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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>
1.1.1.4 root 10: #include "block_int.h"
1.1.1.5 root 11: #include "iorange.h"
1.1.1.6 ! root 12: #include "dma.h"
1.1 root 13:
14: /* debug IDE devices */
15: //#define DEBUG_IDE
16: //#define DEBUG_IDE_ATAPI
17: //#define DEBUG_AIO
18: #define USE_DMA_CDROM
19:
20: typedef struct IDEBus IDEBus;
21: typedef struct IDEDevice IDEDevice;
22: typedef struct IDEDeviceInfo IDEDeviceInfo;
23: typedef struct IDEState IDEState;
1.1.1.5 root 24: typedef struct IDEDMA IDEDMA;
25: typedef struct IDEDMAOps IDEDMAOps;
1.1 root 26:
27: /* Bits of HD_STATUS */
28: #define ERR_STAT 0x01
29: #define INDEX_STAT 0x02
30: #define ECC_STAT 0x04 /* Corrected error */
31: #define DRQ_STAT 0x08
32: #define SEEK_STAT 0x10
33: #define SRV_STAT 0x10
34: #define WRERR_STAT 0x20
35: #define READY_STAT 0x40
36: #define BUSY_STAT 0x80
37:
38: /* Bits for HD_ERROR */
39: #define MARK_ERR 0x01 /* Bad address mark */
40: #define TRK0_ERR 0x02 /* couldn't find track 0 */
41: #define ABRT_ERR 0x04 /* Command aborted */
42: #define MCR_ERR 0x08 /* media change request */
43: #define ID_ERR 0x10 /* ID field not found */
44: #define MC_ERR 0x20 /* media changed */
45: #define ECC_ERR 0x40 /* Uncorrectable ECC error */
46: #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */
47: #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */
48:
49: /* Bits of HD_NSECTOR */
50: #define CD 0x01
51: #define IO 0x02
52: #define REL 0x04
53: #define TAG_MASK 0xf8
54:
55: #define IDE_CMD_RESET 0x04
56: #define IDE_CMD_DISABLE_IRQ 0x02
57:
58: /* ATA/ATAPI Commands pre T13 Spec */
59: #define WIN_NOP 0x00
60: /*
61: * 0x01->0x02 Reserved
62: */
63: #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */
64: /*
1.1.1.6 ! root 65: * 0x04->0x05 Reserved
! 66: */
! 67: #define WIN_DSM 0x06
! 68: /*
! 69: * 0x07 Reserved
1.1 root 70: */
71: #define WIN_SRST 0x08 /* ATAPI soft reset command */
72: #define WIN_DEVICE_RESET 0x08
73: /*
74: * 0x09->0x0F Reserved
75: */
76: #define WIN_RECAL 0x10
77: #define WIN_RESTORE WIN_RECAL
78: /*
79: * 0x10->0x1F Reserved
80: */
81: #define WIN_READ 0x20 /* 28-Bit */
82: #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */
83: #define WIN_READ_LONG 0x22 /* 28-Bit */
84: #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */
85: #define WIN_READ_EXT 0x24 /* 48-Bit */
86: #define WIN_READDMA_EXT 0x25 /* 48-Bit */
87: #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */
88: #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */
89: /*
90: * 0x28
91: */
92: #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */
93: /*
94: * 0x2A->0x2F Reserved
95: */
96: #define WIN_WRITE 0x30 /* 28-Bit */
97: #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */
98: #define WIN_WRITE_LONG 0x32 /* 28-Bit */
99: #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */
100: #define WIN_WRITE_EXT 0x34 /* 48-Bit */
101: #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */
102: #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */
103: #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */
104: #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */
105: #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */
106: /*
107: * 0x3A->0x3B Reserved
108: */
109: #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */
110: /*
111: * 0x3D->0x3F Reserved
112: */
113: #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */
114: #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */
115: #define WIN_VERIFY_EXT 0x42 /* 48-Bit */
116: /*
117: * 0x43->0x4F Reserved
118: */
