2 * QEMU IDE disk and CD-ROM Emulator
4 * Copyright (c) 2003 Fabrice Bellard
5 * Copyright (c) 2006 Openedhand Ltd.
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
27 /* debug IDE devices */
29 //#define DEBUG_IDE_ATAPI
33 /* Bits of HD_STATUS */
35 #define INDEX_STAT 0x02
36 #define ECC_STAT 0x04 /* Corrected error */
38 #define SEEK_STAT 0x10
40 #define WRERR_STAT 0x20
41 #define READY_STAT 0x40
42 #define BUSY_STAT 0x80
44 /* Bits for HD_ERROR */
45 #define MARK_ERR 0x01 /* Bad address mark */
46 #define TRK0_ERR 0x02 /* couldn't find track 0 */
47 #define ABRT_ERR 0x04 /* Command aborted */
48 #define MCR_ERR 0x08 /* media change request */
49 #define ID_ERR 0x10 /* ID field not found */
50 #define MC_ERR 0x20 /* media changed */
51 #define ECC_ERR 0x40 /* Uncorrectable ECC error */
52 #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */
53 #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */
55 /* Bits of HD_NSECTOR */
61 #define IDE_CMD_RESET 0x04
62 #define IDE_CMD_DISABLE_IRQ 0x02
64 /* ATA/ATAPI Commands pre T13 Spec */
69 #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */
73 #define WIN_SRST 0x08 /* ATAPI soft reset command */
74 #define WIN_DEVICE_RESET 0x08
78 #define WIN_RECAL 0x10
79 #define WIN_RESTORE WIN_RECAL
83 #define WIN_READ 0x20 /* 28-Bit */
84 #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */
85 #define WIN_READ_LONG 0x22 /* 28-Bit */
86 #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */
87 #define WIN_READ_EXT 0x24 /* 48-Bit */
88 #define WIN_READDMA_EXT 0x25 /* 48-Bit */
89 #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */
90 #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */
94 #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */
98 #define WIN_WRITE 0x30 /* 28-Bit */
99 #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */
100 #define WIN_WRITE_LONG 0x32 /* 28-Bit */
101 #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */
102 #define WIN_WRITE_EXT 0x34 /* 48-Bit */
103 #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */
104 #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */
105 #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */
106 #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */
107 #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */
109 * 0x3A->0x3B Reserved
111 #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */
113 * 0x3D->0x3F Reserved
115 #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */
116 #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */
117 #define WIN_VERIFY_EXT 0x42 /* 48-Bit */
119 * 0x43->0x4F Reserved
121 #define WIN_FORMAT 0x50
123 * 0x51->0x5F Reserved
125 #define WIN_INIT 0x60
127 * 0x61->0x5F Reserved
129 #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */
130 #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */
131 #define WIN_DIAGNOSE 0x90
132 #define WIN_SPECIFY 0x91 /* set drive geometry translation */
133 #define WIN_DOWNLOAD_MICROCODE 0x92
134 #define WIN_STANDBYNOW2 0x94
135 #define CFA_IDLEIMMEDIATE 0x95 /* force drive to become "ready" */
136 #define WIN_STANDBY2 0x96
137 #define WIN_SETIDLE2 0x97
138 #define WIN_CHECKPOWERMODE2 0x98
139 #define WIN_SLEEPNOW2 0x99
143 #define WIN_PACKETCMD 0xA0 /* Send a packet command. */
144 #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */
145 #define WIN_QUEUED_SERVICE 0xA2
146 #define WIN_SMART 0xB0 /* self-monitoring and reporting */
147 #define CFA_ACCESS_METADATA_STORAGE 0xB8
148 #define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */
149 #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/
150 #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */
151 #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */
152 #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */
153 #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */
154 #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */
155 #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */
156 #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */
157 #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */
158 #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */
159 #define WIN_GETMEDIASTATUS 0xDA
160 #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */
161 #define WIN_POSTBOOT 0xDC
162 #define WIN_PREBOOT 0xDD
163 #define WIN_DOORLOCK 0xDE /* lock door on removable drives */
164 #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */
165 #define WIN_STANDBYNOW1 0xE0
166 #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */
167 #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */
168 #define WIN_SETIDLE1 0xE3
169 #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */
170 #define WIN_CHECKPOWERMODE1 0xE5
171 #define WIN_SLEEPNOW1 0xE6
172 #define WIN_FLUSH_CACHE 0xE7
173 #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */
174 #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */
175 /* SET_FEATURES 0x22 or 0xDD */
176 #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */
177 #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */
178 #define WIN_MEDIAEJECT 0xED
179 #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */
180 #define WIN_SETFEATURES 0xEF /* set special drive features */
181 #define EXABYTE_ENABLE_NEST 0xF0
182 #define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature */
183 #define WIN_SECURITY_SET_PASS 0xF1
184 #define WIN_SECURITY_UNLOCK 0xF2
185 #define WIN_SECURITY_ERASE_PREPARE 0xF3
186 #define WIN_SECURITY_ERASE_UNIT 0xF4
187 #define WIN_SECURITY_FREEZE_LOCK 0xF5
188 #define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP */
189 #define WIN_SECURITY_DISABLE 0xF6
190 #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */
191 #define WIN_SET_MAX 0xF9
192 #define DISABLE_SEAGATE 0xFB
194 /* set to 1 set disable mult support */
195 #define MAX_MULT_SECTORS 16
199 #define ATAPI_PACKET_SIZE 12
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
260 * From MS Media Status Notification Support Specification. For
263 #define GPCMD_GET_MEDIA_STATUS 0xda
265 /* Mode page codes for mode sense/set */
266 #define GPMODE_R_W_ERROR_PAGE 0x01
267 #define GPMODE_WRITE_PARMS_PAGE 0x05
268 #define GPMODE_AUDIO_CTL_PAGE 0x0e
269 #define GPMODE_POWER_PAGE 0x1a
270 #define GPMODE_FAULT_FAIL_PAGE 0x1c
271 #define GPMODE_TO_PROTECT_PAGE 0x1d
272 #define GPMODE_CAPABILITIES_PAGE 0x2a
273 #define GPMODE_ALL_PAGES 0x3f
274 /* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor
275 * of MODE_SENSE_POWER_PAGE */
276 #define GPMODE_CDROM_PAGE 0x0d
278 #define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */
279 #define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */
280 #define ATAPI_INT_REASON_REL 0x04
281 #define ATAPI_INT_REASON_TAG 0xf8
283 /* same constants as bochs */
284 #define ASC_ILLEGAL_OPCODE 0x20
285 #define ASC_LOGICAL_BLOCK_OOR 0x21
286 #define ASC_INV_FIELD_IN_CMD_PACKET 0x24
287 #define ASC_MEDIUM_NOT_PRESENT 0x3a
288 #define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39
290 #define CFA_NO_ERROR 0x00
291 #define CFA_MISC_ERROR 0x09
292 #define CFA_INVALID_COMMAND 0x20
293 #define CFA_INVALID_ADDRESS 0x21
294 #define CFA_ADDRESS_OVERFLOW 0x2f
297 #define SENSE_NOT_READY 2
298 #define SENSE_ILLEGAL_REQUEST 5
299 #define SENSE_UNIT_ATTENTION 6
303 typedef void EndTransferFunc(struct IDEState *);
305 /* NOTE: IDEState represents in fact one drive */
306 typedef struct IDEState {
310 int cylinders, heads, sectors;
314 uint16_t identify_data[256];
317 struct BMDMAState *bmdma;
326 /* other part of tf for lba48 support */
336 /* 0x3f6 command, only meaningful for drive 0 */
338 /* set for lba48 access */
340 /* depends on bit 4 in select, only meaningful for drive 0 */
341 struct IDEState *cur_drive;
342 BlockDriverState *bs;
346 int packet_transfer_size;
347 int elementary_transfer_size;
351 int atapi_dma; /* true if dma is requested for the packet cmd */
354 /* PIO transfer handling */
355 int req_nb_sectors; /* number of sectors per interrupt */
356 EndTransferFunc *end_transfer_func;
359 uint8_t io_buffer[MAX_MULT_SECTORS*512 + 4];
360 QEMUTimer *sector_write_timer; /* only used for win2k instal hack */
361 uint32_t irq_count; /* counts IRQs when using win2k install hack */
362 /* CF-ATA extended error */
364 /* CF-ATA metadata storage */
366 uint8_t *mdata_storage;
370 #define BM_STATUS_DMAING 0x01
371 #define BM_STATUS_ERROR 0x02
372 #define BM_STATUS_INT 0x04
374 #define BM_CMD_START 0x01
375 #define BM_CMD_READ 0x08
377 #define IDE_TYPE_PIIX3 0
378 #define IDE_TYPE_CMD646 1
379 #define IDE_TYPE_PIIX4 2
381 /* CMD646 specific */
383 #define MRDMODE_INTR_CH0 0x04
384 #define MRDMODE_INTR_CH1 0x08
385 #define MRDMODE_BLK_CH0 0x10
386 #define MRDMODE_BLK_CH1 0x20
387 #define UDIDETCR0 0x73
388 #define UDIDETCR1 0x7B
390 typedef struct BMDMAState {
395 struct PCIIDEState *pci_dev;
396 /* current transfer state */
398 uint32_t cur_prd_last;
399 uint32_t cur_prd_addr;
400 uint32_t cur_prd_len;
402 BlockDriverCompletionFunc *dma_cb;
403 BlockDriverAIOCB *aiocb;
406 typedef struct PCIIDEState {
410 int type; /* see IDE_TYPE_xxx */
413 static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb);
414 static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret);
416 static void padstr(char *str, const char *src, int len)
419 for(i = 0; i < len; i++) {
424 *(char *)((long)str ^ 1) = v;
429 static void padstr8(uint8_t *buf, int buf_size, const char *src)
432 for(i = 0; i < buf_size; i++) {
440 static void put_le16(uint16_t *p, unsigned int v)
445 static void ide_identify(IDEState *s)
448 unsigned int oldsize;
451 if (s->identify_set) {
452 memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data));
456 memset(s->io_buffer, 0, 512);
457 p = (uint16_t *)s->io_buffer;
458 put_le16(p + 0, 0x0040);
459 put_le16(p + 1, s->cylinders);
460 put_le16(p + 3, s->heads);
461 put_le16(p + 4, 512 * s->sectors); /* XXX: retired, remove ? */
462 put_le16(p + 5, 512); /* XXX: retired, remove ? */
463 put_le16(p + 6, s->sectors);
464 snprintf(buf, sizeof(buf), "QM%05d", s->drive_serial);
