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356721ae GH |
1 | #ifndef HW_IDE_INTERNAL_H |
2 | #define HW_IDE_INTERNAL_H | |
3 | ||
4 | /* | |
5 | * QEMU IDE Emulation -- internal header file | |
59f2a787 | 6 | * only files in hw/ide/ are supposed to include this file. |
356721ae GH |
7 | * non-internal declarations are in hw/ide.h |
8 | */ | |
59f2a787 | 9 | #include <hw/ide.h> |
356721ae GH |
10 | |
11 | /* debug IDE devices */ | |
12 | //#define DEBUG_IDE | |
13 | //#define DEBUG_IDE_ATAPI | |
14 | //#define DEBUG_AIO | |
15 | #define USE_DMA_CDROM | |
16 | ||
17 | typedef struct IDEBus IDEBus; | |
18 | typedef struct IDEState IDEState; | |
19 | typedef struct BMDMAState BMDMAState; | |
20 | ||
21 | /* debug IDE devices */ | |
22 | //#define DEBUG_IDE | |
23 | //#define DEBUG_IDE_ATAPI | |
24 | //#define DEBUG_AIO | |
25 | #define USE_DMA_CDROM | |
26 | ||
27 | /* Bits of HD_STATUS */ | |
28 | #define ERR_STAT 0x01 | |
29 | #define INDEX_STAT 0x02 | |
30 | #define ECC_STAT 0x04 /* Corrected error */ | |
31 | #define DRQ_STAT 0x08 | |
32 | #define SEEK_STAT 0x10 | |
33 | #define SRV_STAT 0x10 | |
34 | #define WRERR_STAT 0x20 | |
35 | #define READY_STAT 0x40 | |
36 | #define BUSY_STAT 0x80 | |
37 | ||
38 | /* Bits for HD_ERROR */ | |
39 | #define MARK_ERR 0x01 /* Bad address mark */ | |
40 | #define TRK0_ERR 0x02 /* couldn't find track 0 */ | |
41 | #define ABRT_ERR 0x04 /* Command aborted */ | |
42 | #define MCR_ERR 0x08 /* media change request */ | |
43 | #define ID_ERR 0x10 /* ID field not found */ | |
44 | #define MC_ERR 0x20 /* media changed */ | |
45 | #define ECC_ERR 0x40 /* Uncorrectable ECC error */ | |
46 | #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ | |
47 | #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ | |
48 | ||
49 | /* Bits of HD_NSECTOR */ | |
50 | #define CD 0x01 | |
51 | #define IO 0x02 | |
52 | #define REL 0x04 | |
53 | #define TAG_MASK 0xf8 | |
54 | ||
55 | #define IDE_CMD_RESET 0x04 | |
56 | #define IDE_CMD_DISABLE_IRQ 0x02 | |
57 | ||
58 | /* ATA/ATAPI Commands pre T13 Spec */ | |
59 | #define WIN_NOP 0x00 | |
60 | /* | |
61 | * 0x01->0x02 Reserved | |
62 | */ | |
63 | #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ | |
64 | /* | |
65 | * 0x04->0x07 Reserved | |
66 | */ | |
67 | #define WIN_SRST 0x08 /* ATAPI soft reset command */ | |
68 | #define WIN_DEVICE_RESET 0x08 | |
69 | /* | |
70 | * 0x09->0x0F Reserved | |
71 | */ | |
72 | #define WIN_RECAL 0x10 | |
73 | #define WIN_RESTORE WIN_RECAL | |
74 | /* | |
75 | * 0x10->0x1F Reserved | |
76 | */ | |
77 | #define WIN_READ 0x20 /* 28-Bit */ | |
78 | #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */ | |
79 | #define WIN_READ_LONG 0x22 /* 28-Bit */ | |
80 | #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */ | |
81 | #define WIN_READ_EXT 0x24 /* 48-Bit */ | |
82 | #define WIN_READDMA_EXT 0x25 /* 48-Bit */ | |
83 | #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */ | |
84 | #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ | |
85 | /* | |
86 | * 0x28 | |
87 | */ | |
