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Garbage collect ghost sysctl.
[dragonfly.git] / sys / sys / ata.h
blob52e5d5616b156ac87071fc773013cae110115e9d
1 /*-
2 * Copyright (c) 2000,2001,2002 Søren Schmidt <sos@FreeBSD.org>
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer,
10 * without modification, immediately at the beginning of the file.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. The name of the author may not be used to endorse or promote products
15 * derived from this software without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 *
28 * $FreeBSD: src/sys/sys/ata.h,v 1.8.2.4 2002/04/02 14:47:35 sos Exp $
29 * $DragonFly: src/sys/sys/ata.h,v 1.3 2006/05/20 02:42:13 dillon Exp $
30 */
31
32 #ifndef _SYS_ATA_H_
33 #define _SYS_ATA_H_
34
35 #ifndef _SYS_TYPES_H_
36 #include <sys/types.h>
37 #endif
38 #ifndef _SYS_IOCCOMM_H_
39 #include <sys/ioccom.h>
40 #endif
41
42 /* ATA/ATAPI device parameter information */
43 struct ata_params {
44 /*000*/ u_int16_t packet_size :2; /* packet command size */
45 #define ATAPI_PSIZE_12 0 /* 12 bytes */
46 #define ATAPI_PSIZE_16 1 /* 16 bytes */
47
48 u_int16_t incomplete :1;
49 u_int16_t :2;
50 u_int16_t drq_type :2; /* DRQ type */
51 #define ATAPI_DRQT_MPROC 0 /* cpu 3 ms delay */
52 #define ATAPI_DRQT_INTR 1 /* intr 10 ms delay */
53 #define ATAPI_DRQT_ACCEL 2 /* accel 50 us delay */
54
55 u_int16_t removable :1; /* device is removable */
56 u_int16_t type :5; /* device type */
57 #define ATAPI_TYPE_DIRECT 0 /* disk/floppy */
58 #define ATAPI_TYPE_TAPE 1 /* streaming tape */
59 #define ATAPI_TYPE_CDROM 5 /* CD-ROM device */
60 #define ATAPI_TYPE_OPTICAL 7 /* optical disk */
61
62 u_int16_t :2;
63 u_int16_t cmd_protocol :1; /* command protocol */
64 #define ATA_PROTO_ATA 0
65 #define ATA_PROTO_ATAPI 1
66
67 /*001*/ u_int16_t cylinders; /* # of cylinders */
68 u_int16_t reserved2;
69 /*003*/ u_int16_t heads; /* # heads */
70 u_int16_t obsolete4;
71 u_int16_t obsolete5;
72 /*006*/ u_int16_t sectors; /* # sectors/track */
73 /*007*/ u_int16_t vendor7[3];
74 /*010*/ u_int8_t serial[20]; /* serial number */
75 u_int16_t retired20;
76 u_int16_t retired21;
77 u_int16_t obsolete22;
78 /*023*/ u_int8_t revision[8]; /* firmware revision */
79 /*027*/ u_int8_t model[40]; /* model name */
80 /*047*/ u_int16_t sectors_intr:8; /* sectors per interrupt */
81 u_int16_t :8;
82
83 /*048*/ u_int16_t usedmovsd; /* double word read/write? */
84 /*049*/ u_int16_t retired49:8;
85 u_int16_t support_dma :1; /* DMA supported */
86 u_int16_t support_lba :1; /* LBA supported */
87 u_int16_t disable_iordy :1; /* IORDY may be disabled */
88 u_int16_t support_iordy :1; /* IORDY supported */
89 u_int16_t softreset :1; /* needs softreset when busy */
90 u_int16_t stdby_ovlap :1; /* standby/overlap supported */
