WebSVN – Kolibri OS – Blame – /kernel/branches/Kolibri-acpi/drivers/sound.asm

Rev	Author	Line No.	Line
802	serge	1	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		2	;; ;;
		3	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
		4	;; Distributed under terms of the GNU General Public License ;;
		5	;; ;;
		6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		7
		8	format MS COFF
		9
		10	DEBUG equ 1
		11
		12	include 'proc32.inc'
		13	include 'imports.inc'
		14
		15	API_VERSION equ 0x01000100
		16
		17	DEBUG_IRQ equ 0
		18
		19	USE_COM_IRQ equ 0 ;make irq 3 and irq 4 available for PCI devices
		20	IRQ_REMAP equ 0
		21	IRQ_LINE equ 0
		22
		23
		24	;irq 0,1,2,8,12,13 ��
		25	; FEDCBA9876543210
		26	VALID_IRQ equ 1100111011111000b
		27	ATTCH_IRQ equ 0000111010100000b
		28
		29	if USE_COM_IRQ
		30	ATTCH_IRQ equ 0000111010111000b
		31	end if
		32
		33	CPU_FREQ equ 2600d
		34
		35	BIT0 EQU 0x00000001
		36	BIT1 EQU 0x00000002
		37	BIT2 EQU 0x00000004
		38	BIT3 EQU 0x00000008
		39	BIT4 EQU 0x00000010
		40	BIT5 EQU 0x00000020
		41	BIT6 EQU 0x00000040
		42	BIT7 EQU 0x00000080
		43	BIT8 EQU 0x00000100
		44	BIT9 EQU 0x00000200
		45	BIT10 EQU 0x00000400
		46	BIT11 EQU 0x00000800
		47	BIT12 EQU 0x00001000
		48	BIT13 EQU 0x00002000
		49	BIT14 EQU 0x00004000
		50	BIT15 EQU 0x00008000
		51	BIT16 EQU 0x00010000
		52	BIT17 EQU 0x00020000
		53	BIT18 EQU 0x00040000
		54	BIT19 EQU 0x00080000
		55	BIT20 EQU 0x00100000
		56	BIT21 EQU 0x00200000
		57	BIT22 EQU 0x00400000
		58	BIT23 EQU 0x00800000
		59	BIT24 EQU 0x00100000
		60	BIT25 EQU 0x02000000
		61	BIT26 EQU 0x04000000
		62	BIT27 EQU 0x08000000
		63	BIT28 EQU 0x10000000
		64	BIT29 EQU 0x20000000
		65	BIT30 EQU 0x40000000
		66	BIT31 EQU 0x80000000
		67
		68	PCM_4 equ BIT20
		69	PCM_6 equ BIT21
		70
		71	VID_INTEL equ 0x8086
		72	VID_NVIDIA equ 0x10DE
		73
		74	CTRL_ICH equ 0x2415
		75	CTRL_ICH0 equ 0x2425
		76	CTRL_ICH2 equ 0x2435
		77	CTRL_ICH3 equ 0x2445
		78	CTRL_ICH4 equ 0x24C5
		79	CTRL_ICH5 equ 0x24D5
		80	CTRL_ICH6 equ 0x266E
		81	CTRL_ICH7 equ 0x27DE
		82
		83	CTRL_NFORCE equ 0x01B1
		84	CTRL_NFORCE2 equ 0x006A
		85	CTRL_NFORCE3 equ 0x00DA
		86	CTRL_MCP04 equ 0x003A
		87	CTRL_CK804 equ 0x0059
		88	CTRL_CK8 equ 0x008A
		89	CTRL_CK8S equ 0x00EA
		90	CTRL_MCP51 equ 0x026B
		91
		92
		93	PCM_OUT_BDL equ 0x10 ; PCM out buffer descriptors list
		94	PCM_OUT_CR_REG equ 0x1b ; PCM out Control Register
		95	PCM_OUT_LVI_REG equ 0x15 ; PCM last valid index
		96	PCM_OUT_SR_REG equ 0x16 ; PCM out Status register
		97	PCM_OUT_PIV_REG equ 0x1a
		98	PCM_OUT_CIV_REG equ 0x14 ; PCM out current index
		99
		100	PCM_IN_CR_REG equ 0x0b ; PCM in Control Register
		101	MC_IN_CR_REG equ 0x2b ; MIC in Control Register
		102	RR equ BIT1 ; reset registers. Nukes all regs
		103
		104	CODEC_MASTER_VOL_REG equ 0x02
		105	CODEC_AUX_VOL equ 0x04 ;
		106	CODEC_PCM_OUT_REG equ 0x18 ; PCM output volume
		107	CODEC_EXT_AUDIO_REG equ 0x28 ; extended audio
		108	CODEC_EXT_AUDIO_CTRL_REG equ 0x2a ; extended audio control
		109	CODEC_PCM_FRONT_DACRATE_REG equ 0x2c ; PCM out sample rate
		110	CODEC_PCM_SURND_DACRATE_REG equ 0x2e ; surround sound sample rate
		111	CODEC_PCM_LFE_DACRATE_REG equ 0x30 ; LFE sample rate
		112
		113	GLOB_CTRL equ 0x2C ; Global Control
		114	CTRL_STAT equ 0x30 ; Global Status
		115	CTRL_CAS equ 0x34 ; Codec Access Semiphore
		116
		117	CAS_FLAG equ 0x01 ; Codec Access Semiphore Bit
		118
		119	CTRL_ST_CREADY equ BIT8+BIT9+BIT28 ; Primary Codec Ready
		120
		121	CTRL_ST_RCS equ 0x00008000 ; Read Completion Status
		122
		123	CTRL_CNT_CRIE equ BIT4+BIT5+BIT6 ; Codecs Resume Interrupt Enable
		124	CTRL_CNT_AC_OFF equ 0x00000008 ; ACLINK Off
		125	CTRL_CNT_WARM equ 0x00000004 ; AC97 Warm Reset
		126	CTRL_CNT_COLD equ 0x00000002 ; AC97 Cold Reset
		127	CTRL_CNT_GIE equ 0x00000001 ; GPI Interrupt Enable
		128
		129	CODEC_REG_POWERDOWN equ 0x26
		130	CODEC_REG_ST equ 0x26
		131
		132	SRV_GETVERSION equ 0
		133	DEV_PLAY equ 1
		134	DEV_STOP equ 2
		135	DEV_CALLBACK equ 3
		136	DEV_SET_BUFF equ 4
		137	DEV_NOTIFY equ 5
		138	DEV_SET_MASTERVOL equ 6
		139	DEV_GET_MASTERVOL equ 7
		140	DEV_GET_INFO equ 8
		141
		142	struc AC_CNTRL ;AC controller base class
		143	{ .bus dd ?
