Lines Matching +full:udma +full:- +full:p
2 * QEMU IDE disk and CD/DVD-ROM Emulator
30 #include "qemu/error-report.h"
31 #include "qemu/main-loop.h"
33 #include "qemu/hw-version.h"
39 #include "sysemu/block-backend.h"
44 #include "ide-internal.h"
63 /* airflow-temperature-celsius */
108 static void put_le16(uint16_t *p, unsigned int v) in put_le16() argument
110 *p = cpu_to_le16(v); in put_le16()
115 uint16_t *p = (uint16_t *)s->identify_data; in ide_identify_size() local
116 int64_t nb_sectors_lba28 = s->nb_sectors; in ide_identify_size()
118 nb_sectors_lba28 = (1 << 28) - 1; in ide_identify_size()
120 put_le16(p + 60, nb_sectors_lba28); in ide_identify_size()
121 put_le16(p + 61, nb_sectors_lba28 >> 16); in ide_identify_size()
122 put_le16(p + 100, s->nb_sectors); in ide_identify_size()
123 put_le16(p + 101, s->nb_sectors >> 16); in ide_identify_size()
124 put_le16(p + 102, s->nb_sectors >> 32); in ide_identify_size()
125 put_le16(p + 103, s->nb_sectors >> 48); in ide_identify_size()
130 uint16_t *p; in ide_identify() local
132 IDEDevice *dev = s->unit ? s->bus->slave : s->bus->master; in ide_identify()
134 p = (uint16_t *)s->identify_data; in ide_identify()
135 if (s->identify_set) { in ide_identify()
138 memset(p, 0, sizeof(s->identify_data)); in ide_identify()
140 put_le16(p + 0, 0x0040); in ide_identify()
141 put_le16(p + 1, s->cylinders); in ide_identify()
142 put_le16(p + 3, s->heads); in ide_identify()
143 put_le16(p + 4, 512 * s->sectors); /* XXX: retired, remove ? */ in ide_identify()
144 put_le16(p + 5, 512); /* XXX: retired, remove ? */ in ide_identify()
145 put_le16(p + 6, s->sectors); in ide_identify()
146 padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ in ide_identify()
147 put_le16(p + 20, 3); /* XXX: retired, remove ? */ in ide_identify()
148 put_le16(p + 21, 512); /* cache size in sectors */ in ide_identify()
149 put_le16(p + 22, 4); /* ecc bytes */ in ide_identify()
150 padstr((char *)(p + 23), s->version, 8); /* firmware version */ in ide_identify()
151 padstr((char *)(p + 27), s->drive_model_str, 40); /* model */ in ide_identify()
153 put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS); in ide_identify()
155 put_le16(p + 48, 1); /* dword I/O */ in ide_identify()
156 put_le16(p + 49, (1 << 11) | (1 << 9) | (1 << 8)); /* DMA and LBA supported */ in ide_identify()
157 put_le16(p + 51, 0x200); /* PIO transfer cycle */ in ide_identify()
158 put_le16(p + 52, 0x200); /* DMA transfer cycle */ in ide_identify()
159 put_le16(p + 53, 1 | (1 << 1) | (1 << 2)); /* words 54-58,64-70,88 are valid */ in ide_identify()
160 put_le16(p + 54, s->cylinders); in ide_identify()
161 put_le16(p + 55, s->heads); in ide_identify()
162 put_le16(p + 56, s->sectors); in ide_identify()
163 oldsize = s->cylinders * s->heads * s->sectors; in ide_identify()
164 put_le16(p + 57, oldsize); in ide_identify()
165 put_le16(p + 58, oldsize >> 16); in ide_identify()
166 if (s->mult_sectors) in ide_identify()
167 put_le16(p + 59, 0x100 | s->mult_sectors); in ide_identify()
168 /* *(p + 60) := nb_sectors -- see ide_identify_size */ in ide_identify()
169 /* *(p + 61) := nb_sectors >> 16 -- see ide_identify_size */ in ide_identify()
170 put_le16(p + 62, 0x07); /* single word dma0-2 supported */ in ide_identify()
171 put_le16(p + 63, 0x07); /* mdma0-2 supported */ in ide_identify()
172 put_le16(p + 64, 0x03); /* pio3-4 supported */ in ide_identify()
173 put_le16(p + 65, 120); in ide_identify()
174 put_le16(p + 66, 120); in ide_identify()
175 put_le16(p + 67, 120); in ide_identify()
176 put_le16(p + 68, 120); in ide_identify()
177 if (dev && dev->conf.discard_granularity) { in ide_identify()
178 put_le16(p + 69, (1 << 14)); /* determinate TRIM behavior */ in ide_identify()
181 if (s->ncq_queues) { in ide_identify()
182 put_le16(p + 75, s->ncq_queues - 1); in ide_identify()
184 put_le16(p + 76, (1 << 8)); in ide_identify()
187 put_le16(p + 80, 0xf0); /* ata3 -> ata6 supported */ in ide_identify()
188 put_le16(p + 81, 0x16); /* conforms to ata5 */ in ide_identify()
190 put_le16(p + 82, (1 << 14) | (1 << 5) | 1); in ide_identify()
192 put_le16(p + 83, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10)); in ide_identify()
194 if (s->wwn) { in ide_identify()
195 put_le16(p + 84, (1 << 14) | (1 << 8) | 0); in ide_identify()
197 put_le16(p + 84, (1 << 14) | 0); in ide_identify()
200 if (blk_enable_write_cache(s->blk)) { in ide_identify()
201 put_le16(p + 85, (1 << 14) | (1 << 5) | 1); in ide_identify()
203 put_le16(p + 85, (1 << 14) | 1); in ide_identify()
206 put_le16(p + 86, (1 << 13) | (1 <<12) | (1 << 10)); in ide_identify()
208 if (s->wwn) { in ide_identify()
209 put_le16(p + 87, (1 << 14) | (1 << 8) | 0); in ide_identify()
211 put_le16(p + 87, (1 << 14) | 0); in ide_identify()
213 put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */ in ide_identify()
214 put_le16(p + 93, 1 | (1 << 14) | 0x2000); in ide_identify()
215 /* *(p + 100) := nb_sectors -- see ide_identify_size */ in ide_identify()
216 /* *(p + 101) := nb_sectors >> 16 -- see ide_identify_size */ in ide_identify()
217 /* *(p + 102) := nb_sectors >> 32 -- see ide_identify_size */ in ide_identify()
218 /* *(p + 103) := nb_sectors >> 48 -- see ide_identify_size */ in ide_identify()
220 if (dev && dev->conf.physical_block_size) in ide_identify()
221 put_le16(p + 106, 0x6000 | get_physical_block_exp(&dev->conf)); in ide_identify()
222 if (s->wwn) { in ide_identify()
223 /* LE 16-bit words 111-108 contain 64-bit World Wide Name */ in ide_identify()
224 put_le16(p + 108, s->wwn >> 48); in ide_identify()
225 put_le16(p + 109, s->wwn >> 32); in ide_identify()
226 put_le16(p + 110, s->wwn >> 16); in ide_identify()
227 put_le16(p + 111, s->wwn); in ide_identify()
229 if (dev && dev->conf.discard_granularity) { in ide_identify()
230 put_le16(p + 169, 1); /* TRIM support */ in ide_identify()
233 put_le16(p + 217, dev->rotation_rate); /* Nominal media rotation rate */ in ide_identify()
237 s->identify_set = 1; in ide_identify()
240 memcpy(s->io_buffer, p, sizeof(s->identify_data)); in ide_identify()
245 uint16_t *p; in ide_atapi_identify() local
247 p = (uint16_t *)s->identify_data; in ide_atapi_identify()
248 if (s->identify_set) { in ide_atapi_identify()
251 memset(p, 0, sizeof(s->identify_data)); in ide_atapi_identify()
254 put_le16(p + 0, (2 << 14) | (5 << 8) | (1 << 7) | (2 << 5) | (0 << 0)); in ide_atapi_identify()
255 padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ in ide_atapi_identify()
256 put_le16(p + 20, 3); /* buffer type */ in ide_atapi_identify()
257 put_le16(p + 21, 512); /* cache size in sectors */ in ide_atapi_identify()
258 put_le16(p + 22, 4); /* ecc bytes */ in ide_atapi_identify()
259 padstr((char *)(p + 23), s->version, 8); /* firmware version */ in ide_atapi_identify()
260 padstr((char *)(p + 27), s->drive_model_str, 40); /* model */ in ide_atapi_identify()
261 put_le16(p + 48, 1); /* dword I/O (XXX: should not be set on CDROM) */ in ide_atapi_identify()
263 put_le16(p + 49, 1 << 9 | 1 << 8); /* DMA and LBA supported */ in ide_atapi_identify()
264 put_le16(p + 53, 7); /* words 64-70, 54-58, 88 valid */ in ide_atapi_identify()
265 put_le16(p + 62, 7); /* single word dma0-2 supported */ in ide_atapi_identify()
266 put_le16(p + 63, 7); /* mdma0-2 supported */ in ide_atapi_identify()
268 put_le16(p + 49, 1 << 9); /* LBA supported, no DMA */ in ide_atapi_identify()
269 put_le16(p + 53, 3); /* words 64-70, 54-58 valid */ in ide_atapi_identify()
