes,
	180	unsigned long data_size, void *data);
2bb9b79d AG	181	efi_status_t (EFIAPI *get_next_high_mono_count)(
2bb9b79d AG	182	uint32_t *high_count);
867a6ac8 SG	183	void (EFIAPI *reset_system)(enum efi_reset_type reset_type,
	184	efi_status_t reset_status,
	185	unsigned long data_size, void *reset_data);
	186	void *update_capsule;
	187	void *query_capsule_caps;
	188	void *query_variable_info;
	189	};
	190
	191	/* EFI Configuration Table and GUID definitions */
	192	#define NULL_GUID \
	193	EFI_GUID(0x00000000, 0x0000, 0x0000, 0x00, 0x00, \
	194	0x00, 0x00, 0x00, 0x00, 0x00, 0x00)
	195
	196	#define LOADED_IMAGE_PROTOCOL_GUID \
	197	EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, 0x8e, 0x3f, \
	198	0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
	199
2bb9b79d AG	200	#define EFI_FDT_GUID \
	201	EFI_GUID(0xb1b621d5, 0xf19c, 0x41a5, \
	202	0x83, 0x0b, 0xd9, 0x15, 0x2c, 0x69, 0xaa, 0xe0)
	203
e663b350 AG	204	#define SMBIOS_TABLE_GUID \
	205	EFI_GUID(0xeb9d2d31, 0x2d88, 0x11d3, \
	206	0x9a, 0x16, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
	207
2bb9b79d AG	208	struct efi_configuration_table
	209	{
	210	efi_guid_t guid;
	211	void *table;
	212	};
	213
	214	#define EFI_SYSTEM_TABLE_SIGNATURE ((u64)0x5453595320494249ULL)
	215
867a6ac8 SG	216	struct efi_system_table {
	217	struct efi_table_hdr hdr;
	218	unsigned long fw_vendor; /* physical addr of wchar_t vendor string */
	219	u32 fw_revision;
	220	unsigned long con_in_handle;
	221	struct efi_simple_input_interface *con_in;
	222	unsigned long con_out_handle;
	223	struct efi_simple_text_output_protocol *con_out;
	224	unsigned long stderr_handle;
2bb9b79d	225	struct efi_simple_text_output_protocol *std_err;
867a6ac8 SG	226	struct efi_runtime_services *runtime;
	227	struct efi_boot_services *boottime;
	228	unsigned long nr_tables;
2bb9b79d	229	struct efi_configuration_table *tables;
867a6ac8 SG	230	};
867a6ac8 SG	231
2bb9b79d AG	232	#define LOADED_IMAGE_GUID \
	233	EFI_GUID(0x5b1b31a1, 0x9562, 0x11d2, \
	234	0x8e, 0x3f, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
	235
867a6ac8 SG	236	struct efi_loaded_image {
	237	u32 revision;
	238	void *parent_handle;
	239	struct efi_system_table *system_table;
	240	void *device_handle;
	241	void *file_path;
	242	void *reserved;
	243	u32 load_options_size;
	244	void *load_options;
	245	void *image_base;
	246	aligned_u64 image_size;
	247	unsigned int image_code_type;
	248	unsigned int image_data_type;
	249	unsigned long unload;
a86aeaf2 AG	250
	251	/* Below are efi loader private fields */
	252	#ifdef CONFIG_EFI_LOADER
	253	efi_status_t exit_status;
	254	struct jmp_buf_data exit_jmp;
	255	#endif
867a6ac8 SG	256	};
867a6ac8 SG	257
2bb9b79d AG	258	#define DEVICE_PATH_GUID \
	259	EFI_GUID(0x09576e91, 0x6d3f, 0x11d2, \
	260	0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b )
	261
	262	#define DEVICE_PATH_TYPE_END 0x7f
	263	# define DEVICE_PATH_SUB_TYPE_END 0xff
	264
867a6ac8 SG	265	struct efi_device_path {
	266	u8 type;
	267	u8 sub_type;
	268	u16 length;
	269	};