88 | #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ | |
89 | /* | |
90 | * 0x2A->0x2F Reserved | |
91 | */ | |
92 | #define WIN_WRITE 0x30 /* 28-Bit */ | |
93 | #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */ | |
94 | #define WIN_WRITE_LONG 0x32 /* 28-Bit */ | |
95 | #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */ | |
96 | #define WIN_WRITE_EXT 0x34 /* 48-Bit */ | |
97 | #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ | |
98 | #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ | |
99 | #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ | |
100 | #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ | |
101 | #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ | |
102 | /* | |
103 | * 0x3A->0x3B Reserved | |
104 | */ | |
105 | #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */ | |
106 | /* | |
107 | * 0x3D->0x3F Reserved | |
108 | */ | |
109 | #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ | |
110 | #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */ | |
111 | #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ | |
112 | /* | |
113 | * 0x43->0x4F Reserved | |
114 | */ | |
115 | #define WIN_FORMAT 0x50 | |
116 | /* | |
117 | * 0x51->0x5F Reserved | |
118 | */ | |
119 | #define WIN_INIT 0x60 | |
120 | /* | |
121 | * 0x61->0x5F Reserved | |
122 | */ | |
123 | #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */ | |
124 | #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ | |
125 | #define WIN_DIAGNOSE 0x90 | |
126 | #define WIN_SPECIFY 0x91 /* set drive geometry translation */ | |
127 | #define WIN_DOWNLOAD_MICROCODE 0x92 | |
128 | #define WIN_STANDBYNOW2 0x94 | |
129 | #define CFA_IDLEIMMEDIATE 0x95 /* force drive to become "ready" */ | |
130 | #define WIN_STANDBY2 0x96 | |
131 | #define WIN_SETIDLE2 0x97 | |
132 | #define WIN_CHECKPOWERMODE2 0x98 | |
133 | #define WIN_SLEEPNOW2 0x99 | |
134 | /* | |
135 | * 0x9A VENDOR | |
136 | */ | |
137 | #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ | |
138 | #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ | |
139 | #define WIN_QUEUED_SERVICE 0xA2 | |
140 | #define WIN_SMART 0xB0 /* self-monitoring and reporting */ | |
141 | #define CFA_ACCESS_METADATA_STORAGE 0xB8 | |
142 | #define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */ | |
143 | #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ | |
144 | #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ | |
145 | #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ | |
146 | #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */ | |
147 | #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ | |
148 | #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */ | |
149 | #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ | |
150 | #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */ | |
151 | #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */ | |
152 | #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ | |
153 | #define WIN_GETMEDIASTATUS 0xDA | |
154 | #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */ | |
155 | #define WIN_POSTBOOT 0xDC | |
156 | #define WIN_PREBOOT 0xDD | |
157 | #define WIN_DOORLOCK 0xDE /* lock door on removable drives */ | |
158 | #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */ | |
159 | #define WIN_STANDBYNOW1 0xE0 | |
160 | #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ | |
161 | #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ | |
162 | #define WIN_SETIDLE1 0xE3 | |
163 | #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ | |
164 | #define WIN_CHECKPOWERMODE1 0xE5 | |
165 | #define WIN_SLEEPNOW1 0xE6 | |
166 | #define WIN_FLUSH_CACHE 0xE7 | |
167 | #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ | |
168 | #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */ | |
169 | /* SET_FEATURES 0x22 or 0xDD */ | |
170 | #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ | |
171 | #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ | |
172 | #define WIN_MEDIAEJECT 0xED | |
173 | #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ | |
174 | #define WIN_SETFEATURES 0xEF /* set special drive features */ | |
175 | #define EXABYTE_ENABLE_NEST 0xF0 | |
176 | #define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature */ | |
177 | #define WIN_SECURITY_SET_PASS 0xF1 | |
178 | #define WIN_SECURITY_UNLOCK 0xF2 | |
179 | #define WIN_SECURITY_ERASE_PREPARE 0xF3 | |
180 | #define WIN_SECURITY_ERASE_UNIT 0xF4 | |
181 | #define WIN_SECURITY_FREEZE_LOCK 0xF5 | |
182 | #define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP */ | |
183 | #define WIN_SECURITY_DISABLE 0xF6 | |
184 | #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ | |
185 | #define WIN_SET_MAX 0xF9 | |
186 | #define DISABLE_SEAGATE 0xFB | |
187 | ||
188 | /* set to 1 set disable mult support */ | |
189 | #define MAX_MULT_SECTORS 16 | |
190 | ||
191 | #define IDE_DMA_BUF_SECTORS 256 | |
192 | ||
193 | #if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS) | |
194 | #error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS" | |
195 | #endif | |
196 | ||
197 | /* ATAPI defines */ | |
198 | ||
199 | #define ATAPI_PACKET_SIZE 12 | |
200 | ||
201 | /* The generic packet command opcodes for CD/DVD Logical Units, | |
202 | * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ | |
203 | #define GPCMD_BLANK 0xa1 | |
204 | #define GPCMD_CLOSE_TRACK 0x5b | |
205 | #define GPCMD_FLUSH_CACHE 0x35 | |
206 | #define GPCMD_FORMAT_UNIT 0x04 | |
207 | #define GPCMD_GET_CONFIGURATION 0x46 | |
208 | #define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a | |
209 | #define GPCMD_GET_PERFORMANCE 0xac | |
210 | #define GPCMD_INQUIRY 0x12 | |
211 | #define GPCMD_LOAD_UNLOAD 0xa6 | |
212 | #define GPCMD_MECHANISM_STATUS 0xbd | |
213 | #define GPCMD_MODE_SELECT_10 0x55 | |
214 | #define GPCMD_MODE_SENSE_10 0x5a | |
215 | #define GPCMD_PAUSE_RESUME 0x4b | |
216 | #define GPCMD_PLAY_AUDIO_10 0x45 | |
217 | #define GPCMD_PLAY_AUDIO_MSF 0x47 | |
218 | #define GPCMD_PLAY_AUDIO_TI 0x48 | |
219 | #define GPCMD_PLAY_CD 0xbc | |
220 | #define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e | |
