WebSVN – Kolibri OS – Blame – /kernel/trunk/bootloader/uefi4kos/uefi64kos.asm

Rev	Author	Line No.	Line
8150	dunkaist	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
		3	;; Copyright (C) KolibriOS team 2020. All rights reserved. ;;
		4	;; Distributed under terms of the GNU General Public License ;;
		5	;; Version 2, or (at your option) any later version. ;;
		6	;; ;;
		7	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		8
		9	format pe64 efi
8092	dunkaist	10	entry main
		11
		12	section '.text' code executable readable
		13
		14	include '../../struct.inc'
		15	include '../../macros.inc'
		16	include '../../const.inc'
		17
8150	dunkaist	18	purge DQ
		19	include 'uefi64.inc'
		20
8092	dunkaist	21	MEMORY_MAP_SIZE = 0x4000
		22	GOP_BUFFER_SIZE = 0x100
		23	LIP_BUFFER_SIZE = 0x100
		24	FILE_BUFFER_SIZE = 0x1000
		25
		26	KERNEL_BASE = 0x10000
		27	RAMDISK_BASE = 0x100000
		28
		29	CODE_32_SELECTOR = 8
		30	DATA_32_SELECTOR = 16
		31	CODE_64_SELECTOR = 24
		32
		33	; linux/arch/x86/include/uapi/asm/e820.h
		34	E820_RAM = 1
		35	E820_RESERVED = 2
		36	E820_ACPI = 3
		37	E820_NVS = 4
		38	E820_UNUSABLE = 5
		39	E820_PMEM = 7
		40
		41	load_file:
		42	virtual at rsp+8
		43	.root dq ?
		44	.name dq ?
		45	.buffer dq ?
		46	.size dq ?
		47	.fatal dq ?
		48	end virtual
		49
		50	eficall [.root], EFI_FILE_PROTOCOL.Open, [.root], file_handle, \
		51	[.name], EFI_FILE_MODE_READ, 0
		52	cmp rax, EFI_SUCCESS
		53	jz @f
		54	xor eax, eax
		55	cmp [.fatal], 1
		56	jnz .done
8150	dunkaist	57	mov rbx, [efi_table]
		58	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		59	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		60	msg_error_open_file
		61	mov rbx, [efi_table]
		62	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		63	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		64	[.name]
8092	dunkaist	65	jmp $
		66	@@:
		67
		68	lea rax, [.size]
		69	eficall [file_handle], EFI_FILE_PROTOCOL.Read, [file_handle], rax, \
		70	[.buffer]
		71	eficall [file_handle], EFI_FILE_PROTOCOL.Close, [file_handle]
		72	mov rax, [.size]
		73	.done:
		74	ret 8*5
		75
		76	skip_whitespace:
		77	.next_char:
		78	cmp byte[rsi], 0
		79	jz .done
		80	cmp byte[rsi], 0x20 ; ' '
		81	jz .whitespace
		82	cmp byte[rsi], 9 ; '\t'
		83	jz .whitespace
		84	jmp .done
		85	.whitespace:
		86	inc rsi
		87	jmp .next_char
		88	.done:
		89	ret
		90
		91	skip_until_newline:
		92	.next_char:
		93	cmp byte[rsi], 0
		94	jz .done
		95	cmp byte[rsi], 0xd ; '\r'
		96	jz .done
		97	cmp byte[rsi], 0xa ; '\n'
		98	jz .done
		99	inc rsi
		100	jmp .next_char
		101	.done:
		102	ret
		103
		104	skip_newline:
		105	.next_char:
		106	cmp byte[rsi], 0xd ; '\r'
		107	jz .newline
		108	cmp byte[rsi], 0xa ; '\n'
		109	jz .newline
		110	jmp .done
		111	.newline:
		112	inc rsi
		113	jmp .next_char
		114	.done:
		115	ret
		116
		117	skip_line:
		118	call skip_until_newline
		119	call skip_newline
		120	ret
		121
		122	dec2bin:
		123	mov edx, 0
		124	.next_char:
		125	movzx eax, byte[rsi]
		126	test eax, eax
		127	jz .done
		128	sub eax, '0'
		129	jb .done
		130	cmp eax, 9
		131	ja .done
		132	inc rsi
		133	imul edx, 10
		134	add edx, eax
		135	jmp .next_char
		136	.done:
		137	mov eax, edx
		138	ret
		139
		140	parse_option:
		141	mov rbx, config_options-3*8
		142	.try_next_option:
		143	add rbx, 3*8
		144	mov rdi, rsi
		145	mov rdx, [rbx] ; option name
		146	test rdx, rdx
		147	jz .done
		148	.next_char:
		149	cmp byte[rdx], 0
		150	jnz @f
		151	cmp byte[rdi], '='
		152	jz .opt_name_ok
		153	@@:
		154	cmp byte[rdi], 0
		155	jz .done
		156	movzx eax, byte[rdi]
		157	cmp [rdx], al
		158	jnz .try_next_option
		159	inc rdi
		160	inc rdx
		161	jmp .next_char
		162	.opt_name_ok:
		163	inc rdi
		164	mov rsi, rdi
		165	call qword[rbx+8]
		166	.done:
		167	ret
		168
		169	parse_line:
		170	.next_line:
		171	cmp byte[rsi], 0
		172	jz .done
		173	cmp byte[rsi], 0xd ; '\r'
		174	jz .skip
		175	cmp byte[rsi], 0xa ; '\n'
		176	jz .skip
		177	cmp byte[rsi], '#'
		178	jz .skip
		179	call parse_option
		180	call skip_line
		181	jmp .next_line
		182	.skip:
		183	call skip_line
		184	jmp .next_line
		185	.done:
		186	ret
		187
		188	cfg_opt_func_resolution:
		189	call dec2bin
		190	xor edx, edx
		191	mov [rdx+BOOT_LO.x_res], ax
		192	cmp byte[rsi], 'x'
		193	jz @f
		194	cmp byte[rsi], '*'
		195	jz @f
		196	jmp .done
		197	@@:
		198	inc rsi
		199	call dec2bin
		200	xor edx, edx
		201	mov [rdx+BOOT_LO.y_res], ax
		202	mov [cfg_opt_used_resolution], 1
		203	.done:
		204	ret
		205
		206	cfg_opt_func_acpi:
		207	call dec2bin
		208	mov [cfg_opt_used_acpi], 1
		209	mov [cfg_opt_value_acpi], al
		210	ret
		211
		212	cfg_opt_func_debug_print:
		213	call dec2bin
		214	mov [cfg_opt_used_debug_print], 1
		215	mov [cfg_opt_value_debug_print], al
		216	ret
		217
		218	cfg_opt_func_launcher_start:
		219	call dec2bin
		220	mov [cfg_opt_used_launcher_start], 1
		221	mov [cfg_opt_value_launcher_start], al
		222	ret
		223
		224	cfg_opt_func_mtrr:
		225	call dec2bin
		226	mov [cfg_opt_used_mtrr], 1
		227	mov [cfg_opt_value_mtrr], al
		228	ret
		229
		230	cfg_opt_func_ask_params:
		231	call dec2bin
		232	mov [cfg_opt_used_ask_params], 1
		233	mov [cfg_opt_value_ask_params], al
		234	ret
		235
		236	cfg_opt_func_imgfrom:
		237	call dec2bin
		238	mov [cfg_opt_used_imgfrom], 1
		239	mov [cfg_opt_value_imgfrom], al
		240	ret
		241
		242	cfg_opt_func_syspath:
		243	mov rdi, cfg_opt_value_syspath
		244	.next_char:
		245	movzx eax, byte[rsi]
		246	cmp al, 0xd ; \r
		247	jz .done
		248	cmp al, 0xa ; \n
		249	jz .done
		250	inc rsi
		251	stosb
		252	jmp .next_char
		253	.done:
		254	mov byte[rdi], 0
		255	ret
		256
		257	parse_config:
		258	virtual at rsp+8
		259	.buffer dq ?
		260	end virtual
		261	; mov rsi, [.buffer]
		262	mov rsi, KERNEL_BASE
		263	.next_line:
		264	call parse_line
		265	cmp byte[rsi], 0
		266	jnz .next_line
		267	ret 1*8
		268
		269	read_options_from_config:
8150	dunkaist	270	mov rbx, [efi_table]
		271	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		272	eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, [efi_handle], lipuuid, \
8092	dunkaist	273	lip_interface
		274	cmp eax, EFI_SUCCESS
		275	jnz .error
		276	mov rax, [lip_interface]
		277
8150	dunkaist	278	mov rbx, [efi_table]
		279	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		280	eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, \
8092	dunkaist	281	[rax+EFI_LOADED_IMAGE_PROTOCOL.DeviceHandle], sfspguid, \
		282	sfsp_interface
		283	cmp rax, EFI_SUCCESS
		284	jnz .error
		285
		286	eficall [sfsp_interface], EFI_SIMPLE_FILE_SYSTEM_PROTOCOL.OpenVolume, \
		287	[sfsp_interface], esp_root
		288	cmp rax, EFI_SUCCESS
		289	jnz .error
		290
		291	push 0 ; not fatal, i.e. it's ok to not find this file
		292	push FILE_BUFFER_SIZE
		293	push KERNEL_BASE
		294	push file_name
		295	push [esp_root]
		296	call load_file
		297
		298	test eax, eax
		299	jz @f
		300	push KERNEL_BASE
		301	call parse_config
		302	@@:
		303
		304	.error:
		305	ret
		306
8150	dunkaist	307	print_vmode:
		308	push rax rbx rcx rdx rsi rdi
		309	mov rbx, rcx
		310	call clearbuf
		311	mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution]
		312	mov rdi, msg
		313	call num2dec
		314	mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution]
		315	mov rdi, msg+8*2
		316	call num2dec
		317
		318	mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat]
		319	mov rdi, msg+16*2
		320	call num2dec
		321
		322	mov eax, [rbx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine]
		323	mov rdi, msg+24*2
		324	call num2dec
		325	mov rbx, [efi_table]
		326	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		327	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
		328	pop rdi rsi rdx rcx rbx rax
		329	ret
		330
8092	dunkaist	331	find_vmode_index_by_resolution:
		332	mov [cfg_opt_used_resolution], 1
		333	mov [cfg_opt_value_vmode], 0
8150	dunkaist	334	.next_mode:
8092	dunkaist	335	movzx eax, [cfg_opt_value_vmode]
		336	eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode, \
		337	[gop_interface], rax, gop_info_size, gop_info
		338	cmp rax, EFI_SUCCESS
		339	jnz .error
		340	mov rcx, [gop_info]