		144	.devfn dd ?
		145
		146	.vendor dd ?
		147	.dev_id dd ?
		148	.pci_cmd dd ?
		149	.pci_stat dd ?
		150
		151	.codec_io_base dd ?
		152	.codec_mem_base dd ?
		153
		154	.ctrl_io_base dd ?
		155	.ctrl_mem_base dd ?
		156	.cfg_reg dd ?
		157	.int_line dd ?
		158
		159	.vendor_ids dd ? ;vendor id string
		160	.ctrl_ids dd ? ;hub id string
		161
		162	.buffer dd ?
		163
		164	.notify_pos dd ?
		165	.notify_task dd ?
		166
		167	.lvi_reg dd ?
		168	.ctrl_setup dd ?
		169	.user_callback dd ?
		170	.codec_read16 dd ?
		171	.codec_write16 dd ?
		172
		173	.ctrl_read8 dd ?
		174	.ctrl_read16 dd ?
		175	.ctrl_read32 dd ?
		176
		177	.ctrl_write8 dd ?
		178	.ctrl_write16 dd ?
		179	.ctrl_write32 dd ?
		180	}
		181
		182	struc CODEC ;Audio Chip base class
		183	{
		184	.chip_id dd ?
		185	.flags dd ?
		186	.status dd ?
		187
		188	.ac_vendor_ids dd ? ;ac vendor id string
		189	.chip_ids dd ? ;chip model string
		190
		191	.shadow_flag dd ?
		192	dd ?
		193
		194	.regs dw ? ; codec registers
		195	.reg_master_vol dw ? ;0x02
		196	.reg_aux_out_vol dw ? ;0x04
		197	.reg_mone_vol dw ? ;0x06
		198	.reg_master_tone dw ? ;0x08
		199	.reg_beep_vol dw ? ;0x0A
		200	.reg_phone_vol dw ? ;0x0C
		201	.reg_mic_vol dw ? ;0x0E
		202	.reg_line_in_vol dw ? ;0x10
		203	.reg_cd_vol dw ? ;0x12
		204	.reg_video_vol dw ? ;0x14
		205	.reg_aux_in_vol dw ? ;0x16
		206	.reg_pcm_out_vol dw ? ;0x18
		207	.reg_rec_select dw ? ;0x1A
		208	.reg_rec_gain dw ? ;0x1C
		209	.reg_rec_gain_mic dw ? ;0x1E
		210	.reg_gen dw ? ;0x20
		211	.reg_3d_ctrl dw ? ;0X22
		212	.reg_page dw ? ;0X24
		213	.reg_powerdown dw ? ;0x26
		214	.reg_ext_audio dw ? ;0x28
		215	.reg_ext_st dw ? ;0x2a
		216	.reg_pcm_front_rate dw ? ;0x2c
		217	.reg_pcm_surr_rate dw ? ;0x2e
		218	.reg_lfe_rate dw ? ;0x30
		219	.reg_pcm_in_rate dw ? ;0x32
		220	dw ? ;0x34
		221	.reg_cent_lfe_vol dw ? ;0x36
		222	.reg_surr_vol dw ? ;0x38
		223	.reg_spdif_ctrl dw ? ;0x3A
		224	dw ? ;0x3C
		225	dw ? ;0x3E
		226	dw ? ;0x40
		227	dw ? ;0x42
		228	dw ? ;0x44
		229	dw ? ;0x46
		230	dw ? ;0x48
		231	dw ? ;0x4A
		232	dw ? ;0x4C
		233	dw ? ;0x4E
		234	dw ? ;0x50
		235	dw ? ;0x52
		236	dw ? ;0x54
		237	dw ? ;0x56
		238	dw ? ;0x58
		239	dw ? ;0x5A
		240	dw ? ;0x5C
		241	dw ? ;0x5E
		242	.reg_page_0 dw ? ;0x60
		243	.reg_page_1 dw ? ;0x62
		244	.reg_page_2 dw ? ;0x64
		245	.reg_page_3 dw ? ;0x66
		246	.reg_page_4 dw ? ;0x68
		247	.reg_page_5 dw ? ;0x6A
		248	.reg_page_6 dw ? ;0x6C
		249	.reg_page_7 dw ? ;0x6E
		250	dw ? ;0x70
		251	dw ? ;0x72
		252	dw ? ;0x74
		253	dw ? ;0x76
		254	dw ? ;0x78
		255	dw ? ;0x7A
		256	.reg_vendor_id_1 dw ? ;0x7C
		257	.reg_vendor_id_2 dw ? ;0x7E
		258
		259
		260	.reset dd ? ;virual
		261	.set_master_vol dd ?
		262	}
		263
		264	struc CTRL_INFO
		265	{ .pci_cmd dd ?
		266	.irq dd ?
		267	.glob_cntrl dd ?
		268	.glob_sta dd ?
		269	.codec_io_base dd ?
		270	.ctrl_io_base dd ?
		271	.codec_mem_base dd ?
		272	.ctrl_mem_base dd ?
		273	.codec_id dd ?
		274	}
		275
		276	struc IOCTL
		277	{ .handle dd ?
		278	.io_code dd ?
		279	.input dd ?
		280	.inp_size dd ?
		281	.output dd ?
		282	.out_size dd ?