270 put_le16(p + 63, 0x103); /* DMA modes XXX: may be incorrect */ in ide_atapi_identify()
272 put_le16(p + 64, 3); /* pio3-4 supported */ in ide_atapi_identify()
273 put_le16(p + 65, 0xb4); /* minimum DMA multiword tx cycle time */ in ide_atapi_identify()
274 put_le16(p + 66, 0xb4); /* recommended DMA multiword tx cycle time */ in ide_atapi_identify()
275 put_le16(p + 67, 0x12c); /* minimum PIO cycle time without flow control */ in ide_atapi_identify()
276 put_le16(p + 68, 0xb4); /* minimum PIO cycle time with IORDY flow control */ in ide_atapi_identify()
278 put_le16(p + 71, 30); /* in ns */ in ide_atapi_identify()
279 put_le16(p + 72, 30); /* in ns */ in ide_atapi_identify()
281 if (s->ncq_queues) { in ide_atapi_identify()
282 put_le16(p + 75, s->ncq_queues - 1); in ide_atapi_identify()
284 put_le16(p + 76, (1 << 8)); in ide_atapi_identify()
287 put_le16(p + 80, 0x1e); /* support up to ATA/ATAPI-4 */ in ide_atapi_identify()
288 if (s->wwn) { in ide_atapi_identify()
289 put_le16(p + 84, (1 << 8)); /* supports WWN for words 108-111 */ in ide_atapi_identify()
290 put_le16(p + 87, (1 << 8)); /* WWN enabled */ in ide_atapi_identify()
294 put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */ in ide_atapi_identify()
297 if (s->wwn) { in ide_atapi_identify()
298 /* LE 16-bit words 111-108 contain 64-bit World Wide Name */ in ide_atapi_identify()
299 put_le16(p + 108, s->wwn >> 48); in ide_atapi_identify()
300 put_le16(p + 109, s->wwn >> 32); in ide_atapi_identify()
301 put_le16(p + 110, s->wwn >> 16); in ide_atapi_identify()
302 put_le16(p + 111, s->wwn); in ide_atapi_identify()
305 s->identify_set = 1; in ide_atapi_identify()
308 memcpy(s->io_buffer, p, sizeof(s->identify_data)); in ide_atapi_identify()
313 uint16_t *p = (uint16_t *)s->identify_data; in ide_cfata_identify_size() local
314 put_le16(p + 7, s->nb_sectors >> 16); /* Sectors per card */ in ide_cfata_identify_size()
315 put_le16(p + 8, s->nb_sectors); /* Sectors per card */ in ide_cfata_identify_size()
316 put_le16(p + 60, s->nb_sectors); /* Total LBA sectors */ in ide_cfata_identify_size()
317 put_le16(p + 61, s->nb_sectors >> 16); /* Total LBA sectors */ in ide_cfata_identify_size()
322 uint16_t *p; in ide_cfata_identify() local
325 p = (uint16_t *)s->identify_data; in ide_cfata_identify()
326 if (s->identify_set) { in ide_cfata_identify()
329 memset(p, 0, sizeof(s->identify_data)); in ide_cfata_identify()
331 cur_sec = s->cylinders * s->heads * s->sectors; in ide_cfata_identify()
333 put_le16(p + 0, 0x848a); /* CF Storage Card signature */ in ide_cfata_identify()
334 put_le16(p + 1, s->cylinders); /* Default cylinders */ in ide_cfata_identify()
335 put_le16(p + 3, s->heads); /* Default heads */ in ide_cfata_identify()
336 put_le16(p + 6, s->sectors); /* Default sectors per track */ in ide_cfata_identify()
337 /* *(p + 7) := nb_sectors >> 16 -- see ide_cfata_identify_size */ in ide_cfata_identify()
338 /* *(p + 8) := nb_sectors -- see ide_cfata_identify_size */ in ide_cfata_identify()
339 padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ in ide_cfata_identify()
340 put_le16(p + 22, 0x0004); /* ECC bytes */ in ide_cfata_identify()
341 padstr((char *) (p + 23), s->version, 8); /* Firmware Revision */ in ide_cfata_identify()
342 padstr((char *) (p + 27), s->drive_model_str, 40);/* Model number */ in ide_cfata_identify()
344 put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS); in ide_cfata_identify()
346 put_le16(p + 47, 0x0000); in ide_cfata_identify()
348 put_le16(p + 49, 0x0f00); /* Capabilities */ in ide_cfata_identify()
349 put_le16(p + 51, 0x0002); /* PIO cycle timing mode */ in ide_cfata_identify()
350 put_le16(p + 52, 0x0001); /* DMA cycle timing mode */ in ide_cfata_identify()
351 put_le16(p + 53, 0x0003); /* Translation params valid */ in ide_cfata_identify()
352 put_le16(p + 54, s->cylinders); /* Current cylinders */ in ide_cfata_identify()
353 put_le16(p + 55, s->heads); /* Current heads */ in ide_cfata_identify()
354 put_le16(p + 56, s->sectors); /* Current sectors */ in ide_cfata_identify()
355 put_le16(p + 57, cur_sec); /* Current capacity */ in ide_cfata_identify()
356 put_le16(p + 58, cur_sec >> 16); /* Current capacity */ in ide_cfata_identify()
357 if (s->mult_sectors) /* Multiple sector setting */ in ide_cfata_identify()
358 put_le16(p + 59, 0x100 | s->mult_sectors); in ide_cfata_identify()
359 /* *(p + 60) := nb_sectors -- see ide_cfata_identify_size */ in ide_cfata_identify()
360 /* *(p + 61) := nb_sectors >> 16 -- see ide_cfata_identify_size */ in ide_cfata_identify()
361 put_le16(p + 63, 0x0203); /* Multiword DMA capability */ in ide_cfata_identify()
362 put_le16(p + 64, 0x0001); /* Flow Control PIO support */ in ide_cfata_identify()
363 put_le16(p + 65, 0x0096); /* Min. Multiword DMA cycle */ in ide_cfata_identify()
364 put_le16(p + 66, 0x0096); /* Rec. Multiword DMA cycle */ in ide_cfata_identify()
365 put_le16(p + 68, 0x00b4); /* Min. PIO cycle time */ in ide_cfata_identify()
366 put_le16(p + 82, 0x400c); /* Command Set supported */ in ide_cfata_identify()
367 put_le16(p + 83, 0x7068); /* Command Set supported */ in ide_cfata_identify()
368 put_le16(p + 84, 0x4000); /* Features supported */ in ide_cfata_identify()
369 put_le16(p + 85, 0x000c); /* Command Set enabled */ in ide_cfata_identify()
370 put_le16(p + 86, 0x7044); /* Command Set enabled */ in ide_cfata_identify()
371 put_le16(p + 87, 0x4000); /* Features enabled */ in ide_cfata_identify()
372 put_le16(p + 91, 0x4060); /* Current APM level */ in ide_cfata_identify()
373 put_le16(p + 129, 0x0002); /* Current features option */ in ide_cfata_identify()
374 put_le16(p + 130, 0x0005); /* Reassigned sectors */ in ide_cfata_identify()
375 put_le16(p + 131, 0x0001); /* Initial power mode */ in ide_cfata_identify()
376 put_le16(p + 132, 0x0000); /* User signature */ in ide_cfata_identify()
377 put_le16(p + 160, 0x8100); /* Power requirement */ in ide_cfata_identify()
378 put_le16(p + 161, 0x8001); /* CF command set */ in ide_cfata_identify()
381 s->identify_set = 1; in ide_cfata_identify()
384 memcpy(s->io_buffer, p, sizeof(s->identify_data)); in ide_cfata_identify()
389 s->select &= ~(ATA_DEV_HS); /* clear head */ in ide_set_signature()
391 s->nsector = 1; in ide_set_signature()
392 s->sector = 1; in ide_set_signature()
393 if (s->drive_kind == IDE_CD) { in ide_set_signature()
394 s->lcyl = 0x14; in ide_set_signature()
395 s->hcyl = 0xeb; in ide_set_signature()
396 } else if (s->blk) { in ide_set_signature()
397 s->lcyl = 0; in ide_set_signature()
398 s->hcyl = 0; in ide_set_signature()
400 s->lcyl = 0xff; in ide_set_signature()
401 s->hcyl = 0xff; in ide_set_signature()
410 blk_get_geometry(s->blk, &total_sectors); in ide_sect_range_ok()
411 if (sector > total_sectors || nb_sectors > total_sectors - sector) { in ide_sect_range_ok()
432 iocb->j = iocb->qiov->niov - 1; in trim_aio_cancel()
433 iocb->i = (iocb->qiov->iov[iocb->j].iov_len / 8) - 1; in trim_aio_cancel()
435 iocb->ret = -ECANCELED; in trim_aio_cancel()
437 if (iocb->aiocb) { in trim_aio_cancel()
438 blk_aio_cancel_async(iocb->aiocb); in trim_aio_cancel()
439 iocb->aiocb = NULL; in trim_aio_cancel()
451 BlockBackend *blk = iocb->s->blk; in ide_trim_bh_cb()
453 iocb->common.cb(iocb->common.opaque, iocb->ret); in ide_trim_bh_cb()
455 qemu_bh_delete(iocb->bh); in ide_trim_bh_cb()
456 iocb->bh = NULL; in ide_trim_bh_cb()
466 IDEState *s = iocb->s; in ide_issue_trim_cb()