8150	dunkaist	341	call print_vmode
8092	dunkaist	342	; PixelBlueGreenRedReserved8BitPerColor
		343	cmp [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat], 1
		344	jnz .skip_mode
		345	xor edx, edx
		346	mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution]
		347	cmp ax, [rdx+BOOT_LO.x_res]
		348	jnz .skip_mode
		349	mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution]
		350	cmp ax, [rdx+BOOT_LO.y_res]
		351	jnz .skip_mode
		352	jmp .done
8150	dunkaist	353	.skip_mode:
8092	dunkaist	354	inc [cfg_opt_value_vmode]
		355	movzx eax, [cfg_opt_value_vmode]
		356	mov rcx, [gop_interface]
		357	mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode]
8150	dunkaist	358	cmp eax, 8;[rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.MaxMode]
8092	dunkaist	359	jnz .next_mode
		360	mov [cfg_opt_used_resolution], 0
		361	mov [cfg_opt_value_ask_params], 1
8150	dunkaist	362
		363	mov rbx, [efi_table]
		364	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		365	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		366	msg_error_no_such_vmode
		367	mov rbx, [efi_table]
		368	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		369	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg_error
		370	jmp $
8092	dunkaist	371	.error:
		372	.done:
		373	ret
		374
		375	ask_for_params:
8150	dunkaist	376	ret
		377	mov rbx, [efi_table]
		378	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		379	eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, [rax], gopuuid, \
		380	msg_ask_for_params
		381	jmp $
		382
8092	dunkaist	383	xor ebx, ebx
8150	dunkaist	384	.next_mode:
8092	dunkaist	385	call clearbuf
		386	mov eax, ebx
		387	lea rdi, [msg]
		388	call num2dec
		389
		390	push rbx
		391	eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode, \
		392	[gop_interface], rbx, gop_info_size, gop_info
		393	cmp rax, EFI_SUCCESS
		394	jnz .error
		395	mov rcx, [gop_info]
		396	; PixelBlueGreenRedReserved8BitPerColor
		397	cmp [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelFormat], 1
		398	jnz .skip
		399	mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution]
		400	lea rdi, [msg+4*2]
		401	call num2dec
		402	mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution]
		403	lea rdi, [msg+9*2]
		404	call num2dec
		405	; mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine]
		406	; lea rdi, [msg+14*2]
		407	; call num2dec
8150	dunkaist	408	.skip:
		409	mov rbx, [efi_table]
		410	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		411	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
8092	dunkaist	412	cmp rax, EFI_SUCCESS
		413	jnz .error
		414
		415	pop rbx
		416	inc rbx
		417	mov rcx, [gop_interface]
		418	mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode]
		419	cmp ebx, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.MaxMode]
		420	jnz .next_mode
		421
		422
8150	dunkaist	423	mov rbx, [efi_table]
		424	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConIn]
		425	eficall rbx, SIMPLE_INPUT_INTERFACE.Reset, rbx, 1
8092	dunkaist	426	cmp rax, EFI_SUCCESS
		427	jnz .error
		428	xor ecx, ecx
		429	@@:
		430	push rcx
8150	dunkaist	431	mov rbx, [efi_table]
		432	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConIn]
		433	eficall rbx, SIMPLE_INPUT_INTERFACE.ReadKeyStroke, rbx, msg
8092	dunkaist	434	pop rcx
		435	mov rdx, EFI_DEVICE_ERROR
		436	cmp rax, rdx
		437	jz .error
		438	mov rdx, EFI_NOT_READY
		439	cmp rax, rdx
		440	jz @b
		441	; cmp rax, EFI_SUCCESS
		442	movzx eax, word[msg+2]
		443	;jmp .key_done
		444	cmp al, 0x0D
		445	jz .key_done
		446	imul ecx, 10
		447	sub eax, '0'
		448	add ecx, eax
		449	jmp @b
8150	dunkaist	450	.key_done:
8092	dunkaist	451	mov [cfg_opt_value_vmode], cl
		452	.error:
		453	.done:
		454	ret
		455
		456	main:
8150	dunkaist	457	mov [efi_handle], rcx
		458	mov [efi_table], rdx
8092	dunkaist	459
8150	dunkaist	460	mov rbx, [efi_table]
		461	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		462	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.Reset, rbx, 1
		463	test eax, eax
		464	jz @f
		465	jmp $ ; what can I do here?
