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Commit | Line | Data |
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5391d806 | 1 | /* |
38cdea7c | 2 | * QEMU IDE disk and CD/DVD-ROM Emulator |
5fafdf24 | 3 | * |
5391d806 | 4 | * Copyright (c) 2003 Fabrice Bellard |
201a51fc | 5 | * Copyright (c) 2006 Openedhand Ltd. |
5fafdf24 | 6 | * |
5391d806 FB |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
23 | * THE SOFTWARE. | |
24 | */ | |
87ecb68b PB |
25 | #include "hw.h" |
26 | #include "pc.h" | |
27 | #include "pci.h" | |
28 | #include "scsi-disk.h" | |
29 | #include "pcmcia.h" | |
30 | #include "block.h" | |
b0a7b120 | 31 | #include "block_int.h" |
87ecb68b PB |
32 | #include "qemu-timer.h" |
33 | #include "sysemu.h" | |
9596ebb7 | 34 | #include "ppc_mac.h" |
e3007e66 | 35 | #include "mac_dbdma.h" |
b79e1752 | 36 | #include "sh.h" |
1fb8648d | 37 | #include "dma.h" |
5391d806 | 38 | |
5391d806 FB |
39 | /* debug IDE devices */ |
40 | //#define DEBUG_IDE | |
41 | //#define DEBUG_IDE_ATAPI | |
8ccad811 FB |
42 | //#define DEBUG_AIO |
43 | #define USE_DMA_CDROM | |
5391d806 FB |
44 | |
45 | /* Bits of HD_STATUS */ | |
46 | #define ERR_STAT 0x01 | |
47 | #define INDEX_STAT 0x02 | |
48 | #define ECC_STAT 0x04 /* Corrected error */ | |
49 | #define DRQ_STAT 0x08 | |
50 | #define SEEK_STAT 0x10 | |
51 | #define SRV_STAT 0x10 | |
52 | #define WRERR_STAT 0x20 | |
53 | #define READY_STAT 0x40 | |
54 | #define BUSY_STAT 0x80 | |
55 | ||
56 | /* Bits for HD_ERROR */ | |
57 | #define MARK_ERR 0x01 /* Bad address mark */ | |
58 | #define TRK0_ERR 0x02 /* couldn't find track 0 */ | |
59 | #define ABRT_ERR 0x04 /* Command aborted */ | |
60 | #define MCR_ERR 0x08 /* media change request */ | |
61 | #define ID_ERR 0x10 /* ID field not found */ | |
62 | #define MC_ERR 0x20 /* media changed */ | |
63 | #define ECC_ERR 0x40 /* Uncorrectable ECC error */ | |
64 | #define BBD_ERR 0x80 /* pre-EIDE meaning: block marked bad */ | |
65 | #define ICRC_ERR 0x80 /* new meaning: CRC error during transfer */ | |
66 | ||
67 | /* Bits of HD_NSECTOR */ | |
68 | #define CD 0x01 | |
69 | #define IO 0x02 | |
70 | #define REL 0x04 | |
71 | #define TAG_MASK 0xf8 | |
72 | ||
73 | #define IDE_CMD_RESET 0x04 | |
74 | #define IDE_CMD_DISABLE_IRQ 0x02 | |
75 | ||
76 | /* ATA/ATAPI Commands pre T13 Spec */ | |
77 | #define WIN_NOP 0x00 | |
78 | /* | |
79 | * 0x01->0x02 Reserved | |
80 | */ | |
81 | #define CFA_REQ_EXT_ERROR_CODE 0x03 /* CFA Request Extended Error Code */ | |
82 | /* | |
83 | * 0x04->0x07 Reserved | |
84 | */ | |
85 | #define WIN_SRST 0x08 /* ATAPI soft reset command */ | |
86 | #define WIN_DEVICE_RESET 0x08 | |
87 | /* | |
88 | * 0x09->0x0F Reserved | |
89 | */ | |
90 | #define WIN_RECAL 0x10 | |
91 | #define WIN_RESTORE WIN_RECAL | |
92 | /* | |
93 | * 0x10->0x1F Reserved | |
94 | */ | |
95 | #define WIN_READ 0x20 /* 28-Bit */ | |
96 | #define WIN_READ_ONCE 0x21 /* 28-Bit without retries */ | |
97 | #define WIN_READ_LONG 0x22 /* 28-Bit */ | |
98 | #define WIN_READ_LONG_ONCE 0x23 /* 28-Bit without retries */ | |
99 | #define WIN_READ_EXT 0x24 /* 48-Bit */ | |
100 | #define WIN_READDMA_EXT 0x25 /* 48-Bit */ | |
101 | #define WIN_READDMA_QUEUED_EXT 0x26 /* 48-Bit */ | |
102 | #define WIN_READ_NATIVE_MAX_EXT 0x27 /* 48-Bit */ | |
103 | /* | |
104 | * 0x28 | |
105 | */ | |
106 | #define WIN_MULTREAD_EXT 0x29 /* 48-Bit */ | |
107 | /* | |
108 | * 0x2A->0x2F Reserved | |
109 | */ | |
110 | #define WIN_WRITE 0x30 /* 28-Bit */ | |
111 | #define WIN_WRITE_ONCE 0x31 /* 28-Bit without retries */ | |
112 | #define WIN_WRITE_LONG 0x32 /* 28-Bit */ | |
113 | #define WIN_WRITE_LONG_ONCE 0x33 /* 28-Bit without retries */ | |
114 | #define WIN_WRITE_EXT 0x34 /* 48-Bit */ | |
115 | #define WIN_WRITEDMA_EXT 0x35 /* 48-Bit */ | |
116 | #define WIN_WRITEDMA_QUEUED_EXT 0x36 /* 48-Bit */ | |
117 | #define WIN_SET_MAX_EXT 0x37 /* 48-Bit */ | |
118 | #define CFA_WRITE_SECT_WO_ERASE 0x38 /* CFA Write Sectors without erase */ | |
119 | #define WIN_MULTWRITE_EXT 0x39 /* 48-Bit */ | |
120 | /* | |
121 | * 0x3A->0x3B Reserved | |
122 | */ | |
123 | #define WIN_WRITE_VERIFY 0x3C /* 28-Bit */ | |
124 | /* | |
125 | * 0x3D->0x3F Reserved | |
126 | */ | |
127 | #define WIN_VERIFY 0x40 /* 28-Bit - Read Verify Sectors */ | |
128 | #define WIN_VERIFY_ONCE 0x41 /* 28-Bit - without retries */ | |
129 | #define WIN_VERIFY_EXT 0x42 /* 48-Bit */ | |
130 | /* | |
131 | * 0x43->0x4F Reserved | |
132 | */ | |
133 | #define WIN_FORMAT 0x50 | |
134 | /* | |
135 | * 0x51->0x5F Reserved | |
136 | */ | |
137 | #define WIN_INIT 0x60 | |
138 | /* | |
139 | * 0x61->0x5F Reserved | |
140 | */ | |
141 | #define WIN_SEEK 0x70 /* 0x70-0x7F Reserved */ | |
142 | #define CFA_TRANSLATE_SECTOR 0x87 /* CFA Translate Sector */ | |
143 | #define WIN_DIAGNOSE 0x90 | |
144 | #define WIN_SPECIFY 0x91 /* set drive geometry translation */ | |
145 | #define WIN_DOWNLOAD_MICROCODE 0x92 | |
146 | #define WIN_STANDBYNOW2 0x94 | |
201a51fc | 147 | #define CFA_IDLEIMMEDIATE 0x95 /* force drive to become "ready" */ |
5391d806 FB |
148 | #define WIN_STANDBY2 0x96 |
149 | #define WIN_SETIDLE2 0x97 | |
150 | #define WIN_CHECKPOWERMODE2 0x98 | |
151 | #define WIN_SLEEPNOW2 0x99 | |
152 | /* | |
153 | * 0x9A VENDOR | |
154 | */ | |
155 | #define WIN_PACKETCMD 0xA0 /* Send a packet command. */ | |
156 | #define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */ | |
157 | #define WIN_QUEUED_SERVICE 0xA2 | |
158 | #define WIN_SMART 0xB0 /* self-monitoring and reporting */ | |
201a51fc AZ |
159 | #define CFA_ACCESS_METADATA_STORAGE 0xB8 |
160 | #define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */ | |
5391d806 FB |
161 | #define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/ |
162 | #define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */ | |
163 | #define WIN_SETMULT 0xC6 /* enable/disable multiple mode */ | |
164 | #define WIN_READDMA_QUEUED 0xC7 /* read sectors using Queued DMA transfers */ | |
165 | #define WIN_READDMA 0xC8 /* read sectors using DMA transfers */ | |
166 | #define WIN_READDMA_ONCE 0xC9 /* 28-Bit - without retries */ | |
167 | #define WIN_WRITEDMA 0xCA /* write sectors using DMA transfers */ | |
168 | #define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */ | |
169 | #define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */ | |
170 | #define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */ | |
5fafdf24 | 171 | #define WIN_GETMEDIASTATUS 0xDA |
5391d806 FB |
172 | #define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */ |
173 | #define WIN_POSTBOOT 0xDC | |
174 | #define WIN_PREBOOT 0xDD | |
175 | #define WIN_DOORLOCK 0xDE /* lock door on removable drives */ | |
176 | #define WIN_DOORUNLOCK 0xDF /* unlock door on removable drives */ | |
177 | #define WIN_STANDBYNOW1 0xE0 | |
178 | #define WIN_IDLEIMMEDIATE 0xE1 /* force drive to become "ready" */ | |
179 | #define WIN_STANDBY 0xE2 /* Set device in Standby Mode */ | |
180 | #define WIN_SETIDLE1 0xE3 | |
181 | #define WIN_READ_BUFFER 0xE4 /* force read only 1 sector */ | |
182 | #define WIN_CHECKPOWERMODE1 0xE5 | |
183 | #define WIN_SLEEPNOW1 0xE6 | |
184 | #define WIN_FLUSH_CACHE 0xE7 | |
185 | #define WIN_WRITE_BUFFER 0xE8 /* force write only 1 sector */ | |
186 | #define WIN_WRITE_SAME 0xE9 /* read ata-2 to use */ | |
187 | /* SET_FEATURES 0x22 or 0xDD */ | |
188 | #define WIN_FLUSH_CACHE_EXT 0xEA /* 48-Bit */ | |
189 | #define WIN_IDENTIFY 0xEC /* ask drive to identify itself */ | |
190 | #define WIN_MEDIAEJECT 0xED | |
191 | #define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */ | |
192 | #define WIN_SETFEATURES 0xEF /* set special drive features */ | |
193 | #define EXABYTE_ENABLE_NEST 0xF0 | |
201a51fc | 194 | #define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature */ |
5391d806 FB |
195 | #define WIN_SECURITY_SET_PASS 0xF1 |
196 | #define WIN_SECURITY_UNLOCK 0xF2 | |
197 | #define WIN_SECURITY_ERASE_PREPARE 0xF3 | |
198 | #define WIN_SECURITY_ERASE_UNIT 0xF4 | |
199 | #define WIN_SECURITY_FREEZE_LOCK 0xF5 | |
201a51fc | 200 | #define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP */ |
5391d806 FB |
201 | #define WIN_SECURITY_DISABLE 0xF6 |
202 | #define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */ | |
203 | #define WIN_SET_MAX 0xF9 | |
204 | #define DISABLE_SEAGATE 0xFB | |
205 | ||
206 | /* set to 1 set disable mult support */ | |
f66723fa | 207 | #define MAX_MULT_SECTORS 16 |
5391d806 | 208 | |
1d8cde5b AJ |
209 | #define IDE_DMA_BUF_SECTORS 256 |
210 | ||
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 | ||
5391d806 FB |
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 | |
5fafdf24 | 269 | /* This is listed as optional in ATAPI 2.6, but is (curiously) |
5391d806 FB |
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 | |
5fafdf24 | 274 | /* This seems to be a SCSI specific CD-ROM opcode |
5391d806 FB |
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 | |
d14049ea | 282 | #define GPCMD_MODE_SENSE_6 0x1a |
5391d806 FB |
283 | |
284 | /* Mode page codes for mode sense/set */ | |
285 | #define GPMODE_R_W_ERROR_PAGE 0x01 | |
286 | #define GPMODE_WRITE_PARMS_PAGE 0x05 | |
287 | #define GPMODE_AUDIO_CTL_PAGE 0x0e | |
288 | #define GPMODE_POWER_PAGE 0x1a | |
289 | #define GPMODE_FAULT_FAIL_PAGE 0x1c | |
290 | #define GPMODE_TO_PROTECT_PAGE 0x1d | |
291 | #define GPMODE_CAPABILITIES_PAGE 0x2a | |
292 | #define GPMODE_ALL_PAGES 0x3f | |
293 | /* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor | |
294 | * of MODE_SENSE_POWER_PAGE */ | |
295 | #define GPMODE_CDROM_PAGE 0x0d | |
296 | ||
38cdea7c AZ |
297 | /* |
298 | * Based on values from <linux/cdrom.h> but extending CD_MINS | |
299 | * to the maximum common size allowed by the Orange's Book ATIP | |
300 | * | |
301 | * 90 and 99 min CDs are also available but using them as the | |
302 | * upper limit reduces the effectiveness of the heuristic to | |
303 | * detect DVDs burned to less than 25% of their maximum capacity | |
304 | */ | |
305 | ||
306 | /* Some generally useful CD-ROM information */ | |
307 | #define CD_MINS 80 /* max. minutes per CD */ | |
308 | #define CD_SECS 60 /* seconds per minute */ | |
309 | #define CD_FRAMES 75 /* frames per second */ | |
310 | #define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */ | |
311 | #define CD_MAX_BYTES (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE) | |
312 | #define CD_MAX_SECTORS (CD_MAX_BYTES / 512) | |
313 | ||
314 | /* | |
315 | * The MMC values are not IDE specific and might need to be moved | |
316 | * to a common header if they are also needed for the SCSI emulation | |
317 | */ | |
318 | ||
319 | /* Profile list from MMC-6 revision 1 table 91 */ | |
320 | #define MMC_PROFILE_NONE 0x0000 | |
321 | #define MMC_PROFILE_CD_ROM 0x0008 | |
322 | #define MMC_PROFILE_CD_R 0x0009 | |
323 | #define MMC_PROFILE_CD_RW 0x000A | |
324 | #define MMC_PROFILE_DVD_ROM 0x0010 | |
325 | #define MMC_PROFILE_DVD_R_SR 0x0011 | |
326 | #define MMC_PROFILE_DVD_RAM 0x0012 | |
327 | #define MMC_PROFILE_DVD_RW_RO 0x0013 | |
328 | #define MMC_PROFILE_DVD_RW_SR 0x0014 | |
329 | #define MMC_PROFILE_DVD_R_DL_SR 0x0015 | |
330 | #define MMC_PROFILE_DVD_R_DL_JR 0x0016 | |
331 | #define MMC_PROFILE_DVD_RW_DL 0x0017 | |
332 | #define MMC_PROFILE_DVD_DDR 0x0018 | |
333 | #define MMC_PROFILE_DVD_PLUS_RW 0x001A | |
334 | #define MMC_PROFILE_DVD_PLUS_R 0x001B | |
335 | #define MMC_PROFILE_DVD_PLUS_RW_DL 0x002A | |
336 | #define MMC_PROFILE_DVD_PLUS_R_DL 0x002B | |
337 | #define MMC_PROFILE_BD_ROM 0x0040 | |
338 | #define MMC_PROFILE_BD_R_SRM 0x0041 | |
339 | #define MMC_PROFILE_BD_R_RRM 0x0042 | |
340 | #define MMC_PROFILE_BD_RE 0x0043 | |
341 | #define MMC_PROFILE_HDDVD_ROM 0x0050 | |
342 | #define MMC_PROFILE_HDDVD_R 0x0051 | |
343 | #define MMC_PROFILE_HDDVD_RAM 0x0052 | |
344 | #define MMC_PROFILE_HDDVD_RW 0x0053 | |
345 | #define MMC_PROFILE_HDDVD_R_DL 0x0058 | |
346 | #define MMC_PROFILE_HDDVD_RW_DL 0x005A | |
347 | #define MMC_PROFILE_INVALID 0xFFFF | |
348 | ||
5391d806 FB |
349 | #define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */ |
350 | #define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */ | |
351 | #define ATAPI_INT_REASON_REL 0x04 | |
352 | #define ATAPI_INT_REASON_TAG 0xf8 | |
353 | ||
354 | /* same constants as bochs */ | |
7f777bf3 | 355 | #define ASC_ILLEGAL_OPCODE 0x20 |
5391d806 FB |
356 | #define ASC_LOGICAL_BLOCK_OOR 0x21 |
357 | #define ASC_INV_FIELD_IN_CMD_PACKET 0x24 | |
9118e7f0 | 358 | #define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28 |
8114e9e8 | 359 | #define ASC_INCOMPATIBLE_FORMAT 0x30 |
5391d806 FB |
360 | #define ASC_MEDIUM_NOT_PRESENT 0x3a |
361 | #define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39 | |
aea2a33c | 362 | #define ASC_MEDIA_REMOVAL_PREVENTED 0x53 |
5391d806 | 363 | |
201a51fc AZ |
364 | #define CFA_NO_ERROR 0x00 |
365 | #define CFA_MISC_ERROR 0x09 | |
366 | #define CFA_INVALID_COMMAND 0x20 | |
367 | #define CFA_INVALID_ADDRESS 0x21 | |
368 | #define CFA_ADDRESS_OVERFLOW 0x2f | |
369 | ||
5391d806 FB |
370 | #define SENSE_NONE 0 |
371 | #define SENSE_NOT_READY 2 | |
372 | #define SENSE_ILLEGAL_REQUEST 5 | |
373 | #define SENSE_UNIT_ATTENTION 6 | |
374 | ||
375 | struct IDEState; | |
376 | ||
377 | typedef void EndTransferFunc(struct IDEState *); | |
378 | ||
caed8802 | 379 | /* NOTE: IDEState represents in fact one drive */ |
5391d806 FB |
380 | typedef struct IDEState { |
381 | /* ide config */ | |
382 | int is_cdrom; | |
201a51fc | 383 | int is_cf; |
5391d806 FB |
384 | int cylinders, heads, sectors; |
385 | int64_t nb_sectors; | |
386 | int mult_sectors; | |
94458802 FB |
387 | int identify_set; |
388 | uint16_t identify_data[256]; | |
d537cf6c | 389 | qemu_irq irq; |
34e538ae | 390 | PCIDevice *pci_dev; |
98087450 | 391 | struct BMDMAState *bmdma; |
aedf5382 | 392 | int drive_serial; |
fa879c64 | 393 | char drive_serial_str[21]; |
5391d806 FB |
394 | /* ide regs */ |
395 | uint8_t feature; | |
396 | uint8_t error; | |
c2ff060f | 397 | uint32_t nsector; |
5391d806 FB |
398 | uint8_t sector; |
399 | uint8_t lcyl; | |
400 | uint8_t hcyl; | |
c2ff060f FB |
401 | /* other part of tf for lba48 support */ |
402 | uint8_t hob_feature; | |
403 | uint8_t hob_nsector; | |
404 | uint8_t hob_sector; | |
405 | uint8_t hob_lcyl; | |
406 | uint8_t hob_hcyl; | |
407 | ||
5391d806 FB |
408 | uint8_t select; |
409 | uint8_t status; | |
c2ff060f | 410 | |
5391d806 FB |
411 | /* 0x3f6 command, only meaningful for drive 0 */ |
412 | uint8_t cmd; | |
c2ff060f FB |
413 | /* set for lba48 access */ |
414 | uint8_t lba48; | |
5391d806 | 415 | /* depends on bit 4 in select, only meaningful for drive 0 */ |
5fafdf24 | 416 | struct IDEState *cur_drive; |
5391d806 FB |
417 | BlockDriverState *bs; |
418 | /* ATAPI specific */ | |
419 | uint8_t sense_key; | |
420 | uint8_t asc; | |
93c8cfd9 | 421 | uint8_t cdrom_changed; |
5391d806 FB |
422 | int packet_transfer_size; |
423 | int elementary_transfer_size; | |
424 | int io_buffer_index; | |
425 | int lba; | |
98087450 FB |
426 | int cd_sector_size; |
427 | int atapi_dma; /* true if dma is requested for the packet cmd */ | |
428 | /* ATA DMA state */ | |
429 | int io_buffer_size; | |
1fb8648d | 430 | QEMUSGList sg; |
98087450 | 431 | /* PIO transfer handling */ |
5391d806 FB |
432 | int req_nb_sectors; /* number of sectors per interrupt */ |
433 | EndTransferFunc *end_transfer_func; | |
434 | uint8_t *data_ptr; | |
435 | uint8_t *data_end; | |
33f00271 | 436 | uint8_t *io_buffer; |
31c2a146 | 437 | QEMUTimer *sector_write_timer; /* only used for win2k install hack */ |
e774a278 | 438 | uint32_t irq_count; /* counts IRQs when using win2k install hack */ |
201a51fc AZ |
439 | /* CF-ATA extended error */ |
440 | uint8_t ext_error; | |
441 | /* CF-ATA metadata storage */ | |
442 | uint32_t mdata_size; | |
443 | uint8_t *mdata_storage; | |
444 | int media_changed; | |
e3007e66 AJ |
445 | /* for pmac */ |
446 | int is_read; | |
5391d806 FB |
447 | } IDEState; |
448 | ||
8114e9e8 TS |
449 | /* XXX: DVDs that could fit on a CD will be reported as a CD */ |
450 | static inline int media_present(IDEState *s) | |
451 | { | |
452 | return (s->nb_sectors > 0); | |
453 | } | |
454 | ||
455 | static inline int media_is_dvd(IDEState *s) | |
456 | { | |
457 | return (media_present(s) && s->nb_sectors > CD_MAX_SECTORS); | |
458 | } | |
459 | ||
460 | static inline int media_is_cd(IDEState *s) | |
461 | { | |
462 | return (media_present(s) && s->nb_sectors <= CD_MAX_SECTORS); | |
463 | } | |
464 | ||
98087450 FB |
465 | #define BM_STATUS_DMAING 0x01 |
466 | #define BM_STATUS_ERROR 0x02 | |
467 | #define BM_STATUS_INT 0x04 | |
428c5705 AL |
468 | #define BM_STATUS_DMA_RETRY 0x08 |
469 | #define BM_STATUS_PIO_RETRY 0x10 | |
98087450 FB |
470 | |
471 | #define BM_CMD_START 0x01 | |
472 | #define BM_CMD_READ 0x08 | |
473 | ||
5457c8ce FB |
474 | #define IDE_TYPE_PIIX3 0 |
475 | #define IDE_TYPE_CMD646 1 | |
afcc3cdf | 476 | #define IDE_TYPE_PIIX4 2 |
5457c8ce FB |
477 | |
478 | /* CMD646 specific */ | |
479 | #define MRDMODE 0x71 | |
480 | #define MRDMODE_INTR_CH0 0x04 | |
481 | #define MRDMODE_INTR_CH1 0x08 | |
482 | #define MRDMODE_BLK_CH0 0x10 | |
483 | #define MRDMODE_BLK_CH1 0x20 | |
484 | #define UDIDETCR0 0x73 | |
485 | #define UDIDETCR1 0x7B | |
486 | ||
98087450 FB |
487 | typedef struct BMDMAState { |
488 | uint8_t cmd; | |
489 | uint8_t status; | |
490 | uint32_t addr; | |
3b46e624 | 491 | |
5457c8ce | 492 | struct PCIIDEState *pci_dev; |
98087450 | 493 | /* current transfer state */ |
8ccad811 FB |
494 | uint32_t cur_addr; |
495 | uint32_t cur_prd_last; | |
496 | uint32_t cur_prd_addr; | |
497 | uint32_t cur_prd_len; | |
98087450 | 498 | IDEState *ide_if; |
8ccad811 FB |
499 | BlockDriverCompletionFunc *dma_cb; |
500 | BlockDriverAIOCB *aiocb; | |
c87c0672 AL |
501 | struct iovec iov; |
502 | QEMUIOVector qiov; | |
428c5705 AL |
503 | int64_t sector_num; |
504 | uint32_t nsector; | |
213189ab | 505 | QEMUBH *bh; |
98087450 FB |
506 | } BMDMAState; |
507 | ||
508 | typedef struct PCIIDEState { | |
509 | PCIDevice dev; | |
510 | IDEState ide_if[4]; | |
511 | BMDMAState bmdma[2]; | |
5457c8ce | 512 | int type; /* see IDE_TYPE_xxx */ |
98087450 FB |
513 | } PCIIDEState; |
514 | ||
8ccad811 | 515 | static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb); |
428c5705 | 516 | static void ide_dma_restart(IDEState *s); |
5f12ab4b | 517 | static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret); |
98087450 | 518 | |
5391d806 FB |
519 | static void padstr(char *str, const char *src, int len) |
520 | { | |
521 | int i, v; | |
522 | for(i = 0; i < len; i++) { | |
523 | if (*src) | |
524 | v = *src++; | |
525 | else | |
526 | v = ' '; | |
69b34976 | 527 | str[i^1] = v; |
5391d806 FB |
528 | } |
529 | } | |
530 | ||
bd0d90b2 FB |
531 | static void padstr8(uint8_t *buf, int buf_size, const char *src) |
532 | { | |
533 | int i; | |
534 | for(i = 0; i < buf_size; i++) { | |
535 | if (*src) | |
536 | buf[i] = *src++; | |
537 | else | |
538 | buf[i] = ' '; | |
539 | } | |
540 | } | |
541 | ||
67b915a5 FB |
542 | static void put_le16(uint16_t *p, unsigned int v) |
543 | { | |
0c4ad8dc | 544 | *p = cpu_to_le16(v); |
67b915a5 FB |
545 | } |
546 | ||
5391d806 FB |
547 | static void ide_identify(IDEState *s) |
548 | { | |
549 | uint16_t *p; | |
550 | unsigned int oldsize; | |
551 | ||
94458802 FB |
552 | if (s->identify_set) { |
553 | memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data)); | |
554 | return; | |
555 | } | |
556 | ||
5391d806 FB |
557 | memset(s->io_buffer, 0, 512); |
558 | p = (uint16_t *)s->io_buffer; | |
67b915a5 | 559 | put_le16(p + 0, 0x0040); |
5fafdf24 | 560 | put_le16(p + 1, s->cylinders); |
67b915a5 FB |
561 | put_le16(p + 3, s->heads); |
562 | put_le16(p + 4, 512 * s->sectors); /* XXX: retired, remove ? */ | |
563 | put_le16(p + 5, 512); /* XXX: retired, remove ? */ | |
5fafdf24 | 564 | put_le16(p + 6, s->sectors); |
fa879c64 | 565 | padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ |
67b915a5 FB |
566 | put_le16(p + 20, 3); /* XXX: retired, remove ? */ |
567 | put_le16(p + 21, 512); /* cache size in sectors */ | |
568 | put_le16(p + 22, 4); /* ecc bytes */ | |
60fe76f3 TS |
569 | padstr((char *)(p + 23), QEMU_VERSION, 8); /* firmware version */ |
570 | padstr((char *)(p + 27), "QEMU HARDDISK", 40); /* model */ | |
3b46e624 | 571 | #if MAX_MULT_SECTORS > 1 |
67b915a5 | 572 | put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS); |
5391d806 | 573 | #endif |
67b915a5 | 574 | put_le16(p + 48, 1); /* dword I/O */ |
94458802 | 575 | put_le16(p + 49, (1 << 11) | (1 << 9) | (1 << 8)); /* DMA and LBA supported */ |
67b915a5 FB |
576 | put_le16(p + 51, 0x200); /* PIO transfer cycle */ |