468 if (iocb->i >= 0) { in ide_issue_trim_cb()
470 block_acct_done(blk_get_stats(s->blk), &s->acct); in ide_issue_trim_cb()
472 block_acct_failed(blk_get_stats(s->blk), &s->acct); in ide_issue_trim_cb()
477 while (iocb->j < iocb->qiov->niov) { in ide_issue_trim_cb()
478 int j = iocb->j; in ide_issue_trim_cb()
479 while (++iocb->i < iocb->qiov->iov[j].iov_len / 8) { in ide_issue_trim_cb()
480 int i = iocb->i; in ide_issue_trim_cb()
481 uint64_t *buffer = iocb->qiov->iov[j].iov_base; in ide_issue_trim_cb()
483 /* 6-byte LBA + 2-byte range per entry */ in ide_issue_trim_cb()
493 block_acct_invalid(blk_get_stats(s->blk), BLOCK_ACCT_UNMAP); in ide_issue_trim_cb()
494 iocb->ret = -EINVAL; in ide_issue_trim_cb()
498 block_acct_start(blk_get_stats(s->blk), &s->acct, in ide_issue_trim_cb()
502 iocb->aiocb = blk_aio_pdiscard(s->blk, in ide_issue_trim_cb()
509 iocb->j++; in ide_issue_trim_cb()
510 iocb->i = -1; in ide_issue_trim_cb()
513 iocb->ret = ret; in ide_issue_trim_cb()
517 iocb->aiocb = NULL; in ide_issue_trim_cb()
518 if (iocb->bh) { in ide_issue_trim_cb()
519 replay_bh_schedule_event(iocb->bh); in ide_issue_trim_cb()
528 IDEDevice *dev = s->unit ? s->bus->slave : s->bus->master; in ide_issue_trim()
532 blk_inc_in_flight(s->blk); in ide_issue_trim()
534 iocb = blk_aio_get(&trim_aiocb_info, s->blk, cb, cb_opaque); in ide_issue_trim()
535 iocb->s = s; in ide_issue_trim()
536 iocb->bh = qemu_bh_new_guarded(ide_trim_bh_cb, iocb, in ide_issue_trim()
537 &DEVICE(dev)->mem_reentrancy_guard); in ide_issue_trim()
538 iocb->ret = 0; in ide_issue_trim()
539 iocb->qiov = qiov; in ide_issue_trim()
540 iocb->i = -1; in ide_issue_trim()
541 iocb->j = 0; in ide_issue_trim()
543 return &iocb->common; in ide_issue_trim()
548 s->status = READY_STAT | ERR_STAT; in ide_abort_command()
549 s->error = ABRT_ERR; in ide_abort_command()
555 s->bus->retry_unit = s->unit; in ide_set_retry()
556 s->bus->retry_sector_num = ide_get_sector(s); in ide_set_retry()
557 s->bus->retry_nsector = s->nsector; in ide_set_retry()
562 s->bus->retry_unit = -1; in ide_clear_retry()
563 s->bus->retry_sector_num = 0; in ide_clear_retry()
564 s->bus->retry_nsector = 0; in ide_clear_retry()
571 s->data_ptr = buf; in ide_transfer_start_norecurse()
572 s->data_end = buf + size; in ide_transfer_start_norecurse()
574 if (!(s->status & ERR_STAT)) { in ide_transfer_start_norecurse()
575 s->status |= DRQ_STAT; in ide_transfer_start_norecurse()
577 if (!s->bus->dma->ops->pio_transfer) { in ide_transfer_start_norecurse()
578 s->end_transfer_func = end_transfer_func; in ide_transfer_start_norecurse()
581 s->bus->dma->ops->pio_transfer(s->bus->dma); in ide_transfer_start_norecurse()
595 if (s->bus->dma->ops->cmd_done) { in ide_cmd_done()
596 s->bus->dma->ops->cmd_done(s->bus->dma); in ide_cmd_done()
602 s->end_transfer_func = ide_transfer_stop; in ide_transfer_halt()
603 s->data_ptr = s->io_buffer; in ide_transfer_halt()
604 s->data_end = s->io_buffer; in ide_transfer_halt()
605 s->status &= ~DRQ_STAT; in ide_transfer_halt()
617 if (s->select & (ATA_DEV_LBA)) { in ide_get_sector()
618 if (s->lba48) { in ide_get_sector()
619 sector_num = ((int64_t)s->hob_hcyl << 40) | in ide_get_sector()
620 ((int64_t) s->hob_lcyl << 32) | in ide_get_sector()
621 ((int64_t) s->hob_sector << 24) | in ide_get_sector()
622 ((int64_t) s->hcyl << 16) | in ide_get_sector()
623 ((int64_t) s->lcyl << 8) | s->sector; in ide_get_sector()
626 sector_num = ((s->select & (ATA_DEV_LBA_MSB)) << 24) | in ide_get_sector()
627 (s->hcyl << 16) | (s->lcyl << 8) | s->sector; in ide_get_sector()
631 sector_num = ((s->hcyl << 8) | s->lcyl) * s->heads * s->sectors + in ide_get_sector()
632 (s->select & (ATA_DEV_HS)) * s->sectors + (s->sector - 1); in ide_get_sector()
641 if (s->select & (ATA_DEV_LBA)) { in ide_set_sector()
642 if (s->lba48) { in ide_set_sector()
643 s->sector = sector_num; in ide_set_sector()
644 s->lcyl = sector_num >> 8; in ide_set_sector()
645 s->hcyl = sector_num >> 16; in ide_set_sector()
646 s->hob_sector = sector_num >> 24; in ide_set_sector()
647 s->hob_lcyl = sector_num >> 32; in ide_set_sector()
648 s->hob_hcyl = sector_num >> 40; in ide_set_sector()
651 s->select = (s->select & ~(ATA_DEV_LBA_MSB)) | in ide_set_sector()
653 s->hcyl = (sector_num >> 16); in ide_set_sector()
654 s->lcyl = (sector_num >> 8); in ide_set_sector()
655 s->sector = (sector_num); in ide_set_sector()
659 cyl = sector_num / (s->heads * s->sectors); in ide_set_sector()
660 r = sector_num % (s->heads * s->sectors); in ide_set_sector()
661 s->hcyl = cyl >> 8; in ide_set_sector()
662 s->lcyl = cyl; in ide_set_sector()
663 s->select = (s->select & ~(ATA_DEV_HS)) | in ide_set_sector()
664 ((r / s->sectors) & (ATA_DEV_HS)); in ide_set_sector()
665 s->sector = (r % s->sectors) + 1; in ide_set_sector()
671 ide_bus_set_irq(s->bus); in ide_rw_error()
677 if (!req->orphaned) { in ide_buffered_readv_cb()
679 assert(req->qiov.size == req->original_qiov->size); in ide_buffered_readv_cb()
680 qemu_iovec_from_buf(req->original_qiov, 0, in ide_buffered_readv_cb()
681 req->qiov.local_iov.iov_base, in ide_buffered_readv_cb()
682 req->original_qiov->size); in ide_buffered_readv_cb()
684 req->original_cb(req->original_opaque, ret); in ide_buffered_readv_cb()
687 qemu_vfree(qemu_iovec_buf(&req->qiov)); in ide_buffered_readv_cb()
701 QLIST_FOREACH(req, &s->buffered_requests, list) { in ide_buffered_readv()
705 return blk_abort_aio_request(s->blk, cb, opaque, -EIO); in ide_buffered_readv()
709 req->original_qiov = iov; in ide_buffered_readv()
710 req->original_cb = cb; in ide_buffered_readv()
711 req->original_opaque = opaque; in ide_buffered_readv()
712 qemu_iovec_init_buf(&req->qiov, blk_blockalign(s->blk, iov->size), in ide_buffered_readv()
713 iov->size); in ide_buffered_readv()
715 aioreq = blk_aio_preadv(s->blk, sector_num << BDRV_SECTOR_BITS, in ide_buffered_readv()
716 &req->qiov, 0, ide_buffered_readv_cb, req); in ide_buffered_readv()
718 QLIST_INSERT_HEAD(&s->buffered_requests, req, list); in ide_buffered_readv()
735 QLIST_FOREACH(req, &s->buffered_requests, list) { in ide_cancel_dma_sync()
736 if (!req->orphaned) { in ide_cancel_dma_sync()
737 trace_ide_cancel_dma_sync_buffered(req->original_cb, req); in ide_cancel_dma_sync()
738 req->original_cb(req->original_opaque, -ECANCELED); in ide_cancel_dma_sync()
740 req->orphaned = true; in ide_cancel_dma_sync()
755 if (s->bus->dma->aiocb) { in ide_cancel_dma_sync()
757 blk_drain(s->blk); in ide_cancel_dma_sync()
758 assert(s->bus->dma->aiocb == NULL); in ide_cancel_dma_sync()
769 s->pio_aiocb = NULL; in ide_sector_read_cb()
770 s->status &= ~BUSY_STAT; in ide_sector_read_cb()
773 if (ide_handle_rw_error(s, -ret, IDE_RETRY_PIO | in ide_sector_read_cb()
779 block_acct_done(blk_get_stats(s->blk), &s->acct); in ide_sector_read_cb()
781 n = s->nsector; in ide_sector_read_cb()
782 if (n > s->req_nb_sectors) { in ide_sector_read_cb()
783 n = s->req_nb_sectors; in ide_sector_read_cb()
787 s->nsector -= n; in ide_sector_read_cb()
789 ide_transfer_start(s, s->io_buffer, n * BDRV_SECTOR_SIZE, ide_sector_read); in ide_sector_read_cb()
790 ide_bus_set_irq(s->bus); in ide_sector_read_cb()
798 s->status = READY_STAT | SEEK_STAT; in ide_sector_read()
799 s->error = 0; /* not needed by IDE spec, but needed by Windows */ in ide_sector_read()
801 n = s->nsector; in ide_sector_read()
808 s->status |= BUSY_STAT; in ide_sector_read()
810 if (n > s->req_nb_sectors) { in ide_sector_read()
