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1.1 root 1: #ifndef HW_IDE_INTERNAL_H
2: #define HW_IDE_INTERNAL_H
3:
4: /*
5: * QEMU IDE Emulation -- internal header file
6: * only files in hw/ide/ are supposed to include this file.
7: * non-internal declarations are in hw/ide.h
8: */
9: #include <hw/ide.h>
1.1.1.7 ! root 10: #include <hw/isa.h>
1.1.1.5 root 11: #include "iorange.h"
1.1.1.6 root 12: #include "dma.h"
1.1.1.7 ! root 13: #include "sysemu.h"
! 14: #include "hw/scsi-defs.h"
1.1 root 15:
16: /* debug IDE devices */
17: //#define DEBUG_IDE
18: //#define DEBUG_IDE_ATAPI
19: //#define DEBUG_AIO
20: #define USE_DMA_CDROM
21:
22: typedef struct IDEBus IDEBus;
23: typedef struct IDEDevice IDEDevice;
24: typedef struct IDEDeviceInfo IDEDeviceInfo;
25: typedef struct IDEState IDEState;
1.1.1.5 root 26: typedef struct IDEDMA IDEDMA;
27: typedef struct IDEDMAOps IDEDMAOps;
1.1 root 28:
29: /* Bits of HD_STATUS */
30: #define ERR_STAT 0x01
31: #define INDEX_STAT 0x02
32: #define ECC_STAT 0x04 /* Corrected error */
33: #define DRQ_STAT 0x08
34: #define SEEK_STAT 0x10
35: #define SRV_STAT 0x10
36: #define WRERR_STAT 0x20
37: #define READY_STAT 0x40
38: #define BUSY_STAT 0x80
39:
40: /* Bits for HD_ERROR */
41: #define MARK_ERR 0x01 /* Bad address mark */
42: #define TRK0_ERR 0x02 /* couldn't find track 0 */
43: #define ABRT_ERR 0x04 /* Command aborted */
44: #define MCR_ERR 0x08 /* media change request */
45: #define ID_ERR 0x10 /* ID field not found */
46: #define MC_ERR 0x20 /* media changed */
47: #define ECC_ERR 0x40 /* Uncorrectable ECC error */
48: #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */
49: #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */
50:
51: /* Bits of HD_NSECTOR */
52: #define CD 0x01
53: #define IO 0x02
54: #define REL 0x04
55: #define TAG_MASK 0xf8
56:
57: #define IDE_CMD_RESET 0x04
58: #define IDE_CMD_DISABLE_IRQ 0x02
59:
1.1.1.7 ! root 60: /* ACS-2 T13/2015-D Table B.2 Command codes */
1.1 root 61: #define WIN_NOP 0x00
1.1.1.7 ! root 62: /* reserved 0x01..0x02 */
1.1 root 63: #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */
1.1.1.7 ! root 64: /* reserved 0x04..0x05 */
1.1.1.6 root 65: #define WIN_DSM 0x06
1.1.1.7 ! root 66: /* reserved 0x07 */
1.1 root 67: #define WIN_DEVICE_RESET 0x08
1.1.1.7 ! root 68: /* reserved 0x09..0x0a */
! 69: /* REQUEST SENSE DATA EXT 0x0B */
! 70: /* reserved 0x0C..0x0F */
! 71: #define WIN_RECAL 0x10 /* obsolete since ATA4 */
! 72: /* obsolete since ATA3, retired in ATA4 0x11..0x1F */
1.1 root 73: #define WIN_READ 0x20 /* 28-Bit */
1.1.1.7 ! root 74: #define WIN_READ_ONCE 0x21 /* 28-Bit w/o retries, obsolete since ATA5 */
! 75: /* obsolete since ATA4 0x22..0x23 */
1.1 root 76: #define WIN_READ_EXT 0x24 /* 48-Bit */
77: #define WIN_READDMA_EXT 0x25 /* 48-Bit */
1.1.1.7 ! root 78: #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit, obsolete since ACS2 */
1.1 root 79: #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */
1.1.1.7 ! root 80: /* reserved 0x28 */
1.1 root 81: #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */
1.1.1.7 ! root 82: /* READ STREAM DMA EXT 0x2A */