		283	}
		284
		285	virtual at 0
		286	IOCTL IOCTL
		287	end virtual
		288
		289	EVENT_NOTIFY equ 0x00000200
		290
		291	public START
		292	public service_proc
		293	public version
		294
		295	section '.flat' code readable align 16
		296
		297	proc START stdcall, state:dword
		298
		299	cmp [state], 1
		300	jne .stop
		301
		302	if DEBUG
		303	mov esi, msgInit
		304	call SysMsgBoardStr
		305	end if
		306
		307	call detect_controller
		308	test eax, eax
		309	jz .fail
		310
		311	if DEBUG
		312	mov esi,[ctrl.vendor_ids]
		313	call SysMsgBoardStr
		314	mov esi, [ctrl.ctrl_ids]
		315	call SysMsgBoardStr
		316
		317	end if
		318
		319	call init_controller
		320	test eax, eax
		321	jz .fail
		322
		323	call init_codec
		324	test eax, eax
		325	jz .fail
		326
		327	call reset_controller
		328	call setup_codec
		329
		330	mov esi, msgPrimBuff
		331	call SysMsgBoardStr
		332	call create_primary_buff
		333	mov esi, msgDone
		334	call SysMsgBoardStr
		335
		336	if IRQ_REMAP
		337	pushf
		338	cli
		339
		340	mov ebx, [ctrl.int_line]
		341	in al, 0xA1
		342	mov ah, al
		343	in al, 0x21
		344	test ebx, ebx
		345	jz .skip
		346	bts ax, bx ;mask old line
		347	.skip
		348	bts ax, IRQ_LINE ;mask new ine
		349	out 0x21, al
		350	mov al, ah
		351	out 0xA1, al
		352	;remap IRQ
		353	stdcall PciWrite8, 0, 0xF8, 0x61, IRQ_LINE
		354
		355	mov dx, 0x4d0 ;8259 ELCR1
		356	in al, dx
		357	bts ax, IRQ_LINE
		358	out dx, al ;set level-triggered mode
		359	mov [ctrl.int_line], IRQ_LINE
		360	popf
		361	mov esi, msgRemap
		362	call SysMsgBoardStr
		363	end if
		364
		365	mov eax, VALID_IRQ
		366	mov ebx, [ctrl.int_line]
		367	mov esi, msgInvIRQ
		368	bt eax, ebx
		369	jnc .fail_msg
		370	mov eax, ATTCH_IRQ
		371	mov esi, msgAttchIRQ
		372	bt eax, ebx
		373	jnc .fail_msg
		374
		375	stdcall AttachIntHandler, ebx, ac97_irq, dword 0
		376	.reg:
		377	stdcall RegService, sz_sound_srv, service_proc
		378	ret
		379	.fail:
		380	if DEBUG
		381	mov esi, msgFail
		382	call SysMsgBoardStr
		383	end if
		384	xor eax, eax
		385	ret
		386	.fail_msg:
		387	call SysMsgBoardStr
		388	xor eax, eax
		389	ret
		390	.stop:
		391	call stop
		392	xor eax, eax
		393	ret
		394	endp
		395
		396	handle equ IOCTL.handle
		397	io_code equ IOCTL.io_code
		398	input equ IOCTL.input
		399	inp_size equ IOCTL.inp_size
		400	output equ IOCTL.output
		401	out_size equ IOCTL.out_size
		402
		403	align 4
		404	proc service_proc stdcall, ioctl:dword
		405
		406	mov edi, [ioctl]
		407	mov eax, [edi+io_code]
		408
		409	cmp eax, SRV_GETVERSION
		410	jne @F
		411
		412	mov eax, [edi+output]
		413	cmp [edi+out_size], 4
		414	jne .fail
		415
		416	mov [eax], dword API_VERSION
		417	xor eax, eax
		418	ret
		419	@@:
		420	cmp eax, DEV_PLAY
		421	jne @F
		422	if DEBUG
		423	mov esi, msgPlay
		424	call SysMsgBoardStr
		425	end if
		426	call play
		427	ret
		428	@@:
		429	cmp eax, DEV_STOP
		430	jne @F
		431	if DEBUG
		432	mov esi, msgStop
		433	call SysMsgBoardStr
		434	end if
		435	call stop
		436	ret
		437	@@:
		438	cmp eax, DEV_CALLBACK
		439	jne @F
		440	mov ebx, [edi+input]
		441	stdcall set_callback, [ebx]
		442	ret
		443	@@:
		444	cmp eax, DEV_SET_MASTERVOL
		445	jne @F
		446	mov eax, [edi+input]
		447	mov eax, [eax]
		448	call set_master_vol ;eax= vol
		449	ret
		450	@@:
		451	cmp eax, DEV_GET_MASTERVOL
		452	jne @F
		453	mov ebx, [edi+output]
		454	stdcall get_master_vol, ebx
		455	ret
		456	;@@:
		457	; cmp eax, DEV_GET_INFO
		458	; jne @F
		459	; mov ebx, [edi+output]
		460	; stdcall get_dev_info, ebx
		461	; ret
		462	@@:
		463	.fail:
		464	or eax, -1
		465	ret
		466	endp
		467
		468	restore handle
		469	restore io_code
		470	restore input
		471	restore inp_size
		472	restore output
		473	restore out_size
		474
		475	align 4
		476	proc ac97_irq
		477
		478	if DEBUG_IRQ
		479	mov esi, msgIRQ
		480	call SysMsgBoardStr
		481	end if
		482
		483	mov edx, PCM_OUT_CR_REG