811 n = s->req_nb_sectors; in ide_sector_read()
818 block_acct_invalid(blk_get_stats(s->blk), BLOCK_ACCT_READ); in ide_sector_read()
822 qemu_iovec_init_buf(&s->qiov, s->io_buffer, n * BDRV_SECTOR_SIZE); in ide_sector_read()
824 block_acct_start(blk_get_stats(s->blk), &s->acct, in ide_sector_read()
826 s->pio_aiocb = ide_buffered_readv(s, sector_num, &s->qiov, n, in ide_sector_read()
832 if (s->bus->dma->ops->commit_buf) { in dma_buf_commit()
833 s->bus->dma->ops->commit_buf(s->bus->dma, tx_bytes); in dma_buf_commit()
835 s->io_buffer_offset += tx_bytes; in dma_buf_commit()
836 qemu_sglist_destroy(&s->sg); in dma_buf_commit()
841 s->bus->dma->aiocb = NULL; in ide_set_inactive()
843 if (s->bus->dma->ops->set_inactive) { in ide_set_inactive()
844 s->bus->dma->ops->set_inactive(s->bus->dma, more); in ide_set_inactive()
854 ide_bus_set_irq(s->bus); in ide_dma_error()
860 BlockErrorAction action = blk_get_error_action(s->blk, is_read, error); in ide_handle_rw_error()
863 assert(s->bus->retry_unit == s->unit); in ide_handle_rw_error()
864 s->bus->error_status = op; in ide_handle_rw_error()
866 block_acct_failed(blk_get_stats(s->blk), &s->acct); in ide_handle_rw_error()
870 ide_atapi_io_error(s, -error); in ide_handle_rw_error()
875 blk_error_action(s->blk, action, is_read, error); in ide_handle_rw_error()
888 if (ret == -EINVAL) { in ide_dma_cb()
894 if (ide_handle_rw_error(s, -ret, ide_dma_cmd_to_retry(s->dma_cmd))) { in ide_dma_cb()
895 s->bus->dma->aiocb = NULL; in ide_dma_cb()
901 if (s->io_buffer_size > s->nsector * 512) { in ide_dma_cb()
906 n = s->nsector; in ide_dma_cb()
909 n = s->io_buffer_size >> 9; in ide_dma_cb()
914 assert(n * 512 == s->sg.size); in ide_dma_cb()
915 dma_buf_commit(s, s->sg.size); in ide_dma_cb()
918 s->nsector -= n; in ide_dma_cb()
922 if (s->nsector == 0) { in ide_dma_cb()
923 s->status = READY_STAT | SEEK_STAT; in ide_dma_cb()
924 ide_bus_set_irq(s->bus); in ide_dma_cb()
929 n = s->nsector; in ide_dma_cb()
930 s->io_buffer_index = 0; in ide_dma_cb()
931 s->io_buffer_size = n * 512; in ide_dma_cb()
932 prep_size = s->bus->dma->ops->prepare_buf(s->bus->dma, s->io_buffer_size); in ide_dma_cb()
938 * s->io_buffer_size stores the number of bytes described by the PRDs. in ide_dma_cb()
946 s->status = READY_STAT | SEEK_STAT; in ide_dma_cb()
951 trace_ide_dma_cb(s, sector_num, n, IDE_DMA_CMD_str(s->dma_cmd)); in ide_dma_cb()
953 if ((s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) && in ide_dma_cb()
956 block_acct_invalid(blk_get_stats(s->blk), s->acct.type); in ide_dma_cb()
961 switch (s->dma_cmd) { in ide_dma_cb()
963 s->bus->dma->aiocb = dma_blk_read(s->blk, &s->sg, offset, in ide_dma_cb()
967 s->bus->dma->aiocb = dma_blk_write(s->blk, &s->sg, offset, in ide_dma_cb()
971 s->bus->dma->aiocb = dma_blk_io(blk_get_aio_context(s->blk), in ide_dma_cb()
972 &s->sg, offset, BDRV_SECTOR_SIZE, in ide_dma_cb()
982 if (s->dma_cmd == IDE_DMA_READ || s->dma_cmd == IDE_DMA_WRITE) { in ide_dma_cb()
983 block_acct_done(blk_get_stats(s->blk), &s->acct); in ide_dma_cb()
990 s->status = READY_STAT | SEEK_STAT | DRQ_STAT; in ide_sector_start_dma()
991 s->io_buffer_size = 0; in ide_sector_start_dma()
992 s->dma_cmd = dma_cmd; in ide_sector_start_dma()
996 block_acct_start(blk_get_stats(s->blk), &s->acct, in ide_sector_start_dma()
997 s->nsector * BDRV_SECTOR_SIZE, BLOCK_ACCT_READ); in ide_sector_start_dma()
1000 block_acct_start(blk_get_stats(s->blk), &s->acct, in ide_sector_start_dma()
1001 s->nsector * BDRV_SECTOR_SIZE, BLOCK_ACCT_WRITE); in ide_sector_start_dma()
1012 s->io_buffer_index = 0; in ide_start_dma()
1014 if (s->bus->dma->ops->start_dma) { in ide_start_dma()
1015 s->bus->dma->ops->start_dma(s->bus->dma, s, cb); in ide_start_dma()
1024 ide_bus_set_irq(s->bus); in ide_sector_write_timer_cb()
1032 s->pio_aiocb = NULL; in ide_sector_write_cb()
1033 s->status &= ~BUSY_STAT; in ide_sector_write_cb()
1036 if (ide_handle_rw_error(s, -ret, IDE_RETRY_PIO)) { in ide_sector_write_cb()
1041 block_acct_done(blk_get_stats(s->blk), &s->acct); in ide_sector_write_cb()
1043 n = s->nsector; in ide_sector_write_cb()
1044 if (n > s->req_nb_sectors) { in ide_sector_write_cb()
1045 n = s->req_nb_sectors; in ide_sector_write_cb()
1047 s->nsector -= n; in ide_sector_write_cb()
1050 if (s->nsector == 0) { in ide_sector_write_cb()
1054 int n1 = s->nsector; in ide_sector_write_cb()
1055 if (n1 > s->req_nb_sectors) { in ide_sector_write_cb()
1056 n1 = s->req_nb_sectors; in ide_sector_write_cb()
1058 ide_transfer_start(s, s->io_buffer, n1 * BDRV_SECTOR_SIZE, in ide_sector_write_cb()
1062 if (s->win2k_install_hack && ((++s->irq_count % 16) == 0)) { in ide_sector_write_cb()
1069 timer_mod(s->sector_write_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + in ide_sector_write_cb()
1072 ide_bus_set_irq(s->bus); in ide_sector_write_cb()
1081 s->status = READY_STAT | SEEK_STAT | BUSY_STAT; in ide_sector_write()
1084 n = s->nsector; in ide_sector_write()
1085 if (n > s->req_nb_sectors) { in ide_sector_write()
1086 n = s->req_nb_sectors; in ide_sector_write()
1093 block_acct_invalid(blk_get_stats(s->blk), BLOCK_ACCT_WRITE); in ide_sector_write()
1097 qemu_iovec_init_buf(&s->qiov, s->io_buffer, n * BDRV_SECTOR_SIZE); in ide_sector_write()
1099 block_acct_start(blk_get_stats(s->blk), &s->acct, in ide_sector_write()
1101 s->pio_aiocb = blk_aio_pwritev(s->blk, sector_num << BDRV_SECTOR_BITS, in ide_sector_write()
1102 &s->qiov, 0, ide_sector_write_cb, s); in ide_sector_write()
1109 s->pio_aiocb = NULL; in ide_flush_cb()
1113 if (ide_handle_rw_error(s, -ret, IDE_RETRY_FLUSH)) { in ide_flush_cb()
1118 if (s->blk) { in ide_flush_cb()
1119 block_acct_done(blk_get_stats(s->blk), &s->acct); in ide_flush_cb()
1121 s->status = READY_STAT | SEEK_STAT; in ide_flush_cb()
1123 ide_bus_set_irq(s->bus); in ide_flush_cb()
1128 if (s->blk == NULL) { in ide_flush_cache()
1133 s->status |= BUSY_STAT; in ide_flush_cache()
1135 block_acct_start(blk_get_stats(s->blk), &s->acct, 0, BLOCK_ACCT_FLUSH); in ide_flush_cache()
1136 s->pio_aiocb = blk_aio_flush(s->blk, ide_flush_cb, s); in ide_flush_cache()
1141 uint16_t *p; in ide_cfata_metadata_inquiry() local
1144 p = (uint16_t *) s->io_buffer; in ide_cfata_metadata_inquiry()
1145 memset(p, 0, 0x200); in ide_cfata_metadata_inquiry()
1146 spd = ((s->mdata_size - 1) >> 9) + 1; in ide_cfata_metadata_inquiry()
1148 put_le16(p + 0, 0x0001); /* Data format revision */ in ide_cfata_metadata_inquiry()
1149 put_le16(p + 1, 0x0000); /* Media property: silicon */ in ide_cfata_metadata_inquiry()
1150 put_le16(p + 2, s->media_changed); /* Media status */ in ide_cfata_metadata_inquiry()
1151 put_le16(p + 3, s->mdata_size & 0xffff); /* Capacity in bytes (low) */ in ide_cfata_metadata_inquiry()
1152 put_le16(p + 4, s->mdata_size >> 16); /* Capacity in bytes (high) */ in ide_cfata_metadata_inquiry()
1153 put_le16(p + 5, spd & 0xffff); /* Sectors per device (low) */ in ide_cfata_metadata_inquiry()
1154 put_le16(p + 6, spd >> 16); /* Sectors per device (high) */ in ide_cfata_metadata_inquiry()
1159 uint16_t *p; in ide_cfata_metadata_read() local
1161 if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) { in ide_cfata_metadata_read()
1162 s->status = ERR_STAT; in ide_cfata_metadata_read()
1163 s->error = ABRT_ERR; in ide_cfata_metadata_read()
1167 p = (uint16_t *) s->io_buffer; in ide_cfata_metadata_read()
1168 memset(p, 0, 0x200); in ide_cfata_metadata_read()
1170 put_le16(p + 0, s->media_changed); /* Media status */ in ide_cfata_metadata_read()