! 83: /* READ STREAM EXT 0x2B */
! 84: /* reserved 0x2C..0x2E */
! 85: /* READ LOG EXT 0x2F */
1.1 root 86: #define WIN_WRITE 0x30 /* 28-Bit */
1.1.1.7 ! root 87: #define WIN_WRITE_ONCE 0x31 /* 28-Bit w/o retries, obsolete since ATA5 */
! 88: /* obsolete since ATA4 0x32..0x33 */
1.1 root 89: #define WIN_WRITE_EXT 0x34 /* 48-Bit */
90: #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */
91: #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */
1.1.1.7 ! root 92: #define WIN_SET_MAX_EXT 0x37 /* 48-Bit, obsolete since ACS2 */
1.1 root 93: #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */
94: #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */
95: #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */
1.1.1.7 ! root 96: /* WRITE STREAM DMA EXT 0x3A */
! 97: /* WRITE STREAM EXT 0x3B */
! 98: #define WIN_WRITE_VERIFY 0x3C /* 28-Bit, obsolete since ATA4 */
! 99: /* WRITE DMA FUA EXT 0x3D */
! 100: /* obsolete since ACS2 0x3E */
! 101: /* WRITE LOG EXT 0x3F */
1.1 root 102: #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */
1.1.1.7 ! root 103: #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - w/o retries, obsolete since ATA5 */
1.1 root 104: #define WIN_VERIFY_EXT 0x42 /* 48-Bit */
1.1.1.7 ! root 105: /* reserved 0x43..0x44 */
! 106: /* WRITE UNCORRECTABLE EXT 0x45 */
! 107: /* reserved 0x46 */
! 108: /* READ LOG DMA EXT 0x47 */
! 109: /* reserved 0x48..0x4F */
! 110: /* obsolete since ATA4 0x50 */
! 111: /* CONFIGURE STREAM 0x51 */
! 112: /* reserved 0x52..0x56 */
! 113: /* WRITE LOG DMA EXT 0x57 */
! 114: /* reserved 0x58..0x5A */
! 115: /* TRUSTED NON DATA 0x5B */
! 116: /* TRUSTED RECEIVE 0x5C */
! 117: /* TRUSTED RECEIVE DMA 0x5D */
! 118: /* TRUSTED SEND 0x5E */
! 119: /* TRUSTED SEND DMA 0x5F */
! 120: /* READ FPDMA QUEUED 0x60 */
! 121: /* WRITE FPDMA QUEUED 0x61 */
! 122: /* reserved 0x62->0x6F */
! 123: #define WIN_SEEK 0x70 /* obsolete since ATA7 */
! 124: /* reserved 0x71-0x7F */
! 125: /* vendor specific 0x80-0x86 */
1.1 root 126: #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */
1.1.1.7 ! root 127: /* vendor specific 0x88-0x8F */
1.1 root 128: #define WIN_DIAGNOSE 0x90
1.1.1.7 ! root 129: #define WIN_SPECIFY 0x91 /* set drive geometry translation, obsolete since ATA6 */
1.1 root 130: #define WIN_DOWNLOAD_MICROCODE 0x92
1.1.1.7 ! root 131: /* DOWNLOAD MICROCODE DMA 0x93 */
! 132: #define WIN_STANDBYNOW2 0x94 /* retired in ATA4 */
! 133: #define WIN_IDLEIMMEDIATE2 0x95 /* force drive to become "ready", retired in ATA4 */
! 134: #define WIN_STANDBY2 0x96 /* retired in ATA4 */
! 135: #define WIN_SETIDLE2 0x97 /* retired in ATA4 */
! 136: #define WIN_CHECKPOWERMODE2 0x98 /* retired in ATA4 */
! 137: #define WIN_SLEEPNOW2 0x99 /* retired in ATA4 */
! 138: /* vendor specific 0x9A */
! 139: /* reserved 0x9B..0x9F */
1.1 root 140: #define WIN_PACKETCMD 0xA0 /* Send a packet command. */
141: #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */
1.1.1.7 ! root 142: #define WIN_QUEUED_SERVICE 0xA2 /* obsolete since ACS2 */
! 143: /* reserved 0xA3..0xAF */
1.1 root 144: #define WIN_SMART 0xB0 /* self-monitoring and reporting */