	270
2bb9b79d AG	271	#define DEVICE_PATH_TYPE_MEDIA_DEVICE 0x04
	272	# define DEVICE_PATH_SUB_TYPE_FILE_PATH 0x04
	273
	274	struct efi_device_path_file_path {
	275	struct efi_device_path dp;
ecbe1a07	276	u16 str[32];
2bb9b79d AG	277	};
	278
	279	#define BLOCK_IO_GUID \
	280	EFI_GUID(0x964e5b21, 0x6459, 0x11d2, \
	281	0x8e, 0x39, 0x00, 0xa0, 0xc9, 0x69, 0x72, 0x3b)
	282
	283	struct efi_block_io_media
	284	{
	285	u32 media_id;
	286	char removable_media;
	287	char media_present;
	288	char logical_partition;
	289	char read_only;
	290	char write_caching;
	291	u8 pad[3];
	292	u32 block_size;
	293	u32 io_align;
	294	u8 pad2[4];
	295	u64 last_block;
	296	};
	297
	298	struct efi_block_io {
	299	u64 revision;
	300	struct efi_block_io_media *media;
	301	efi_status_t (EFIAPI reset)(struct efi_block_io this,
	302	char extended_verification);
	303	efi_status_t (EFIAPI read_blocks)(struct efi_block_io this,
	304	u32 media_id, u64 lba, unsigned long buffer_size,
	305	void *buffer);
	306	efi_status_t (EFIAPI write_blocks)(struct efi_block_io this,
	307	u32 media_id, u64 lba, unsigned long buffer_size,
	308	void *buffer);
	309	efi_status_t (EFIAPI flush_blocks)(struct efi_block_io this);
	310	};
	311
867a6ac8 SG	312	struct simple_text_output_mode {
	313	s32 max_mode;
	314	s32 mode;
	315	s32 attribute;
	316	s32 cursor_column;
	317	s32 cursor_row;
	318	bool cursor_visible;
	319	};
	320
	321	struct efi_simple_text_output_protocol {
	322	void *reset;
	323	efi_status_t (EFIAPI *output_string)(
	324	struct efi_simple_text_output_protocol *this,
	325	const unsigned short *str);
2bb9b79d AG	326	efi_status_t (EFIAPI *test_string)(
	327	struct efi_simple_text_output_protocol *this,
	328	const unsigned short *str);
867a6ac8 SG	329	efi_status_t(EFIAPI *query_mode)(
	330	struct efi_simple_text_output_protocol *this,
	331	unsigned long mode_number, unsigned long *columns,
	332	unsigned long *rows);
	333	efi_status_t(EFIAPI *set_mode)(
	334	struct efi_simple_text_output_protocol *this,
	335	unsigned long mode_number);
	336	efi_status_t(EFIAPI *set_attribute)(
	337	struct efi_simple_text_output_protocol *this,
	338	unsigned long attribute);
	339	efi_status_t(EFIAPI *clear_screen) (
	340	struct efi_simple_text_output_protocol *this);
	341	efi_status_t(EFIAPI *set_cursor_position) (
	342	struct efi_simple_text_output_protocol *this,
	343	unsigned long column, unsigned long row);
2bb9b79d AG	344	efi_status_t(EFIAPI *enable_cursor)(
	345	struct efi_simple_text_output_protocol *this,
	346	bool enable);
867a6ac8 SG	347	struct simple_text_output_mode *mode;
	348	};
	349
	350	struct efi_input_key {
	351	u16 scan_code;
	352	s16 unicode_char;
	353	};
	354
	355	struct efi_simple_input_interface {
	356	efi_status_t(EFIAPI reset)(struct efi_simple_input_interface this,
	357	bool ExtendedVerification);
	358	efi_status_t(EFIAPI *read_key_stroke)(
	359	struct efi_simple_input_interface *this,
	360	struct efi_input_key *key);
	361	void *wait_for_key;
	362	};
	363
2bb9b79d AG	364	#define CONSOLE_CONTROL_GUID \