221 | #define GPCMD_READ_10 0x28 | |
222 | #define GPCMD_READ_12 0xa8 | |
223 | #define GPCMD_READ_CDVD_CAPACITY 0x25 | |
224 | #define GPCMD_READ_CD 0xbe | |
225 | #define GPCMD_READ_CD_MSF 0xb9 | |
226 | #define GPCMD_READ_DISC_INFO 0x51 | |
227 | #define GPCMD_READ_DVD_STRUCTURE 0xad | |
228 | #define GPCMD_READ_FORMAT_CAPACITIES 0x23 | |
229 | #define GPCMD_READ_HEADER 0x44 | |
230 | #define GPCMD_READ_TRACK_RZONE_INFO 0x52 | |
231 | #define GPCMD_READ_SUBCHANNEL 0x42 | |
232 | #define GPCMD_READ_TOC_PMA_ATIP 0x43 | |
233 | #define GPCMD_REPAIR_RZONE_TRACK 0x58 | |
234 | #define GPCMD_REPORT_KEY 0xa4 | |
235 | #define GPCMD_REQUEST_SENSE 0x03 | |
236 | #define GPCMD_RESERVE_RZONE_TRACK 0x53 | |
237 | #define GPCMD_SCAN 0xba | |
238 | #define GPCMD_SEEK 0x2b | |
239 | #define GPCMD_SEND_DVD_STRUCTURE 0xad | |
240 | #define GPCMD_SEND_EVENT 0xa2 | |
241 | #define GPCMD_SEND_KEY 0xa3 | |
242 | #define GPCMD_SEND_OPC 0x54 | |
243 | #define GPCMD_SET_READ_AHEAD 0xa7 | |
244 | #define GPCMD_SET_STREAMING 0xb6 | |
245 | #define GPCMD_START_STOP_UNIT 0x1b | |
246 | #define GPCMD_STOP_PLAY_SCAN 0x4e | |
247 | #define GPCMD_TEST_UNIT_READY 0x00 | |
248 | #define GPCMD_VERIFY_10 0x2f | |
249 | #define GPCMD_WRITE_10 0x2a | |
250 | #define GPCMD_WRITE_AND_VERIFY_10 0x2e | |
251 | /* This is listed as optional in ATAPI 2.6, but is (curiously) | |
252 | * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji | |
253 | * Table 377 as an MMC command for SCSi devices though... Most ATAPI | |
254 | * drives support it. */ | |
255 | #define GPCMD_SET_SPEED 0xbb | |
256 | /* This seems to be a SCSI specific CD-ROM opcode | |
257 | * to play data at track/index */ | |
258 | #define GPCMD_PLAYAUDIO_TI 0x48 | |
259 | /* | |
260 | * From MS Media Status Notification Support Specification. For | |
261 | * older drives only. | |
262 | */ | |
263 | #define GPCMD_GET_MEDIA_STATUS 0xda | |
264 | #define GPCMD_MODE_SENSE_6 0x1a | |
265 | ||
266 | /* Mode page codes for mode sense/set */ | |
267 | #define GPMODE_R_W_ERROR_PAGE 0x01 | |
268 | #define GPMODE_WRITE_PARMS_PAGE 0x05 | |
269 | #define GPMODE_AUDIO_CTL_PAGE 0x0e | |
270 | #define GPMODE_POWER_PAGE 0x1a | |
271 | #define GPMODE_FAULT_FAIL_PAGE 0x1c | |
272 | #define GPMODE_TO_PROTECT_PAGE 0x1d | |
273 | #define GPMODE_CAPABILITIES_PAGE 0x2a | |
274 | #define GPMODE_ALL_PAGES 0x3f | |
275 | /* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor | |
276 | * of MODE_SENSE_POWER_PAGE */ | |
277 | #define GPMODE_CDROM_PAGE 0x0d | |
278 | ||
279 | /* | |
280 | * Based on values from <linux/cdrom.h> but extending CD_MINS | |
281 | * to the maximum common size allowed by the Orange's Book ATIP | |
282 | * | |
283 | * 90 and 99 min CDs are also available but using them as the | |
284 | * upper limit reduces the effectiveness of the heuristic to | |
285 | * detect DVDs burned to less than 25% of their maximum capacity | |
286 | */ | |
287 | ||
288 | /* Some generally useful CD-ROM information */ | |
289 | #define CD_MINS 80 /* max. minutes per CD */ | |