577 | put_le16(p + 52, 0x200); /* DMA transfer cycle */ | |
94458802 | 578 | put_le16(p + 53, 1 | (1 << 1) | (1 << 2)); /* words 54-58,64-70,88 are valid */ |
67b915a5 FB |
579 | put_le16(p + 54, s->cylinders); |
580 | put_le16(p + 55, s->heads); | |
581 | put_le16(p + 56, s->sectors); | |
5391d806 | 582 | oldsize = s->cylinders * s->heads * s->sectors; |
67b915a5 FB |
583 | put_le16(p + 57, oldsize); |
584 | put_le16(p + 58, oldsize >> 16); | |
5391d806 | 585 | if (s->mult_sectors) |
67b915a5 FB |
586 | put_le16(p + 59, 0x100 | s->mult_sectors); |
587 | put_le16(p + 60, s->nb_sectors); | |
588 | put_le16(p + 61, s->nb_sectors >> 16); | |
d1b5c20d | 589 | put_le16(p + 62, 0x07); /* single word dma0-2 supported */ |
94458802 FB |
590 | put_le16(p + 63, 0x07); /* mdma0-2 supported */ |
591 | put_le16(p + 65, 120); | |
592 | put_le16(p + 66, 120); | |
593 | put_le16(p + 67, 120); | |
594 | put_le16(p + 68, 120); | |
595 | put_le16(p + 80, 0xf0); /* ata3 -> ata6 supported */ | |
596 | put_le16(p + 81, 0x16); /* conforms to ata5 */ | |
67b915a5 | 597 | put_le16(p + 82, (1 << 14)); |
c2ff060f FB |
598 | /* 13=flush_cache_ext,12=flush_cache,10=lba48 */ |
599 | put_le16(p + 83, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10)); | |
67b915a5 FB |
600 | put_le16(p + 84, (1 << 14)); |
601 | put_le16(p + 85, (1 << 14)); | |
c2ff060f FB |
602 | /* 13=flush_cache_ext,12=flush_cache,10=lba48 */ |
603 | put_le16(p + 86, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10)); | |
67b915a5 | 604 | put_le16(p + 87, (1 << 14)); |
94458802 FB |
605 | put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */ |
606 | put_le16(p + 93, 1 | (1 << 14) | 0x2000); | |
c2ff060f FB |
607 | put_le16(p + 100, s->nb_sectors); |
608 | put_le16(p + 101, s->nb_sectors >> 16); | |
609 | put_le16(p + 102, s->nb_sectors >> 32); | |
610 | put_le16(p + 103, s->nb_sectors >> 48); | |
94458802 FB |
611 | |
612 | memcpy(s->identify_data, p, sizeof(s->identify_data)); | |
613 | s->identify_set = 1; | |
5391d806 FB |
614 | } |
615 | ||
616 | static void ide_atapi_identify(IDEState *s) | |
617 | { | |
618 | uint16_t *p; | |
619 | ||
94458802 FB |
620 | if (s->identify_set) { |
621 | memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data)); | |
622 | return; | |
623 | } | |
624 | ||
5391d806 FB |
625 | memset(s->io_buffer, 0, 512); |
626 | p = (uint16_t *)s->io_buffer; | |
627 | /* Removable CDROM, 50us response, 12 byte packets */ | |
67b915a5 | 628 | put_le16(p + 0, (2 << 14) | (5 << 8) | (1 << 7) | (2 << 5) | (0 << 0)); |
fa879c64 | 629 | padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ |
67b915a5 FB |
630 | put_le16(p + 20, 3); /* buffer type */ |
631 | put_le16(p + 21, 512); /* cache size in sectors */ | |
632 | put_le16(p + 22, 4); /* ecc bytes */ | |
60fe76f3 | 633 | padstr((char *)(p + 23), QEMU_VERSION, 8); /* firmware version */ |
38cdea7c | 634 | padstr((char *)(p + 27), "QEMU DVD-ROM", 40); /* model */ |
67b915a5 | 635 | put_le16(p + 48, 1); /* dword I/O (XXX: should not be set on CDROM) */ |
8ccad811 FB |
636 | #ifdef USE_DMA_CDROM |
637 | put_le16(p + 49, 1 << 9 | 1 << 8); /* DMA and LBA supported */ | |
638 | put_le16(p + 53, 7); /* words 64-70, 54-58, 88 valid */ | |
d1b5c20d | 639 | put_le16(p + 62, 7); /* single word dma0-2 supported */ |
8ccad811 FB |
640 | put_le16(p + 63, 7); /* mdma0-2 supported */ |
641 | put_le16(p + 64, 0x3f); /* PIO modes supported */ | |
642 | #else | |
67b915a5 FB |
643 | put_le16(p + 49, 1 << 9); /* LBA supported, no DMA */ |
644 | put_le16(p + 53, 3); /* words 64-70, 54-58 valid */ | |
645 | put_le16(p + 63, 0x103); /* DMA modes XXX: may be incorrect */ | |
646 | put_le16(p + 64, 1); /* PIO modes */ | |
8ccad811 | 647 | #endif |
67b915a5 FB |
648 | put_le16(p + 65, 0xb4); /* minimum DMA multiword tx cycle time */ |
649 | put_le16(p + 66, 0xb4); /* recommended DMA multiword tx cycle time */ | |
650 | put_le16(p + 67, 0x12c); /* minimum PIO cycle time without flow control */ | |
651 | put_le16(p + 68, 0xb4); /* minimum PIO cycle time with IORDY flow control */ | |
94458802 | 652 | |
67b915a5 FB |
653 | put_le16(p + 71, 30); /* in ns */ |
654 | put_le16(p + 72, 30); /* in ns */ | |
5391d806 | 655 | |
67b915a5 | 656 | put_le16(p + 80, 0x1e); /* support up to ATA/ATAPI-4 */ |
8ccad811 FB |
657 | #ifdef USE_DMA_CDROM |
658 | put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */ | |
659 | #endif | |
94458802 FB |
660 | memcpy(s->identify_data, p, sizeof(s->identify_data)); |
661 | s->identify_set = 1; | |
5391d806 FB |
662 | } |
663 | ||
201a51fc AZ |
664 | static void ide_cfata_identify(IDEState *s) |
665 | { | |
666 | uint16_t *p; | |
667 | uint32_t cur_sec; | |
201a51fc AZ |
668 | |
669 | p = (uint16_t *) s->identify_data; | |
670 | if (s->identify_set) | |
671 | goto fill_buffer; | |
672 | ||
673 | memset(p, 0, sizeof(s->identify_data)); | |
674 | ||
675 | cur_sec = s->cylinders * s->heads * s->sectors; | |
676 | ||
677 | put_le16(p + 0, 0x848a); /* CF Storage Card signature */ | |
678 | put_le16(p + 1, s->cylinders); /* Default cylinders */ | |
679 | put_le16(p + 3, s->heads); /* Default heads */ | |
680 | put_le16(p + 6, s->sectors); /* Default sectors per track */ | |
681 | put_le16(p + 7, s->nb_sectors >> 16); /* Sectors per card */ | |
682 | put_le16(p + 8, s->nb_sectors); /* Sectors per card */ | |
fa879c64 | 683 | padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */ |
201a51fc | 684 | put_le16(p + 22, 0x0004); /* ECC bytes */ |
60fe76f3 TS |
685 | padstr((char *) (p + 23), QEMU_VERSION, 8); /* Firmware Revision */ |
686 | padstr((char *) (p + 27), "QEMU MICRODRIVE", 40);/* Model number */ | |
201a51fc AZ |
687 | #if MAX_MULT_SECTORS > 1 |
688 | put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS); | |
689 | #else | |
690 | put_le16(p + 47, 0x0000); | |
691 | #endif | |
692 | put_le16(p + 49, 0x0f00); /* Capabilities */ | |
693 | put_le16(p + 51, 0x0002); /* PIO cycle timing mode */ | |
694 | put_le16(p + 52, 0x0001); /* DMA cycle timing mode */ | |
695 | put_le16(p + 53, 0x0003); /* Translation params valid */ | |
696 | put_le16(p + 54, s->cylinders); /* Current cylinders */ | |
697 | put_le16(p + 55, s->heads); /* Current heads */ | |
698 | put_le16(p + 56, s->sectors); /* Current sectors */ | |
699 | put_le16(p + 57, cur_sec); /* Current capacity */ | |
700 | put_le16(p + 58, cur_sec >> 16); /* Current capacity */ | |
701 | if (s->mult_sectors) /* Multiple sector setting */ | |
702 | put_le16(p + 59, 0x100 | s->mult_sectors); | |
703 | put_le16(p + 60, s->nb_sectors); /* Total LBA sectors */ | |
704 | put_le16(p + 61, s->nb_sectors >> 16); /* Total LBA sectors */ | |
705 | put_le16(p + 63, 0x0203); /* Multiword DMA capability */ | |
706 | put_le16(p + 64, 0x0001); /* Flow Control PIO support */ | |
707 | put_le16(p + 65, 0x0096); /* Min. Multiword DMA cycle */ | |
708 | put_le16(p + 66, 0x0096); /* Rec. Multiword DMA cycle */ | |
709 | put_le16(p + 68, 0x00b4); /* Min. PIO cycle time */ | |
710 | put_le16(p + 82, 0x400c); /* Command Set supported */ | |
711 | put_le16(p + 83, 0x7068); /* Command Set supported */ | |
712 | put_le16(p + 84, 0x4000); /* Features supported */ | |
713 | put_le16(p + 85, 0x000c); /* Command Set enabled */ | |
714 | put_le16(p + 86, 0x7044); /* Command Set enabled */ | |
715 | put_le16(p + 87, 0x4000); /* Features enabled */ | |
716 | put_le16(p + 91, 0x4060); /* Current APM level */ | |
717 | put_le16(p + 129, 0x0002); /* Current features option */ | |
718 | put_le16(p + 130, 0x0005); /* Reassigned sectors */ | |
719 | put_le16(p + 131, 0x0001); /* Initial power mode */ | |
720 | put_le16(p + 132, 0x0000); /* User signature */ | |
721 | put_le16(p + 160, 0x8100); /* Power requirement */ | |
722 | put_le16(p + 161, 0x8001); /* CF command set */ | |
723 | ||
724 | s->identify_set = 1; | |
725 | ||
726 | fill_buffer: | |
727 | memcpy(s->io_buffer, p, sizeof(s->identify_data)); | |
728 | } | |
729 | ||
5391d806 FB |
730 | static void ide_set_signature(IDEState *s) |
731 | { | |
732 | s->select &= 0xf0; /* clear head */ | |
733 | /* put signature */ | |
734 | s->nsector = 1; | |
735 | s->sector = 1; | |
736 | if (s->is_cdrom) { | |
737 | s->lcyl = 0x14; | |
738 | s->hcyl = 0xeb; | |
739 | } else if (s->bs) { | |
740 | s->lcyl = 0; | |
741 | s->hcyl = 0; | |
742 | } else { | |
743 | s->lcyl = 0xff; | |
744 | s->hcyl = 0xff; | |
745 | } | |
746 | } | |
747 | ||
748 | static inline void ide_abort_command(IDEState *s) | |
749 | { | |
750 | s->status = READY_STAT | ERR_STAT; | |
751 | s->error = ABRT_ERR; | |
752 | } | |
753 | ||
5604e090 AZ |
754 | static inline void ide_dma_submit_check(IDEState *s, |
755 | BlockDriverCompletionFunc *dma_cb, BMDMAState *bm) | |
756 | { | |
757 | if (bm->aiocb) | |
758 | return; | |
759 | dma_cb(bm, -1); | |
760 | } | |
761 | ||
5391d806 FB |
762 | static inline void ide_set_irq(IDEState *s) |
763 | { | |
98ff7d30 | 764 | BMDMAState *bm = s->bmdma; |
5391d806 | 765 | if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) { |
5457c8ce | 766 | if (bm) { |
98ff7d30 | 767 | bm->status |= BM_STATUS_INT; |
5457c8ce | 768 | } |
d537cf6c | 769 | qemu_irq_raise(s->irq); |
5391d806 FB |
770 | } |
771 | } | |
772 | ||
773 | /* prepare data transfer and tell what to do after */ | |
5fafdf24 | 774 | static void ide_transfer_start(IDEState *s, uint8_t *buf, int size, |
5391d806 FB |
775 | EndTransferFunc *end_transfer_func) |
776 | { | |
777 | s->end_transfer_func = end_transfer_func; | |
778 | s->data_ptr = buf; | |
779 | s->data_end = buf + size; | |
7603d156 TS |
780 | if (!(s->status & ERR_STAT)) |
781 | s->status |= DRQ_STAT; | |
5391d806 FB |
782 | } |
783 | ||
784 | static void ide_transfer_stop(IDEState *s) | |
785 | { | |
786 | s->end_transfer_func = ide_transfer_stop; | |
787 | s->data_ptr = s->io_buffer; | |
788 | s->data_end = s->io_buffer; | |
789 | s->status &= ~DRQ_STAT; | |
790 | } | |
791 | ||
792 | static int64_t ide_get_sector(IDEState *s) | |
793 | { | |
794 | int64_t sector_num; | |
795 | if (s->select & 0x40) { | |
796 | /* lba */ | |
c2ff060f FB |
797 | if (!s->lba48) { |
798 | sector_num = ((s->select & 0x0f) << 24) | (s->hcyl << 16) | | |
799 | (s->lcyl << 8) | s->sector; | |
800 | } else { | |
801 | sector_num = ((int64_t)s->hob_hcyl << 40) | | |
802 | ((int64_t) s->hob_lcyl << 32) | | |
803 | ((int64_t) s->hob_sector << 24) | | |
804 | ((int64_t) s->hcyl << 16) | | |
805 | ((int64_t) s->lcyl << 8) | s->sector; | |
806 | } | |
5391d806 FB |
807 | } else { |
808 | sector_num = ((s->hcyl << 8) | s->lcyl) * s->heads * s->sectors + | |
c2ff060f | 809 | (s->select & 0x0f) * s->sectors + (s->sector - 1); |
5391d806 FB |
810 | } |
811 | return sector_num; | |
812 | } | |
813 | ||
814 | static void ide_set_sector(IDEState *s, int64_t sector_num) | |
815 | { | |
816 | unsigned int cyl, r; | |
817 | if (s->select & 0x40) { | |
c2ff060f FB |
818 | if (!s->lba48) { |
819 | s->select = (s->select & 0xf0) | (sector_num >> 24); | |
820 | s->hcyl = (sector_num >> 16); | |
821 | s->lcyl = (sector_num >> 8); | |
822 | s->sector = (sector_num); | |
823 | } else { | |
824 | s->sector = sector_num; | |
825 | s->lcyl = sector_num >> 8; | |
826 | s->hcyl = sector_num >> 16; | |
827 | s->hob_sector = sector_num >> 24; | |
828 | s->hob_lcyl = sector_num >> 32; | |
829 | s->hob_hcyl = sector_num >> 40; | |
830 | } | |
5391d806 FB |
831 | } else { |
832 | cyl = sector_num / (s->heads * s->sectors); | |
833 | r = sector_num % (s->heads * s->sectors); | |
834 | s->hcyl = cyl >> 8; | |
835 | s->lcyl = cyl; | |
1b8eb456 | 836 | s->select = (s->select & 0xf0) | ((r / s->sectors) & 0x0f); |
5391d806 FB |
837 | s->sector = (r % s->sectors) + 1; |
838 | } | |
839 | } | |
840 | ||
e162cfb0 AZ |
841 | static void ide_rw_error(IDEState *s) { |
842 | ide_abort_command(s); | |
843 | ide_set_irq(s); | |
844 | } | |
845 | ||
5391d806 FB |
846 | static void ide_sector_read(IDEState *s) |
847 | { | |
848 | int64_t sector_num; | |
849 | int ret, n; | |
850 | ||
851 | s->status = READY_STAT | SEEK_STAT; | |
a136e5a8 | 852 | s->error = 0; /* not needed by IDE spec, but needed by Windows */ |
5391d806 FB |
853 | sector_num = ide_get_sector(s); |
854 | n = s->nsector; | |
855 | if (n == 0) { | |
856 | /* no more sector to read from disk */ | |
857 | ide_transfer_stop(s); | |
858 | } else { | |
859 | #if defined(DEBUG_IDE) | |
18c5f8ea | 860 | printf("read sector=%" PRId64 "\n", sector_num); |
5391d806 FB |
861 | #endif |
862 | if (n > s->req_nb_sectors) | |
863 | n = s->req_nb_sectors; | |
864 | ret = bdrv_read(s->bs, sector_num, s->io_buffer, n); | |
e162cfb0 AZ |
865 | if (ret != 0) { |
866 | ide_rw_error(s); | |
867 | return; | |
868 | } | |
5391d806 FB |
869 | ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_read); |
870 | ide_set_irq(s); | |
871 | ide_set_sector(s, sector_num + n); | |
872 | s->nsector -= n; | |
873 | } | |
874 | } | |
875 | ||
7aea4412 AL |
876 | |
877 | /* return 0 if buffer completed */ | |
878 | static int dma_buf_prepare(BMDMAState *bm, int is_write) | |
879 | { | |
880 | IDEState *s = bm->ide_if; | |
881 | struct { | |
882 | uint32_t addr; | |
883 | uint32_t size; | |
884 | } prd; | |
885 | int l, len; | |
7aea4412 | 886 | |
1fb8648d | 887 | qemu_sglist_init(&s->sg, s->nsector / (TARGET_PAGE_SIZE/512) + 1); |
7aea4412 AL |
888 | s->io_buffer_size = 0; |
889 | for(;;) { | |
890 | if (bm->cur_prd_len == 0) { | |
891 | /* end of table (with a fail safe of one page) */ | |
892 | if (bm->cur_prd_last || | |
893 | (bm->cur_addr - bm->addr) >= 4096) | |
894 | return s->io_buffer_size != 0; | |
895 | cpu_physical_memory_read(bm->cur_addr, (uint8_t *)&prd, 8); | |
896 | bm->cur_addr += 8; | |
897 | prd.addr = le32_to_cpu(prd.addr); | |
898 | prd.size = le32_to_cpu(prd.size); | |
899 | len = prd.size & 0xfffe; | |
900 | if (len == 0) | |
901 | len = 0x10000; | |
902 | bm->cur_prd_len = len; | |
903 | bm->cur_prd_addr = prd.addr; | |
904 | bm->cur_prd_last = (prd.size & 0x80000000); | |
905 | } | |
906 | l = bm->cur_prd_len; | |
907 | if (l > 0) { | |
1fb8648d AL |
908 | qemu_sglist_add(&s->sg, bm->cur_prd_addr, l); |
909 | bm->cur_prd_addr += l; | |
910 | bm->cur_prd_len -= l; | |
911 | s->io_buffer_size += l; | |
7aea4412 AL |
912 | } |
913 | } | |
914 | return 1; | |
915 | } | |
916 | ||
917 | static void dma_buf_commit(IDEState *s, int is_write) | |
918 | { | |
1fb8648d | 919 | qemu_sglist_destroy(&s->sg); |
7aea4412 AL |
920 | } |
921 | ||
e162cfb0 AZ |
922 | static void ide_dma_error(IDEState *s) |
923 | { | |
924 | ide_transfer_stop(s); | |
925 | s->error = ABRT_ERR; | |
926 | s->status = READY_STAT | ERR_STAT; | |
927 | ide_set_irq(s); | |
928 | } | |
929 | ||
428c5705 AL |
930 | static int ide_handle_write_error(IDEState *s, int error, int op) |
931 | { | |
932 | BlockInterfaceErrorAction action = drive_get_onerror(s->bs); | |
933 | ||
934 | if (action == BLOCK_ERR_IGNORE) | |
935 | return 0; | |
936 | ||
937 | if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC) | |
938 | || action == BLOCK_ERR_STOP_ANY) { | |
939 | s->bmdma->ide_if = s; | |
940 | s->bmdma->status |= op; | |
941 | vm_stop(0); | |
942 | } else { | |
7aea4412 AL |
943 | if (op == BM_STATUS_DMA_RETRY) { |
944 | dma_buf_commit(s, 0); | |
428c5705 | 945 | ide_dma_error(s); |
7aea4412 | 946 | } else { |
428c5705 | 947 | ide_rw_error(s); |
7aea4412 | 948 | } |
428c5705 AL |
949 | } |
950 | ||
951 | return 1; | |
952 | } | |
953 | ||
8ccad811 FB |
954 | /* return 0 if buffer completed */ |
955 | static int dma_buf_rw(BMDMAState *bm, int is_write) | |
98087450 | 956 | { |
8ccad811 FB |
957 | IDEState *s = bm->ide_if; |
958 | struct { | |
959 | uint32_t addr; | |
960 | uint32_t size; | |
961 | } prd; | |
962 | int l, len; | |
98087450 | 963 | |
8ccad811 FB |
964 | for(;;) { |
965 | l = s->io_buffer_size - s->io_buffer_index; | |
5fafdf24 | 966 | if (l <= 0) |
8ccad811 FB |
967 | break; |
968 | if (bm->cur_prd_len == 0) { | |
969 | /* end of table (with a fail safe of one page) */ | |
970 | if (bm->cur_prd_last || | |
971 | (bm->cur_addr - bm->addr) >= 4096) | |
972 | return 0; | |
973 | cpu_physical_memory_read(bm->cur_addr, (uint8_t *)&prd, 8); | |
974 | bm->cur_addr += 8; | |
975 | prd.addr = le32_to_cpu(prd.addr); | |
976 | prd.size = le32_to_cpu(prd.size); | |
977 | len = prd.size & 0xfffe; | |
978 | if (len == 0) | |
979 | len = 0x10000; | |
980 | bm->cur_prd_len = len; | |
981 | bm->cur_prd_addr = prd.addr; | |
982 | bm->cur_prd_last = (prd.size & 0x80000000); | |
983 | } | |
984 | if (l > bm->cur_prd_len) | |
985 | l = bm->cur_prd_len; | |
986 | if (l > 0) { | |
987 | if (is_write) { | |
5fafdf24 | 988 | cpu_physical_memory_write(bm->cur_prd_addr, |
8ccad811 FB |
989 | s->io_buffer + s->io_buffer_index, l); |
990 | } else { | |
5fafdf24 | 991 | cpu_physical_memory_read(bm->cur_prd_addr, |
8ccad811 FB |
992 | s->io_buffer + s->io_buffer_index, l); |
993 | } | |
994 | bm->cur_prd_addr += l; | |
995 | bm->cur_prd_len -= l; | |
996 | s->io_buffer_index += l; | |
98087450 | 997 | } |
98087450 | 998 | } |
8ccad811 FB |
999 | return 1; |
1000 | } | |
1001 | ||
8ccad811 FB |
1002 | static void ide_read_dma_cb(void *opaque, int ret) |
1003 | { | |
1004 | BMDMAState *bm = opaque; | |
1005 | IDEState *s = bm->ide_if; | |
1006 | int n; | |
1007 | int64_t sector_num; | |
1008 | ||
e162cfb0 | 1009 | if (ret < 0) { |
7aea4412 | 1010 | dma_buf_commit(s, 1); |
e162cfb0 AZ |
1011 | ide_dma_error(s); |
1012 | return; | |
1013 | } | |
1014 | ||
8ccad811 FB |
1015 | n = s->io_buffer_size >> 9; |
1016 | sector_num = ide_get_sector(s); | |
1017 | if (n > 0) { | |
7aea4412 | 1018 | dma_buf_commit(s, 1); |
8ccad811 FB |
1019 | sector_num += n; |
1020 | ide_set_sector(s, sector_num); | |
1021 | s->nsector -= n; | |
8ccad811 FB |
1022 | } |
1023 | ||
1024 | /* end of transfer ? */ | |
1025 | if (s->nsector == 0) { | |
98087450 FB |
1026 | s->status = READY_STAT | SEEK_STAT; |
1027 | ide_set_irq(s); | |
8ccad811 FB |
1028 | eot: |
1029 | bm->status &= ~BM_STATUS_DMAING; | |
1030 | bm->status |= BM_STATUS_INT; | |
1031 | bm->dma_cb = NULL; | |
1032 | bm->ide_if = NULL; | |
1033 | bm->aiocb = NULL; | |
1034 | return; | |
98087450 | 1035 | } |
8ccad811 FB |
1036 | |
1037 | /* launch next transfer */ | |
1038 | n = s->nsector; | |
8ccad811 FB |
1039 | s->io_buffer_index = 0; |
1040 | s->io_buffer_size = n * 512; | |
7aea4412 AL |
1041 | if (dma_buf_prepare(bm, 1) == 0) |
1042 | goto eot; | |
8ccad811 | 1043 | #ifdef DEBUG_AIO |
5df23f53 | 1044 | printf("aio_read: sector_num=%" PRId64 " n=%d\n", sector_num, n); |
8ccad811 | 1045 | #endif |
1fb8648d | 1046 | bm->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num, ide_read_dma_cb, bm); |
5604e090 | 1047 | ide_dma_submit_check(s, ide_read_dma_cb, bm); |
98087450 FB |
1048 | } |
1049 | ||
1050 | static void ide_sector_read_dma(IDEState *s) | |
1051 | { | |
8ccad811 | 1052 | s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT; |
98087450 FB |
1053 | s->io_buffer_index = 0; |
1054 | s->io_buffer_size = 0; | |
e3007e66 | 1055 | s->is_read = 1; |
98087450 FB |
1056 | ide_dma_start(s, ide_read_dma_cb); |
1057 | } | |
1058 | ||
a09db21f FB |
1059 | static void ide_sector_write_timer_cb(void *opaque) |
1060 | { | |
1061 | IDEState *s = opaque; | |
1062 | ide_set_irq(s); | |
1063 | } | |
1064 | ||
5391d806 FB |
1065 | static void ide_sector_write(IDEState *s) |
1066 | { | |
1067 | int64_t sector_num; | |
31c2a146 | 1068 | int ret, n, n1; |
5391d806 FB |
1069 | |
1070 | s->status = READY_STAT | SEEK_STAT; | |
1071 | sector_num = ide_get_sector(s); | |
1072 | #if defined(DEBUG_IDE) | |
18c5f8ea | 1073 | printf("write sector=%" PRId64 "\n", sector_num); |
5391d806 FB |
1074 | #endif |
1075 | n = s->nsector; | |
1076 | if (n > s->req_nb_sectors) | |
1077 | n = s->req_nb_sectors; | |
31c2a146 | 1078 | ret = bdrv_write(s->bs, sector_num, s->io_buffer, n); |
428c5705 | 1079 | |
e162cfb0 | 1080 | if (ret != 0) { |
428c5705 AL |
1081 | if (ide_handle_write_error(s, -ret, BM_STATUS_PIO_RETRY)) |
1082 | return; | |
e162cfb0 AZ |
1083 | } |
1084 | ||
5391d806 FB |
1085 | s->nsector -= n; |
1086 | if (s->nsector == 0) { | |
292eef5a | 1087 | /* no more sectors to write */ |
5391d806 FB |
1088 | ide_transfer_stop(s); |
1089 | } else { | |
1090 | n1 = s->nsector; | |
1091 | if (n1 > s->req_nb_sectors) | |
1092 | n1 = s->req_nb_sectors; | |
1093 | ide_transfer_start(s, s->io_buffer, 512 * n1, ide_sector_write); | |
1094 | } | |
1095 | ide_set_sector(s, sector_num + n); | |
3b46e624 | 1096 | |
31c2a146 TS |
1097 | #ifdef TARGET_I386 |
1098 | if (win2k_install_hack && ((++s->irq_count % 16) == 0)) { | |
1099 | /* It seems there is a bug in the Windows 2000 installer HDD | |