	365	EFI_GUID(0xf42f7782, 0x12e, 0x4c12, \
	366	0x99, 0x56, 0x49, 0xf9, 0x43, 0x4, 0xf7, 0x21)
	367	#define EFI_CONSOLE_MODE_TEXT 0
	368	#define EFI_CONSOLE_MODE_GFX 1
	369
	370	struct efi_console_control_protocol
	371	{
	372	efi_status_t (EFIAPI *get_mode)(
	373	struct efi_console_control_protocol this, int mode,
	374	char uga_exists, char std_in_locked);
	375	efi_status_t (EFIAPI *set_mode)(
	376	struct efi_console_control_protocol *this, int mode);
	377	efi_status_t (EFIAPI *lock_std_in)(
	378	struct efi_console_control_protocol *this,
	379	uint16_t *password);
	380	};
	381
be8d3241 AG	382	#define EFI_GOP_GUID \
	383	EFI_GUID(0x9042a9de, 0x23dc, 0x4a38, \
	384	0x96, 0xfb, 0x7a, 0xde, 0xd0, 0x80, 0x51, 0x6a)
	385
	386	#define EFI_GOT_RGBA8 0
	387	#define EFI_GOT_BGRA8 1
	388	#define EFI_GOT_BITMASK 2
	389
	390	struct efi_gop_mode_info
	391	{
	392	u32 version;
	393	u32 width;
	394	u32 height;
	395	u32 pixel_format;
	396	u32 pixel_bitmask[4];
	397	u32 pixels_per_scanline;
	398	};
	399
	400	struct efi_gop_mode
	401	{
	402	u32 max_mode;
	403	u32 mode;
	404	struct efi_gop_mode_info *info;
	405	unsigned long info_size;
	406	efi_physical_addr_t fb_base;
	407	unsigned long fb_size;
	408	};
	409
	410	#define EFI_BLT_VIDEO_FILL 0
	411	#define EFI_BLT_VIDEO_TO_BLT_BUFFER 1
	412	#define EFI_BLT_BUFFER_TO_VIDEO 2
	413	#define EFI_BLT_VIDEO_TO_VIDEO 3
	414
	415	struct efi_gop
	416	{
	417	efi_status_t (EFIAPI query_mode)(struct efi_gop this, u32 mode_number,
	418	unsigned long *size_of_info,
	419	struct efi_gop_mode_info **info);
	420	efi_status_t (EFIAPI set_mode)(struct efi_gop this, u32 mode_number);
	421	efi_status_t (EFIAPI blt)(struct efi_gop this, void *buffer,
	422	unsigned long operation, unsigned long sx,
	423	unsigned long sy, unsigned long dx,
	424	unsigned long dy, unsigned long width,
	425	unsigned long height, unsigned long delta);
	426	struct efi_gop_mode *mode;
	427	};
	428
0efe1bcf AG	429	#define EFI_SIMPLE_NETWORK_GUID \
	430	EFI_GUID(0xa19832b9, 0xac25, 0x11d3, \
	431	0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
	432
	433	struct efi_mac_address {
	434	char mac_addr[32];
	435	};
	436
	437	struct efi_ip_address {
	438	u8 ip_addr[16];
	439	};
	440
	441	enum efi_simple_network_state {
	442	EFI_NETWORK_STOPPED,
	443	EFI_NETWORK_STARTED,
	444	EFI_NETWORK_INITIALIZED,
	445	};
	446
	447	struct efi_simple_network_mode {
	448	enum efi_simple_network_state state;
	449	u32 hwaddr_size;
	450	u32 media_header_size;
	451	u32 max_packet_size;
	452	u32 nvram_size;
	453	u32 nvram_access_size;
	454	u32 receive_filter_mask;
	455	u32 receive_filter_setting;
	456	u32 max_mcast_filter_count;
	457	u32 mcast_filter_count;
	458	struct efi_mac_address mcast_filter[16];
	459	struct efi_mac_address current_address;
	460	struct efi_mac_address broadcast_address;
	461	struct efi_mac_address permanent_address;
	462	u8 if_type;
	463	u8 mac_changeable;
	464	u8 multitx_supported;
	465	u8 media_present_supported;
	466	u8 media_present;
	467	};
	468
	469	#define EFI_SIMPLE_NETWORK_RECEIVE_UNICAST 0x01,
