WebSVN – Kolibri OS – Diff – /kernel/branches/net/blkdev/cd_drv.inc

Rev 1161		Rev 1198
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2	;; ;;	2	;; ;;
3	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;	3	;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;;
4	;; Distributed under terms of the GNU General Public License ;;	4	;; Distributed under terms of the GNU General Public License ;;
5	;; ;;	5	;; ;;
6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;	6	;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
7		7
8	$Revision: 758 $	8	$Revision: 758 $
9		9
10		10
11	;**********************************************************	11	;**********************************************************
12	; Íåïîñðåäñòâåííàÿ ðàáîòà ñ óñòðîéñòâîì ÑD (ATAPI)	12	; Íåïîñðåäñòâåííàÿ ðàáîòà ñ óñòðîéñòâîì ÑD (ATAPI)
13	;**********************************************************	13	;**********************************************************
14	; Àâòîð ÷àñòè èñõîäíîãî òåêñòà Êóëàêîâ Âëàäèìèð Ãåííàäüåâè÷	14	; Àâòîð ÷àñòè èñõîäíîãî òåêñòà Êóëàêîâ Âëàäèìèð Ãåííàäüåâè÷
15	; Àäàïòàöèÿ, äîðàáîòêà è ðàçðàáîòêà Mario79	15	; Àäàïòàöèÿ, äîðàáîòêà è ðàçðàáîòêà Mario79
16		16
17	; Ìàêñèìàëüíîå êîëè÷åñòâî ïîâòîðåíèé îïåðàöèè ÷òåíèÿ	17	; Ìàêñèìàëüíîå êîëè÷åñòâî ïîâòîðåíèé îïåðàöèè ÷òåíèÿ
18	MaxRetr equ 10	18	MaxRetr equ 10
19	; Ïðåäåëüíîå âðåìÿ îæèäàíèÿ ãîòîâíîñòè ê ïðèåìó êîìàíäû	19	; Ïðåäåëüíîå âðåìÿ îæèäàíèÿ ãîòîâíîñòè ê ïðèåìó êîìàíäû
20	; (â òèêàõ)	20	; (â òèêàõ)
21	BSYWaitTime equ 1000 ;2	21	BSYWaitTime equ 1000 ;2
22	NoTickWaitTime equ 0xfffff	22	NoTickWaitTime equ 0xfffff
23		23
24	;*************************************************	24	;*************************************************
25	;* ÏÎËÍÎÅ ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ ÊÎÌÏÀÊÒ-ÄÈÑÊÀ *	25	;* ÏÎËÍÎÅ ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ ÊÎÌÏÀÊÒ-ÄÈÑÊÀ *
26	;* Ñ÷èòûâàþòñÿ äàííûå ïîëüçîâàòåëÿ, èíôîðìàöèÿ *	26	;* Ñ÷èòûâàþòñÿ äàííûå ïîëüçîâàòåëÿ, èíôîðìàöèÿ *
27	;* ñóáêàíàëà è êîíòðîëüíàÿ èíôîðìàöèÿ *	27	;* ñóáêàíàëà è êîíòðîëüíàÿ èíôîðìàöèÿ *
28	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	28	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
29	;* ïåðìåííûå: *	29	;* ïåðìåííûå: *
30	;* ChannelNumber - íîìåð êàíàëà; *	30	;* ChannelNumber - íîìåð êàíàëà; *
31	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *	31	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *
32	;* CDSectorAddress - àäðåñ ñ÷èòûâàåìîãî ñåêòîðà. *	32	;* CDSectorAddress - àäðåñ ñ÷èòûâàåìîãî ñåêòîðà. *
33	;* Äàííûå ñ÷èòûâàåòñÿ â ìàññèâ CDDataBuf. *	33	;* Äàííûå ñ÷èòûâàåòñÿ â ìàññèâ CDDataBuf. *
34	;*************************************************	34	;*************************************************
35	ReadCD:	35	ReadCD:
36	pusha	36	pusha
37	; Çàäàòü ðàçìåð ñåêòîðà	37	; Çàäàòü ðàçìåð ñåêòîðà
38	mov [CDBlockSize],2048 ;2352	38	mov [CDBlockSize],2048 ;2352
39	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	39	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
40	call clear_packet_buffer	40	call clear_packet_buffer
41	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíèÿ	41	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíèÿ
42	; ñåêòîðà äàííûõ	42	; ñåêòîðà äàííûõ
43	; Çàäàòü êîä êîìàíäû Read CD	43	; Çàäàòü êîä êîìàíäû Read CD
44	mov [PacketCommand],byte 0x28 ;0xBE	44	mov [PacketCommand],byte 0x28 ;0xBE
45	; Çàäàòü àäðåñ ñåêòîðà	45	; Çàäàòü àäðåñ ñåêòîðà
46	mov AX,word [CDSectorAddress+2]	46	mov AX,word [CDSectorAddress+2]
47	xchg AL,AH	47	xchg AL,AH
48	mov word [PacketCommand+2],AX	48	mov word [PacketCommand+2],AX
49	mov AX,word [CDSectorAddress]	49	mov AX,word [CDSectorAddress]
50	xchg AL,AH	50	xchg AL,AH
51	mov word [PacketCommand+4],AX	51	mov word [PacketCommand+4],AX
52	; mov eax,[CDSectorAddress]	52	; mov eax,[CDSectorAddress]
53	; mov [PacketCommand+2],eax	53	; mov [PacketCommand+2],eax
54	; Çàäàòü êîëè÷åñòâî ñ÷èòûâàåìûõ ñåêòîðîâ	54	; Çàäàòü êîëè÷åñòâî ñ÷èòûâàåìûõ ñåêòîðîâ
55	mov [PacketCommand+8],byte 1	55	mov [PacketCommand+8],byte 1
56	; Çàäàòü ñ÷èòûâàíèå äàííûõ â ïîëíîì îáúåìå	56	; Çàäàòü ñ÷èòûâàíèå äàííûõ â ïîëíîì îáúåìå
57	; mov [PacketCommand+9],byte 0xF8	57	; mov [PacketCommand+9],byte 0xF8
58	; Ïîäàòü êîìàíäó	58	; Ïîäàòü êîìàíäó
59	call SendPacketDatCommand	59	call SendPacketDatCommand
60	popa	60	popa
61	ret	61	ret
62		62
63	;********************************************	63	;********************************************
64	;* ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ Ñ ÏÎÂÒÎÐÀÌÈ *	64	;* ×ÒÅÍÈÅ ÑÅÊÒÎÐÀ Ñ ÏÎÂÒÎÐÀÌÈ *
65	;* Ìíîãîêðàòíîå ïîâòîðåíèå ÷òåíèÿ ïðè ñáîÿõ *	65	;* Ìíîãîêðàòíîå ïîâòîðåíèå ÷òåíèÿ ïðè ñáîÿõ *
66	;********************************************	66	;********************************************
67	ReadCDWRetr:	67	ReadCDWRetr:
68	;-----------------------------------------------------------	68	;-----------------------------------------------------------
69	; input : eax = block to read	69	; input : eax = block to read
70	; ebx = destination	70	; ebx = destination
71	;-----------------------------------------------------------	71	;-----------------------------------------------------------
72	pushad	72	pushad
73	mov eax,[CDSectorAddress]	73	mov eax,[CDSectorAddress]
74	mov ebx,[CDDataBuf_pointer]	74	mov ebx,[CDDataBuf_pointer]
75	call cd_calculate_cache	75	call cd_calculate_cache
76	add esi,8	76	add esi,8
77	mov edi,1	77	mov edi,1
78	.hdreadcache:	78	.hdreadcache:
79	; cmp dword [esi+4],0 ; empty	79	; cmp dword [esi+4],0 ; empty
80	; je .nohdcache	80	; je .nohdcache
81	cmp [esi],eax ; correct sector	81	cmp [esi],eax ; correct sector
82	je .yeshdcache	82	je .yeshdcache
83	.nohdcache:	83	.nohdcache:
84	add esi,8	84	add esi,8
85	inc edi	85	inc edi
86	dec ecx	86	dec ecx
87	jnz .hdreadcache	87	jnz .hdreadcache
88	call find_empty_slot_CD_cache ; ret in edi	88	call find_empty_slot_CD_cache ; ret in edi
89		89
90	push edi	90	push edi
91	push eax	91	push eax
92	call cd_calculate_cache_2	92	call cd_calculate_cache_2
93	shl edi,11	93	shl edi,11
94	add edi,eax	94	add edi,eax
95	mov [CDDataBuf_pointer],edi	95	mov [CDDataBuf_pointer],edi
96	pop eax	96	pop eax
97	pop edi	97	pop edi
98		98
99	call ReadCDWRetr_1	99	call ReadCDWRetr_1
100	cmp [DevErrorCode],0	100	cmp [DevErrorCode],0