		484	mov al, 0x10; 0x10
		485	call [ctrl.ctrl_write8]
		486
		487	mov ax, 0x1c
		488	mov edx, PCM_OUT_SR_REG
		489	call [ctrl.ctrl_write16]
		490
		491	mov edx, PCM_OUT_CIV_REG
		492	call [ctrl.ctrl_read8]
		493
		494	and eax, 0x1F
		495	cmp eax, [civ_val]
		496	je .skip
		497
		498	mov [civ_val], eax
		499	dec eax
		500	and eax, 0x1F
		501	mov [ctrl.lvi_reg], eax
		502
		503	mov edx, PCM_OUT_LVI_REG
		504	call [ctrl.ctrl_write8]
		505
		506	mov edx, PCM_OUT_CR_REG
		507	mov ax, 0x11 ;0x1D
		508	call [ctrl.ctrl_write8]
		509
		510	mov eax, [civ_val]
		511	add eax, 1
		512	and eax, 31
		513	mov ebx, dword [buff_list+eax*4]
		514
		515	cmp [ctrl.user_callback], 0
		516	je @f
		517
		518	stdcall [ctrl.user_callback], ebx
		519	@@:
		520	ret
		521
		522	.skip:
		523	mov edx, PCM_OUT_CR_REG
		524	mov ax, 0x11 ;0x1D
		525	call [ctrl.ctrl_write8]
		526	ret
		527	endp
		528
		529	align 4
		530	proc create_primary_buff
		531
		532	stdcall KernelAlloc, 0x10000
		533	mov [ctrl.buffer], eax
		534
		535	mov edi, eax
		536	mov ecx, 0x10000/4
		537	xor eax, eax
		538	cld
		539	rep stosd
		540
		541	mov eax, [ctrl.buffer]
		542	call GetPgAddr
		543
		544	mov ebx, 0xC0002000
		545	mov ecx, 4
		546	mov edi, pcmout_bdl
		547	@@:
		548	mov [edi], eax
		549	mov [edi+4], ebx
		550
		551	mov [edi+32], eax
		552	mov [edi+4+32], ebx
		553
		554	mov [edi+64], eax
		555	mov [edi+4+64], ebx
		556
		557	mov [edi+96], eax
		558	mov [edi+4+96], ebx
		559
		560	mov [edi+128], eax
		561	mov [edi+4+128], ebx
		562
		563	mov [edi+160], eax
		564	mov [edi+4+160], ebx
		565
		566	mov [edi+192], eax
		567	mov [edi+4+192], ebx
		568
		569	mov [edi+224], eax
		570	mov [edi+4+224], ebx
		571
		572	add eax, 0x4000
		573	add edi, 8
		574	loop @B
		575
		576	mov edi, buff_list
		577	mov eax, [ctrl.buffer]
		578	mov ecx, 4
		579	@@:
		580	mov [edi], eax
		581	mov [edi+16], eax
		582	mov [edi+32], eax
		583	mov [edi+48], eax
		584	mov [edi+64], eax
		585	mov [edi+80], eax
		586	mov [edi+96], eax
		587	mov [edi+112], eax
		588
		589	add eax, 0x4000
		590	add edi, 4
		591	loop @B
		592
		593	mov eax, pcmout_bdl
		594	mov ebx, eax
		595	call GetPgAddr ;eax
		596	and ebx, 0xFFF
		597	add eax, ebx
		598
		599	mov edx, PCM_OUT_BDL
		600	call [ctrl.ctrl_write32]
		601
		602	mov eax, 16
		603	mov [ctrl.lvi_reg], eax
		604	mov edx, PCM_OUT_LVI_REG
		605	call [ctrl.ctrl_write8]
		606	ret
		607	endp
		608
		609	align 4
		610	proc detect_controller
		611	locals
		612	last_bus dd ?
		613	bus dd ?
		614	devfn dd ?
		615	endl
		616
		617	xor eax, eax
		618	mov [bus], eax
		619	inc eax
		620	call PciApi
		621	cmp eax, -1
		622	je .err
		623
		624	mov [last_bus], eax
		625
		626	.next_bus:
		627	and [devfn], 0
		628	.next_dev:
		629	stdcall PciRead32, [bus], [devfn], dword 0
		630	test eax, eax
		631	jz .next
		632	cmp eax, -1
		633	je .next
		634
		635	mov edi, devices
		636	@@:
		637	mov ebx, [edi]
		638	test ebx, ebx
		639	jz .next
		640
		641	cmp eax, ebx
		642	je .found
		643	add edi, 12
		644	jmp @B
		645	.next:
		646	inc [devfn]
		647	cmp [devfn], 256
		648	jb .next_dev
		649	mov eax, [bus]
		650	inc eax
		651	mov [bus], eax
		652	cmp eax, [last_bus]
		653	jna .next_bus
		654	xor eax, eax
		655	ret
		656	.found:
		657	mov ebx, [bus]
		658	mov [ctrl.bus], ebx
		659
		660	mov ecx, [devfn]
		661	mov [ctrl.devfn], ecx
		662
		663	mov edx, eax
		664	and edx, 0xFFFF
		665	mov [ctrl.vendor], edx
		666	shr eax, 16
		667	mov [ctrl.dev_id], eax
		668
		669	mov ebx, [edi+4]
		670	mov [ctrl.ctrl_ids], ebx
		671	mov esi, [edi+8]
		672	mov [ctrl.ctrl_setup], esi
		673
		674	cmp edx, VID_INTEL
		675	jne @F
		676	mov [ctrl.vendor_ids], msg_Intel
		677	ret
		678	@@:
		679	cmp edx, VID_NVIDIA
		680	jne @F
		681	mov [ctrl.vendor_ids], msg_NVidia
		682	ret
		683	@@:
		684	.err:
		685	xor eax, eax
		686	mov [ctrl.vendor_ids], eax ;something wrong ?