465 padstr((uint8_t *)(p + 10), buf, 20); /* serial number */
466 put_le16(p + 20, 3); /* XXX: retired, remove ? */
467 put_le16(p + 21, 512); /* cache size in sectors */
468 put_le16(p + 22, 4); /* ecc bytes */
469 padstr((uint8_t *)(p + 23), QEMU_VERSION, 8); /* firmware version */
470 padstr((uint8_t *)(p + 27), "QEMU HARDDISK", 40); /* model */
471 #if MAX_MULT_SECTORS > 1
472 put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS);
474 put_le16(p + 48, 1); /* dword I/O */
475 put_le16(p + 49, (1 << 11) | (1 << 9) | (1 << 8)); /* DMA and LBA supported */
476 put_le16(p + 51, 0x200); /* PIO transfer cycle */
477 put_le16(p + 52, 0x200); /* DMA transfer cycle */
478 put_le16(p + 53, 1 | (1 << 1) | (1 << 2)); /* words 54-58,64-70,88 are valid */
479 put_le16(p + 54, s->cylinders);
480 put_le16(p + 55, s->heads);
481 put_le16(p + 56, s->sectors);
482 oldsize = s->cylinders * s->heads * s->sectors;
483 put_le16(p + 57, oldsize);
484 put_le16(p + 58, oldsize >> 16);
486 put_le16(p + 59, 0x100 | s->mult_sectors);
487 put_le16(p + 60, s->nb_sectors);
488 put_le16(p + 61, s->nb_sectors >> 16);
489 put_le16(p + 63, 0x07); /* mdma0-2 supported */
490 put_le16(p + 65, 120);
491 put_le16(p + 66, 120);
492 put_le16(p + 67, 120);
493 put_le16(p + 68, 120);
494 put_le16(p + 80, 0xf0); /* ata3 -> ata6 supported */
495 put_le16(p + 81, 0x16); /* conforms to ata5 */
496 put_le16(p + 82, (1 << 14));
497 /* 13=flush_cache_ext,12=flush_cache,10=lba48 */
498 put_le16(p + 83, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10));
499 put_le16(p + 84, (1 << 14));
500 put_le16(p + 85, (1 << 14));
501 /* 13=flush_cache_ext,12=flush_cache,10=lba48 */
502 put_le16(p + 86, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10));
503 put_le16(p + 87, (1 << 14));
504 put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */
505 put_le16(p + 93, 1 | (1 << 14) | 0x2000);
506 put_le16(p + 100, s->nb_sectors);
507 put_le16(p + 101, s->nb_sectors >> 16);
508 put_le16(p + 102, s->nb_sectors >> 32);
509 put_le16(p + 103, s->nb_sectors >> 48);
511 memcpy(s->identify_data, p, sizeof(s->identify_data));
515 static void ide_atapi_identify(IDEState *s)
520 if (s->identify_set) {
521 memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data));
525 memset(s->io_buffer, 0, 512);
526 p = (uint16_t *)s->io_buffer;
527 /* Removable CDROM, 50us response, 12 byte packets */
528 put_le16(p + 0, (2 << 14) | (5 << 8) | (1 << 7) | (2 << 5) | (0 << 0));
529 snprintf(buf, sizeof(buf), "QM%05d", s->drive_serial);
530 padstr((uint8_t *)(p + 10), buf, 20); /* serial number */
531 put_le16(p + 20, 3); /* buffer type */
532 put_le16(p + 21, 512); /* cache size in sectors */
533 put_le16(p + 22, 4); /* ecc bytes */
534 padstr((uint8_t *)(p + 23), QEMU_VERSION, 8); /* firmware version */
535 padstr((uint8_t *)(p + 27), "QEMU CD-ROM", 40); /* model */
536 put_le16(p + 48, 1); /* dword I/O (XXX: should not be set on CDROM) */
538 put_le16(p + 49, 1 << 9 | 1 << 8); /* DMA and LBA supported */
539 put_le16(p + 53, 7); /* words 64-70, 54-58, 88 valid */
540 put_le16(p + 63, 7); /* mdma0-2 supported */
541 put_le16(p + 64, 0x3f); /* PIO modes supported */
543 put_le16(p + 49, 1 << 9); /* LBA supported, no DMA */
544 put_le16(p + 53, 3); /* words 64-70, 54-58 valid */
545 put_le16(p + 63, 0x103); /* DMA modes XXX: may be incorrect */
546 put_le16(p + 64, 1); /* PIO modes */
548 put_le16(p + 65, 0xb4); /* minimum DMA multiword tx cycle time */
549 put_le16(p + 66, 0xb4); /* recommended DMA multiword tx cycle time */
550 put_le16(p + 67, 0x12c); /* minimum PIO cycle time without flow control */
551 put_le16(p + 68, 0xb4); /* minimum PIO cycle time with IORDY flow control */
553 put_le16(p + 71, 30); /* in ns */
554 put_le16(p + 72, 30); /* in ns */
556 put_le16(p + 80, 0x1e); /* support up to ATA/ATAPI-4 */
558 put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */
560 memcpy(s->identify_data, p, sizeof(s->identify_data));
564 static void ide_cfata_identify(IDEState *s)
570 p = (uint16_t *) s->identify_data;
574 memset(p, 0, sizeof(s->identify_data));
576 cur_sec = s->cylinders * s->heads * s->sectors;
578 put_le16(p + 0, 0x848a); /* CF Storage Card signature */
579 put_le16(p + 1, s->cylinders); /* Default cylinders */
580 put_le16(p + 3, s->heads); /* Default heads */
581 put_le16(p + 6, s->sectors); /* Default sectors per track */
582 put_le16(p + 7, s->nb_sectors >> 16); /* Sectors per card */
583 put_le16(p + 8, s->nb_sectors); /* Sectors per card */
584 snprintf(buf, sizeof(buf), "QM%05d", s->drive_serial);
585 padstr((uint8_t *)(p + 10), buf, 20); /* Serial number in ASCII */
586 put_le16(p + 22, 0x0004); /* ECC bytes */
587 padstr((uint8_t *) (p + 23), QEMU_VERSION, 8); /* Firmware Revision */
588 padstr((uint8_t *) (p + 27), "QEMU MICRODRIVE", 40);/* Model number */
589 #if MAX_MULT_SECTORS > 1
590 put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS);
592 put_le16(p + 47, 0x0000);
594 put_le16(p + 49, 0x0f00); /* Capabilities */
595 put_le16(p + 51, 0x0002); /* PIO cycle timing mode */
596 put_le16(p + 52, 0x0001); /* DMA cycle timing mode */
597 put_le16(p + 53, 0x0003); /* Translation params valid */
598 put_le16(p + 54, s->cylinders); /* Current cylinders */
599 put_le16(p + 55, s->heads); /* Current heads */
600 put_le16(p + 56, s->sectors); /* Current sectors */
601 put_le16(p + 57, cur_sec); /* Current capacity */
602 put_le16(p + 58, cur_sec >> 16); /* Current capacity */
603 if (s->mult_sectors) /* Multiple sector setting */
604 put_le16(p + 59, 0x100 | s->mult_sectors);
605 put_le16(p + 60, s->nb_sectors); /* Total LBA sectors */
606 put_le16(p + 61, s->nb_sectors >> 16); /* Total LBA sectors */
607 put_le16(p + 63, 0x0203); /* Multiword DMA capability */
608 put_le16(p + 64, 0x0001); /* Flow Control PIO support */
609 put_le16(p + 65, 0x0096); /* Min. Multiword DMA cycle */
610 put_le16(p + 66, 0x0096); /* Rec. Multiword DMA cycle */
611 put_le16(p + 68, 0x00b4); /* Min. PIO cycle time */
612 put_le16(p + 82, 0x400c); /* Command Set supported */
613 put_le16(p + 83, 0x7068); /* Command Set supported */
614 put_le16(p + 84, 0x4000); /* Features supported */
615 put_le16(p + 85, 0x000c); /* Command Set enabled */
616 put_le16(p + 86, 0x7044); /* Command Set enabled */
617 put_le16(p + 87, 0x4000); /* Features enabled */
618 put_le16(p + 91, 0x4060); /* Current APM level */
619 put_le16(p + 129, 0x0002); /* Current features option */
620 put_le16(p + 130, 0x0005); /* Reassigned sectors */
621 put_le16(p + 131, 0x0001); /* Initial power mode */
622 put_le16(p + 132, 0x0000); /* User signature */
623 put_le16(p + 160, 0x8100); /* Power requirement */
624 put_le16(p + 161, 0x8001); /* CF command set */
629 memcpy(s->io_buffer, p, sizeof(s->identify_data));
632 static void ide_set_signature(IDEState *s)
634 s->select &= 0xf0; /* clear head */
650 static inline void ide_abort_command(IDEState *s)
652 s->status = READY_STAT | ERR_STAT;
656 static inline void ide_set_irq(IDEState *s)
658 BMDMAState *bm = s->bmdma;
659 if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) {
661 bm->status |= BM_STATUS_INT;
663 qemu_irq_raise(s->irq);
667 /* prepare data transfer and tell what to do after */
668 static void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
669 EndTransferFunc *end_transfer_func)
671 s->end_transfer_func = end_transfer_func;
673 s->data_end = buf + size;
674 if (!(s->status & ERR_STAT))
675 s->status |= DRQ_STAT;
678 static void ide_transfer_stop(IDEState *s)
680 s->end_transfer_func = ide_transfer_stop;
681 s->data_ptr = s->io_buffer;
682 s->data_end = s->io_buffer;
683 s->status &= ~DRQ_STAT;
686 static int64_t ide_get_sector(IDEState *s)
689 if (s->select & 0x40) {
692 sector_num = ((s->select & 0x0f) << 24) | (s->hcyl << 16) |
693 (s->lcyl << 8) | s->sector;
695 sector_num = ((int64_t)s->hob_hcyl << 40) |
696 ((int64_t) s->hob_lcyl << 32) |
697 ((int64_t) s->hob_sector << 24) |
698 ((int64_t) s->hcyl << 16) |
699 ((int64_t) s->lcyl << 8) | s->sector;
702 sector_num = ((s->hcyl << 8) | s->lcyl) * s->heads * s->sectors +
703 (s->select & 0x0f) * s->sectors + (s->sector - 1);
708 static void ide_set_sector(IDEState *s, int64_t sector_num)
711 if (s->select & 0x40) {
713 s->select = (s->select & 0xf0) | (sector_num >> 24);
714 s->hcyl = (sector_num >> 16);
715 s->lcyl = (sector_num >> 8);
716 s->sector = (sector_num);
718 s->sector = sector_num;
719 s->lcyl = sector_num >> 8;
720 s->hcyl = sector_num >> 16;
721 s->hob_sector = sector_num >> 24;
722 s->hob_lcyl = sector_num >> 32;
723 s->hob_hcyl = sector_num >> 40;
726 cyl = sector_num / (s->heads * s->sectors);
727 r = sector_num % (s->heads * s->sectors);
730 s->select = (s->select & 0xf0) | ((r / s->sectors) & 0x0f);
731 s->sector = (r % s->sectors) + 1;
735 static void ide_sector_read(IDEState *s)
740 s->status = READY_STAT | SEEK_STAT;
741 s->error = 0; /* not needed by IDE spec, but needed by Windows */
742 sector_num = ide_get_sector(s);
745 /* no more sector to read from disk */
746 ide_transfer_stop(s);
748 #if defined(DEBUG_IDE)
749 printf("read sector=%Ld\n", sector_num);
751 if (n > s->req_nb_sectors)
752 n = s->req_nb_sectors;
753 ret = bdrv_read(s->bs, sector_num, s->io_buffer, n);
754 ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_read);
756 ide_set_sector(s, sector_num + n);
761 /* return 0 if buffer completed */
762 static int dma_buf_rw(BMDMAState *bm, int is_write)
764 IDEState *s = bm->ide_if;
772 l = s->io_buffer_size - s->io_buffer_index;
775 if (bm->cur_prd_len == 0) {
776 /* end of table (with a fail safe of one page) */
777 if (bm->cur_prd_last ||
778 (bm->cur_addr - bm->addr) >= 4096)
780 cpu_physical_memory_read(bm->cur_addr, (uint8_t *)&prd, 8);
782 prd.addr = le32_to_cpu(prd.addr);
783 prd.size = le32_to_cpu(prd.size);
784 len = prd.size & 0xfffe;
787 bm->cur_prd_len = len;
788 bm->cur_prd_addr = prd.addr;
789 bm->cur_prd_last = (prd.size & 0x80000000);
791 if (l > bm->cur_prd_len)
795 cpu_physical_memory_write(bm->cur_prd_addr,
796 s->io_buffer + s->io_buffer_index, l);