101	jne .exit	101	jne .exit
102		102
103	mov [CDDataBuf_pointer],ebx	103	mov [CDDataBuf_pointer],ebx
104	call cd_calculate_cache_1	104	call cd_calculate_cache_1
105	lea esi,[edi*8+esi]	105	lea esi,[edi*8+esi]
106	mov [esi],eax ; sector number	106	mov [esi],eax ; sector number
107	; mov dword [esi+4],1 ; hd read - mark as same as in hd	107	; mov dword [esi+4],1 ; hd read - mark as same as in hd
108	.yeshdcache:	108	.yeshdcache:
109	mov esi,edi	109	mov esi,edi
110	shl esi,11 ;9	110	shl esi,11 ;9
111	push eax	111	push eax
112	call cd_calculate_cache_2	112	call cd_calculate_cache_2
113	add esi,eax	113	add esi,eax
114	pop eax	114	pop eax
115	mov edi,ebx ;[CDDataBuf_pointer]	115	mov edi,ebx ;[CDDataBuf_pointer]
116	mov ecx,512 ;/4	116	mov ecx,512 ;/4
117	cld	117	cld
118	rep movsd ; move data	118	rep movsd ; move data
119	.exit:	119	.exit:
120	popad	120	popad
121	ret	121	ret
122		122
123	ReadCDWRetr_1:	123	ReadCDWRetr_1:
124	pushad	124	pushad
125		125
126	; Öèêë, ïîêà êîìàíäà íå âûïîëíåíà óñïåøíî èëè íå	126	; Öèêë, ïîêà êîìàíäà íå âûïîëíåíà óñïåøíî èëè íå
127	; èñ÷åðïàíî êîëè÷åñòâî ïîïûòîê	127	; èñ÷åðïàíî êîëè÷åñòâî ïîïûòîê
128	mov ECX,MaxRetr	128	mov ECX,MaxRetr
129	@@NextRetr:	129	@@NextRetr:
130	; Ïîäàòü êîìàíäó	130	; Ïîäàòü êîìàíäó
131	call ReadCD	131	call ReadCD
132	cmp [DevErrorCode],0	132	cmp [DevErrorCode],0
133	je @@End_4	133	je @@End_4
134		134
135	or ecx,ecx ;{SPraid.simba} (for cd load)	135	or ecx,ecx ;{SPraid.simba} (for cd load)
136	jz @@End_4	136	jz @@End_4
137	dec ecx	137	dec ecx
138		138
139	cmp [timer_ticks_enable],0	139	cmp [timer_ticks_enable],0
140	jne @f	140	jne @f
141	mov eax,NoTickWaitTime	141	mov eax,NoTickWaitTime
142	.wait:	142	.wait:
143	dec eax	143	dec eax
144	cmp eax,0	144	cmp eax,0
145	je @@NextRetr	145	je @@NextRetr
146	jmp .wait	146	jmp .wait
147	@@:	147	@@:
148	; Çàäåðæêà íà 2,5 ñåêóíäû	148	; Çàäåðæêà íà 2,5 ñåêóíäû
149	; mov EAX,[timer_ticks]	149	; mov EAX,[timer_ticks]
150	; add EAX,50 ;250	150	; add EAX,50 ;250
151	;@@Wait:	151	;@@Wait:
152	; call change_task	152	; call change_task
153	; cmp EAX,[timer_ticks]	153	; cmp EAX,[timer_ticks]
154	; ja @@Wait	154	; ja @@Wait
155	loop @@NextRetr	155	loop @@NextRetr
156	@@End_4:	156	@@End_4:
157	popad	157	popad
158	ret	158	ret
159		159
160		160
161	; Óíèâåðñàëüíûå ïðîöåäóðû, îáåñïå÷èâàþùèå âûïîëíåíèå	161	; Óíèâåðñàëüíûå ïðîöåäóðû, îáåñïå÷èâàþùèå âûïîëíåíèå
162	; ïàêåòíûõ êîìàíä â ðåæèìå PIO	162	; ïàêåòíûõ êîìàíä â ðåæèìå PIO
163		163
164	; Ìàêñèìàëüíî äîïóñòèìîå âðåìÿ îæèäàíèÿ ðåàêöèè	164	; Ìàêñèìàëüíî äîïóñòèìîå âðåìÿ îæèäàíèÿ ðåàêöèè
165	; óñòðîéñòâà íà ïàêåòíóþ êîìàíäó (â òèêàõ)	165	; óñòðîéñòâà íà ïàêåòíóþ êîìàíäó (â òèêàõ)
166	MaxCDWaitTime equ 1000 ;200 ;10 ñåêóíä	166	MaxCDWaitTime equ 1000 ;200 ;10 ñåêóíä
167		167
168	; Îáëàñòü ïàìÿòè äëÿ ôîðìèðîâàíèÿ ïàêåòíîé êîìàíäû	168	; Îáëàñòü ïàìÿòè äëÿ ôîðìèðîâàíèÿ ïàêåòíîé êîìàíäû
169	PacketCommand: rb 12 ;DB 12 DUP (?)	169	PacketCommand: rb 12 ;DB 12 DUP (?)
170	; Îáëàñòü ïàìÿòè äëÿ ïðèåìà äàííûõ îò äèñêîâîäà	170	; Îáëàñòü ïàìÿòè äëÿ ïðèåìà äàííûõ îò äèñêîâîäà
171	;CDDataBuf DB 4096 DUP (0)	171	;CDDataBuf DB 4096 DUP (0)
172	; Ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ â áàéòàõ	172	; Ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ â áàéòàõ
173	CDBlockSize DW ?	173	CDBlockSize DW ?
174	; Àäðåñ ñ÷èòûâàåìîãî ñåêòîðà äàííûõ	174	; Àäðåñ ñ÷èòûâàåìîãî ñåêòîðà äàííûõ
175	CDSectorAddress: DD ?	175	CDSectorAddress: DD ?
176	; Âðåìÿ íà÷àëà î÷åðåäíîé îïåðàöèè ñ äèñêîì	176	; Âðåìÿ íà÷àëà î÷åðåäíîé îïåðàöèè ñ äèñêîì
177	TickCounter_1 DD 0	177	TickCounter_1 DD 0
178	; Âðåìÿ íà÷àëà îæèäàíèÿ ãîòîâíîñòè óñòðîéñòâà	178	; Âðåìÿ íà÷àëà îæèäàíèÿ ãîòîâíîñòè óñòðîéñòâà
179	WURStartTime DD 0	179	WURStartTime DD 0
180	; óêàçàòåëü áóôåðà äëÿ ñ÷èòûâàíèÿ	180	; óêàçàòåëü áóôåðà äëÿ ñ÷èòûâàíèÿ
181	CDDataBuf_pointer dd 0	181	CDDataBuf_pointer dd 0
182		182
183	;****************************************************	183	;****************************************************
184	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *	184	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *
185	;* ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×Ó ÎÄÍÎÃÎ ÑÅÊÒÎÐÀ ÄÀÍÍÛÕ *	185	;* ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×Ó ÎÄÍÎÃÎ ÑÅÊÒÎÐÀ ÄÀÍÍÛÕ *
186	;* ÐÀÇÌÅÐÎÌ 2048 ÁÀÉÒ ÎÒ ÓÑÒÐÎÉÑÒÂÀ Ê ÕÎÑÒÓ *	186	;* ÐÀÇÌÅÐÎÌ 2048 ÁÀÉÒ ÎÒ ÓÑÒÐÎÉÑÒÂÀ Ê ÕÎÑÒÓ *
187	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	187	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
188	;* ïåðìåííûå: *	188	;* ïåðìåííûå: *
189	;* ChannelNumber - íîìåð êàíàëà; *	189	;* ChannelNumber - íîìåð êàíàëà; *
190	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *	190	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *
191	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò; *	191	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò; *
192	;* CDBlockSize - ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ. *	192	;* CDBlockSize - ðàçìåð ïðèíèìàåìîãî áëîêà äàííûõ. *
193	;****************************************************	193	;****************************************************
194	SendPacketDatCommand:	194	SendPacketDatCommand:
195	pushad	195	pushad
196	mov [DevErrorCode],0	196	mov [DevErrorCode],0
197	; Çàäàòü ðåæèì CHS	197	; Çàäàòü ðåæèì CHS
198	mov [ATAAddressMode],0	198	mov [ATAAddressMode],0
199	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû	199	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû
200	mov [ATAFeatures],0	200	mov [ATAFeatures],0
201	mov [ATASectorCount],0	201	mov [ATASectorCount],0
202	mov [ATASectorNumber],0	202	mov [ATASectorNumber],0
203	; Çàãðóçèòü ðàçìåð ïåðåäàâàåìîãî áëîêà	203	; Çàãðóçèòü ðàçìåð ïåðåäàâàåìîãî áëîêà
204	mov AX,[CDBlockSize]	204	mov AX,[CDBlockSize]
205	mov [ATACylinder],AX	205	mov [ATACylinder],AX
206	mov [ATAHead],0	206	mov [ATAHead],0
207	mov [ATACommand],0A0h	207	mov [ATACommand],0A0h
208	call SendCommandToHDD_1	208	call SendCommandToHDD_1
209	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè	209	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè
210	jne @@End_8 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè	210	jne @@End_8 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè
211		211