290 | #define CD_SECS 60 /* seconds per minute */ | |
291 | #define CD_FRAMES 75 /* frames per second */ | |
292 | #define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */ | |
293 | #define CD_MAX_BYTES (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE) | |
294 | #define CD_MAX_SECTORS (CD_MAX_BYTES / 512) | |
295 | ||
296 | /* | |
297 | * The MMC values are not IDE specific and might need to be moved | |
298 | * to a common header if they are also needed for the SCSI emulation | |
299 | */ | |
300 | ||
301 | /* Profile list from MMC-6 revision 1 table 91 */ | |
302 | #define MMC_PROFILE_NONE 0x0000 | |
303 | #define MMC_PROFILE_CD_ROM 0x0008 | |
304 | #define MMC_PROFILE_CD_R 0x0009 | |
305 | #define MMC_PROFILE_CD_RW 0x000A | |
306 | #define MMC_PROFILE_DVD_ROM 0x0010 | |
307 | #define MMC_PROFILE_DVD_R_SR 0x0011 | |
308 | #define MMC_PROFILE_DVD_RAM 0x0012 | |
309 | #define MMC_PROFILE_DVD_RW_RO 0x0013 | |
310 | #define MMC_PROFILE_DVD_RW_SR 0x0014 | |
311 | #define MMC_PROFILE_DVD_R_DL_SR 0x0015 | |
312 | #define MMC_PROFILE_DVD_R_DL_JR 0x0016 | |
313 | #define MMC_PROFILE_DVD_RW_DL 0x0017 | |
314 | #define MMC_PROFILE_DVD_DDR 0x0018 | |
315 | #define MMC_PROFILE_DVD_PLUS_RW 0x001A | |
316 | #define MMC_PROFILE_DVD_PLUS_R 0x001B | |
317 | #define MMC_PROFILE_DVD_PLUS_RW_DL 0x002A | |
318 | #define MMC_PROFILE_DVD_PLUS_R_DL 0x002B | |
319 | #define MMC_PROFILE_BD_ROM 0x0040 | |
320 | #define MMC_PROFILE_BD_R_SRM 0x0041 | |
321 | #define MMC_PROFILE_BD_R_RRM 0x0042 | |
322 | #define MMC_PROFILE_BD_RE 0x0043 | |
323 | #define MMC_PROFILE_HDDVD_ROM 0x0050 | |
324 | #define MMC_PROFILE_HDDVD_R 0x0051 | |
325 | #define MMC_PROFILE_HDDVD_RAM 0x0052 | |
326 | #define MMC_PROFILE_HDDVD_RW 0x0053 | |
327 | #define MMC_PROFILE_HDDVD_R_DL 0x0058 | |
328 | #define MMC_PROFILE_HDDVD_RW_DL 0x005A | |
329 | #define MMC_PROFILE_INVALID 0xFFFF | |
330 | ||
331 | #define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */ | |
332 | #define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */ | |
333 | #define ATAPI_INT_REASON_REL 0x04 | |
334 | #define ATAPI_INT_REASON_TAG 0xf8 | |
335 | ||
336 | /* same constants as bochs */ | |
337 | #define ASC_ILLEGAL_OPCODE 0x20 | |
338 | #define ASC_LOGICAL_BLOCK_OOR 0x21 | |
339 | #define ASC_INV_FIELD_IN_CMD_PACKET 0x24 | |
340 | #define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28 | |
341 | #define ASC_INCOMPATIBLE_FORMAT 0x30 | |
342 | #define ASC_MEDIUM_NOT_PRESENT 0x3a | |
343 | #define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39 | |
344 | #define ASC_MEDIA_REMOVAL_PREVENTED 0x53 | |
345 | ||
346 | #define CFA_NO_ERROR 0x00 | |
347 | #define CFA_MISC_ERROR 0x09 | |
348 | #define CFA_INVALID_COMMAND 0x20 | |
349 | #define CFA_INVALID_ADDRESS 0x21 | |
350 | #define CFA_ADDRESS_OVERFLOW 0x2f | |
351 | ||
352 | #define SENSE_NONE 0 | |
353 | #define SENSE_NOT_READY 2 | |
354 | #define SENSE_ILLEGAL_REQUEST 5 | |
355 | #define SENSE_UNIT_ATTENTION 6 | |
356 | ||
357 | #define SMART_READ_DATA 0xd0 | |