798 cpu_physical_memory_read(bm->cur_prd_addr,
799 s->io_buffer + s->io_buffer_index, l);
801 bm->cur_prd_addr += l;
802 bm->cur_prd_len -= l;
803 s->io_buffer_index += l;
809 /* XXX: handle errors */
810 static void ide_read_dma_cb(void *opaque, int ret)
812 BMDMAState *bm = opaque;
813 IDEState *s = bm->ide_if;
817 n = s->io_buffer_size >> 9;
818 sector_num = ide_get_sector(s);
821 ide_set_sector(s, sector_num);
823 if (dma_buf_rw(bm, 1) == 0)
827 /* end of transfer ? */
828 if (s->nsector == 0) {
829 s->status = READY_STAT | SEEK_STAT;
832 bm->status &= ~BM_STATUS_DMAING;
833 bm->status |= BM_STATUS_INT;
840 /* launch next transfer */
842 if (n > MAX_MULT_SECTORS)
843 n = MAX_MULT_SECTORS;
844 s->io_buffer_index = 0;
845 s->io_buffer_size = n * 512;
847 printf("aio_read: sector_num=%lld n=%d\n", sector_num, n);
849 bm->aiocb = bdrv_aio_read(s->bs, sector_num, s->io_buffer, n,
850 ide_read_dma_cb, bm);
853 static void ide_sector_read_dma(IDEState *s)
855 s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT;
856 s->io_buffer_index = 0;
857 s->io_buffer_size = 0;
858 ide_dma_start(s, ide_read_dma_cb);
861 static void ide_sector_write_timer_cb(void *opaque)
863 IDEState *s = opaque;
867 static void ide_sector_write(IDEState *s)
872 s->status = READY_STAT | SEEK_STAT;
873 sector_num = ide_get_sector(s);
874 #if defined(DEBUG_IDE)
875 printf("write sector=%Ld\n", sector_num);
878 if (n > s->req_nb_sectors)
879 n = s->req_nb_sectors;
880 ret = bdrv_write(s->bs, sector_num, s->io_buffer, n);
882 if (s->nsector == 0) {
883 /* no more sectors to write */
884 ide_transfer_stop(s);
887 if (n1 > s->req_nb_sectors)
888 n1 = s->req_nb_sectors;
889 ide_transfer_start(s, s->io_buffer, 512 * n1, ide_sector_write);
891 ide_set_sector(s, sector_num + n);
894 if (win2k_install_hack && ((++s->irq_count % 16) == 0)) {
895 /* It seems there is a bug in the Windows 2000 installer HDD
896 IDE driver which fills the disk with empty logs when the
897 IDE write IRQ comes too early. This hack tries to correct
898 that at the expense of slower write performances. Use this
899 option _only_ to install Windows 2000. You must disable it
901 qemu_mod_timer(s->sector_write_timer,
902 qemu_get_clock(vm_clock) + (ticks_per_sec / 1000));
910 /* XXX: handle errors */
911 static void ide_write_dma_cb(void *opaque, int ret)
913 BMDMAState *bm = opaque;
914 IDEState *s = bm->ide_if;
918 n = s->io_buffer_size >> 9;
919 sector_num = ide_get_sector(s);
922 ide_set_sector(s, sector_num);
926 /* end of transfer ? */
927 if (s->nsector == 0) {
928 s->status = READY_STAT | SEEK_STAT;
931 bm->status &= ~BM_STATUS_DMAING;
932 bm->status |= BM_STATUS_INT;
939 /* launch next transfer */
941 if (n > MAX_MULT_SECTORS)
942 n = MAX_MULT_SECTORS;
943 s->io_buffer_index = 0;
944 s->io_buffer_size = n * 512;
946 if (dma_buf_rw(bm, 0) == 0)
949 printf("aio_write: sector_num=%lld n=%d\n", sector_num, n);
951 bm->aiocb = bdrv_aio_write(s->bs, sector_num, s->io_buffer, n,
952 ide_write_dma_cb, bm);
955 static void ide_sector_write_dma(IDEState *s)
957 s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT;
958 s->io_buffer_index = 0;
959 s->io_buffer_size = 0;
960 ide_dma_start(s, ide_write_dma_cb);
963 static void ide_atapi_cmd_ok(IDEState *s)
966 s->status = READY_STAT;
967 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
971 static void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc)
973 #ifdef DEBUG_IDE_ATAPI
974 printf("atapi_cmd_error: sense=0x%x asc=0x%x\n", sense_key, asc);
976 s->error = sense_key << 4;
977 s->status = READY_STAT | ERR_STAT;
978 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
979 s->sense_key = sense_key;
984 static inline void cpu_to_ube16(uint8_t *buf, int val)
990 static inline void cpu_to_ube32(uint8_t *buf, unsigned int val)
998 static inline int ube16_to_cpu(const uint8_t *buf)
1000 return (buf[0] << 8) | buf[1];
1003 static inline int ube32_to_cpu(const uint8_t *buf)
1005 return (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3];
1008 static void lba_to_msf(uint8_t *buf, int lba)
1011 buf[0] = (lba / 75) / 60;
1012 buf[1] = (lba / 75) % 60;
1016 static void cd_data_to_raw(uint8_t *buf, int lba)
1020 memset(buf + 1, 0xff, 10);
1024 lba_to_msf(buf, lba);
1025 buf[3] = 0x01; /* mode 1 data */
1029 /* XXX: ECC not computed */
1030 memset(buf, 0, 288);
1033 static int cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf,
1038 switch(sector_size) {
1040 ret = bdrv_read(bs, (int64_t)lba << 2, buf, 4);
1043 ret = bdrv_read(bs, (int64_t)lba << 2, buf + 16, 4);
1046 cd_data_to_raw(buf, lba);
1055 static void ide_atapi_io_error(IDEState *s, int ret)
1057 /* XXX: handle more errors */
1058 if (ret == -ENOMEDIUM) {
1059 ide_atapi_cmd_error(s, SENSE_NOT_READY,
1060 ASC_MEDIUM_NOT_PRESENT);
1062 ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
1063 ASC_LOGICAL_BLOCK_OOR);
1067 /* The whole ATAPI transfer logic is handled in this function */
1068 static void ide_atapi_cmd_reply_end(IDEState *s)
1070 int byte_count_limit, size, ret;
1071 #ifdef DEBUG_IDE_ATAPI
1072 printf("reply: tx_size=%d elem_tx_size=%d index=%d\n",
1073 s->packet_transfer_size,
1074 s->elementary_transfer_size,
1075 s->io_buffer_index);
1077 if (s->packet_transfer_size <= 0) {
1078 /* end of transfer */
1079 ide_transfer_stop(s);
1080 s->status = READY_STAT;
1081 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
1083 #ifdef DEBUG_IDE_ATAPI
1084 printf("status=0x%x\n", s->status);
1087 /* see if a new sector must be read */
1088 if (s->lba != -1 && s->io_buffer_index >= s->cd_sector_size) {
1089 ret = cd_read_sector(s->bs, s->lba, s->io_buffer, s->cd_sector_size);
1091 ide_transfer_stop(s);
1092 ide_atapi_io_error(s, ret);
1096 s->io_buffer_index = 0;
1098 if (s->elementary_transfer_size > 0) {
1099 /* there are some data left to transmit in this elementary
1101 size = s->cd_sector_size - s->io_buffer_index;
1102 if (size > s->elementary_transfer_size)
1103 size = s->elementary_transfer_size;
1104 ide_transfer_start(s, s->io_buffer + s->io_buffer_index,
1105 size, ide_atapi_cmd_reply_end);
1106 s->packet_transfer_size -= size;
1107 s->elementary_transfer_size -= size;
1108 s->io_buffer_index += size;
1110 /* a new transfer is needed */
1111 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO;
1112 byte_count_limit = s->lcyl | (s->hcyl << 8);
1113 #ifdef DEBUG_IDE_ATAPI
1114 printf("byte_count_limit=%d\n", byte_count_limit);
1116 if (byte_count_limit == 0xffff)
1118 size = s->packet_transfer_size;
1119 if (size > byte_count_limit) {
1120 /* byte count limit must be even if this case */
1121 if (byte_count_limit & 1)
1123 size = byte_count_limit;
1126 s->hcyl = size >> 8;
1127 s->elementary_transfer_size = size;
1128 /* we cannot transmit more than one sector at a time */
1130 if (size > (s->cd_sector_size - s->io_buffer_index))
1131 size = (s->cd_sector_size - s->io_buffer_index);
1133 ide_transfer_start(s, s->io_buffer + s->io_buffer_index,
1134 size, ide_atapi_cmd_reply_end);
1135 s->packet_transfer_size -= size;
1136 s->elementary_transfer_size -= size;
1137 s->io_buffer_index += size;
1139 #ifdef DEBUG_IDE_ATAPI
1140 printf("status=0x%x\n", s->status);
1146 /* send a reply of 'size' bytes in s->io_buffer to an ATAPI command */
1147 static void ide_atapi_cmd_reply(IDEState *s, int size, int max_size)
1149 if (size > max_size)
1151 s->lba = -1; /* no sector read */
1152 s->packet_transfer_size = size;
1153 s->io_buffer_size = size; /* dma: send the reply data as one chunk */
1154 s->elementary_transfer_size = 0;
1155 s->io_buffer_index = 0;
1158 s->status = READY_STAT | DRQ_STAT;
1159 ide_dma_start(s, ide_atapi_cmd_read_dma_cb);
1161 s->status = READY_STAT;
1162 ide_atapi_cmd_reply_end(s);
1166 /* start a CD-CDROM read command */
1167 static void ide_atapi_cmd_read_pio(IDEState *s, int lba, int nb_sectors,
1171 s->packet_transfer_size = nb_sectors * sector_size;
1172 s->elementary_transfer_size = 0;
1173 s->io_buffer_index = sector_size;
1174 s->cd_sector_size = sector_size;
1176 s->status = READY_STAT;
1177 ide_atapi_cmd_reply_end(s);
1180 /* ATAPI DMA support */
1182 /* XXX: handle read errors */
1183 static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret)
1185 BMDMAState *bm = opaque;
1186 IDEState *s = bm->ide_if;
1190 ide_atapi_io_error(s, ret);
1194 if (s->io_buffer_size > 0) {
1196 * For a cdrom read sector command (s->lba != -1),
1197 * adjust the lba for the next s->io_buffer_size chunk
1198 * and dma the current chunk.
1199 * For a command != read (s->lba == -1), just transfer
1203 if (s->cd_sector_size == 2352) {
1205 cd_data_to_raw(s->io_buffer, s->lba);
1207 n = s->io_buffer_size >> 11;
1211 s->packet_transfer_size -= s->io_buffer_size;
1212 if (dma_buf_rw(bm, 1) == 0)
1216 if (s->packet_transfer_size <= 0) {
1217 s->status = READY_STAT;
1218 s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
1221 bm->status &= ~BM_STATUS_DMAING;
1222 bm->status |= BM_STATUS_INT;
1229 s->io_buffer_index = 0;
1230 if (s->cd_sector_size == 2352) {
1232 s->io_buffer_size = s->cd_sector_size;
1235 n = s->packet_transfer_size >> 11;
1236 if (n > (MAX_MULT_SECTORS / 4))
1237 n = (MAX_MULT_SECTORS / 4);
1238 s->io_buffer_size = n * 2048;
1242 printf("aio_read_cd: lba=%u n=%d\n", s->lba, n);
1244 bm->aiocb = bdrv_aio_read(s->bs, (int64_t)s->lba << 2,
1245 s->io_buffer + data_offset, n * 4,
1246 ide_atapi_cmd_read_dma_cb, bm);
1248 /* Note: media not present is the most likely case */
1249 ide_atapi_cmd_error(s, SENSE_NOT_READY,
1250 ASC_MEDIUM_NOT_PRESENT);
1255 /* start a CD-CDROM read command with DMA */
1256 /* XXX: test if DMA is available */
1257 static void ide_atapi_cmd_read_dma(IDEState *s, int lba, int nb_sectors,
1261 s->packet_transfer_size = nb_sectors * sector_size;
1262 s->io_buffer_index = 0;
1263 s->io_buffer_size = 0;
1264 s->cd_sector_size = sector_size;
1266 /* XXX: check if BUSY_STAT should be set */
1267 s->status = READY_STAT | DRQ_STAT | BUSY_STAT;
1268 ide_dma_start(s, ide_atapi_cmd_read_dma_cb);
1271 static void ide_atapi_cmd_read(IDEState *s, int lba, int nb_sectors,