91 u_int16_t support_queueing:1; /* supports queuing overlap */
92 u_int16_t support_idma :1; /* interleaved DMA supported */
93
94 /*050*/ u_int16_t device_stdby_min:1;
95 u_int16_t :13;
96 u_int16_t capability_one:1;
97 u_int16_t capability_zero:1;
98
99 /*051*/ u_int16_t vendor51:8;
100 u_int16_t retired_piomode:8; /* PIO modes 0-2 */
101 /*052*/ u_int16_t vendor52:8;
102 u_int16_t retired_dmamode:8; /* DMA modes, not ATA-3 */
103 /*053*/ u_int16_t atavalid; /* fields valid */
104 #define ATA_FLAG_54_58 1 /* words 54-58 valid */
105 #define ATA_FLAG_64_70 2 /* words 64-70 valid */
106 #define ATA_FLAG_88 4 /* word 88 valid */
107
108 u_int16_t obsolete54[5];
109 /*059*/ u_int16_t multi_count:8;
110 u_int16_t multi_valid:1;
111 u_int16_t :7;
112
113 /*060*/ u_int32_t lba_size;
114 u_int16_t obsolete62;
115 /*063*/ u_int16_t mwdmamodes; /* multiword DMA modes */
116 /*064*/ u_int16_t apiomodes; /* advanced PIO modes */
117
118 /*065*/ u_int16_t mwdmamin; /* min. M/W DMA time/word ns */
119 /*066*/ u_int16_t mwdmarec; /* rec. M/W DMA time ns */
120 /*067*/ u_int16_t pioblind; /* min. PIO cycle w/o flow */
121 /*068*/ u_int16_t pioiordy; /* min. PIO cycle IORDY flow */
122 u_int16_t reserved69;
123 u_int16_t reserved70;
124 /*071*/ u_int16_t rlsovlap; /* rel time (us) for overlap */
125 /*072*/ u_int16_t rlsservice; /* rel time (us) for service */
126 u_int16_t reserved73;
127 u_int16_t reserved74;
128
129 /*075*/ u_int16_t queuelen:5;
130 u_int16_t :11;
131
132 u_int16_t reserved76;
133 u_int16_t reserved77;
134 u_int16_t reserved78;
135 u_int16_t reserved79;
136 /*080*/ u_int16_t version_major;
137 /*081*/ u_int16_t version_minor;
138 struct {
139 /*082/085*/ u_int16_t smart:1;
140 u_int16_t security:1;
141 u_int16_t removable:1;
142 u_int16_t power_mngt:1;
143 u_int16_t packet:1;
144 u_int16_t write_cache:1;
145 u_int16_t look_ahead:1;
146 u_int16_t release_irq:1;
147 u_int16_t service_irq:1;
148 u_int16_t reset:1;
149 u_int16_t protected:1;
150 u_int16_t :1;
151 u_int16_t write_buffer:1;
152 u_int16_t read_buffer:1;
153 u_int16_t nop:1;
154 u_int16_t :1;
155
156 /*083/086*/ u_int16_t microcode:1;
157 u_int16_t queued:1;
158 u_int16_t cfa:1;
159 u_int16_t apm:1;
160 u_int16_t notify:1;
161 u_int16_t standby:1;
162 u_int16_t spinup:1;
163 u_int16_t :1;
164 u_int16_t max_security:1;
165 u_int16_t auto_acoustic:1;
166 u_int16_t address48:1;
167 u_int16_t config_overlay:1;
168 u_int16_t flush_cache:1;
169 u_int16_t flush_cache48:1;
170 u_int16_t support_one:1;
171 u_int16_t support_zero:1;
172
173 /*084/087*/ u_int16_t smart_error_log:1;
174 u_int16_t smart_self_test:1;
175 u_int16_t media_serial_no:1;
176 u_int16_t media_card_pass:1;
177 u_int16_t streaming:1;
178 u_int16_t logging:1;
179 u_int16_t :8;
180 u_int16_t extended_one:1;
181 u_int16_t extended_zero:1;
182 } support, enabled;
183