		466	@@:
		467	mov rbx, [efi_table]
		468	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		469	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		470	msg_u4k_loaded
8092	dunkaist	471
8150	dunkaist	472	mov rbx, [efi_table]
		473	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		474	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		475	msg_read_options
8092	dunkaist	476	call read_options_from_config
		477
		478	; read kernel file
8150	dunkaist	479	mov rbx, [efi_table]
		480	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		481	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		482	msg_load_kernel
8092	dunkaist	483	push 1
		484	push -1
		485	push KERNEL_BASE
		486	push kernel_name
		487	push [esp_root]
		488	call load_file
		489
		490	; read ramdisk image
8150	dunkaist	491	mov rbx, [efi_table]
		492	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		493	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		494	msg_load_ramdisk
8092	dunkaist	495	push 1
		496	push -1
		497	push RAMDISK_BASE
		498	push ramdisk_name
		499	push [esp_root]
		500	call load_file
		501
		502	; alloc buffer for devices.dat
8150	dunkaist	503	mov rbx, [efi_table]
		504	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		505	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		506	msg_alloc_devicesdat
		507	mov rbx, [efi_table]
		508	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		509	eficall rbx, EFI_BOOT_SERVICES.AllocatePages, \
		510	EFI_ALLOCATE_MAX_ADDRESS, EFI_RESERVED_MEMORY_TYPE, 1, \
		511	devicesdat_data
8092	dunkaist	512	cmp eax, EFI_SUCCESS
		513	jnz .error
		514
		515	; read devices.dat
8150	dunkaist	516	mov rbx, [efi_table]
		517	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		518	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		519	msg_load_devicesdat
		520
8092	dunkaist	521	push 0 ; not fatal
		522	push [devicesdat_size]
		523	push [devicesdat_data]
		524	push devicesdat_name
		525	push [esp_root]
		526	call load_file
		527	mov [devicesdat_size], rax
		528
8150	dunkaist	529	mov rbx, [efi_table]
		530	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		531	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		532	msg_locate_gop_handlers
		533
		534	mov rbx, [efi_table]
		535	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		536	eficall rbx, EFI_BOOT_SERVICES.LocateHandle, \
		537	EFI_LOCATE_SEARCH_TYPE.ByProtocol, gopuuid, 0, \
		538	gop_buffer_size, gop_buffer
		539	mov [status], rax
		540
		541	mov rbx, [efi_table]
		542	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		543	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		544	msg_gop_buffer_size
		545	call clearbuf
		546	mov rax, [gop_buffer_size]
		547	mov rdi, msg
		548	call num2hex
		549	mov rbx, [efi_table]
		550	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		551	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
		552
		553	mov rax, [status]
		554	test eax, eax
		555	jz @f
		556	call clearbuf
		557	mov rdi, msg
		558	call num2hex
		559	mov rbx, [efi_table]
		560	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		561	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg_error
		562	mov rbx, [efi_table]
		563	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		564	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
		565	jmp $
		566	@@:
		567
		568	mov rbx, [efi_table]
		569	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		570	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		571	msg_look_for_gop_handler
		572
		573	mov rbx, gop_buffer
		574	.next_gop_handle:
		575	mov rax, rbx
		576	sub rax, gop_buffer
		577	cmp rax, [gop_buffer_size]
		578	jb @f
		579	push rbx
		580	mov rbx, [efi_table]
		581	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		582	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		583	msg_error_out_of_handlers
		584	pop rbx
		585	push rbx
		586	mov rbx, [efi_table]
		587	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		588	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg_error
		589	pop rbx
		590	jmp $
		591	@@:
		592	push rbx
		593	mov rbx, [efi_table]