212	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó	212	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó
213	; ïàêåòíîé êîìàíäû	213	; ïàêåòíîé êîìàíäû
214	mov DX,[ATABasePortAddr]	214	mov DX,[ATABasePortAddr]
215	add DX,7 ;ïîðò 1õ7h	215	add DX,7 ;ïîðò 1õ7h
216	mov ecx,NoTickWaitTime	216	mov ecx,NoTickWaitTime
217	@@WaitDevice0:	217	@@WaitDevice0:
218	cmp [timer_ticks_enable],0	218	cmp [timer_ticks_enable],0
219	jne @f	219	jne @f
220	dec ecx	220	dec ecx
221	cmp ecx,0	221	cmp ecx,0
222	je @@Err1_1	222	je @@Err1_1
223	jmp .test	223	jmp .test
224	@@:	224	@@:
225	call change_task	225	call change_task
226	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû	226	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû
227	mov EAX,[timer_ticks]	227	mov EAX,[timer_ticks]
228	sub EAX,[TickCounter_1]	228	sub EAX,[TickCounter_1]
229	cmp EAX,BSYWaitTime	229	cmp EAX,BSYWaitTime
230	ja @@Err1_1 ;îøèáêà òàéì-àóòà	230	ja @@Err1_1 ;îøèáêà òàéì-àóòà
231	; Ïðîâåðèòü ãîòîâíîñòü	231	; Ïðîâåðèòü ãîòîâíîñòü
232	.test:	232	.test:
233	in AL,DX	233	in AL,DX
234	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	234	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
235	jnz @@WaitDevice0	235	jnz @@WaitDevice0
236	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ	236	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ
237	jz @@WaitDevice0	237	jz @@WaitDevice0
238	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	238	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
239	jnz @@Err6	239	jnz @@Err6
240	; Ïîñëàòü ïàêåòíóþ êîìàíäó	240	; Ïîñëàòü ïàêåòíóþ êîìàíäó
241	cli	241	cli
242	mov DX,[ATABasePortAddr]	242	mov DX,[ATABasePortAddr]
243	mov AX,[PacketCommand]	243	mov AX,[PacketCommand]
244	out DX,AX	244	out DX,AX
245	mov AX,[PacketCommand+2]	245	mov AX,[PacketCommand+2]
246	out DX,AX	246	out DX,AX
247	mov AX,[PacketCommand+4]	247	mov AX,[PacketCommand+4]
248	out DX,AX	248	out DX,AX
249	mov AX,[PacketCommand+6]	249	mov AX,[PacketCommand+6]
250	out DX,AX	250	out DX,AX
251	mov AX,[PacketCommand+8]	251	mov AX,[PacketCommand+8]
252	out DX,AX	252	out DX,AX
253	mov AX,[PacketCommand+10]	253	mov AX,[PacketCommand+10]
254	out DX,AX	254	out DX,AX
255	sti	255	sti
256	; Îæèäàíèå ãîòîâíîñòè äàííûõ	256	; Îæèäàíèå ãîòîâíîñòè äàííûõ
257	mov DX,[ATABasePortAddr]	257	mov DX,[ATABasePortAddr]
258	add DX,7 ;ïîðò 1õ7h	258	add DX,7 ;ïîðò 1õ7h
259	mov ecx,NoTickWaitTime	259	mov ecx,NoTickWaitTime
260	@@WaitDevice1:	260	@@WaitDevice1:
261	cmp [timer_ticks_enable],0	261	cmp [timer_ticks_enable],0
262	jne @f	262	jne @f
263	dec ecx	263	dec ecx
264	cmp ecx,0	264	cmp ecx,0
265	je @@Err1_1	265	je @@Err1_1
266	jmp .test_1	266	jmp .test_1
267	@@:	267	@@:
268	call change_task	268	call change_task
269	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû	269	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû
270	mov EAX,[timer_ticks]	270	mov EAX,[timer_ticks]
271	sub EAX,[TickCounter_1]	271	sub EAX,[TickCounter_1]
272	cmp EAX,MaxCDWaitTime	272	cmp EAX,MaxCDWaitTime
273	ja @@Err1_1 ;îøèáêà òàéì-àóòà	273	ja @@Err1_1 ;îøèáêà òàéì-àóòà
274	; Ïðîâåðèòü ãîòîâíîñòü	274	; Ïðîâåðèòü ãîòîâíîñòü
275	.test_1:	275	.test_1:
276	in AL,DX	276	in AL,DX
277	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	277	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
278	jnz @@WaitDevice1	278	jnz @@WaitDevice1
279	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ	279	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ
280	jz @@WaitDevice1	280	jz @@WaitDevice1
281	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	281	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
282	jnz @@Err6_temp	282	jnz @@Err6_temp
283	; Ïðèíÿòü áëîê äàííûõ îò êîíòðîëëåðà	283	; Ïðèíÿòü áëîê äàííûõ îò êîíòðîëëåðà
284	mov EDI,[CDDataBuf_pointer] ;0x7000 ;CDDataBuf	284	mov EDI,[CDDataBuf_pointer] ;0x7000 ;CDDataBuf
285	; Çàãðóçèòü àäðåñ ðåãèñòðà äàííûõ êîíòðîëëåðà	285	; Çàãðóçèòü àäðåñ ðåãèñòðà äàííûõ êîíòðîëëåðà
286	mov DX,[ATABasePortAddr] ;ïîðò 1x0h	286	mov DX,[ATABasePortAddr] ;ïîðò 1x0h
287	; Çàãðóçèòü â ñ÷åò÷èê ðàçìåð áëîêà â áàéòàõ	287	; Çàãðóçèòü â ñ÷åò÷èê ðàçìåð áëîêà â áàéòàõ
288	xor ecx,ecx	288	xor ecx,ecx
289	mov CX,[CDBlockSize]	289	mov CX,[CDBlockSize]
290	; Âû÷èñëèòü ðàçìåð áëîêà â 16-ðàçðÿäíûõ ñëîâàõ	290	; Âû÷èñëèòü ðàçìåð áëîêà â 16-ðàçðÿäíûõ ñëîâàõ
291	shr CX,1 ;ðàçäåëèòü ðàçìåð áëîêà íà 2	291	shr CX,1 ;ðàçäåëèòü ðàçìåð áëîêà íà 2
292	; Ïðèíÿòü áëîê äàííûõ	292	; Ïðèíÿòü áëîê äàííûõ
293	cli	293	cli
294	cld	294	cld
295	rep insw	295	rep insw
296	sti	296	sti
297	; Óñïåøíîå çàâåðøåíèå ïðèåìà äàííûõ	297	; Óñïåøíîå çàâåðøåíèå ïðèåìà äàííûõ
298	jmp @@End_8	298	jmp @@End_8
299		299
300	; Çàïèñàòü êîä îøèáêè	300	; Çàïèñàòü êîä îøèáêè
301	@@Err1_1:	301	@@Err1_1:
302	mov [DevErrorCode],1	302	mov [DevErrorCode],1
303	jmp @@End_8	303	jmp @@End_8
304	@@Err6_temp:	304	@@Err6_temp:
305	mov [DevErrorCode],7	305	mov [DevErrorCode],7
306	jmp @@End_8	306	jmp @@End_8
307	@@Err6:	307	@@Err6:
308	mov [DevErrorCode],6	308	mov [DevErrorCode],6
309	@@End_8:	309	@@End_8:
310	popad	310	popad
311	ret	311	ret
312		312
313		313
314		314
315	;***********************************************	315	;***********************************************
316	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *	316	;* ÏÎÑËÀÒÜ ÓÑÒÐÎÉÑÒÂÓ ATAPI ÏÀÊÅÒÍÓÞ ÊÎÌÀÍÄÓ, *
317	;* ÍÅ ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×È ÄÀÍÍÛÕ *	317	;* ÍÅ ÏÐÅÄÓÑÌÀÒÐÈÂÀÞÙÓÞ ÏÅÐÅÄÀ×È ÄÀÍÍÛÕ *
318	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç *	318	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç *
319	;* ãëîáàëüíûå ïåðìåííûå: *	319	;* ãëîáàëüíûå ïåðìåííûå: *
320	;* ChannelNumber - íîìåð êàíàëà; *	320	;* ChannelNumber - íîìåð êàíàëà; *
321	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *	321	;* DiskNumber - íîìåð äèñêà íà êàíàëå; *
322	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò. *	322	;* PacketCommand - 12-áàéòíûé êîìàíäíûé ïàêåò. *
323	;***********************************************	323	;***********************************************
324	SendPacketNoDatCommand:	324	SendPacketNoDatCommand:
325	pushad	325	pushad
326	mov [DevErrorCode],0	326	mov [DevErrorCode],0
327	; Çàäàòü ðåæèì CHS	327	; Çàäàòü ðåæèì CHS
328	mov [ATAAddressMode],0	328	mov [ATAAddressMode],0