119: #define WIN_FORMAT 0x50
120: /*
121: * 0x51->0x5F Reserved
122: */
123: #define WIN_INIT 0x60
124: /*
125: * 0x61->0x5F Reserved
126: */
127: #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */
128: #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */
129: #define WIN_DIAGNOSE 0x90
130: #define WIN_SPECIFY 0x91 /* set drive geometry translation */
131: #define WIN_DOWNLOAD_MICROCODE 0x92
132: #define WIN_STANDBYNOW2 0x94
133: #define CFA_IDLEIMMEDIATE 0x95 /* force drive to become "ready" */
134: #define WIN_STANDBY2 0x96
135: #define WIN_SETIDLE2 0x97
136: #define WIN_CHECKPOWERMODE2 0x98
137: #define WIN_SLEEPNOW2 0x99
138: /*
139: * 0x9A VENDOR
140: */
141: #define WIN_PACKETCMD 0xA0 /* Send a packet command. */
142: #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */
143: #define WIN_QUEUED_SERVICE 0xA2
144: #define WIN_SMART 0xB0 /* self-monitoring and reporting */
145: #define CFA_ACCESS_METADATA_STORAGE 0xB8
146: #define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */
147: #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/
148: #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */
149: #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */
150: #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */
151: #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */
152: #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */
153: #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */
154: #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */
155: #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */
156: #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */
157: #define WIN_GETMEDIASTATUS 0xDA
158: #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */
159: #define WIN_POSTBOOT 0xDC
160: #define WIN_PREBOOT 0xDD
161: #define WIN_DOORLOCK 0xDE /* lock door on removable drives */
162: #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */
163: #define WIN_STANDBYNOW1 0xE0
164: #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */
165: #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */
166: #define WIN_SETIDLE1 0xE3
167: #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */
168: #define WIN_CHECKPOWERMODE1 0xE5
169: #define WIN_SLEEPNOW1 0xE6
170: #define WIN_FLUSH_CACHE 0xE7
171: #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */
172: #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */
173: /* SET_FEATURES 0x22 or 0xDD */
174: #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */
175: #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */
176: #define WIN_MEDIAEJECT 0xED
177: #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */
178: #define WIN_SETFEATURES 0xEF /* set special drive features */
179: #define EXABYTE_ENABLE_NEST 0xF0
180: #define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature */
181: #define WIN_SECURITY_SET_PASS 0xF1
182: #define WIN_SECURITY_UNLOCK 0xF2
183: #define WIN_SECURITY_ERASE_PREPARE 0xF3
184: #define WIN_SECURITY_ERASE_UNIT 0xF4
185: #define WIN_SECURITY_FREEZE_LOCK 0xF5
186: #define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP */
187: #define WIN_SECURITY_DISABLE 0xF6
188: #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */
189: #define WIN_SET_MAX 0xF9
190: #define DISABLE_SEAGATE 0xFB
191:
192: /* set to 1 set disable mult support */
193: #define MAX_MULT_SECTORS 16
194:
195: #define IDE_DMA_BUF_SECTORS 256
196:
1.1.1.6 ! root 197: /* feature values for Data Set Management */
! 198: #define DSM_TRIM 0x01
! 199:
1.1 root 200: #if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS)