1100 | IDE driver which fills the disk with empty logs when the | |
1101 | IDE write IRQ comes too early. This hack tries to correct | |
1102 | that at the expense of slower write performances. Use this | |
1103 | option _only_ to install Windows 2000. You must disable it | |
1104 | for normal use. */ | |
1105 | qemu_mod_timer(s->sector_write_timer, | |
1106 | qemu_get_clock(vm_clock) + (ticks_per_sec / 1000)); | |
1107 | } else | |
1108 | #endif | |
1109 | { | |
1110 | ide_set_irq(s); | |
1111 | } | |
5391d806 FB |
1112 | } |
1113 | ||
213189ab | 1114 | static void ide_dma_restart_bh(void *opaque) |
428c5705 AL |
1115 | { |
1116 | BMDMAState *bm = opaque; | |
213189ab MA |
1117 | |
1118 | qemu_bh_delete(bm->bh); | |
1119 | bm->bh = NULL; | |
1120 | ||
428c5705 AL |
1121 | if (bm->status & BM_STATUS_DMA_RETRY) { |
1122 | bm->status &= ~BM_STATUS_DMA_RETRY; | |
1123 | ide_dma_restart(bm->ide_if); | |
1124 | } else if (bm->status & BM_STATUS_PIO_RETRY) { | |
1125 | bm->status &= ~BM_STATUS_PIO_RETRY; | |
1126 | ide_sector_write(bm->ide_if); | |
1127 | } | |
1128 | } | |
1129 | ||
213189ab MA |
1130 | static void ide_dma_restart_cb(void *opaque, int running, int reason) |
1131 | { | |
1132 | BMDMAState *bm = opaque; | |
1133 | ||
1134 | if (!running) | |
1135 | return; | |
1136 | ||
1137 | if (!bm->bh) { | |
1138 | bm->bh = qemu_bh_new(ide_dma_restart_bh, bm); | |
1139 | qemu_bh_schedule(bm->bh); | |
1140 | } | |
1141 | } | |
1142 | ||
8ccad811 | 1143 | static void ide_write_dma_cb(void *opaque, int ret) |
98087450 | 1144 | { |
8ccad811 FB |
1145 | BMDMAState *bm = opaque; |
1146 | IDEState *s = bm->ide_if; | |
1147 | int n; | |
98087450 FB |
1148 | int64_t sector_num; |
1149 | ||
e162cfb0 | 1150 | if (ret < 0) { |
428c5705 AL |
1151 | if (ide_handle_write_error(s, -ret, BM_STATUS_DMA_RETRY)) |
1152 | return; | |
e162cfb0 AZ |
1153 | } |
1154 | ||
8ccad811 FB |
1155 | n = s->io_buffer_size >> 9; |
1156 | sector_num = ide_get_sector(s); | |
1157 | if (n > 0) { | |
7aea4412 | 1158 | dma_buf_commit(s, 0); |
8ccad811 FB |
1159 | sector_num += n; |
1160 | ide_set_sector(s, sector_num); | |
1161 | s->nsector -= n; | |
98087450 | 1162 | } |
98087450 | 1163 | |
8ccad811 FB |
1164 | /* end of transfer ? */ |
1165 | if (s->nsector == 0) { | |
1166 | s->status = READY_STAT | SEEK_STAT; | |
1167 | ide_set_irq(s); | |
1168 | eot: | |
1169 | bm->status &= ~BM_STATUS_DMAING; | |
1170 | bm->status |= BM_STATUS_INT; | |
1171 | bm->dma_cb = NULL; | |
1172 | bm->ide_if = NULL; | |
1173 | bm->aiocb = NULL; | |
1174 | return; | |
1175 | } | |
1176 | ||
98087450 | 1177 | n = s->nsector; |
98087450 | 1178 | s->io_buffer_size = n * 512; |
7aea4412 AL |
1179 | /* launch next transfer */ |
1180 | if (dma_buf_prepare(bm, 0) == 0) | |
8ccad811 FB |
1181 | goto eot; |
1182 | #ifdef DEBUG_AIO | |
5df23f53 | 1183 | printf("aio_write: sector_num=%" PRId64 " n=%d\n", sector_num, n); |
8ccad811 | 1184 | #endif |
1fb8648d | 1185 | bm->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num, ide_write_dma_cb, bm); |
5604e090 | 1186 | ide_dma_submit_check(s, ide_write_dma_cb, bm); |
8ccad811 FB |
1187 | } |
1188 | ||
1189 | static void ide_sector_write_dma(IDEState *s) | |
1190 | { | |
1191 | s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT; | |
1192 | s->io_buffer_index = 0; | |
1193 | s->io_buffer_size = 0; | |
e3007e66 | 1194 | s->is_read = 0; |
98087450 FB |
1195 | ide_dma_start(s, ide_write_dma_cb); |
1196 | } | |
1197 | ||
5391d806 FB |
1198 | static void ide_atapi_cmd_ok(IDEState *s) |
1199 | { | |
1200 | s->error = 0; | |
41a2b959 | 1201 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
1202 | s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD; |
1203 | ide_set_irq(s); | |
1204 | } | |
1205 | ||
1206 | static void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc) | |
1207 | { | |
1208 | #ifdef DEBUG_IDE_ATAPI | |
1209 | printf("atapi_cmd_error: sense=0x%x asc=0x%x\n", sense_key, asc); | |
1210 | #endif | |
1211 | s->error = sense_key << 4; | |
1212 | s->status = READY_STAT | ERR_STAT; | |
1213 | s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD; | |
1214 | s->sense_key = sense_key; | |
1215 | s->asc = asc; | |
1216 | ide_set_irq(s); | |
1217 | } | |
1218 | ||
9118e7f0 AL |
1219 | static void ide_atapi_cmd_check_status(IDEState *s) |
1220 | { | |
1221 | #ifdef DEBUG_IDE_ATAPI | |
1222 | printf("atapi_cmd_check_status\n"); | |
1223 | #endif | |
1224 | s->error = MC_ERR | (SENSE_UNIT_ATTENTION << 4); | |
1225 | s->status = ERR_STAT; | |
1226 | s->nsector = 0; | |
1227 | ide_set_irq(s); | |
1228 | } | |
1229 | ||
5391d806 FB |
1230 | static inline void cpu_to_ube16(uint8_t *buf, int val) |
1231 | { | |
1232 | buf[0] = val >> 8; | |
9e622b15 | 1233 | buf[1] = val & 0xff; |
5391d806 FB |
1234 | } |
1235 | ||
1236 | static inline void cpu_to_ube32(uint8_t *buf, unsigned int val) | |
1237 | { | |
1238 | buf[0] = val >> 24; | |
1239 | buf[1] = val >> 16; | |
1240 | buf[2] = val >> 8; | |
9e622b15 | 1241 | buf[3] = val & 0xff; |
5391d806 FB |
1242 | } |
1243 | ||
1244 | static inline int ube16_to_cpu(const uint8_t *buf) | |
1245 | { | |
1246 | return (buf[0] << 8) | buf[1]; | |
1247 | } | |
1248 | ||
1249 | static inline int ube32_to_cpu(const uint8_t *buf) | |
1250 | { | |
1251 | return (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; | |
1252 | } | |
1253 | ||
98087450 FB |
1254 | static void lba_to_msf(uint8_t *buf, int lba) |
1255 | { | |
1256 | lba += 150; | |
1257 | buf[0] = (lba / 75) / 60; | |
1258 | buf[1] = (lba / 75) % 60; | |
1259 | buf[2] = lba % 75; | |
1260 | } | |
1261 | ||
8ccad811 FB |
1262 | static void cd_data_to_raw(uint8_t *buf, int lba) |
1263 | { | |
1264 | /* sync bytes */ | |
1265 | buf[0] = 0x00; | |
1266 | memset(buf + 1, 0xff, 10); | |
1267 | buf[11] = 0x00; | |
1268 | buf += 12; | |
1269 | /* MSF */ | |
1270 | lba_to_msf(buf, lba); | |
1271 | buf[3] = 0x01; /* mode 1 data */ | |
1272 | buf += 4; | |
1273 | /* data */ | |
1274 | buf += 2048; | |
1275 | /* XXX: ECC not computed */ | |
1276 | memset(buf, 0, 288); | |
1277 | } | |
1278 | ||
5fafdf24 | 1279 | static int cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf, |
98087450 FB |
1280 | int sector_size) |
1281 | { | |
66c6ef76 FB |
1282 | int ret; |
1283 | ||
98087450 FB |
1284 | switch(sector_size) { |
1285 | case 2048: | |
66c6ef76 | 1286 | ret = bdrv_read(bs, (int64_t)lba << 2, buf, 4); |
98087450 FB |
1287 | break; |
1288 | case 2352: | |
66c6ef76 FB |
1289 | ret = bdrv_read(bs, (int64_t)lba << 2, buf + 16, 4); |
1290 | if (ret < 0) | |
1291 | return ret; | |
8ccad811 | 1292 | cd_data_to_raw(buf, lba); |
98087450 FB |
1293 | break; |
1294 | default: | |
66c6ef76 | 1295 | ret = -EIO; |
98087450 FB |
1296 | break; |
1297 | } | |
66c6ef76 FB |
1298 | return ret; |
1299 | } | |
1300 | ||
1301 | static void ide_atapi_io_error(IDEState *s, int ret) | |
1302 | { | |
1303 | /* XXX: handle more errors */ | |
1304 | if (ret == -ENOMEDIUM) { | |
5fafdf24 | 1305 | ide_atapi_cmd_error(s, SENSE_NOT_READY, |
66c6ef76 FB |
1306 | ASC_MEDIUM_NOT_PRESENT); |
1307 | } else { | |
5fafdf24 | 1308 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
66c6ef76 FB |
1309 | ASC_LOGICAL_BLOCK_OOR); |
1310 | } | |
98087450 FB |
1311 | } |
1312 | ||
5391d806 FB |
1313 | /* The whole ATAPI transfer logic is handled in this function */ |
1314 | static void ide_atapi_cmd_reply_end(IDEState *s) | |
1315 | { | |
66c6ef76 | 1316 | int byte_count_limit, size, ret; |
5391d806 | 1317 | #ifdef DEBUG_IDE_ATAPI |
5fafdf24 | 1318 | printf("reply: tx_size=%d elem_tx_size=%d index=%d\n", |
5391d806 FB |
1319 | s->packet_transfer_size, |
1320 | s->elementary_transfer_size, | |
1321 | s->io_buffer_index); | |
1322 | #endif | |
1323 | if (s->packet_transfer_size <= 0) { | |
1324 | /* end of transfer */ | |
1325 | ide_transfer_stop(s); | |
41a2b959 | 1326 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
1327 | s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD; |
1328 | ide_set_irq(s); | |
1329 | #ifdef DEBUG_IDE_ATAPI | |
1330 | printf("status=0x%x\n", s->status); | |
1331 | #endif | |
1332 | } else { | |
1333 | /* see if a new sector must be read */ | |
98087450 | 1334 | if (s->lba != -1 && s->io_buffer_index >= s->cd_sector_size) { |
66c6ef76 FB |
1335 | ret = cd_read_sector(s->bs, s->lba, s->io_buffer, s->cd_sector_size); |
1336 | if (ret < 0) { | |
1337 | ide_transfer_stop(s); | |
1338 | ide_atapi_io_error(s, ret); | |
1339 | return; | |
1340 | } | |
5391d806 FB |
1341 | s->lba++; |
1342 | s->io_buffer_index = 0; | |
1343 | } | |
1344 | if (s->elementary_transfer_size > 0) { | |
1345 | /* there are some data left to transmit in this elementary | |
1346 | transfer */ | |
98087450 | 1347 | size = s->cd_sector_size - s->io_buffer_index; |
5391d806 FB |
1348 | if (size > s->elementary_transfer_size) |
1349 | size = s->elementary_transfer_size; | |
5fafdf24 | 1350 | ide_transfer_start(s, s->io_buffer + s->io_buffer_index, |
5391d806 FB |
1351 | size, ide_atapi_cmd_reply_end); |
1352 | s->packet_transfer_size -= size; | |
1353 | s->elementary_transfer_size -= size; | |
1354 | s->io_buffer_index += size; | |
1355 | } else { | |
1356 | /* a new transfer is needed */ | |
1357 | s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO; | |
1358 | byte_count_limit = s->lcyl | (s->hcyl << 8); | |
1359 | #ifdef DEBUG_IDE_ATAPI | |
1360 | printf("byte_count_limit=%d\n", byte_count_limit); | |
1361 | #endif | |
1362 | if (byte_count_limit == 0xffff) | |
1363 | byte_count_limit--; | |
1364 | size = s->packet_transfer_size; | |
1365 | if (size > byte_count_limit) { | |
1366 | /* byte count limit must be even if this case */ | |
1367 | if (byte_count_limit & 1) | |
1368 | byte_count_limit--; | |
1369 | size = byte_count_limit; | |
5391d806 | 1370 | } |
a136e5a8 FB |
1371 | s->lcyl = size; |
1372 | s->hcyl = size >> 8; | |
5391d806 FB |
1373 | s->elementary_transfer_size = size; |
1374 | /* we cannot transmit more than one sector at a time */ | |
1375 | if (s->lba != -1) { | |
98087450 FB |
1376 | if (size > (s->cd_sector_size - s->io_buffer_index)) |
1377 | size = (s->cd_sector_size - s->io_buffer_index); | |
5391d806 | 1378 | } |
5fafdf24 | 1379 | ide_transfer_start(s, s->io_buffer + s->io_buffer_index, |
5391d806 FB |
1380 | size, ide_atapi_cmd_reply_end); |
1381 | s->packet_transfer_size -= size; | |
1382 | s->elementary_transfer_size -= size; | |
1383 | s->io_buffer_index += size; | |
1384 | ide_set_irq(s); | |
1385 | #ifdef DEBUG_IDE_ATAPI | |
1386 | printf("status=0x%x\n", s->status); | |
1387 | #endif | |
1388 | } | |
1389 | } | |
1390 | } | |
1391 | ||
1392 | /* send a reply of 'size' bytes in s->io_buffer to an ATAPI command */ | |
1393 | static void ide_atapi_cmd_reply(IDEState *s, int size, int max_size) | |
1394 | { | |
1395 | if (size > max_size) | |
1396 | size = max_size; | |
1397 | s->lba = -1; /* no sector read */ | |
1398 | s->packet_transfer_size = size; | |
5f12ab4b | 1399 | s->io_buffer_size = size; /* dma: send the reply data as one chunk */ |
5391d806 FB |
1400 | s->elementary_transfer_size = 0; |
1401 | s->io_buffer_index = 0; | |
1402 | ||
5f12ab4b | 1403 | if (s->atapi_dma) { |
41a2b959 | 1404 | s->status = READY_STAT | SEEK_STAT | DRQ_STAT; |
5f12ab4b TS |
1405 | ide_dma_start(s, ide_atapi_cmd_read_dma_cb); |
1406 | } else { | |
41a2b959 | 1407 | s->status = READY_STAT | SEEK_STAT; |
5f12ab4b TS |
1408 | ide_atapi_cmd_reply_end(s); |
1409 | } | |
5391d806 FB |
1410 | } |
1411 | ||
1412 | /* start a CD-CDROM read command */ | |
98087450 FB |
1413 | static void ide_atapi_cmd_read_pio(IDEState *s, int lba, int nb_sectors, |
1414 | int sector_size) | |
5391d806 | 1415 | { |
5391d806 | 1416 | s->lba = lba; |
98087450 | 1417 | s->packet_transfer_size = nb_sectors * sector_size; |
5391d806 | 1418 | s->elementary_transfer_size = 0; |
98087450 FB |
1419 | s->io_buffer_index = sector_size; |
1420 | s->cd_sector_size = sector_size; | |
5391d806 | 1421 | |
41a2b959 | 1422 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
1423 | ide_atapi_cmd_reply_end(s); |
1424 | } | |
1425 | ||
98087450 | 1426 | /* ATAPI DMA support */ |
8ccad811 FB |
1427 | |
1428 | /* XXX: handle read errors */ | |
1429 | static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret) | |
98087450 | 1430 | { |
8ccad811 FB |
1431 | BMDMAState *bm = opaque; |
1432 | IDEState *s = bm->ide_if; | |
1433 | int data_offset, n; | |
1434 | ||
66c6ef76 FB |
1435 | if (ret < 0) { |
1436 | ide_atapi_io_error(s, ret); | |
1437 | goto eot; | |
1438 | } | |
1439 | ||
8ccad811 | 1440 | if (s->io_buffer_size > 0) { |
5f12ab4b TS |
1441 | /* |
1442 | * For a cdrom read sector command (s->lba != -1), | |
1443 | * adjust the lba for the next s->io_buffer_size chunk | |
1444 | * and dma the current chunk. | |
1445 | * For a command != read (s->lba == -1), just transfer | |
1446 | * the reply data. | |
1447 | */ | |
1448 | if (s->lba != -1) { | |
1449 | if (s->cd_sector_size == 2352) { | |
1450 | n = 1; | |
1451 | cd_data_to_raw(s->io_buffer, s->lba); | |
1452 | } else { | |
1453 | n = s->io_buffer_size >> 11; | |
1454 | } | |
1455 | s->lba += n; | |
1456 | } | |
8ccad811 | 1457 | s->packet_transfer_size -= s->io_buffer_size; |
8ccad811 FB |
1458 | if (dma_buf_rw(bm, 1) == 0) |
1459 | goto eot; | |
98087450 | 1460 | } |
8ccad811 | 1461 | |
98087450 | 1462 | if (s->packet_transfer_size <= 0) { |
41a2b959 | 1463 | s->status = READY_STAT | SEEK_STAT; |
98087450 FB |
1464 | s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD; |
1465 | ide_set_irq(s); | |
8ccad811 FB |
1466 | eot: |
1467 | bm->status &= ~BM_STATUS_DMAING; | |
1468 | bm->status |= BM_STATUS_INT; | |
1469 | bm->dma_cb = NULL; | |
1470 | bm->ide_if = NULL; | |
1471 | bm->aiocb = NULL; | |
1472 | return; | |
1473 | } | |
3b46e624 | 1474 | |
8ccad811 FB |
1475 | s->io_buffer_index = 0; |
1476 | if (s->cd_sector_size == 2352) { | |
1477 | n = 1; | |
1478 | s->io_buffer_size = s->cd_sector_size; | |
1479 | data_offset = 16; | |
1480 | } else { | |
1481 | n = s->packet_transfer_size >> 11; | |
1d8cde5b AJ |
1482 | if (n > (IDE_DMA_BUF_SECTORS / 4)) |
1483 | n = (IDE_DMA_BUF_SECTORS / 4); | |
8ccad811 FB |
1484 | s->io_buffer_size = n * 2048; |
1485 | data_offset = 0; | |
98087450 | 1486 | } |
8ccad811 FB |
1487 | #ifdef DEBUG_AIO |
1488 | printf("aio_read_cd: lba=%u n=%d\n", s->lba, n); | |
1489 | #endif | |
3f4cb3d3 | 1490 | bm->iov.iov_base = (void *)(s->io_buffer + data_offset); |
c87c0672 AL |
1491 | bm->iov.iov_len = n * 4 * 512; |
1492 | qemu_iovec_init_external(&bm->qiov, &bm->iov, 1); | |
1493 | bm->aiocb = bdrv_aio_readv(s->bs, (int64_t)s->lba << 2, &bm->qiov, | |
1494 | n * 4, ide_atapi_cmd_read_dma_cb, bm); | |
66c6ef76 FB |
1495 | if (!bm->aiocb) { |
1496 | /* Note: media not present is the most likely case */ | |
5fafdf24 | 1497 | ide_atapi_cmd_error(s, SENSE_NOT_READY, |
66c6ef76 FB |
1498 | ASC_MEDIUM_NOT_PRESENT); |
1499 | goto eot; | |
1500 | } | |
98087450 FB |
1501 | } |
1502 | ||
1503 | /* start a CD-CDROM read command with DMA */ | |
1504 | /* XXX: test if DMA is available */ | |
1505 | static void ide_atapi_cmd_read_dma(IDEState *s, int lba, int nb_sectors, | |
1506 | int sector_size) | |
1507 | { | |
1508 | s->lba = lba; | |
1509 | s->packet_transfer_size = nb_sectors * sector_size; | |
8ccad811 FB |
1510 | s->io_buffer_index = 0; |
1511 | s->io_buffer_size = 0; | |
98087450 FB |
1512 | s->cd_sector_size = sector_size; |
1513 | ||
8ccad811 | 1514 | /* XXX: check if BUSY_STAT should be set */ |
41a2b959 | 1515 | s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT; |
98087450 FB |
1516 | ide_dma_start(s, ide_atapi_cmd_read_dma_cb); |
1517 | } | |
1518 | ||
5fafdf24 | 1519 | static void ide_atapi_cmd_read(IDEState *s, int lba, int nb_sectors, |
98087450 FB |
1520 | int sector_size) |
1521 | { | |
1522 | #ifdef DEBUG_IDE_ATAPI | |
5f12ab4b TS |
1523 | printf("read %s: LBA=%d nb_sectors=%d\n", s->atapi_dma ? "dma" : "pio", |
1524 | lba, nb_sectors); | |
98087450 FB |
1525 | #endif |
1526 | if (s->atapi_dma) { | |
1527 | ide_atapi_cmd_read_dma(s, lba, nb_sectors, sector_size); | |
1528 | } else { | |
1529 | ide_atapi_cmd_read_pio(s, lba, nb_sectors, sector_size); | |
1530 | } | |
1531 | } | |
1532 | ||
38cdea7c AZ |
1533 | static inline uint8_t ide_atapi_set_profile(uint8_t *buf, uint8_t *index, |
1534 | uint16_t profile) | |
1535 | { | |
1536 | uint8_t *buf_profile = buf + 12; /* start of profiles */ | |
1537 | ||
1538 | buf_profile += ((*index) * 4); /* start of indexed profile */ | |
1539 | cpu_to_ube16 (buf_profile, profile); | |
1540 | buf_profile[2] = ((buf_profile[0] == buf[6]) && (buf_profile[1] == buf[7])); | |
1541 | ||
1542 | /* each profile adds 4 bytes to the response */ | |
1543 | (*index)++; | |
1544 | buf[11] += 4; /* Additional Length */ | |
1545 | ||
1546 | return 4; | |
1547 | } | |
1548 | ||
8114e9e8 TS |
1549 | static int ide_dvd_read_structure(IDEState *s, int format, |
1550 | const uint8_t *packet, uint8_t *buf) | |
1551 | { | |
1552 | switch (format) { | |
1553 | case 0x0: /* Physical format information */ | |
1554 | { | |
1555 | int layer = packet[6]; | |
1556 | uint64_t total_sectors; | |
1557 | ||
1558 | if (layer != 0) | |
1559 | return -ASC_INV_FIELD_IN_CMD_PACKET; | |
1560 | ||
1561 | bdrv_get_geometry(s->bs, &total_sectors); | |
1562 | total_sectors >>= 2; | |
1563 | if (total_sectors == 0) | |
1564 | return -ASC_MEDIUM_NOT_PRESENT; | |
1565 | ||
1566 | buf[4] = 1; /* DVD-ROM, part version 1 */ | |
1567 | buf[5] = 0xf; /* 120mm disc, minimum rate unspecified */ | |
1568 | buf[6] = 1; /* one layer, read-only (per MMC-2 spec) */ | |
1569 | buf[7] = 0; /* default densities */ | |
1570 | ||
1571 | /* FIXME: 0x30000 per spec? */ | |
1572 | cpu_to_ube32(buf + 8, 0); /* start sector */ | |
1573 | cpu_to_ube32(buf + 12, total_sectors - 1); /* end sector */ | |
1574 | cpu_to_ube32(buf + 16, total_sectors - 1); /* l0 end sector */ | |
1575 | ||
1576 | /* Size of buffer, not including 2 byte size field */ | |
1577 | cpu_to_be16wu((uint16_t *)buf, 2048 + 2); | |
1578 | ||
1579 | /* 2k data + 4 byte header */ | |
1580 | return (2048 + 4); | |
1581 | } | |
1582 | ||
1583 | case 0x01: /* DVD copyright information */ | |
1584 | buf[4] = 0; /* no copyright data */ | |
1585 | buf[5] = 0; /* no region restrictions */ | |
1586 | ||
1587 | /* Size of buffer, not including 2 byte size field */ | |
1588 | cpu_to_be16wu((uint16_t *)buf, 4 + 2); | |
1589 | ||
1590 | /* 4 byte header + 4 byte data */ | |
1591 | return (4 + 4); | |
1592 | ||
1593 | case 0x03: /* BCA information - invalid field for no BCA info */ | |
1594 | return -ASC_INV_FIELD_IN_CMD_PACKET; | |
1595 | ||
1596 | case 0x04: /* DVD disc manufacturing information */ | |
1597 | /* Size of buffer, not including 2 byte size field */ | |
1598 | cpu_to_be16wu((uint16_t *)buf, 2048 + 2); | |
1599 | ||
1600 | /* 2k data + 4 byte header */ | |
1601 | return (2048 + 4); | |
1602 | ||
1603 | case 0xff: | |
1604 | /* | |
1605 | * This lists all the command capabilities above. Add new ones | |
1606 | * in order and update the length and buffer return values. | |
1607 | */ | |
1608 | ||
1609 | buf[4] = 0x00; /* Physical format */ | |
1610 | buf[5] = 0x40; /* Not writable, is readable */ | |
1611 | cpu_to_be16wu((uint16_t *)(buf + 6), 2048 + 4); | |
1612 | ||
1613 | buf[8] = 0x01; /* Copyright info */ | |
1614 | buf[9] = 0x40; /* Not writable, is readable */ | |
1615 | cpu_to_be16wu((uint16_t *)(buf + 10), 4 + 4); | |
1616 | ||
1617 | buf[12] = 0x03; /* BCA info */ | |
1618 | buf[13] = 0x40; /* Not writable, is readable */ | |
1619 | cpu_to_be16wu((uint16_t *)(buf + 14), 188 + 4); | |
1620 | ||
1621 | buf[16] = 0x04; /* Manufacturing info */ | |
1622 | buf[17] = 0x40; /* Not writable, is readable */ | |
1623 | cpu_to_be16wu((uint16_t *)(buf + 18), 2048 + 4); | |
1624 | ||
1625 | /* Size of buffer, not including 2 byte size field */ | |
1626 | cpu_to_be16wu((uint16_t *)buf, 16 + 2); | |
1627 | ||
1628 | /* data written + 4 byte header */ | |
1629 | return (16 + 4); | |
1630 | ||
1631 | default: /* TODO: formats beyond DVD-ROM requires */ | |
1632 | return -ASC_INV_FIELD_IN_CMD_PACKET; | |
1633 | } | |
1634 | } | |
1635 | ||
5391d806 FB |
1636 | static void ide_atapi_cmd(IDEState *s) |
1637 | { | |
1638 | const uint8_t *packet; | |
1639 | uint8_t *buf; | |
1640 | int max_len; | |
1641 | ||
1642 | packet = s->io_buffer; | |
1643 | buf = s->io_buffer; | |
1644 | #ifdef DEBUG_IDE_ATAPI | |
1645 | { | |
1646 | int i; | |
1647 | printf("ATAPI limit=0x%x packet:", s->lcyl | (s->hcyl << 8)); | |
1648 | for(i = 0; i < ATAPI_PACKET_SIZE; i++) { | |
1649 | printf(" %02x", packet[i]); | |
1650 | } | |