1.1.1.7 ! root 145: /* Device Configuration Overlay 0xB1 */
! 146: /* reserved 0xB2..0xB3 */
! 147: /* Sanitize Device 0xB4 */
! 148: /* reserved 0xB5 */
! 149: /* NV Cache 0xB6 */
! 150: /* reserved for CFA 0xB7..0xBB */
1.1 root 151: #define CFA_ACCESS_METADATA_STORAGE 0xB8
1.1.1.7 ! root 152: /* reserved 0xBC..0xBF */
1.1 root 153: #define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */
1.1.1.7 ! root 154: /* vendor specific 0xC1..0xC3 */
1.1 root 155: #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/
156: #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */
157: #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */
1.1.1.7 ! root 158: #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers, obsolete since ACS2 */
1.1 root 159: #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */
1.1.1.7 ! root 160: #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - w/o retries, obsolete since ATA5 */
1.1 root 161: #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */
1.1.1.7 ! root 162: #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - w/o retries, obsolete since ATA5 */
! 163: #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers, obsolete since ACS2 */
1.1 root 164: #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */
1.1.1.7 ! root 165: /* WRITE MULTIPLE FUA EXT 0xCE */
! 166: /* reserved 0xCF..0xDO */
! 167: /* CHECK MEDIA CARD TYPE 0xD1 */
! 168: /* reserved for media card pass through 0xD2..0xD4 */
! 169: /* reserved 0xD5..0xD9 */
! 170: #define WIN_GETMEDIASTATUS 0xDA /* obsolete since ATA8 */
! 171: /* obsolete since ATA3, retired in ATA4 0xDB..0xDD */
! 172: #define WIN_DOORLOCK 0xDE /* lock door on removable drives, obsolete since ATA8 */
! 173: #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives, obsolete since ATA8 */
1.1 root 174: #define WIN_STANDBYNOW1 0xE0
175: #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */
176: #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */
177: #define WIN_SETIDLE1 0xE3
178: #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */
179: #define WIN_CHECKPOWERMODE1 0xE5
180: #define WIN_SLEEPNOW1 0xE6
181: #define WIN_FLUSH_CACHE 0xE7
182: #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */
1.1.1.7 ! root 183: /* READ BUFFER DMA 0xE9 */
1.1 root 184: #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */
1.1.1.7 ! root 185: /* WRITE BUFFER DMA 0xEB */
1.1 root 186: #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */
1.1.1.7 ! root 187: #define WIN_MEDIAEJECT 0xED /* obsolete since ATA8 */
! 188: /* obsolete since ATA4 0xEE */
1.1 root 189: #define WIN_SETFEATURES 0xEF /* set special drive features */
1.1.1.7 ! root 190: #define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature, vendor specific */
1.1 root 191: #define WIN_SECURITY_SET_PASS 0xF1
192: #define WIN_SECURITY_UNLOCK 0xF2
193: #define WIN_SECURITY_ERASE_PREPARE 0xF3
194: #define WIN_SECURITY_ERASE_UNIT 0xF4
195: #define WIN_SECURITY_FREEZE_LOCK 0xF5
1.1.1.7 ! root 196: #define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP; not specified in T13! */
1.1 root 197: #define WIN_SECURITY_DISABLE 0xF6