1171 memcpy(p + 1, s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9), in ide_cfata_metadata_read()
1172 MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9), in ide_cfata_metadata_read()
1173 s->nsector << 9), 0x200 - 2)); in ide_cfata_metadata_read()
1178 if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) { in ide_cfata_metadata_write()
1179 s->status = ERR_STAT; in ide_cfata_metadata_write()
1180 s->error = ABRT_ERR; in ide_cfata_metadata_write()
1184 s->media_changed = 0; in ide_cfata_metadata_write()
1186 memcpy(s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9), in ide_cfata_metadata_write()
1187 s->io_buffer + 2, in ide_cfata_metadata_write()
1188 MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9), in ide_cfata_metadata_write()
1189 s->nsector << 9), 0x200 - 2)); in ide_cfata_metadata_write()
1198 s->tray_open = !load; in ide_cd_change_cb()
1199 blk_get_geometry(s->blk, &nb_sectors); in ide_cd_change_cb()
1200 s->nb_sectors = nb_sectors; in ide_cd_change_cb()
1209 s->cdrom_changed = 1; in ide_cd_change_cb()
1210 s->events.new_media = true; in ide_cd_change_cb()
1211 s->events.eject_request = false; in ide_cd_change_cb()
1212 ide_bus_set_irq(s->bus); in ide_cd_change_cb()
1219 s->events.eject_request = true; in ide_cd_eject_request_cb()
1221 s->tray_locked = false; in ide_cd_eject_request_cb()
1223 ide_bus_set_irq(s->bus); in ide_cd_eject_request_cb()
1228 s->lba48 = lba48; in ide_cmd_lba48_transform()
1232 * full sector count in ->nsector and ignore ->hob_nsector from now in ide_cmd_lba48_transform()
1234 if (!s->lba48) { in ide_cmd_lba48_transform()
1235 if (!s->nsector) in ide_cmd_lba48_transform()
1236 s->nsector = 256; in ide_cmd_lba48_transform()
1238 if (!s->nsector && !s->hob_nsector) in ide_cmd_lba48_transform()
1239 s->nsector = 65536; in ide_cmd_lba48_transform()
1241 int lo = s->nsector; in ide_cmd_lba48_transform()
1242 int hi = s->hob_nsector; in ide_cmd_lba48_transform()
1244 s->nsector = (hi << 8) | lo; in ide_cmd_lba48_transform()
1252 bus->cmd &= ~(IDE_CTRL_HOB); in ide_clear_hob()
1288 if (reg_num != 7 && (s->status & (BUSY_STAT|DRQ_STAT))) { in ide_ioport_write()
1300 bus->ifs[0].hob_feature = bus->ifs[0].feature; in ide_ioport_write()
1301 bus->ifs[1].hob_feature = bus->ifs[1].feature; in ide_ioport_write()
1302 bus->ifs[0].feature = val; in ide_ioport_write()
1303 bus->ifs[1].feature = val; in ide_ioport_write()
1307 bus->ifs[0].hob_nsector = bus->ifs[0].nsector; in ide_ioport_write()
1308 bus->ifs[1].hob_nsector = bus->ifs[1].nsector; in ide_ioport_write()
1309 bus->ifs[0].nsector = val; in ide_ioport_write()
1310 bus->ifs[1].nsector = val; in ide_ioport_write()
1314 bus->ifs[0].hob_sector = bus->ifs[0].sector; in ide_ioport_write()
1315 bus->ifs[1].hob_sector = bus->ifs[1].sector; in ide_ioport_write()
1316 bus->ifs[0].sector = val; in ide_ioport_write()
1317 bus->ifs[1].sector = val; in ide_ioport_write()
1321 bus->ifs[0].hob_lcyl = bus->ifs[0].lcyl; in ide_ioport_write()
1322 bus->ifs[1].hob_lcyl = bus->ifs[1].lcyl; in ide_ioport_write()
1323 bus->ifs[0].lcyl = val; in ide_ioport_write()
1324 bus->ifs[1].lcyl = val; in ide_ioport_write()
1328 bus->ifs[0].hob_hcyl = bus->ifs[0].hcyl; in ide_ioport_write()
1329 bus->ifs[1].hob_hcyl = bus->ifs[1].hcyl; in ide_ioport_write()
1330 bus->ifs[0].hcyl = val; in ide_ioport_write()
1331 bus->ifs[1].hcyl = val; in ide_ioport_write()
1335 bus->ifs[0].select = val | (ATA_DEV_ALWAYS_ON); in ide_ioport_write()
1336 bus->ifs[1].select = val | (ATA_DEV_ALWAYS_ON); in ide_ioport_write()
1338 bus->unit = (val & (ATA_DEV_SELECT)) ? 1 : 0; in ide_ioport_write()
1343 qemu_irq_lower(bus->irq); in ide_ioport_write()
1353 if (s->pio_aiocb) { in ide_reset()
1354 blk_aio_cancel(s->pio_aiocb); in ide_reset()
1355 s->pio_aiocb = NULL; in ide_reset()
1358 if (s->reset_reverts) { in ide_reset()
1359 s->reset_reverts = false; in ide_reset()
1360 s->heads = s->drive_heads; in ide_reset()
1361 s->sectors = s->drive_sectors; in ide_reset()
1363 if (s->drive_kind == IDE_CFATA) in ide_reset()
1364 s->mult_sectors = 0; in ide_reset()
1366 s->mult_sectors = MAX_MULT_SECTORS; in ide_reset()
1368 s->feature = 0; in ide_reset()
1369 s->error = 0; in ide_reset()
1370 s->nsector = 0; in ide_reset()
1371 s->sector = 0; in ide_reset()
1372 s->lcyl = 0; in ide_reset()
1373 s->hcyl = 0; in ide_reset()
1376 s->hob_feature = 0; in ide_reset()
1377 s->hob_sector = 0; in ide_reset()
1378 s->hob_nsector = 0; in ide_reset()
1379 s->hob_lcyl = 0; in ide_reset()
1380 s->hob_hcyl = 0; in ide_reset()
1382 s->select = (ATA_DEV_ALWAYS_ON); in ide_reset()
1383 s->status = READY_STAT | SEEK_STAT; in ide_reset()
1385 s->lba48 = 0; in ide_reset()
1388 s->sense_key = 0; in ide_reset()
1389 s->asc = 0; in ide_reset()
1390 s->cdrom_changed = 0; in ide_reset()
1391 s->packet_transfer_size = 0; in ide_reset()
1392 s->elementary_transfer_size = 0; in ide_reset()
1393 s->io_buffer_index = 0; in ide_reset()
1394 s->cd_sector_size = 0; in ide_reset()
1395 s->atapi_dma = 0; in ide_reset()
1396 s->tray_locked = 0; in ide_reset()
1397 s->tray_open = 0; in ide_reset()
1399 s->io_buffer_size = 0; in ide_reset()
1400 s->req_nb_sectors = 0; in ide_reset()
1405 s->end_transfer_func = ide_dummy_transfer_stop; in ide_reset()
1407 s->media_changed = 0; in ide_reset()
1424 /* RESET: ATA8-ACS3 7.10.4 "Normal Outputs"; in cmd_device_reset()
1425 * ATA8-ACS3 Table 184 "Device Signatures for Normal Output" */ in cmd_device_reset()
1426 s->status = 0x00; in cmd_device_reset()
1434 switch (s->feature) { in cmd_data_set_management()
1436 if (s->blk) { in cmd_data_set_management()
1449 if (s->blk && s->drive_kind != IDE_CD) { in cmd_identify()
1450 if (s->drive_kind != IDE_CFATA) { in cmd_identify()
1455 s->status = READY_STAT | SEEK_STAT; in cmd_identify()
1456 ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop); in cmd_identify()
1457 ide_bus_set_irq(s->bus); in cmd_identify()
1460 if (s->drive_kind == IDE_CD) { in cmd_identify()
1481 if (s->drive_kind == IDE_CFATA && s->nsector == 0) { in cmd_set_multiple_mode()
1483 s->mult_sectors = 0; in cmd_set_multiple_mode()
1484 } else if ((s->nsector & 0xff) != 0 && in cmd_set_multiple_mode()
1485 ((s->nsector & 0xff) > MAX_MULT_SECTORS || in cmd_set_multiple_mode()
1486 (s->nsector & (s->nsector - 1)) != 0)) { in cmd_set_multiple_mode()
1489 s->mult_sectors = s->nsector & 0xff; in cmd_set_multiple_mode()
1499 if (!s->blk || !s->mult_sectors) { in cmd_read_multiple()
1505 s->req_nb_sectors = s->mult_sectors; in cmd_read_multiple()
1515 if (!s->blk || !s->mult_sectors) { in cmd_write_multiple()
1522 s->req_nb_sectors = s->mult_sectors; in cmd_write_multiple()
1523 n = MIN(s->nsector, s->req_nb_sectors); in cmd_write_multiple()
1525 s->status = SEEK_STAT | READY_STAT; in cmd_write_multiple()
1526 ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_write); in cmd_write_multiple()
1528 s->media_changed = 1; in cmd_write_multiple()
1537 if (s->drive_kind == IDE_CD) { in cmd_read_pio()
1543 if (!s->blk) { in cmd_read_pio()
1549 s->req_nb_sectors = 1; in cmd_read_pio()
1559 if (!s->blk) { in cmd_write_pio()
1566 s->req_nb_sectors = 1; in cmd_write_pio()
1567 s->status = SEEK_STAT | READY_STAT; in cmd_write_pio()
1568 ide_transfer_start(s, s->io_buffer, 512, ide_sector_write); in cmd_write_pio()
1570 s->media_changed = 1; in cmd_write_pio()
1579 if (!s->blk) { in cmd_read_dma()