1651 | printf("\n"); | |
1652 | } | |
1653 | #endif | |
9118e7f0 AL |
1654 | /* If there's a UNIT_ATTENTION condition pending, only |
1655 | REQUEST_SENSE and INQUIRY commands are allowed to complete. */ | |
1656 | if (s->sense_key == SENSE_UNIT_ATTENTION && | |
1657 | s->io_buffer[0] != GPCMD_REQUEST_SENSE && | |
1658 | s->io_buffer[0] != GPCMD_INQUIRY) { | |
1659 | ide_atapi_cmd_check_status(s); | |
1660 | return; | |
1661 | } | |
5391d806 FB |
1662 | switch(s->io_buffer[0]) { |
1663 | case GPCMD_TEST_UNIT_READY: | |
93c8cfd9 | 1664 | if (bdrv_is_inserted(s->bs) && !s->cdrom_changed) { |
5391d806 FB |
1665 | ide_atapi_cmd_ok(s); |
1666 | } else { | |
93c8cfd9 | 1667 | s->cdrom_changed = 0; |
5fafdf24 | 1668 | ide_atapi_cmd_error(s, SENSE_NOT_READY, |
5391d806 FB |
1669 | ASC_MEDIUM_NOT_PRESENT); |
1670 | } | |
1671 | break; | |
d14049ea | 1672 | case GPCMD_MODE_SENSE_6: |
5391d806 FB |
1673 | case GPCMD_MODE_SENSE_10: |
1674 | { | |
1675 | int action, code; | |
d14049ea TS |
1676 | if (packet[0] == GPCMD_MODE_SENSE_10) |
1677 | max_len = ube16_to_cpu(packet + 7); | |
1678 | else | |
1679 | max_len = packet[4]; | |
5391d806 FB |
1680 | action = packet[2] >> 6; |
1681 | code = packet[2] & 0x3f; | |
1682 | switch(action) { | |
1683 | case 0: /* current values */ | |
1684 | switch(code) { | |
1685 | case 0x01: /* error recovery */ | |
1686 | cpu_to_ube16(&buf[0], 16 + 6); | |
1687 | buf[2] = 0x70; | |
1688 | buf[3] = 0; | |
1689 | buf[4] = 0; | |
1690 | buf[5] = 0; | |
1691 | buf[6] = 0; | |
1692 | buf[7] = 0; | |
1693 | ||
1694 | buf[8] = 0x01; | |
1695 | buf[9] = 0x06; | |
1696 | buf[10] = 0x00; | |
1697 | buf[11] = 0x05; | |
1698 | buf[12] = 0x00; | |
1699 | buf[13] = 0x00; | |
1700 | buf[14] = 0x00; | |
1701 | buf[15] = 0x00; | |
1702 | ide_atapi_cmd_reply(s, 16, max_len); | |
1703 | break; | |
1704 | case 0x2a: | |
1705 | cpu_to_ube16(&buf[0], 28 + 6); | |
1706 | buf[2] = 0x70; | |
1707 | buf[3] = 0; | |
1708 | buf[4] = 0; | |
1709 | buf[5] = 0; | |
1710 | buf[6] = 0; | |
1711 | buf[7] = 0; | |
1712 | ||
1713 | buf[8] = 0x2a; | |
1714 | buf[9] = 0x12; | |
0d4a05a1 | 1715 | buf[10] = 0x00; |
5391d806 | 1716 | buf[11] = 0x00; |
3b46e624 | 1717 | |
d5b4eb40 AL |
1718 | /* Claim PLAY_AUDIO capability (0x01) since some Linux |
1719 | code checks for this to automount media. */ | |
1720 | buf[12] = 0x71; | |
5391d806 FB |
1721 | buf[13] = 3 << 5; |
1722 | buf[14] = (1 << 0) | (1 << 3) | (1 << 5); | |
caed8802 | 1723 | if (bdrv_is_locked(s->bs)) |
5391d806 FB |
1724 | buf[6] |= 1 << 1; |
1725 | buf[15] = 0x00; | |
1726 | cpu_to_ube16(&buf[16], 706); | |
1727 | buf[18] = 0; | |
1728 | buf[19] = 2; | |
1729 | cpu_to_ube16(&buf[20], 512); | |
1730 | cpu_to_ube16(&buf[22], 706); | |
1731 | buf[24] = 0; | |
1732 | buf[25] = 0; | |
1733 | buf[26] = 0; | |
1734 | buf[27] = 0; | |
1735 | ide_atapi_cmd_reply(s, 28, max_len); | |
1736 | break; | |
1737 | default: | |
1738 | goto error_cmd; | |
1739 | } | |
1740 | break; | |
1741 | case 1: /* changeable values */ | |
1742 | goto error_cmd; | |
1743 | case 2: /* default values */ | |
1744 | goto error_cmd; | |
1745 | default: | |
1746 | case 3: /* saved values */ | |
5fafdf24 | 1747 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
5391d806 FB |
1748 | ASC_SAVING_PARAMETERS_NOT_SUPPORTED); |
1749 | break; | |
1750 | } | |
1751 | } | |
1752 | break; | |
1753 | case GPCMD_REQUEST_SENSE: | |
1754 | max_len = packet[4]; | |
1755 | memset(buf, 0, 18); | |
1756 | buf[0] = 0x70 | (1 << 7); | |
1757 | buf[2] = s->sense_key; | |
1758 | buf[7] = 10; | |
1759 | buf[12] = s->asc; | |
9118e7f0 AL |
1760 | if (s->sense_key == SENSE_UNIT_ATTENTION) |
1761 | s->sense_key = SENSE_NONE; | |
5391d806 FB |
1762 | ide_atapi_cmd_reply(s, 18, max_len); |
1763 | break; | |
1764 | case GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL: | |
caed8802 FB |
1765 | if (bdrv_is_inserted(s->bs)) { |
1766 | bdrv_set_locked(s->bs, packet[4] & 1); | |
5391d806 FB |
1767 | ide_atapi_cmd_ok(s); |
1768 | } else { | |
5fafdf24 | 1769 | ide_atapi_cmd_error(s, SENSE_NOT_READY, |
5391d806 FB |
1770 | ASC_MEDIUM_NOT_PRESENT); |
1771 | } | |
1772 | break; | |
1773 | case GPCMD_READ_10: | |
1774 | case GPCMD_READ_12: | |
1775 | { | |
1776 | int nb_sectors, lba; | |
1777 | ||
5391d806 FB |
1778 | if (packet[0] == GPCMD_READ_10) |
1779 | nb_sectors = ube16_to_cpu(packet + 7); | |
1780 | else | |
1781 | nb_sectors = ube32_to_cpu(packet + 6); | |
1782 | lba = ube32_to_cpu(packet + 2); | |
1783 | if (nb_sectors == 0) { | |
1784 | ide_atapi_cmd_ok(s); | |
1785 | break; | |
1786 | } | |
98087450 FB |
1787 | ide_atapi_cmd_read(s, lba, nb_sectors, 2048); |
1788 | } | |
1789 | break; | |
1790 | case GPCMD_READ_CD: | |
1791 | { | |
1792 | int nb_sectors, lba, transfer_request; | |
1793 | ||
98087450 FB |
1794 | nb_sectors = (packet[6] << 16) | (packet[7] << 8) | packet[8]; |
1795 | lba = ube32_to_cpu(packet + 2); | |
1796 | if (nb_sectors == 0) { | |
1797 | ide_atapi_cmd_ok(s); | |
1798 | break; | |
1799 | } | |
98087450 FB |
1800 | transfer_request = packet[9]; |
1801 | switch(transfer_request & 0xf8) { | |
1802 | case 0x00: | |
1803 | /* nothing */ | |
1804 | ide_atapi_cmd_ok(s); | |
1805 | break; | |
1806 | case 0x10: | |
1807 | /* normal read */ | |
1808 | ide_atapi_cmd_read(s, lba, nb_sectors, 2048); | |
1809 | break; | |
1810 | case 0xf8: | |
1811 | /* read all data */ | |
1812 | ide_atapi_cmd_read(s, lba, nb_sectors, 2352); | |
1813 | break; | |
1814 | default: | |
5fafdf24 | 1815 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
98087450 FB |
1816 | ASC_INV_FIELD_IN_CMD_PACKET); |
1817 | break; | |
1818 | } | |
5391d806 FB |
1819 | } |
1820 | break; | |
1821 | case GPCMD_SEEK: | |
1822 | { | |
96b8f136 TS |
1823 | unsigned int lba; |
1824 | uint64_t total_sectors; | |
66c6ef76 FB |
1825 | |
1826 | bdrv_get_geometry(s->bs, &total_sectors); | |
1827 | total_sectors >>= 2; | |
96b8f136 | 1828 | if (total_sectors == 0) { |
5fafdf24 | 1829 | ide_atapi_cmd_error(s, SENSE_NOT_READY, |
5391d806 FB |
1830 | ASC_MEDIUM_NOT_PRESENT); |
1831 | break; | |
1832 | } | |
1833 | lba = ube32_to_cpu(packet + 2); | |
66c6ef76 | 1834 | if (lba >= total_sectors) { |
5fafdf24 | 1835 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
5391d806 FB |
1836 | ASC_LOGICAL_BLOCK_OOR); |
1837 | break; | |
1838 | } | |
1839 | ide_atapi_cmd_ok(s); | |
1840 | } | |
1841 | break; | |
1842 | case GPCMD_START_STOP_UNIT: | |
1843 | { | |
aea2a33c | 1844 | int start, eject, err = 0; |
5391d806 FB |
1845 | start = packet[4] & 1; |
1846 | eject = (packet[4] >> 1) & 1; | |
3b46e624 | 1847 | |
aea2a33c MM |
1848 | if (eject) { |
1849 | err = bdrv_eject(s->bs, !start); | |
1850 | } | |
1851 | ||
1852 | switch (err) { | |
1853 | case 0: | |
1854 | ide_atapi_cmd_ok(s); | |
1855 | break; | |
1856 | case -EBUSY: | |
1857 | ide_atapi_cmd_error(s, SENSE_NOT_READY, | |
1858 | ASC_MEDIA_REMOVAL_PREVENTED); | |
1859 | break; | |
1860 | default: | |
1861 | ide_atapi_cmd_error(s, SENSE_NOT_READY, | |
1862 | ASC_MEDIUM_NOT_PRESENT); | |
1863 | break; | |
caed8802 | 1864 | } |
5391d806 FB |
1865 | } |
1866 | break; | |
1867 | case GPCMD_MECHANISM_STATUS: | |
1868 | { | |
1869 | max_len = ube16_to_cpu(packet + 8); | |
1870 | cpu_to_ube16(buf, 0); | |
1871 | /* no current LBA */ | |
1872 | buf[2] = 0; | |
1873 | buf[3] = 0; | |
1874 | buf[4] = 0; | |
1875 | buf[5] = 1; | |
1876 | cpu_to_ube16(buf + 6, 0); | |
1877 | ide_atapi_cmd_reply(s, 8, max_len); | |
1878 | } | |
1879 | break; | |
1880 | case GPCMD_READ_TOC_PMA_ATIP: | |
1881 | { | |
1882 | int format, msf, start_track, len; | |
96b8f136 | 1883 | uint64_t total_sectors; |
5391d806 | 1884 | |
66c6ef76 FB |
1885 | bdrv_get_geometry(s->bs, &total_sectors); |
1886 | total_sectors >>= 2; | |
96b8f136 | 1887 | if (total_sectors == 0) { |
5fafdf24 | 1888 | ide_atapi_cmd_error(s, SENSE_NOT_READY, |
5391d806 FB |
1889 | ASC_MEDIUM_NOT_PRESENT); |
1890 | break; | |
1891 | } | |
1892 | max_len = ube16_to_cpu(packet + 7); | |
1893 | format = packet[9] >> 6; | |
1894 | msf = (packet[1] >> 1) & 1; | |
1895 | start_track = packet[6]; | |
1896 | switch(format) { | |
1897 | case 0: | |
66c6ef76 | 1898 | len = cdrom_read_toc(total_sectors, buf, msf, start_track); |
5391d806 FB |
1899 | if (len < 0) |
1900 | goto error_cmd; | |
1901 | ide_atapi_cmd_reply(s, len, max_len); | |
1902 | break; | |
1903 | case 1: | |
1904 | /* multi session : only a single session defined */ | |
1905 | memset(buf, 0, 12); | |
1906 | buf[1] = 0x0a; | |
1907 | buf[2] = 0x01; | |
1908 | buf[3] = 0x01; | |
1909 | ide_atapi_cmd_reply(s, 12, max_len); | |
1910 | break; | |
98087450 | 1911 | case 2: |
66c6ef76 | 1912 | len = cdrom_read_toc_raw(total_sectors, buf, msf, start_track); |
98087450 FB |
1913 | if (len < 0) |
1914 | goto error_cmd; | |
1915 | ide_atapi_cmd_reply(s, len, max_len); | |
1916 | break; | |
5391d806 | 1917 | default: |
7f777bf3 | 1918 | error_cmd: |
5fafdf24 | 1919 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
7f777bf3 FB |
1920 | ASC_INV_FIELD_IN_CMD_PACKET); |
1921 | break; | |
5391d806 FB |
1922 | } |
1923 | } | |
1924 | break; | |
1925 | case GPCMD_READ_CDVD_CAPACITY: | |
66c6ef76 | 1926 | { |
96b8f136 | 1927 | uint64_t total_sectors; |
66c6ef76 FB |
1928 | |
1929 | bdrv_get_geometry(s->bs, &total_sectors); | |
1930 | total_sectors >>= 2; | |
96b8f136 | 1931 | if (total_sectors == 0) { |
5fafdf24 | 1932 | ide_atapi_cmd_error(s, SENSE_NOT_READY, |
66c6ef76 FB |
1933 | ASC_MEDIUM_NOT_PRESENT); |
1934 | break; | |
1935 | } | |
1936 | /* NOTE: it is really the number of sectors minus 1 */ | |
1937 | cpu_to_ube32(buf, total_sectors - 1); | |
1938 | cpu_to_ube32(buf + 4, 2048); | |
1939 | ide_atapi_cmd_reply(s, 8, 8); | |
5391d806 | 1940 | } |
5391d806 | 1941 | break; |
d14049ea TS |
1942 | case GPCMD_READ_DVD_STRUCTURE: |
1943 | { | |
1944 | int media = packet[1]; | |
8114e9e8 TS |
1945 | int format = packet[7]; |
1946 | int ret; | |
d14049ea | 1947 | |
8114e9e8 | 1948 | max_len = ube16_to_cpu(packet + 8); |
d14049ea | 1949 | |
8114e9e8 TS |
1950 | if (format < 0xff) { |
1951 | if (media_is_cd(s)) { | |
1952 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, | |
1953 | ASC_INCOMPATIBLE_FORMAT); | |
1954 | break; | |
1955 | } else if (!media_present(s)) { | |
1956 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, | |
1957 | ASC_INV_FIELD_IN_CMD_PACKET); | |
1958 | break; | |
1959 | } | |
1960 | } | |
d14049ea | 1961 | |
8114e9e8 TS |
1962 | memset(buf, 0, max_len > IDE_DMA_BUF_SECTORS * 512 + 4 ? |
1963 | IDE_DMA_BUF_SECTORS * 512 + 4 : max_len); | |
d14049ea | 1964 | |
8114e9e8 TS |
1965 | switch (format) { |
1966 | case 0x00 ... 0x7f: | |
1967 | case 0xff: | |
1968 | if (media == 0) { | |
1969 | ret = ide_dvd_read_structure(s, format, packet, buf); | |
d14049ea | 1970 | |
8114e9e8 TS |
1971 | if (ret < 0) |
1972 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, -ret); | |
1973 | else | |
1974 | ide_atapi_cmd_reply(s, ret, max_len); | |
d14049ea | 1975 | |
8114e9e8 TS |
1976 | break; |
1977 | } | |
1978 | /* TODO: BD support, fall through for now */ | |
1979 | ||
1980 | /* Generic disk structures */ | |
1981 | case 0x80: /* TODO: AACS volume identifier */ | |
1982 | case 0x81: /* TODO: AACS media serial number */ | |
1983 | case 0x82: /* TODO: AACS media identifier */ | |
1984 | case 0x83: /* TODO: AACS media key block */ | |
1985 | case 0x90: /* TODO: List of recognized format layers */ | |
1986 | case 0xc0: /* TODO: Write protection status */ | |
d14049ea TS |
1987 | default: |
1988 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, | |
1989 | ASC_INV_FIELD_IN_CMD_PACKET); | |
1990 | break; | |
1991 | } | |
1992 | } | |
1993 | break; | |
1994 | case GPCMD_SET_SPEED: | |
1995 | ide_atapi_cmd_ok(s); | |
1996 | break; | |
bd0d90b2 FB |
1997 | case GPCMD_INQUIRY: |
1998 | max_len = packet[4]; | |
1999 | buf[0] = 0x05; /* CD-ROM */ | |
2000 | buf[1] = 0x80; /* removable */ | |
2001 | buf[2] = 0x00; /* ISO */ | |
2002 | buf[3] = 0x21; /* ATAPI-2 (XXX: put ATAPI-4 ?) */ | |
aa1f17c1 | 2003 | buf[4] = 31; /* additional length */ |
bd0d90b2 FB |
2004 | buf[5] = 0; /* reserved */ |
2005 | buf[6] = 0; /* reserved */ | |
2006 | buf[7] = 0; /* reserved */ | |
2007 | padstr8(buf + 8, 8, "QEMU"); | |
38cdea7c | 2008 | padstr8(buf + 16, 16, "QEMU DVD-ROM"); |
bd0d90b2 FB |
2009 | padstr8(buf + 32, 4, QEMU_VERSION); |
2010 | ide_atapi_cmd_reply(s, 36, max_len); | |
2011 | break; | |
d14049ea TS |
2012 | case GPCMD_GET_CONFIGURATION: |
2013 | { | |
38cdea7c | 2014 | uint32_t len; |
091d055b | 2015 | uint8_t index = 0; |
d14049ea TS |
2016 | |
2017 | /* only feature 0 is supported */ | |
2018 | if (packet[2] != 0 || packet[3] != 0) { | |
2019 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, | |
2020 | ASC_INV_FIELD_IN_CMD_PACKET); | |
2021 | break; | |
2022 | } | |
38cdea7c AZ |
2023 | |
2024 | /* XXX: could result in alignment problems in some architectures */ | |
2025 | max_len = ube16_to_cpu(packet + 7); | |
091d055b | 2026 | |
38cdea7c | 2027 | /* |
091d055b AZ |
2028 | * XXX: avoid overflow for io_buffer if max_len is bigger than |
2029 | * the size of that buffer (dimensioned to max number of | |
2030 | * sectors to transfer at once) | |
38cdea7c | 2031 | * |
091d055b | 2032 | * Only a problem if the feature/profiles grow. |
38cdea7c AZ |
2033 | */ |
2034 | if (max_len > 512) /* XXX: assume 1 sector */ | |
2035 | max_len = 512; | |
2036 | ||
2037 | memset(buf, 0, max_len); | |
2038 | /* | |
2039 | * the number of sectors from the media tells us which profile | |
2040 | * to use as current. 0 means there is no media | |
38cdea7c | 2041 | */ |
8114e9e8 TS |
2042 | if (media_is_dvd(s)) |
2043 | cpu_to_ube16(buf + 6, MMC_PROFILE_DVD_ROM); | |
2044 | else if (media_is_cd(s)) | |
2045 | cpu_to_ube16(buf + 6, MMC_PROFILE_CD_ROM); | |
38cdea7c | 2046 | |
091d055b AZ |
2047 | buf[10] = 0x02 | 0x01; /* persistent and current */ |
2048 | len = 12; /* headers: 8 + 4 */ | |
2049 | len += ide_atapi_set_profile(buf, &index, MMC_PROFILE_DVD_ROM); | |
2050 | len += ide_atapi_set_profile(buf, &index, MMC_PROFILE_CD_ROM); | |
38cdea7c AZ |
2051 | cpu_to_ube32(buf, len - 4); /* data length */ |
2052 | ||
2053 | ide_atapi_cmd_reply(s, len, max_len); | |
d14049ea TS |
2054 | break; |
2055 | } | |
5391d806 | 2056 | default: |
5fafdf24 | 2057 | ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
7f777bf3 | 2058 | ASC_ILLEGAL_OPCODE); |
5391d806 FB |
2059 | break; |
2060 | } | |
2061 | } | |
2062 | ||
201a51fc AZ |
2063 | static void ide_cfata_metadata_inquiry(IDEState *s) |
2064 | { | |
2065 | uint16_t *p; | |
2066 | uint32_t spd; | |
2067 | ||
2068 | p = (uint16_t *) s->io_buffer; | |
2069 | memset(p, 0, 0x200); | |
2070 | spd = ((s->mdata_size - 1) >> 9) + 1; | |
2071 | ||
2072 | put_le16(p + 0, 0x0001); /* Data format revision */ | |
2073 | put_le16(p + 1, 0x0000); /* Media property: silicon */ | |
2074 | put_le16(p + 2, s->media_changed); /* Media status */ | |
2075 | put_le16(p + 3, s->mdata_size & 0xffff); /* Capacity in bytes (low) */ | |
2076 | put_le16(p + 4, s->mdata_size >> 16); /* Capacity in bytes (high) */ | |
2077 | put_le16(p + 5, spd & 0xffff); /* Sectors per device (low) */ | |
2078 | put_le16(p + 6, spd >> 16); /* Sectors per device (high) */ | |
2079 | } | |
2080 | ||
2081 | static void ide_cfata_metadata_read(IDEState *s) | |
2082 | { | |
2083 | uint16_t *p; | |
2084 | ||
2085 | if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) { | |
2086 | s->status = ERR_STAT; | |
2087 | s->error = ABRT_ERR; | |
2088 | return; | |
2089 | } | |
2090 | ||
2091 | p = (uint16_t *) s->io_buffer; | |
2092 | memset(p, 0, 0x200); | |
2093 | ||
2094 | put_le16(p + 0, s->media_changed); /* Media status */ | |
2095 | memcpy(p + 1, s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9), | |
2096 | MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9), | |
2097 | s->nsector << 9), 0x200 - 2)); | |
2098 | } | |
2099 | ||
2100 | static void ide_cfata_metadata_write(IDEState *s) | |
2101 | { | |
2102 | if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) { | |
2103 | s->status = ERR_STAT; | |
2104 | s->error = ABRT_ERR; | |
2105 | return; | |
2106 | } | |
2107 | ||
2108 | s->media_changed = 0; | |
2109 | ||
2110 | memcpy(s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9), | |
2111 | s->io_buffer + 2, | |
2112 | MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9), | |
2113 | s->nsector << 9), 0x200 - 2)); | |
2114 | } | |
2115 | ||
bd491d6a TS |
2116 | /* called when the inserted state of the media has changed */ |
2117 | static void cdrom_change_cb(void *opaque) | |
2118 | { | |
2119 | IDEState *s = opaque; | |
96b8f136 | 2120 | uint64_t nb_sectors; |
bd491d6a | 2121 | |
bd491d6a TS |
2122 | bdrv_get_geometry(s->bs, &nb_sectors); |
2123 | s->nb_sectors = nb_sectors; | |
9118e7f0 AL |
2124 | |
2125 | s->sense_key = SENSE_UNIT_ATTENTION; | |
2126 | s->asc = ASC_MEDIUM_MAY_HAVE_CHANGED; | |
93c8cfd9 | 2127 | s->cdrom_changed = 1; |
9118e7f0 | 2128 | ide_set_irq(s); |
bd491d6a TS |
2129 | } |
2130 | ||
c2ff060f FB |
2131 | static void ide_cmd_lba48_transform(IDEState *s, int lba48) |
2132 | { | |
2133 | s->lba48 = lba48; | |
2134 | ||
2135 | /* handle the 'magic' 0 nsector count conversion here. to avoid | |
2136 | * fiddling with the rest of the read logic, we just store the | |
2137 | * full sector count in ->nsector and ignore ->hob_nsector from now | |
2138 | */ | |
2139 | if (!s->lba48) { | |
2140 | if (!s->nsector) | |
2141 | s->nsector = 256; | |
2142 | } else { | |
2143 | if (!s->nsector && !s->hob_nsector) | |
2144 | s->nsector = 65536; | |
2145 | else { | |
2146 | int lo = s->nsector; | |
2147 | int hi = s->hob_nsector; | |
2148 | ||
2149 | s->nsector = (hi << 8) | lo; | |
2150 | } | |
2151 | } | |
2152 | } | |
2153 | ||
2154 | static void ide_clear_hob(IDEState *ide_if) | |
2155 | { | |
2156 | /* any write clears HOB high bit of device control register */ | |
2157 | ide_if[0].select &= ~(1 << 7); | |
2158 | ide_if[1].select &= ~(1 << 7); | |
2159 | } | |
2160 | ||
caed8802 FB |
2161 | static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val) |
2162 | { | |
2163 | IDEState *ide_if = opaque; | |
c45c3d00 | 2164 | IDEState *s; |
5391d806 | 2165 | int unit, n; |
c2ff060f | 2166 | int lba48 = 0; |
5391d806 FB |
2167 | |
2168 | #ifdef DEBUG_IDE | |
2169 | printf("IDE: write addr=0x%x val=0x%02x\n", addr, val); | |
2170 | #endif | |
c2ff060f | 2171 | |
5391d806 | 2172 | addr &= 7; |
fcdd25ab AL |
2173 | |
2174 | /* ignore writes to command block while busy with previous command */ | |
2175 | if (addr != 7 && (ide_if->cur_drive->status & (BUSY_STAT|DRQ_STAT))) | |
2176 | return; | |
2177 | ||
5391d806 FB |
2178 | switch(addr) { |
2179 | case 0: | |
2180 | break; | |
2181 | case 1: | |
c2ff060f | 2182 | ide_clear_hob(ide_if); |
c45c3d00 | 2183 | /* NOTE: data is written to the two drives */ |
c2ff060f FB |
2184 | ide_if[0].hob_feature = ide_if[0].feature; |
2185 | ide_if[1].hob_feature = ide_if[1].feature; | |
c45c3d00 FB |
2186 | ide_if[0].feature = val; |
2187 | ide_if[1].feature = val; | |
5391d806 FB |
2188 | break; |
2189 | case 2: | |
c2ff060f FB |
2190 | ide_clear_hob(ide_if); |
2191 | ide_if[0].hob_nsector = ide_if[0].nsector; | |
2192 | ide_if[1].hob_nsector = ide_if[1].nsector; | |
c45c3d00 FB |
2193 | ide_if[0].nsector = val; |
2194 | ide_if[1].nsector = val; | |
5391d806 FB |
2195 | break; |
2196 | case 3: | |
c2ff060f FB |
2197 | ide_clear_hob(ide_if); |
2198 | ide_if[0].hob_sector = ide_if[0].sector; | |
2199 | ide_if[1].hob_sector = ide_if[1].sector; | |
c45c3d00 FB |
2200 | ide_if[0].sector = val; |
2201 | ide_if[1].sector = val; | |
5391d806 FB |
2202 | break; |
2203 | case 4: | |
c2ff060f FB |
2204 | ide_clear_hob(ide_if); |
2205 | ide_if[0].hob_lcyl = ide_if[0].lcyl; | |
2206 | ide_if[1].hob_lcyl = ide_if[1].lcyl; | |
c45c3d00 FB |
2207 | ide_if[0].lcyl = val; |
2208 | ide_if[1].lcyl = val; | |
5391d806 FB |
2209 | break; |
2210 | case 5: | |
c2ff060f FB |
2211 | ide_clear_hob(ide_if); |
2212 | ide_if[0].hob_hcyl = ide_if[0].hcyl; | |
2213 | ide_if[1].hob_hcyl = ide_if[1].hcyl; | |
c45c3d00 FB |
2214 | ide_if[0].hcyl = val; |
2215 | ide_if[1].hcyl = val; | |
5391d806 FB |
2216 | break; |
2217 | case 6: | |
c2ff060f | 2218 | /* FIXME: HOB readback uses bit 7 */ |
7ae98627 FB |
2219 | ide_if[0].select = (val & ~0x10) | 0xa0; |
2220 | ide_if[1].select = (val | 0x10) | 0xa0; | |
5391d806 FB |
2221 | /* select drive */ |
2222 | unit = (val >> 4) & 1; | |
2223 | s = ide_if + unit; | |
2224 | ide_if->cur_drive = s; | |
5391d806 FB |
2225 | break; |
2226 | default: | |
2227 | case 7: | |
2228 | /* command */ | |
2229 | #if defined(DEBUG_IDE) | |