329	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû	329	; Ïîñëàòü ATA-êîìàíäó ïåðåäà÷è ïàêåòíîé êîìàíäû
330	mov [ATAFeatures],0	330	mov [ATAFeatures],0
331	mov [ATASectorCount],0	331	mov [ATASectorCount],0
332	mov [ATASectorNumber],0	332	mov [ATASectorNumber],0
333	mov [ATACylinder],0	333	mov [ATACylinder],0
334	mov [ATAHead],0	334	mov [ATAHead],0
335	mov [ATACommand],0A0h	335	mov [ATACommand],0A0h
336	call SendCommandToHDD_1	336	call SendCommandToHDD_1
337	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè	337	cmp [DevErrorCode],0 ;ïðîâåðèòü êîä îøèáêè
338	jne @@End_9 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè	338	jne @@End_9 ;çàêîí÷èòü, ñîõðàíèâ êîä îøèáêè
339	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó	339	; Îæèäàíèå ãîòîâíîñòè äèñêîâîäà ê ïðèåìó
340	; ïàêåòíîé êîìàíäû	340	; ïàêåòíîé êîìàíäû
341	mov DX,[ATABasePortAddr]	341	mov DX,[ATABasePortAddr]
342	add DX,7 ;ïîðò 1õ7h	342	add DX,7 ;ïîðò 1õ7h
343	@@WaitDevice0_1:	343	@@WaitDevice0_1:
344	call change_task	344	call change_task
345	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ	345	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ
346	mov EAX,[timer_ticks]	346	mov EAX,[timer_ticks]
347	sub EAX,[TickCounter_1]	347	sub EAX,[TickCounter_1]
348	cmp EAX,BSYWaitTime	348	cmp EAX,BSYWaitTime
349	ja @@Err1_3 ;îøèáêà òàéì-àóòà	349	ja @@Err1_3 ;îøèáêà òàéì-àóòà
350	; Ïðîâåðèòü ãîòîâíîñòü	350	; Ïðîâåðèòü ãîòîâíîñòü
351	in AL,DX	351	in AL,DX
352	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	352	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
353	jnz @@WaitDevice0_1	353	jnz @@WaitDevice0_1
354	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	354	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
355	jnz @@Err6_1	355	jnz @@Err6_1
356	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ	356	test AL,08h ;ñîñòîÿíèå ñèãíàëà DRQ
357	jz @@WaitDevice0_1	357	jz @@WaitDevice0_1
358	; Ïîñëàòü ïàêåòíóþ êîìàíäó	358	; Ïîñëàòü ïàêåòíóþ êîìàíäó
359	; cli	359	; cli
360	mov DX,[ATABasePortAddr]	360	mov DX,[ATABasePortAddr]
361	mov AX,word [PacketCommand]	361	mov AX,word [PacketCommand]
362	out DX,AX	362	out DX,AX
363	mov AX,word [PacketCommand+2]	363	mov AX,word [PacketCommand+2]
364	out DX,AX	364	out DX,AX
365	mov AX,word [PacketCommand+4]	365	mov AX,word [PacketCommand+4]
366	out DX,AX	366	out DX,AX
367	mov AX,word [PacketCommand+6]	367	mov AX,word [PacketCommand+6]
368	out DX,AX	368	out DX,AX
369	mov AX,word [PacketCommand+8]	369	mov AX,word [PacketCommand+8]
370	out DX,AX	370	out DX,AX
371	mov AX,word [PacketCommand+10]	371	mov AX,word [PacketCommand+10]
372	out DX,AX	372	out DX,AX
373	; sti	373	; sti
374	cmp [ignore_CD_eject_wait],1	374	cmp [ignore_CD_eject_wait],1
375	je @@End_9	375	je @@End_9
376	; Îæèäàíèå ïîäòâåðæäåíèÿ ïðèåìà êîìàíäû	376	; Îæèäàíèå ïîäòâåðæäåíèÿ ïðèåìà êîìàíäû
377	mov DX,[ATABasePortAddr]	377	mov DX,[ATABasePortAddr]
378	add DX,7 ;ïîðò 1õ7h	378	add DX,7 ;ïîðò 1õ7h
379	@@WaitDevice1_1:	379	@@WaitDevice1_1:
380	call change_task	380	call change_task
381	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû	381	; Ïðîâåðèòü âðåìÿ âûïîëíåíèÿ êîìàíäû
382	mov EAX,[timer_ticks]	382	mov EAX,[timer_ticks]
383	sub EAX,[TickCounter_1]	383	sub EAX,[TickCounter_1]
384	cmp EAX,MaxCDWaitTime	384	cmp EAX,MaxCDWaitTime
385	ja @@Err1_3 ;îøèáêà òàéì-àóòà	385	ja @@Err1_3 ;îøèáêà òàéì-àóòà
386	; Îæèäàòü îñâîáîæäåíèÿ óñòðîéñòâà	386	; Îæèäàòü îñâîáîæäåíèÿ óñòðîéñòâà
387	in AL,DX	387	in AL,DX
388	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY	388	test AL,80h ;ñîñòîÿíèå ñèãíàëà BSY
389	jnz @@WaitDevice1_1	389	jnz @@WaitDevice1_1
390	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR	390	test AL,1 ;ñîñòîÿíèå ñèãíàëà ERR
391	jnz @@Err6_1	391	jnz @@Err6_1
392	test AL,40h ;ñîñòîÿíèå ñèãíàëà DRDY	392	test AL,40h ;ñîñòîÿíèå ñèãíàëà DRDY
393	jz @@WaitDevice1_1	393	jz @@WaitDevice1_1
394	jmp @@End_9	394	jmp @@End_9
395		395
396	; Çàïèñàòü êîä îøèáêè	396	; Çàïèñàòü êîä îøèáêè
397	@@Err1_3:	397	@@Err1_3:
398	mov [DevErrorCode],1	398	mov [DevErrorCode],1
399	jmp @@End_9	399	jmp @@End_9
400	@@Err6_1:	400	@@Err6_1:
401	mov [DevErrorCode],6	401	mov [DevErrorCode],6
402	@@End_9:	402	@@End_9:
403	popad	403	popad
404	ret	404	ret
405		405
406	;****************************************************	406	;****************************************************
407	;* ÏÎÑËÀÒÜ ÊÎÌÀÍÄÓ ÇÀÄÀÍÍÎÌÓ ÄÈÑÊÓ *	407	;* ÏÎÑËÀÒÜ ÊÎÌÀÍÄÓ ÇÀÄÀÍÍÎÌÓ ÄÈÑÊÓ *
408	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	408	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
409	;* ïåðåìåííûå: *	409	;* ïåðåìåííûå: *
410	;* ChannelNumber - íîìåð êàíàëà (1 èëè 2); *	410	;* ChannelNumber - íîìåð êàíàëà (1 èëè 2); *
411	;* DiskNumber - íîìåð äèñêà (0 èëè 1); *	411	;* DiskNumber - íîìåð äèñêà (0 èëè 1); *
412	;* ATAFeatures - "îñîáåííîñòè"; *	412	;* ATAFeatures - "îñîáåííîñòè"; *
413	;* ATASectorCount - êîëè÷åñòâî ñåêòîðîâ; *	413	;* ATASectorCount - êîëè÷åñòâî ñåêòîðîâ; *
414	;* ATASectorNumber - íîìåð íà÷àëüíîãî ñåêòîðà; *	414	;* ATASectorNumber - íîìåð íà÷àëüíîãî ñåêòîðà; *
415	;* ATACylinder - íîìåð íà÷àëüíîãî öèëèíäðà; *	415	;* ATACylinder - íîìåð íà÷àëüíîãî öèëèíäðà; *
416	;* ATAHead - íîìåð íà÷àëüíîé ãîëîâêè; *	416	;* ATAHead - íîìåð íà÷àëüíîé ãîëîâêè; *
417	;* ATAAddressMode - ðåæèì àäðåñàöèè (0-CHS, 1-LBA); *	417	;* ATAAddressMode - ðåæèì àäðåñàöèè (0-CHS, 1-LBA); *
418	;* ATACommand - êîä êîìàíäû. *	418	;* ATACommand - êîä êîìàíäû. *
419	;* Ïîñëå óñïåøíîãî âûïîëíåíèÿ ôóíêöèè: *	419	;* Ïîñëå óñïåøíîãî âûïîëíåíèÿ ôóíêöèè: *
420	;* â ATABasePortAddr - áàçîâûé àäðåñ HDD; *	420	;* â ATABasePortAddr - áàçîâûé àäðåñ HDD; *
421	;* â DevErrorCode - íîëü. *	421	;* â DevErrorCode - íîëü. *
422	;* Ïðè âîçíèêíîâåíèè îøèáêè â DevErrorCode áóäåò *	422	;* Ïðè âîçíèêíîâåíèè îøèáêè â DevErrorCode áóäåò *
423	;* âîçâðàùåí êîä îøèáêè. *	423	;* âîçâðàùåí êîä îøèáêè. *
424	;****************************************************	424	;****************************************************
425	SendCommandToHDD_1:	425	SendCommandToHDD_1:
426	pushad	426	pushad
427	mov [DevErrorCode],0	427	mov [DevErrorCode],0
428	; Ïðîâåðèòü çíà÷åíèå êîäà ðåæèìà	428	; Ïðîâåðèòü çíà÷åíèå êîäà ðåæèìà
429	cmp [ATAAddressMode],1	429	cmp [ATAAddressMode],1
430	ja @@Err2_4	430	ja @@Err2_4