		594	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		595	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		596	msg_query_handler
		597	pop rbx
		598
		599	mov rax, rbx
		600	push rbx
		601	mov rbx, [efi_table]
		602	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		603	eficall rbx, EFI_BOOT_SERVICES.HandleProtocol, [rax], gopuuid, \
8092	dunkaist	604	gop_interface
8150	dunkaist	605	pop rbx
		606	;mov rax, 0x8000_0000_0000_0003
		607	test eax, eax
		608	jz @f
		609	call clearbuf
		610	mov rdi, msg
		611	call num2hex
		612	push rbx
		613	mov rbx, [efi_table]
		614	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		615	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
		616	pop rbx
8092	dunkaist	617
8150	dunkaist	618	add rbx, 8
		619	jmp .next_gop_handle
		620	@@:
		621
		622	push rbx
		623	mov rbx, [efi_table]
		624	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		625	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		626	msg_look_for_rsdp
		627	pop rbx
		628
		629	mov rbx, [efi_table]
8092	dunkaist	630	mov rdi, [rbx+EFI_SYSTEM_TABLE.ConfigurationTable]
		631	mov rcx, [rbx+EFI_SYSTEM_TABLE.NumberOfTableEntries]
		632	mov rax, 0x11d3e4f18868e871
		633	mov rdx, 0x81883cc7800022bc
8150	dunkaist	634	.next_table:
8092	dunkaist	635	dec ecx
		636	js .all_tables_done
		637	cmp [rdi+0], rax
		638	jnz .not_acpi20
		639	cmp [rdi+8], rdx
		640	jnz .not_acpi20
		641	mov rax, [rdi+16]
		642	mov rdx, BOOT_LO.acpi_rsdp
		643	mov [rdx], eax
		644	jmp .all_tables_done
8150	dunkaist	645	.not_acpi20:
8092	dunkaist	646	add rdi, 24
		647	jmp .next_table
8150	dunkaist	648	.all_tables_done:
8092	dunkaist	649
8150	dunkaist	650	mov rbx, [efi_table]
		651	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		652	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		653	msg_acpi_tables_done
		654
8092	dunkaist	655	cmp [cfg_opt_used_resolution], 0
		656	jz .not_used_resolution
8150	dunkaist	657	mov rbx, [efi_table]
		658	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		659	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		660	msg_opt_resolution
		661	call clearbuf
		662	xor edx, edx
		663	movzx eax, [rdx+BOOT_LO.x_res]
		664	mov rdi, msg
		665	call num2dec
		666	xor edx, edx
		667	movzx eax, [rdx+BOOT_LO.y_res]
		668	mov rdi, msg+8*2
		669	call num2dec
		670	mov rbx, [efi_table]
		671	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		672	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
8092	dunkaist	673	call find_vmode_index_by_resolution
		674	.not_used_resolution:
		675	cmp [cfg_opt_used_debug_print], 0
		676	jz .not_used_debug_print
		677	movzx eax, [cfg_opt_value_debug_print]
		678	xor edx, edx
		679	mov [rdx+BOOT_LO.debug_print], al
		680	.not_used_debug_print:
		681
		682	cmp [cfg_opt_value_ask_params], 0
		683	jz @f
		684	call ask_for_params
		685	@@:
		686
		687	movzx ecx, [cfg_opt_value_vmode]
		688	eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.SetMode, \
		689	[gop_interface], rcx
8150	dunkaist	690	test eax, eax
		691	jz @f
		692	call clearbuf
		693	mov rdi, msg
		694	call num2hex
		695	mov rbx, [efi_table]
		696	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		697	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg
		698	mov rbx, [efi_table]
		699	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		700	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, msg_error
		701	jmp $
		702	@@:
8092	dunkaist	703
		704	mov rcx, [gop_interface]
		705	mov rdx, [rcx+EFI_GRAPHICS_OUTPUT_PROTOCOL.Mode]
		706	mov rdi, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.FrameBufferBase]
		707	mov [fb_base], rdi
		708
		709
		710	mov ebx, [rdx+EFI_GRAPHICS_OUTPUT_PROTOCOL_MODE.Mode]
		711	eficall [gop_interface], EFI_GRAPHICS_OUTPUT_PROTOCOL.QueryMode, \
		712	[gop_interface], rbx, gop_info_size, gop_info
		713	cmp rax, EFI_SUCCESS
		714	jnz .error
		715	mov rcx, [gop_info]
		716	mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.HorizontalResolution]
		717	xor rdx, rdx
		718	mov [rdx+BOOT_LO.x_res], ax
		719	mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.VerticalResolution]
		720	mov [rdx+BOOT_LO.y_res], ax
		721	mov eax, [rcx+EFI_GRAPHICS_OUTPUT_MODE_INFORMATION.PixelsPerScanLine]