2230 | printf("ide: CMD=%02x\n", val); | |
2231 | #endif | |
c45c3d00 | 2232 | s = ide_if->cur_drive; |
66201e2d | 2233 | /* ignore commands to non existant slave */ |
5fafdf24 | 2234 | if (s != ide_if && !s->bs) |
66201e2d | 2235 | break; |
c2ff060f | 2236 | |
fcdd25ab AL |
2237 | /* Only DEVICE RESET is allowed while BSY or/and DRQ are set */ |
2238 | if ((s->status & (BUSY_STAT|DRQ_STAT)) && val != WIN_DEVICE_RESET) | |
2239 | break; | |
2240 | ||
5391d806 FB |
2241 | switch(val) { |
2242 | case WIN_IDENTIFY: | |
2243 | if (s->bs && !s->is_cdrom) { | |
201a51fc AZ |
2244 | if (!s->is_cf) |
2245 | ide_identify(s); | |
2246 | else | |
2247 | ide_cfata_identify(s); | |
2a282056 | 2248 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
2249 | ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop); |
2250 | } else { | |
2251 | if (s->is_cdrom) { | |
2252 | ide_set_signature(s); | |
2253 | } | |
2254 | ide_abort_command(s); | |
2255 | } | |
2256 | ide_set_irq(s); | |
2257 | break; | |
2258 | case WIN_SPECIFY: | |
2259 | case WIN_RECAL: | |
a136e5a8 | 2260 | s->error = 0; |
769bec72 | 2261 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
2262 | ide_set_irq(s); |
2263 | break; | |
2264 | case WIN_SETMULT: | |
201a51fc AZ |
2265 | if (s->is_cf && s->nsector == 0) { |
2266 | /* Disable Read and Write Multiple */ | |
2267 | s->mult_sectors = 0; | |
41a2b959 | 2268 | s->status = READY_STAT | SEEK_STAT; |
201a51fc | 2269 | } else if ((s->nsector & 0xff) != 0 && |
39dfc926 TS |
2270 | ((s->nsector & 0xff) > MAX_MULT_SECTORS || |
2271 | (s->nsector & (s->nsector - 1)) != 0)) { | |
5391d806 FB |
2272 | ide_abort_command(s); |
2273 | } else { | |
292eef5a | 2274 | s->mult_sectors = s->nsector & 0xff; |
41a2b959 | 2275 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
2276 | } |
2277 | ide_set_irq(s); | |
2278 | break; | |
c2ff060f FB |
2279 | case WIN_VERIFY_EXT: |
2280 | lba48 = 1; | |
4ce900b4 FB |
2281 | case WIN_VERIFY: |
2282 | case WIN_VERIFY_ONCE: | |
2283 | /* do sector number check ? */ | |
c2ff060f | 2284 | ide_cmd_lba48_transform(s, lba48); |
41a2b959 | 2285 | s->status = READY_STAT | SEEK_STAT; |
4ce900b4 FB |
2286 | ide_set_irq(s); |
2287 | break; | |
c2ff060f FB |
2288 | case WIN_READ_EXT: |
2289 | lba48 = 1; | |
5391d806 FB |
2290 | case WIN_READ: |
2291 | case WIN_READ_ONCE: | |
5fafdf24 | 2292 | if (!s->bs) |
6b136f9e | 2293 | goto abort_cmd; |
c2ff060f | 2294 | ide_cmd_lba48_transform(s, lba48); |
5391d806 FB |
2295 | s->req_nb_sectors = 1; |
2296 | ide_sector_read(s); | |
2297 | break; | |
c2ff060f FB |
2298 | case WIN_WRITE_EXT: |
2299 | lba48 = 1; | |
5391d806 FB |
2300 | case WIN_WRITE: |
2301 | case WIN_WRITE_ONCE: | |
201a51fc AZ |
2302 | case CFA_WRITE_SECT_WO_ERASE: |
2303 | case WIN_WRITE_VERIFY: | |
c2ff060f | 2304 | ide_cmd_lba48_transform(s, lba48); |
a136e5a8 | 2305 | s->error = 0; |
f66723fa | 2306 | s->status = SEEK_STAT | READY_STAT; |
5391d806 FB |
2307 | s->req_nb_sectors = 1; |
2308 | ide_transfer_start(s, s->io_buffer, 512, ide_sector_write); | |
201a51fc | 2309 | s->media_changed = 1; |
5391d806 | 2310 | break; |
c2ff060f FB |
2311 | case WIN_MULTREAD_EXT: |
2312 | lba48 = 1; | |
5391d806 FB |
2313 | case WIN_MULTREAD: |
2314 | if (!s->mult_sectors) | |
2315 | goto abort_cmd; | |
c2ff060f | 2316 | ide_cmd_lba48_transform(s, lba48); |
5391d806 FB |
2317 | s->req_nb_sectors = s->mult_sectors; |
2318 | ide_sector_read(s); | |
2319 | break; | |
c2ff060f FB |
2320 | case WIN_MULTWRITE_EXT: |
2321 | lba48 = 1; | |
5391d806 | 2322 | case WIN_MULTWRITE: |
201a51fc | 2323 | case CFA_WRITE_MULTI_WO_ERASE: |
5391d806 FB |
2324 | if (!s->mult_sectors) |
2325 | goto abort_cmd; | |
c2ff060f | 2326 | ide_cmd_lba48_transform(s, lba48); |
a136e5a8 | 2327 | s->error = 0; |
f66723fa | 2328 | s->status = SEEK_STAT | READY_STAT; |
5391d806 FB |
2329 | s->req_nb_sectors = s->mult_sectors; |
2330 | n = s->nsector; | |
2331 | if (n > s->req_nb_sectors) | |
2332 | n = s->req_nb_sectors; | |
2333 | ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_write); | |
201a51fc | 2334 | s->media_changed = 1; |
5391d806 | 2335 | break; |
c2ff060f FB |
2336 | case WIN_READDMA_EXT: |
2337 | lba48 = 1; | |
98087450 FB |
2338 | case WIN_READDMA: |
2339 | case WIN_READDMA_ONCE: | |
5fafdf24 | 2340 | if (!s->bs) |
98087450 | 2341 | goto abort_cmd; |
c2ff060f | 2342 | ide_cmd_lba48_transform(s, lba48); |
98087450 FB |
2343 | ide_sector_read_dma(s); |
2344 | break; | |
c2ff060f FB |
2345 | case WIN_WRITEDMA_EXT: |
2346 | lba48 = 1; | |
98087450 FB |
2347 | case WIN_WRITEDMA: |
2348 | case WIN_WRITEDMA_ONCE: | |
5fafdf24 | 2349 | if (!s->bs) |
98087450 | 2350 | goto abort_cmd; |
c2ff060f | 2351 | ide_cmd_lba48_transform(s, lba48); |
98087450 | 2352 | ide_sector_write_dma(s); |
201a51fc | 2353 | s->media_changed = 1; |
98087450 | 2354 | break; |
c2ff060f FB |
2355 | case WIN_READ_NATIVE_MAX_EXT: |
2356 | lba48 = 1; | |
5391d806 | 2357 | case WIN_READ_NATIVE_MAX: |
c2ff060f | 2358 | ide_cmd_lba48_transform(s, lba48); |
5391d806 | 2359 | ide_set_sector(s, s->nb_sectors - 1); |
41a2b959 | 2360 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
2361 | ide_set_irq(s); |
2362 | break; | |
a136e5a8 | 2363 | case WIN_CHECKPOWERMODE1: |
201a51fc | 2364 | case WIN_CHECKPOWERMODE2: |
a136e5a8 | 2365 | s->nsector = 0xff; /* device active or idle */ |
41a2b959 | 2366 | s->status = READY_STAT | SEEK_STAT; |
a136e5a8 FB |
2367 | ide_set_irq(s); |
2368 | break; | |
34e538ae FB |
2369 | case WIN_SETFEATURES: |
2370 | if (!s->bs) | |
2371 | goto abort_cmd; | |
2372 | /* XXX: valid for CDROM ? */ | |
2373 | switch(s->feature) { | |
e1f63470 TS |
2374 | case 0xcc: /* reverting to power-on defaults enable */ |
2375 | case 0x66: /* reverting to power-on defaults disable */ | |
34e538ae FB |
2376 | case 0x02: /* write cache enable */ |
2377 | case 0x82: /* write cache disable */ | |
2378 | case 0xaa: /* read look-ahead enable */ | |
2379 | case 0x55: /* read look-ahead disable */ | |
201a51fc AZ |
2380 | case 0x05: /* set advanced power management mode */ |
2381 | case 0x85: /* disable advanced power management mode */ | |
2382 | case 0x69: /* NOP */ | |
2383 | case 0x67: /* NOP */ | |
2384 | case 0x96: /* NOP */ | |
2385 | case 0x9a: /* NOP */ | |
c3e88d8c TS |
2386 | case 0x42: /* enable Automatic Acoustic Mode */ |
2387 | case 0xc2: /* disable Automatic Acoustic Mode */ | |
e0fe67aa | 2388 | s->status = READY_STAT | SEEK_STAT; |
34e538ae FB |
2389 | ide_set_irq(s); |
2390 | break; | |
94458802 FB |
2391 | case 0x03: { /* set transfer mode */ |
2392 | uint8_t val = s->nsector & 0x07; | |
2393 | ||
2394 | switch (s->nsector >> 3) { | |
2395 | case 0x00: /* pio default */ | |
2396 | case 0x01: /* pio mode */ | |
d1b5c20d TS |
2397 | put_le16(s->identify_data + 62,0x07); |
2398 | put_le16(s->identify_data + 63,0x07); | |
2399 | put_le16(s->identify_data + 88,0x3f); | |
2400 | break; | |
2401 | case 0x02: /* sigle word dma mode*/ | |
2402 | put_le16(s->identify_data + 62,0x07 | (1 << (val + 8))); | |
94458802 FB |
2403 | put_le16(s->identify_data + 63,0x07); |
2404 | put_le16(s->identify_data + 88,0x3f); | |
2405 | break; | |
2406 | case 0x04: /* mdma mode */ | |
d1b5c20d | 2407 | put_le16(s->identify_data + 62,0x07); |
94458802 FB |
2408 | put_le16(s->identify_data + 63,0x07 | (1 << (val + 8))); |
2409 | put_le16(s->identify_data + 88,0x3f); | |
2410 | break; | |
2411 | case 0x08: /* udma mode */ | |
d1b5c20d | 2412 | put_le16(s->identify_data + 62,0x07); |
94458802 FB |
2413 | put_le16(s->identify_data + 63,0x07); |
2414 | put_le16(s->identify_data + 88,0x3f | (1 << (val + 8))); | |
2415 | break; | |
2416 | default: | |
2417 | goto abort_cmd; | |
2418 | } | |
2419 | s->status = READY_STAT | SEEK_STAT; | |
2420 | ide_set_irq(s); | |
2421 | break; | |
2422 | } | |
34e538ae FB |
2423 | default: |
2424 | goto abort_cmd; | |
2425 | } | |
2426 | break; | |
c2ff060f FB |
2427 | case WIN_FLUSH_CACHE: |
2428 | case WIN_FLUSH_CACHE_EXT: | |
7a6cba61 PB |
2429 | if (s->bs) |
2430 | bdrv_flush(s->bs); | |
41a2b959 | 2431 | s->status = READY_STAT | SEEK_STAT; |
7a6cba61 PB |
2432 | ide_set_irq(s); |
2433 | break; | |
c3e88d8c TS |
2434 | case WIN_STANDBY: |
2435 | case WIN_STANDBY2: | |
2436 | case WIN_STANDBYNOW1: | |
201a51fc | 2437 | case WIN_STANDBYNOW2: |
c451ee71 | 2438 | case WIN_IDLEIMMEDIATE: |
201a51fc AZ |
2439 | case CFA_IDLEIMMEDIATE: |
2440 | case WIN_SETIDLE1: | |
2441 | case WIN_SETIDLE2: | |
c3e88d8c TS |
2442 | case WIN_SLEEPNOW1: |
2443 | case WIN_SLEEPNOW2: | |
2444 | s->status = READY_STAT; | |
a7dfe172 FB |
2445 | ide_set_irq(s); |
2446 | break; | |
4fbfcd6d AJ |
2447 | case WIN_SEEK: |
2448 | if(s->is_cdrom) | |
2449 | goto abort_cmd; | |
2450 | /* XXX: Check that seek is within bounds */ | |
2451 | s->status = READY_STAT | SEEK_STAT; | |
2452 | ide_set_irq(s); | |
2453 | break; | |
5391d806 FB |
2454 | /* ATAPI commands */ |
2455 | case WIN_PIDENTIFY: | |
2456 | if (s->is_cdrom) { | |
2457 | ide_atapi_identify(s); | |
1298fe63 | 2458 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
2459 | ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop); |
2460 | } else { | |
2461 | ide_abort_command(s); | |
2462 | } | |
2463 | ide_set_irq(s); | |
2464 | break; | |
c451ee71 FB |
2465 | case WIN_DIAGNOSE: |
2466 | ide_set_signature(s); | |
33256a25 AL |
2467 | if (s->is_cdrom) |
2468 | s->status = 0; /* ATAPI spec (v6) section 9.10 defines packet | |
2469 | * devices to return a clear status register | |
2470 | * with READY_STAT *not* set. */ | |
2471 | else | |
2472 | s->status = READY_STAT | SEEK_STAT; | |
2473 | s->error = 0x01; /* Device 0 passed, Device 1 passed or not | |
2474 | * present. | |
2475 | */ | |
f5fdd0a8 | 2476 | ide_set_irq(s); |
c451ee71 | 2477 | break; |
5391d806 FB |
2478 | case WIN_SRST: |
2479 | if (!s->is_cdrom) | |
2480 | goto abort_cmd; | |
2481 | ide_set_signature(s); | |
6b136f9e | 2482 | s->status = 0x00; /* NOTE: READY is _not_ set */ |
5391d806 FB |
2483 | s->error = 0x01; |
2484 | break; | |
2485 | case WIN_PACKETCMD: | |
2486 | if (!s->is_cdrom) | |
2487 | goto abort_cmd; | |
98087450 FB |
2488 | /* overlapping commands not supported */ |
2489 | if (s->feature & 0x02) | |
5391d806 | 2490 | goto abort_cmd; |
41a2b959 | 2491 | s->status = READY_STAT | SEEK_STAT; |
98087450 | 2492 | s->atapi_dma = s->feature & 1; |
5391d806 | 2493 | s->nsector = 1; |
5fafdf24 | 2494 | ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE, |
5391d806 FB |
2495 | ide_atapi_cmd); |
2496 | break; | |
201a51fc AZ |
2497 | /* CF-ATA commands */ |
2498 | case CFA_REQ_EXT_ERROR_CODE: | |
2499 | if (!s->is_cf) | |
2500 | goto abort_cmd; | |
2501 | s->error = 0x09; /* miscellaneous error */ | |
41a2b959 | 2502 | s->status = READY_STAT | SEEK_STAT; |
201a51fc AZ |
2503 | ide_set_irq(s); |
2504 | break; | |
2505 | case CFA_ERASE_SECTORS: | |
2506 | case CFA_WEAR_LEVEL: | |
2507 | if (!s->is_cf) | |
2508 | goto abort_cmd; | |
2509 | if (val == CFA_WEAR_LEVEL) | |
2510 | s->nsector = 0; | |
2511 | if (val == CFA_ERASE_SECTORS) | |
2512 | s->media_changed = 1; | |
2513 | s->error = 0x00; | |
41a2b959 | 2514 | s->status = READY_STAT | SEEK_STAT; |
201a51fc AZ |
2515 | ide_set_irq(s); |
2516 | break; | |
2517 | case CFA_TRANSLATE_SECTOR: | |
2518 | if (!s->is_cf) | |
2519 | goto abort_cmd; | |
2520 | s->error = 0x00; | |
41a2b959 | 2521 | s->status = READY_STAT | SEEK_STAT; |
201a51fc AZ |
2522 | memset(s->io_buffer, 0, 0x200); |
2523 | s->io_buffer[0x00] = s->hcyl; /* Cyl MSB */ | |
2524 | s->io_buffer[0x01] = s->lcyl; /* Cyl LSB */ | |
2525 | s->io_buffer[0x02] = s->select; /* Head */ | |
2526 | s->io_buffer[0x03] = s->sector; /* Sector */ | |
2527 | s->io_buffer[0x04] = ide_get_sector(s) >> 16; /* LBA MSB */ | |
2528 | s->io_buffer[0x05] = ide_get_sector(s) >> 8; /* LBA */ | |
2529 | s->io_buffer[0x06] = ide_get_sector(s) >> 0; /* LBA LSB */ | |
2530 | s->io_buffer[0x13] = 0x00; /* Erase flag */ | |
2531 | s->io_buffer[0x18] = 0x00; /* Hot count */ | |
2532 | s->io_buffer[0x19] = 0x00; /* Hot count */ | |
2533 | s->io_buffer[0x1a] = 0x01; /* Hot count */ | |
2534 | ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop); | |
2535 | ide_set_irq(s); | |
2536 | break; | |
2537 | case CFA_ACCESS_METADATA_STORAGE: | |
2538 | if (!s->is_cf) | |
2539 | goto abort_cmd; | |
2540 | switch (s->feature) { | |
2541 | case 0x02: /* Inquiry Metadata Storage */ | |
2542 | ide_cfata_metadata_inquiry(s); | |
2543 | break; | |
2544 | case 0x03: /* Read Metadata Storage */ | |
2545 | ide_cfata_metadata_read(s); | |
2546 | break; | |
2547 | case 0x04: /* Write Metadata Storage */ | |
2548 | ide_cfata_metadata_write(s); | |
2549 | break; | |
2550 | default: | |
2551 | goto abort_cmd; | |
2552 | } | |
2553 | ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop); | |
2554 | s->status = 0x00; /* NOTE: READY is _not_ set */ | |
2555 | ide_set_irq(s); | |
2556 | break; | |
2557 | case IBM_SENSE_CONDITION: | |
2558 | if (!s->is_cf) | |
2559 | goto abort_cmd; | |
2560 | switch (s->feature) { | |
2561 | case 0x01: /* sense temperature in device */ | |
2562 | s->nsector = 0x50; /* +20 C */ | |
2563 | break; | |
2564 | default: | |
2565 | goto abort_cmd; | |
2566 | } | |
41a2b959 | 2567 | s->status = READY_STAT | SEEK_STAT; |
201a51fc AZ |
2568 | ide_set_irq(s); |
2569 | break; | |
5391d806 FB |
2570 | default: |
2571 | abort_cmd: | |
2572 | ide_abort_command(s); | |
2573 | ide_set_irq(s); | |
2574 | break; | |
2575 | } | |
2576 | } | |
2577 | } | |
2578 | ||
caed8802 | 2579 | static uint32_t ide_ioport_read(void *opaque, uint32_t addr1) |
5391d806 | 2580 | { |
7ae98627 FB |
2581 | IDEState *ide_if = opaque; |
2582 | IDEState *s = ide_if->cur_drive; | |
5391d806 | 2583 | uint32_t addr; |
c2ff060f | 2584 | int ret, hob; |
5391d806 FB |
2585 | |
2586 | addr = addr1 & 7; | |
c2ff060f FB |
2587 | /* FIXME: HOB readback uses bit 7, but it's always set right now */ |
2588 | //hob = s->select & (1 << 7); | |
2589 | hob = 0; | |
5391d806 FB |
2590 | switch(addr) { |
2591 | case 0: | |
2592 | ret = 0xff; | |
2593 | break; | |
2594 | case 1: | |
c45ca54f AL |
2595 | if ((!ide_if[0].bs && !ide_if[1].bs) || |
2596 | (s != ide_if && !s->bs)) | |
c45c3d00 | 2597 | ret = 0; |
c2ff060f | 2598 | else if (!hob) |
c45c3d00 | 2599 | ret = s->error; |
c2ff060f FB |
2600 | else |
2601 | ret = s->hob_feature; | |
5391d806 FB |
2602 | break; |
2603 | case 2: | |
7ae98627 | 2604 | if (!ide_if[0].bs && !ide_if[1].bs) |
c45c3d00 | 2605 | ret = 0; |
c2ff060f | 2606 | else if (!hob) |
c45c3d00 | 2607 | ret = s->nsector & 0xff; |
c2ff060f FB |
2608 | else |
2609 | ret = s->hob_nsector; | |
5391d806 FB |
2610 | break; |
2611 | case 3: | |
7ae98627 | 2612 | if (!ide_if[0].bs && !ide_if[1].bs) |
c45c3d00 | 2613 | ret = 0; |
c2ff060f | 2614 | else if (!hob) |
c45c3d00 | 2615 | ret = s->sector; |
c2ff060f FB |
2616 | else |
2617 | ret = s->hob_sector; | |
5391d806 FB |
2618 | break; |
2619 | case 4: | |
7ae98627 | 2620 | if (!ide_if[0].bs && !ide_if[1].bs) |
c45c3d00 | 2621 | ret = 0; |
c2ff060f | 2622 | else if (!hob) |
c45c3d00 | 2623 | ret = s->lcyl; |
c2ff060f FB |
2624 | else |
2625 | ret = s->hob_lcyl; | |
5391d806 FB |
2626 | break; |
2627 | case 5: | |
7ae98627 | 2628 | if (!ide_if[0].bs && !ide_if[1].bs) |
c45c3d00 | 2629 | ret = 0; |
c2ff060f | 2630 | else if (!hob) |
c45c3d00 | 2631 | ret = s->hcyl; |
c2ff060f FB |
2632 | else |
2633 | ret = s->hob_hcyl; | |
5391d806 FB |
2634 | break; |
2635 | case 6: | |
7ae98627 | 2636 | if (!ide_if[0].bs && !ide_if[1].bs) |
c45c3d00 FB |
2637 | ret = 0; |
2638 | else | |
7ae98627 | 2639 | ret = s->select; |
5391d806 FB |
2640 | break; |
2641 | default: | |
2642 | case 7: | |
66201e2d FB |
2643 | if ((!ide_if[0].bs && !ide_if[1].bs) || |
2644 | (s != ide_if && !s->bs)) | |
c45c3d00 FB |
2645 | ret = 0; |
2646 | else | |
2647 | ret = s->status; | |
d537cf6c | 2648 | qemu_irq_lower(s->irq); |
5391d806 FB |
2649 | break; |
2650 | } | |
2651 | #ifdef DEBUG_IDE | |
2652 | printf("ide: read addr=0x%x val=%02x\n", addr1, ret); | |
2653 | #endif | |
2654 | return ret; | |
2655 | } | |
2656 | ||
caed8802 | 2657 | static uint32_t ide_status_read(void *opaque, uint32_t addr) |
5391d806 | 2658 | { |
7ae98627 FB |
2659 | IDEState *ide_if = opaque; |
2660 | IDEState *s = ide_if->cur_drive; | |
5391d806 | 2661 | int ret; |
7ae98627 | 2662 | |
66201e2d FB |
2663 | if ((!ide_if[0].bs && !ide_if[1].bs) || |
2664 | (s != ide_if && !s->bs)) | |
7ae98627 FB |
2665 | ret = 0; |
2666 | else | |
2667 | ret = s->status; | |
5391d806 FB |
2668 | #ifdef DEBUG_IDE |
2669 | printf("ide: read status addr=0x%x val=%02x\n", addr, ret); | |
2670 | #endif | |
2671 | return ret; | |
2672 | } | |
2673 | ||
caed8802 | 2674 | static void ide_cmd_write(void *opaque, uint32_t addr, uint32_t val) |
5391d806 | 2675 | { |
caed8802 | 2676 | IDEState *ide_if = opaque; |
5391d806 FB |
2677 | IDEState *s; |
2678 | int i; | |
2679 | ||
2680 | #ifdef DEBUG_IDE | |
2681 | printf("ide: write control addr=0x%x val=%02x\n", addr, val); | |
2682 | #endif | |
2683 | /* common for both drives */ | |
2684 | if (!(ide_if[0].cmd & IDE_CMD_RESET) && | |
2685 | (val & IDE_CMD_RESET)) { | |
2686 | /* reset low to high */ | |
2687 | for(i = 0;i < 2; i++) { | |
2688 | s = &ide_if[i]; | |
2689 | s->status = BUSY_STAT | SEEK_STAT; | |
2690 | s->error = 0x01; | |
2691 | } | |
2692 | } else if ((ide_if[0].cmd & IDE_CMD_RESET) && | |
2693 | !(val & IDE_CMD_RESET)) { | |
2694 | /* high to low */ | |
2695 | for(i = 0;i < 2; i++) { | |
2696 | s = &ide_if[i]; | |
6b136f9e FB |
2697 | if (s->is_cdrom) |
2698 | s->status = 0x00; /* NOTE: READY is _not_ set */ | |
2699 | else | |
56bf1d37 | 2700 | s->status = READY_STAT | SEEK_STAT; |
5391d806 FB |
2701 | ide_set_signature(s); |
2702 | } | |
2703 | } | |
2704 | ||
2705 | ide_if[0].cmd = val; | |
2706 | ide_if[1].cmd = val; | |
2707 | } | |
2708 | ||
caed8802 | 2709 | static void ide_data_writew(void *opaque, uint32_t addr, uint32_t val) |
5391d806 | 2710 | { |
caed8802 | 2711 | IDEState *s = ((IDEState *)opaque)->cur_drive; |
5391d806 FB |
2712 | uint8_t *p; |
2713 | ||
fcdd25ab AL |
2714 | /* PIO data access allowed only when DRQ bit is set */ |
2715 | if (!(s->status & DRQ_STAT)) | |
2716 | return; | |
2717 | ||
5391d806 | 2718 | p = s->data_ptr; |
0c4ad8dc | 2719 | *(uint16_t *)p = le16_to_cpu(val); |
5391d806 FB |
2720 | p += 2; |
2721 | s->data_ptr = p; | |
2722 | if (p >= s->data_end) | |
2723 | s->end_transfer_func(s); | |
2724 | } | |
2725 | ||
caed8802 | 2726 | static uint32_t ide_data_readw(void *opaque, uint32_t addr) |
5391d806 | 2727 | { |
caed8802 | 2728 | IDEState *s = ((IDEState *)opaque)->cur_drive; |
5391d806 FB |
2729 | uint8_t *p; |
2730 | int ret; | |
fcdd25ab AL |
2731 | |
2732 | /* PIO data access allowed only when DRQ bit is set */ | |
2733 | if (!(s->status & DRQ_STAT)) | |
2734 | return 0; | |
2735 | ||
5391d806 | 2736 | p = s->data_ptr; |
0c4ad8dc | 2737 | ret = cpu_to_le16(*(uint16_t *)p); |
5391d806 FB |
2738 | p += 2; |
2739 | s->data_ptr = p; | |
2740 | if (p >= s->data_end) | |
2741 | s->end_transfer_func(s); | |
2742 | return ret; | |
2743 | } | |
2744 | ||
caed8802 | 2745 | static void ide_data_writel(void *opaque, uint32_t addr, uint32_t val) |
5391d806 | 2746 | { |
caed8802 | 2747 | IDEState *s = ((IDEState *)opaque)->cur_drive; |
5391d806 FB |
2748 | uint8_t *p; |
2749 | ||
fcdd25ab AL |
2750 | /* PIO data access allowed only when DRQ bit is set */ |
2751 | if (!(s->status & DRQ_STAT)) | |
2752 | return; | |
2753 | ||
5391d806 | 2754 | p = s->data_ptr; |
0c4ad8dc | 2755 | *(uint32_t *)p = le32_to_cpu(val); |
5391d806 FB |
2756 | p += 4; |
2757 | s->data_ptr = p; | |
2758 | if (p >= s->data_end) | |
2759 | s->end_transfer_func(s); | |
2760 | } | |
2761 | ||
caed8802 | 2762 | static uint32_t ide_data_readl(void *opaque, uint32_t addr) |
5391d806 | 2763 | { |
caed8802 | 2764 | IDEState *s = ((IDEState *)opaque)->cur_drive; |
5391d806 FB |
2765 | uint8_t *p; |
2766 | int ret; | |
3b46e624 | 2767 | |
fcdd25ab AL |
2768 | /* PIO data access allowed only when DRQ bit is set */ |
2769 | if (!(s->status & DRQ_STAT)) | |
2770 | return 0; | |
2771 | ||
5391d806 | 2772 | p = s->data_ptr; |
0c4ad8dc | 2773 | ret = cpu_to_le32(*(uint32_t *)p); |
5391d806 FB |
2774 | p += 4; |
2775 | s->data_ptr = p; | |
2776 | if (p >= s->data_end) | |
2777 | s->end_transfer_func(s); | |
2778 | return ret; | |
2779 | } | |
2780 | ||
a7dfe172 FB |
2781 | static void ide_dummy_transfer_stop(IDEState *s) |
2782 | { | |
2783 | s->data_ptr = s->io_buffer; | |
2784 | s->data_end = s->io_buffer; | |
2785 | s->io_buffer[0] = 0xff; | |
2786 | s->io_buffer[1] = 0xff; | |
2787 | s->io_buffer[2] = 0xff; | |