1.1.1.7 ! root 198: /* vendor specific 0xF7 */
1.1 root 199: #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */
200: #define WIN_SET_MAX 0xF9
1.1.1.7 ! root 201: /* vendor specific 0xFA..0xFF */
1.1 root 202:
203: /* set to 1 set disable mult support */
204: #define MAX_MULT_SECTORS 16
205:
206: #define IDE_DMA_BUF_SECTORS 256
207:
1.1.1.6 root 208: /* feature values for Data Set Management */
209: #define DSM_TRIM 0x01
210:
1.1 root 211: #if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS)
212: #error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS"
213: #endif
214:
215: /* ATAPI defines */
216:
217: #define ATAPI_PACKET_SIZE 12
218:
219: /* The generic packet command opcodes for CD/DVD Logical Units,
220: * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */
221: #define GPCMD_BLANK 0xa1
222: #define GPCMD_CLOSE_TRACK 0x5b
223: #define GPCMD_FLUSH_CACHE 0x35
224: #define GPCMD_FORMAT_UNIT 0x04
225: #define GPCMD_GET_CONFIGURATION 0x46
226: #define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a
227: #define GPCMD_GET_PERFORMANCE 0xac
228: #define GPCMD_INQUIRY 0x12
229: #define GPCMD_LOAD_UNLOAD 0xa6
230: #define GPCMD_MECHANISM_STATUS 0xbd
231: #define GPCMD_MODE_SELECT_10 0x55
232: #define GPCMD_MODE_SENSE_10 0x5a
233: #define GPCMD_PAUSE_RESUME 0x4b
234: #define GPCMD_PLAY_AUDIO_10 0x45
235: #define GPCMD_PLAY_AUDIO_MSF 0x47
236: #define GPCMD_PLAY_AUDIO_TI 0x48
237: #define GPCMD_PLAY_CD 0xbc
238: #define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e
239: #define GPCMD_READ_10 0x28
240: #define GPCMD_READ_12 0xa8
241: #define GPCMD_READ_CDVD_CAPACITY 0x25
242: #define GPCMD_READ_CD 0xbe
243: #define GPCMD_READ_CD_MSF 0xb9
244: #define GPCMD_READ_DISC_INFO 0x51
245: #define GPCMD_READ_DVD_STRUCTURE 0xad
246: #define GPCMD_READ_FORMAT_CAPACITIES 0x23
247: #define GPCMD_READ_HEADER 0x44
248: #define GPCMD_READ_TRACK_RZONE_INFO 0x52
249: #define GPCMD_READ_SUBCHANNEL 0x42
250: #define GPCMD_READ_TOC_PMA_ATIP 0x43
251: #define GPCMD_REPAIR_RZONE_TRACK 0x58
252: #define GPCMD_REPORT_KEY 0xa4
253: #define GPCMD_REQUEST_SENSE 0x03
254: #define GPCMD_RESERVE_RZONE_TRACK 0x53
255: #define GPCMD_SCAN 0xba
256: #define GPCMD_SEEK 0x2b
257: #define GPCMD_SEND_DVD_STRUCTURE 0xad
258: #define GPCMD_SEND_EVENT 0xa2
259: #define GPCMD_SEND_KEY 0xa3
260: #define GPCMD_SEND_OPC 0x54
261: #define GPCMD_SET_READ_AHEAD 0xa7
262: #define GPCMD_SET_STREAMING 0xb6
263: #define GPCMD_START_STOP_UNIT 0x1b
264: #define GPCMD_STOP_PLAY_SCAN 0x4e
265: #define GPCMD_TEST_UNIT_READY 0x00
266: #define GPCMD_VERIFY_10 0x2f
267: #define GPCMD_WRITE_10 0x2a
268: #define GPCMD_WRITE_AND_VERIFY_10 0x2e
269: /* This is listed as optional in ATAPI 2.6, but is (curiously)
270: * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji
271: * Table 377 as an MMC command for SCSi devices though... Most ATAPI
272: * drives support it. */
273: #define GPCMD_SET_SPEED 0xbb
274: /* This seems to be a SCSI specific CD-ROM opcode
275: * to play data at track/index */
276: #define GPCMD_PLAYAUDIO_TI 0x48
277: /*
278: * From MS Media Status Notification Support Specification. For
279: * older drives only.
