Annotation of sys/dev/ata/atareg.h, Revision 1.1.1.1
1.1 nbrk 1: /* $OpenBSD: atareg.h,v 1.13 2005/08/10 15:22:39 jsg Exp $ */
2: /* $NetBSD: atareg.h,v 1.5 1999/01/18 20:06:24 bouyer Exp $ */
3:
4: /*
5: * Copyright (c) 1998, 2001 Manuel Bouyer.
6: *
7: * Redistribution and use in source and binary forms, with or without
8: * modification, are permitted provided that the following conditions
9: * are met:
10: * 1. Redistributions of source code must retain the above copyright
11: * notice, this list of conditions and the following disclaimer.
12: * 2. Redistributions in binary form must reproduce the above copyright
13: * notice, this list of conditions and the following disclaimer in the
14: * documentation and/or other materials provided with the distribution.
15: * 3. All advertising materials mentioning features or use of this software
16: * must display the following acknowledgement:
17: * This product includes software developed by Manuel Bouyer.
18: * 4. The name of the author may not be used to endorse or promote products
19: * derived from this software without specific prior written permission.
20: *
21: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
22: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
23: * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
24: * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
25: * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
26: * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27: * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28: * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29: * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
30: * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31: */
32:
33: #ifndef _DEV_ATA_ATAREG_H_
34: #define _DEV_ATA_ATAREG_H_
35:
36: /*
37: * Drive parameter structure for ATA/ATAPI.
38: * Bit fields: WDC_* : common to ATA/ATAPI
39: * ATA_* : ATA only
40: * ATAPI_* : ATAPI only.
41: */
42: struct ataparams {
43: /* drive info */
44: u_int16_t atap_config; /* 0: general configuration */
45: #define WDC_CFG_ATAPI_MASK 0xc000
46: #define WDC_CFG_ATAPI 0x8000
47: #define ATA_CFG_REMOVABLE 0x0080
48: #define ATA_CFG_FIXED 0x0040
49: #define ATAPI_CFG_TYPE_MASK 0x1f00
50: #define ATAPI_CFG_TYPE(x) (((x) & ATAPI_CFG_TYPE_MASK) >> 8)
51: #define ATAPI_CFG_TYPE_DIRECT 0x00
52: #define ATAPI_CFG_TYPE_SEQUENTIAL 0x01
53: #define ATAPI_CFG_TYPE_CDROM 0x05
54: #define ATAPI_CFG_TYPE_OPTICAL 0x07
55: #define ATAPI_CFG_TYPE_NODEVICE 0x1F
56: #define ATAPI_CFG_REMOV 0x0080
57: #define ATAPI_CFG_DRQ_MASK 0x0060
58: #define ATAPI_CFG_STD_DRQ 0x0000
59: #define ATAPI_CFG_IRQ_DRQ 0x0020
60: #define ATAPI_CFG_ACCEL_DRQ 0x0040
61: #define ATAPI_CFG_CMD_MASK 0x0003
62: #define ATAPI_CFG_CMD_12 0x0000
63: #define ATAPI_CFG_CMD_16 0x0001
64: /* words 1-9 are ATA only */
65: u_int16_t atap_cylinders; /* 1: # of non-removable cylinders */
66: u_int16_t __reserved1;
67: u_int16_t atap_heads; /* 3: # of heads */
68: u_int16_t __retired1[2]; /* 4-5: # of unform. bytes/track */
69: u_int16_t atap_sectors; /* 6: # of sectors */
70: u_int16_t __retired2[3];
71:
72: u_int8_t atap_serial[20]; /* 10-19: serial number */
73: u_int16_t __retired3[2];
74: u_int16_t __obsolete1;
75: u_int8_t atap_revision[8]; /* 23-26: firmware revision */
76: u_int8_t atap_model[40]; /* 27-46: model number */
77: u_int16_t atap_multi; /* 47: maximum sectors per irq (ATA) */
78: u_int16_t __reserved2;
79: u_int16_t atap_capabilities1; /* 49: capability flags */
80: #define WDC_CAP_IORDY 0x0800
81: #define WDC_CAP_IORDY_DSBL 0x0400
82: #define WDC_CAP_LBA 0x0200
83: #define WDC_CAP_DMA 0x0100
84: #define ATA_CAP_STBY 0x2000