1274 #ifdef DEBUG_IDE_ATAPI
1275 printf("read %s: LBA=%d nb_sectors=%d\n", s->atapi_dma ? "dma" : "pio",
1279 ide_atapi_cmd_read_dma(s, lba, nb_sectors, sector_size);
1281 ide_atapi_cmd_read_pio(s, lba, nb_sectors, sector_size);
1285 static void ide_atapi_cmd(IDEState *s)
1287 const uint8_t *packet;
1291 packet = s->io_buffer;
1293 #ifdef DEBUG_IDE_ATAPI
1296 printf("ATAPI limit=0x%x packet:", s->lcyl | (s->hcyl << 8));
1297 for(i = 0; i < ATAPI_PACKET_SIZE; i++) {
1298 printf(" %02x", packet[i]);
1303 switch(s->io_buffer[0]) {
1304 case GPCMD_TEST_UNIT_READY:
1305 if (bdrv_is_inserted(s->bs)) {
1306 ide_atapi_cmd_ok(s);
1308 ide_atapi_cmd_error(s, SENSE_NOT_READY,
1309 ASC_MEDIUM_NOT_PRESENT);
1312 case GPCMD_MODE_SENSE_10:
1315 max_len = ube16_to_cpu(packet + 7);
1316 action = packet[2] >> 6;
1317 code = packet[2] & 0x3f;
1319 case 0: /* current values */
1321 case 0x01: /* error recovery */
1322 cpu_to_ube16(&buf[0], 16 + 6);
1338 ide_atapi_cmd_reply(s, 16, max_len);
1341 cpu_to_ube16(&buf[0], 28 + 6);
1356 buf[14] = (1 << 0) | (1 << 3) | (1 << 5);
1357 if (bdrv_is_locked(s->bs))
1360 cpu_to_ube16(&buf[16], 706);
1363 cpu_to_ube16(&buf[20], 512);
1364 cpu_to_ube16(&buf[22], 706);
1369 ide_atapi_cmd_reply(s, 28, max_len);
1375 case 1: /* changeable values */
1377 case 2: /* default values */
1380 case 3: /* saved values */
1381 ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
1382 ASC_SAVING_PARAMETERS_NOT_SUPPORTED);
1387 case GPCMD_REQUEST_SENSE:
1388 max_len = packet[4];
1390 buf[0] = 0x70 | (1 << 7);
1391 buf[2] = s->sense_key;
1394 ide_atapi_cmd_reply(s, 18, max_len);
1396 case GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL:
1397 if (bdrv_is_inserted(s->bs)) {
1398 bdrv_set_locked(s->bs, packet[4] & 1);
1399 ide_atapi_cmd_ok(s);
1401 ide_atapi_cmd_error(s, SENSE_NOT_READY,
1402 ASC_MEDIUM_NOT_PRESENT);
1408 int nb_sectors, lba;
1410 if (packet[0] == GPCMD_READ_10)
1411 nb_sectors = ube16_to_cpu(packet + 7);
1413 nb_sectors = ube32_to_cpu(packet + 6);
1414 lba = ube32_to_cpu(packet + 2);
1415 if (nb_sectors == 0) {
1416 ide_atapi_cmd_ok(s);
1419 ide_atapi_cmd_read(s, lba, nb_sectors, 2048);
1424 int nb_sectors, lba, transfer_request;
1426 nb_sectors = (packet[6] << 16) | (packet[7] << 8) | packet[8];
1427 lba = ube32_to_cpu(packet + 2);
1428 if (nb_sectors == 0) {
1429 ide_atapi_cmd_ok(s);
1432 transfer_request = packet[9];
1433 switch(transfer_request & 0xf8) {
1436 ide_atapi_cmd_ok(s);
1440 ide_atapi_cmd_read(s, lba, nb_sectors, 2048);
1444 ide_atapi_cmd_read(s, lba, nb_sectors, 2352);
1447 ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
1448 ASC_INV_FIELD_IN_CMD_PACKET);
1456 int64_t total_sectors;
1458 bdrv_get_geometry(s->bs, &total_sectors);
1459 total_sectors >>= 2;
1460 if (total_sectors <= 0) {
1461 ide_atapi_cmd_error(s, SENSE_NOT_READY,
1462 ASC_MEDIUM_NOT_PRESENT);
1465 lba = ube32_to_cpu(packet + 2);
1466 if (lba >= total_sectors) {
1467 ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
1468 ASC_LOGICAL_BLOCK_OOR);
1471 ide_atapi_cmd_ok(s);
1474 case GPCMD_START_STOP_UNIT:
1477 start = packet[4] & 1;
1478 eject = (packet[4] >> 1) & 1;
1480 if (eject && !start) {
1481 /* eject the disk */
1482 bdrv_eject(s->bs, 1);
1483 } else if (eject && start) {
1484 /* close the tray */
1485 bdrv_eject(s->bs, 0);
1487 ide_atapi_cmd_ok(s);
1490 case GPCMD_MECHANISM_STATUS:
1492 max_len = ube16_to_cpu(packet + 8);
1493 cpu_to_ube16(buf, 0);
1494 /* no current LBA */
1499 cpu_to_ube16(buf + 6, 0);
1500 ide_atapi_cmd_reply(s, 8, max_len);
1503 case GPCMD_READ_TOC_PMA_ATIP:
1505 int format, msf, start_track, len;
1506 int64_t total_sectors;
1508 bdrv_get_geometry(s->bs, &total_sectors);
1509 total_sectors >>= 2;
1510 if (total_sectors <= 0) {
1511 ide_atapi_cmd_error(s, SENSE_NOT_READY,
1512 ASC_MEDIUM_NOT_PRESENT);
1515 max_len = ube16_to_cpu(packet + 7);
1516 format = packet[9] >> 6;
1517 msf = (packet[1] >> 1) & 1;
1518 start_track = packet[6];
1521 len = cdrom_read_toc(total_sectors, buf, msf, start_track);
1524 ide_atapi_cmd_reply(s, len, max_len);
1527 /* multi session : only a single session defined */
1532 ide_atapi_cmd_reply(s, 12, max_len);
1535 len = cdrom_read_toc_raw(total_sectors, buf, msf, start_track);
1538 ide_atapi_cmd_reply(s, len, max_len);
1542 ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
1543 ASC_INV_FIELD_IN_CMD_PACKET);
1548 case GPCMD_READ_CDVD_CAPACITY:
1550 int64_t total_sectors;
1552 bdrv_get_geometry(s->bs, &total_sectors);
1553 total_sectors >>= 2;
1554 if (total_sectors <= 0) {
1555 ide_atapi_cmd_error(s, SENSE_NOT_READY,
1556 ASC_MEDIUM_NOT_PRESENT);
1559 /* NOTE: it is really the number of sectors minus 1 */
1560 cpu_to_ube32(buf, total_sectors - 1);
1561 cpu_to_ube32(buf + 4, 2048);
1562 ide_atapi_cmd_reply(s, 8, 8);
1566 max_len = packet[4];
1567 buf[0] = 0x05; /* CD-ROM */
1568 buf[1] = 0x80; /* removable */
1569 buf[2] = 0x00; /* ISO */
1570 buf[3] = 0x21; /* ATAPI-2 (XXX: put ATAPI-4 ?) */
1571 buf[4] = 31; /* additional length */
1572 buf[5] = 0; /* reserved */
1573 buf[6] = 0; /* reserved */
1574 buf[7] = 0; /* reserved */
1575 padstr8(buf + 8, 8, "QEMU");
1576 padstr8(buf + 16, 16, "QEMU CD-ROM");
1577 padstr8(buf + 32, 4, QEMU_VERSION);
1578 ide_atapi_cmd_reply(s, 36, max_len);
1581 ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
1582 ASC_ILLEGAL_OPCODE);
1587 static void ide_cfata_metadata_inquiry(IDEState *s)
1592 p = (uint16_t *) s->io_buffer;
1593 memset(p, 0, 0x200);
1594 spd = ((s->mdata_size - 1) >> 9) + 1;
1596 put_le16(p + 0, 0x0001); /* Data format revision */
1597 put_le16(p + 1, 0x0000); /* Media property: silicon */
1598 put_le16(p + 2, s->media_changed); /* Media status */
1599 put_le16(p + 3, s->mdata_size & 0xffff); /* Capacity in bytes (low) */
1600 put_le16(p + 4, s->mdata_size >> 16); /* Capacity in bytes (high) */
1601 put_le16(p + 5, spd & 0xffff); /* Sectors per device (low) */
1602 put_le16(p + 6, spd >> 16); /* Sectors per device (high) */
1605 static void ide_cfata_metadata_read(IDEState *s)
1609 if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) {
1610 s->status = ERR_STAT;
1611 s->error = ABRT_ERR;
1615 p = (uint16_t *) s->io_buffer;
1616 memset(p, 0, 0x200);
1618 put_le16(p + 0, s->media_changed); /* Media status */
1619 memcpy(p + 1, s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9),
1620 MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9),
1621 s->nsector << 9), 0x200 - 2));
1624 static void ide_cfata_metadata_write(IDEState *s)
1626 if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) {
1627 s->status = ERR_STAT;
1628 s->error = ABRT_ERR;
1632 s->media_changed = 0;
1634 memcpy(s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9),
1636 MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9),
1637 s->nsector << 9), 0x200 - 2));
1640 /* called when the inserted state of the media has changed */
1641 static void cdrom_change_cb(void *opaque)
1643 IDEState *s = opaque;
1646 /* XXX: send interrupt too */
1647 bdrv_get_geometry(s->bs, &nb_sectors);
1648 s->nb_sectors = nb_sectors;
1651 static void ide_cmd_lba48_transform(IDEState *s, int lba48)
1655 /* handle the 'magic' 0 nsector count conversion here. to avoid
1656 * fiddling with the rest of the read logic, we just store the
1657 * full sector count in ->nsector and ignore ->hob_nsector from now
1663 if (!s->nsector && !s->hob_nsector)
1666 int lo = s->nsector;
1667 int hi = s->hob_nsector;
1669 s->nsector = (hi << 8) | lo;
1674 static void ide_clear_hob(IDEState *ide_if)
1676 /* any write clears HOB high bit of device control register */
1677 ide_if[0].select &= ~(1 << 7);
1678 ide_if[1].select &= ~(1 << 7);
1681 static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
1683 IDEState *ide_if = opaque;
1689 printf("IDE: write addr=0x%x val=0x%02x\n", addr, val);
1697 ide_clear_hob(ide_if);
1698 /* NOTE: data is written to the two drives */
1699 ide_if[0].hob_feature = ide_if[0].feature;
1700 ide_if[1].hob_feature = ide_if[1].feature;
1701 ide_if[0].feature = val;
1702 ide_if[1].feature = val;
1705 ide_clear_hob(ide_if);
1706 ide_if[0].hob_nsector = ide_if[0].nsector;
1707 ide_if[1].hob_nsector = ide_if[1].nsector;
1708 ide_if[0].nsector = val;
1709 ide_if[1].nsector = val;
1712 ide_clear_hob(ide_if);
1713 ide_if[0].hob_sector = ide_if[0].sector;
1714 ide_if[1].hob_sector = ide_if[1].sector;
1715 ide_if[0].sector = val;
1716 ide_if[1].sector = val;
1719 ide_clear_hob(ide_if);
1720 ide_if[0].hob_lcyl = ide_if[0].lcyl;
1721 ide_if[1].hob_lcyl = ide_if[1].lcyl;
1722 ide_if[0].lcyl = val;
1723 ide_if[1].lcyl = val;
1726 ide_clear_hob(ide_if);
1727 ide_if[0].hob_hcyl = ide_if[0].hcyl;
1728 ide_if[1].hob_hcyl = ide_if[1].hcyl;
1729 ide_if[0].hcyl = val;
1730 ide_if[1].hcyl = val;
1733 /* FIXME: HOB readback uses bit 7 */
1734 ide_if[0].select = (val & ~0x10) | 0xa0;
1735 ide_if[1].select = (val | 0x10) | 0xa0;
1737 unit = (val >> 4) & 1;
1739 ide_if->cur_drive = s;
1744 #if defined(DEBUG_IDE)
1745 printf("ide: CMD=%02x\n", val);
1747 s = ide_if->cur_drive;
1748 /* ignore commands to non existant slave */
1749 if (s != ide_if && !s->bs)
1754 if (s->bs && !s->is_cdrom) {
1758 ide_cfata_identify(s);
1759 s->status = READY_STAT | SEEK_STAT;
1760 ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop);
1763 ide_set_signature(s);
1765 ide_abort_command(s);
1772 s->status = READY_STAT | SEEK_STAT;
1776 if (s->is_cf && s->nsector == 0) {
1777 /* Disable Read and Write Multiple */
1778 s->mult_sectors = 0;
1779 s->status = READY_STAT;
1780 } else if ((s->nsector & 0xff) != 0 &&
1781 ((s->nsector & 0xff) > MAX_MULT_SECTORS ||
1782 (s->nsector & (s->nsector - 1)) != 0)) {
1783 ide_abort_command(s);
1785 s->mult_sectors = s->nsector & 0xff;
1786 s->status = READY_STAT;
1790 case WIN_VERIFY_EXT:
1793 case WIN_VERIFY_ONCE:
1794 /* do sector number check ? */
1795 ide_cmd_lba48_transform(s, lba48);
1796 s->status = READY_STAT;
1805 ide_cmd_lba48_transform(s, lba48);
1806 s->req_nb_sectors = 1;
1812 case WIN_WRITE_ONCE:
1813 case CFA_WRITE_SECT_WO_ERASE:
1814 case WIN_WRITE_VERIFY:
1815 ide_cmd_lba48_transform(s, lba48);
1817 s->status = SEEK_STAT | READY_STAT;
1818 s->req_nb_sectors = 1;
1819 ide_transfer_start(s, s->io_buffer, 512, ide_sector_write);
1820 s->media_changed = 1;
1822 case WIN_MULTREAD_EXT:
1825 if (!s->mult_sectors)
1827 ide_cmd_lba48_transform(s, lba48);
1828 s->req_nb_sectors = s->mult_sectors;
1831 case WIN_MULTWRITE_EXT:
1834 case CFA_WRITE_MULTI_WO_ERASE:
1835 if (!s->mult_sectors)
1837 ide_cmd_lba48_transform(s, lba48);
1839 s->status = SEEK_STAT | READY_STAT;
1840 s->req_nb_sectors = s->mult_sectors;
1842 if (n > s->req_nb_sectors)
1843 n = s->req_nb_sectors;
1844 ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_write);
1845 s->media_changed = 1;
1847 case WIN_READDMA_EXT:
1850 case WIN_READDMA_ONCE:
1853 ide_cmd_lba48_transform(s, lba48);
1854 ide_sector_read_dma(s);
1856 case WIN_WRITEDMA_EXT:
1859 case WIN_WRITEDMA_ONCE:
1862 ide_cmd_lba48_transform(s, lba48);
1863 ide_sector_write_dma(s);
1864 s->media_changed = 1;
1866 case WIN_READ_NATIVE_MAX_EXT:
1868 case WIN_READ_NATIVE_MAX:
1869 ide_cmd_lba48_transform(s, lba48);
1870 ide_set_sector(s, s->nb_sectors - 1);
1871 s->status = READY_STAT;
1874 case WIN_CHECKPOWERMODE1:
1875 case WIN_CHECKPOWERMODE2:
1876 s->nsector = 0xff; /* device active or idle */
1877 s->status = READY_STAT;
1880 case WIN_SETFEATURES:
1883 /* XXX: valid for CDROM ? */
1884 switch(s->feature) {
1885 case 0xcc: /* reverting to power-on defaults enable */
1886 case 0x66: /* reverting to power-on defaults disable */
1887 case 0x02: /* write cache enable */
1888 case 0x82: /* write cache disable */
1889 case 0xaa: /* read look-ahead enable */
1890 case 0x55: /* read look-ahead disable */
1891 case 0x05: /* set advanced power management mode */
1892 case 0x85: /* disable advanced power management mode */
1893 case 0x69: /* NOP */
1894 case 0x67: /* NOP */
1895 case 0x96: /* NOP */
1896 case 0x9a: /* NOP */
1897 s->status = READY_STAT | SEEK_STAT;
1900 case 0x03: { /* set transfer mode */
1901 uint8_t val = s->nsector & 0x07;
1903 switch (s->nsector >> 3) {
1904 case 0x00: /* pio default */
1905 case 0x01: /* pio mode */
1906 put_le16(s->identify_data + 63,0x07);
1907 put_le16(s->identify_data + 88,0x3f);
1909 case 0x04: /* mdma mode */
1910 put_le16(s->identify_data + 63,0x07 | (1 << (val + 8)));
1911 put_le16(s->identify_data + 88,0x3f);
1913 case 0x08: /* udma mode */
1914 put_le16(s->identify_data + 63,0x07);
1915 put_le16(s->identify_data + 88,0x3f | (1 << (val + 8)));
1920 s->status = READY_STAT | SEEK_STAT;
1928 case WIN_FLUSH_CACHE:
1929 case WIN_FLUSH_CACHE_EXT:
1932 s->status = READY_STAT;
1935 case WIN_STANDBYNOW1:
1936 case WIN_STANDBYNOW2:
1937 case WIN_IDLEIMMEDIATE:
1938 case CFA_IDLEIMMEDIATE:
1941 s->status = READY_STAT;
1944 /* ATAPI commands */
1947 ide_atapi_identify(s);
1948 s->status = READY_STAT | SEEK_STAT;
1949 ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop);
1951 ide_abort_command(s);
1956 ide_set_signature(s);
1957 s->status = 0x00; /* NOTE: READY is _not_ set */
1963 ide_set_signature(s);
1964 s->status = 0x00; /* NOTE: READY is _not_ set */
1970 /* overlapping commands not supported */
1971 if (s->feature & 0x02)
1973 s->status = READY_STAT;
1974 s->atapi_dma = s->feature & 1;
1976 ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE,
1979 /* CF-ATA commands */
1980 case CFA_REQ_EXT_ERROR_CODE:
1983 s->error = 0x09; /* miscellaneous error */
1984 s->status = READY_STAT;
1987 case CFA_ERASE_SECTORS:
1988 case CFA_WEAR_LEVEL:
1991 if (val == CFA_WEAR_LEVEL)
1993 if (val == CFA_ERASE_SECTORS)
1994 s->media_changed = 1;
1996 s->status = READY_STAT;
1999 case CFA_TRANSLATE_SECTOR:
2003 s->status = READY_STAT;
2004 memset(s->io_buffer, 0, 0x200);
2005 s->io_buffer[0x00] = s->hcyl; /* Cyl MSB */
2006 s->io_buffer[0x01] = s->lcyl; /* Cyl LSB */
2007 s->io_buffer[0x02] = s->select; /* Head */
2008 s->io_buffer[0x03] = s->sector; /* Sector */
2009 s->io_buffer[0x04] = ide_get_sector(s) >> 16; /* LBA MSB */
2010 s->io_buffer[0x05] = ide_get_sector(s) >> 8; /* LBA */
2011 s->io_buffer[0x06] = ide_get_sector(s) >> 0; /* LBA LSB */
2012 s->io_buffer[0x13] = 0x00; /* Erase flag */
2013 s->io_buffer[0x18] = 0x00; /* Hot count */
2014 s->io_buffer[0x19] = 0x00; /* Hot count */
2015 s->io_buffer[0x1a] = 0x01; /* Hot count */
2016 ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
2019 case CFA_ACCESS_METADATA_STORAGE:
2022 switch (s->feature) {
2023 case 0x02: /* Inquiry Metadata Storage */
2024 ide_cfata_metadata_inquiry(s);
2026 case 0x03: /* Read Metadata Storage */
2027 ide_cfata_metadata_read(s);
2029 case 0x04: /* Write Metadata Storage */
2030 ide_cfata_metadata_write(s);
2035 ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
2036 s->status = 0x00; /* NOTE: READY is _not_ set */
2039 case IBM_SENSE_CONDITION:
2042 switch (s->feature) {
2043 case 0x01: /* sense temperature in device */
2044 s->nsector = 0x50; /* +20 C */
2049 s->status = READY_STAT;
2054 ide_abort_command(s);
2061 static uint32_t ide_ioport_read(void *opaque, uint32_t addr1)
2063 IDEState *ide_if = opaque;
2064 IDEState *s = ide_if->cur_drive;
2069 /* FIXME: HOB readback uses bit 7, but it's always set right now */
2070 //hob = s->select & (1 << 7);
2077 if (!ide_if[0].bs && !ide_if[1].bs)
2082 ret = s->hob_feature;
2085 if (!ide_if[0].bs && !ide_if[1].bs)
2088 ret = s->nsector & 0xff;
2090 ret = s->hob_nsector;
2093 if (!ide_if[0].bs && !ide_if[1].bs)
2098 ret = s->hob_sector;
2101 if (!ide_if[0].bs && !ide_if[1].bs)
2109 if (!ide_if[0].bs && !ide_if[1].bs)
2117 if (!ide_if[0].bs && !ide_if[1].bs)
2124 if ((!ide_if[0].bs && !ide_if[1].bs) ||
2125 (s != ide_if && !s->bs))
2129 qemu_irq_lower(s->irq);
2133 printf("ide: read addr=0x%x val=%02x\n", addr1, ret);
2138 static uint32_t ide_status_read(void *opaque, uint32_t addr)
2140 IDEState *ide_if = opaque;
2141 IDEState *s = ide_if->cur_drive;
2144 if ((!ide_if[0].bs && !ide_if[1].bs) ||
2145 (s != ide_if && !s->bs))
2150 printf("ide: read status addr=0x%x val=%02x\n", addr, ret);
2155 static void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val)
2157 IDEState *ide_if = opaque;
2162 printf("ide: write control addr=0x%x val=%02x\n", addr, val);
2164 /* common for both drives */
2165 if (!(ide_if[0].cmd & IDE_CMD_RESET) &&
2166 (val & IDE_CMD_RESET)) {
2167 /* reset low to high */
2168 for(i = 0;i < 2; i++) {
2170 s->status = BUSY_STAT | SEEK_STAT;
2173 } else if ((ide_if[0].cmd & IDE_CMD_RESET) &&
2174 !(val & IDE_CMD_RESET)) {
2176 for(i = 0;i < 2; i++) {
2179 s->status = 0x00; /* NOTE: READY is _not_ set */
2181 s->status = READY_STAT | SEEK_STAT;
2182 ide_set_signature(s);
2186 ide_if[0].cmd = val;
2187 ide_if[1].cmd = val;
2190 static void ide_data_writew(void *opaque, uint32_t addr, uint32_t val)
2192 IDEState *s = ((IDEState *)opaque)->cur_drive;
2196 *(uint16_t *)p = le16_to_cpu(val);
2199 if (p >= s->data_end)
2200 s->end_transfer_func(s);
2203 static uint32_t ide_data_readw(void *opaque, uint32_t addr)
2205 IDEState *s = ((IDEState *)opaque)->cur_drive;
2209 ret = cpu_to_le16(*(uint16_t *)p);
2212 if (p >= s->data_end)
2213 s->end_transfer_func(s);
2217 static void ide_data_writel(void *opaque, uint32_t addr, uint32_t val)
2219 IDEState *s = ((IDEState *)opaque)->cur_drive;
2223 *(uint32_t *)p = le32_to_cpu(val);
2226 if (p >= s->data_end)
2227 s->end_transfer_func(s);
2230 static uint32_t ide_data_readl(void *opaque, uint32_t addr)
2232 IDEState *s = ((IDEState *)opaque)->cur_drive;
2237 ret = cpu_to_le32(*(uint32_t *)p);
2240 if (p >= s->data_end)
2241 s->end_transfer_func(s);
2245 static void ide_dummy_transfer_stop(IDEState *s)
2247 s->data_ptr = s->io_buffer;
2248 s->data_end = s->io_buffer;
2249 s->io_buffer[0] = 0xff;
2250 s->io_buffer[1] = 0xff;
2251 s->io_buffer[2] = 0xff;
2252 s->io_buffer[3] = 0xff;
2255 static void ide_reset(IDEState *s)
2258 s->mult_sectors = 0;
2260 s->mult_sectors = MAX_MULT_SECTORS;
2263 s->status = READY_STAT;
2264 ide_set_signature(s);
2265 /* init the transfer handler so that 0xffff is returned on data
2267 s->end_transfer_func = ide_dummy_transfer_stop;
2268 ide_dummy_transfer_stop(s);
2269 s->media_changed = 0;
2273 uint8_t boot_ind; /* 0x80 - active */
2274 uint8_t head; /* starting head */
2275 uint8_t sector; /* starting sector */
2276 uint8_t cyl; /* starting cylinder */
2277 uint8_t sys_ind; /* What partition type */
2278 uint8_t end_head; /* end head */
2279 uint8_t end_sector; /* end sector */
2280 uint8_t end_cyl; /* end cylinder */
2281 uint32_t start_sect; /* starting sector counting from 0 */
2282 uint32_t nr_sects; /* nr of sectors in partition */
2283 } __attribute__((packed));
2285 /* try to guess the disk logical geometry from the MSDOS partition table. Return 0 if OK, -1 if could not guess */
2286 static int guess_disk_lchs(IDEState *s,
2287 int *pcylinders, int *pheads, int *psectors)
2290 int ret, i, heads, sectors, cylinders;
2291 struct partition *p;
2294 ret = bdrv_read(s->bs, 0, buf, 1);
2297 /* test msdos magic */
2298 if (buf[510] != 0x55 || buf[511] != 0xaa)
2300 for(i = 0; i < 4; i++) {
2301 p = ((struct partition *)(buf + 0x1be)) + i;
2302 nr_sects = le32_to_cpu(p->nr_sects);
2303 if (nr_sects && p->end_head) {
2304 /* We make the assumption that the partition terminates on
2305 a cylinder boundary */
2306 heads = p->end_head + 1;
2307 sectors = p->end_sector & 63;
2310 cylinders = s->nb_sectors / (heads * sectors);
2311 if (cylinders < 1 || cylinders > 16383)
2314 *psectors = sectors;
2315 *pcylinders = cylinders;
2317 printf("guessed geometry: LCHS=%d %d %d\n",
2318 cylinders, heads, sectors);
2326 static void ide_init2(IDEState *ide_state,
2327 BlockDriverState *hd0, BlockDriverState *hd1,
2331 static int drive_serial = 1;
2332 int i, cylinders, heads, secs, translation, lba_detected = 0;
2335 for(i = 0; i < 2; i++) {
2342 bdrv_get_geometry(s->bs, &nb_sectors);
2343 s->nb_sectors = nb_sectors;
2344 /* if a geometry hint is available, use it */
2345 bdrv_get_geometry_hint(s->bs, &cylinders, &heads, &secs);