1594 if (!s->blk) { in cmd_write_dma()
1602 s->media_changed = 1; in cmd_write_dma()
1624 if (s->nb_sectors == 0) { in cmd_read_native_max()
1632 const int aheads = s->heads; in cmd_read_native_max()
1633 const int asectors = s->sectors; in cmd_read_native_max()
1635 s->heads = s->drive_heads; in cmd_read_native_max()
1636 s->sectors = s->drive_sectors; in cmd_read_native_max()
1639 ide_set_sector(s, s->nb_sectors - 1); in cmd_read_native_max()
1641 s->heads = aheads; in cmd_read_native_max()
1642 s->sectors = asectors; in cmd_read_native_max()
1650 s->nsector = 0xff; /* device active or idle */ in cmd_check_power_mode()
1657 if (s->blk && s->drive_kind != IDE_CD) { in cmd_specify()
1658 s->heads = (s->select & (ATA_DEV_HS)) + 1; in cmd_specify()
1659 s->sectors = s->nsector; in cmd_specify()
1660 ide_bus_set_irq(s->bus); in cmd_specify()
1672 if (!s->blk) { in cmd_set_features()
1678 switch (s->feature) { in cmd_set_features()
1679 case 0x01: /* 8-bit I/O enable (CompactFlash) */ in cmd_set_features()
1680 case 0x81: /* 8-bit I/O disable (CompactFlash) */ in cmd_set_features()
1681 if (s->drive_kind != IDE_CFATA) { in cmd_set_features()
1684 s->io8 = !(s->feature & 0x80); in cmd_set_features()
1687 blk_set_enable_write_cache(s->blk, true); in cmd_set_features()
1688 identify_data = (uint16_t *)s->identify_data; in cmd_set_features()
1692 blk_set_enable_write_cache(s->blk, false); in cmd_set_features()
1693 identify_data = (uint16_t *)s->identify_data; in cmd_set_features()
1697 case 0xcc: /* reverting to power-on defaults enable */ in cmd_set_features()
1698 s->reset_reverts = true; in cmd_set_features()
1700 case 0x66: /* reverting to power-on defaults disable */ in cmd_set_features()
1701 s->reset_reverts = false; in cmd_set_features()
1703 case 0xaa: /* read look-ahead enable */ in cmd_set_features()
1704 case 0x55: /* read look-ahead disable */ in cmd_set_features()
1716 uint8_t val = s->nsector & 0x07; in cmd_set_features()
1717 identify_data = (uint16_t *)s->identify_data; in cmd_set_features()
1719 switch (s->nsector >> 3) { in cmd_set_features()
1736 case 0x08: /* udma mode */ in cmd_set_features()
1759 s->status = READY_STAT | SEEK_STAT; in cmd_identify_packet()
1760 ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop); in cmd_identify_packet()
1761 ide_bus_set_irq(s->bus); in cmd_identify_packet()
1772 s->select = (ATA_DEV_ALWAYS_ON); in cmd_exec_dev_diagnostic()
1775 if (s->drive_kind == IDE_CD) { in cmd_exec_dev_diagnostic()
1776 s->status = 0; /* ATAPI spec (v6) section 9.10 defines packet in cmd_exec_dev_diagnostic()
1779 s->error = 0x01; in cmd_exec_dev_diagnostic()
1781 s->status = READY_STAT | SEEK_STAT; in cmd_exec_dev_diagnostic()
1785 s->error = 0x01; in cmd_exec_dev_diagnostic()
1786 ide_bus_set_irq(s->bus); in cmd_exec_dev_diagnostic()
1795 if (s->feature & 0x02) { in cmd_packet()
1800 s->status = READY_STAT | SEEK_STAT; in cmd_packet()
1801 s->atapi_dma = s->feature & 1; in cmd_packet()
1802 if (s->atapi_dma) { in cmd_packet()
1803 s->dma_cmd = IDE_DMA_ATAPI; in cmd_packet()
1805 s->nsector = 1; in cmd_packet()
1806 ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE, in cmd_packet()
1812 /*** CF-ATA commands ***/
1816 s->error = 0x09; /* miscellaneous error */ in cmd_cfa_req_ext_error_code()
1817 s->status = READY_STAT | SEEK_STAT; in cmd_cfa_req_ext_error_code()
1818 ide_bus_set_irq(s->bus); in cmd_cfa_req_ext_error_code()
1829 s->nsector = 0; in cmd_cfa_erase_sectors()
1833 s->media_changed = 1; in cmd_cfa_erase_sectors()
1841 s->status = READY_STAT | SEEK_STAT; in cmd_cfa_translate_sector()
1843 memset(s->io_buffer, 0, 0x200); in cmd_cfa_translate_sector()
1844 s->io_buffer[0x00] = s->hcyl; /* Cyl MSB */ in cmd_cfa_translate_sector()
1845 s->io_buffer[0x01] = s->lcyl; /* Cyl LSB */ in cmd_cfa_translate_sector()
1846 s->io_buffer[0x02] = s->select; /* Head */ in cmd_cfa_translate_sector()
1847 s->io_buffer[0x03] = s->sector; /* Sector */ in cmd_cfa_translate_sector()
1848 s->io_buffer[0x04] = ide_get_sector(s) >> 16; /* LBA MSB */ in cmd_cfa_translate_sector()
1849 s->io_buffer[0x05] = ide_get_sector(s) >> 8; /* LBA */ in cmd_cfa_translate_sector()
1850 s->io_buffer[0x06] = ide_get_sector(s) >> 0; /* LBA LSB */ in cmd_cfa_translate_sector()
1851 s->io_buffer[0x13] = 0x00; /* Erase flag */ in cmd_cfa_translate_sector()
1852 s->io_buffer[0x18] = 0x00; /* Hot count */ in cmd_cfa_translate_sector()
1853 s->io_buffer[0x19] = 0x00; /* Hot count */ in cmd_cfa_translate_sector()
1854 s->io_buffer[0x1a] = 0x01; /* Hot count */ in cmd_cfa_translate_sector()
1856 ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop); in cmd_cfa_translate_sector()
1857 ide_bus_set_irq(s->bus); in cmd_cfa_translate_sector()
1864 switch (s->feature) { in cmd_cfa_access_metadata_storage()
1879 ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop); in cmd_cfa_access_metadata_storage()
1880 s->status = 0x00; /* NOTE: READY is _not_ set */ in cmd_cfa_access_metadata_storage()
1881 ide_bus_set_irq(s->bus); in cmd_cfa_access_metadata_storage()
1888 switch (s->feature) { in cmd_ibm_sense_condition()
1890 s->nsector = 0x50; /* +20 C */ in cmd_ibm_sense_condition()
1907 if (s->hcyl != 0xc2 || s->lcyl != 0x4f) { in cmd_smart()
1911 if (!s->smart_enabled && s->feature != SMART_ENABLE) { in cmd_smart()
1915 switch (s->feature) { in cmd_smart()
1917 s->smart_enabled = 0; in cmd_smart()
1921 s->smart_enabled = 1; in cmd_smart()
1925 switch (s->sector) { in cmd_smart()
1927 s->smart_autosave = 0; in cmd_smart()
1930 s->smart_autosave = 1; in cmd_smart()
1938 if (!s->smart_errors) { in cmd_smart()
1939 s->hcyl = 0xc2; in cmd_smart()
1940 s->lcyl = 0x4f; in cmd_smart()
1942 s->hcyl = 0x2c; in cmd_smart()
1943 s->lcyl = 0xf4; in cmd_smart()
1948 memset(s->io_buffer, 0, 0x200); in cmd_smart()
1949 s->io_buffer[0] = 0x01; /* smart struct version */ in cmd_smart()
1952 s->io_buffer[2 + 0 + (n * 12)] = smart_attributes[n][0]; in cmd_smart()
1953 s->io_buffer[2 + 1 + (n * 12)] = smart_attributes[n][11]; in cmd_smart()
1958 s->io_buffer[511] += s->io_buffer[n]; in cmd_smart()
1960 s->io_buffer[511] = 0x100 - s->io_buffer[511]; in cmd_smart()
1962 s->status = READY_STAT | SEEK_STAT; in cmd_smart()
1963 ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop); in cmd_smart()
1964 ide_bus_set_irq(s->bus); in cmd_smart()
1968 memset(s->io_buffer, 0, 0x200); in cmd_smart()
1969 s->io_buffer[0] = 0x01; /* smart struct version */ in cmd_smart()
1974 s->io_buffer[2 + i + (n * 12)] = smart_attributes[n][i]; in cmd_smart()
1978 s->io_buffer[362] = 0x02 | (s->smart_autosave ? 0x80 : 0x00); in cmd_smart()
1979 if (s->smart_selftest_count == 0) { in cmd_smart()
1980 s->io_buffer[363] = 0; in cmd_smart()
1982 s->io_buffer[363] = in cmd_smart()
1983 s->smart_selftest_data[3 + in cmd_smart()
1984 (s->smart_selftest_count - 1) * in cmd_smart()
1987 s->io_buffer[364] = 0x20; in cmd_smart()
1988 s->io_buffer[365] = 0x01; in cmd_smart()
1989 /* offline data collection capacity: execute + self-test*/ in cmd_smart()
1990 s->io_buffer[367] = (1 << 4 | 1 << 3 | 1); in cmd_smart()
1991 s->io_buffer[368] = 0x03; /* smart capability (1) */ in cmd_smart()
1992 s->io_buffer[369] = 0x00; /* smart capability (2) */ in cmd_smart()
1993 s->io_buffer[370] = 0x01; /* error logging supported */ in cmd_smart()
1994 s->io_buffer[372] = 0x02; /* minutes for poll short test */ in cmd_smart()
1995 s->io_buffer[373] = 0x36; /* minutes for poll ext test */ in cmd_smart()
