Implement Image Services.

Signed-off-by: Slendi <slendi@socopon.com>

1 files changed, 53 insertions, 5 deletions

diff --git a/efi.odin b/efi.odin
index 1f3b1a2..005daff 100644
--- a/efi.odin
+++ b/efi.odin
@@ -136,6 +136,12 @@ EfiMemoryType :: enum {
 	EfiMaxMemoryType,
 }
 
+EfiDevicePathProtocol :: struct {
+	type:    u8,
+	subtype: u8,
+	length:  [2]u8,
+}
+
 EfiTPL :: uint
 EfiRaiseTPL :: proc "c" (new_tpl: EfiTPL) -> EfiTPL
 EfiRestoreTPL :: proc "c" (old_tpl: EfiTPL)
@@ -153,20 +159,50 @@ EfiGetMemoryMap :: proc "c" (
 	descriptor_version: u32,
 ) -> EfiStatus
 
+EfiLoadImage :: proc "c" (
+	boot_policy: bool,
+	parent_image_handle: rawptr,
+	device_path: EfiDevicePathProtocol,
+	source_buffer: rawptr,
+	source_size: uint,
+	image_handle: rawptr,
+) -> EfiStatus
+EfiStartImage :: proc "c" (
+	image_handle: rawptr,
+	exit_data_size: ^uint,
+	exit_data: ^[^]u16,
+) -> EfiStatus
+EfiUnloadImage :: proc "c" (image_handle: rawptr) -> EfiStatus
+EfiExit :: proc "c" (
+	image_handle: rawptr,
+	exit_status: EfiStatus,
+	exit_data_size: uint,
+	exit_data: [^]u16,
+) -> EfiStatus
+EfiExitBootServices :: proc "c" (image_handle: rawptr, map_key: uint) -> EfiStatus
+
 EfiBootServices :: struct {
 	header:                                 EfiTableHeader,
+	// Event, Timer, and Task Priority Services
 	raise_tpl:                              EfiRaiseTPL,
 	restore_tpl:                            EfiRestoreTPL,
+
+	// Memory Allocation Services
 	allocate_pages:                         EfiAllocatePages,
+	free_pages:                             EfiAllocatePages,
 	get_memory_map:                         EfiGetMemoryMap,
 	allocate_pool:                          EfiUnimplementedFunction,
 	free_pool:                              EfiUnimplementedFunction,
+
+	// Event, Timer, and Task Priority Services
 	create_event:                           EfiUnimplementedFunction,
 	set_timer:                              EfiUnimplementedFunction,
 	wait_for_event:                         EfiUnimplementedFunction,
 	signal_event:                           EfiUnimplementedFunction,
 	close_event:                            EfiUnimplementedFunction,
 	check_event:                            EfiUnimplementedFunction,
+
+	// Protocol Handler Services
 	install_protocol_interface:             EfiUnimplementedFunction,
 	reinstall_protocol_interface:           EfiUnimplementedFunction,
 	uninstall_protocol_interface:           EfiUnimplementedFunction,
@@ -175,15 +211,23 @@ EfiBootServices :: struct {
 	register_protocol_notify:               EfiUnimplementedFunction,
 	locate_handle:                          EfiUnimplementedFunction,
 	locate_device_path:                     EfiUnimplementedFunction,
+
+	// Miscellaneous services (1)
 	install_configuration_table:            EfiUnimplementedFunction,
-	load_image:                             EfiUnimplementedFunction,
-	start_image:                            EfiUnimplementedFunction,
-	exit:                                   EfiUnimplementedFunction,
-	unload_image:                           EfiUnimplementedFunction,
-	exit_boot_services:                     EfiUnimplementedFunction,
+
+	// Image services
+	load_image:                             EfiLoadImage,
+	start_image:                            EfiStartImage,
+	exit:                                   EfiExit,
+	unload_image:                           EfiUnloadImage,
+	exit_boot_services:                     EfiExitBootServices,
+
+	// Miscellaneous services (2)
 	get_next_monotonic_count:               EfiUnimplementedFunction,
 	stall:                                  EfiUnimplementedFunction,
 	set_watchdog_timer:                     EfiUnimplementedFunction,
+
+	// Protocol Handler Services
 	connect_controller:                     EfiUnimplementedFunction,
 	disconnect_controller:                  EfiUnimplementedFunction,
 	open_protocol:                          EfiUnimplementedFunction,
@@ -194,9 +238,13 @@ EfiBootServices :: struct {
 	locate_protocol:                        EfiUnimplementedFunction,
 	install_multiple_protocol_interfaces:   EfiUnimplementedFunction,
 	uninstall_multiple_protocol_interfaces: EfiUnimplementedFunction,
+
+	// Miscellaneous services (3)
 	calculate_crc32:                        EfiUnimplementedFunction,
 	copy_mem:                               EfiUnimplementedFunction,
 	set_mem:                                EfiUnimplementedFunction,
+
+	// Event, Timer, and Task Priority Services
 	create_event_ex:                        EfiUnimplementedFunction,
 }