431	; Ïðîâåðèòü êîððåêòíîñòü íîìåðà êàíàëà	431	; Ïðîâåðèòü êîððåêòíîñòü íîìåðà êàíàëà
432	mov BX,[ChannelNumber]	432	mov BX,[ChannelNumber]
433	cmp BX,1	433	cmp BX,1
434	jb @@Err3_4	434	jb @@Err3_4
435	cmp BX,2	435	cmp BX,2
436	ja @@Err3_4	436	ja @@Err3_4
437	; Óñòàíîâèòü áàçîâûé àäðåñ	437	; Óñòàíîâèòü áàçîâûé àäðåñ
438	dec BX	438	dec BX
439	shl BX,1	439	shl BX,1
440	movzx ebx,bx	440	movzx ebx,bx
441	mov AX,[ebx+StandardATABases]	441	mov AX,[ebx+StandardATABases]
442	mov [ATABasePortAddr],AX	442	mov [ATABasePortAddr],AX
443	; Îæèäàíèå ãîòîâíîñòè HDD ê ïðèåìó êîìàíäû	443	; Îæèäàíèå ãîòîâíîñòè HDD ê ïðèåìó êîìàíäû
444	; Âûáðàòü íóæíûé äèñê	444	; Âûáðàòü íóæíûé äèñê
445	mov DX,[ATABasePortAddr]	445	mov DX,[ATABasePortAddr]
446	add DX,6 ;àäðåñ ðåãèñòðà ãîëîâîê	446	add DX,6 ;àäðåñ ðåãèñòðà ãîëîâîê
447	mov AL,[DiskNumber]	447	mov AL,[DiskNumber]
448	cmp AL,1 ;ïðîâåðèòü íîìåðà äèñêà	448	cmp AL,1 ;ïðîâåðèòü íîìåðà äèñêà
449	ja @@Err4_4	449	ja @@Err4_4
450	shl AL,4	450	shl AL,4
451	or AL,10100000b	451	or AL,10100000b
452	out DX,AL	452	out DX,AL
453	; Îæèäàòü, ïîêà äèñê íå áóäåò ãîòîâ	453	; Îæèäàòü, ïîêà äèñê íå áóäåò ãîòîâ
454	inc DX	454	inc DX
455	mov eax,[timer_ticks]	455	mov eax,[timer_ticks]
456	mov [TickCounter_1],eax	456	mov [TickCounter_1],eax
457	mov ecx,NoTickWaitTime	457	mov ecx,NoTickWaitTime
458	@@WaitHDReady_2:	458	@@WaitHDReady_2:
459	cmp [timer_ticks_enable],0	459	cmp [timer_ticks_enable],0
460	jne @f	460	jne @f
461	dec ecx	461	dec ecx
462	cmp ecx,0	462	cmp ecx,0
463	je @@Err1_4	463	je @@Err1_4
464	jmp .test	464	jmp .test
465	@@:	465	@@:
466	call change_task	466	call change_task
467	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ	467	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ
468	mov eax,[timer_ticks]	468	mov eax,[timer_ticks]
469	sub eax,[TickCounter_1]	469	sub eax,[TickCounter_1]
470	cmp eax,BSYWaitTime ;300 ;îæèäàòü 3 ñåê.	470	cmp eax,BSYWaitTime ;300 ;îæèäàòü 3 ñåê.
471	ja @@Err1_4 ;îøèáêà òàéì-àóòà	471	ja @@Err1_4 ;îøèáêà òàéì-àóòà
472	; Ïðî÷èòàòü ðåãèñòð ñîñòîÿíèÿ	472	; Ïðî÷èòàòü ðåãèñòð ñîñòîÿíèÿ
473	.test:	473	.test:
474	in AL,DX	474	in AL,DX
475	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà BSY	475	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà BSY
476	test AL,80h	476	test AL,80h
477	jnz @@WaitHDReady_2	477	jnz @@WaitHDReady_2
478	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà DRQ	478	; Ïðîâåðèòü ñîñòîÿíèå ñèãíàëà DRQ
479	test AL,08h	479	test AL,08h
480	jnz @@WaitHDReady_2	480	jnz @@WaitHDReady_2
481		481
482	; Çàãðóçèòü êîìàíäó â ðåãèñòðû êîíòðîëëåðà	482	; Çàãðóçèòü êîìàíäó â ðåãèñòðû êîíòðîëëåðà
483	cli	483	cli
484	mov DX,[ATABasePortAddr]	484	mov DX,[ATABasePortAddr]
485	inc DX ;ðåãèñòð "îñîáåííîñòåé"	485	inc DX ;ðåãèñòð "îñîáåííîñòåé"
486	mov AL,[ATAFeatures]	486	mov AL,[ATAFeatures]
487	out DX,AL	487	out DX,AL
488	inc DX ;ñ÷åò÷èê ñåêòîðîâ	488	inc DX ;ñ÷åò÷èê ñåêòîðîâ
489	mov AL,[ATASectorCount]	489	mov AL,[ATASectorCount]
490	out DX,AL	490	out DX,AL
491	inc DX ;ðåãèñòð íîìåðà ñåêòîðà	491	inc DX ;ðåãèñòð íîìåðà ñåêòîðà
492	mov AL,[ATASectorNumber]	492	mov AL,[ATASectorNumber]
493	out DX,AL	493	out DX,AL
494	inc DX ;íîìåð öèëèíäðà (ìëàäøèé áàéò)	494	inc DX ;íîìåð öèëèíäðà (ìëàäøèé áàéò)
495	mov AX,[ATACylinder]	495	mov AX,[ATACylinder]
496	out DX,AL	496	out DX,AL
497	inc DX ;íîìåð öèëèíäðà (ñòàðøèé áàéò)	497	inc DX ;íîìåð öèëèíäðà (ñòàðøèé áàéò)
498	mov AL,AH	498	mov AL,AH
499	out DX,AL	499	out DX,AL
500	inc DX ;íîìåð ãîëîâêè/íîìåð äèñêà	500	inc DX ;íîìåð ãîëîâêè/íîìåð äèñêà
501	mov AL,[DiskNumber]	501	mov AL,[DiskNumber]
502	shl AL,4	502	shl AL,4
503	cmp [ATAHead],0Fh ;ïðîâåðèòü íîìåð ãîëîâêè	503	cmp [ATAHead],0Fh ;ïðîâåðèòü íîìåð ãîëîâêè
504	ja @@Err5_4	504	ja @@Err5_4
505	or AL,[ATAHead]	505	or AL,[ATAHead]
506	or AL,10100000b	506	or AL,10100000b
507	mov AH,[ATAAddressMode]	507	mov AH,[ATAAddressMode]
508	shl AH,6	508	shl AH,6
509	or AL,AH	509	or AL,AH
510	out DX,AL	510	out DX,AL
511	; Ïîñëàòü êîìàíäó	511	; Ïîñëàòü êîìàíäó
512	mov AL,[ATACommand]	512	mov AL,[ATACommand]
513	inc DX ;ðåãèñòð êîìàíä	513	inc DX ;ðåãèñòð êîìàíä
514	out DX,AL	514	out DX,AL
515	sti	515	sti
516	; Ñáðîñèòü ïðèçíàê îøèáêè	516	; Ñáðîñèòü ïðèçíàê îøèáêè
517	mov [DevErrorCode],0	517	mov [DevErrorCode],0
518	jmp @@End_10	518	jmp @@End_10
519	; Çàïèñàòü êîä îøèáêè	519	; Çàïèñàòü êîä îøèáêè
520	@@Err1_4:	520	@@Err1_4:
521	mov [DevErrorCode],1	521	mov [DevErrorCode],1
522	jmp @@End_10	522	jmp @@End_10
523	@@Err2_4:	523	@@Err2_4:
524	mov [DevErrorCode],2	524	mov [DevErrorCode],2
525	jmp @@End_10	525	jmp @@End_10
526	@@Err3_4:	526	@@Err3_4:
527	mov [DevErrorCode],3	527	mov [DevErrorCode],3
528	jmp @@End_10	528	jmp @@End_10
529	@@Err4_4:	529	@@Err4_4:
530	mov [DevErrorCode],4	530	mov [DevErrorCode],4
531	jmp @@End_10	531	jmp @@End_10
532	@@Err5_4:	532	@@Err5_4:
533	mov [DevErrorCode],5	533	mov [DevErrorCode],5
534	; Çàâåðøåíèå ðàáîòû ïðîãðàììû	534	; Çàâåðøåíèå ðàáîòû ïðîãðàììû
535	@@End_10:	535	@@End_10:
536	; sti	536	; sti
537	popad	537	popad
538	ret	538	ret
539		539
540	;*************************************************	540	;*************************************************
541	;* ÎÆÈÄÀÍÈÅ ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ Ê ÐÀÁÎÒÅ *	541	;* ÎÆÈÄÀÍÈÅ ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ Ê ÐÀÁÎÒÅ *
542	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	542	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
543	;* ïåðìåííûå: *	543	;* ïåðìåííûå: *
544	;* ChannelNumber - íîìåð êàíàëà; *	544	;* ChannelNumber - íîìåð êàíàëà; *
545	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	545	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
546	;*************************************************	546	;*************************************************
547	WaitUnitReady:	547	WaitUnitReady:
548	pusha	548	pusha
549	; Çàïîìíèòü âðåìÿ íà÷àëà îïåðàöèè	549	; Çàïîìíèòü âðåìÿ íà÷àëà îïåðàöèè
550	mov EAX,[timer_ticks]	550	mov EAX,[timer_ticks]
551	mov [WURStartTime],EAX	551	mov [WURStartTime],EAX
552	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	552	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
553	call clear_packet_buffer	553	call clear_packet_buffer
554	; Ñôîðìèðîâàòü êîìàíäó TEST UNIT READY	554	; Ñôîðìèðîâàòü êîìàíäó TEST UNIT READY