201: #error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS"
202: #endif
203:
204: /* ATAPI defines */
205:
206: #define ATAPI_PACKET_SIZE 12
207:
208: /* The generic packet command opcodes for CD/DVD Logical Units,
209: * From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */
210: #define GPCMD_BLANK 0xa1
211: #define GPCMD_CLOSE_TRACK 0x5b
212: #define GPCMD_FLUSH_CACHE 0x35
213: #define GPCMD_FORMAT_UNIT 0x04
214: #define GPCMD_GET_CONFIGURATION 0x46
215: #define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a
216: #define GPCMD_GET_PERFORMANCE 0xac
217: #define GPCMD_INQUIRY 0x12
218: #define GPCMD_LOAD_UNLOAD 0xa6
219: #define GPCMD_MECHANISM_STATUS 0xbd
220: #define GPCMD_MODE_SELECT_10 0x55
221: #define GPCMD_MODE_SENSE_10 0x5a
222: #define GPCMD_PAUSE_RESUME 0x4b
223: #define GPCMD_PLAY_AUDIO_10 0x45
224: #define GPCMD_PLAY_AUDIO_MSF 0x47
225: #define GPCMD_PLAY_AUDIO_TI 0x48
226: #define GPCMD_PLAY_CD 0xbc
227: #define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e
228: #define GPCMD_READ_10 0x28
229: #define GPCMD_READ_12 0xa8
230: #define GPCMD_READ_CDVD_CAPACITY 0x25
231: #define GPCMD_READ_CD 0xbe
232: #define GPCMD_READ_CD_MSF 0xb9
233: #define GPCMD_READ_DISC_INFO 0x51
234: #define GPCMD_READ_DVD_STRUCTURE 0xad
235: #define GPCMD_READ_FORMAT_CAPACITIES 0x23
236: #define GPCMD_READ_HEADER 0x44
237: #define GPCMD_READ_TRACK_RZONE_INFO 0x52
238: #define GPCMD_READ_SUBCHANNEL 0x42
239: #define GPCMD_READ_TOC_PMA_ATIP 0x43
240: #define GPCMD_REPAIR_RZONE_TRACK 0x58
241: #define GPCMD_REPORT_KEY 0xa4
242: #define GPCMD_REQUEST_SENSE 0x03
243: #define GPCMD_RESERVE_RZONE_TRACK 0x53
244: #define GPCMD_SCAN 0xba
245: #define GPCMD_SEEK 0x2b
246: #define GPCMD_SEND_DVD_STRUCTURE 0xad
247: #define GPCMD_SEND_EVENT 0xa2
248: #define GPCMD_SEND_KEY 0xa3
249: #define GPCMD_SEND_OPC 0x54
250: #define GPCMD_SET_READ_AHEAD 0xa7
251: #define GPCMD_SET_STREAMING 0xb6
252: #define GPCMD_START_STOP_UNIT 0x1b
253: #define GPCMD_STOP_PLAY_SCAN 0x4e
254: #define GPCMD_TEST_UNIT_READY 0x00
255: #define GPCMD_VERIFY_10 0x2f
256: #define GPCMD_WRITE_10 0x2a
257: #define GPCMD_WRITE_AND_VERIFY_10 0x2e
258: /* This is listed as optional in ATAPI 2.6, but is (curiously)
259: * missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji
260: * Table 377 as an MMC command for SCSi devices though... Most ATAPI
261: * drives support it. */
262: #define GPCMD_SET_SPEED 0xbb
263: /* This seems to be a SCSI specific CD-ROM opcode
264: * to play data at track/index */
265: #define GPCMD_PLAYAUDIO_TI 0x48
266: /*
267: * From MS Media Status Notification Support Specification. For
268: * older drives only.
269: */
270: #define GPCMD_GET_MEDIA_STATUS 0xda
271: #define GPCMD_MODE_SENSE_6 0x1a
272:
273: /* Mode page codes for mode sense/set */
274: #define GPMODE_R_W_ERROR_PAGE 0x01
275: #define GPMODE_WRITE_PARMS_PAGE 0x05
276: #define GPMODE_AUDIO_CTL_PAGE 0x0e
277: #define GPMODE_POWER_PAGE 0x1a
278: #define GPMODE_FAULT_FAIL_PAGE 0x1c
279: #define GPMODE_TO_PROTECT_PAGE 0x1d
280: #define GPMODE_CAPABILITIES_PAGE 0x2a
281: #define GPMODE_ALL_PAGES 0x3f
282: /* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor
283: * of MODE_SENSE_POWER_PAGE */
284: #define GPMODE_CDROM_PAGE 0x0d
285:
286: /*
287: * Based on values from <linux/cdrom.h> but extending CD_MINS
288: * to the maximum common size allowed by the Orange's Book ATIP
289: *
290: * 90 and 99 min CDs are also available but using them as the
291: * upper limit reduces the effectiveness of the heuristic to
292: * detect DVDs burned to less than 25% of their maximum capacity
293: */
294:
295: /* Some generally useful CD-ROM information */