2788 | s->io_buffer[3] = 0xff; | |
2789 | } | |
2790 | ||
5391d806 FB |
2791 | static void ide_reset(IDEState *s) |
2792 | { | |
201a51fc AZ |
2793 | if (s->is_cf) |
2794 | s->mult_sectors = 0; | |
2795 | else | |
2796 | s->mult_sectors = MAX_MULT_SECTORS; | |
5391d806 FB |
2797 | s->cur_drive = s; |
2798 | s->select = 0xa0; | |
41a2b959 | 2799 | s->status = READY_STAT | SEEK_STAT; |
5391d806 | 2800 | ide_set_signature(s); |
a7dfe172 FB |
2801 | /* init the transfer handler so that 0xffff is returned on data |
2802 | accesses */ | |
2803 | s->end_transfer_func = ide_dummy_transfer_stop; | |
2804 | ide_dummy_transfer_stop(s); | |
201a51fc | 2805 | s->media_changed = 0; |
5391d806 FB |
2806 | } |
2807 | ||
5457c8ce FB |
2808 | static void ide_init2(IDEState *ide_state, |
2809 | BlockDriverState *hd0, BlockDriverState *hd1, | |
d537cf6c | 2810 | qemu_irq irq) |
5391d806 | 2811 | { |
69b91039 | 2812 | IDEState *s; |
aedf5382 | 2813 | static int drive_serial = 1; |
f3d54fc4 | 2814 | int i, cylinders, heads, secs; |
96b8f136 | 2815 | uint64_t nb_sectors; |
5391d806 | 2816 | |
caed8802 FB |
2817 | for(i = 0; i < 2; i++) { |
2818 | s = ide_state + i; | |
2819 | if (i == 0) | |
2820 | s->bs = hd0; | |
2821 | else | |
2822 | s->bs = hd1; | |
e268ca52 | 2823 | s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4); |
5391d806 FB |
2824 | if (s->bs) { |
2825 | bdrv_get_geometry(s->bs, &nb_sectors); | |
f3d54fc4 AL |
2826 | bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs); |
2827 | s->cylinders = cylinders; | |
2828 | s->heads = heads; | |
2829 | s->sectors = secs; | |
5391d806 | 2830 | s->nb_sectors = nb_sectors; |
f3d54fc4 | 2831 | |
caed8802 FB |
2832 | if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) { |
2833 | s->is_cdrom = 1; | |
bd491d6a | 2834 | bdrv_set_change_cb(s->bs, cdrom_change_cb, s); |
5391d806 FB |
2835 | } |
2836 | } | |
aedf5382 | 2837 | s->drive_serial = drive_serial++; |
fa879c64 AL |
2838 | strncpy(s->drive_serial_str, drive_get_serial(s->bs), |
2839 | sizeof(s->drive_serial_str)); | |
2840 | if (strlen(s->drive_serial_str) == 0) | |
2841 | snprintf(s->drive_serial_str, sizeof(s->drive_serial_str), | |
2842 | "QM%05d", s->drive_serial); | |
caed8802 | 2843 | s->irq = irq; |
5fafdf24 | 2844 | s->sector_write_timer = qemu_new_timer(vm_clock, |
a09db21f | 2845 | ide_sector_write_timer_cb, s); |
5391d806 FB |
2846 | ide_reset(s); |
2847 | } | |
69b91039 FB |
2848 | } |
2849 | ||
34e538ae | 2850 | static void ide_init_ioport(IDEState *ide_state, int iobase, int iobase2) |
69b91039 | 2851 | { |
caed8802 FB |
2852 | register_ioport_write(iobase, 8, 1, ide_ioport_write, ide_state); |
2853 | register_ioport_read(iobase, 8, 1, ide_ioport_read, ide_state); | |
2854 | if (iobase2) { | |
2855 | register_ioport_read(iobase2, 1, 1, ide_status_read, ide_state); | |
2856 | register_ioport_write(iobase2, 1, 1, ide_cmd_write, ide_state); | |
5391d806 | 2857 | } |
3b46e624 | 2858 | |
caed8802 FB |
2859 | /* data ports */ |
2860 | register_ioport_write(iobase, 2, 2, ide_data_writew, ide_state); | |
2861 | register_ioport_read(iobase, 2, 2, ide_data_readw, ide_state); | |
2862 | register_ioport_write(iobase, 4, 4, ide_data_writel, ide_state); | |
2863 | register_ioport_read(iobase, 4, 4, ide_data_readl, ide_state); | |
5391d806 | 2864 | } |
69b91039 | 2865 | |
aa941b94 AZ |
2866 | /* save per IDE drive data */ |
2867 | static void ide_save(QEMUFile* f, IDEState *s) | |
2868 | { | |
bee8d684 TS |
2869 | qemu_put_be32(f, s->mult_sectors); |
2870 | qemu_put_be32(f, s->identify_set); | |
aa941b94 AZ |
2871 | if (s->identify_set) { |
2872 | qemu_put_buffer(f, (const uint8_t *)s->identify_data, 512); | |
2873 | } | |
2874 | qemu_put_8s(f, &s->feature); | |
2875 | qemu_put_8s(f, &s->error); | |
2876 | qemu_put_be32s(f, &s->nsector); | |
2877 | qemu_put_8s(f, &s->sector); | |
2878 | qemu_put_8s(f, &s->lcyl); | |
2879 | qemu_put_8s(f, &s->hcyl); | |
2880 | qemu_put_8s(f, &s->hob_feature); | |
2881 | qemu_put_8s(f, &s->hob_nsector); | |
2882 | qemu_put_8s(f, &s->hob_sector); | |
2883 | qemu_put_8s(f, &s->hob_lcyl); | |
2884 | qemu_put_8s(f, &s->hob_hcyl); | |
2885 | qemu_put_8s(f, &s->select); | |
2886 | qemu_put_8s(f, &s->status); | |
2887 | qemu_put_8s(f, &s->lba48); | |
2888 | ||
2889 | qemu_put_8s(f, &s->sense_key); | |
2890 | qemu_put_8s(f, &s->asc); | |
2891 | /* XXX: if a transfer is pending, we do not save it yet */ | |
2892 | } | |
2893 | ||
2894 | /* load per IDE drive data */ | |
93c8cfd9 | 2895 | static void ide_load(QEMUFile* f, IDEState *s, int version_id) |
aa941b94 | 2896 | { |
bee8d684 TS |
2897 | s->mult_sectors=qemu_get_be32(f); |
2898 | s->identify_set=qemu_get_be32(f); | |
aa941b94 AZ |
2899 | if (s->identify_set) { |
2900 | qemu_get_buffer(f, (uint8_t *)s->identify_data, 512); | |
2901 | } | |
2902 | qemu_get_8s(f, &s->feature); | |
2903 | qemu_get_8s(f, &s->error); | |
2904 | qemu_get_be32s(f, &s->nsector); | |
2905 | qemu_get_8s(f, &s->sector); | |
2906 | qemu_get_8s(f, &s->lcyl); | |
2907 | qemu_get_8s(f, &s->hcyl); | |
2908 | qemu_get_8s(f, &s->hob_feature); | |
2909 | qemu_get_8s(f, &s->hob_nsector); | |
2910 | qemu_get_8s(f, &s->hob_sector); | |
2911 | qemu_get_8s(f, &s->hob_lcyl); | |
2912 | qemu_get_8s(f, &s->hob_hcyl); | |
2913 | qemu_get_8s(f, &s->select); | |
2914 | qemu_get_8s(f, &s->status); | |
2915 | qemu_get_8s(f, &s->lba48); | |
2916 | ||
2917 | qemu_get_8s(f, &s->sense_key); | |
2918 | qemu_get_8s(f, &s->asc); | |
93c8cfd9 GN |
2919 | if (version_id == 3) { |
2920 | qemu_get_8s(f, &s->cdrom_changed); | |
2921 | } else { | |
2922 | if (s->sense_key == SENSE_UNIT_ATTENTION && | |
2923 | s->asc == ASC_MEDIUM_MAY_HAVE_CHANGED) | |
2924 | s->cdrom_changed = 1; | |
2925 | } | |
aa941b94 AZ |
2926 | /* XXX: if a transfer is pending, we do not save it yet */ |
2927 | } | |
2928 | ||
34e538ae FB |
2929 | /***********************************************************/ |
2930 | /* ISA IDE definitions */ | |
2931 | ||
d537cf6c | 2932 | void isa_ide_init(int iobase, int iobase2, qemu_irq irq, |
34e538ae FB |
2933 | BlockDriverState *hd0, BlockDriverState *hd1) |
2934 | { | |
2935 | IDEState *ide_state; | |
2936 | ||
2937 | ide_state = qemu_mallocz(sizeof(IDEState) * 2); | |
3b46e624 | 2938 | |
d537cf6c | 2939 | ide_init2(ide_state, hd0, hd1, irq); |
34e538ae FB |
2940 | ide_init_ioport(ide_state, iobase, iobase2); |
2941 | } | |
2942 | ||
69b91039 FB |
2943 | /***********************************************************/ |
2944 | /* PCI IDE definitions */ | |
2945 | ||
5457c8ce FB |
2946 | static void cmd646_update_irq(PCIIDEState *d); |
2947 | ||
5fafdf24 | 2948 | static void ide_map(PCIDevice *pci_dev, int region_num, |
69b91039 FB |
2949 | uint32_t addr, uint32_t size, int type) |
2950 | { | |
2951 | PCIIDEState *d = (PCIIDEState *)pci_dev; | |
2952 | IDEState *ide_state; | |
2953 | ||
2954 | if (region_num <= 3) { | |
2955 | ide_state = &d->ide_if[(region_num >> 1) * 2]; | |
2956 | if (region_num & 1) { | |
2957 | register_ioport_read(addr + 2, 1, 1, ide_status_read, ide_state); | |
2958 | register_ioport_write(addr + 2, 1, 1, ide_cmd_write, ide_state); | |
2959 | } else { | |
2960 | register_ioport_write(addr, 8, 1, ide_ioport_write, ide_state); | |
2961 | register_ioport_read(addr, 8, 1, ide_ioport_read, ide_state); | |
2962 | ||
2963 | /* data ports */ | |
2964 | register_ioport_write(addr, 2, 2, ide_data_writew, ide_state); | |
2965 | register_ioport_read(addr, 2, 2, ide_data_readw, ide_state); | |
2966 | register_ioport_write(addr, 4, 4, ide_data_writel, ide_state); | |
2967 | register_ioport_read(addr, 4, 4, ide_data_readl, ide_state); | |
2968 | } | |
2969 | } | |
2970 | } | |
2971 | ||
8ccad811 | 2972 | static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb) |
98087450 FB |
2973 | { |
2974 | BMDMAState *bm = s->bmdma; | |
2975 | if(!bm) | |
2976 | return; | |
2977 | bm->ide_if = s; | |
2978 | bm->dma_cb = dma_cb; | |
8ccad811 FB |
2979 | bm->cur_prd_last = 0; |
2980 | bm->cur_prd_addr = 0; | |
2981 | bm->cur_prd_len = 0; | |
428c5705 AL |
2982 | bm->sector_num = ide_get_sector(s); |
2983 | bm->nsector = s->nsector; | |
98087450 | 2984 | if (bm->status & BM_STATUS_DMAING) { |
8ccad811 | 2985 | bm->dma_cb(bm, 0); |
98087450 FB |
2986 | } |
2987 | } | |
2988 | ||
428c5705 AL |
2989 | static void ide_dma_restart(IDEState *s) |
2990 | { | |
2991 | BMDMAState *bm = s->bmdma; | |
2992 | ide_set_sector(s, bm->sector_num); | |
2993 | s->io_buffer_index = 0; | |
2994 | s->io_buffer_size = 0; | |
2995 | s->nsector = bm->nsector; | |
2996 | bm->cur_addr = bm->addr; | |
2997 | bm->dma_cb = ide_write_dma_cb; | |
2998 | ide_dma_start(s, bm->dma_cb); | |
2999 | } | |
3000 | ||
72c7b06c AL |
3001 | static void ide_dma_cancel(BMDMAState *bm) |
3002 | { | |
3003 | if (bm->status & BM_STATUS_DMAING) { | |
3004 | bm->status &= ~BM_STATUS_DMAING; | |
3005 | /* cancel DMA request */ | |
3006 | bm->ide_if = NULL; | |
3007 | bm->dma_cb = NULL; | |
3008 | if (bm->aiocb) { | |
3009 | #ifdef DEBUG_AIO | |
3010 | printf("aio_cancel\n"); | |
3011 | #endif | |
3012 | bdrv_aio_cancel(bm->aiocb); | |
3013 | bm->aiocb = NULL; | |
3014 | } | |
3015 | } | |
3016 | } | |
3017 | ||
98087450 FB |
3018 | static void bmdma_cmd_writeb(void *opaque, uint32_t addr, uint32_t val) |
3019 | { | |
3020 | BMDMAState *bm = opaque; | |
3021 | #ifdef DEBUG_IDE | |
3022 | printf("%s: 0x%08x\n", __func__, val); | |
3023 | #endif | |
3024 | if (!(val & BM_CMD_START)) { | |
3025 | /* XXX: do it better */ | |
72c7b06c | 3026 | ide_dma_cancel(bm); |
98087450 FB |
3027 | bm->cmd = val & 0x09; |
3028 | } else { | |
8ccad811 FB |
3029 | if (!(bm->status & BM_STATUS_DMAING)) { |
3030 | bm->status |= BM_STATUS_DMAING; | |
3031 | /* start dma transfer if possible */ | |
3032 | if (bm->dma_cb) | |
3033 | bm->dma_cb(bm, 0); | |
3034 | } | |
98087450 | 3035 | bm->cmd = val & 0x09; |
98087450 FB |
3036 | } |
3037 | } | |
3038 | ||
5457c8ce | 3039 | static uint32_t bmdma_readb(void *opaque, uint32_t addr) |
98087450 FB |
3040 | { |
3041 | BMDMAState *bm = opaque; | |
5457c8ce | 3042 | PCIIDEState *pci_dev; |
98087450 | 3043 | uint32_t val; |
3b46e624 | 3044 | |
5457c8ce | 3045 | switch(addr & 3) { |
5fafdf24 | 3046 | case 0: |
5457c8ce FB |
3047 | val = bm->cmd; |
3048 | break; | |
3049 | case 1: | |
3050 | pci_dev = bm->pci_dev; | |
3051 | if (pci_dev->type == IDE_TYPE_CMD646) { | |
3052 | val = pci_dev->dev.config[MRDMODE]; | |
3053 | } else { | |
3054 | val = 0xff; | |
3055 | } | |
3056 | break; | |
3057 | case 2: | |
3058 | val = bm->status; | |
3059 | break; | |
3060 | case 3: | |
3061 | pci_dev = bm->pci_dev; | |
3062 | if (pci_dev->type == IDE_TYPE_CMD646) { | |
3063 | if (bm == &pci_dev->bmdma[0]) | |
3064 | val = pci_dev->dev.config[UDIDETCR0]; | |
3065 | else | |
3066 | val = pci_dev->dev.config[UDIDETCR1]; | |
3067 | } else { | |
3068 | val = 0xff; | |
3069 | } | |
3070 | break; | |
3071 | default: | |
3072 | val = 0xff; | |
3073 | break; | |
3074 | } | |
98087450 | 3075 | #ifdef DEBUG_IDE |
5457c8ce | 3076 | printf("bmdma: readb 0x%02x : 0x%02x\n", addr, val); |
98087450 FB |
3077 | #endif |
3078 | return val; | |
3079 | } | |
3080 | ||
5457c8ce | 3081 | static void bmdma_writeb(void *opaque, uint32_t addr, uint32_t val) |
98087450 FB |
3082 | { |
3083 | BMDMAState *bm = opaque; | |
5457c8ce | 3084 | PCIIDEState *pci_dev; |
98087450 | 3085 | #ifdef DEBUG_IDE |
5457c8ce | 3086 | printf("bmdma: writeb 0x%02x : 0x%02x\n", addr, val); |
98087450 | 3087 | #endif |
5457c8ce FB |
3088 | switch(addr & 3) { |
3089 | case 1: | |
3090 | pci_dev = bm->pci_dev; | |
3091 | if (pci_dev->type == IDE_TYPE_CMD646) { | |
5fafdf24 | 3092 | pci_dev->dev.config[MRDMODE] = |
5457c8ce FB |
3093 | (pci_dev->dev.config[MRDMODE] & ~0x30) | (val & 0x30); |
3094 | cmd646_update_irq(pci_dev); | |
3095 | } | |
3096 | break; | |
3097 | case 2: | |
3098 | bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06); | |
3099 | break; | |
3100 | case 3: | |
3101 | pci_dev = bm->pci_dev; | |
3102 | if (pci_dev->type == IDE_TYPE_CMD646) { | |
3103 | if (bm == &pci_dev->bmdma[0]) | |
3104 | pci_dev->dev.config[UDIDETCR0] = val; | |
3105 | else | |
3106 | pci_dev->dev.config[UDIDETCR1] = val; | |
3107 | } | |
3108 | break; | |
3109 | } | |
98087450 FB |
3110 | } |
3111 | ||
5b9a1293 AJ |
3112 | static uint32_t bmdma_addr_readb(void *opaque, uint32_t addr) |
3113 | { | |
3114 | BMDMAState *bm = opaque; | |
3115 | uint32_t val; | |
3116 | val = (bm->addr >> ((addr & 3) * 8)) & 0xff; | |
3117 | #ifdef DEBUG_IDE | |
3118 | printf("%s: 0x%08x\n", __func__, val); | |
3119 | #endif | |
3120 | return val; | |
3121 | } | |
3122 | ||
3123 | static void bmdma_addr_writeb(void *opaque, uint32_t addr, uint32_t val) | |
3124 | { | |
3125 | BMDMAState *bm = opaque; | |
3126 | int shift = (addr & 3) * 8; | |
3127 | #ifdef DEBUG_IDE | |
3128 | printf("%s: 0x%08x\n", __func__, val); | |
3129 | #endif | |
3130 | bm->addr &= ~(0xFF << shift); | |
3131 | bm->addr |= ((val & 0xFF) << shift) & ~3; | |
3132 | bm->cur_addr = bm->addr; | |
3133 | } | |
3134 | ||
3135 | static uint32_t bmdma_addr_readw(void *opaque, uint32_t addr) | |
3136 | { | |
3137 | BMDMAState *bm = opaque; | |
3138 | uint32_t val; | |
3139 | val = (bm->addr >> ((addr & 3) * 8)) & 0xffff; | |
3140 | #ifdef DEBUG_IDE | |
3141 | printf("%s: 0x%08x\n", __func__, val); | |
3142 | #endif | |
3143 | return val; | |
3144 | } | |
3145 | ||
3146 | static void bmdma_addr_writew(void *opaque, uint32_t addr, uint32_t val) | |
3147 | { | |
3148 | BMDMAState *bm = opaque; | |
3149 | int shift = (addr & 3) * 8; | |
3150 | #ifdef DEBUG_IDE | |
3151 | printf("%s: 0x%08x\n", __func__, val); | |
3152 | #endif | |
3153 | bm->addr &= ~(0xFFFF << shift); | |
3154 | bm->addr |= ((val & 0xFFFF) << shift) & ~3; | |
3155 | bm->cur_addr = bm->addr; | |
3156 | } | |
3157 | ||
98087450 FB |
3158 | static uint32_t bmdma_addr_readl(void *opaque, uint32_t addr) |
3159 | { | |
3160 | BMDMAState *bm = opaque; | |
3161 | uint32_t val; | |
3162 | val = bm->addr; | |
3163 | #ifdef DEBUG_IDE | |
3164 | printf("%s: 0x%08x\n", __func__, val); | |
3165 | #endif | |
3166 | return val; | |
3167 | } | |
3168 | ||
3169 | static void bmdma_addr_writel(void *opaque, uint32_t addr, uint32_t val) | |
3170 | { | |
3171 | BMDMAState *bm = opaque; | |
3172 | #ifdef DEBUG_IDE | |
3173 | printf("%s: 0x%08x\n", __func__, val); | |
3174 | #endif | |
3175 | bm->addr = val & ~3; | |
30c4bbac | 3176 | bm->cur_addr = bm->addr; |
98087450 FB |
3177 | } |
3178 | ||
5fafdf24 | 3179 | static void bmdma_map(PCIDevice *pci_dev, int region_num, |
98087450 FB |
3180 | uint32_t addr, uint32_t size, int type) |
3181 | { | |
3182 | PCIIDEState *d = (PCIIDEState *)pci_dev; | |
3183 | int i; | |
3184 | ||
3185 | for(i = 0;i < 2; i++) { | |
3186 | BMDMAState *bm = &d->bmdma[i]; | |
3187 | d->ide_if[2 * i].bmdma = bm; | |
3188 | d->ide_if[2 * i + 1].bmdma = bm; | |
5457c8ce | 3189 | bm->pci_dev = (PCIIDEState *)pci_dev; |
428c5705 | 3190 | qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm); |
5457c8ce | 3191 | |
98087450 | 3192 | register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm); |
98087450 | 3193 | |
5457c8ce FB |
3194 | register_ioport_write(addr + 1, 3, 1, bmdma_writeb, bm); |
3195 | register_ioport_read(addr, 4, 1, bmdma_readb, bm); | |
98087450 | 3196 | |
5b9a1293 AJ |
3197 | register_ioport_write(addr + 4, 4, 1, bmdma_addr_writeb, bm); |
3198 | register_ioport_read(addr + 4, 4, 1, bmdma_addr_readb, bm); | |
3199 | register_ioport_write(addr + 4, 4, 2, bmdma_addr_writew, bm); | |
3200 | register_ioport_read(addr + 4, 4, 2, bmdma_addr_readw, bm); | |
98087450 FB |
3201 | register_ioport_write(addr + 4, 4, 4, bmdma_addr_writel, bm); |
3202 | register_ioport_read(addr + 4, 4, 4, bmdma_addr_readl, bm); | |
3203 | addr += 8; | |
3204 | } | |
3205 | } | |
3206 | ||
9b64997f BS |
3207 | static void pci_ide_save(QEMUFile* f, void *opaque) |
3208 | { | |
3209 | PCIIDEState *d = opaque; | |
3210 | int i; | |
3211 | ||
3212 | pci_device_save(&d->dev, f); | |
3213 | ||
3214 | for(i = 0; i < 2; i++) { | |
3215 | BMDMAState *bm = &d->bmdma[i]; | |
428c5705 | 3216 | uint8_t ifidx; |
9b64997f BS |
3217 | qemu_put_8s(f, &bm->cmd); |
3218 | qemu_put_8s(f, &bm->status); | |
3219 | qemu_put_be32s(f, &bm->addr); | |
428c5705 AL |
3220 | qemu_put_sbe64s(f, &bm->sector_num); |
3221 | qemu_put_be32s(f, &bm->nsector); | |
3222 | ifidx = bm->ide_if ? bm->ide_if - d->ide_if : 0; | |
3223 | qemu_put_8s(f, &ifidx); | |
9b64997f BS |
3224 | /* XXX: if a transfer is pending, we do not save it yet */ |
3225 | } | |
3226 | ||
3227 | /* per IDE interface data */ | |
3228 | for(i = 0; i < 2; i++) { | |
3229 | IDEState *s = &d->ide_if[i * 2]; | |
3230 | uint8_t drive1_selected; | |
3231 | qemu_put_8s(f, &s->cmd); | |
3232 | drive1_selected = (s->cur_drive != s); | |
3233 | qemu_put_8s(f, &drive1_selected); | |
3234 | } | |
3235 | ||
3236 | /* per IDE drive data */ | |
3237 | for(i = 0; i < 4; i++) { | |
3238 | ide_save(f, &d->ide_if[i]); | |
3239 | } | |
3240 | } | |
3241 | ||
3242 | static int pci_ide_load(QEMUFile* f, void *opaque, int version_id) | |
3243 | { | |
3244 | PCIIDEState *d = opaque; | |
3245 | int ret, i; | |
3246 | ||
93c8cfd9 | 3247 | if (version_id != 2 && version_id != 3) |
9b64997f BS |
3248 | return -EINVAL; |
3249 | ret = pci_device_load(&d->dev, f); | |
3250 | if (ret < 0) | |
3251 | return ret; | |
3252 | ||
3253 | for(i = 0; i < 2; i++) { | |
3254 | BMDMAState *bm = &d->bmdma[i]; | |
428c5705 | 3255 | uint8_t ifidx; |
9b64997f BS |
3256 | qemu_get_8s(f, &bm->cmd); |
3257 | qemu_get_8s(f, &bm->status); | |
3258 | qemu_get_be32s(f, &bm->addr); | |
428c5705 AL |
3259 | qemu_get_sbe64s(f, &bm->sector_num); |
3260 | qemu_get_be32s(f, &bm->nsector); | |
3261 | qemu_get_8s(f, &ifidx); | |
3262 | bm->ide_if = &d->ide_if[ifidx]; | |
9b64997f BS |
3263 | /* XXX: if a transfer is pending, we do not save it yet */ |
3264 | } | |
3265 | ||
3266 | /* per IDE interface data */ | |
3267 | for(i = 0; i < 2; i++) { | |
3268 | IDEState *s = &d->ide_if[i * 2]; | |
3269 | uint8_t drive1_selected; | |
3270 | qemu_get_8s(f, &s->cmd); | |
3271 | qemu_get_8s(f, &drive1_selected); | |
3272 | s->cur_drive = &d->ide_if[i * 2 + (drive1_selected != 0)]; | |
3273 | } | |
3274 | ||
3275 | /* per IDE drive data */ | |
3276 | for(i = 0; i < 4; i++) { | |
93c8cfd9 | 3277 | ide_load(f, &d->ide_if[i], version_id); |
9b64997f BS |
3278 | } |
3279 | return 0; | |
3280 | } | |
3281 | ||
5457c8ce FB |
3282 | /* XXX: call it also when the MRDMODE is changed from the PCI config |
3283 | registers */ | |
3284 | static void cmd646_update_irq(PCIIDEState *d) | |
3285 | { | |
3286 | int pci_level; | |
3287 | pci_level = ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH0) && | |
3288 | !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH0)) || | |
3289 | ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH1) && | |
3290 | !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH1)); | |
d537cf6c | 3291 | qemu_set_irq(d->dev.irq[0], pci_level); |
5457c8ce FB |
3292 | } |
3293 | ||
3294 | /* the PCI irq level is the logical OR of the two channels */ | |
3295 | static void cmd646_set_irq(void *opaque, int channel, int level) | |
3296 | { | |
3297 | PCIIDEState *d = opaque; | |
3298 | int irq_mask; | |
3299 | ||
3300 | irq_mask = MRDMODE_INTR_CH0 << channel; | |
3301 | if (level) | |
3302 | d->dev.config[MRDMODE] |= irq_mask; | |
3303 | else | |
3304 | d->dev.config[MRDMODE] &= ~irq_mask; | |
3305 | cmd646_update_irq(d); | |
3306 | } | |
3307 | ||
6e6b7363 BS |
3308 | static void cmd646_reset(void *opaque) |
3309 | { | |
3310 | PCIIDEState *d = opaque; | |
3311 | unsigned int i; | |
3312 | ||
3313 | for (i = 0; i < 2; i++) | |
3314 | ide_dma_cancel(&d->bmdma[i]); | |
3315 | } | |
3316 | ||
5457c8ce FB |
3317 | /* CMD646 PCI IDE controller */ |
3318 | void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table, | |
3319 | int secondary_ide_enabled) | |
69b91039 FB |
3320 | { |
3321 | PCIIDEState *d; | |
3322 | uint8_t *pci_conf; | |
34e538ae | 3323 | int i; |
d537cf6c | 3324 | qemu_irq *irq; |
34e538ae | 3325 | |
5fafdf24 | 3326 | d = (PCIIDEState *)pci_register_device(bus, "CMD646 IDE", |
5457c8ce | 3327 | sizeof(PCIIDEState), |
5fafdf24 | 3328 | -1, |
73c11f63 | 3329 | NULL, NULL); |
5457c8ce | 3330 | d->type = IDE_TYPE_CMD646; |
69b91039 | 3331 | pci_conf = d->dev.config; |
deb54399 AL |
3332 | pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_CMD); |
3333 | pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_CMD_646); | |
5457c8ce FB |
3334 | |
3335 | pci_conf[0x08] = 0x07; // IDE controller revision | |
5fafdf24 | 3336 | pci_conf[0x09] = 0x8f; |