184 /*088*/ u_int16_t udmamodes; /* UltraDMA modes */
185 /*089*/ u_int16_t erase_time;
186 /*090*/ u_int16_t enhanced_erase_time;
187 /*091*/ u_int16_t apm_value;
188 /*092*/ u_int16_t master_passwd_revision;
189
190 /*093*/ u_int16_t hwres_master :8;
191 u_int16_t hwres_slave :5;
192 u_int16_t hwres_cblid :1;
193 u_int16_t hwres_valid:2;
194
195 /*094*/ u_int16_t current_acoustic:8;
196 u_int16_t vendor_acoustic:8;
197
198 /*095*/ u_int16_t stream_min_req_size;
199 /*096*/ u_int16_t stream_transfer_time;
200 /*097*/ u_int16_t stream_access_latency;
201 /*098*/ u_int32_t stream_granularity;
202 /*100*/ u_int64_t lba_size48;
203 u_int16_t reserved104[23];
204 /*127*/ u_int16_t removable_status;
205 /*128*/ u_int16_t security_status;
206 u_int16_t reserved129[31];
207 /*160*/ u_int16_t cfa_powermode1;
208 u_int16_t reserved161[14];
209 /*176*/ u_int16_t media_serial[30];
210 u_int16_t reserved206[49];
211 /*255*/ u_int16_t integrity;
212 };
213
214 #define ATA_MODE_MASK 0x0f
215 #define ATA_DMA_MASK 0xf0
216 #define ATA_PIO 0x00
217 #define ATA_PIO0 0x08
218 #define ATA_PIO1 0x09
219 #define ATA_PIO2 0x0a
220 #define ATA_PIO3 0x0b
221 #define ATA_PIO4 0x0c
222 #define ATA_DMA 0x10
223 #define ATA_WDMA 0x20
224 #define ATA_WDMA2 0x22
225 #define ATA_UDMA 0x40
226 #define ATA_UDMA2 0x42
227 #define ATA_UDMA4 0x44
228 #define ATA_UDMA5 0x45
229 #define ATA_UDMA6 0x46
230
231 struct ata_cmd {
232 int channel;
233 int device;
234 int cmd;
235 #define ATAGPARM 1
236 #define ATAGMODE 2
237 #define ATASMODE 3
238 #define ATAREINIT 4
239 #define ATAATTACH 5
240 #define ATADETACH 6
241 #define ATAPICMD 7
242 #define ATARAIDREBUILD 8
243 #define ATARAIDCREATE 9
244 #define ATARAIDDELETE 10
245 #define ATARAIDSTATUS 11
246 #define ATAENCSTAT 12
247
248 union {
249 struct {
250 int mode[2];
251 } mode;
252 struct {
253 int type[2];
254 char name[2][32];
255 struct ata_params params[2];
256 } param;
257 struct raid_setup {
258 int type;
259 #define AR_RAID0 1
260 #define AR_RAID1 2
261 #define AR_SPAN 4
262
263 int total_disks;
264 int disks[16];
265 int interleave;
266 int unit;
267 } raid_setup;
268 struct raid_status {
269 int type;
270 int total_disks;
271 int disks[16];
272 int interleave;
273 int status;
274 #define AR_READY 1
275 #define AR_DEGRADED 2
276 #define AR_REBUILDING 4
277
278 int progress;
279 } raid_status;
280 struct {
281 int fan;
282 int temp;
283 int v05;
284 int v12;
285 } enclosure;
286 struct {
287 char ccb[16];
288 caddr_t data;
289 int count;
290 int flags;
291 #define ATAPI_CMD_CTRL 0x00
292 #define ATAPI_CMD_READ 0x01
293 #define ATAPI_CMD_WRITE 0x02
294
295 int timeout;
296 int error;
297 char sense_data[18];
298 } atapi;
299 } u;
300 };
301
302 #define IOCATA _IOWR('a', 1, struct ata_cmd)
303
304 #endif /* _SYS_ATA_H_ */
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