2346 translation = bdrv_get_translation_hint(s->bs);
2347 if (cylinders != 0) {
2348 s->cylinders = cylinders;
2352 if (guess_disk_lchs(s, &cylinders, &heads, &secs) == 0) {
2354 /* if heads > 16, it means that a BIOS LBA
2355 translation was active, so the default
2356 hardware geometry is OK */
2358 goto default_geometry;
2360 s->cylinders = cylinders;
2363 /* disable any translation to be in sync with
2364 the logical geometry */
2365 if (translation == BIOS_ATA_TRANSLATION_AUTO) {
2366 bdrv_set_translation_hint(s->bs,
2367 BIOS_ATA_TRANSLATION_NONE);
2372 /* if no geometry, use a standard physical disk geometry */
2373 cylinders = nb_sectors / (16 * 63);
2374 if (cylinders > 16383)
2376 else if (cylinders < 2)
2378 s->cylinders = cylinders;
2381 if ((lba_detected == 1) && (translation == BIOS_ATA_TRANSLATION_AUTO)) {
2382 if ((s->cylinders * s->heads) <= 131072) {
2383 bdrv_set_translation_hint(s->bs,
2384 BIOS_ATA_TRANSLATION_LARGE);
2386 bdrv_set_translation_hint(s->bs,
2387 BIOS_ATA_TRANSLATION_LBA);
2391 bdrv_set_geometry_hint(s->bs, s->cylinders, s->heads, s->sectors);
2393 if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) {
2395 bdrv_set_change_cb(s->bs, cdrom_change_cb, s);
2398 s->drive_serial = drive_serial++;
2400 s->sector_write_timer = qemu_new_timer(vm_clock,
2401 ide_sector_write_timer_cb, s);
2406 static void ide_init_ioport(IDEState *ide_state, int iobase, int iobase2)
2408 register_ioport_write(iobase, 8, 1, ide_ioport_write, ide_state);
2409 register_ioport_read(iobase, 8, 1, ide_ioport_read, ide_state);
2411 register_ioport_read(iobase2, 1, 1, ide_status_read, ide_state);
2412 register_ioport_write(iobase2, 1, 1, ide_cmd_write, ide_state);
2416 register_ioport_write(iobase, 2, 2, ide_data_writew, ide_state);
2417 register_ioport_read(iobase, 2, 2, ide_data_readw, ide_state);
2418 register_ioport_write(iobase, 4, 4, ide_data_writel, ide_state);
2419 register_ioport_read(iobase, 4, 4, ide_data_readl, ide_state);
2422 /* save per IDE drive data */
2423 static void ide_save(QEMUFile* f, IDEState *s)
2425 qemu_put_be32s(f, &s->mult_sectors);
2426 qemu_put_be32s(f, &s->identify_set);
2427 if (s->identify_set) {
2428 qemu_put_buffer(f, (const uint8_t *)s->identify_data, 512);
2430 qemu_put_8s(f, &s->feature);
2431 qemu_put_8s(f, &s->error);
2432 qemu_put_be32s(f, &s->nsector);
2433 qemu_put_8s(f, &s->sector);
2434 qemu_put_8s(f, &s->lcyl);
2435 qemu_put_8s(f, &s->hcyl);
2436 qemu_put_8s(f, &s->hob_feature);
2437 qemu_put_8s(f, &s->hob_nsector);
2438 qemu_put_8s(f, &s->hob_sector);
2439 qemu_put_8s(f, &s->hob_lcyl);
2440 qemu_put_8s(f, &s->hob_hcyl);
2441 qemu_put_8s(f, &s->select);
2442 qemu_put_8s(f, &s->status);
2443 qemu_put_8s(f, &s->lba48);
2445 qemu_put_8s(f, &s->sense_key);
2446 qemu_put_8s(f, &s->asc);
2447 /* XXX: if a transfer is pending, we do not save it yet */
2450 /* load per IDE drive data */
2451 static void ide_load(QEMUFile* f, IDEState *s)
2453 qemu_get_be32s(f, &s->mult_sectors);
2454 qemu_get_be32s(f, &s->identify_set);
2455 if (s->identify_set) {
2456 qemu_get_buffer(f, (uint8_t *)s->identify_data, 512);
2458 qemu_get_8s(f, &s->feature);
2459 qemu_get_8s(f, &s->error);
2460 qemu_get_be32s(f, &s->nsector);
2461 qemu_get_8s(f, &s->sector);
2462 qemu_get_8s(f, &s->lcyl);
2463 qemu_get_8s(f, &s->hcyl);
2464 qemu_get_8s(f, &s->hob_feature);
2465 qemu_get_8s(f, &s->hob_nsector);
2466 qemu_get_8s(f, &s->hob_sector);
2467 qemu_get_8s(f, &s->hob_lcyl);
2468 qemu_get_8s(f, &s->hob_hcyl);
2469 qemu_get_8s(f, &s->select);
2470 qemu_get_8s(f, &s->status);
2471 qemu_get_8s(f, &s->lba48);
2473 qemu_get_8s(f, &s->sense_key);
2474 qemu_get_8s(f, &s->asc);
2475 /* XXX: if a transfer is pending, we do not save it yet */
2478 /***********************************************************/
2479 /* ISA IDE definitions */
2481 void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
2482 BlockDriverState *hd0, BlockDriverState *hd1)
2484 IDEState *ide_state;
2486 ide_state = qemu_mallocz(sizeof(IDEState) * 2);
2490 ide_init2(ide_state, hd0, hd1, irq);
2491 ide_init_ioport(ide_state, iobase, iobase2);
2494 /***********************************************************/
2495 /* PCI IDE definitions */
2497 static void cmd646_update_irq(PCIIDEState *d);
2499 static void ide_map(PCIDevice *pci_dev, int region_num,
2500 uint32_t addr, uint32_t size, int type)
2502 PCIIDEState *d = (PCIIDEState *)pci_dev;
2503 IDEState *ide_state;
2505 if (region_num <= 3) {
2506 ide_state = &d->ide_if[(region_num >> 1) * 2];
2507 if (region_num & 1) {
2508 register_ioport_read(addr + 2, 1, 1, ide_status_read, ide_state);
2509 register_ioport_write(addr + 2, 1, 1, ide_cmd_write, ide_state);
2511 register_ioport_write(addr, 8, 1, ide_ioport_write, ide_state);
2512 register_ioport_read(addr, 8, 1, ide_ioport_read, ide_state);
2515 register_ioport_write(addr, 2, 2, ide_data_writew, ide_state);
2516 register_ioport_read(addr, 2, 2, ide_data_readw, ide_state);
2517 register_ioport_write(addr, 4, 4, ide_data_writel, ide_state);
2518 register_ioport_read(addr, 4, 4, ide_data_readl, ide_state);
2523 static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb)
2525 BMDMAState *bm = s->bmdma;
2529 bm->dma_cb = dma_cb;
2530 bm->cur_prd_last = 0;
2531 bm->cur_prd_addr = 0;
2532 bm->cur_prd_len = 0;
2533 if (bm->status & BM_STATUS_DMAING) {
2538 static void bmdma_cmd_writeb(void *opaque, uint32_t addr, uint32_t val)
2540 BMDMAState *bm = opaque;
2542 printf("%s: 0x%08x\n", __func__, val);
2544 if (!(val & BM_CMD_START)) {
2545 /* XXX: do it better */
2546 if (bm->status & BM_STATUS_DMAING) {
2547 bm->status &= ~BM_STATUS_DMAING;
2548 /* cancel DMA request */
2553 printf("aio_cancel\n");
2555 bdrv_aio_cancel(bm->aiocb);
2559 bm->cmd = val & 0x09;
2561 if (!(bm->status & BM_STATUS_DMAING)) {
2562 bm->status |= BM_STATUS_DMAING;
2563 /* start dma transfer if possible */
2567 bm->cmd = val & 0x09;
2571 static uint32_t bmdma_readb(void *opaque, uint32_t addr)
2573 BMDMAState *bm = opaque;
2574 PCIIDEState *pci_dev;
2582 pci_dev = bm->pci_dev;
2583 if (pci_dev->type == IDE_TYPE_CMD646) {
2584 val = pci_dev->dev.config[MRDMODE];
2593 pci_dev = bm->pci_dev;
2594 if (pci_dev->type == IDE_TYPE_CMD646) {
2595 if (bm == &pci_dev->bmdma[0])
2596 val = pci_dev->dev.config[UDIDETCR0];
2598 val = pci_dev->dev.config[UDIDETCR1];
2608 printf("bmdma: readb 0x%02x : 0x%02x\n", addr, val);
2613 static void bmdma_writeb(void *opaque, uint32_t addr, uint32_t val)
2615 BMDMAState *bm = opaque;
2616 PCIIDEState *pci_dev;
2618 printf("bmdma: writeb 0x%02x : 0x%02x\n", addr, val);
2622 pci_dev = bm->pci_dev;
2623 if (pci_dev->type == IDE_TYPE_CMD646) {
2624 pci_dev->dev.config[MRDMODE] =
2625 (pci_dev->dev.config[MRDMODE] & ~0x30) | (val & 0x30);
2626 cmd646_update_irq(pci_dev);
2630 bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06);
2633 pci_dev = bm->pci_dev;
2634 if (pci_dev->type == IDE_TYPE_CMD646) {
2635 if (bm == &pci_dev->bmdma[0])
2636 pci_dev->dev.config[UDIDETCR0] = val;
2638 pci_dev->dev.config[UDIDETCR1] = val;
2644 static uint32_t bmdma_addr_readl(void *opaque, uint32_t addr)
2646 BMDMAState *bm = opaque;
2650 printf("%s: 0x%08x\n", __func__, val);
2655 static void bmdma_addr_writel(void *opaque, uint32_t addr, uint32_t val)
2657 BMDMAState *bm = opaque;
2659 printf("%s: 0x%08x\n", __func__, val);
2661 bm->addr = val & ~3;
2662 bm->cur_addr = bm->addr;
2665 static void bmdma_map(PCIDevice *pci_dev, int region_num,
2666 uint32_t addr, uint32_t size, int type)
2668 PCIIDEState *d = (PCIIDEState *)pci_dev;
2671 for(i = 0;i < 2; i++) {
2672 BMDMAState *bm = &d->bmdma[i];
2673 d->ide_if[2 * i].bmdma = bm;
2674 d->ide_if[2 * i + 1].bmdma = bm;
2675 bm->pci_dev = (PCIIDEState *)pci_dev;
2677 register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);
2679 register_ioport_write(addr + 1, 3, 1, bmdma_writeb, bm);
2680 register_ioport_read(addr, 4, 1, bmdma_readb, bm);
2682 register_ioport_write(addr + 4, 4, 4, bmdma_addr_writel, bm);
2683 register_ioport_read(addr + 4, 4, 4, bmdma_addr_readl, bm);
2688 /* XXX: call it also when the MRDMODE is changed from the PCI config
2690 static void cmd646_update_irq(PCIIDEState *d)
2693 pci_level = ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH0) &&
2694 !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH0)) ||
2695 ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH1) &&
2696 !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH1));
2697 qemu_set_irq(d->dev.irq[0], pci_level);
2700 /* the PCI irq level is the logical OR of the two channels */
2701 static void cmd646_set_irq(void *opaque, int channel, int level)
2703 PCIIDEState *d = opaque;
2706 irq_mask = MRDMODE_INTR_CH0 << channel;
2708 d->dev.config[MRDMODE] |= irq_mask;
2710 d->dev.config[MRDMODE] &= ~irq_mask;
2711 cmd646_update_irq(d);
2714 /* CMD646 PCI IDE controller */
2715 void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
2716 int secondary_ide_enabled)
2723 d = (PCIIDEState *)pci_register_device(bus, "CMD646 IDE",
2724 sizeof(PCIIDEState),
2727 d->type = IDE_TYPE_CMD646;
2728 pci_conf = d->dev.config;
2729 pci_conf[0x00] = 0x95; // CMD646
2730 pci_conf[0x01] = 0x10;
2731 pci_conf[0x02] = 0x46;
2732 pci_conf[0x03] = 0x06;
2734 pci_conf[0x08] = 0x07; // IDE controller revision
2735 pci_conf[0x09] = 0x8f;
2737 pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
2738 pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
2739 pci_conf[0x0e] = 0x00; // header_type
2741 if (secondary_ide_enabled) {
2742 /* XXX: if not enabled, really disable the seconday IDE controller */
2743 pci_conf[0x51] = 0x80; /* enable IDE1 */
2746 pci_register_io_region((PCIDevice *)d, 0, 0x8,
2747 PCI_ADDRESS_SPACE_IO, ide_map);
2748 pci_register_io_region((PCIDevice *)d, 1, 0x4,
2749 PCI_ADDRESS_SPACE_IO, ide_map);
2750 pci_register_io_region((PCIDevice *)d, 2, 0x8,
2751 PCI_ADDRESS_SPACE_IO, ide_map);
2752 pci_register_io_region((PCIDevice *)d, 3, 0x4,
2753 PCI_ADDRESS_SPACE_IO, ide_map);
2754 pci_register_io_region((PCIDevice *)d, 4, 0x10,
2755 PCI_ADDRESS_SPACE_IO, bmdma_map);