555	mov [PacketCommand],word 00h	555	mov [PacketCommand],word 00h
556	; ÖÈÊË ÎÆÈÄÀÍÈß ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ	556	; ÖÈÊË ÎÆÈÄÀÍÈß ÃÎÒÎÂÍÎÑÒÈ ÓÑÒÐÎÉÑÒÂÀ
557	mov ecx,NoTickWaitTime	557	mov ecx,NoTickWaitTime
558	@@SendCommand:	558	@@SendCommand:
559	; Ïîäàòü êîìàíäó ïðîâåðêè ãîòîâíîñòè	559	; Ïîäàòü êîìàíäó ïðîâåðêè ãîòîâíîñòè
560	call SendPacketNoDatCommand	560	call SendPacketNoDatCommand
561	cmp [timer_ticks_enable],0	561	cmp [timer_ticks_enable],0
562	jne @f	562	jne @f
563	cmp [DevErrorCode],0	563	cmp [DevErrorCode],0
564	je @@End_11	564	je @@End_11
565	dec ecx	565	dec ecx
566	cmp ecx,0	566	cmp ecx,0
567	je .Error	567	je .Error
568	jmp @@SendCommand	568	jmp @@SendCommand
569	@@:	569	@@:
570	call change_task	570	call change_task
571	; Ïðîâåðèòü êîä îøèáêè	571	; Ïðîâåðèòü êîä îøèáêè
572	cmp [DevErrorCode],0	572	cmp [DevErrorCode],0
573	je @@End_11	573	je @@End_11
574	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ ãîòîâíîñòè	574	; Ïðîâåðèòü âðåìÿ îæèäàíèÿ ãîòîâíîñòè
575	mov EAX,[timer_ticks]	575	mov EAX,[timer_ticks]
576	sub EAX,[WURStartTime]	576	sub EAX,[WURStartTime]
577	cmp EAX,MaxCDWaitTime	577	cmp EAX,MaxCDWaitTime
578	jb @@SendCommand	578	jb @@SendCommand
579	.Error:	579	.Error:
580	; Îøèáêà òàéì-àóòà	580	; Îøèáêà òàéì-àóòà
581	mov [DevErrorCode],1	581	mov [DevErrorCode],1
582	@@End_11:	582	@@End_11:
583	popa	583	popa
584	ret	584	ret
585		585
586	;*************************************************	586	;*************************************************
587	;* ÇÀÏÐÅÒÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *	587	;* ÇÀÏÐÅÒÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *
588	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	588	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
589	;* ïåðìåííûå: *	589	;* ïåðìåííûå: *
590	;* ChannelNumber - íîìåð êàíàëà; *	590	;* ChannelNumber - íîìåð êàíàëà; *
591	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	591	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
592	;*************************************************	592	;*************************************************
593	prevent_medium_removal:	593	prevent_medium_removal:
594	pusha	594	pusha
595	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	595	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
596	call clear_packet_buffer	596	call clear_packet_buffer
597	; Çàäàòü êîä êîìàíäû	597	; Çàäàòü êîä êîìàíäû
598	mov [PacketCommand],byte 0x1E	598	mov [PacketCommand],byte 0x1E
599	; Çàäàòü êîä çàïðåòà	599	; Çàäàòü êîä çàïðåòà
600	mov [PacketCommand+4],byte 11b	600	mov [PacketCommand+4],byte 11b
601	; Ïîäàòü êîìàíäó	601	; Ïîäàòü êîìàíäó
602	call SendPacketNoDatCommand	602	call SendPacketNoDatCommand
603	mov eax,ATAPI_IDE0_lock	603	mov eax,ATAPI_IDE0_lock
604	add eax,[cdpos]	604	add eax,[cdpos]
605	dec eax	605	dec eax
606	mov [eax],byte 1	606	mov [eax],byte 1
607	popa	607	popa
608	ret	608	ret
609		609
610	;*************************************************	610	;*************************************************
611	;* ÐÀÇÐÅØÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *	611	;* ÐÀÇÐÅØÈÒÜ ÑÌÅÍÓ ÄÈÑÊÀ *
612	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	612	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
613	;* ïåðìåííûå: *	613	;* ïåðìåííûå: *
614	;* ChannelNumber - íîìåð êàíàëà; *	614	;* ChannelNumber - íîìåð êàíàëà; *
615	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	615	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
616	;*************************************************	616	;*************************************************
617	allow_medium_removal:	617	allow_medium_removal:
618	pusha	618	pusha
619	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	619	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
620	call clear_packet_buffer	620	call clear_packet_buffer
621	; Çàäàòü êîä êîìàíäû	621	; Çàäàòü êîä êîìàíäû
622	mov [PacketCommand],byte 0x1E	622	mov [PacketCommand],byte 0x1E
623	; Çàäàòü êîä çàïðåòà	623	; Çàäàòü êîä çàïðåòà
624	mov [PacketCommand+4],byte 00b	624	mov [PacketCommand+4],byte 00b
625	; Ïîäàòü êîìàíäó	625	; Ïîäàòü êîìàíäó
626	call SendPacketNoDatCommand	626	call SendPacketNoDatCommand
627	mov eax,ATAPI_IDE0_lock	627	mov eax,ATAPI_IDE0_lock
628	add eax,[cdpos]	628	add eax,[cdpos]
629	dec eax	629	dec eax
630	mov [eax],byte 0	630	mov [eax],byte 0
631	popa	631	popa
632	ret	632	ret
633		633
634	;*************************************************	634	;*************************************************
635	;* ÇÀÃÐÓÇÈÒÜ ÍÎÑÈÒÅËÜ Â ÄÈÑÊÎÂÎÄ *	635	;* ÇÀÃÐÓÇÈÒÜ ÍÎÑÈÒÅËÜ Â ÄÈÑÊÎÂÎÄ *
636	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	636	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
637	;* ïåðìåííûå: *	637	;* ïåðìåííûå: *
638	;* ChannelNumber - íîìåð êàíàëà; *	638	;* ChannelNumber - íîìåð êàíàëà; *
639	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	639	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
640	;*************************************************	640	;*************************************************
641	LoadMedium:	641	LoadMedium:
642	pusha	642	pusha
643	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	643	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
644	call clear_packet_buffer	644	call clear_packet_buffer
645	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT	645	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT
646	; Çàäàòü êîä êîìàíäû	646	; Çàäàòü êîä êîìàíäû
647	mov [PacketCommand],word 1Bh	647	mov [PacketCommand],word 1Bh
648	; Çàäàòü îïåðàöèþ çàãðóçêè íîñèòåëÿ	648	; Çàäàòü îïåðàöèþ çàãðóçêè íîñèòåëÿ
649	mov [PacketCommand+4],word 00000011b	649	mov [PacketCommand+4],word 00000011b
650	; Ïîäàòü êîìàíäó	650	; Ïîäàòü êîìàíäó
651	call SendPacketNoDatCommand	651	call SendPacketNoDatCommand
652	popa	652	popa
653	ret	653	ret
654		654
655	;*************************************************	655	;*************************************************
656	;* ÈÇÂËÅ×Ü ÍÎÑÈÒÅËÜ ÈÇ ÄÈÑÊÎÂÎÄÀ *	656	;* ÈÇÂËÅ×Ü ÍÎÑÈÒÅËÜ ÈÇ ÄÈÑÊÎÂÎÄÀ *
657	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	657	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
658	;* ïåðìåííûå: *	658	;* ïåðìåííûå: *
659	;* ChannelNumber - íîìåð êàíàëà; *	659	;* ChannelNumber - íîìåð êàíàëà; *