		687	ret
		688	endp
		689
		690	align 4
		691	proc init_controller
		692
		693	stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 4
		694	mov ebx, eax
		695	and eax, 0xFFFF
		696	mov [ctrl.pci_cmd], eax
		697	shr ebx, 16
		698	mov [ctrl.pci_stat], ebx
		699
		700	mov esi, msgPciCmd
		701	call SysMsgBoardStr
		702	call dword2str
		703	call SysMsgBoardStr
		704
		705	mov esi, msgPciStat
		706	call SysMsgBoardStr
		707	mov eax, [ctrl.pci_stat]
		708	call dword2str
		709	call SysMsgBoardStr
		710
		711	mov esi, msgMixIsaIo
		712	call SysMsgBoardStr
		713
		714	stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 0x10
		715
		716	call dword2str
		717	call SysMsgBoardStr
		718
		719	and eax,0xFFFE
		720	mov [ctrl.codec_io_base], eax
		721
		722	mov esi, msgCtrlIsaIo
		723	call SysMsgBoardStr
		724
		725	stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 0x14
		726
		727	call dword2str
		728	call SysMsgBoardStr
		729
		730	and eax, 0xFFC0
		731	mov [ctrl.ctrl_io_base], eax
		732
		733	mov esi, msgMixMMIo
		734	call SysMsgBoardStr
		735
		736	stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 0x18
		737	mov [ctrl.codec_mem_base], eax
		738
		739	call dword2str
		740	call SysMsgBoardStr
		741
		742	mov esi, msgCtrlMMIo
		743	call SysMsgBoardStr
		744
		745	stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 0x1C
		746	mov [ctrl.ctrl_mem_base], eax
		747
		748	call dword2str
		749	call SysMsgBoardStr
		750
		751	if 0
		752
		753	;;patch for some ugly BIOS ICH-ICH5 compatible
		754	cmp [ctrl.vendor], VID_INTEL
		755	jne .default
		756
		757	mov esi, msgIrqMap
		758	call SysMsgBoardStr
		759	stdcall PciRead8, 0, 0xF8, 0x61
		760	and eax, 0xFF
		761	call dword2str
		762	call SysMsgBoardStr
		763	btr eax, 7 ;when bit 7 set remap disabled
		764	jnc @F
		765	xor eax, eax
		766	jmp @F
		767	end if
		768
		769	.default:
		770	stdcall PciRead32, [ctrl.bus], [ctrl.devfn], dword 0x3C
		771	and eax, 0xFF
		772	@@:
		773	mov [ctrl.int_line], eax
		774
		775	stdcall PciRead8, [ctrl.bus], [ctrl.devfn], dword 0x41
		776	and eax, 0xFF
		777	mov [ctrl.cfg_reg], eax
		778
		779	call [ctrl.ctrl_setup]
		780	xor eax, eax
		781	inc eax
		782	ret
		783	endp
		784
		785	align 4
		786	proc set_ICH
		787	mov [ctrl.codec_read16], codec_io_r16 ;virtual
		788	mov [ctrl.codec_write16], codec_io_w16 ;virtual
		789
		790	mov [ctrl.ctrl_read8 ], ctrl_io_r8 ;virtual
		791	mov [ctrl.ctrl_read16], ctrl_io_r16 ;virtual
		792	mov [ctrl.ctrl_read32], ctrl_io_r32 ;virtual
		793
		794	mov [ctrl.ctrl_write8 ], ctrl_io_w8 ;virtual
		795	mov [ctrl.ctrl_write16], ctrl_io_w16 ;virtual
		796	mov [ctrl.ctrl_write32], ctrl_io_w32 ;virtual
		797	ret
		798	endp
		799
		800	PG_SW equ 0x003
		801	PG_NOCACHE equ 0x018
		802
		803	align 4
		804	proc set_ICH4
		805
		806	stdcall MapIoMem,[ctrl.codec_mem_base],0x1000,PG_SW+PG_NOCACHE
		807	mov [ctrl.codec_mem_base], eax
		808
		809	stdcall MapIoMem,[ctrl.ctrl_mem_base],0x1000,PG_SW+PG_NOCACHE
		810	mov [ctrl.ctrl_mem_base], eax
		811
		812	mov [ctrl.codec_read16], codec_mem_r16 ;virtual
		813	mov [ctrl.codec_write16], codec_mem_w16 ;virtual
		814
		815	mov [ctrl.ctrl_read8 ], ctrl_mem_r8 ;virtual
		816	mov [ctrl.ctrl_read16], ctrl_mem_r16 ;virtual
		817	mov [ctrl.ctrl_read32], ctrl_mem_r32 ;virtual
		818
		819	mov [ctrl.ctrl_write8 ], ctrl_mem_w8 ;virtual
		820	mov [ctrl.ctrl_write16], ctrl_mem_w16 ;virtual
		821	mov [ctrl.ctrl_write32], ctrl_mem_w32 ;virtual
		822	ret
		823	endp
		824
		825	align 4
		826	proc reset_controller
		827
		828	xor eax, eax
		829	mov edx, PCM_IN_CR_REG
		830	call [ctrl.ctrl_write8]
		831
		832	mov edx, PCM_OUT_CR_REG
		833	call [ctrl.ctrl_write8]
		834
		835	mov edx, MC_IN_CR_REG
		836	call [ctrl.ctrl_write8]
		837
		838	mov eax, RR
		839	mov edx, PCM_IN_CR_REG
		840	call [ctrl.ctrl_write8]
		841
		842	mov edx, PCM_OUT_CR_REG
		843	call [ctrl.ctrl_write8]
		844
		845	mov edx, MC_IN_CR_REG
		846	call [ctrl.ctrl_write8]
		847	ret
		848	endp
		849
		850	align 4
		851	proc init_codec
		852	locals
		853	counter dd ?
		854	endl
		855
		856	mov esi, msgControl
		857	call SysMsgBoardStr
		858
		859	mov edx, GLOB_CTRL
		860	call [ctrl.ctrl_read32]
		861	call dword2str
		862	call SysMsgBoardStr
		863
		864	mov esi, msgStatus
		865	call SysMsgBoardStr
		866
		867	mov edx, CTRL_STAT
		868	call [ctrl.ctrl_read32]
		869	push eax
		870	call dword2str
		871	call SysMsgBoardStr
		872	pop eax
		873	cmp eax, 0xFFFFFFFF
		874	je .err
		875
		876	test eax, CTRL_ST_CREADY
		877	jnz .ready
		878
		879	call reset_codec
		880	test eax, eax
		881	jz .err
		882
		883	.ready:
		884	xor edx, edx ;ac_reg_0
		885	call [ctrl.codec_write16]
		886
		887	xor eax, eax
		888	mov edx, CODEC_REG_POWERDOWN
		889	call [ctrl.codec_write16]
		890
		891	mov [counter], 200 ; total 200*5 ms = 1s
		892	.wait:
		893	mov eax, 5000 ; wait 5 ms
		894	call StallExec
		895
		896	mov edx, CODEC_REG_POWERDOWN
		897	call [ctrl.codec_read16]
		898	and eax, 0x0F
		899	cmp eax, 0x0F
		900	jz .done
		901
		902	sub [counter] , 1
		903	jnz .wait
		904	.err:
		905	xor eax, eax ; timeout error
		906	ret
		907	.done:
		908	mov eax, 2 ;force set 16-bit 2-channel PCM
		909	mov edx, GLOB_CTRL
		910	call [ctrl.ctrl_write32]
		911	mov eax, 5000 ; wait 5 ms
		912	call StallExec
		913
		914	call detect_codec
		915
		916	xor eax, eax
		917	inc eax
		918	ret
		919	endp
		920
		921	align 4
		922	proc reset_codec
		923	mov edx, GLOB_CTRL
		924	call [ctrl.ctrl_read32]
		925
		926	test eax, 0x02
		927	jz .cold
		928
		929	call warm_reset
		930	jnc .ok
		931	.cold:
		932	call cold_reset
		933	jnc .ok
		934
		935	if DEBUG
		936	mov esi, msgCFail
		937	call SysMsgBoardStr
		938	end if
		939	xor eax, eax ; timeout error
		940	ret
		941	.ok:
		942	if DEBUG
		943	mov esi, msgResetOk
		944	call SysMsgBoardStr
		945	end if
		946
		947	xor eax, eax
		948	inc eax
		949	ret
		950	endp
		951
		952	align 4
		953	proc warm_reset
		954	locals
		955	counter dd ?