2757 pci_conf[0x3d] = 0x01; // interrupt on pin 1
2759 for(i = 0; i < 4; i++)
2760 d->ide_if[i].pci_dev = (PCIDevice *)d;
2762 irq = qemu_allocate_irqs(cmd646_set_irq, d, 2);
2763 ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], irq[0]);
2764 ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], irq[1]);
2767 static void pci_ide_save(QEMUFile* f, void *opaque)
2769 PCIIDEState *d = opaque;
2772 pci_device_save(&d->dev, f);
2774 for(i = 0; i < 2; i++) {
2775 BMDMAState *bm = &d->bmdma[i];
2776 qemu_put_8s(f, &bm->cmd);
2777 qemu_put_8s(f, &bm->status);
2778 qemu_put_be32s(f, &bm->addr);
2779 /* XXX: if a transfer is pending, we do not save it yet */
2782 /* per IDE interface data */
2783 for(i = 0; i < 2; i++) {
2784 IDEState *s = &d->ide_if[i * 2];
2785 uint8_t drive1_selected;
2786 qemu_put_8s(f, &s->cmd);
2787 drive1_selected = (s->cur_drive != s);
2788 qemu_put_8s(f, &drive1_selected);
2791 /* per IDE drive data */
2792 for(i = 0; i < 4; i++) {
2793 ide_save(f, &d->ide_if[i]);
2797 static int pci_ide_load(QEMUFile* f, void *opaque, int version_id)
2799 PCIIDEState *d = opaque;
2802 if (version_id != 1)
2804 ret = pci_device_load(&d->dev, f);
2808 for(i = 0; i < 2; i++) {
2809 BMDMAState *bm = &d->bmdma[i];
2810 qemu_get_8s(f, &bm->cmd);
2811 qemu_get_8s(f, &bm->status);
2812 qemu_get_be32s(f, &bm->addr);
2813 /* XXX: if a transfer is pending, we do not save it yet */
2816 /* per IDE interface data */
2817 for(i = 0; i < 2; i++) {
2818 IDEState *s = &d->ide_if[i * 2];
2819 uint8_t drive1_selected;
2820 qemu_get_8s(f, &s->cmd);
2821 qemu_get_8s(f, &drive1_selected);
2822 s->cur_drive = &d->ide_if[i * 2 + (drive1_selected != 0)];
2825 /* per IDE drive data */
2826 for(i = 0; i < 4; i++) {
2827 ide_load(f, &d->ide_if[i]);
2832 static void piix3_reset(PCIIDEState *d)
2834 uint8_t *pci_conf = d->dev.config;
2836 pci_conf[0x04] = 0x00;
2837 pci_conf[0x05] = 0x00;
2838 pci_conf[0x06] = 0x80; /* FBC */
2839 pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
2840 pci_conf[0x20] = 0x01; /* BMIBA: 20-23h */
2843 /* hd_table must contain 4 block drivers */
2844 /* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */
2845 void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
2851 /* register a function 1 of PIIX3 */
2852 d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
2853 sizeof(PCIIDEState),
2856 d->type = IDE_TYPE_PIIX3;
2858 pci_conf = d->dev.config;
2859 pci_conf[0x00] = 0x86; // Intel
2860 pci_conf[0x01] = 0x80;
2861 pci_conf[0x02] = 0x10;
2862 pci_conf[0x03] = 0x70;
2863 pci_conf[0x09] = 0x80; // legacy ATA mode
2864 pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
2865 pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
2866 pci_conf[0x0e] = 0x00; // header_type
2870 pci_register_io_region((PCIDevice *)d, 4, 0x10,
2871 PCI_ADDRESS_SPACE_IO, bmdma_map);
2873 ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]);
2874 ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]);
2875 ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
2876 ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
2878 register_savevm("ide", 0, 1, pci_ide_save, pci_ide_load, d);
2881 /* hd_table must contain 4 block drivers */
2882 /* NOTE: for the PIIX4, the IRQs and IOports are hardcoded */
2883 void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
2889 /* register a function 1 of PIIX4 */
2890 d = (PCIIDEState *)pci_register_device(bus, "PIIX4 IDE",
2891 sizeof(PCIIDEState),
2894 d->type = IDE_TYPE_PIIX4;
2896 pci_conf = d->dev.config;
2897 pci_conf[0x00] = 0x86; // Intel
2898 pci_conf[0x01] = 0x80;
2899 pci_conf[0x02] = 0x11;
2900 pci_conf[0x03] = 0x71;
2901 pci_conf[0x09] = 0x80; // legacy ATA mode
2902 pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
2903 pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
2904 pci_conf[0x0e] = 0x00; // header_type
2908 pci_register_io_region((PCIDevice *)d, 4, 0x10,
2909 PCI_ADDRESS_SPACE_IO, bmdma_map);
2911 ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]);
2912 ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]);
2913 ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
2914 ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
2916 register_savevm("ide", 0, 1, pci_ide_save, pci_ide_load, d);
2919 /***********************************************************/
2920 /* MacIO based PowerPC IDE */
2922 /* PowerMac IDE memory IO */
2923 static void pmac_ide_writeb (void *opaque,
2924 target_phys_addr_t addr, uint32_t val)
2926 addr = (addr & 0xFFF) >> 4;
2929 ide_ioport_write(opaque, addr, val);
2933 ide_cmd_write(opaque, 0, val);
2940 static uint32_t pmac_ide_readb (void *opaque,target_phys_addr_t addr)
2944 addr = (addr & 0xFFF) >> 4;
2947 retval = ide_ioport_read(opaque, addr);
2951 retval = ide_status_read(opaque, 0);
2960 static void pmac_ide_writew (void *opaque,
2961 target_phys_addr_t addr, uint32_t val)
2963 addr = (addr & 0xFFF) >> 4;
2964 #ifdef TARGET_WORDS_BIGENDIAN
2968 ide_data_writew(opaque, 0, val);
2972 static uint32_t pmac_ide_readw (void *opaque,target_phys_addr_t addr)
2976 addr = (addr & 0xFFF) >> 4;
2978 retval = ide_data_readw(opaque, 0);
2982 #ifdef TARGET_WORDS_BIGENDIAN
2983 retval = bswap16(retval);
2988 static void pmac_ide_writel (void *opaque,
2989 target_phys_addr_t addr, uint32_t val)
2991 addr = (addr & 0xFFF) >> 4;
2992 #ifdef TARGET_WORDS_BIGENDIAN
2996 ide_data_writel(opaque, 0, val);
3000 static uint32_t pmac_ide_readl (void *opaque,target_phys_addr_t addr)
3004 addr = (addr & 0xFFF) >> 4;
3006 retval = ide_data_readl(opaque, 0);
3008 retval = 0xFFFFFFFF;
3010 #ifdef TARGET_WORDS_BIGENDIAN
3011 retval = bswap32(retval);
3016 static CPUWriteMemoryFunc *pmac_ide_write[] = {
3022 static CPUReadMemoryFunc *pmac_ide_read[] = {
3028 /* hd_table must contain 4 block drivers */
3029 /* PowerMac uses memory mapped registers, not I/O. Return the memory
3030 I/O index to access the ide. */
3031 int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq)
3034 int pmac_ide_memory;
3036 ide_if = qemu_mallocz(sizeof(IDEState) * 2);
3037 ide_init2(&ide_if[0], hd_table[0], hd_table[1], irq);
3039 pmac_ide_memory = cpu_register_io_memory(0, pmac_ide_read,
3040 pmac_ide_write, &ide_if[0]);
3041 return pmac_ide_memory;
3044 /***********************************************************/
3045 /* CF-ATA Microdrive */
3047 #define METADATA_SIZE 0x20
3049 /* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface. */
3052 struct pcmcia_card_s card;
3066 /* Register bitfields */
3069 OPT_MODE_IOMAP16 = 1,
3070 OPT_MODE_IOMAP1 = 2,
3071 OPT_MODE_IOMAP2 = 3,
3082 STAT_CHANGED = 0x80,
3093 static inline void md_interrupt_update(struct md_s *s)
3098 qemu_set_irq(s->card.slot->irq,
3099 !(s->stat & STAT_INT) && /* Inverted */
3100 !(s->ctrl & (CTRL_IEN | CTRL_SRST)) &&
3101 !(s->opt & OPT_SRESET));
3104 static void md_set_irq(void *opaque, int irq, int level)
3106 struct md_s *s = (struct md_s *) opaque;
3108 s->stat |= STAT_INT;
3110 s->stat &= ~STAT_INT;
3112 md_interrupt_update(s);
3115 static void md_reset(struct md_s *s)
3117 s->opt = OPT_MODE_MMAP;
3125 static uint8_t md_attr_read(void *opaque, uint32_t at)
3127 struct md_s *s = (struct md_s *) opaque;
3128 if (at < s->attr_base) {
3129 if (at < s->card.cis_len)
3130 return s->card.cis[at];
3138 case 0x00: /* Configuration Option Register */
3140 case 0x02: /* Card Configuration Status Register */
3141 if (s->ctrl & CTRL_IEN)
3142 return s->stat & ~STAT_INT;
3145 case 0x04: /* Pin Replacement Register */
3146 return (s->pins & PINS_CRDY) | 0x0c;
3147 case 0x06: /* Socket and Copy Register */
3151 printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
3158 static void md_attr_write(void *opaque, uint32_t at, uint8_t value)
3160 struct md_s *s = (struct md_s *) opaque;
3164 case 0x00: /* Configuration Option Register */
3165 s->opt = value & 0xcf;
3166 if (value & OPT_SRESET)
3168 md_interrupt_update(s);
3170 case 0x02: /* Card Configuration Status Register */
3171 if ((s->stat ^ value) & STAT_PWRDWN)
3172 s->pins |= PINS_CRDY;
3174 s->stat |= value & 0x74;
3175 md_interrupt_update(s);
3176 /* Word 170 in Identify Device must be equal to STAT_XE */
3178 case 0x04: /* Pin Replacement Register */
3179 s->pins &= PINS_CRDY;
3180 s->pins |= value & PINS_MRDY;
3182 case 0x06: /* Socket and Copy Register */
3185 printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
3189 static uint16_t md_common_read(void *opaque, uint32_t at)
3191 struct md_s *s = (struct md_s *) opaque;
3195 switch (s->opt & OPT_MODE) {
3197 if ((at & ~0x3ff) == 0x400)
3200 case OPT_MODE_IOMAP16:
3203 case OPT_MODE_IOMAP1:
3204 if ((at & ~0xf) == 0x3f0)
3206 else if ((at & ~0xf) == 0x1f0)
3209 case OPT_MODE_IOMAP2:
3210 if ((at & ~0xf) == 0x370)
3212 else if ((at & ~0xf) == 0x170)
3217 case 0x0: /* Even RD Data */
3219 return ide_data_readw(s->ide, 0);
3221 /* TODO: 8-bit accesses */
3225 s->io = ide_data_readw(s->ide, 0);
3228 s->cycle = !s->cycle;
3230 case 0x9: /* Odd RD Data */
3232 case 0xd: /* Error */
3233 return ide_ioport_read(s->ide, 0x1);
3234 case 0xe: /* Alternate Status */
3235 if (s->ide->cur_drive->bs)
3236 return s->ide->cur_drive->status;
3239 case 0xf: /* Device Address */
3240 return 0xc2 | ((~s->ide->select << 2) & 0x3c);
3242 return ide_ioport_read(s->ide, at);
3248 static void md_common_write(void *opaque, uint32_t at, uint16_t value)
3250 struct md_s *s = (struct md_s *) opaque;
3253 switch (s->opt & OPT_MODE) {
3255 if ((at & ~0x3ff) == 0x400)
3258 case OPT_MODE_IOMAP16:
3261 case OPT_MODE_IOMAP1:
3262 if ((at & ~0xf) == 0x3f0)
3264 else if ((at & ~0xf) == 0x1f0)
3267 case OPT_MODE_IOMAP2:
3268 if ((at & ~0xf) == 0x370)
3270 else if ((at & ~0xf) == 0x170)
3275 case 0x0: /* Even WR Data */
3277 ide_data_writew(s->ide, 0, value);
3280 /* TODO: 8-bit accesses */
3282 ide_data_writew(s->ide, 0, s->io | (value << 8));
3284 s->io = value & 0xff;
3285 s->cycle = !s->cycle;
3288 s->io = value & 0xff;
3289 s->cycle = !s->cycle;
3291 case 0xd: /* Features */
3292 ide_ioport_write(s->ide, 0x1, value);