	470	#define EFI_SIMPLE_NETWORK_RECEIVE_MULTICAST 0x02,
	471	#define EFI_SIMPLE_NETWORK_RECEIVE_BROADCAST 0x04,
	472	#define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS 0x08,
	473	#define EFI_SIMPLE_NETWORK_RECEIVE_PROMISCUOUS_MULTICAST 0x10,
	474
	475	struct efi_simple_network
	476	{
	477	u64 revision;
	478	efi_status_t (EFIAPI start)(struct efi_simple_network this);
	479	efi_status_t (EFIAPI stop)(struct efi_simple_network this);
	480	efi_status_t (EFIAPI initialize)(struct efi_simple_network this,
	481	ulong extra_rx, ulong extra_tx);
	482	efi_status_t (EFIAPI reset)(struct efi_simple_network this,
	483	int extended_verification);
	484	efi_status_t (EFIAPI shutdown)(struct efi_simple_network this);
	485	efi_status_t (EFIAPI receive_filters)(struct efi_simple_network this,
	486	u32 enable, u32 disable, int reset_mcast_filter,
	487	ulong mcast_filter_count,
	488	struct efi_mac_address *mcast_filter);
	489	efi_status_t (EFIAPI station_address)(struct efi_simple_network this,
	490	int reset, struct efi_mac_address *new_mac);
	491	efi_status_t (EFIAPI statistics)(struct efi_simple_network this,
	492	int reset, ulong stat_size, void stat_table);
493	efi_status_t (EFIAPI mcastiptomac)(struct efi_simple_network this,
494	int ipv6, struct efi_ip_address *ip,
495	struct efi_mac_address *mac);
496	efi_status_t (EFIAPI nvdata)(struct efi_simple_network this,
497	int read_write, ulong offset, ulong buffer_size,
498	char *buffer);
499	efi_status_t (EFIAPI get_status)(struct efi_simple_network this,
500	u32 int_status, void *txbuf);
501	efi_status_t (EFIAPI transmit)(struct efi_simple_network this,
502	ulong header_size, ulong buffer_size, void *buffer,
503	struct efi_mac_address *src_addr,
504	struct efi_mac_address dest_addr, u16 protocol);
505	efi_status_t (EFIAPI receive)(struct efi_simple_network this,
506	ulong header_size, ulong buffer_size, void *buffer,
507	struct efi_mac_address *src_addr,
508	struct efi_mac_address dest_addr, u16 protocol);
509	void (EFIAPI *waitforpacket)(void);
510	struct efi_simple_network_mode *mode;
511	};
512
513	#define EFI_PXE_GUID \
514	EFI_GUID(0x03c4e603, 0xac28, 0x11d3, \
515	0x9a, 0x2d, 0x00, 0x90, 0x27, 0x3f, 0xc1, 0x4d)
516
517	struct efi_pxe_packet {
518	u8 packet[1472];
519	};
520
521	struct efi_pxe_mode
522	{
523	u8 unused[52];
524	struct efi_pxe_packet dhcp_discover;
525	struct efi_pxe_packet dhcp_ack;
526	struct efi_pxe_packet proxy_offer;
527	struct efi_pxe_packet pxe_discover;
528	struct efi_pxe_packet pxe_reply;
529	};
530
531	struct efi_pxe {
532	u64 rev;
533	void (EFIAPI *start)(void);
534	void (EFIAPI *stop)(void);
535	void (EFIAPI *dhcp)(void);
536	void (EFIAPI *discover)(void);
537	void (EFIAPI *mftp)(void);
538	void (EFIAPI *udpwrite)(void);
539	void (EFIAPI *udpread)(void);
540	void (EFIAPI *setipfilter)(void);
541	void (EFIAPI *arp)(void);
542	void (EFIAPI *setparams)(void);
543	void (EFIAPI *setstationip)(void);
544	void (EFIAPI *setpackets)(void);
545	struct efi_pxe_mode *mode;
546	};
547
867a6ac8	548	#endif