		956	endl
		957
		958	mov eax, 0x06
		959	mov edx, GLOB_CTRL
		960	call [ctrl.ctrl_write32]
		961
		962	if DEBUG
		963	mov esi, msgWarm
		964	call SysMsgBoardStr
		965	end if
		966
		967	mov [counter], 10 ; total 10*100 ms = 1s
		968	.wait:
		969	mov eax, 100000 ; wait 100 ms
		970	call StallExec
		971
		972	mov edx, CTRL_STAT
		973	call [ctrl.ctrl_read32]
		974	test eax, CTRL_ST_CREADY
		975	jnz .ok
		976
		977	dec [counter]
		978	jnz .wait
		979
		980	if DEBUG
		981	mov esi, msgWRFail
		982	call SysMsgBoardStr
		983	end if
		984	.fail:
		985	stc
		986	ret
		987	.ok:
		988	clc
		989	ret
		990	endp
		991
		992	align 4
		993	proc cold_reset
		994	locals
		995	counter dd ?
		996	endl
		997
		998	mov eax, 0x02
		999	mov edx, GLOB_CTRL
		1000	call [ctrl.ctrl_write32]
		1001
		1002	if DEBUG
		1003	mov esi, msgCold
		1004	call SysMsgBoardStr
		1005	end if
		1006
		1007	mov eax, 400000 ; wait 400 ms
		1008	call StallExec
		1009
		1010	mov [counter], 16 ; total 20*100 ms = 2s
		1011	.wait:
		1012
		1013	mov edx, CTRL_STAT
		1014	call [ctrl.ctrl_read32]
		1015	test eax, CTRL_ST_CREADY
		1016	jnz .ok
		1017
		1018	mov eax, 100000 ; wait 100 ms
		1019	call StallExec
		1020
		1021	dec [counter]
		1022	jnz .wait
		1023
		1024	if DEBUG
		1025	mov esi, msgCRFail
		1026	call SysMsgBoardStr
		1027	end if
		1028
		1029	.fail:
		1030	stc
		1031	ret
		1032	.ok:
		1033	mov esi, msgControl
		1034	call SysMsgBoardStr
		1035
		1036	mov edx, GLOB_CTRL
		1037	call [ctrl.ctrl_read32]
		1038	call dword2str
		1039	call SysMsgBoardStr
		1040
		1041	mov esi, msgStatus
		1042	call SysMsgBoardStr
		1043
		1044	mov edx, CTRL_STAT
		1045	call [ctrl.ctrl_read32]
		1046	push eax
		1047	call dword2str
		1048	call SysMsgBoardStr
		1049	pop eax
		1050
		1051	test eax, CTRL_ST_CREADY
		1052	jz .fail
		1053	clc
		1054	ret
		1055	endp
		1056
		1057	align 4
		1058	play:
		1059	mov eax, 16
		1060	mov [ctrl.lvi_reg], eax
		1061	mov edx, PCM_OUT_LVI_REG
		1062	call [ctrl.ctrl_write8]
		1063
		1064	mov edx, PCM_OUT_CR_REG
		1065	mov ax, 0x1D
		1066	call [ctrl.ctrl_write8]
		1067	xor eax, eax
		1068	ret
		1069
		1070	align 4
		1071	stop:
		1072	mov edx, PCM_OUT_CR_REG
		1073	mov ax, 0x0
		1074	call [ctrl.ctrl_write8]
		1075
		1076	mov ax, 0x1c
		1077	mov edx, PCM_OUT_SR_REG
		1078	call [ctrl.ctrl_write16]
		1079	xor eax, eax
		1080	ret
		1081
		1082	align 4
		1083	proc get_dev_info stdcall, p_info:dword
		1084	virtual at esi
		1085	CTRL_INFO CTRL_INFO
		1086	end virtual
		1087
		1088	mov esi, [p_info]
		1089	mov eax, [ctrl.int_line]
		1090	mov ebx, [ctrl.codec_io_base]
		1091	mov ecx, [ctrl.ctrl_io_base]
		1092	mov edx, [ctrl.codec_mem_base]
		1093	mov edi, [ctrl.ctrl_mem_base]
		1094
		1095	mov [CTRL_INFO.irq], eax
		1096	mov [CTRL_INFO.codec_io_base], ebx
		1097	mov [CTRL_INFO.ctrl_io_base], ecx
		1098	mov [CTRL_INFO.codec_mem_base], edx
		1099	mov [CTRL_INFO.ctrl_mem_base], edi
		1100
		1101	mov eax, [codec.chip_id]
		1102	mov [CTRL_INFO.codec_id], eax
		1103
		1104	mov edx, GLOB_CTRL
		1105	call [ctrl.ctrl_read32]
		1106	mov [CTRL_INFO.glob_cntrl], eax
		1107
		1108	mov edx, CTRL_STAT
		1109	call [ctrl.ctrl_read32]
		1110	mov [CTRL_INFO.glob_sta], eax
		1111
		1112	mov ebx, [ctrl.pci_cmd]
		1113	mov [CTRL_INFO.pci_cmd], ebx
		1114	ret
		1115	endp
		1116
		1117	align 4
		1118	proc set_callback stdcall, handler:dword
		1119	mov eax, [handler]
		1120	mov [ctrl.user_callback], eax
		1121	ret
		1122	endp
		1123
		1124	align 4
		1125	proc codec_read stdcall, ac_reg:dword ; reg = edx, reval = eax
		1126
		1127	mov edx, [ac_reg]
		1128
		1129	mov ebx, edx
		1130	shr ebx, 1
		1131	bt [codec.shadow_flag], ebx
		1132	jc .use_shadow
		1133
		1134	call [ctrl.codec_read16] ;change edx !!!
