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Merge remote-tracking branch 'stefanha/net' into staging
[qemu.git] / hw / ide / internal.h
CommitLineData
356721ae
GH		 1#ifndef HW_IDE_INTERNAL_H
2#define HW_IDE_INTERNAL_H
3
4/*
5 * QEMU IDE Emulation -- internal header file
59f2a787 6 * only files in hw/ide/ are supposed to include this file.
356721ae
GH		 7 * non-internal declarations are in hw/ide.h
8 */
59f2a787 9#include <hw/ide.h>
0d09e41a 10#include <hw/isa/isa.h>
9c17d615
PB		 11#include "sysemu/dma.h"
12#include "sysemu/sysemu.h"
0d09e41a
PB		 13#include "hw/block/block.h"
14#include "block/scsi.h"
356721ae
GH		 15
16/* debug IDE devices */
17//#define DEBUG_IDE
18//#define DEBUG_IDE_ATAPI
19//#define DEBUG_AIO
20#define USE_DMA_CDROM
21
22typedef struct IDEBus IDEBus;
da4d0419 23typedef struct IDEDevice IDEDevice;
356721ae 24typedef struct IDEState IDEState;
40a6238a
AG		 25typedef struct IDEDMA IDEDMA;
26typedef struct IDEDMAOps IDEDMAOps;
356721ae 27
0d936928
AL		 28#define TYPE_IDE_BUS "IDE"
29#define IDE_BUS(obj) OBJECT_CHECK(IDEBus, (obj), TYPE_IDE_BUS)
30
356721ae
GH		 31/* Bits of HD_STATUS */
32#define ERR_STAT 0x01
33#define INDEX_STAT 0x02
34#define ECC_STAT 0x04 /* Corrected error */
35#define DRQ_STAT 0x08
36#define SEEK_STAT 0x10
37#define SRV_STAT 0x10
38#define WRERR_STAT 0x20
39#define READY_STAT 0x40
40#define BUSY_STAT 0x80
41
42/* Bits for HD_ERROR */
43#define MARK_ERR 0x01 /* Bad address mark */
44#define TRK0_ERR 0x02 /* couldn't find track 0 */
45#define ABRT_ERR 0x04 /* Command aborted */
46#define MCR_ERR 0x08 /* media change request */
47#define ID_ERR 0x10 /* ID field not found */
48#define MC_ERR 0x20 /* media changed */
49#define ECC_ERR 0x40 /* Uncorrectable ECC error */
50#define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */
51#define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */
52
53/* Bits of HD_NSECTOR */
54#define CD 0x01
55#define IO 0x02
56#define REL 0x04
57#define TAG_MASK 0xf8
58
59#define IDE_CMD_RESET 0x04
60#define IDE_CMD_DISABLE_IRQ 0x02
61
1d4316d3 62/* ACS-2 T13/2015-D Table B.2 Command codes */
356721ae 63#define WIN_NOP 0x00
1d4316d3 64/* reserved 0x01..0x02 */
356721ae 65#define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */
1d4316d3 66/* reserved 0x04..0x05 */
d353fb72 67#define WIN_DSM 0x06
1d4316d3 68/* reserved 0x07 */
356721ae 69#define WIN_DEVICE_RESET 0x08
1d4316d3
MA		 70/* reserved 0x09..0x0a */
71/* REQUEST SENSE DATA EXT 0x0B */
72/* reserved 0x0C..0x0F */
73#define WIN_RECAL 0x10 /* obsolete since ATA4 */
74/* obsolete since ATA3, retired in ATA4 0x11..0x1F */
356721ae 75#define WIN_READ 0x20 /* 28-Bit */
1d4316d3
MA		 76#define WIN_READ_ONCE 0x21 /* 28-Bit w/o retries, obsolete since ATA5 */
77/* obsolete since ATA4 0x22..0x23 */
356721ae
GH		 78#define WIN_READ_EXT 0x24 /* 48-Bit */
79#define WIN_READDMA_EXT 0x25 /* 48-Bit */
1d4316d3 80#define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit, obsolete since ACS2 */
356721ae 81#define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */
1d4316d3 82/* reserved 0x28 */
356721ae 83#define WIN_MULTREAD_EXT 0x29 /* 48-Bit */
1d4316d3
MA		 84/* READ STREAM DMA EXT 0x2A */
85/* READ STREAM EXT 0x2B */
86/* reserved 0x2C..0x2E */
87/* READ LOG EXT 0x2F */
356721ae 88#define WIN_WRITE 0x30 /* 28-Bit */
1d4316d3
MA		 89#define WIN_WRITE_ONCE 0x31 /* 28-Bit w/o retries, obsolete since ATA5 */
90/* obsolete since ATA4 0x32..0x33 */
356721ae
GH		 91#define WIN_WRITE_EXT 0x34 /* 48-Bit */
92#define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */
93#define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */
1d4316d3 94#define WIN_SET_MAX_EXT 0x37 /* 48-Bit, obsolete since ACS2 */
356721ae
GH		 95#define WIN_SET_MAX_EXT 0x37 /* 48-Bit */
96#define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */
97#define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */
1d4316d3
MA		 98/* WRITE STREAM DMA EXT 0x3A */
99/* WRITE STREAM EXT 0x3B */
100#define WIN_WRITE_VERIFY 0x3C /* 28-Bit, obsolete since ATA4 */
101/* WRITE DMA FUA EXT 0x3D */
102/* obsolete since ACS2 0x3E */
103/* WRITE LOG EXT 0x3F */
356721ae 104#define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */
1d4316d3 105#define WIN_VERIFY_ONCE 0x41 /* 28-Bit - w/o retries, obsolete since ATA5 */
356721ae 106#define WIN_VERIFY_EXT 0x42 /* 48-Bit */
1d4316d3
MA		 107/* reserved 0x43..0x44 */
108/* WRITE UNCORRECTABLE EXT 0x45 */
109/* reserved 0x46 */
110/* READ LOG DMA EXT 0x47 */
111/* reserved 0x48..0x4F */
112/* obsolete since ATA4 0x50 */
113/* CONFIGURE STREAM 0x51 */
114/* reserved 0x52..0x56 */
115/* WRITE LOG DMA EXT 0x57 */
116/* reserved 0x58..0x5A */
117/* TRUSTED NON DATA 0x5B */
118/* TRUSTED RECEIVE 0x5C */
119/* TRUSTED RECEIVE DMA 0x5D */
120/* TRUSTED SEND 0x5E */
121/* TRUSTED SEND DMA 0x5F */
122/* READ FPDMA QUEUED 0x60 */
123/* WRITE FPDMA QUEUED 0x61 */
124/* reserved 0x62->0x6F */
125#define WIN_SEEK 0x70 /* obsolete since ATA7 */
126/* reserved 0x71-0x7F */
127/* vendor specific 0x80-0x86 */
356721ae 128#define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */
1d4316d3 129/* vendor specific 0x88-0x8F */
356721ae 130#define WIN_DIAGNOSE 0x90
1d4316d3 131#define WIN_SPECIFY 0x91 /* set drive geometry translation, obsolete since ATA6 */
356721ae 132#define WIN_DOWNLOAD_MICROCODE 0x92
1d4316d3
MA		 133/* DOWNLOAD MICROCODE DMA 0x93 */
134#define WIN_STANDBYNOW2 0x94 /* retired in ATA4 */
135#define WIN_IDLEIMMEDIATE2 0x95 /* force drive to become "ready", retired in ATA4 */
136#define WIN_STANDBY2 0x96 /* retired in ATA4 */
137#define WIN_SETIDLE2 0x97 /* retired in ATA4 */
138#define WIN_CHECKPOWERMODE2 0x98 /* retired in ATA4 */
139#define WIN_SLEEPNOW2 0x99 /* retired in ATA4 */
140/* vendor specific 0x9A */
141/* reserved 0x9B..0x9F */
356721ae
GH		 142#define WIN_PACKETCMD 0xA0 /* Send a packet command. */
143#define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */
1d4316d3
MA		 144#define WIN_QUEUED_SERVICE 0xA2 /* obsolete since ACS2 */
145/* reserved 0xA3..0xAF */