85: #define ATAPI_CAP_INTERL_DMA 0x8000
86: #define ATAPI_CAP_CMD_QUEUE 0x4000
87: #define ATAPI_CAP_OVERLP 0x2000
88: #define ATAPI_CAP_ATA_RST 0x1000
89: u_int16_t atap_capabilities2; /* 50: capability flags (ATA) */
90: #if BYTE_ORDER == LITTLE_ENDIAN
91: u_int8_t __junk2;
92: u_int8_t atap_oldpiotiming; /* 51: old PIO timing mode */
93: u_int8_t __junk3;
94: u_int8_t atap_olddmatiming; /* 52: old DMA timing mode (ATA) */
95: #else
96: u_int8_t atap_oldpiotiming; /* 51: old PIO timing mode */
97: u_int8_t __junk2;
98: u_int8_t atap_olddmatiming; /* 52: old DMA timing mode (ATA) */
99: u_int8_t __junk3;
100: #endif
101: u_int16_t atap_extensions; /* 53: extensions supported */
102: #define WDC_EXT_UDMA_MODES 0x0004
103: #define WDC_EXT_MODES 0x0002
104: #define WDC_EXT_GEOM 0x0001
105: /* words 54-62 are ATA only */
106: u_int16_t atap_curcylinders; /* 54: current logical cylinders */
107: u_int16_t atap_curheads; /* 55: current logical heads */
108: u_int16_t atap_cursectors; /* 56: current logical sectors/tracks */
109: u_int16_t atap_curcapacity[2]; /* 57-58: current capacity */
110: u_int16_t atap_curmulti; /* 59: current multi-sector setting */
111: #define WDC_MULTI_VALID 0x0100
112: #define WDC_MULTI_MASK 0x00ff
113: u_int16_t atap_capacity[2]; /* 60-61: total capacity (LBA only) */
114: u_int16_t __retired4;
115: #if BYTE_ORDER == LITTLE_ENDIAN
116: u_int8_t atap_dmamode_supp; /* 63: multiword DMA mode supported */
117: u_int8_t atap_dmamode_act; /* multiword DMA mode active */
118: u_int8_t atap_piomode_supp; /* 64: PIO mode supported */
119: u_int8_t __junk4;
120: #else
121: u_int8_t atap_dmamode_act; /* multiword DMA mode active */
122: u_int8_t atap_dmamode_supp; /* 63: multiword DMA mode supported */
123: u_int8_t __junk4;
124: u_int8_t atap_piomode_supp; /* 64: PIO mode supported */
125: #endif
126: u_int16_t atap_dmatiming_mimi; /* 65: minimum DMA cycle time */
127: u_int16_t atap_dmatiming_recom; /* 66: recommended DMA cycle time */
128: u_int16_t atap_piotiming; /* 67: mini PIO cycle time without FC */
129: u_int16_t atap_piotiming_iordy; /* 68: mini PIO cycle time with IORDY FC */
130: u_int16_t __reserved3[2];
131: /* words 71-72 are ATAPI only */
132: u_int16_t atap_pkt_br; /* 71: time (ns) to bus release */
133: u_int16_t atap_pkt_bsyclr; /* 72: tme to clear BSY after service */
134: u_int16_t __reserved4[2];
135: u_int16_t atap_queuedepth; /* 75: */
136: #define WDC_QUEUE_DEPTH_MASK 0x1f
137: u_int16_t atap_sata_caps; /* 76: SATA capabilities */
138: #define SATA_SIGNAL_GEN1 0x0002 /* SATA Gen-1 signaling speed */
139: #define SATA_SIGNAL_GEN2 0x0004 /* SATA Gen-2 signaling speed */
140: #define SATA_NATIVE_CMDQ 0x0100 /* native command queuing */
141: #define SATA_HOST_PWR_MGMT 0x0200 /* power management (host) */
142: u_int16_t atap_sata_reserved; /* 77: reserved */
143: u_int16_t atap_sata_features_supp;/* 78: SATA features supported */
144: #define SATA_NONZERO_OFFSETS 0x0002 /* non-zero buffer offsets */
145: #define SATA_DMA_SETUP_AUTO 0x0004 /* DMA setup auto-activate */
146: #define SATA_DRIVE_PWR_MGMT 0x0008 /* power management (device) */
147: u_int16_t atap_sata_features_en; /* 79: SATA features enabled */
148: u_int16_t atap_ata_major; /* 80: Major version number */
149: #define WDC_VER_ATA1 0x0002
150: #define WDC_VER_ATA2 0x0004
151: #define WDC_VER_ATA3 0x0008
152: #define WDC_VER_ATA4 0x0010
153: #define WDC_VER_ATA5 0x0020
154: #define WDC_VER_ATA6 0x0040
155: #define WDC_VER_ATA7 0x0080
156: #define WDC_VER_ATA8 0x0100
157: #define WDC_VER_ATA9 0x0200
158: #define WDC_VER_ATA10 0x0400
159: #define WDC_VER_ATA11 0x0800
160: #define WDC_VER_ATA12 0x1000