5457c8ce | 3337 | |
173a543b | 3338 | pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE); |
6407f373 | 3339 | pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type |
3b46e624 | 3340 | |
0516ede0 | 3341 | pci_conf[0x51] = 0x04; // enable IDE0 |
5457c8ce FB |
3342 | if (secondary_ide_enabled) { |
3343 | /* XXX: if not enabled, really disable the seconday IDE controller */ | |
0516ede0 | 3344 | pci_conf[0x51] |= 0x08; /* enable IDE1 */ |
5457c8ce | 3345 | } |
69b91039 | 3346 | |
28c2c264 | 3347 | pci_register_bar((PCIDevice *)d, 0, 0x8, |
69b91039 | 3348 | PCI_ADDRESS_SPACE_IO, ide_map); |
28c2c264 | 3349 | pci_register_bar((PCIDevice *)d, 1, 0x4, |
69b91039 | 3350 | PCI_ADDRESS_SPACE_IO, ide_map); |
28c2c264 | 3351 | pci_register_bar((PCIDevice *)d, 2, 0x8, |
69b91039 | 3352 | PCI_ADDRESS_SPACE_IO, ide_map); |
28c2c264 | 3353 | pci_register_bar((PCIDevice *)d, 3, 0x4, |
69b91039 | 3354 | PCI_ADDRESS_SPACE_IO, ide_map); |
28c2c264 | 3355 | pci_register_bar((PCIDevice *)d, 4, 0x10, |
98087450 | 3356 | PCI_ADDRESS_SPACE_IO, bmdma_map); |
69b91039 | 3357 | |
34e538ae | 3358 | pci_conf[0x3d] = 0x01; // interrupt on pin 1 |
3b46e624 | 3359 | |
34e538ae FB |
3360 | for(i = 0; i < 4; i++) |
3361 | d->ide_if[i].pci_dev = (PCIDevice *)d; | |
d537cf6c PB |
3362 | |
3363 | irq = qemu_allocate_irqs(cmd646_set_irq, d, 2); | |
3364 | ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], irq[0]); | |
3365 | ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], irq[1]); | |
6e6b7363 | 3366 | |
93c8cfd9 | 3367 | register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d); |
a08d4367 | 3368 | qemu_register_reset(cmd646_reset, d); |
6e6b7363 | 3369 | cmd646_reset(d); |
34e538ae FB |
3370 | } |
3371 | ||
72c7b06c | 3372 | static void piix3_reset(void *opaque) |
e6a71ae3 | 3373 | { |
72c7b06c | 3374 | PCIIDEState *d = opaque; |
e6a71ae3 | 3375 | uint8_t *pci_conf = d->dev.config; |
72c7b06c AL |
3376 | int i; |
3377 | ||
3378 | for (i = 0; i < 2; i++) | |
3379 | ide_dma_cancel(&d->bmdma[i]); | |
e6a71ae3 TS |
3380 | |
3381 | pci_conf[0x04] = 0x00; | |
3382 | pci_conf[0x05] = 0x00; | |
3383 | pci_conf[0x06] = 0x80; /* FBC */ | |
3384 | pci_conf[0x07] = 0x02; // PCI_status_devsel_medium | |
3385 | pci_conf[0x20] = 0x01; /* BMIBA: 20-23h */ | |
3386 | } | |
3387 | ||
34e538ae FB |
3388 | /* hd_table must contain 4 block drivers */ |
3389 | /* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */ | |
d537cf6c PB |
3390 | void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn, |
3391 | qemu_irq *pic) | |
34e538ae FB |
3392 | { |
3393 | PCIIDEState *d; | |
3394 | uint8_t *pci_conf; | |
b0a7b120 | 3395 | int i; |
3b46e624 | 3396 | |
34e538ae | 3397 | /* register a function 1 of PIIX3 */ |
5fafdf24 | 3398 | d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE", |
46e50e9d | 3399 | sizeof(PCIIDEState), |
502a5395 | 3400 | devfn, |
34e538ae | 3401 | NULL, NULL); |
5457c8ce FB |
3402 | d->type = IDE_TYPE_PIIX3; |
3403 | ||
34e538ae | 3404 | pci_conf = d->dev.config; |
deb54399 AL |
3405 | pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL); |
3406 | pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371SB_1); | |
92510b8c | 3407 | pci_conf[0x09] = 0x80; // legacy ATA mode |
173a543b | 3408 | pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE); |
6407f373 | 3409 | pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type |
34e538ae | 3410 | |
a08d4367 | 3411 | qemu_register_reset(piix3_reset, d); |
e6a71ae3 TS |
3412 | piix3_reset(d); |
3413 | ||
28c2c264 | 3414 | pci_register_bar((PCIDevice *)d, 4, 0x10, |
98087450 | 3415 | PCI_ADDRESS_SPACE_IO, bmdma_map); |
34e538ae | 3416 | |
d537cf6c PB |
3417 | ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]); |
3418 | ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]); | |
34e538ae FB |
3419 | ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6); |
3420 | ide_init_ioport(&d->ide_if[2], 0x170, 0x376); | |
c3d78997 | 3421 | |
b0a7b120 AL |
3422 | for (i = 0; i < 4; i++) |
3423 | if (hd_table[i]) | |
3424 | hd_table[i]->private = &d->dev; | |
3425 | ||
93c8cfd9 | 3426 | register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d); |
69b91039 | 3427 | } |
1ade1de2 | 3428 | |
afcc3cdf TS |
3429 | /* hd_table must contain 4 block drivers */ |
3430 | /* NOTE: for the PIIX4, the IRQs and IOports are hardcoded */ | |
3431 | void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn, | |
3432 | qemu_irq *pic) | |
3433 | { | |
3434 | PCIIDEState *d; | |
3435 | uint8_t *pci_conf; | |
3436 | ||
3437 | /* register a function 1 of PIIX4 */ | |
3438 | d = (PCIIDEState *)pci_register_device(bus, "PIIX4 IDE", | |
3439 | sizeof(PCIIDEState), | |
3440 | devfn, | |
3441 | NULL, NULL); | |
3442 | d->type = IDE_TYPE_PIIX4; | |
3443 | ||
3444 | pci_conf = d->dev.config; | |
deb54399 AL |
3445 | pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL); |
3446 | pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371AB); | |
afcc3cdf | 3447 | pci_conf[0x09] = 0x80; // legacy ATA mode |
173a543b | 3448 | pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE); |
6407f373 | 3449 | pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type |
afcc3cdf | 3450 | |
a08d4367 | 3451 | qemu_register_reset(piix3_reset, d); |
afcc3cdf TS |
3452 | piix3_reset(d); |
3453 | ||
28c2c264 | 3454 | pci_register_bar((PCIDevice *)d, 4, 0x10, |
afcc3cdf TS |
3455 | PCI_ADDRESS_SPACE_IO, bmdma_map); |
3456 | ||
3457 | ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]); | |
3458 | ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]); | |
3459 | ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6); | |
3460 | ide_init_ioport(&d->ide_if[2], 0x170, 0x376); | |
3461 | ||
93c8cfd9 | 3462 | register_savevm("ide", 0, 3, pci_ide_save, pci_ide_load, d); |
afcc3cdf TS |
3463 | } |
3464 | ||
e3007e66 | 3465 | #if defined(TARGET_PPC) |
1ade1de2 FB |
3466 | /***********************************************************/ |
3467 | /* MacIO based PowerPC IDE */ | |
3468 | ||
e3007e66 AJ |
3469 | typedef struct MACIOIDEState { |
3470 | IDEState ide_if[2]; | |
862c9280 | 3471 | BlockDriverAIOCB *aiocb; |
e3007e66 AJ |
3472 | } MACIOIDEState; |
3473 | ||
862c9280 | 3474 | static void pmac_ide_atapi_transfer_cb(void *opaque, int ret) |
e3007e66 | 3475 | { |
862c9280 | 3476 | DBDMA_io *io = opaque; |
b42ec42d | 3477 | MACIOIDEState *m = io->opaque; |
e3007e66 | 3478 | IDEState *s = m->ide_if->cur_drive; |
e3007e66 | 3479 | |
862c9280 AJ |
3480 | if (ret < 0) { |
3481 | m->aiocb = NULL; | |
3482 | qemu_sglist_destroy(&s->sg); | |
3483 | ide_atapi_io_error(s, ret); | |
3484 | io->dma_end(opaque); | |
3485 | return; | |
3486 | } | |
e3007e66 | 3487 | |
862c9280 AJ |
3488 | if (s->io_buffer_size > 0) { |
3489 | m->aiocb = NULL; | |
3490 | qemu_sglist_destroy(&s->sg); | |
e3007e66 | 3491 | |
862c9280 | 3492 | s->packet_transfer_size -= s->io_buffer_size; |
e3007e66 | 3493 | |
862c9280 AJ |
3494 | s->io_buffer_index += s->io_buffer_size; |
3495 | s->lba += s->io_buffer_index >> 11; | |
3496 | s->io_buffer_index &= 0x7ff; | |
3497 | } | |
e3007e66 | 3498 | |
862c9280 AJ |
3499 | if (s->packet_transfer_size <= 0) |
3500 | ide_atapi_cmd_ok(s); | |
e3007e66 | 3501 | |
862c9280 AJ |
3502 | if (io->len == 0) { |
3503 | io->dma_end(opaque); | |
3504 | return; | |
e3007e66 | 3505 | } |
b42ec42d | 3506 | |
862c9280 | 3507 | /* launch next transfer */ |
b42ec42d | 3508 | |
862c9280 AJ |
3509 | s->io_buffer_size = io->len; |
3510 | ||
3511 | qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1); | |
3512 | qemu_sglist_add(&s->sg, io->addr, io->len); | |
3513 | io->addr += io->len; | |
3514 | io->len = 0; | |
3515 | ||
3516 | m->aiocb = dma_bdrv_read(s->bs, &s->sg, | |
3517 | (int64_t)(s->lba << 2) + (s->io_buffer_index >> 9), | |
3518 | pmac_ide_atapi_transfer_cb, io); | |
3519 | if (!m->aiocb) { | |
3520 | qemu_sglist_destroy(&s->sg); | |
3521 | /* Note: media not present is the most likely case */ | |
3522 | ide_atapi_cmd_error(s, SENSE_NOT_READY, | |
3523 | ASC_MEDIUM_NOT_PRESENT); | |
3524 | io->dma_end(opaque); | |
3525 | return; | |
e3007e66 | 3526 | } |
e3007e66 AJ |
3527 | } |
3528 | ||
862c9280 | 3529 | static void pmac_ide_transfer_cb(void *opaque, int ret) |
e3007e66 | 3530 | { |
862c9280 | 3531 | DBDMA_io *io = opaque; |
b42ec42d | 3532 | MACIOIDEState *m = io->opaque; |
e3007e66 | 3533 | IDEState *s = m->ide_if->cur_drive; |
862c9280 | 3534 | int n; |
e3007e66 | 3535 | int64_t sector_num; |
e3007e66 | 3536 | |
862c9280 AJ |
3537 | if (ret < 0) { |
3538 | m->aiocb = NULL; | |
3539 | qemu_sglist_destroy(&s->sg); | |
3540 | ide_dma_error(s); | |
3541 | io->dma_end(io); | |
b42ec42d AJ |
3542 | return; |
3543 | } | |
e3007e66 | 3544 | |
862c9280 AJ |
3545 | sector_num = ide_get_sector(s); |
3546 | if (s->io_buffer_size > 0) { | |
3547 | m->aiocb = NULL; | |
3548 | qemu_sglist_destroy(&s->sg); | |
3549 | n = (s->io_buffer_size + 0x1ff) >> 9; | |
3550 | sector_num += n; | |
3551 | ide_set_sector(s, sector_num); | |
3552 | s->nsector -= n; | |
3553 | } | |
3554 | ||
3555 | /* end of transfer ? */ | |
3556 | if (s->nsector == 0) { | |
3557 | s->status = READY_STAT | SEEK_STAT; | |
3558 | ide_set_irq(s); | |
3559 | } | |
e3007e66 | 3560 | |
862c9280 | 3561 | /* end of DMA ? */ |
e3007e66 | 3562 | |
862c9280 AJ |
3563 | if (io->len == 0) { |
3564 | io->dma_end(io); | |
3565 | return; | |
3566 | } | |
e3007e66 | 3567 | |
862c9280 | 3568 | /* launch next transfer */ |
e3007e66 | 3569 | |
862c9280 AJ |
3570 | s->io_buffer_index = 0; |
3571 | s->io_buffer_size = io->len; | |
e3007e66 | 3572 | |
862c9280 AJ |
3573 | qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1); |
3574 | qemu_sglist_add(&s->sg, io->addr, io->len); | |
3575 | io->addr += io->len; | |
3576 | io->len = 0; | |
e3007e66 | 3577 | |
862c9280 AJ |
3578 | if (s->is_read) |
3579 | m->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num, | |
3580 | pmac_ide_transfer_cb, io); | |
3581 | else | |
3582 | m->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num, | |
3583 | pmac_ide_transfer_cb, io); | |
3584 | if (!m->aiocb) | |
3585 | pmac_ide_transfer_cb(io, -1); | |
3586 | } | |
e3007e66 | 3587 | |
862c9280 AJ |
3588 | static void pmac_ide_transfer(DBDMA_io *io) |
3589 | { | |
3590 | MACIOIDEState *m = io->opaque; | |
3591 | IDEState *s = m->ide_if->cur_drive; | |
b42ec42d | 3592 | |
862c9280 AJ |
3593 | s->io_buffer_size = 0; |
3594 | if (s->is_cdrom) { | |
3595 | pmac_ide_atapi_transfer_cb(io, 0); | |
3596 | return; | |
e3007e66 AJ |
3597 | } |
3598 | ||
862c9280 AJ |
3599 | pmac_ide_transfer_cb(io, 0); |
3600 | } | |
3601 | ||
3602 | static void pmac_ide_flush(DBDMA_io *io) | |
3603 | { | |
3604 | MACIOIDEState *m = io->opaque; | |
3605 | ||
3606 | if (m->aiocb) | |
3607 | qemu_aio_flush(); | |
e3007e66 AJ |
3608 | } |
3609 | ||
1ade1de2 FB |
3610 | /* PowerMac IDE memory IO */ |
3611 | static void pmac_ide_writeb (void *opaque, | |
3612 | target_phys_addr_t addr, uint32_t val) | |
3613 | { | |
e3007e66 AJ |
3614 | MACIOIDEState *d = opaque; |
3615 | ||
5fafdf24 | 3616 | addr = (addr & 0xFFF) >> 4; |
1ade1de2 FB |
3617 | switch (addr) { |
3618 | case 1 ... 7: | |
e3007e66 | 3619 | ide_ioport_write(d->ide_if, addr, val); |
1ade1de2 FB |
3620 | break; |
3621 | case 8: | |
3622 | case 22: | |
e3007e66 | 3623 | ide_cmd_write(d->ide_if, 0, val); |
1ade1de2 FB |
3624 | break; |
3625 | default: | |
3626 | break; | |
3627 | } | |
3628 | } | |
3629 | ||
3630 | static uint32_t pmac_ide_readb (void *opaque,target_phys_addr_t addr) | |
3631 | { | |
3632 | uint8_t retval; | |
e3007e66 | 3633 | MACIOIDEState *d = opaque; |
1ade1de2 FB |
3634 | |
3635 | addr = (addr & 0xFFF) >> 4; | |
3636 | switch (addr) { | |
3637 | case 1 ... 7: | |
e3007e66 | 3638 | retval = ide_ioport_read(d->ide_if, addr); |
1ade1de2 FB |
3639 | break; |
3640 | case 8: | |
3641 | case 22: | |
e3007e66 | 3642 | retval = ide_status_read(d->ide_if, 0); |
1ade1de2 FB |
3643 | break; |
3644 | default: | |
3645 | retval = 0xFF; | |
3646 | break; | |
3647 | } | |
3648 | return retval; | |
3649 | } | |
3650 | ||
3651 | static void pmac_ide_writew (void *opaque, | |
3652 | target_phys_addr_t addr, uint32_t val) | |
3653 | { | |
e3007e66 AJ |
3654 | MACIOIDEState *d = opaque; |
3655 | ||
5fafdf24 | 3656 | addr = (addr & 0xFFF) >> 4; |
1ade1de2 FB |
3657 | #ifdef TARGET_WORDS_BIGENDIAN |
3658 | val = bswap16(val); | |
3659 | #endif | |
3660 | if (addr == 0) { | |
e3007e66 | 3661 | ide_data_writew(d->ide_if, 0, val); |
1ade1de2 FB |
3662 | } |
3663 | } | |
3664 | ||
3665 | static uint32_t pmac_ide_readw (void *opaque,target_phys_addr_t addr) | |
3666 | { | |
3667 | uint16_t retval; | |
e3007e66 | 3668 | MACIOIDEState *d = opaque; |
1ade1de2 | 3669 | |
5fafdf24 | 3670 | addr = (addr & 0xFFF) >> 4; |
1ade1de2 | 3671 | if (addr == 0) { |
e3007e66 | 3672 | retval = ide_data_readw(d->ide_if, 0); |
1ade1de2 FB |
3673 | } else { |
3674 | retval = 0xFFFF; | |
3675 | } | |
3676 | #ifdef TARGET_WORDS_BIGENDIAN | |
3677 | retval = bswap16(retval); | |
3678 | #endif | |
3679 | return retval; | |
3680 | } | |
3681 | ||
3682 | static void pmac_ide_writel (void *opaque, | |
3683 | target_phys_addr_t addr, uint32_t val) | |
3684 | { | |
e3007e66 AJ |
3685 | MACIOIDEState *d = opaque; |
3686 | ||
5fafdf24 | 3687 | addr = (addr & 0xFFF) >> 4; |
1ade1de2 FB |
3688 | #ifdef TARGET_WORDS_BIGENDIAN |
3689 | val = bswap32(val); | |
3690 | #endif | |
3691 | if (addr == 0) { | |
e3007e66 | 3692 | ide_data_writel(d->ide_if, 0, val); |
1ade1de2 FB |
3693 | } |
3694 | } | |
3695 | ||
3696 | static uint32_t pmac_ide_readl (void *opaque,target_phys_addr_t addr) | |
3697 | { | |
3698 | uint32_t retval; | |
e3007e66 | 3699 | MACIOIDEState *d = opaque; |
1ade1de2 | 3700 | |
5fafdf24 | 3701 | addr = (addr & 0xFFF) >> 4; |
1ade1de2 | 3702 | if (addr == 0) { |
e3007e66 | 3703 | retval = ide_data_readl(d->ide_if, 0); |
1ade1de2 FB |
3704 | } else { |
3705 | retval = 0xFFFFFFFF; | |
3706 | } | |
3707 | #ifdef TARGET_WORDS_BIGENDIAN | |
3708 | retval = bswap32(retval); | |
3709 | #endif | |
3710 | return retval; | |
3711 | } | |
3712 | ||
3713 | static CPUWriteMemoryFunc *pmac_ide_write[] = { | |
3714 | pmac_ide_writeb, | |
3715 | pmac_ide_writew, | |
3716 | pmac_ide_writel, | |
3717 | }; | |
3718 | ||
3719 | static CPUReadMemoryFunc *pmac_ide_read[] = { | |
3720 | pmac_ide_readb, | |
3721 | pmac_ide_readw, | |
3722 | pmac_ide_readl, | |
3723 | }; | |
3724 | ||
9b64997f BS |
3725 | static void pmac_ide_save(QEMUFile *f, void *opaque) |
3726 | { | |
e3007e66 AJ |
3727 | MACIOIDEState *d = opaque; |
3728 | IDEState *s = d->ide_if; | |
9b64997f BS |
3729 | uint8_t drive1_selected; |
3730 | unsigned int i; | |
3731 | ||
3732 | /* per IDE interface data */ | |
3733 | qemu_put_8s(f, &s->cmd); | |
3734 | drive1_selected = (s->cur_drive != s); | |
3735 | qemu_put_8s(f, &drive1_selected); | |
3736 | ||
3737 | /* per IDE drive data */ | |
3738 | for(i = 0; i < 2; i++) { | |
3739 | ide_save(f, &s[i]); | |
3740 | } | |
3741 | } | |
3742 | ||
3743 | static int pmac_ide_load(QEMUFile *f, void *opaque, int version_id) | |
3744 | { | |
e3007e66 AJ |
3745 | MACIOIDEState *d = opaque; |
3746 | IDEState *s = d->ide_if; | |
9b64997f BS |
3747 | uint8_t drive1_selected; |
3748 | unsigned int i; | |
3749 | ||
93c8cfd9 | 3750 | if (version_id != 1 && version_id != 3) |
9b64997f BS |
3751 | return -EINVAL; |
3752 | ||
3753 | /* per IDE interface data */ | |
3754 | qemu_get_8s(f, &s->cmd); | |
3755 | qemu_get_8s(f, &drive1_selected); | |
3756 | s->cur_drive = &s[(drive1_selected != 0)]; | |
3757 | ||
3758 | /* per IDE drive data */ | |
3759 | for(i = 0; i < 2; i++) { | |
93c8cfd9 | 3760 | ide_load(f, &s[i], version_id); |
9b64997f BS |
3761 | } |
3762 | return 0; | |
3763 | } | |
3764 | ||
6e6b7363 BS |
3765 | static void pmac_ide_reset(void *opaque) |
3766 | { | |
e3007e66 AJ |
3767 | MACIOIDEState *d = opaque; |
3768 | IDEState *s = d->ide_if; | |
6e6b7363 BS |
3769 | |
3770 | ide_reset(&s[0]); | |
3771 | ide_reset(&s[1]); | |
3772 | } | |
3773 | ||
1ade1de2 FB |
3774 | /* hd_table must contain 4 block drivers */ |
3775 | /* PowerMac uses memory mapped registers, not I/O. Return the memory | |
3776 | I/O index to access the ide. */ | |
e3007e66 AJ |
3777 | int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq, |
3778 | void *dbdma, int channel, qemu_irq dma_irq) | |
1ade1de2 | 3779 | { |
e3007e66 | 3780 | MACIOIDEState *d; |
1ade1de2 FB |
3781 | int pmac_ide_memory; |
3782 | ||
e3007e66 AJ |
3783 | d = qemu_mallocz(sizeof(MACIOIDEState)); |
3784 | ide_init2(d->ide_if, hd_table[0], hd_table[1], irq); | |
3785 | ||
b42ec42d | 3786 | if (dbdma) |
862c9280 | 3787 | DBDMA_register_channel(dbdma, channel, dma_irq, pmac_ide_transfer, pmac_ide_flush, d); |
3b46e624 | 3788 | |
1eed09cb | 3789 | pmac_ide_memory = cpu_register_io_memory(pmac_ide_read, |
e3007e66 | 3790 | pmac_ide_write, d); |
93c8cfd9 | 3791 | register_savevm("ide", 0, 3, pmac_ide_save, pmac_ide_load, d); |
a08d4367 | 3792 | qemu_register_reset(pmac_ide_reset, d); |
e3007e66 AJ |
3793 | pmac_ide_reset(d); |
3794 | ||
1ade1de2 FB |
3795 | return pmac_ide_memory; |
3796 | } | |
e3007e66 | 3797 | #endif /* TARGET_PPC */ |
201a51fc | 3798 | |
a4a771c0 AZ |
3799 | /***********************************************************/ |
3800 | /* MMIO based ide port | |
3801 | * This emulates IDE device connected directly to the CPU bus without | |
3802 | * dedicated ide controller, which is often seen on embedded boards. | |
3803 | */ | |
3804 | ||
3805 | typedef struct { | |
3806 | void *dev; | |
3807 | int shift; | |
3808 | } MMIOState; | |
3809 | ||
3810 | static uint32_t mmio_ide_read (void *opaque, target_phys_addr_t addr) | |
3811 | { | |
3812 | MMIOState *s = (MMIOState*)opaque; | |
3813 | IDEState *ide = (IDEState*)s->dev; | |
3814 | addr >>= s->shift; | |
3815 | if (addr & 7) | |
3816 | return ide_ioport_read(ide, addr); | |
3817 | else | |
3818 | return ide_data_readw(ide, 0); | |
3819 | } | |
3820 | ||
3821 | static void mmio_ide_write (void *opaque, target_phys_addr_t addr, | |
3822 | uint32_t val) | |
3823 | { | |
3824 | MMIOState *s = (MMIOState*)opaque; | |
3825 | IDEState *ide = (IDEState*)s->dev; | |
3826 | addr >>= s->shift; | |
3827 | if (addr & 7) | |
3828 | ide_ioport_write(ide, addr, val); | |
3829 | else | |
3830 | ide_data_writew(ide, 0, val); | |
3831 | } | |
3832 | ||
3833 | static CPUReadMemoryFunc *mmio_ide_reads[] = { | |
3834 | mmio_ide_read, | |
3835 | mmio_ide_read, | |
3836 | mmio_ide_read, | |
3837 | }; | |
3838 | ||
3839 | static CPUWriteMemoryFunc *mmio_ide_writes[] = { | |
3840 | mmio_ide_write, | |
3841 | mmio_ide_write, | |
3842 | mmio_ide_write, | |
3843 | }; | |
3844 | ||
3845 | static uint32_t mmio_ide_status_read (void *opaque, target_phys_addr_t addr) | |
3846 | { | |
3847 | MMIOState *s= (MMIOState*)opaque; | |
3848 | IDEState *ide = (IDEState*)s->dev; | |
3849 | return ide_status_read(ide, 0); | |
3850 | } | |
3851 | ||
3852 | static void mmio_ide_cmd_write (void *opaque, target_phys_addr_t addr, | |
3853 | uint32_t val) | |
3854 | { | |
3855 | MMIOState *s = (MMIOState*)opaque; | |
3856 | IDEState *ide = (IDEState*)s->dev; | |
3857 | ide_cmd_write(ide, 0, val); | |
3858 | } | |
3859 | ||
3860 | static CPUReadMemoryFunc *mmio_ide_status[] = { | |
3861 | mmio_ide_status_read, | |
3862 | mmio_ide_status_read, | |
3863 | mmio_ide_status_read, | |
3864 | }; | |
3865 | ||
3866 | static CPUWriteMemoryFunc *mmio_ide_cmd[] = { | |
3867 | mmio_ide_cmd_write, | |
3868 | mmio_ide_cmd_write, | |
3869 | mmio_ide_cmd_write, | |
3870 | }; | |
3871 | ||
3872 | void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2, | |
3873 | qemu_irq irq, int shift, | |
3874 | BlockDriverState *hd0, BlockDriverState *hd1) | |
3875 | { | |
3876 | MMIOState *s = qemu_mallocz(sizeof(MMIOState)); | |
3877 | IDEState *ide = qemu_mallocz(sizeof(IDEState) * 2); | |
3878 | int mem1, mem2; | |
3879 | ||
3880 | ide_init2(ide, hd0, hd1, irq); | |
3881 | ||
3882 | s->dev = ide; | |
3883 | s->shift = shift; | |
3884 | ||
1eed09cb AK |
3885 | mem1 = cpu_register_io_memory(mmio_ide_reads, mmio_ide_writes, s); |
3886 | mem2 = cpu_register_io_memory(mmio_ide_status, mmio_ide_cmd, s); | |
a4a771c0 AZ |
3887 | cpu_register_physical_memory(membase, 16 << shift, mem1); |
3888 | cpu_register_physical_memory(membase2, 2 << shift, mem2); | |
3889 | } | |
3890 | ||
201a51fc AZ |
3891 | /***********************************************************/ |
3892 | /* CF-ATA Microdrive */ | |
3893 | ||
3894 | #define METADATA_SIZE 0x20 | |
3895 | ||
3896 | /* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface. */ | |
bc24a225 | 3897 | typedef struct { |