356721ae 146#define WIN_SMART 0xB0 /* self-monitoring and reporting */
1d4316d3
MA		 147/* Device Configuration Overlay 0xB1 */
148/* reserved 0xB2..0xB3 */
149/* Sanitize Device 0xB4 */
150/* reserved 0xB5 */
151/* NV Cache 0xB6 */
152/* reserved for CFA 0xB7..0xBB */
356721ae 153#define CFA_ACCESS_METADATA_STORAGE 0xB8
1d4316d3 154/* reserved 0xBC..0xBF */
356721ae 155#define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */
1d4316d3 156/* vendor specific 0xC1..0xC3 */
356721ae
GH		 157#define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/
158#define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */
159#define WIN_SETMULT 0xC6 /* enable/disable multiple mode */
1d4316d3 160#define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers, obsolete since ACS2 */
356721ae 161#define WIN_READDMA 0xC8 /* read sectors using DMA transfers */
1d4316d3 162#define WIN_READDMA_ONCE 0xC9 /* 28-Bit - w/o retries, obsolete since ATA5 */
356721ae 163#define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */
1d4316d3
MA		 164#define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - w/o retries, obsolete since ATA5 */
165#define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers, obsolete since ACS2 */
356721ae 166#define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */
1d4316d3
MA		 167/* WRITE MULTIPLE FUA EXT 0xCE */
168/* reserved 0xCF..0xDO */
169/* CHECK MEDIA CARD TYPE 0xD1 */
170/* reserved for media card pass through 0xD2..0xD4 */
171/* reserved 0xD5..0xD9 */
172#define WIN_GETMEDIASTATUS 0xDA /* obsolete since ATA8 */
173/* obsolete since ATA3, retired in ATA4 0xDB..0xDD */
174#define WIN_DOORLOCK 0xDE /* lock door on removable drives, obsolete since ATA8 */
175#define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives, obsolete since ATA8 */
356721ae
GH		 176#define WIN_STANDBYNOW1 0xE0
177#define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */
178#define WIN_STANDBY 0xE2 /* Set device in Standby Mode */
179#define WIN_SETIDLE1 0xE3
180#define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */
181#define WIN_CHECKPOWERMODE1 0xE5
182#define WIN_SLEEPNOW1 0xE6
183#define WIN_FLUSH_CACHE 0xE7
184#define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */
1d4316d3 185/* READ BUFFER DMA 0xE9 */
356721ae 186#define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */
1d4316d3 187/* WRITE BUFFER DMA 0xEB */
356721ae 188#define WIN_IDENTIFY 0xEC /* ask drive to identify itself */
1d4316d3
MA		 189#define WIN_MEDIAEJECT 0xED /* obsolete since ATA8 */
190/* obsolete since ATA4 0xEE */
356721ae 191#define WIN_SETFEATURES 0xEF /* set special drive features */
1d4316d3 192#define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature, vendor specific */
356721ae
GH		 193#define WIN_SECURITY_SET_PASS 0xF1
194#define WIN_SECURITY_UNLOCK 0xF2
195#define WIN_SECURITY_ERASE_PREPARE 0xF3
196#define WIN_SECURITY_ERASE_UNIT 0xF4
197#define WIN_SECURITY_FREEZE_LOCK 0xF5
1d4316d3 198#define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP; not specified in T13! */