358 | #define SMART_READ_THRESH 0xd1 | |
359 | #define SMART_ATTR_AUTOSAVE 0xd2 | |
360 | #define SMART_SAVE_ATTR 0xd3 | |
361 | #define SMART_EXECUTE_OFFLINE 0xd4 | |
362 | #define SMART_READ_LOG 0xd5 | |
363 | #define SMART_WRITE_LOG 0xd6 | |
364 | #define SMART_ENABLE 0xd8 | |
365 | #define SMART_DISABLE 0xd9 | |
366 | #define SMART_STATUS 0xda | |
367 | ||
368 | typedef void EndTransferFunc(IDEState *); | |
369 | ||
370 | /* NOTE: IDEState represents in fact one drive */ | |
371 | struct IDEState { | |
372 | IDEBus *bus; | |
373 | uint8_t unit; | |
374 | /* ide config */ | |
375 | int is_cdrom; | |
376 | int is_cf; | |
377 | int cylinders, heads, sectors; | |
378 | int64_t nb_sectors; | |
379 | int mult_sectors; | |
380 | int identify_set; | |
381 | uint16_t identify_data[256]; | |
382 | qemu_irq irq; | |
383 | int drive_serial; | |
384 | char drive_serial_str[21]; | |
385 | /* ide regs */ | |
386 | uint8_t feature; | |
387 | uint8_t error; | |
388 | uint32_t nsector; | |
389 | uint8_t sector; | |
390 | uint8_t lcyl; | |
391 | uint8_t hcyl; | |
392 | /* other part of tf for lba48 support */ | |
393 | uint8_t hob_feature; | |
394 | uint8_t hob_nsector; | |
395 | uint8_t hob_sector; | |
396 | uint8_t hob_lcyl; | |
397 | uint8_t hob_hcyl; | |
398 | ||
399 | uint8_t select; | |
400 | uint8_t status; | |
401 | ||
402 | /* 0x3f6 command, only meaningful for drive 0 */ | |
403 | uint8_t cmd; | |
404 | /* set for lba48 access */ | |
405 | uint8_t lba48; | |
406 | BlockDriverState *bs; | |
407 | /* ATAPI specific */ | |
408 | uint8_t sense_key; | |
409 | uint8_t asc; | |
410 | uint8_t cdrom_changed; | |
411 | int packet_transfer_size; | |
412 | int elementary_transfer_size; | |
413 | int io_buffer_index; | |
414 | int lba; | |
415 | int cd_sector_size; | |
416 | int atapi_dma; /* true if dma is requested for the packet cmd */ | |
417 | /* ATA DMA state */ | |
418 | int io_buffer_size; | |
419 | QEMUSGList sg; | |
420 | /* PIO transfer handling */ | |
421 | int req_nb_sectors; /* number of sectors per interrupt */ | |
422 | EndTransferFunc *end_transfer_func; | |
423 | uint8_t *data_ptr; | |
424 | uint8_t *data_end; | |
425 | uint8_t *io_buffer; | |
426 | QEMUTimer *sector_write_timer; /* only used for win2k install hack */ | |
427 | uint32_t irq_count; /* counts IRQs when using win2k install hack */ | |
428 | /* CF-ATA extended error */ | |
429 | uint8_t ext_error; | |
430 | /* CF-ATA metadata storage */ | |
431 | uint32_t mdata_size; | |
432 | uint8_t *mdata_storage; | |
433 | int media_changed; | |
434 | /* for pmac */ | |
435 | int is_read; | |
436 | /* SMART */ | |
437 | uint8_t smart_enabled; | |
438 | uint8_t smart_autosave; | |
439 | int smart_errors; | |
440 | uint8_t smart_selftest_count; | |
441 | uint8_t *smart_selftest_data; | |
442 | }; | |
443 | ||
444 | struct IDEBus { | |
445 | BusState qbus; | |
446 | BMDMAState *bmdma; | |
447 | IDEState ifs[2]; | |
448 | uint8_t unit; | |
449 | }; | |
450 | ||
451 | #define BM_STATUS_DMAING 0x01 | |
452 | #define BM_STATUS_ERROR 0x02 | |
453 | #define BM_STATUS_INT 0x04 | |