280: */
281: #define GPCMD_GET_MEDIA_STATUS 0xda
282: #define GPCMD_MODE_SENSE_6 0x1a
283:
284: #define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */
285: #define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */
286: #define ATAPI_INT_REASON_REL 0x04
287: #define ATAPI_INT_REASON_TAG 0xf8
288:
289: /* same constants as bochs */
290: #define ASC_ILLEGAL_OPCODE 0x20
291: #define ASC_LOGICAL_BLOCK_OOR 0x21
292: #define ASC_INV_FIELD_IN_CMD_PACKET 0x24
293: #define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28
294: #define ASC_INCOMPATIBLE_FORMAT 0x30
295: #define ASC_MEDIUM_NOT_PRESENT 0x3a
296: #define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39
297: #define ASC_MEDIA_REMOVAL_PREVENTED 0x53
298:
299: #define CFA_NO_ERROR 0x00
300: #define CFA_MISC_ERROR 0x09
301: #define CFA_INVALID_COMMAND 0x20
302: #define CFA_INVALID_ADDRESS 0x21
303: #define CFA_ADDRESS_OVERFLOW 0x2f
304:
305: #define SMART_READ_DATA 0xd0
306: #define SMART_READ_THRESH 0xd1
307: #define SMART_ATTR_AUTOSAVE 0xd2
308: #define SMART_SAVE_ATTR 0xd3
309: #define SMART_EXECUTE_OFFLINE 0xd4
310: #define SMART_READ_LOG 0xd5
311: #define SMART_WRITE_LOG 0xd6
312: #define SMART_ENABLE 0xd8
313: #define SMART_DISABLE 0xd9
314: #define SMART_STATUS 0xda
315:
1.1.1.4 root 316: typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind;
317:
1.1 root 318: typedef void EndTransferFunc(IDEState *);
319:
1.1.1.5 root 320: typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockDriverCompletionFunc *);
321: typedef int DMAFunc(IDEDMA *);
322: typedef int DMAIntFunc(IDEDMA *, int);
1.1.1.7 ! root 323: typedef void DMARestartFunc(void *, int, RunState);
1.1.1.5 root 324:
1.1.1.6 root 325: struct unreported_events {
326: bool eject_request;
327: bool new_media;
328: };
329:
330: enum ide_dma_cmd {
331: IDE_DMA_READ,
332: IDE_DMA_WRITE,
333: IDE_DMA_TRIM,
334: };
335:
336: #define ide_cmd_is_read(s) \
337: ((s)->dma_cmd == IDE_DMA_READ)
338:
1.1 root 339: /* NOTE: IDEState represents in fact one drive */
340: struct IDEState {
341: IDEBus *bus;
342: uint8_t unit;
343: /* ide config */
1.1.1.4 root 344: IDEDriveKind drive_kind;
1.1 root 345: int cylinders, heads, sectors;
346: int64_t nb_sectors;
347: int mult_sectors;
348: int identify_set;
349: uint8_t identify_data[512];
350: int drive_serial;
351: char drive_serial_str[21];
352: /* ide regs */
353: uint8_t feature;
354: uint8_t error;
355: uint32_t nsector;
356: uint8_t sector;
357: uint8_t lcyl;
358: uint8_t hcyl;
359: /* other part of tf for lba48 support */
360: uint8_t hob_feature;
361: uint8_t hob_nsector;
362: uint8_t hob_sector;
363: uint8_t hob_lcyl;
364: uint8_t hob_hcyl;
365:
366: uint8_t select;
367: uint8_t status;
368:
369: /* set for lba48 access */
370: uint8_t lba48;
371: BlockDriverState *bs;
1.1.1.2 root 372: char version[9];
1.1 root 373: /* ATAPI specific */
1.1.1.6 root 374: struct unreported_events events;
1.1 root 375: uint8_t sense_key;
376: uint8_t asc;
1.1.1.7 ! root 377: bool tray_open;
! 378: bool tray_locked;
1.1 root 379: uint8_t cdrom_changed;