1996 s->io_buffer[374] = 0x01; /* minutes for poll conveyance */ in cmd_smart()
1999 s->io_buffer[511] += s->io_buffer[n]; in cmd_smart()
2001 s->io_buffer[511] = 0x100 - s->io_buffer[511]; in cmd_smart()
2003 s->status = READY_STAT | SEEK_STAT; in cmd_smart()
2004 ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop); in cmd_smart()
2005 ide_bus_set_irq(s->bus); in cmd_smart()
2009 switch (s->sector) { in cmd_smart()
2011 memset(s->io_buffer, 0, 0x200); in cmd_smart()
2012 s->io_buffer[0] = 0x01; in cmd_smart()
2013 s->io_buffer[1] = 0x00; /* no error entries */ in cmd_smart()
2014 s->io_buffer[452] = s->smart_errors & 0xff; in cmd_smart()
2015 s->io_buffer[453] = (s->smart_errors & 0xff00) >> 8; in cmd_smart()
2018 s->io_buffer[511] += s->io_buffer[n]; in cmd_smart()
2020 s->io_buffer[511] = 0x100 - s->io_buffer[511]; in cmd_smart()
2023 memset(s->io_buffer, 0, 0x200); in cmd_smart()
2024 s->io_buffer[0] = 0x01; in cmd_smart()
2025 if (s->smart_selftest_count == 0) { in cmd_smart()
2026 s->io_buffer[508] = 0; in cmd_smart()
2028 s->io_buffer[508] = s->smart_selftest_count; in cmd_smart()
2030 s->io_buffer[n] = s->smart_selftest_data[n]; in cmd_smart()
2035 s->io_buffer[511] += s->io_buffer[n]; in cmd_smart()
2037 s->io_buffer[511] = 0x100 - s->io_buffer[511]; in cmd_smart()
2042 s->status = READY_STAT | SEEK_STAT; in cmd_smart()
2043 ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop); in cmd_smart()
2044 ide_bus_set_irq(s->bus); in cmd_smart()
2048 switch (s->sector) { in cmd_smart()
2049 case 0: /* off-line routine */ in cmd_smart()
2052 s->smart_selftest_count++; in cmd_smart()
2053 if (s->smart_selftest_count > 21) { in cmd_smart()
2054 s->smart_selftest_count = 1; in cmd_smart()
2056 n = 2 + (s->smart_selftest_count - 1) * 24; in cmd_smart()
2057 s->smart_selftest_data[n] = s->sector; in cmd_smart()
2058 s->smart_selftest_data[n + 1] = 0x00; /* OK and finished */ in cmd_smart()
2059 s->smart_selftest_data[n + 2] = 0x34; /* hour count lsb */ in cmd_smart()
2060 s->smart_selftest_data[n + 3] = 0x12; /* hour count msb */ in cmd_smart()
2082 /* See ACS-2 T13/2015-D Table B.2 Command codes */
2150 && (ide_cmd_table[cmd].flags & (1u << s->drive_kind)); in ide_cmd_permitted()
2162 if (s != bus->ifs && !s->blk) { in ide_bus_exec_cmd()
2168 if (s->status & (BUSY_STAT|DRQ_STAT)) { in ide_bus_exec_cmd()
2169 if (val != WIN_DEVICE_RESET || s->drive_kind != IDE_CD) { in ide_bus_exec_cmd()
2176 ide_bus_set_irq(s->bus); in ide_bus_exec_cmd()
2180 s->status = READY_STAT | BUSY_STAT; in ide_bus_exec_cmd()
2181 s->error = 0; in ide_bus_exec_cmd()
2182 s->io_buffer_offset = 0; in ide_bus_exec_cmd()
2186 s->status &= ~BUSY_STAT; in ide_bus_exec_cmd()
2187 assert(!!s->error == !!(s->status & ERR_STAT)); in ide_bus_exec_cmd()
2189 if ((ide_cmd_table[val].flags & SET_DSC) && !s->error) { in ide_bus_exec_cmd()
2190 s->status |= SEEK_STAT; in ide_bus_exec_cmd()
2194 ide_bus_set_irq(s->bus); in ide_bus_exec_cmd()
2230 hob = bus->cmd & (IDE_CTRL_HOB); in ide_ioport_read()
2234 * The pre-GRUB Solaris x86 bootloader relies upon inb in ide_ioport_read()
2240 if ((!bus->ifs[0].blk && !bus->ifs[1].blk) || in ide_ioport_read()
2241 (s != bus->ifs && !s->blk)) { in ide_ioport_read()
2244 ret = s->error; in ide_ioport_read()
2246 ret = s->hob_feature; in ide_ioport_read()
2250 if (!bus->ifs[0].blk && !bus->ifs[1].blk) { in ide_ioport_read()
2253 ret = s->nsector & 0xff; in ide_ioport_read()
2255 ret = s->hob_nsector; in ide_ioport_read()
2259 if (!bus->ifs[0].blk && !bus->ifs[1].blk) { in ide_ioport_read()
2262 ret = s->sector; in ide_ioport_read()
2264 ret = s->hob_sector; in ide_ioport_read()
2268 if (!bus->ifs[0].blk && !bus->ifs[1].blk) { in ide_ioport_read()
2271 ret = s->lcyl; in ide_ioport_read()
2273 ret = s->hob_lcyl; in ide_ioport_read()
2277 if (!bus->ifs[0].blk && !bus->ifs[1].blk) { in ide_ioport_read()
2280 ret = s->hcyl; in ide_ioport_read()
2282 ret = s->hob_hcyl; in ide_ioport_read()
2286 if (!bus->ifs[0].blk && !bus->ifs[1].blk) { in ide_ioport_read()
2289 ret = s->select; in ide_ioport_read()
2294 if ((!bus->ifs[0].blk && !bus->ifs[1].blk) || in ide_ioport_read()
2295 (s != bus->ifs && !s->blk)) { in ide_ioport_read()
2298 ret = s->status; in ide_ioport_read()
2300 qemu_irq_lower(bus->irq); in ide_ioport_read()
2314 if ((!bus->ifs[0].blk && !bus->ifs[1].blk) || in ide_status_read()
2315 (s != bus->ifs && !s->blk)) { in ide_status_read()
2318 ret = s->status; in ide_status_read()
2327 s->status |= BUSY_STAT; in ide_perform_srst()
2332 /* Cancel DMA -- may drain block device and invoke callbacks */ in ide_perform_srst()
2349 s = &bus->ifs[i]; in ide_bus_perform_srst()
2353 bus->cmd &= ~IDE_CTRL_RESET; in ide_bus_perform_srst()
2366 if (!(bus->cmd & IDE_CTRL_RESET) && (val & IDE_CTRL_RESET)) { in ide_ctrl_write()
2368 s = &bus->ifs[i]; in ide_ctrl_write()
2369 s->status |= BUSY_STAT; in ide_ctrl_write()
2375 bus->cmd = val; in ide_ctrl_write()
2384 if (s->end_transfer_func == ide_sector_write || in ide_is_pio_out()
2385 s->end_transfer_func == ide_atapi_cmd) { in ide_is_pio_out()
2387 } else if (s->end_transfer_func == ide_sector_read || in ide_is_pio_out()
2388 s->end_transfer_func == ide_transfer_stop || in ide_is_pio_out()
2389 s->end_transfer_func == ide_atapi_cmd_reply_end || in ide_is_pio_out()
2390 s->end_transfer_func == ide_dummy_transfer_stop) { in ide_is_pio_out()
2401 uint8_t *p; in ide_data_writew() local
2407 if (!(s->status & DRQ_STAT) || ide_is_pio_out(s)) { in ide_data_writew()
2411 p = s->data_ptr; in ide_data_writew()
2412 if (s->io8) { in ide_data_writew()
2413 if (p + 1 > s->data_end) { in ide_data_writew()
2417 *p++ = val; in ide_data_writew()
2419 if (p + 2 > s->data_end) { in ide_data_writew()
2423 *(uint16_t *)p = le16_to_cpu(val); in ide_data_writew()
2424 p += 2; in ide_data_writew()
2426 s->data_ptr = p; in ide_data_writew()
2427 if (p >= s->data_end) { in ide_data_writew()
2428 s->status &= ~DRQ_STAT; in ide_data_writew()
2429 s->end_transfer_func(s); in ide_data_writew()
2437 uint8_t *p; in ide_data_readw() local
2442 if (!(s->status & DRQ_STAT) || !ide_is_pio_out(s)) { in ide_data_readw()
2446 p = s->data_ptr; in ide_data_readw()
2447 if (s->io8) { in ide_data_readw()
2448 if (p + 1 > s->data_end) { in ide_data_readw()
2452 ret = *p++; in ide_data_readw()
2454 if (p + 2 > s->data_end) { in ide_data_readw()
2458 ret = cpu_to_le16(*(uint16_t *)p); in ide_data_readw()
2459 p += 2; in ide_data_readw()
2461 s->data_ptr = p; in ide_data_readw()
2462 if (p >= s->data_end) { in ide_data_readw()
2463 s->status &= ~DRQ_STAT; in ide_data_readw()
2464 s->end_transfer_func(s); in ide_data_readw()
2475 uint8_t *p; in ide_data_writel() local
2481 if (!(s->status & DRQ_STAT) || ide_is_pio_out(s)) { in ide_data_writel()
2485 p = s->data_ptr; in ide_data_writel()
2486 if (p + 4 > s->data_end) { in ide_data_writel()
2490 *(uint32_t *)p = le32_to_cpu(val); in ide_data_writel()
2491 p += 4; in ide_data_writel()
2492 s->data_ptr = p; in ide_data_writel()
2493 if (p >= s->data_end) { in ide_data_writel()
2494 s->status &= ~DRQ_STAT; in ide_data_writel()
2495 s->end_transfer_func(s); in ide_data_writel()
2503 uint8_t *p; in ide_data_readl() local
2508 if (!(s->status & DRQ_STAT) || !ide_is_pio_out(s)) { in ide_data_readl()
2513 p = s->data_ptr; in ide_data_readl()
2514 if (p + 4 > s->data_end) { in ide_data_readl()
2518 ret = cpu_to_le32(*(uint32_t *)p); in ide_data_readl()
2519 p += 4; in ide_data_readl()