		722	shl eax, 2
		723	mov [rdx+BOOT_LO.pitch], ax
		724
		725	mov byte[rdx+BOOT_LO.pci_data+0], 1 ; PCI access mechanism
		726	mov byte[rdx+BOOT_LO.pci_data+1], 8 ; last bus, don't know how to count them
		727	mov byte[rdx+BOOT_LO.pci_data+2], 0x10 ; PCI version
		728	mov byte[rdx+BOOT_LO.pci_data+3], 0x02
		729	mov dword[rdx+BOOT_LO.pci_data+4], 0xe3
		730
		731
8150	dunkaist	732	mov rbx, [efi_table]
		733	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		734	eficall rbx, EFI_BOOT_SERVICES.AllocatePages, EFI_ALLOCATE_ANY_PAGES, \
8092	dunkaist	735	EFI_RESERVED_MEMORY_TYPE, MEMORY_MAP_SIZE/0x1000, memory_map
		736	cmp eax, EFI_SUCCESS
		737	jnz .error
		738
8150	dunkaist	739	mov rbx, [efi_table]
		740	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		741	eficall rbx, EFI_BOOT_SERVICES.GetMemoryMap, memory_map_size, \
		742	[memory_map], memory_map_key, descriptor_size, descriptor_ver
8092	dunkaist	743	cmp eax, EFI_SUCCESS
		744	jnz .error
		745
		746	mov rdi, BOOT_LO.memmap_block_cnt
		747	mov dword[rdi], 0
		748	mov rdi, BOOT_LO.memmap_blocks
		749	mov rax, [memory_map_size]
		750	xor edx, edx
		751	mov rcx, [descriptor_size]
		752	div ecx
		753	mov ecx, eax
		754	mov rsi, [memory_map]
8150	dunkaist	755	.next_descr:
8092	dunkaist	756	call add_uefi_memmap
		757	add rsi, [descriptor_size]
		758	add rdi, sizeof.e820entry
		759	dec ecx
		760	test ecx, ecx
		761	jnz .next_descr
		762
		763	; kernel
		764	; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \
		765	; 450000/0x1000, EFI_ALLOCATE_ADDRESS
		766
		767	; ramdisk
		768	; eficall BootServices, AllocatePages, EFI_RESERVED_MEMORY_TYPE, \
		769	; 2880*512/0x1000, EFI_ALLOCATE_ADDRESS
		770
8150	dunkaist	771	mov rbx, [efi_table]
		772	mov rbx, [rbx+EFI_SYSTEM_TABLE.BootServices]
		773	eficall rbx, EFI_BOOT_SERVICES.ExitBootServices, [efi_handle], \
		774	[memory_map_key]
8092	dunkaist	775	cmp eax, EFI_SUCCESS
		776	jnz .error
		777
		778
		779	cli
		780
		781	xor edx, edx
		782	xor esi, esi
		783	mov [esi+BOOT_LO.bpp], 32
		784	mov [esi+BOOT_LO.vesa_mode], dx
		785	mov [esi+BOOT_LO.bank_switch], edx
		786	mov rdi, [fb_base]
		787	mov [esi+BOOT_LO.lfb], edi
		788
		789	movzx eax, [cfg_opt_value_mtrr]
		790	mov [esi+BOOT_LO.mtrr], al
		791
		792	movzx eax, [cfg_opt_value_launcher_start]
		793	mov [esi+BOOT_LO.launcher_start], al
		794
		795	movzx eax, [cfg_opt_value_debug_print]
		796	mov [esi+BOOT_LO.debug_print], al
		797
		798	mov [esi+BOOT_LO.dma], dl
		799	; mov qword[esi+BOOT_LO.pci_data], 0
		800	mov [esi+BOOT_LO.apm_entry], edx
		801	mov [esi+BOOT_LO.apm_version], dx
		802	mov [esi+BOOT_LO.apm_flags], dx
		803	mov [esi+BOOT_LO.apm_code_32], dx
		804	mov [esi+BOOT_LO.apm_code_16], dx
		805	mov [esi+BOOT_LO.apm_data_16], dx
		806	mov [esi+BOOT_LO.bios_hd_cnt], dl
		807
		808	movzx eax, [cfg_opt_value_imgfrom]
		809	mov [esi+BOOT_LO.rd_load_from], al
		810
		811	mov eax, dword[devicesdat_size]
		812	mov [rdx+BOOT_LO.devicesdat_size], eax
		813	mov eax, dword[devicesdat_data]
		814	mov [rdx+BOOT_LO.devicesdat_data], eax
		815
		816	mov rsi, cfg_opt_value_syspath
		817	mov rdi, BOOT_LO.syspath
		818	mov ecx, 0x17
		819	rep movsb
		820
		821	lgdt [cs:GDTR]
		822
		823	mov ax, DATA_32_SELECTOR
		824	mov ds, ax
		825	mov es, ax
		826	mov fs, ax
		827	mov gs, ax
		828	mov ss, ax
		829
		830	push CODE_32_SELECTOR
		831	lea rax, [.next]
		832	push rax
		833	retf
		834	use32
		835	align 16
8150	dunkaist	836	.next:
8092	dunkaist	837	mov eax, cr0
		838	and eax, not CR0_PG
		839	mov cr0, eax
		840
		841	mov ecx, MSR_AMD_EFER
		842	rdmsr
		843	btr eax, 8 ; LME
		844	wrmsr
		845
		846	mov eax, cr4
		847	and eax, not CR4_PAE
		848	mov cr4, eax
		849
		850	push KERNEL_BASE
		851	retn
		852
		853	use64
8150	dunkaist	854	.error:
		855	mov rbx, [efi_table]
		856	mov rbx, [rbx+EFI_SYSTEM_TABLE.ConOut]
		857	eficall rbx, EFI_SIMPLE_TEXT_OUTPUT_PROTOCOL.OutputString, rbx, \
		858	msg_error
		859	jmp $
8092	dunkaist	860
		861
		862	; linux/arch/x86/platform/efi/efi.c
		863	; do_add_efi_memmap
		864	add_uefi_memmap:
		865	push rax rbx rcx rdx rsi rdi
		866
8150	dunkaist	867	mov r10d, [rsi+EFI_MEMORY_DESCRIPTOR.Type]