356721ae 199#define WIN_SECURITY_DISABLE 0xF6
1d4316d3 200/* vendor specific 0xF7 */
356721ae
GH		 201#define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */
202#define WIN_SET_MAX 0xF9
1d4316d3 203/* vendor specific 0xFA..0xFF */
356721ae
GH		 204
205/* set to 1 set disable mult support */
206#define MAX_MULT_SECTORS 16
207
208#define IDE_DMA_BUF_SECTORS 256
209
d353fb72
CH		 210/* feature values for Data Set Management */
211#define DSM_TRIM 0x01
212
356721ae
GH		 213#if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS)
214#error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS"
215#endif
216
217/* ATAPI defines */
218
219#define ATAPI_PACKET_SIZE 12
220
221/* The generic packet command opcodes for CD/DVD Logical Units,
222 * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */
223#define GPCMD_BLANK 0xa1
224#define GPCMD_CLOSE_TRACK 0x5b
225#define GPCMD_FLUSH_CACHE 0x35
226#define GPCMD_FORMAT_UNIT 0x04
227#define GPCMD_GET_CONFIGURATION 0x46
228#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a
229#define GPCMD_GET_PERFORMANCE 0xac
230#define GPCMD_INQUIRY 0x12
231#define GPCMD_LOAD_UNLOAD 0xa6
232#define GPCMD_MECHANISM_STATUS 0xbd
233#define GPCMD_MODE_SELECT_10 0x55
234#define GPCMD_MODE_SENSE_10 0x5a
235#define GPCMD_PAUSE_RESUME 0x4b
236#define GPCMD_PLAY_AUDIO_10 0x45
237#define GPCMD_PLAY_AUDIO_MSF 0x47
238#define GPCMD_PLAY_AUDIO_TI 0x48
239#define GPCMD_PLAY_CD 0xbc
240#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e
241#define GPCMD_READ_10 0x28
242#define GPCMD_READ_12 0xa8
243#define GPCMD_READ_CDVD_CAPACITY 0x25
244#define GPCMD_READ_CD 0xbe
245#define GPCMD_READ_CD_MSF 0xb9
246#define GPCMD_READ_DISC_INFO 0x51
247#define GPCMD_READ_DVD_STRUCTURE 0xad
248#define GPCMD_READ_FORMAT_CAPACITIES 0x23
249#define GPCMD_READ_HEADER 0x44
250#define GPCMD_READ_TRACK_RZONE_INFO 0x52
251#define GPCMD_READ_SUBCHANNEL 0x42
252#define GPCMD_READ_TOC_PMA_ATIP 0x43
253#define GPCMD_REPAIR_RZONE_TRACK 0x58
254#define GPCMD_REPORT_KEY 0xa4
255#define GPCMD_REQUEST_SENSE 0x03
256#define GPCMD_RESERVE_RZONE_TRACK 0x53
257#define GPCMD_SCAN 0xba
258#define GPCMD_SEEK 0x2b
259#define GPCMD_SEND_DVD_STRUCTURE 0xad
260#define GPCMD_SEND_EVENT 0xa2
261#define GPCMD_SEND_KEY 0xa3
262#define GPCMD_SEND_OPC 0x54
263#define GPCMD_SET_READ_AHEAD 0xa7
264#define GPCMD_SET_STREAMING 0xb6
265#define GPCMD_START_STOP_UNIT 0x1b
266#define GPCMD_STOP_PLAY_SCAN 0x4e
267#define GPCMD_TEST_UNIT_READY 0x00
268#define GPCMD_VERIFY_10 0x2f
269#define GPCMD_WRITE_10 0x2a
270#define GPCMD_WRITE_AND_VERIFY_10 0x2e
271/* This is listed as optional in ATAPI 2.6, but is (curiously)
272 * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji
273 * Table 377 as an MMC command for SCSi devices though... Most ATAPI
274 * drives support it. */
275#define GPCMD_SET_SPEED 0xbb
276/* This seems to be a SCSI specific CD-ROM opcode
277 * to play data at track/index */
278#define GPCMD_PLAYAUDIO_TI 0x48
279/*
280 * From MS Media Status Notification Support Specification. For
281 * older drives only.