380: int packet_transfer_size;
381: int elementary_transfer_size;
382: int io_buffer_index;
383: int lba;
384: int cd_sector_size;
385: int atapi_dma; /* true if dma is requested for the packet cmd */
1.1.1.7 ! root 386: BlockAcctCookie acct;
1.1 root 387: /* ATA DMA state */
388: int io_buffer_size;
389: QEMUSGList sg;
390: /* PIO transfer handling */
391: int req_nb_sectors; /* number of sectors per interrupt */
392: EndTransferFunc *end_transfer_func;
393: uint8_t *data_ptr;
394: uint8_t *data_end;
395: uint8_t *io_buffer;
1.1.1.2 root 396: /* PIO save/restore */
397: int32_t io_buffer_total_len;
398: int cur_io_buffer_offset;
399: int cur_io_buffer_len;
400: uint8_t end_transfer_fn_idx;
1.1 root 401: QEMUTimer *sector_write_timer; /* only used for win2k install hack */
402: uint32_t irq_count; /* counts IRQs when using win2k install hack */
403: /* CF-ATA extended error */
404: uint8_t ext_error;
405: /* CF-ATA metadata storage */
406: uint32_t mdata_size;
407: uint8_t *mdata_storage;
408: int media_changed;
1.1.1.6 root 409: enum ide_dma_cmd dma_cmd;
1.1 root 410: /* SMART */
411: uint8_t smart_enabled;
412: uint8_t smart_autosave;
413: int smart_errors;
414: uint8_t smart_selftest_count;
415: uint8_t *smart_selftest_data;
1.1.1.5 root 416: /* AHCI */
417: int ncq_queues;
418: };
419:
420: struct IDEDMAOps {
421: DMAStartFunc *start_dma;
422: DMAFunc *start_transfer;
423: DMAIntFunc *prepare_buf;
424: DMAIntFunc *rw_buf;
425: DMAIntFunc *set_unit;
426: DMAIntFunc *add_status;
427: DMAFunc *set_inactive;
428: DMARestartFunc *restart_cb;
429: DMAFunc *reset;
430: };
431:
432: struct IDEDMA {
433: const struct IDEDMAOps *ops;
434: struct iovec iov;
435: QEMUIOVector qiov;
436: BlockDriverAIOCB *aiocb;
1.1 root 437: };
438:
439: struct IDEBus {
440: BusState qbus;
441: IDEDevice *master;
442: IDEDevice *slave;
443: IDEState ifs[2];
1.1.1.5 root 444: int bus_id;
445: IDEDMA *dma;
1.1 root 446: uint8_t unit;
447: uint8_t cmd;
448: qemu_irq irq;
1.1.1.6 root 449:
450: int error_status;
1.1 root 451: };
452:
453: struct IDEDevice {
454: DeviceState qdev;
455: uint32_t unit;
1.1.1.4 root 456: BlockConf conf;
1.1.1.2 root 457: char *version;
1.1.1.4 root 458: char *serial;
1.1 root 459: };
460:
461: typedef int (*ide_qdev_initfn)(IDEDevice *dev);
462: struct IDEDeviceInfo {
463: DeviceInfo qdev;
464: ide_qdev_initfn init;
465: };
466:
467: #define BM_STATUS_DMAING 0x01
468: #define BM_STATUS_ERROR 0x02
469: #define BM_STATUS_INT 0x04
1.1.1.6 root 470:
471: /* FIXME These are not status register bits */
1.1 root 472: #define BM_STATUS_DMA_RETRY 0x08
473: #define BM_STATUS_PIO_RETRY 0x10
1.1.1.5 root 474: #define BM_STATUS_RETRY_READ 0x20
475: #define BM_STATUS_RETRY_FLUSH 0x40
1.1.1.6 root 476: #define BM_STATUS_RETRY_TRIM 0x80
477:
478: #define BM_MIGRATION_COMPAT_STATUS_BITS \
479: (BM_STATUS_DMA_RETRY | BM_STATUS_PIO_RETRY | \
480: BM_STATUS_RETRY_READ | BM_STATUS_RETRY_FLUSH)
1.1 root 481:
482: #define BM_CMD_START 0x01
483: #define BM_CMD_READ 0x08
484:
485: static inline IDEState *idebus_active_if(IDEBus *bus)