3294 case 0xe: /* Device Control */
3296 if (value & CTRL_SRST)
3298 md_interrupt_update(s);
3301 if (s->stat & STAT_PWRDWN) {
3302 s->pins |= PINS_CRDY;
3303 s->stat &= ~STAT_PWRDWN;
3305 ide_ioport_write(s->ide, at, value);
3309 static void md_save(QEMUFile *f, void *opaque)
3311 struct md_s *s = (struct md_s *) opaque;
3313 uint8_t drive1_selected;
3315 qemu_put_8s(f, &s->opt);
3316 qemu_put_8s(f, &s->stat);
3317 qemu_put_8s(f, &s->pins);
3319 qemu_put_8s(f, &s->ctrl);
3320 qemu_put_be16s(f, &s->io);
3321 qemu_put_byte(f, s->cycle);
3323 drive1_selected = (s->ide->cur_drive != s->ide);
3324 qemu_put_8s(f, &s->ide->cmd);
3325 qemu_put_8s(f, &drive1_selected);
3327 for (i = 0; i < 2; i ++)
3328 ide_save(f, &s->ide[i]);
3331 static int md_load(QEMUFile *f, void *opaque, int version_id)
3333 struct md_s *s = (struct md_s *) opaque;
3335 uint8_t drive1_selected;
3337 qemu_get_8s(f, &s->opt);
3338 qemu_get_8s(f, &s->stat);
3339 qemu_get_8s(f, &s->pins);
3341 qemu_get_8s(f, &s->ctrl);
3342 qemu_get_be16s(f, &s->io);
3343 s->cycle = qemu_get_byte(f);
3345 qemu_get_8s(f, &s->ide->cmd);
3346 qemu_get_8s(f, &drive1_selected);
3347 s->ide->cur_drive = &s->ide[(drive1_selected != 0)];
3349 for (i = 0; i < 2; i ++)
3350 ide_load(f, &s->ide[i]);
3355 static int md_iid = 0;
3357 static const uint8_t dscm1xxxx_cis[0x14a] = {
3358 [0x000] = CISTPL_DEVICE, /* 5V Device Information */
3359 [0x002] = 0x03, /* Tuple length = 4 bytes */
3360 [0x004] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
3361 [0x006] = 0x01, /* Size = 2K bytes */
3362 [0x008] = CISTPL_ENDMARK,
3364 [0x00a] = CISTPL_DEVICE_OC, /* Additional Device Information */
3365 [0x00c] = 0x04, /* Tuple length = 4 byest */
3366 [0x00e] = 0x03, /* Conditions: Ext = 0, Vcc 3.3V, MWAIT = 1 */
3367 [0x010] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
3368 [0x012] = 0x01, /* Size = 2K bytes */
3369 [0x014] = CISTPL_ENDMARK,
3371 [0x016] = CISTPL_JEDEC_C, /* JEDEC ID */
3372 [0x018] = 0x02, /* Tuple length = 2 bytes */
3373 [0x01a] = 0xdf, /* PC Card ATA with no Vpp required */
3376 [0x01e] = CISTPL_MANFID, /* Manufacture ID */
3377 [0x020] = 0x04, /* Tuple length = 4 bytes */
3378 [0x022] = 0xa4, /* TPLMID_MANF = 00a4 (IBM) */
3380 [0x026] = 0x00, /* PLMID_CARD = 0000 */
3383 [0x02a] = CISTPL_VERS_1, /* Level 1 Version */
3384 [0x02c] = 0x12, /* Tuple length = 23 bytes */
3385 [0x02e] = 0x04, /* Major Version = JEIDA 4.2 / PCMCIA 2.1 */
3386 [0x030] = 0x01, /* Minor Version = 1 */
3402 [0x050] = CISTPL_ENDMARK,
3404 [0x052] = CISTPL_FUNCID, /* Function ID */
3405 [0x054] = 0x02, /* Tuple length = 2 bytes */
3406 [0x056] = 0x04, /* TPLFID_FUNCTION = Fixed Disk */
3407 [0x058] = 0x01, /* TPLFID_SYSINIT: POST = 1, ROM = 0 */
3409 [0x05a] = CISTPL_FUNCE, /* Function Extension */
3410 [0x05c] = 0x02, /* Tuple length = 2 bytes */
3411 [0x05e] = 0x01, /* TPLFE_TYPE = Disk Device Interface */
3412 [0x060] = 0x01, /* TPLFE_DATA = PC Card ATA Interface */
3414 [0x062] = CISTPL_FUNCE, /* Function Extension */
3415 [0x064] = 0x03, /* Tuple length = 3 bytes */
3416 [0x066] = 0x02, /* TPLFE_TYPE = Basic PC Card ATA Interface */
3417 [0x068] = 0x08, /* TPLFE_DATA: Rotating, Unique, Single */
3418 [0x06a] = 0x0f, /* TPLFE_DATA: Sleep, Standby, Idle, Auto */
3420 [0x06c] = CISTPL_CONFIG, /* Configuration */
3421 [0x06e] = 0x05, /* Tuple length = 5 bytes */
3422 [0x070] = 0x01, /* TPCC_RASZ = 2 bytes, TPCC_RMSZ = 1 byte */
3423 [0x072] = 0x07, /* TPCC_LAST = 7 */
3424 [0x074] = 0x00, /* TPCC_RADR = 0200 */
3426 [0x078] = 0x0f, /* TPCC_RMSK = 200, 202, 204, 206 */
3428 [0x07a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3429 [0x07c] = 0x0b, /* Tuple length = 11 bytes */
3430 [0x07e] = 0xc0, /* TPCE_INDX = Memory Mode, Default, Iface */
3431 [0x080] = 0xc0, /* TPCE_IF = Memory, no BVDs, no WP, READY */
3432 [0x082] = 0xa1, /* TPCE_FS = Vcc only, no I/O, Memory, Misc */
3433 [0x084] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
3434 [0x086] = 0x55, /* NomV: 5.0 V */
3435 [0x088] = 0x4d, /* MinV: 4.5 V */
3436 [0x08a] = 0x5d, /* MaxV: 5.5 V */
3437 [0x08c] = 0x4e, /* Peakl: 450 mA */
3438 [0x08e] = 0x08, /* TPCE_MS = 1 window, 1 byte, Host address */
3439 [0x090] = 0x00, /* Window descriptor: Window length = 0 */
3440 [0x092] = 0x20, /* TPCE_MI: support power down mode, RW */
3442 [0x094] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3443 [0x096] = 0x06, /* Tuple length = 6 bytes */
3444 [0x098] = 0x00, /* TPCE_INDX = Memory Mode, no Default */
3445 [0x09a] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
3446 [0x09c] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
3447 [0x09e] = 0xb5, /* NomV: 3.3 V */
3449 [0x0a2] = 0x3e, /* Peakl: 350 mA */
3451 [0x0a4] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3452 [0x0a6] = 0x0d, /* Tuple length = 13 bytes */
3453 [0x0a8] = 0xc1, /* TPCE_INDX = I/O and Memory Mode, Default */
3454 [0x0aa] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */
3455 [0x0ac] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
3456 [0x0ae] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
3457 [0x0b0] = 0x55, /* NomV: 5.0 V */
3458 [0x0b2] = 0x4d, /* MinV: 4.5 V */
3459 [0x0b4] = 0x5d, /* MaxV: 5.5 V */
3460 [0x0b6] = 0x4e, /* Peakl: 450 mA */
3461 [0x0b8] = 0x64, /* TPCE_IO = 16-byte boundary, 16/8 accesses */
3462 [0x0ba] = 0xf0, /* TPCE_IR = MASK, Level, Pulse, Share */
3463 [0x0bc] = 0xff, /* IRQ0..IRQ7 supported */
3464 [0x0be] = 0xff, /* IRQ8..IRQ15 supported */
3465 [0x0c0] = 0x20, /* TPCE_MI = support power down mode */
3467 [0x0c2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3468 [0x0c4] = 0x06, /* Tuple length = 6 bytes */
3469 [0x0c6] = 0x01, /* TPCE_INDX = I/O and Memory Mode */
3470 [0x0c8] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
3471 [0x0ca] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
3472 [0x0cc] = 0xb5, /* NomV: 3.3 V */
3474 [0x0d0] = 0x3e, /* Peakl: 350 mA */
3476 [0x0d2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3477 [0x0d4] = 0x12, /* Tuple length = 18 bytes */
3478 [0x0d6] = 0xc2, /* TPCE_INDX = I/O Primary Mode */
3479 [0x0d8] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */
3480 [0x0da] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
3481 [0x0dc] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
3482 [0x0de] = 0x55, /* NomV: 5.0 V */
3483 [0x0e0] = 0x4d, /* MinV: 4.5 V */
3484 [0x0e2] = 0x5d, /* MaxV: 5.5 V */
3485 [0x0e4] = 0x4e, /* Peakl: 450 mA */
3486 [0x0e6] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */
3487 [0x0e8] = 0x61, /* Range: 2 fields, 2 bytes addr, 1 byte len */
3488 [0x0ea] = 0xf0, /* Field 1 address = 0x01f0 */
3490 [0x0ee] = 0x07, /* Address block length = 8 */
3491 [0x0f0] = 0xf6, /* Field 2 address = 0x03f6 */
3493 [0x0f4] = 0x01, /* Address block length = 2 */
3494 [0x0f6] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */
3495 [0x0f8] = 0x20, /* TPCE_MI = support power down mode */
3497 [0x0fa] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3498 [0x0fc] = 0x06, /* Tuple length = 6 bytes */
3499 [0x0fe] = 0x02, /* TPCE_INDX = I/O Primary Mode, no Default */
3500 [0x100] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
3501 [0x102] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
3502 [0x104] = 0xb5, /* NomV: 3.3 V */
3504 [0x108] = 0x3e, /* Peakl: 350 mA */
3506 [0x10a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3507 [0x10c] = 0x12, /* Tuple length = 18 bytes */
3508 [0x10e] = 0xc3, /* TPCE_INDX = I/O Secondary Mode, Default */
3509 [0x110] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */
3510 [0x112] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
3511 [0x114] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
3512 [0x116] = 0x55, /* NomV: 5.0 V */
3513 [0x118] = 0x4d, /* MinV: 4.5 V */
3514 [0x11a] = 0x5d, /* MaxV: 5.5 V */
3515 [0x11c] = 0x4e, /* Peakl: 450 mA */
3516 [0x11e] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */
3517 [0x120] = 0x61, /* Range: 2 fields, 2 byte addr, 1 byte len */
3518 [0x122] = 0x70, /* Field 1 address = 0x0170 */
3520 [0x126] = 0x07, /* Address block length = 8 */
3521 [0x128] = 0x76, /* Field 2 address = 0x0376 */
3523 [0x12c] = 0x01, /* Address block length = 2 */
3524 [0x12e] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */
3525 [0x130] = 0x20, /* TPCE_MI = support power down mode */
3527 [0x132] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
3528 [0x134] = 0x06, /* Tuple length = 6 bytes */
3529 [0x136] = 0x03, /* TPCE_INDX = I/O Secondary Mode */
3530 [0x138] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
3531 [0x13a] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
3532 [0x13c] = 0xb5, /* NomV: 3.3 V */
3534 [0x140] = 0x3e, /* Peakl: 350 mA */
3536 [0x142] = CISTPL_NO_LINK, /* No Link */
3537 [0x144] = 0x00, /* Tuple length = 0 bytes */
3539 [0x146] = CISTPL_END, /* Tuple End */
3542 static int dscm1xxxx_attach(void *opaque)
3544 struct md_s *md = (struct md_s *) opaque;
3545 md->card.attr_read = md_attr_read;
3546 md->card.attr_write = md_attr_write;
3547 md->card.common_read = md_common_read;
3548 md->card.common_write = md_common_write;
3549 md->card.io_read = md_common_read;
3550 md->card.io_write = md_common_write;
3552 md->attr_base = md->card.cis[0x74] | (md->card.cis[0x76] << 8);
3556 md_interrupt_update(md);
3558 md->card.slot->card_string = "DSCM-1xxxx Hitachi Microdrive";
3562 static int dscm1xxxx_detach(void *opaque)
3564 struct md_s *md = (struct md_s *) opaque;
3569 struct pcmcia_card_s *dscm1xxxx_init(BlockDriverState *bdrv)
3571 struct md_s *md = (struct md_s *) qemu_mallocz(sizeof(struct md_s));
3572 md->card.state = md;
3573 md->card.attach = dscm1xxxx_attach;
3574 md->card.detach = dscm1xxxx_detach;
3575 md->card.cis = dscm1xxxx_cis;
3576 md->card.cis_len = sizeof(dscm1xxxx_cis);
3578 ide_init2(md->ide, bdrv, 0, qemu_allocate_irqs(md_set_irq, md, 1)[0]);
3580 md->ide->mdata_size = METADATA_SIZE;
3581 md->ide->mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE);
3583 register_savevm("microdrive", md_iid ++, 0, md_save, md_load, md);