282 */
283#define GPCMD_GET_MEDIA_STATUS 0xda
284#define GPCMD_MODE_SENSE_6 0x1a
285
356721ae
GH		 286#define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */
287#define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */
288#define ATAPI_INT_REASON_REL 0x04
289#define ATAPI_INT_REASON_TAG 0xf8
290
291/* same constants as bochs */
292#define ASC_ILLEGAL_OPCODE 0x20
293#define ASC_LOGICAL_BLOCK_OOR 0x21
294#define ASC_INV_FIELD_IN_CMD_PACKET 0x24
295#define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28
296#define ASC_INCOMPATIBLE_FORMAT 0x30
297#define ASC_MEDIUM_NOT_PRESENT 0x3a
298#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39
299#define ASC_MEDIA_REMOVAL_PREVENTED 0x53
300
301#define CFA_NO_ERROR 0x00
302#define CFA_MISC_ERROR 0x09
303#define CFA_INVALID_COMMAND 0x20
304#define CFA_INVALID_ADDRESS 0x21
305#define CFA_ADDRESS_OVERFLOW 0x2f
306
356721ae
GH		 307#define SMART_READ_DATA 0xd0
308#define SMART_READ_THRESH 0xd1
309#define SMART_ATTR_AUTOSAVE 0xd2
310#define SMART_SAVE_ATTR 0xd3
311#define SMART_EXECUTE_OFFLINE 0xd4
312#define SMART_READ_LOG 0xd5
313#define SMART_WRITE_LOG 0xd6
314#define SMART_ENABLE 0xd8
315#define SMART_DISABLE 0xd9
316#define SMART_STATUS 0xda
317
cd8722bb
MA		 318typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind;
319
356721ae
GH		 320typedef void EndTransferFunc(IDEState *);
321
40a6238a
AG		 322typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockDriverCompletionFunc *);
323typedef int DMAFunc(IDEDMA *);
324typedef int DMAIntFunc(IDEDMA *, int);
1dfb4dd9 325typedef void DMARestartFunc(void *, int, RunState);
40a6238a 326
996faf1a
AS		 327struct unreported_events {
328 bool eject_request;
329 bool new_media;
330};
331
4e1e0051
CH		 332enum ide_dma_cmd {
333 IDE_DMA_READ,
334 IDE_DMA_WRITE,
d353fb72 335 IDE_DMA_TRIM,
4e1e0051
CH		 336};
337
338#define ide_cmd_is_read(s) \
339 ((s)->dma_cmd == IDE_DMA_READ)
340
356721ae
GH		 341/* NOTE: IDEState represents in fact one drive */
342struct IDEState {
343 IDEBus *bus;
344 uint8_t unit;
345 /* ide config */
cd8722bb 346 IDEDriveKind drive_kind;
9139046c 347 int cylinders, heads, sectors, chs_trans;
356721ae
GH		 348 int64_t nb_sectors;
349 int mult_sectors;
350 int identify_set;
96c35ceb 351 uint8_t identify_data[512];
356721ae
GH		 352 int drive_serial;
353 char drive_serial_str[21];
27e0c9a1 354 char drive_model_str[41];
95ebda85 355 uint64_t wwn;
356721ae
GH		 356 /* ide regs */
357 uint8_t feature;
358 uint8_t error;
359 uint32_t nsector;
360 uint8_t sector;
361 uint8_t lcyl;
362 uint8_t hcyl;
363 /* other part of tf for lba48 support */
364 uint8_t hob_feature;
365 uint8_t hob_nsector;
366 uint8_t hob_sector;
367 uint8_t hob_lcyl;
368 uint8_t hob_hcyl;
369
370 uint8_t select;
371 uint8_t status;
372
356721ae
GH		 373 /* set for lba48 access */
374 uint8_t lba48;
375 BlockDriverState *bs;
47c06340 376 char version[9];
356721ae 377 /* ATAPI specific */
996faf1a 378 struct unreported_events events;
356721ae
GH		 379 uint8_t sense_key;
380 uint8_t asc;
dd063333 381 bool tray_open;
a0a7573b 382 bool tray_locked;
356721ae
GH		 383 uint8_t cdrom_changed;
384 int packet_transfer_size;
385 int elementary_transfer_size;
386 int io_buffer_index;
387 int lba;
388 int cd_sector_size;
389 int atapi_dma; /* true if dma is requested for the packet cmd */