296: #define CD_MINS 80 /* max. minutes per CD */
297: #define CD_SECS 60 /* seconds per minute */
298: #define CD_FRAMES 75 /* frames per second */
299: #define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */
300: #define CD_MAX_BYTES (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
301: #define CD_MAX_SECTORS (CD_MAX_BYTES / 512)
302:
303: /*
304: * The MMC values are not IDE specific and might need to be moved
305: * to a common header if they are also needed for the SCSI emulation
306: */
307:
308: /* Profile list from MMC-6 revision 1 table 91 */
309: #define MMC_PROFILE_NONE 0x0000
310: #define MMC_PROFILE_CD_ROM 0x0008
311: #define MMC_PROFILE_CD_R 0x0009
312: #define MMC_PROFILE_CD_RW 0x000A
313: #define MMC_PROFILE_DVD_ROM 0x0010
314: #define MMC_PROFILE_DVD_R_SR 0x0011
315: #define MMC_PROFILE_DVD_RAM 0x0012
316: #define MMC_PROFILE_DVD_RW_RO 0x0013
317: #define MMC_PROFILE_DVD_RW_SR 0x0014
318: #define MMC_PROFILE_DVD_R_DL_SR 0x0015
319: #define MMC_PROFILE_DVD_R_DL_JR 0x0016
320: #define MMC_PROFILE_DVD_RW_DL 0x0017
321: #define MMC_PROFILE_DVD_DDR 0x0018
322: #define MMC_PROFILE_DVD_PLUS_RW 0x001A
323: #define MMC_PROFILE_DVD_PLUS_R 0x001B
324: #define MMC_PROFILE_DVD_PLUS_RW_DL 0x002A
325: #define MMC_PROFILE_DVD_PLUS_R_DL 0x002B
326: #define MMC_PROFILE_BD_ROM 0x0040
327: #define MMC_PROFILE_BD_R_SRM 0x0041
328: #define MMC_PROFILE_BD_R_RRM 0x0042
329: #define MMC_PROFILE_BD_RE 0x0043
330: #define MMC_PROFILE_HDDVD_ROM 0x0050
331: #define MMC_PROFILE_HDDVD_R 0x0051
332: #define MMC_PROFILE_HDDVD_RAM 0x0052
333: #define MMC_PROFILE_HDDVD_RW 0x0053
334: #define MMC_PROFILE_HDDVD_R_DL 0x0058
335: #define MMC_PROFILE_HDDVD_RW_DL 0x005A
336: #define MMC_PROFILE_INVALID 0xFFFF
337:
338: #define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */
339: #define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */
340: #define ATAPI_INT_REASON_REL 0x04
341: #define ATAPI_INT_REASON_TAG 0xf8
342:
343: /* same constants as bochs */
344: #define ASC_ILLEGAL_OPCODE 0x20
345: #define ASC_LOGICAL_BLOCK_OOR 0x21
346: #define ASC_INV_FIELD_IN_CMD_PACKET 0x24
347: #define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28
348: #define ASC_INCOMPATIBLE_FORMAT 0x30
349: #define ASC_MEDIUM_NOT_PRESENT 0x3a
350: #define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39
351: #define ASC_MEDIA_REMOVAL_PREVENTED 0x53
352:
353: #define CFA_NO_ERROR 0x00
354: #define CFA_MISC_ERROR 0x09
355: #define CFA_INVALID_COMMAND 0x20
356: #define CFA_INVALID_ADDRESS 0x21
357: #define CFA_ADDRESS_OVERFLOW 0x2f
358:
359: #define SENSE_NONE 0
360: #define SENSE_NOT_READY 2
361: #define SENSE_ILLEGAL_REQUEST 5
362: #define SENSE_UNIT_ATTENTION 6
363:
364: #define SMART_READ_DATA 0xd0
365: #define SMART_READ_THRESH 0xd1
366: #define SMART_ATTR_AUTOSAVE 0xd2
367: #define SMART_SAVE_ATTR 0xd3
368: #define SMART_EXECUTE_OFFLINE 0xd4
369: #define SMART_READ_LOG 0xd5
370: #define SMART_WRITE_LOG 0xd6
371: #define SMART_ENABLE 0xd8
372: #define SMART_DISABLE 0xd9
373: #define SMART_STATUS 0xda
374:
1.1.1.4 root 375: typedef enum { IDE_HD, IDE_CD, IDE_CFATA } IDEDriveKind;
376:
1.1 root 377: typedef void EndTransferFunc(IDEState *);
378:
1.1.1.5 root 379: typedef void DMAStartFunc(IDEDMA *, IDEState *, BlockDriverCompletionFunc *);
380: typedef int DMAFunc(IDEDMA *);
381: typedef int DMAIntFunc(IDEDMA *, int);
382: typedef void DMARestartFunc(void *, int, int);
383:
1.1.1.6 ! root 384: struct unreported_events {
! 385: bool eject_request;
! 386: bool new_media;
! 387: };
! 388:
! 389: enum ide_dma_cmd {
! 390: IDE_DMA_READ,
! 391: IDE_DMA_WRITE,