660	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	660	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
661	;*************************************************	661	;*************************************************
662	EjectMedium:	662	EjectMedium:
663	pusha	663	pusha
664	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	664	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
665	call clear_packet_buffer	665	call clear_packet_buffer
666	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT	666	; Ñôîðìèðîâàòü êîìàíäó START/STOP UNIT
667	; Çàäàòü êîä êîìàíäû	667	; Çàäàòü êîä êîìàíäû
668	mov [PacketCommand],word 1Bh	668	mov [PacketCommand],word 1Bh
669	; Çàäàòü îïåðàöèþ èçâëå÷åíèÿ íîñèòåëÿ	669	; Çàäàòü îïåðàöèþ èçâëå÷åíèÿ íîñèòåëÿ
670	mov [PacketCommand+4],word 00000010b	670	mov [PacketCommand+4],word 00000010b
671	; Ïîäàòü êîìàíäó	671	; Ïîäàòü êîìàíäó
672	call SendPacketNoDatCommand	672	call SendPacketNoDatCommand
673	popa	673	popa
674	ret	674	ret
675		675
676	;*************************************************	676	;*************************************************
677	;* Ïðîâåðèòü ñîáûòèå íàæàòèÿ êíîïêè èçâëå÷åíèÿ *	677	;* Ïðîâåðèòü ñîáûòèå íàæàòèÿ êíîïêè èçâëå÷åíèÿ *
678	;* äèñêà *	678	;* äèñêà *
679	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	679	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
680	;* ïåðåìåííûå: *	680	;* ïåðåìåííûå: *
681	;* ChannelNumber - íîìåð êàíàëà; *	681	;* ChannelNumber - íîìåð êàíàëà; *
682	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	682	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
683	;*************************************************	683	;*************************************************
-		684	align 4
684	check_ATAPI_device_event:	685	check_ATAPI_device_event:
685	pusha	686	pusha
686	mov eax,[timer_ticks]	687	mov eax,[timer_ticks]
687	sub eax,[timer_ATAPI_check]	688	sub eax,[timer_ATAPI_check]
688	cmp eax,100	689	cmp eax,100
689	jb .end_1	690	jb .end_1
690	mov al,[DRIVE_DATA+1]	691	mov al,[DRIVE_DATA+1]
691	and al,11b	692	and al,11b
692	cmp al,10b	693	cmp al,10b
693	jz .ide3	694	jz .ide3
694	.ide2_1:	695	.ide2_1:
695	mov al,[DRIVE_DATA+1]	696	mov al,[DRIVE_DATA+1]
696	and al,1100b	697	and al,1100b
697	cmp al,1000b	698	cmp al,1000b
698	jz .ide2	699	jz .ide2
699	.ide1_1:	700	.ide1_1:
700	mov al,[DRIVE_DATA+1]	701	mov al,[DRIVE_DATA+1]
701	and al,110000b	702	and al,110000b
702	cmp al,100000b	703	cmp al,100000b
703	jz .ide1	704	jz .ide1
704	.ide0_1:	705	.ide0_1:
705	mov al,[DRIVE_DATA+1]	706	mov al,[DRIVE_DATA+1]
706	and al,11000000b	707	and al,11000000b
707	cmp al,10000000b	708	cmp al,10000000b
708	jz .ide0	709	jz .ide0
709	.end:	710	.end:
710		711
711	sti	712	sti
712	mov eax,[timer_ticks]	713	mov eax,[timer_ticks]
713	mov [timer_ATAPI_check],eax	714	mov [timer_ATAPI_check],eax
714	.end_1:	715	.end_1:
715	popa	716	popa
716	ret	717	ret
717		718
718	.ide3:	719	.ide3:
719	cli	720	cli
720	cmp [ATAPI_IDE3_lock],1	721	cmp [ATAPI_IDE3_lock],1
721	jne .ide2_1	722	jne .ide2_1
722	cmp [IDE_Channel_2],0	723	cmp [IDE_Channel_2],0
723	jne .ide1_1	724	jne .ide1_1
724	cmp [cd_status],0	725	cmp [cd_status],0
725	jne .end	726	jne .end
726	mov [IDE_Channel_2],1	727	mov [IDE_Channel_2],1
727	call reserve_ok2	728	call reserve_ok2
728	mov [ChannelNumber],2	729	mov [ChannelNumber],2
729	mov [DiskNumber],1	730	mov [DiskNumber],1
730	mov [cdpos],4	731	mov [cdpos],4
731	call GetEvent_StatusNotification	732	call GetEvent_StatusNotification
732	cmp [CDDataBuf+4],byte 1	733	cmp [CDDataBuf+4],byte 1
733	je .eject_ide3	734	je .eject_ide3
734	call syscall_cdaudio.free	735	call syscall_cdaudio.free
735	jmp .ide2_1	736	jmp .ide2_1
736	.eject_ide3:	737	.eject_ide3:
737	call .eject	738	call .eject
738	call syscall_cdaudio.free	739	call syscall_cdaudio.free
739	jmp .ide2_1	740	jmp .ide2_1
740		741
741	.ide2:	742	.ide2:
742	cli	743	cli
743	cmp [ATAPI_IDE2_lock],1	744	cmp [ATAPI_IDE2_lock],1
744	jne .ide1_1	745	jne .ide1_1
745	cmp [IDE_Channel_2],0	746	cmp [IDE_Channel_2],0
746	jne .ide1_1	747	jne .ide1_1
747	cmp [cd_status],0	748	cmp [cd_status],0
748	jne .end	749	jne .end
749	mov [IDE_Channel_2],1	750	mov [IDE_Channel_2],1
750	call reserve_ok2	751	call reserve_ok2
751	mov [ChannelNumber],2	752	mov [ChannelNumber],2
752	mov [DiskNumber],0	753	mov [DiskNumber],0
753	mov [cdpos],3	754	mov [cdpos],3
754	call GetEvent_StatusNotification	755	call GetEvent_StatusNotification
755	cmp [CDDataBuf+4],byte 1	756	cmp [CDDataBuf+4],byte 1
756	je .eject_ide2	757	je .eject_ide2
757	call syscall_cdaudio.free	758	call syscall_cdaudio.free
758	jmp .ide1_1	759	jmp .ide1_1
759	.eject_ide2:	760	.eject_ide2:
760	call .eject	761	call .eject
761	call syscall_cdaudio.free	762	call syscall_cdaudio.free
762	jmp .ide1_1	763	jmp .ide1_1
763		764
764	.ide1:	765	.ide1:
765	cli	766	cli
766	cmp [ATAPI_IDE1_lock],1	767	cmp [ATAPI_IDE1_lock],1
767	jne .ide0_1	768	jne .ide0_1
768	cmp [IDE_Channel_1],0	769	cmp [IDE_Channel_1],0
769	jne .end	770	jne .end
770	cmp [cd_status],0	771	cmp [cd_status],0
771	jne .end	772	jne .end
772	mov [IDE_Channel_1],1	773	mov [IDE_Channel_1],1
773	call reserve_ok2	774	call reserve_ok2
774	mov [ChannelNumber],1	775	mov [ChannelNumber],1
775	mov [DiskNumber],1	776	mov [DiskNumber],1
776	mov [cdpos],2	777	mov [cdpos],2
777	call GetEvent_StatusNotification	778	call GetEvent_StatusNotification
778	cmp [CDDataBuf+4],byte 1	779	cmp [CDDataBuf+4],byte 1
779	je .eject_ide1	780	je .eject_ide1
780	call syscall_cdaudio.free	781	call syscall_cdaudio.free
781	jmp .ide0_1	782	jmp .ide0_1
782	.eject_ide1:	783	.eject_ide1:
783	call .eject	784	call .eject
784	call syscall_cdaudio.free	785	call syscall_cdaudio.free
785	jmp .ide0_1	786	jmp .ide0_1
786		787
787	.ide0:	788	.ide0:
788	cli	789	cli
789	cmp [ATAPI_IDE0_lock],1	790	cmp [ATAPI_IDE0_lock],1
790	jne .end	791	jne .end
791	cmp [IDE_Channel_1],0	792	cmp [IDE_Channel_1],0
792	jne .end	793	jne .end
793	cmp [cd_status],0	794	cmp [cd_status],0
794	jne .end	795	jne .end
795	mov [IDE_Channel_1],1	796	mov [IDE_Channel_1],1
796	call reserve_ok2	797	call reserve_ok2
797	mov [ChannelNumber],1	798	mov [ChannelNumber],1
798	mov [DiskNumber],0	799	mov [DiskNumber],0
799	mov [cdpos],1	800	mov [cdpos],1
800	call GetEvent_StatusNotification	801	call GetEvent_StatusNotification