		1135	mov ecx, eax
		1136
		1137	mov edx, CTRL_STAT
		1138	call [ctrl.ctrl_read32]
		1139	test eax, CTRL_ST_RCS
		1140	jz .read_ok
		1141
		1142	mov edx, CTRL_STAT
		1143	call [ctrl.ctrl_write32]
		1144	xor eax,eax
		1145	not eax ;timeout
		1146	ret
		1147	.read_ok:
		1148	mov edx, [ac_reg]
		1149	mov [codec.regs+edx], cx
		1150	bts [codec.shadow_flag], ebx
		1151	mov eax, ecx
		1152	ret
		1153	.use_shadow:
		1154	movzx eax, word [codec.regs+edx]
		1155	ret
		1156	endp
		1157
		1158	align 4
		1159	proc codec_write stdcall, ac_reg:dword
		1160	push eax
		1161	call check_semafore
		1162	and eax, eax
		1163	jz .err
		1164	pop eax
		1165
		1166	mov esi, [ac_reg]
		1167	mov edx, esi
		1168	call [ctrl.codec_write16]
		1169	mov [codec.regs+esi], ax
		1170	shr esi, 1
		1171	bts [codec.shadow_flag], esi
		1172	ret
		1173	.err:
		1174	pop eax
		1175	ret
		1176	endp
		1177
		1178	align 4
		1179	proc codec_check_ready
		1180
		1181	mov edx, CTRL_ST
		1182	call [ctrl.ctrl_read32]
		1183	and eax, CTRL_ST_CREADY
		1184	jz .not_ready
		1185
		1186	xor eax, wax
		1187	inc eax
		1188	ret
		1189	.not_ready:
		1190	xor eax, eax
		1191	ret
		1192	endp
		1193
		1194	align 4
		1195	proc check_semafore
		1196	local counter:DWORD
		1197
		1198	mov [counter], 100
		1199	.l1:
		1200	mov edx, CTRL_CAS
		1201	call [ctrl.ctrl_read8]
		1202	and eax, CAS_FLAG
		1203	jz .ok
		1204
		1205	mov eax, 1
		1206	call StallExec
		1207	sub [counter], 1
		1208	jnz .l1
		1209	xor eax, eax
		1210	ret
		1211	align 4
		1212	.ok:
		1213	xor eax,eax
		1214	inc eax
		1215	ret
		1216	endp
		1217
		1218	align 4
		1219	proc StallExec
		1220	push ecx
		1221	push edx
		1222	push ebx
		1223	push eax
		1224
		1225	mov ecx, CPU_FREQ
		1226	mul ecx
		1227	mov ebx, eax ;low
		1228	mov ecx, edx ;high
		1229	rdtsc
		1230	add ebx, eax
		1231	adc ecx,edx
		1232	@@:
		1233	rdtsc
		1234	sub eax, ebx
		1235	sbb edx, ecx
		1236	js @B
		1237
		1238	pop eax
		1239	pop ebx
		1240	pop edx
		1241	pop ecx
		1242	ret
		1243	endp
		1244
		1245	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1246	; CONTROLLER IO functions
		1247	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1248
		1249	align 4
		1250	proc codec_io_r16
		1251	add edx, [ctrl.codec_io_base]
		1252	in ax, dx
		1253	ret
		1254	endp
		1255
		1256	align 4
		1257	proc codec_io_w16
		1258	add edx, [ctrl.codec_io_base]
		1259	out dx, ax
		1260	ret
		1261	endp
		1262
		1263	align 4
		1264	proc ctrl_io_r8
		1265	add edx, [ctrl.ctrl_io_base]
		1266	in al, dx
		1267	ret
		1268	endp
		1269
		1270	align 4
		1271	proc ctrl_io_r16
		1272	add edx, [ctrl.ctrl_io_base]
		1273	in ax, dx
		1274	ret
		1275	endp
		1276
		1277	align 4
		1278	proc ctrl_io_r32
		1279	add edx, [ctrl.ctrl_io_base]
		1280	in eax, dx
		1281	ret
		1282	endp
		1283
		1284	align 4
		1285	proc ctrl_io_w8
		1286	add edx, [ctrl.ctrl_io_base]
		1287	out dx, al
		1288	ret
		1289	endp
		1290
		1291	align 4
		1292	proc ctrl_io_w16
		1293	add edx, [ctrl.ctrl_io_base]
		1294	out dx, ax
		1295	ret
		1296	endp
		1297
		1298	align 4
		1299	proc ctrl_io_w32
		1300	add edx, [ctrl.ctrl_io_base]
		1301	out dx, eax
		1302	ret
		1303	endp
		1304
		1305	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1306	; MEMORY MAPPED IO (os depended)
		1307	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
		1308
		1309	align 4
		1310	proc codec_mem_r16
		1311	add edx, [ctrl.codec_mem_base]
		1312	mov ax, word [edx]
		1313	ret
		1314	endp
		1315
		1316	align 4
		1317	proc codec_mem_w16
		1318	add edx, [ctrl.codec_mem_base]
		1319	mov word [edx], ax
		1320	ret
		1321	endp
		1322
		1323	align 4
		1324	proc ctrl_mem_r8
		1325	add edx, [ctrl.ctrl_mem_base]
		1326	mov al, [edx]
		1327	ret
		1328	endp
		1329
		1330	align 4
		1331	proc ctrl_mem_r16
		1332	add edx, [ctrl.ctrl_mem_base]
		1333	mov ax, [edx]
		1334	ret
		1335	endp
		1336
		1337	align 4
		1338	proc ctrl_mem_r32
		1339	add edx, [ctrl.ctrl_mem_base]
		1340	mov eax, [edx]
		1341	ret
		1342	endp
		1343
		1344	align 4
		1345	proc ctrl_mem_w8
		1346	add edx, [ctrl.ctrl_mem_base]
		1347	mov [edx], al
		1348	ret
		1349	endp
		1350
		1351	align 4
		1352	proc ctrl_mem_w16
		1353	add edx, [ctrl.ctrl_mem_base]