! 392: IDE_DMA_TRIM,
! 393: };
! 394:
! 395: #define ide_cmd_is_read(s) \
! 396: ((s)->dma_cmd == IDE_DMA_READ)
! 397:
1.1 root 398: /* NOTE: IDEState represents in fact one drive */
399: struct IDEState {
400: IDEBus *bus;
401: uint8_t unit;
402: /* ide config */
1.1.1.4 root 403: IDEDriveKind drive_kind;
1.1 root 404: int cylinders, heads, sectors;
405: int64_t nb_sectors;
406: int mult_sectors;
407: int identify_set;
408: uint8_t identify_data[512];
409: int drive_serial;
410: char drive_serial_str[21];
411: /* ide regs */
412: uint8_t feature;
413: uint8_t error;
414: uint32_t nsector;
415: uint8_t sector;
416: uint8_t lcyl;
417: uint8_t hcyl;
418: /* other part of tf for lba48 support */
419: uint8_t hob_feature;
420: uint8_t hob_nsector;
421: uint8_t hob_sector;
422: uint8_t hob_lcyl;
423: uint8_t hob_hcyl;
424:
425: uint8_t select;
426: uint8_t status;
427:
428: /* set for lba48 access */
429: uint8_t lba48;
430: BlockDriverState *bs;
1.1.1.2 root 431: char version[9];
1.1 root 432: /* ATAPI specific */
1.1.1.6 ! root 433: struct unreported_events events;
1.1 root 434: uint8_t sense_key;
435: uint8_t asc;
436: uint8_t cdrom_changed;
437: int packet_transfer_size;
438: int elementary_transfer_size;
439: int io_buffer_index;
440: int lba;
441: int cd_sector_size;
442: int atapi_dma; /* true if dma is requested for the packet cmd */
443: /* ATA DMA state */
444: int io_buffer_size;
445: QEMUSGList sg;
446: /* PIO transfer handling */
447: int req_nb_sectors; /* number of sectors per interrupt */
448: EndTransferFunc *end_transfer_func;
449: uint8_t *data_ptr;
450: uint8_t *data_end;
451: uint8_t *io_buffer;
1.1.1.2 root 452: /* PIO save/restore */
453: int32_t io_buffer_total_len;
454: int cur_io_buffer_offset;
455: int cur_io_buffer_len;
456: uint8_t end_transfer_fn_idx;
1.1 root 457: QEMUTimer *sector_write_timer; /* only used for win2k install hack */
458: uint32_t irq_count; /* counts IRQs when using win2k install hack */
459: /* CF-ATA extended error */
460: uint8_t ext_error;
461: /* CF-ATA metadata storage */
462: uint32_t mdata_size;
463: uint8_t *mdata_storage;
464: int media_changed;
1.1.1.6 ! root 465: enum ide_dma_cmd dma_cmd;
1.1 root 466: /* SMART */
467: uint8_t smart_enabled;
468: uint8_t smart_autosave;
469: int smart_errors;
470: uint8_t smart_selftest_count;
471: uint8_t *smart_selftest_data;
1.1.1.5 root 472: /* AHCI */
473: int ncq_queues;
474: };
475:
476: struct IDEDMAOps {
477: DMAStartFunc *start_dma;
478: DMAFunc *start_transfer;
479: DMAIntFunc *prepare_buf;
480: DMAIntFunc *rw_buf;
481: DMAIntFunc *set_unit;
482: DMAIntFunc *add_status;
483: DMAFunc *set_inactive;
484: DMARestartFunc *restart_cb;
485: DMAFunc *reset;
486: };
487:
488: struct IDEDMA {
489: const struct IDEDMAOps *ops;
490: struct iovec iov;
491: QEMUIOVector qiov;
492: BlockDriverAIOCB *aiocb;
1.1 root 493: };
494:
495: struct IDEBus {
496: BusState qbus;
497: IDEDevice *master;
498: IDEDevice *slave;
499: IDEState ifs[2];
1.1.1.5 root 500: int bus_id;
501: IDEDMA *dma;
1.1 root 502: uint8_t unit;
503: uint8_t cmd;
504: qemu_irq irq;
1.1.1.6 ! root 505:
! 506: int error_status;
1.1 root 507: };
508:
509: struct IDEDevice {
510: DeviceState qdev;
511: uint32_t unit;
1.1.1.4 root 512: BlockConf conf;
1.1.1.2 root 513: char *version;
1.1.1.4 root 514: char *serial;
1.1 root 515: };
516:
517: typedef int (*ide_qdev_initfn)(IDEDevice *dev);
518: struct IDEDeviceInfo {
519: DeviceInfo qdev;
520: ide_qdev_initfn init;
521: };
522:
523: #define BM_STATUS_DMAING 0x01
524: #define BM_STATUS_ERROR 0x02
525: #define BM_STATUS_INT 0x04
1.1.1.6 ! root 526:
! 527: /* FIXME These are not status register bits */
1.1 root 528: #define BM_STATUS_DMA_RETRY 0x08
529: #define BM_STATUS_PIO_RETRY 0x10
1.1.1.5 root 530: #define BM_STATUS_RETRY_READ 0x20
531: #define BM_STATUS_RETRY_FLUSH 0x40
1.1.1.6 ! root 532: #define BM_STATUS_RETRY_TRIM 0x80
! 533:
! 534: #define BM_MIGRATION_COMPAT_STATUS_BITS \
! 535: (BM_STATUS_DMA_RETRY | BM_STATUS_PIO_RETRY | \
! 536: BM_STATUS_RETRY_READ | BM_STATUS_RETRY_FLUSH)
1.1 root 537:
538: #define BM_CMD_START 0x01
539: #define BM_CMD_READ 0x08
540:
541: static inline IDEState *idebus_active_if(IDEBus *bus)
542: {
543: return bus->ifs + bus->unit;
544: }
545:
546: static inline void ide_set_irq(IDEBus *bus)
547: {
548: if (!(bus->cmd & IDE_CMD_DISABLE_IRQ)) {
549: qemu_irq_raise(bus->irq);
550: }
551: }
552:
553: /* hw/ide/core.c */
554: extern const VMStateDescription vmstate_ide_bus;
555:
556: #define VMSTATE_IDE_BUS(_field, _state) \
557: VMSTATE_STRUCT(_field, _state, 1, vmstate_ide_bus, IDEBus)
558:
559: #define VMSTATE_IDE_BUS_ARRAY(_field, _state, _num) \
560: VMSTATE_STRUCT_ARRAY(_field, _state, _num, 1, vmstate_ide_bus, IDEBus)
561:
562: extern const VMStateDescription vmstate_ide_drive;
563:
564: #define VMSTATE_IDE_DRIVES(_field, _state) \
565: VMSTATE_STRUCT_ARRAY(_field, _state, 2, 3, vmstate_ide_drive, IDEState)
566:
567: void ide_bus_reset(IDEBus *bus);
568: int64_t ide_get_sector(IDEState *s);
569: void ide_set_sector(IDEState *s, int64_t sector_num);
570:
571: void ide_dma_error(IDEState *s);
572:
573: void ide_atapi_cmd_ok(IDEState *s);
574: void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc);
575: void ide_atapi_io_error(IDEState *s, int ret);
576:
577: void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val);
578: uint32_t ide_ioport_read(void *opaque, uint32_t addr1);
579: uint32_t ide_status_read(void *opaque, uint32_t addr);
580: void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val);
581: void ide_data_writew(void *opaque, uint32_t addr, uint32_t val);
582: uint32_t ide_data_readw(void *opaque, uint32_t addr);
583: void ide_data_writel(void *opaque, uint32_t addr, uint32_t val);
584: uint32_t ide_data_readl(void *opaque, uint32_t addr);
585:
1.1.1.6 ! root 586: int ide_init_drive(IDEState *s, BlockDriverState *bs, IDEDriveKind kind,
1.1.1.4 root 587: const char *version, const char *serial);
588: void ide_init2(IDEBus *bus, qemu_irq irq);
589: void ide_init2_with_non_qdev_drives(IDEBus *bus, DriveInfo *hd0,
590: DriveInfo *hd1, qemu_irq irq);
1.1 root 591: void ide_init_ioport(IDEBus *bus, int iobase, int iobase2);
592:
1.1.1.5 root 593: void ide_exec_cmd(IDEBus *bus, uint32_t val);
594: void ide_dma_cb(void *opaque, int ret);
595: void ide_sector_write(IDEState *s);
596: void ide_sector_read(IDEState *s);
597: void ide_flush_cache(IDEState *s);
598:
1.1.1.6 ! root 599: void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
! 600: EndTransferFunc *end_transfer_func);
! 601: void ide_transfer_stop(IDEState *s);
! 602: void ide_set_inactive(IDEState *s);
! 603: BlockDriverAIOCB *ide_issue_trim(BlockDriverState *bs,
! 604: int64_t sector_num, QEMUIOVector *qiov, int nb_sectors,
! 605: BlockDriverCompletionFunc *cb, void *opaque);
! 606:
! 607: /* hw/ide/atapi.c */
! 608: void ide_atapi_cmd(IDEState *s);
! 609: void ide_atapi_cmd_reply_end(IDEState *s);
! 610:
1.1 root 611: /* hw/ide/qdev.c */
1.1.1.5 root 612: void ide_bus_new(IDEBus *idebus, DeviceState *dev, int bus_id);
1.1 root 613: IDEDevice *ide_create_drive(IDEBus *bus, int unit, DriveInfo *drive);
614:
615: #endif /* HW_IDE_INTERNAL_H */
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