		868	mov r11, [rsi+EFI_MEMORY_DESCRIPTOR.PhysicalStart]
		869	mov r13, [rsi+EFI_MEMORY_DESCRIPTOR.NumberOfPages]
		870	mov r14, [rsi+EFI_MEMORY_DESCRIPTOR.Attribute]
8092	dunkaist	871
		872	mov [rdi+e820entry.addr], r11
		873	mov rax, r13
		874	shl rax, 12
		875	mov [rdi+e820entry.size], rax
		876
		877
		878	cmp r10d, EFI_LOADER_CODE
		879	jz .case0
		880	cmp r10d, EFI_LOADER_DATA
		881	jz .case0
		882	cmp r10d, EFI_BOOT_SERVICES_CODE
		883	jz .case0
		884	cmp r10d, EFI_BOOT_SERVICES_DATA
		885	jz .case0
		886	cmp r10d, EFI_CONVENTIONAL_MEMORY
		887	jz .case0
		888	cmp r10d, EFI_ACPI_RECLAIM_MEMORY
		889	jz .case1
		890	cmp r10d, EFI_ACPI_MEMORY_NVS
		891	jz .case2
		892	cmp r10d, EFI_UNUSABLE_MEMORY
		893	jz .case3
		894	cmp r10d, EFI_PERSISTENT_MEMORY
		895	jz .case4
		896	jmp .default
		897
8150	dunkaist	898	.case0:
8092	dunkaist	899	test r14, EFI_MEMORY_WB
		900	jz @f
		901	mov eax, E820_RAM
		902	jmp .done
		903	@@:
		904	mov eax, E820_RESERVED
		905	jmp .done
8150	dunkaist	906	.case1:
8092	dunkaist	907	mov eax, E820_ACPI
		908	jmp .done
8150	dunkaist	909	.case2:
8092	dunkaist	910	mov eax, E820_NVS
		911	jmp .done
8150	dunkaist	912	.case3:
8092	dunkaist	913	mov eax, E820_UNUSABLE
		914	jmp .done
8150	dunkaist	915	.case4:
8092	dunkaist	916	mov eax, E820_PMEM
		917	jmp .done
8150	dunkaist	918	.default:
8092	dunkaist	919	mov eax, E820_RESERVED
		920	jmp .done
		921
8150	dunkaist	922	.done:
8092	dunkaist	923	mov [rdi+e820entry.type], eax
		924
		925	mov rax, BOOT_LO.memmap_block_cnt
		926	inc word[rax]
		927
		928	pop rdi rsi rdx rcx rbx rax
		929	ret
		930
		931
		932	num2dec:
		933	push rax rbx rcx rdx rsi rdi
		934
		935	xor ecx, ecx
		936	mov ebx, 10
8150	dunkaist	937	.next_digit:
8092	dunkaist	938	xor edx, edx
		939	div ebx
		940	push rdx
		941	inc ecx
		942	test eax, eax
		943	jnz .next_digit
		944
8150	dunkaist	945	.next_char:
8092	dunkaist	946	pop rax
		947	add eax, '0'
		948	stosw
		949	loop .next_char
		950
		951	pop rdi rsi rdx rcx rbx rax
		952	ret
		953
		954
		955	num2hex:
		956	push rax rbx rcx rdx rsi rdi
		957
		958	xchg rdx, rax
		959	mov ecx, 16
8150	dunkaist	960	.next_tetra:
8092	dunkaist	961	rol rdx, 4
		962	movzx eax, dl
		963	and eax, 0x0f
		964	movzx eax, byte[hex+eax]
		965	stosw
		966	loop .next_tetra
		967
		968	pop rdi rsi rdx rcx rbx rax
		969	ret
		970
		971	hex db '0123456789ABCDEF'
		972
		973	clearbuf:
		974	push rax rbx rcx rdx rsi rdi
		975	mov eax, 0x0020
		976	mov ecx, 79
		977	mov rdi, msg
		978	rep stosw
		979	pop rdi rsi rdx rcx rbx rax
		980	ret
		981
		982	section '.data' data readable writeable
8150	dunkaist	983	efi_handle dq 0
		984	efi_table dq 0
		985	uefi_rsptmp dq 0
8092	dunkaist	986
		987	GDTR:
		988	dw 4*8-1
		989	dq GDT
		990	GDT:
		991	dw 0, 0, 0, 0
		992	dw 0FFFFh,0,9A00h,0CFh ; 32-bit code
		993	dw 0FFFFh,0,9200h,0CFh ; flat data
		994	dw 0FFFFh,0,9A00h,0AFh ; 64-bit code
		995
		996
		997	fb_base dq 0
		998
		999	gopuuid db EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID
		1000	gop_buffer_size dq GOP_BUFFER_SIZE
		1001	gop_handle dq 0
		1002	gop_interface dq 0
		1003	gop_info_size dq 0
		1004	gop_info dq 0
		1005
		1006	lipuuid db EFI_LOADED_IMAGE_PROTOCOL_GUID
		1007	lip_buffer_size dq LIP_BUFFER_SIZE
		1008	lip_handle dq 0
		1009	lip_interface dq 0
		1010
		1011	sfspguid db EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID
		1012	sfsp_interface dq 0
		1013
		1014	esp_root dq ?
		1015	file_handle dq ?
8150	dunkaist	1016	file_name du '\EFI\KOLIBRIOS\KOLIBRI.INI',0
		1017	kernel_name du '\EFI\KOLIBRIOS\KOLIBRI.KRN',0
		1018	ramdisk_name du '\EFI\KOLIBRIOS\KOLIBRI.IMG',0
		1019	devicesdat_name du '\EFI\KOLIBRIOS\DEVICES.DAT',0
8092	dunkaist	1020	file_buffer_size dq FILE_BUFFER_SIZE-1 ; leave the last byte for \0
		1021
		1022	config_options dq cfg_opt_name_resolution, cfg_opt_func_resolution, \
		1023	cfg_opt_cmnt_resolution, \
		1024	cfg_opt_name_acpi, cfg_opt_func_acpi, cfg_opt_cmnt_acpi, \
		1025	cfg_opt_name_debug_print, cfg_opt_func_debug_print, \
		1026	cfg_opt_cmnt_debug_print, \
		1027	cfg_opt_name_launcher_start, cfg_opt_func_launcher_start, \
		1028	cfg_opt_cmnt_launcher_start, \