801	cmp [CDDataBuf+4],byte 1	802	cmp [CDDataBuf+4],byte 1
802	je .eject_ide0	803	je .eject_ide0
803	call syscall_cdaudio.free	804	call syscall_cdaudio.free
804	jmp .end	805	jmp .end
805	.eject_ide0:	806	.eject_ide0:
806	call .eject	807	call .eject
807	call syscall_cdaudio.free	808	call syscall_cdaudio.free
808	jmp .end	809	jmp .end
809		810
810	.eject:	811	.eject:
811	call clear_CD_cache	812	call clear_CD_cache
812	call allow_medium_removal	813	call allow_medium_removal
813	mov [ignore_CD_eject_wait],1	814	mov [ignore_CD_eject_wait],1
814	call EjectMedium	815	call EjectMedium
815	mov [ignore_CD_eject_wait],0	816	mov [ignore_CD_eject_wait],0
816	ret	817	ret
817		818
818	timer_ATAPI_check dd 0	819	timer_ATAPI_check dd 0
819	ATAPI_IDE0_lock db 0	820	ATAPI_IDE0_lock db 0
820	ATAPI_IDE1_lock db 0	821	ATAPI_IDE1_lock db 0
821	ATAPI_IDE2_lock db 0	822	ATAPI_IDE2_lock db 0
822	ATAPI_IDE3_lock db 0	823	ATAPI_IDE3_lock db 0
823	ignore_CD_eject_wait db 0	824	ignore_CD_eject_wait db 0
824		825
825	;*************************************************	826	;*************************************************
826	;* Ïîëó÷èòü ñîîáùåíèå î ñîáûòèè èëè ñîñòîÿíèè *	827	;* Ïîëó÷èòü ñîîáùåíèå î ñîáûòèè èëè ñîñòîÿíèè *
827	;* óñòðîéñòâà *	828	;* óñòðîéñòâà *
828	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	829	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
829	;* ïåðåìåííûå: *	830	;* ïåðåìåííûå: *
830	;* ChannelNumber - íîìåð êàíàëà; *	831	;* ChannelNumber - íîìåð êàíàëà; *
831	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	832	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
832	;*************************************************	833	;*************************************************
833	GetEvent_StatusNotification:	834	GetEvent_StatusNotification:
834	pusha	835	pusha
835	mov [CDDataBuf_pointer],CDDataBuf	836	mov [CDDataBuf_pointer],CDDataBuf
836	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	837	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
837	call clear_packet_buffer	838	call clear_packet_buffer
838	; Çàäàòü êîä êîìàíäû	839	; Çàäàòü êîä êîìàíäû
839	mov [PacketCommand],byte 4Ah	840	mov [PacketCommand],byte 4Ah
840	mov [PacketCommand+1],byte 00000001b	841	mov [PacketCommand+1],byte 00000001b
841	; Çàäàòü çàïðîñ êëàññà ñîîáùåíèé	842	; Çàäàòü çàïðîñ êëàññà ñîîáùåíèé
842	mov [PacketCommand+4],byte 00010000b	843	mov [PacketCommand+4],byte 00010000b
843	; Ðàçìåð âûäåëåííîé îáëàñòè	844	; Ðàçìåð âûäåëåííîé îáëàñòè
844	mov [PacketCommand+7],byte 8h	845	mov [PacketCommand+7],byte 8h
845	mov [PacketCommand+8],byte 0h	846	mov [PacketCommand+8],byte 0h
846	; Ïîäàòü êîìàíäó	847	; Ïîäàòü êîìàíäó
847	call SendPacketDatCommand	848	call SendPacketDatCommand
848	popa	849	popa
849	ret	850	ret
850		851
851	;*************************************************	852	;*************************************************
852	; ïðî÷èòàòü èíôîðìàöèþ èç TOC	853	; ïðî÷èòàòü èíôîðìàöèþ èç TOC
853	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	854	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
854	;* ïåðåìåííûå: *	855	;* ïåðåìåííûå: *
855	;* ChannelNumber - íîìåð êàíàëà; *	856	;* ChannelNumber - íîìåð êàíàëà; *
856	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	857	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
857	;*************************************************	858	;*************************************************
858	Read_TOC:	859	Read_TOC:
859	pusha	860	pusha
860	mov [CDDataBuf_pointer],CDDataBuf	861	mov [CDDataBuf_pointer],CDDataBuf
861	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	862	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
862	call clear_packet_buffer	863	call clear_packet_buffer
863	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíèÿ	864	; Ñôîðìèðîâàòü ïàêåòíóþ êîìàíäó äëÿ ñ÷èòûâàíèÿ
864	; ñåêòîðà äàííûõ	865	; ñåêòîðà äàííûõ
865	mov [PacketCommand],byte 0x43	866	mov [PacketCommand],byte 0x43
866	; Çàäàòü ôîðìàò	867	; Çàäàòü ôîðìàò
867	mov [PacketCommand+2],byte 1	868	mov [PacketCommand+2],byte 1
868	; Ðàçìåð âûäåëåííîé îáëàñòè	869	; Ðàçìåð âûäåëåííîé îáëàñòè
869	mov [PacketCommand+7],byte 0xFF	870	mov [PacketCommand+7],byte 0xFF
870	mov [PacketCommand+8],byte 0h	871	mov [PacketCommand+8],byte 0h
871	; Ïîäàòü êîìàíäó	872	; Ïîäàòü êîìàíäó
872	call SendPacketDatCommand	873	call SendPacketDatCommand
873	popa	874	popa
874	ret	875	ret
875		876
876	;*************************************************	877	;*************************************************
877	;* ÎÏÐÅÄÅËÈÒÜ ÎÁÙÅÅ ÊÎËÈ×ÅÑÒÂÎ ÑÅÊÒÎÐÎÂ ÍÀ ÄÈÑÊÅ *	878	;* ÎÏÐÅÄÅËÈÒÜ ÎÁÙÅÅ ÊÎËÈ×ÅÑÒÂÎ ÑÅÊÒÎÐÎÂ ÍÀ ÄÈÑÊÅ *
878	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *	879	;* Âõîäíûå ïàðàìåòðû ïåðåäàþòñÿ ÷åðåç ãëîáàëüíûå *
879	;* ïåðåìåííûå: *	880	;* ïåðåìåííûå: *
880	;* ChannelNumber - íîìåð êàíàëà; *	881	;* ChannelNumber - íîìåð êàíàëà; *
881	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *	882	;* DiskNumber - íîìåð äèñêà íà êàíàëå. *
882	;*************************************************	883	;*************************************************
883	;ReadCapacity:	884	;ReadCapacity:
884	; pusha	885	; pusha
885	;; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	886	;; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
886	; call clear_packet_buffer	887	; call clear_packet_buffer
887	;; Çàäàòü ðàçìåð áóôåðà â áàéòàõ	888	;; Çàäàòü ðàçìåð áóôåðà â áàéòàõ
888	; mov [CDBlockSize],8	889	; mov [CDBlockSize],8
889	;; Ñôîðìèðîâàòü êîìàíäó READ CAPACITY	890	;; Ñôîðìèðîâàòü êîìàíäó READ CAPACITY
890	; mov [PacketCommand],word 25h	891	; mov [PacketCommand],word 25h
891	;; Ïîäàòü êîìàíäó	892	;; Ïîäàòü êîìàíäó
892	; call SendPacketDatCommand	893	; call SendPacketDatCommand
893	; popa	894	; popa
894	; ret	895	; ret
895		896
896	clear_packet_buffer:	897	clear_packet_buffer:
897	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû	898	; Î÷èñòèòü áóôåð ïàêåòíîé êîìàíäû
898	mov [PacketCommand],dword 0	899	mov [PacketCommand],dword 0
899	mov [PacketCommand+4],dword 0	900	mov [PacketCommand+4],dword 0
900	mov [PacketCommand+8],dword 0	901	mov [PacketCommand+8],dword 0
901	ret	902	ret

Subversion Repositories Kolibri OS

(root)/kernel/branches/net/blkdev/cd_drv.inc @ 1206 – Rev 1161 → 1198