The EFI API header is great, but missing a good chunk of function prototype,
GUID defines and enum declarations.
This patch extends it to cover more of the EFI API. It's still not 100%
complete, but sufficient enough for our EFI payload interface.
Signed-off-by: Alexander Graf <ag...@suse.de>
---
include/efi_api.h | 197 ++++++++++++++++++++++++++++++++++++++++++++----------
1 file changed, 160 insertions(+), 37 deletions(-)
diff --git a/include/efi_api.h b/include/efi_api.h
index 4fd17d6..917781f 100644
--- a/include/efi_api.h
+++ b/include/efi_api.h
@@ -17,11 +17,18 @@
#include <efi.h>
+/* 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;
- void *raise_tpl;
- void *restore_tpl;
+ 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 *);
@@ -32,21 +39,32 @@ struct efi_boot_services {
efi_status_t (EFIAPI *allocate_pool)(int, unsigned long, void **);
efi_status_t (EFIAPI *free_pool)(void *);
- void *create_event;
- void *set_timer;
- efi_status_t(EFIAPI *wait_for_event)(unsigned long number_of_events,
- void *event, unsigned long *index);
- void *signal_event;
- void *close_event;
- void *check_event;
-
- void *install_protocol_interface;
- void *reinstall_protocol_interface;
- void *uninstall_protocol_interface;
+ efi_status_t (EFIAPI *create_event)(enum efi_event_type type,
+ unsigned long notify_tpl,
+ void (*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;
- void *register_protocol_notify;
+ 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,
@@ -54,7 +72,8 @@ struct efi_boot_services {
efi_status_t (EFIAPI *locate_device_path)(efi_guid_t *protocol,
struct efi_device_path **device_path,
efi_handle_t *device);
- void *install_configuration_table;
+ 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,
@@ -66,17 +85,20 @@ struct efi_boot_services {
efi_status_t (EFIAPI *exit)(efi_handle_t handle,
efi_status_t exit_status,
unsigned long exitdata_size, s16 *exitdata);
- void *unload_image;
+ 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);
- void *set_watchdog_timer;
+ 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);
- void *disconnect_controller;
+ 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
@@ -87,7 +109,9 @@ struct efi_boot_services {
efi_guid_t *protocol, void **interface,
efi_handle_t agent_handle,
efi_handle_t controller_handle, u32 attributes);
- void *close_protocol;
+ 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,
@@ -99,12 +123,18 @@ struct efi_boot_services {
enum efi_locate_search_type search_type,
efi_guid_t *protocol, void *search_key,
unsigned long *no_handles, efi_handle_t **buffer);
- void *locate_protocol;
- void *install_multiple_protocol_interfaces;
- void *uninstall_multiple_protocol_interfaces;
- void *calculate_crc32;
- void *copy_mem;
- void *set_mem;
+ 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;
};
@@ -121,12 +151,19 @@ enum efi_reset_type {
struct efi_runtime_services {
struct efi_table_hdr hdr;
- void *get_time;
- void *set_time;
- void *get_wakeup_time;
- void *set_wakeup_time;
- void *set_virtual_address_map;
- void *convert_pointer;
+ 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);
@@ -136,7 +173,8 @@ struct efi_runtime_services {
efi_status_t (EFIAPI *set_variable)(s16 *variable_name,
efi_guid_t *vendor, u32 attributes,
unsigned long data_size, void *data);
- void *get_next_high_mono_count;
+ 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);
@@ -154,6 +192,18 @@ struct efi_runtime_services {
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)
+
+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 */
@@ -163,13 +213,17 @@ struct efi_system_table {
unsigned long con_out_handle;
struct efi_simple_text_output_protocol *con_out;
unsigned long stderr_handle;
- unsigned long std_err;
+ struct efi_simple_text_output_protocol *std_err;
struct efi_runtime_services *runtime;
struct efi_boot_services *boottime;
unsigned long nr_tables;
- unsigned long 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;
@@ -186,12 +240,60 @@ struct efi_loaded_image {
unsigned long unload;
};
+#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[16];
+};
+
+#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;
@@ -206,8 +308,9 @@ struct efi_simple_text_output_protocol {
efi_status_t (EFIAPI *output_string)(
struct efi_simple_text_output_protocol *this,
const unsigned short *str);
- void *test_string;
-
+ 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,
@@ -223,7 +326,9 @@ struct efi_simple_text_output_protocol {
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)(void *, bool enable);
+ efi_status_t(EFIAPI *enable_cursor)(
+ struct efi_simple_text_output_protocol *this,
+ bool enable);
struct simple_text_output_mode *mode;
};
@@ -241,4 +346,22 @@ struct efi_simple_input_interface {
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);
+};
+
#endif
--
2.1.4
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