2520 s->data_ptr = p; in ide_data_readl()
2521 if (p >= s->data_end) { in ide_data_readl()
2522 s->status &= ~DRQ_STAT; in ide_data_readl()
2523 s->end_transfer_func(s); in ide_data_readl()
2533 s->data_ptr = s->io_buffer; in ide_dummy_transfer_stop()
2534 s->data_end = s->io_buffer; in ide_dummy_transfer_stop()
2535 s->io_buffer[0] = 0xff; in ide_dummy_transfer_stop()
2536 s->io_buffer[1] = 0xff; in ide_dummy_transfer_stop()
2537 s->io_buffer[2] = 0xff; in ide_dummy_transfer_stop()
2538 s->io_buffer[3] = 0xff; in ide_dummy_transfer_stop()
2543 /* pending async DMA - needs the IDEState before it is reset */ in ide_bus_reset()
2544 if (bus->dma->aiocb) { in ide_bus_reset()
2546 blk_aio_cancel(bus->dma->aiocb); in ide_bus_reset()
2547 bus->dma->aiocb = NULL; in ide_bus_reset()
2550 bus->unit = 0; in ide_bus_reset()
2551 bus->cmd = 0; in ide_bus_reset()
2552 ide_reset(&bus->ifs[0]); in ide_bus_reset()
2553 ide_reset(&bus->ifs[1]); in ide_bus_reset()
2557 if (bus->dma->ops->reset) { in ide_bus_reset()
2558 bus->dma->ops->reset(bus->dma); in ide_bus_reset()
2564 return ((IDEState *)opaque)->tray_open; in ide_cd_is_tray_open()
2569 return ((IDEState *)opaque)->tray_locked; in ide_cd_is_medium_locked()
2577 if (!s->identify_set) { in ide_resize_cb()
2581 blk_get_geometry(s->blk, &nb_sectors); in ide_resize_cb()
2582 s->nb_sectors = nb_sectors; in ide_resize_cb()
2585 if (s->drive_kind == IDE_CFATA) { in ide_resize_cb()
2589 assert(s->drive_kind != IDE_CD); in ide_resize_cb()
2609 s->blk = dev->conf.blk; in ide_init_drive()
2610 s->drive_kind = kind; in ide_init_drive()
2612 blk_get_geometry(s->blk, &nb_sectors); in ide_init_drive()
2613 s->win2k_install_hack = dev->win2k_install_hack; in ide_init_drive()
2614 s->cylinders = dev->conf.cyls; in ide_init_drive()
2615 s->heads = s->drive_heads = dev->conf.heads; in ide_init_drive()
2616 s->sectors = s->drive_sectors = dev->conf.secs; in ide_init_drive()
2617 s->chs_trans = dev->chs_trans; in ide_init_drive()
2618 s->nb_sectors = nb_sectors; in ide_init_drive()
2619 s->wwn = dev->wwn; in ide_init_drive()
2622 s->smart_enabled = 1; in ide_init_drive()
2623 s->smart_autosave = 1; in ide_init_drive()
2624 s->smart_errors = 0; in ide_init_drive()
2625 s->smart_selftest_count = 0; in ide_init_drive()
2627 blk_set_dev_ops(s->blk, &ide_cd_block_ops, s); in ide_init_drive()
2629 if (!blk_is_inserted(s->blk)) { in ide_init_drive()
2631 return -1; in ide_init_drive()
2633 if (!blk_is_writable(s->blk)) { in ide_init_drive()
2634 error_setg(errp, "Can't use a read-only drive"); in ide_init_drive()
2635 return -1; in ide_init_drive()
2637 blk_set_dev_ops(s->blk, &ide_hd_block_ops, s); in ide_init_drive()
2639 if (dev->serial) { in ide_init_drive()
2640 pstrcpy(s->drive_serial_str, sizeof(s->drive_serial_str), dev->serial); in ide_init_drive()
2642 snprintf(s->drive_serial_str, sizeof(s->drive_serial_str), in ide_init_drive()
2643 "QM%05d", s->drive_serial); in ide_init_drive()
2645 if (dev->model) { in ide_init_drive()
2646 pstrcpy(s->drive_model_str, sizeof(s->drive_model_str), dev->model); in ide_init_drive()
2650 strcpy(s->drive_model_str, "QEMU DVD-ROM"); in ide_init_drive()
2653 strcpy(s->drive_model_str, "QEMU MICRODRIVE"); in ide_init_drive()
2656 strcpy(s->drive_model_str, "QEMU HARDDISK"); in ide_init_drive()
2661 if (dev->version) { in ide_init_drive()
2662 pstrcpy(s->version, sizeof(s->version), dev->version); in ide_init_drive()
2664 pstrcpy(s->version, sizeof(s->version), qemu_hw_version()); in ide_init_drive()
2668 blk_iostatus_enable(s->blk); in ide_init_drive()
2675 IDEState *s = &bus->ifs[unit]; in ide_init1()
2677 s->bus = bus; in ide_init1()
2678 s->unit = unit; in ide_init1()
2679 s->drive_serial = drive_serial++; in ide_init1()
2681 s->io_buffer_total_len = IDE_DMA_BUF_SECTORS*512 + 4; in ide_init1()
2682 s->io_buffer = qemu_memalign(2048, s->io_buffer_total_len); in ide_init1()
2683 memset(s->io_buffer, 0, s->io_buffer_total_len); in ide_init1()
2685 s->smart_selftest_data = blk_blockalign(s->blk, 512); in ide_init1()
2686 memset(s->smart_selftest_data, 0, 512); in ide_init1()
2688 s->sector_write_timer = timer_new_ns(QEMU_CLOCK_VIRTUAL, in ide_init1()
2714 s->unit = s->bus->retry_unit; in ide_restart_dma()
2715 ide_set_sector(s, s->bus->retry_sector_num); in ide_restart_dma()
2716 s->nsector = s->bus->retry_nsector; in ide_restart_dma()
2717 s->bus->dma->ops->restart_dma(s->bus->dma); in ide_restart_dma()
2718 s->io_buffer_size = 0; in ide_restart_dma()
2719 s->dma_cmd = dma_cmd; in ide_restart_dma()
2730 qemu_bh_delete(bus->bh); in ide_restart_bh()
2731 bus->bh = NULL; in ide_restart_bh()
2733 error_status = bus->error_status; in ide_restart_bh()
2734 if (bus->error_status == 0) { in ide_restart_bh()
2739 is_read = (bus->error_status & IDE_RETRY_READ) != 0; in ide_restart_bh()
2744 bus->error_status = 0; in ide_restart_bh()
2748 if (s->bus->dma->ops->restart) { in ide_restart_bh()
2749 s->bus->dma->ops->restart(s->bus->dma); in ide_restart_bh()
2766 assert(s->end_transfer_func == ide_atapi_cmd); in ide_restart_bh()
2780 if (!bus->bh) { in ide_restart_cb()
2781 bus->bh = qemu_bh_new(ide_restart_bh, bus); in ide_restart_cb()
2782 qemu_bh_schedule(bus->bh); in ide_restart_cb()
2788 if (bus->dma->ops->restart_dma) { in ide_bus_register_restart_cb()
2789 bus->vmstate = qemu_add_vm_change_state_handler(ide_restart_cb, bus); in ide_bus_register_restart_cb()
2804 ide_reset(&bus->ifs[i]); in ide_bus_init_output_irq()
2806 bus->irq = irq_out; in ide_bus_init_output_irq()
2807 bus->dma = &ide_dma_nop; in ide_bus_init_output_irq()
2812 if (!(bus->cmd & IDE_CTRL_DISABLE_IRQ)) { in ide_bus_set_irq()
2813 qemu_irq_raise(bus->irq); in ide_bus_set_irq()
2819 timer_free(s->sector_write_timer); in ide_exit()
2820 qemu_vfree(s->smart_selftest_data); in ide_exit()
2821 qemu_vfree(s->io_buffer); in ide_exit()
2828 return s->identify_set != 0; in is_identify_set()
2848 return -1; in transfer_end_table_idx()
2855 if (s->blk && s->identify_set) { in ide_drive_post_load()
2856 blk_set_enable_write_cache(s->blk, !!(s->identify_data[85] & (1 << 5))); in ide_drive_post_load()
2865 if (s->end_transfer_fn_idx >= ARRAY_SIZE(transfer_end_table)) { in ide_drive_pio_post_load()
2866 return -EINVAL; in ide_drive_pio_post_load()
2868 s->end_transfer_func = transfer_end_table[s->end_transfer_fn_idx]; in ide_drive_pio_post_load()
2869 s->data_ptr = s->io_buffer + s->cur_io_buffer_offset; in ide_drive_pio_post_load()
2870 s->data_end = s->data_ptr + s->cur_io_buffer_len; in ide_drive_pio_post_load()
2871 s->atapi_dma = s->feature & 1; /* as per cmd_packet */ in ide_drive_pio_post_load()
2881 s->cur_io_buffer_offset = s->data_ptr - s->io_buffer; in ide_drive_pio_pre_save()
2882 s->cur_io_buffer_len = s->data_end - s->data_ptr; in ide_drive_pio_pre_save()
2884 idx = transfer_end_table_idx(s->end_transfer_func); in ide_drive_pio_pre_save()
2885 if (idx == -1) { in ide_drive_pio_pre_save()
2888 s->end_transfer_fn_idx = 2; in ide_drive_pio_pre_save()
2890 s->end_transfer_fn_idx = idx; in ide_drive_pio_pre_save()
2900 return ((s->status & DRQ_STAT) != 0) in ide_drive_pio_state_needed()
2901 || (s->bus->error_status & IDE_RETRY_PIO); in ide_drive_pio_state_needed()
2908 return s->tray_open || s->tray_locked; in ide_tray_state_needed()
2915 return s->events.new_media || s->events.eject_request; in ide_atapi_gesn_needed()
2922 return (bus->error_status != 0); in ide_error_needed()