		1029	cfg_opt_name_mtrr, cfg_opt_func_mtrr, cfg_opt_cmnt_mtrr, \
		1030	cfg_opt_name_ask_params, cfg_opt_func_ask_params, \
		1031	cfg_opt_cmnt_ask_params, \
		1032	cfg_opt_name_imgfrom, cfg_opt_func_imgfrom, \
		1033	cfg_opt_cmnt_imgfrom, \
		1034	cfg_opt_name_syspath, cfg_opt_func_syspath, \
		1035	cfg_opt_cmnt_syspath, \
		1036
		1037
8150	dunkaist	1038	cfg_opt_name_resolution db "resolution",0
		1039	cfg_opt_name_acpi db "acpi",0
		1040	cfg_opt_name_debug_print db "debug_print",0
		1041	cfg_opt_name_launcher_start db "launcher_start",0
		1042	cfg_opt_name_mtrr db "mtrr",0
		1043	cfg_opt_name_ask_params db "ask_params",0
		1044	cfg_opt_name_imgfrom db "imgfrom",0
		1045	cfg_opt_name_syspath db "syspath",0
8092	dunkaist	1046
8150	dunkaist	1047	cfg_opt_cmnt_resolution db "# Graphic mode",0
		1048	cfg_opt_cmnt_acpi db "# ACPI settings",0xa, \
		1049	"# 0: don't use",0xa, \
		1050	"# 1: parse ACPI tables",0xa, \
		1051	"# 2: + call _PIC method",0xa, \
		1052	"# 3: + get APIC interrupts",0xa,0
		1053	cfg_opt_cmnt_debug_print db "# Duplicate debug output to the screen",0
8092	dunkaist	1054	cfg_opt_cmnt_launcher_start db "# Start LAUNCHER app after kernel is loaded",0
8150	dunkaist	1055	cfg_opt_cmnt_mtrr db "# Configure MTRR's",0
		1056	cfg_opt_cmnt_ask_params db "# Interrupt booting to ask the user for boot", \
		1057	" params",0
		1058	cfg_opt_cmnt_imgfrom db "# Where to load ramdisk image from",0
		1059	cfg_opt_cmnt_syspath db "# Path to /sys directory",0
8092	dunkaist	1060
8150	dunkaist	1061	cfg_opt_used_resolution db 0
		1062	cfg_opt_used_acpi db 0
		1063	cfg_opt_used_debug_print db 0
8092	dunkaist	1064	cfg_opt_used_launcher_start db 0
8150	dunkaist	1065	cfg_opt_used_mtrr db 0
		1066	cfg_opt_used_ask_params db 0
		1067	cfg_opt_used_imgfrom db 0
		1068	cfg_opt_used_syspath db 0
8092	dunkaist	1069
8150	dunkaist	1070	cfg_opt_value_vmode db 0
		1071	cfg_opt_value_acpi db 0
		1072	cfg_opt_value_debug_print db 0
8092	dunkaist	1073	cfg_opt_value_launcher_start db 1
8150	dunkaist	1074	cfg_opt_value_mtrr db 0
		1075	cfg_opt_value_ask_params db 0
		1076	cfg_opt_value_imgfrom db RD_LOAD_FROM_MEMORY
		1077	cfg_opt_value_syspath db "/RD/1",0
		1078	rb 20
8092	dunkaist	1079
		1080	memory_map_key dq 0
		1081	descriptor_size dq 0
		1082	descriptor_ver dq 0
		1083	memory_map_size dq MEMORY_MAP_SIZE
		1084
8150	dunkaist	1085	msg_u4k_loaded du "uefi64kos loaded",13,10,0
		1086	msg_read_options du "Read options from config file",13,10,0
		1087	msg_load_kernel du "Load kernel",13,10,0
		1088	msg_load_ramdisk du "Load ramdisk",13,10,0
		1089	msg_load_devicesdat du "Load DEVICES.DAT",13,10,0
		1090	msg_alloc_devicesdat du "Allocate memory for DEVICES.DAT",13,10,0
		1091	msg_locate_gop_handlers du "Locate GOP handlers",13,10,0
		1092	msg_look_for_gop_handler du "Look for GOP handler",13,10,0
		1093	msg_query_handler du "Query handler",13,10,0
		1094	msg_query_vmode du "Query vmode",13,10,0
		1095	msg_vmode_found du "Video mode found",13,10,0
		1096	msg_look_for_rsdp du "Look for RSDP",13,10,0
		1097	msg_rsdp_found du "RSDP found",13,10,0
		1098	msg_acpi_tables_done du "ACPI tables done",13,10,0
		1099	msg_ask_for_params du "Ask for params",13,10,0
		1100	msg_set_graphic_mode du "Set graphic mode",13,10,0
		1101	msg_success du "Success!",13,10,0
		1102	msg_gop_buffer_size du "GOP buffer size",13,10,0
		1103	msg_opt_resolution du "option resolution: ",0
		1104	msg_error du "Error!",13,10,0
		1105	msg_error_no_such_vmode du "No such vmode",13,10,0
		1106	msg_error_out_of_handlers du "Out of handlers",13,10,0
		1107	msg_error_open_file du "Error: can't open file ",0
		1108	msg du 79 dup " ",13,10,0
8092	dunkaist	1109
		1110	efi_fs_info_id db EFI_FILE_SYSTEM_INFO_ID
		1111	efi_fs_info_size dq sizeof.EFI_FILE_SYSTEM_INFO
		1112	efi_fs_info EFI_FILE_SYSTEM_INFO
		1113
		1114	memory_map dq ?
8150	dunkaist	1115	gop_buffer rq GOP_BUFFER_SIZE/8
8092	dunkaist	1116	devicesdat_data dq 0xffffffff
		1117	devicesdat_size dq 0x1000
8150	dunkaist	1118	status dq ?
8092	dunkaist	1119
		1120	section '.reloc' fixups data discardable

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(root)/kernel/trunk/bootloader/uefi4kos/uefi64kos.asm – Rev 8150