a597e79c 390 BlockAcctCookie acct;
bef0fd59
SH		 391 BlockDriverAIOCB *pio_aiocb;
392 struct iovec iov;
393 QEMUIOVector qiov;
356721ae 394 /* ATA DMA state */
61f52e06 395 int io_buffer_offset;
356721ae
GH		 396 int io_buffer_size;
397 QEMUSGList sg;
398 /* PIO transfer handling */
399 int req_nb_sectors; /* number of sectors per interrupt */
400 EndTransferFunc *end_transfer_func;
401 uint8_t *data_ptr;
402 uint8_t *data_end;
403 uint8_t *io_buffer;
50641c5c
JQ		 404 /* PIO save/restore */
405 int32_t io_buffer_total_len;
406 int cur_io_buffer_offset;
407 int cur_io_buffer_len;
408 uint8_t end_transfer_fn_idx;
356721ae
GH		 409 QEMUTimer *sector_write_timer; /* only used for win2k install hack */
410 uint32_t irq_count; /* counts IRQs when using win2k install hack */
411 /* CF-ATA extended error */
412 uint8_t ext_error;
413 /* CF-ATA metadata storage */
414 uint32_t mdata_size;
415 uint8_t *mdata_storage;
416 int media_changed;
4e1e0051 417 enum ide_dma_cmd dma_cmd;
356721ae
GH		 418 /* SMART */
419 uint8_t smart_enabled;
420 uint8_t smart_autosave;
421 int smart_errors;
422 uint8_t smart_selftest_count;
423 uint8_t *smart_selftest_data;
ccf0fd8b
RE		 424 /* AHCI */
425 int ncq_queues;
356721ae
GH		 426};
427
40a6238a
AG		 428struct IDEDMAOps {
429 DMAStartFunc *start_dma;
430 DMAFunc *start_transfer;
431 DMAIntFunc *prepare_buf;
432 DMAIntFunc *rw_buf;
433 DMAIntFunc *set_unit;
434 DMAIntFunc *add_status;
435 DMAFunc *set_inactive;
a62eaa26 436 DMAFunc *async_cmd_done;
40a6238a
AG		 437 DMARestartFunc *restart_cb;
438 DMAFunc *reset;
439};
440
441struct IDEDMA {
442 const struct IDEDMAOps *ops;
443 struct iovec iov;
444 QEMUIOVector qiov;
445 BlockDriverAIOCB *aiocb;
446};
447
356721ae
GH		 448struct IDEBus {
449 BusState qbus;
da4d0419
GH		 450 IDEDevice *master;
451 IDEDevice *slave;
356721ae 452 IDEState ifs[2];
3835510f 453 int bus_id;
0ee20e66 454 int max_units;
40a6238a 455 IDEDMA *dma;
356721ae 456 uint8_t unit;
9cdd03a7
GH		 457 uint8_t cmd;
458 qemu_irq irq;
def93791
KW		 459
460 int error_status;
356721ae
GH		 461};
462
d148211c
AL		 463#define TYPE_IDE_DEVICE "ide-device"
464#define IDE_DEVICE(obj) \
465 OBJECT_CHECK(IDEDevice, (obj), TYPE_IDE_DEVICE)
466#define IDE_DEVICE_CLASS(klass) \
467 OBJECT_CLASS_CHECK(IDEDeviceClass, (klass), TYPE_IDE_DEVICE)
468#define IDE_DEVICE_GET_CLASS(obj) \
469 OBJECT_GET_CLASS(IDEDeviceClass, (obj), TYPE_IDE_DEVICE)
470
471typedef struct IDEDeviceClass {
472 DeviceClass parent_class;
473 int (*init)(IDEDevice *dev);
474} IDEDeviceClass;
475
da4d0419
GH		 476struct IDEDevice {
477 DeviceState qdev;
478 uint32_t unit;
428c149b 479 BlockConf conf;
6e6f61a6 480 int chs_trans;
47c06340 481 char *version;
6ced55a5 482 char *serial;
27e0c9a1 483 char *model;
95ebda85 484 uint64_t wwn;
da4d0419
GH		 485};
486
356721ae
GH		 487#define BM_STATUS_DMAING 0x01
488#define BM_STATUS_ERROR 0x02
489#define BM_STATUS_INT 0x04
def93791
KW		 490
491/* FIXME These are not status register bits */
356721ae
GH		 492#define BM_STATUS_DMA_RETRY 0x08
493#define BM_STATUS_PIO_RETRY 0x10
e2bcadad
KW		 494#define BM_STATUS_RETRY_READ 0x20
495#define BM_STATUS_RETRY_FLUSH 0x40
d353fb72 496#define BM_STATUS_RETRY_TRIM 0x80
356721ae 497
def93791
KW		 498#define BM_MIGRATION_COMPAT_STATUS_BITS \
499 (BM_STATUS_DMA_RETRY | BM_STATUS_PIO_RETRY | \