201a51fc | 3898 | IDEState ide[2]; |
bc24a225 | 3899 | PCMCIACardState card; |
201a51fc AZ |
3900 | uint32_t attr_base; |
3901 | uint32_t io_base; | |
3902 | ||
3903 | /* Card state */ | |
3904 | uint8_t opt; | |
3905 | uint8_t stat; | |
3906 | uint8_t pins; | |
3907 | ||
3908 | uint8_t ctrl; | |
3909 | uint16_t io; | |
3910 | int cycle; | |
bc24a225 | 3911 | } MicroDriveState; |
201a51fc AZ |
3912 | |
3913 | /* Register bitfields */ | |
3914 | enum md_opt { | |
3915 | OPT_MODE_MMAP = 0, | |
3916 | OPT_MODE_IOMAP16 = 1, | |
3917 | OPT_MODE_IOMAP1 = 2, | |
3918 | OPT_MODE_IOMAP2 = 3, | |
3919 | OPT_MODE = 0x3f, | |
3920 | OPT_LEVIREQ = 0x40, | |
3921 | OPT_SRESET = 0x80, | |
3922 | }; | |
3923 | enum md_cstat { | |
3924 | STAT_INT = 0x02, | |
3925 | STAT_PWRDWN = 0x04, | |
3926 | STAT_XE = 0x10, | |
3927 | STAT_IOIS8 = 0x20, | |
3928 | STAT_SIGCHG = 0x40, | |
3929 | STAT_CHANGED = 0x80, | |
3930 | }; | |
3931 | enum md_pins { | |
3932 | PINS_MRDY = 0x02, | |
3933 | PINS_CRDY = 0x20, | |
3934 | }; | |
3935 | enum md_ctrl { | |
3936 | CTRL_IEN = 0x02, | |
3937 | CTRL_SRST = 0x04, | |
3938 | }; | |
3939 | ||
bc24a225 | 3940 | static inline void md_interrupt_update(MicroDriveState *s) |
201a51fc AZ |
3941 | { |
3942 | if (!s->card.slot) | |
3943 | return; | |
3944 | ||
3945 | qemu_set_irq(s->card.slot->irq, | |
3946 | !(s->stat & STAT_INT) && /* Inverted */ | |
3947 | !(s->ctrl & (CTRL_IEN | CTRL_SRST)) && | |
3948 | !(s->opt & OPT_SRESET)); | |
3949 | } | |
3950 | ||
3951 | static void md_set_irq(void *opaque, int irq, int level) | |
3952 | { | |
bc24a225 | 3953 | MicroDriveState *s = (MicroDriveState *) opaque; |
201a51fc AZ |
3954 | if (level) |
3955 | s->stat |= STAT_INT; | |
3956 | else | |
3957 | s->stat &= ~STAT_INT; | |
3958 | ||
3959 | md_interrupt_update(s); | |
3960 | } | |
3961 | ||
bc24a225 | 3962 | static void md_reset(MicroDriveState *s) |
201a51fc AZ |
3963 | { |
3964 | s->opt = OPT_MODE_MMAP; | |
3965 | s->stat = 0; | |
3966 | s->pins = 0; | |
3967 | s->cycle = 0; | |
3968 | s->ctrl = 0; | |
3969 | ide_reset(s->ide); | |
3970 | } | |
3971 | ||
9e315fa9 | 3972 | static uint8_t md_attr_read(void *opaque, uint32_t at) |
201a51fc | 3973 | { |
bc24a225 | 3974 | MicroDriveState *s = (MicroDriveState *) opaque; |
201a51fc AZ |
3975 | if (at < s->attr_base) { |
3976 | if (at < s->card.cis_len) | |
3977 | return s->card.cis[at]; | |
3978 | else | |
3979 | return 0x00; | |
3980 | } | |
3981 | ||
3982 | at -= s->attr_base; | |
3983 | ||
3984 | switch (at) { | |
3985 | case 0x00: /* Configuration Option Register */ | |
3986 | return s->opt; | |
3987 | case 0x02: /* Card Configuration Status Register */ | |
3988 | if (s->ctrl & CTRL_IEN) | |
3989 | return s->stat & ~STAT_INT; | |
3990 | else | |
3991 | return s->stat; | |
3992 | case 0x04: /* Pin Replacement Register */ | |
3993 | return (s->pins & PINS_CRDY) | 0x0c; | |
3994 | case 0x06: /* Socket and Copy Register */ | |
3995 | return 0x00; | |
3996 | #ifdef VERBOSE | |
3997 | default: | |
3998 | printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at); | |
3999 | #endif | |
4000 | } | |
4001 | ||
4002 | return 0; | |
4003 | } | |
4004 | ||
9e315fa9 | 4005 | static void md_attr_write(void *opaque, uint32_t at, uint8_t value) |
201a51fc | 4006 | { |
bc24a225 | 4007 | MicroDriveState *s = (MicroDriveState *) opaque; |
201a51fc AZ |
4008 | at -= s->attr_base; |
4009 | ||
4010 | switch (at) { | |
4011 | case 0x00: /* Configuration Option Register */ | |
4012 | s->opt = value & 0xcf; | |
4013 | if (value & OPT_SRESET) | |
4014 | md_reset(s); | |
4015 | md_interrupt_update(s); | |
4016 | break; | |
4017 | case 0x02: /* Card Configuration Status Register */ | |
4018 | if ((s->stat ^ value) & STAT_PWRDWN) | |
4019 | s->pins |= PINS_CRDY; | |
4020 | s->stat &= 0x82; | |
4021 | s->stat |= value & 0x74; | |
4022 | md_interrupt_update(s); | |
4023 | /* Word 170 in Identify Device must be equal to STAT_XE */ | |
4024 | break; | |
4025 | case 0x04: /* Pin Replacement Register */ | |
4026 | s->pins &= PINS_CRDY; | |
4027 | s->pins |= value & PINS_MRDY; | |
4028 | break; | |
4029 | case 0x06: /* Socket and Copy Register */ | |
4030 | break; | |
4031 | default: | |
4032 | printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at); | |
4033 | } | |
4034 | } | |
4035 | ||
9e315fa9 | 4036 | static uint16_t md_common_read(void *opaque, uint32_t at) |
201a51fc | 4037 | { |
bc24a225 | 4038 | MicroDriveState *s = (MicroDriveState *) opaque; |
201a51fc AZ |
4039 | uint16_t ret; |
4040 | at -= s->io_base; | |
4041 | ||
4042 | switch (s->opt & OPT_MODE) { | |
4043 | case OPT_MODE_MMAP: | |
4044 | if ((at & ~0x3ff) == 0x400) | |
4045 | at = 0; | |
4046 | break; | |
4047 | case OPT_MODE_IOMAP16: | |
4048 | at &= 0xf; | |
4049 | break; | |
4050 | case OPT_MODE_IOMAP1: | |
4051 | if ((at & ~0xf) == 0x3f0) | |
4052 | at -= 0x3e8; | |
4053 | else if ((at & ~0xf) == 0x1f0) | |
4054 | at -= 0x1f0; | |
4055 | break; | |
4056 | case OPT_MODE_IOMAP2: | |
4057 | if ((at & ~0xf) == 0x370) | |
4058 | at -= 0x368; | |
4059 | else if ((at & ~0xf) == 0x170) | |
4060 | at -= 0x170; | |
4061 | } | |
4062 | ||
4063 | switch (at) { | |
4064 | case 0x0: /* Even RD Data */ | |
4065 | case 0x8: | |
4066 | return ide_data_readw(s->ide, 0); | |
4067 | ||
4068 | /* TODO: 8-bit accesses */ | |
4069 | if (s->cycle) | |
4070 | ret = s->io >> 8; | |
4071 | else { | |
4072 | s->io = ide_data_readw(s->ide, 0); | |
4073 | ret = s->io & 0xff; | |
4074 | } | |
4075 | s->cycle = !s->cycle; | |
4076 | return ret; | |
4077 | case 0x9: /* Odd RD Data */ | |
4078 | return s->io >> 8; | |
4079 | case 0xd: /* Error */ | |
4080 | return ide_ioport_read(s->ide, 0x1); | |
4081 | case 0xe: /* Alternate Status */ | |
4082 | if (s->ide->cur_drive->bs) | |
4083 | return s->ide->cur_drive->status; | |
4084 | else | |
4085 | return 0; | |
4086 | case 0xf: /* Device Address */ | |
4087 | return 0xc2 | ((~s->ide->select << 2) & 0x3c); | |
4088 | default: | |
4089 | return ide_ioport_read(s->ide, at); | |
4090 | } | |
4091 | ||
4092 | return 0; | |
4093 | } | |
4094 | ||
9e315fa9 | 4095 | static void md_common_write(void *opaque, uint32_t at, uint16_t value) |
201a51fc | 4096 | { |
bc24a225 | 4097 | MicroDriveState *s = (MicroDriveState *) opaque; |
201a51fc AZ |
4098 | at -= s->io_base; |
4099 | ||
4100 | switch (s->opt & OPT_MODE) { | |
4101 | case OPT_MODE_MMAP: | |
4102 | if ((at & ~0x3ff) == 0x400) | |
4103 | at = 0; | |
4104 | break; | |
4105 | case OPT_MODE_IOMAP16: | |
4106 | at &= 0xf; | |
4107 | break; | |
4108 | case OPT_MODE_IOMAP1: | |
4109 | if ((at & ~0xf) == 0x3f0) | |
4110 | at -= 0x3e8; | |
4111 | else if ((at & ~0xf) == 0x1f0) | |
4112 | at -= 0x1f0; | |
4113 | break; | |
4114 | case OPT_MODE_IOMAP2: | |
4115 | if ((at & ~0xf) == 0x370) | |
4116 | at -= 0x368; | |
4117 | else if ((at & ~0xf) == 0x170) | |
4118 | at -= 0x170; | |
4119 | } | |
4120 | ||
4121 | switch (at) { | |
4122 | case 0x0: /* Even WR Data */ | |
4123 | case 0x8: | |
4124 | ide_data_writew(s->ide, 0, value); | |
4125 | break; | |
4126 | ||
4127 | /* TODO: 8-bit accesses */ | |
4128 | if (s->cycle) | |
4129 | ide_data_writew(s->ide, 0, s->io | (value << 8)); | |
4130 | else | |
4131 | s->io = value & 0xff; | |
4132 | s->cycle = !s->cycle; | |
4133 | break; | |
4134 | case 0x9: | |
4135 | s->io = value & 0xff; | |
4136 | s->cycle = !s->cycle; | |
4137 | break; | |
4138 | case 0xd: /* Features */ | |
4139 | ide_ioport_write(s->ide, 0x1, value); | |
4140 | break; | |
4141 | case 0xe: /* Device Control */ | |
4142 | s->ctrl = value; | |
4143 | if (value & CTRL_SRST) | |
4144 | md_reset(s); | |
4145 | md_interrupt_update(s); | |
4146 | break; | |
4147 | default: | |
4148 | if (s->stat & STAT_PWRDWN) { | |
4149 | s->pins |= PINS_CRDY; | |
4150 | s->stat &= ~STAT_PWRDWN; | |
4151 | } | |
4152 | ide_ioport_write(s->ide, at, value); | |
4153 | } | |
4154 | } | |
4155 | ||
aa941b94 AZ |
4156 | static void md_save(QEMUFile *f, void *opaque) |
4157 | { | |
bc24a225 | 4158 | MicroDriveState *s = (MicroDriveState *) opaque; |
aa941b94 AZ |
4159 | int i; |
4160 | uint8_t drive1_selected; | |
4161 | ||
4162 | qemu_put_8s(f, &s->opt); | |
4163 | qemu_put_8s(f, &s->stat); | |
4164 | qemu_put_8s(f, &s->pins); | |
4165 | ||
4166 | qemu_put_8s(f, &s->ctrl); | |
4167 | qemu_put_be16s(f, &s->io); | |
4168 | qemu_put_byte(f, s->cycle); | |
4169 | ||
4170 | drive1_selected = (s->ide->cur_drive != s->ide); | |
4171 | qemu_put_8s(f, &s->ide->cmd); | |
4172 | qemu_put_8s(f, &drive1_selected); | |
4173 | ||
4174 | for (i = 0; i < 2; i ++) | |
4175 | ide_save(f, &s->ide[i]); | |
4176 | } | |
4177 | ||
4178 | static int md_load(QEMUFile *f, void *opaque, int version_id) | |
4179 | { | |
bc24a225 | 4180 | MicroDriveState *s = (MicroDriveState *) opaque; |
aa941b94 AZ |
4181 | int i; |
4182 | uint8_t drive1_selected; | |
4183 | ||
93c8cfd9 GN |
4184 | if (version_id != 0 && version_id != 3) |
4185 | return -EINVAL; | |
4186 | ||
aa941b94 AZ |
4187 | qemu_get_8s(f, &s->opt); |
4188 | qemu_get_8s(f, &s->stat); | |
4189 | qemu_get_8s(f, &s->pins); | |
4190 | ||
4191 | qemu_get_8s(f, &s->ctrl); | |
4192 | qemu_get_be16s(f, &s->io); | |
4193 | s->cycle = qemu_get_byte(f); | |
4194 | ||
4195 | qemu_get_8s(f, &s->ide->cmd); | |
4196 | qemu_get_8s(f, &drive1_selected); | |
4197 | s->ide->cur_drive = &s->ide[(drive1_selected != 0)]; | |
4198 | ||
4199 | for (i = 0; i < 2; i ++) | |
93c8cfd9 | 4200 | ide_load(f, &s->ide[i], version_id); |
aa941b94 AZ |
4201 | |
4202 | return 0; | |
4203 | } | |
4204 | ||
201a51fc AZ |
4205 | static const uint8_t dscm1xxxx_cis[0x14a] = { |
4206 | [0x000] = CISTPL_DEVICE, /* 5V Device Information */ | |
4207 | [0x002] = 0x03, /* Tuple length = 4 bytes */ | |
4208 | [0x004] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */ | |
4209 | [0x006] = 0x01, /* Size = 2K bytes */ | |
4210 | [0x008] = CISTPL_ENDMARK, | |
4211 | ||
4212 | [0x00a] = CISTPL_DEVICE_OC, /* Additional Device Information */ | |
4213 | [0x00c] = 0x04, /* Tuple length = 4 byest */ | |
4214 | [0x00e] = 0x03, /* Conditions: Ext = 0, Vcc 3.3V, MWAIT = 1 */ | |
4215 | [0x010] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */ | |
4216 | [0x012] = 0x01, /* Size = 2K bytes */ | |
4217 | [0x014] = CISTPL_ENDMARK, | |
4218 | ||
4219 | [0x016] = CISTPL_JEDEC_C, /* JEDEC ID */ | |
4220 | [0x018] = 0x02, /* Tuple length = 2 bytes */ | |
4221 | [0x01a] = 0xdf, /* PC Card ATA with no Vpp required */ | |
4222 | [0x01c] = 0x01, | |
4223 | ||
4224 | [0x01e] = CISTPL_MANFID, /* Manufacture ID */ | |
4225 | [0x020] = 0x04, /* Tuple length = 4 bytes */ | |
4226 | [0x022] = 0xa4, /* TPLMID_MANF = 00a4 (IBM) */ | |
4227 | [0x024] = 0x00, | |
4228 | [0x026] = 0x00, /* PLMID_CARD = 0000 */ | |
4229 | [0x028] = 0x00, | |
4230 | ||
4231 | [0x02a] = CISTPL_VERS_1, /* Level 1 Version */ | |
4232 | [0x02c] = 0x12, /* Tuple length = 23 bytes */ | |
4233 | [0x02e] = 0x04, /* Major Version = JEIDA 4.2 / PCMCIA 2.1 */ | |
4234 | [0x030] = 0x01, /* Minor Version = 1 */ | |
4235 | [0x032] = 'I', | |
4236 | [0x034] = 'B', | |
4237 | [0x036] = 'M', | |
4238 | [0x038] = 0x00, | |
4239 | [0x03a] = 'm', | |
4240 | [0x03c] = 'i', | |
4241 | [0x03e] = 'c', | |
4242 | [0x040] = 'r', | |
4243 | [0x042] = 'o', | |
4244 | [0x044] = 'd', | |
4245 | [0x046] = 'r', | |
4246 | [0x048] = 'i', | |
4247 | [0x04a] = 'v', | |
4248 | [0x04c] = 'e', | |
4249 | [0x04e] = 0x00, | |
4250 | [0x050] = CISTPL_ENDMARK, | |
4251 | ||
4252 | [0x052] = CISTPL_FUNCID, /* Function ID */ | |
4253 | [0x054] = 0x02, /* Tuple length = 2 bytes */ | |
4254 | [0x056] = 0x04, /* TPLFID_FUNCTION = Fixed Disk */ | |
4255 | [0x058] = 0x01, /* TPLFID_SYSINIT: POST = 1, ROM = 0 */ | |
4256 | ||
4257 | [0x05a] = CISTPL_FUNCE, /* Function Extension */ | |
4258 | [0x05c] = 0x02, /* Tuple length = 2 bytes */ | |
4259 | [0x05e] = 0x01, /* TPLFE_TYPE = Disk Device Interface */ | |
4260 | [0x060] = 0x01, /* TPLFE_DATA = PC Card ATA Interface */ | |
4261 | ||
4262 | [0x062] = CISTPL_FUNCE, /* Function Extension */ | |
4263 | [0x064] = 0x03, /* Tuple length = 3 bytes */ | |
4264 | [0x066] = 0x02, /* TPLFE_TYPE = Basic PC Card ATA Interface */ | |
4265 | [0x068] = 0x08, /* TPLFE_DATA: Rotating, Unique, Single */ | |
4266 | [0x06a] = 0x0f, /* TPLFE_DATA: Sleep, Standby, Idle, Auto */ | |
4267 | ||
4268 | [0x06c] = CISTPL_CONFIG, /* Configuration */ | |
4269 | [0x06e] = 0x05, /* Tuple length = 5 bytes */ | |
4270 | [0x070] = 0x01, /* TPCC_RASZ = 2 bytes, TPCC_RMSZ = 1 byte */ | |
4271 | [0x072] = 0x07, /* TPCC_LAST = 7 */ | |
4272 | [0x074] = 0x00, /* TPCC_RADR = 0200 */ | |
4273 | [0x076] = 0x02, | |
4274 | [0x078] = 0x0f, /* TPCC_RMSK = 200, 202, 204, 206 */ | |
4275 | ||
4276 | [0x07a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4277 | [0x07c] = 0x0b, /* Tuple length = 11 bytes */ | |
4278 | [0x07e] = 0xc0, /* TPCE_INDX = Memory Mode, Default, Iface */ | |
4279 | [0x080] = 0xc0, /* TPCE_IF = Memory, no BVDs, no WP, READY */ | |
4280 | [0x082] = 0xa1, /* TPCE_FS = Vcc only, no I/O, Memory, Misc */ | |
4281 | [0x084] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ | |
4282 | [0x086] = 0x55, /* NomV: 5.0 V */ | |
4283 | [0x088] = 0x4d, /* MinV: 4.5 V */ | |
4284 | [0x08a] = 0x5d, /* MaxV: 5.5 V */ | |
4285 | [0x08c] = 0x4e, /* Peakl: 450 mA */ | |
4286 | [0x08e] = 0x08, /* TPCE_MS = 1 window, 1 byte, Host address */ | |
4287 | [0x090] = 0x00, /* Window descriptor: Window length = 0 */ | |
4288 | [0x092] = 0x20, /* TPCE_MI: support power down mode, RW */ | |
4289 | ||
4290 | [0x094] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4291 | [0x096] = 0x06, /* Tuple length = 6 bytes */ | |
4292 | [0x098] = 0x00, /* TPCE_INDX = Memory Mode, no Default */ | |
4293 | [0x09a] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ | |
4294 | [0x09c] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ | |
4295 | [0x09e] = 0xb5, /* NomV: 3.3 V */ | |
4296 | [0x0a0] = 0x1e, | |
4297 | [0x0a2] = 0x3e, /* Peakl: 350 mA */ | |
4298 | ||
4299 | [0x0a4] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4300 | [0x0a6] = 0x0d, /* Tuple length = 13 bytes */ | |
4301 | [0x0a8] = 0xc1, /* TPCE_INDX = I/O and Memory Mode, Default */ | |
4302 | [0x0aa] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */ | |
4303 | [0x0ac] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */ | |
4304 | [0x0ae] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ | |
4305 | [0x0b0] = 0x55, /* NomV: 5.0 V */ | |
4306 | [0x0b2] = 0x4d, /* MinV: 4.5 V */ | |
4307 | [0x0b4] = 0x5d, /* MaxV: 5.5 V */ | |
4308 | [0x0b6] = 0x4e, /* Peakl: 450 mA */ | |
4309 | [0x0b8] = 0x64, /* TPCE_IO = 16-byte boundary, 16/8 accesses */ | |
4310 | [0x0ba] = 0xf0, /* TPCE_IR = MASK, Level, Pulse, Share */ | |
4311 | [0x0bc] = 0xff, /* IRQ0..IRQ7 supported */ | |
4312 | [0x0be] = 0xff, /* IRQ8..IRQ15 supported */ | |
4313 | [0x0c0] = 0x20, /* TPCE_MI = support power down mode */ | |
4314 | ||
4315 | [0x0c2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4316 | [0x0c4] = 0x06, /* Tuple length = 6 bytes */ | |
4317 | [0x0c6] = 0x01, /* TPCE_INDX = I/O and Memory Mode */ | |
4318 | [0x0c8] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ | |
4319 | [0x0ca] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ | |
4320 | [0x0cc] = 0xb5, /* NomV: 3.3 V */ | |
4321 | [0x0ce] = 0x1e, | |
4322 | [0x0d0] = 0x3e, /* Peakl: 350 mA */ | |
4323 | ||
4324 | [0x0d2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4325 | [0x0d4] = 0x12, /* Tuple length = 18 bytes */ | |
4326 | [0x0d6] = 0xc2, /* TPCE_INDX = I/O Primary Mode */ | |
4327 | [0x0d8] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */ | |
4328 | [0x0da] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */ | |
4329 | [0x0dc] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ | |
4330 | [0x0de] = 0x55, /* NomV: 5.0 V */ | |
4331 | [0x0e0] = 0x4d, /* MinV: 4.5 V */ | |
4332 | [0x0e2] = 0x5d, /* MaxV: 5.5 V */ | |
4333 | [0x0e4] = 0x4e, /* Peakl: 450 mA */ | |
4334 | [0x0e6] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */ | |
4335 | [0x0e8] = 0x61, /* Range: 2 fields, 2 bytes addr, 1 byte len */ | |
4336 | [0x0ea] = 0xf0, /* Field 1 address = 0x01f0 */ | |
4337 | [0x0ec] = 0x01, | |
4338 | [0x0ee] = 0x07, /* Address block length = 8 */ | |
4339 | [0x0f0] = 0xf6, /* Field 2 address = 0x03f6 */ | |
4340 | [0x0f2] = 0x03, | |
4341 | [0x0f4] = 0x01, /* Address block length = 2 */ | |
4342 | [0x0f6] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */ | |
4343 | [0x0f8] = 0x20, /* TPCE_MI = support power down mode */ | |
4344 | ||
4345 | [0x0fa] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4346 | [0x0fc] = 0x06, /* Tuple length = 6 bytes */ | |
4347 | [0x0fe] = 0x02, /* TPCE_INDX = I/O Primary Mode, no Default */ | |
4348 | [0x100] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ | |
4349 | [0x102] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ | |
4350 | [0x104] = 0xb5, /* NomV: 3.3 V */ | |
4351 | [0x106] = 0x1e, | |
4352 | [0x108] = 0x3e, /* Peakl: 350 mA */ | |
4353 | ||
4354 | [0x10a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4355 | [0x10c] = 0x12, /* Tuple length = 18 bytes */ | |
4356 | [0x10e] = 0xc3, /* TPCE_INDX = I/O Secondary Mode, Default */ | |
4357 | [0x110] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */ | |
4358 | [0x112] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */ | |
4359 | [0x114] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */ | |
4360 | [0x116] = 0x55, /* NomV: 5.0 V */ | |
4361 | [0x118] = 0x4d, /* MinV: 4.5 V */ | |
4362 | [0x11a] = 0x5d, /* MaxV: 5.5 V */ | |
4363 | [0x11c] = 0x4e, /* Peakl: 450 mA */ | |
4364 | [0x11e] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */ | |
4365 | [0x120] = 0x61, /* Range: 2 fields, 2 byte addr, 1 byte len */ | |
4366 | [0x122] = 0x70, /* Field 1 address = 0x0170 */ | |
4367 | [0x124] = 0x01, | |
4368 | [0x126] = 0x07, /* Address block length = 8 */ | |
4369 | [0x128] = 0x76, /* Field 2 address = 0x0376 */ | |
4370 | [0x12a] = 0x03, | |
4371 | [0x12c] = 0x01, /* Address block length = 2 */ | |
4372 | [0x12e] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */ | |
4373 | [0x130] = 0x20, /* TPCE_MI = support power down mode */ | |
4374 | ||
4375 | [0x132] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */ | |
4376 | [0x134] = 0x06, /* Tuple length = 6 bytes */ | |
4377 | [0x136] = 0x03, /* TPCE_INDX = I/O Secondary Mode */ | |
4378 | [0x138] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */ | |
4379 | [0x13a] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */ | |
4380 | [0x13c] = 0xb5, /* NomV: 3.3 V */ | |
4381 | [0x13e] = 0x1e, | |
4382 | [0x140] = 0x3e, /* Peakl: 350 mA */ | |
4383 | ||
4384 | [0x142] = CISTPL_NO_LINK, /* No Link */ | |
4385 | [0x144] = 0x00, /* Tuple length = 0 bytes */ | |
4386 | ||
4387 | [0x146] = CISTPL_END, /* Tuple End */ | |
4388 | }; | |
4389 | ||
4390 | static int dscm1xxxx_attach(void *opaque) | |
4391 | { | |
bc24a225 | 4392 | MicroDriveState *md = (MicroDriveState *) opaque; |
201a51fc AZ |
4393 | md->card.attr_read = md_attr_read; |
4394 | md->card.attr_write = md_attr_write; | |
4395 | md->card.common_read = md_common_read; | |
4396 | md->card.common_write = md_common_write; | |
4397 | md->card.io_read = md_common_read; | |
4398 | md->card.io_write = md_common_write; | |
4399 | ||
4400 | md->attr_base = md->card.cis[0x74] | (md->card.cis[0x76] << 8); | |
4401 | md->io_base = 0x0; | |
4402 | ||
4403 | md_reset(md); | |
4404 | md_interrupt_update(md); | |
4405 | ||
4406 | md->card.slot->card_string = "DSCM-1xxxx Hitachi Microdrive"; | |
4407 | return 0; | |
4408 | } | |
4409 | ||
4410 | static int dscm1xxxx_detach(void *opaque) | |
4411 | { | |
bc24a225 | 4412 | MicroDriveState *md = (MicroDriveState *) opaque; |
201a51fc AZ |
4413 | md_reset(md); |
4414 | return 0; | |
4415 | } | |
4416 | ||
bc24a225 | 4417 | PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv) |
201a51fc | 4418 | { |
bc24a225 | 4419 | MicroDriveState *md = (MicroDriveState *) qemu_mallocz(sizeof(MicroDriveState)); |
201a51fc AZ |
4420 | md->card.state = md; |
4421 | md->card.attach = dscm1xxxx_attach; | |
4422 | md->card.detach = dscm1xxxx_detach; | |
4423 | md->card.cis = dscm1xxxx_cis; | |
4424 | md->card.cis_len = sizeof(dscm1xxxx_cis); | |
4425 | ||
660f11be | 4426 | ide_init2(md->ide, bdrv, NULL, qemu_allocate_irqs(md_set_irq, md, 1)[0]); |
201a51fc AZ |
4427 | md->ide->is_cf = 1; |
4428 | md->ide->mdata_size = METADATA_SIZE; | |
4429 | md->ide->mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE); | |
aa941b94 | 4430 | |
93c8cfd9 | 4431 | register_savevm("microdrive", -1, 3, md_save, md_load, md); |
aa941b94 | 4432 | |
201a51fc AZ |
4433 | return &md->card; |
4434 | } |