454 | #define BM_STATUS_DMA_RETRY 0x08 | |
455 | #define BM_STATUS_PIO_RETRY 0x10 | |
456 | ||
457 | #define BM_CMD_START 0x01 | |
458 | #define BM_CMD_READ 0x08 | |
459 | ||
460 | struct BMDMAState { | |
461 | uint8_t cmd; | |
462 | uint8_t status; | |
463 | uint32_t addr; | |
464 | ||
465 | struct PCIIDEState *pci_dev; | |
466 | IDEBus *bus; | |
467 | /* current transfer state */ | |
468 | uint32_t cur_addr; | |
469 | uint32_t cur_prd_last; | |
470 | uint32_t cur_prd_addr; | |
471 | uint32_t cur_prd_len; | |
472 | uint8_t unit; | |
473 | BlockDriverCompletionFunc *dma_cb; | |
474 | BlockDriverAIOCB *aiocb; | |
475 | struct iovec iov; | |
476 | QEMUIOVector qiov; | |
477 | int64_t sector_num; | |
478 | uint32_t nsector; | |
479 | QEMUBH *bh; | |
480 | }; | |
481 | ||
482 | static inline IDEState *idebus_active_if(IDEBus *bus) | |
483 | { | |
484 | return bus->ifs + bus->unit; | |
485 | } | |
486 | ||
487 | static inline IDEState *bmdma_active_if(BMDMAState *bmdma) | |
488 | { | |
757506d2 | 489 | assert(bmdma->unit != (uint8_t)-1); |
356721ae GH |
490 | return bmdma->bus->ifs + bmdma->unit; |
491 | } | |
492 | ||
493 | static inline void ide_set_irq(IDEState *s) | |
494 | { | |
495 | BMDMAState *bm = s->bus->bmdma; | |
496 | if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) { | |
497 | if (bm) { | |
498 | bm->status |= BM_STATUS_INT; | |
499 | } | |
500 | qemu_irq_raise(s->irq); | |
501 | } | |
502 | } | |
503 | ||
504 | /* ide.c */ | |
505 | void ide_save(QEMUFile* f, IDEState *s); | |
506 | void ide_load(QEMUFile* f, IDEState *s, int version_id); | |
507 | void idebus_save(QEMUFile* f, IDEBus *bus); | |
508 | void idebus_load(QEMUFile* f, IDEBus *bus, int version_id); | |
509 | ||
510 | void ide_reset(IDEState *s); | |
511 | int64_t ide_get_sector(IDEState *s); | |
512 | void ide_set_sector(IDEState *s, int64_t sector_num); | |
513 | ||
514 | void ide_dma_cancel(BMDMAState *bm); | |
515 | void ide_dma_restart_cb(void *opaque, int running, int reason); | |
516 | void ide_dma_error(IDEState *s); | |
517 | ||
518 | void ide_atapi_cmd_ok(IDEState *s); | |
519 | void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc); | |
520 | void ide_atapi_io_error(IDEState *s, int ret); | |
521 | ||
522 | void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val); | |
523 | uint32_t ide_ioport_read(void *opaque, uint32_t addr1); | |
524 | uint32_t ide_status_read(void *opaque, uint32_t addr); | |
525 | void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val); | |
526 | void ide_data_writew(void *opaque, uint32_t addr, uint32_t val); | |
527 | uint32_t ide_data_readw(void *opaque, uint32_t addr); | |
528 | void ide_data_writel(void *opaque, uint32_t addr, uint32_t val); | |
529 | uint32_t ide_data_readl(void *opaque, uint32_t addr); | |
530 | ||
f455e98c | 531 | void ide_init2(IDEBus *bus, DriveInfo *hd0, DriveInfo *hd1, |
356721ae GH |
532 | qemu_irq irq); |
533 | void ide_init_ioport(IDEBus *bus, int iobase, int iobase2); | |
534 | ||
535 | #endif /* HW_IDE_INTERNAL_H */ |