486: {
487: return bus->ifs + bus->unit;
488: }
489:
490: static inline void ide_set_irq(IDEBus *bus)
491: {
492: if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) {
493: qemu_irq_raise(bus->irq);
494: }
495: }
496:
497: /* hw/ide/core.c */
498: extern const VMStateDescription vmstate_ide_bus;
499:
500: #define VMSTATE_IDE_BUS(_field, _state) \
501: VMSTATE_STRUCT(_field, _state, 1, vmstate_ide_bus, IDEBus)
502:
503: #define VMSTATE_IDE_BUS_ARRAY(_field, _state, _num) \
504: VMSTATE_STRUCT_ARRAY(_field, _state, _num, 1, vmstate_ide_bus, IDEBus)
505:
506: extern const VMStateDescription vmstate_ide_drive;
507:
508: #define VMSTATE_IDE_DRIVES(_field, _state) \
509: VMSTATE_STRUCT_ARRAY(_field, _state, 2, 3, vmstate_ide_drive, IDEState)
510:
511: void ide_bus_reset(IDEBus *bus);
512: int64_t ide_get_sector(IDEState *s);
513: void ide_set_sector(IDEState *s, int64_t sector_num);
514:
515: void ide_dma_error(IDEState *s);
516:
517: void ide_atapi_cmd_ok(IDEState *s);
518: void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc);
519: void ide_atapi_io_error(IDEState *s, int ret);
520:
521: void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val);
522: uint32_t ide_ioport_read(void *opaque, uint32_t addr1);
523: uint32_t ide_status_read(void *opaque, uint32_t addr);
524: void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val);
525: void ide_data_writew(void *opaque, uint32_t addr, uint32_t val);
526: uint32_t ide_data_readw(void *opaque, uint32_t addr);
527: void ide_data_writel(void *opaque, uint32_t addr, uint32_t val);
528: uint32_t ide_data_readl(void *opaque, uint32_t addr);
529:
1.1.1.6 root 530: int ide_init_drive(IDEState *s, BlockDriverState *bs, IDEDriveKind kind,
1.1.1.4 root 531: const char *version, const char *serial);
532: void ide_init2(IDEBus *bus, qemu_irq irq);
533: void ide_init2_with_non_qdev_drives(IDEBus *bus, DriveInfo *hd0,
534: DriveInfo *hd1, qemu_irq irq);
1.1.1.7 ! root 535: void ide_init_ioport(IDEBus *bus, ISADevice *isa, int iobase, int iobase2);
1.1 root 536:
1.1.1.5 root 537: void ide_exec_cmd(IDEBus *bus, uint32_t val);
538: void ide_dma_cb(void *opaque, int ret);
539: void ide_sector_write(IDEState *s);
540: void ide_sector_read(IDEState *s);
541: void ide_flush_cache(IDEState *s);
542:
1.1.1.6 root 543: void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
544: EndTransferFunc *end_transfer_func);
545: void ide_transfer_stop(IDEState *s);
546: void ide_set_inactive(IDEState *s);
547: BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs,
548: int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
549: BlockDriverCompletionFunc *cb, void *opaque);
550:
551: /* hw/ide/atapi.c */
552: void ide_atapi_cmd(IDEState *s);
553: void ide_atapi_cmd_reply_end(IDEState *s);
554:
1.1 root 555: /* hw/ide/qdev.c */
1.1.1.5 root 556: void ide_bus_new(IDEBus *idebus, DeviceState *dev, int bus_id);
1.1 root 557: IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive);
558:
559: #endif /* HW_IDE_INTERNAL_H */
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