500 BM_STATUS_RETRY_READ | BM_STATUS_RETRY_FLUSH)
501
356721ae
GH		 502#define BM_CMD_START 0x01
503#define BM_CMD_READ 0x08
504
356721ae
GH		 505static inline IDEState *idebus_active_if(IDEBus *bus)
506{
507 return bus->ifs + bus->unit;
508}
509
9cdd03a7 510static inline void ide_set_irq(IDEBus *bus)
356721ae 511{
9cdd03a7 512 if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) {
9cdd03a7 513 qemu_irq_raise(bus->irq);
356721ae
GH		 514 }
515}
516
da4d0419 517/* hw/ide/core.c */
b38436e3
JQ		 518extern const VMStateDescription vmstate_ide_bus;
519
520#define VMSTATE_IDE_BUS(_field, _state) \
521 VMSTATE_STRUCT(_field, _state, 1, vmstate_ide_bus, IDEBus)
522
407a4f30
JQ		 523#define VMSTATE_IDE_BUS_ARRAY(_field, _state, _num) \
524 VMSTATE_STRUCT_ARRAY(_field, _state, _num, 1, vmstate_ide_bus, IDEBus)
525
b38436e3
JQ		 526extern const VMStateDescription vmstate_ide_drive;
527
528#define VMSTATE_IDE_DRIVES(_field, _state) \
529 VMSTATE_STRUCT_ARRAY(_field, _state, 2, 3, vmstate_ide_drive, IDEState)
530
4a643563 531void ide_bus_reset(IDEBus *bus);
356721ae
GH		 532int64_t ide_get_sector(IDEState *s);
533void ide_set_sector(IDEState *s, int64_t sector_num);
534
356721ae
GH		 535void ide_dma_error(IDEState *s);
536
537void ide_atapi_cmd_ok(IDEState *s);
538void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc);
539void ide_atapi_io_error(IDEState *s, int ret);
540
541void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val);
542uint32_t ide_ioport_read(void *opaque, uint32_t addr1);
543uint32_t ide_status_read(void *opaque, uint32_t addr);
544void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val);
545void ide_data_writew(void *opaque, uint32_t addr, uint32_t val);
546uint32_t ide_data_readw(void *opaque, uint32_t addr);
547void ide_data_writel(void *opaque, uint32_t addr, uint32_t val);
548uint32_t ide_data_readl(void *opaque, uint32_t addr);
549
1f56e32a 550int ide_init_drive(IDEState *s, BlockDriverState *bs, IDEDriveKind kind,
95ebda85 551 const char *version, const char *serial, const char *model,
ba801960
MA		 552 uint64_t wwn,
553 uint32_t cylinders, uint32_t heads, uint32_t secs,
554 int chs_trans);
57234ee4 555void ide_init2(IDEBus *bus, qemu_irq irq);
4a91d3b3 556void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2);
356721ae 557
7cff87ff 558void ide_exec_cmd(IDEBus *bus, uint32_t val);
cd369c46 559void ide_dma_cb(void *opaque, int ret);
40a6238a
AG		 560void ide_sector_write(IDEState *s);
561void ide_sector_read(IDEState *s);
562void ide_flush_cache(IDEState *s);
7cff87ff 563
33231e0e
KW		 564void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
565 EndTransferFunc *end_transfer_func);
566void ide_transfer_stop(IDEState *s);
567void ide_set_inactive(IDEState *s);
d353fb72
CH		 568BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs,
569 int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
570 BlockDriverCompletionFunc *cb, void *opaque);
33231e0e
KW		 571
572/* hw/ide/atapi.c */
573void ide_atapi_cmd(IDEState *s);
574void ide_atapi_cmd_reply_end(IDEState *s);
575
da4d0419 576/* hw/ide/qdev.c */
c6baf942
AF		 577void ide_bus_new(IDEBus *idebus, size_t idebus_size, DeviceState *dev,
578 int bus_id, int max_units);
da4d0419
GH		 579IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive);
580
356721ae 581#endif /* HW_IDE_INTERNAL_H */
Qemu copy for testing