		1354	mov [edx], ax
		1355	ret
		1356	endp
		1357
		1358	align 4
		1359	proc ctrl_mem_w32
		1360	add edx, [ctrl.ctrl_mem_base]
		1361	mov [edx], eax
		1362	ret
		1363	endp
		1364
		1365	align 4
		1366	dword2str:
		1367	mov esi, hex_buff
		1368	mov ecx, -8
		1369	@@:
		1370	rol eax, 4
		1371	mov ebx, eax
		1372	and ebx, 0x0F
		1373	mov bl, [ebx+hexletters]
		1374	mov [8+esi+ecx], bl
		1375	inc ecx
		1376	jnz @B
		1377	ret
		1378
		1379	hexletters db '0123456789ABCDEF'
		1380	hex_buff db 8 dup(0),13,10,0
		1381
		1382
		1383	include "codec.inc"
		1384
		1385	align 4
		1386	devices dd (CTRL_ICH shl 16)+VID_INTEL,msg_ICH, set_ICH
		1387	dd (CTRL_ICH0 shl 16)+VID_INTEL,msg_ICH0,set_ICH
		1388	dd (CTRL_ICH2 shl 16)+VID_INTEL,msg_ICH2,set_ICH
		1389	dd (CTRL_ICH3 shl 16)+VID_INTEL,msg_ICH3,set_ICH
		1390	dd (CTRL_ICH4 shl 16)+VID_INTEL,msg_ICH4,set_ICH4
		1391	dd (CTRL_ICH5 shl 16)+VID_INTEL,msg_ICH5,set_ICH4
		1392	dd (CTRL_ICH6 shl 16)+VID_INTEL,msg_ICH6,set_ICH4
		1393	dd (CTRL_ICH7 shl 16)+VID_INTEL,msg_ICH7,set_ICH4
		1394
		1395	dd (CTRL_NFORCE shl 16)+VID_NVIDIA,msg_NForce, set_ICH
		1396	dd (CTRL_NFORCE2 shl 16)+VID_NVIDIA,msg_NForce2,set_ICH
		1397	dd (CTRL_NFORCE3 shl 16)+VID_NVIDIA,msg_NForce3,set_ICH
		1398	dd (CTRL_MCP04 shl 16)+VID_NVIDIA,msg_MCP04,set_ICH
		1399	dd (CTRL_CK804 shl 16)+VID_NVIDIA,msg_CK804,set_ICH
		1400	dd (CTRL_CK8 shl 16)+VID_NVIDIA,msg_CK8,set_ICH
		1401	dd (CTRL_CK8S shl 16)+VID_NVIDIA,msg_CK8S,set_ICH
		1402	dd (CTRL_MCP51 shl 16)+VID_NVIDIA,msg_MCP51,set_ICH
		1403
		1404	dd 0 ;terminator
		1405
		1406
		1407	version dd (5 shl 16) or (API_VERSION and 0xFFFF)
		1408
		1409	msg_ICH db '802801AA (ICH)', 13,10, 0
		1410	msg_ICH0 db '802801AB (ICH0)', 13,10, 0
		1411	msg_ICH2 db '802801BA (ICH2)', 13,10, 0
		1412	msg_ICH3 db '802801CA (ICH3)', 13,10, 0
		1413	msg_ICH4 db '802801DB (ICH4)', 13,10, 0
		1414	msg_ICH5 db '802801EB (ICH5)', 13,10, 0
		1415	msg_ICH6 db '802801FB (ICH6)', 13,10, 0
		1416	msg_ICH7 db '802801GB (ICH7)', 13,10, 0
		1417	msg_Intel db 'Intel ', 0
		1418
		1419	msg_NForce db 'NForce', 13,10, 0
		1420	msg_NForce2 db 'NForce 2', 13,10, 0
		1421	msg_NForce3 db 'NForce 3', 13,10, 0
		1422	msg_MCP04 db 'NForce MCP04',13,10, 0
		1423	msg_CK804 db 'NForce CK804',13,10, 0
		1424	msg_CK8 db 'NForce CK8', 13,10, 0
		1425	msg_CK8S db 'NForce CK8S', 13,10, 0
		1426	msg_MCP51 db 'NForce MCP51',13,10, 0
		1427
		1428	msg_NVidia db 'NVidia', 0
		1429
		1430	szKernel db 'KERNEL', 0
		1431	sz_sound_srv db 'SOUND',0
		1432
		1433	msgInit db 'detect hardware...',13,10,0
		1434	msgFail db 'device not found',13,10,0
		1435	msgAttchIRQ db 'IRQ line not supported', 13,10, 0
		1436	msgInvIRQ db 'IRQ line not assigned or invalid', 13,10, 0
		1437	msgPlay db 'start play', 13,10,0
		1438	msgStop db 'stop play', 13,10,0
		1439	;msgNotify db 'call notify',13,10,0
		1440	msgIRQ db 'AC97 IRQ', 13,10,0
		1441	msgInitCtrl db 'init controller',13,10,0
		1442	;msgInitCodec db 'init codec',13,10,0
		1443	msgPrimBuff db 'create primary buffer ...',0
		1444	msgDone db 'done',13,10,0
		1445	msgRemap db 'Remap IRQ',13,10,0
		1446	;msgReg db 'set service handler',13,10,0
		1447	msgOk db 'service installed',13,10,0
		1448	msgCold db 'cold reset',13,10,0
		1449	msgWarm db 'warm reset',13,10,0
		1450	msgWRFail db 'warm reset failed',13,10,0
		1451	msgCRFail db 'cold reset failed',13,10,0
		1452	msgCFail db 'codec not ready',13,10,0
		1453	msgResetOk db 'reset complete',13,10,0
		1454	msgStatus db 'global status ',0
		1455	msgControl db 'global control ',0
		1456	msgPciCmd db 'PCI command ',0
		1457	msgPciStat db 'PCI status ',0
		1458	msgCtrlIsaIo db 'controller io base ',0
		1459	msgMixIsaIo db 'codec io base ',0
		1460	msgCtrlMMIo db 'controller mmio base ',0
		1461	msgMixMMIo db 'codec mmio base ',0
		1462	msgIrqMap db 'AC97 irq map as ',0
		1463
		1464	section '.data' data readable writable align 16
		1465
		1466	pcmout_bdl rq 32
		1467	buff_list rd 32
		1468
		1469	codec CODEC
		1470	ctrl AC_CNTRL
		1471
		1472	lpc_bus rd 1
		1473	civ_val rd 1

Subversion Repositories Kolibri OS

(root)/kernel/branches/Kolibri-acpi/drivers/sound.asm @ 2106 – Rev 802