161: #define WDC_VER_ATA13 0x2000
162: #define WDC_VER_ATA14 0x4000
163: u_int16_t atap_ata_minor; /* 81: Minor version number */
164: u_int16_t atap_cmd_set1; /* 82: command set supported */
165: #define WDC_CMD1_NOP 0x4000
166: #define WDC_CMD1_RB 0x2000
167: #define WDC_CMD1_WB 0x1000
168: #define WDC_CMD1_HPA 0x0400
169: #define WDC_CMD1_DVRST 0x0200
170: #define WDC_CMD1_SRV 0x0100
171: #define WDC_CMD1_RLSE 0x0080
172: #define WDC_CMD1_AHEAD 0x0040
173: #define WDC_CMD1_CACHE 0x0020
174: #define WDC_CMD1_PKT 0x0010
175: #define WDC_CMD1_PM 0x0008
176: #define WDC_CMD1_REMOV 0x0004
177: #define WDC_CMD1_SEC 0x0002
178: #define WDC_CMD1_SMART 0x0001
179: u_int16_t atap_cmd_set2; /* 83: command set supported */
180: #define ATAPI_CMD2_FCE 0x2000 /* Flush Cache Ext supported */
181: #define ATAPI_CMD2_FC 0x1000 /* Flush Cache supported */
182: #define ATAPI_CMD2_DCO 0x0800 /* Device Configuration Overlay supported */
183: #define ATAPI_CMD2_48AD 0x0400 /* 48bit address supported */
184: #define ATAPI_CMD2_AAM 0x0200 /* Automatic Acoustic Management supported */
185: #define ATAPI_CMD2_SM 0x0100 /* Set Max security extension supported */
186: #define ATAPI_CMD2_SF 0x0040 /* Set Features subcommand required */
187: #define ATAPI_CMD2_PUIS 0x0020 /* Power up in standby supported */
188: #define WDC_CMD2_RMSN 0x0010
189: #define ATA_CMD2_APM 0x0008
190: #define ATA_CMD2_CFA 0x0004
191: #define ATA_CMD2_RWQ 0x0002
192: #define WDC_CMD2_DM 0x0001 /* Download Microcode supported */
193: u_int16_t atap_cmd_ext; /* 84: command/features supp. ext. */
194: #define ATAPI_CMDE_IIUF 0x2000 /* IDLE IMMEDIATE with UNLOAD FEATURE */
195: #define ATAPI_CMDE_MSER 0x0004 /* Media serial number supported */
196: #define ATAPI_CMDE_TEST 0x0002 /* SMART self-test supported */
197: #define ATAPI_CMDE_SLOG 0x0001 /* SMART error logging supported */
198: u_int16_t atap_cmd1_en; /* 85: cmd/features enabled */
199: /* bits are the same as atap_cmd_set1 */
200: u_int16_t atap_cmd2_en; /* 86: cmd/features enabled */
201: /* bits are the same as atap_cmd_set2 */
202: u_int16_t atap_cmd_def; /* 87: cmd/features default */
203: /* bits are NOT the same as atap_cmd_ext */
204: #if BYTE_ORDER == LITTLE_ENDIAN
205: u_int8_t atap_udmamode_supp; /* 88: Ultra-DMA mode supported */
206: u_int8_t atap_udmamode_act; /* Ultra-DMA mode active */
207: #else
208: u_int8_t atap_udmamode_act; /* Ultra-DMA mode active */
209: u_int8_t atap_udmamode_supp; /* 88: Ultra-DMA mode supported */
210: #endif
211: /* 89-92 are ATA-only */
212: u_int16_t atap_seu_time; /* 89: Sec. Erase Unit compl. time */
213: u_int16_t atap_eseu_time; /* 90: Enhanced SEU compl. time */
214: u_int16_t atap_apm_val; /* 91: current APM value */
215: u_int16_t atap_mpasswd_rev; /* 92: Master Password revision */
216: u_int16_t atap_hwreset_res; /* 93: Hardware reset value */
217: #define ATA_HWRES_CBLID 0x2000 /* CBLID above Vih */
218: #define ATA_HWRES_D1_PDIAG 0x0800 /* Device 1 PDIAG detect OK */
219: #define ATA_HWRES_D1_CSEL 0x0400 /* Device 1 used CSEL for address */
220: #define ATA_HWRES_D1_JUMP 0x0200 /* Device 1 jumpered to address */
221: #define ATA_HWRES_D0_SEL 0x0040 /* Device 0 responds when Dev 1 selected */
222: #define ATA_HWRES_D0_DASP 0x0020 /* Device 0 DASP detect OK */
223: #define ATA_HWRES_D0_PDIAG 0x0010 /* Device 0 PDIAG detect OK */
224: #define ATA_HWRES_D0_DIAG 0x0008 /* Device 0 diag OK */
225: #define ATA_HWRES_D0_CSEL 0x0004 /* Device 0 used CSEL for address */
226: #define ATA_HWRES_D0_JUMP 0x0002 /* Device 0 jumpered to address */
227: #if BYTE_ORDER == LITTLE_ENDIAN
228: u_int8_t atap_acoustic_val; /* 94: Current acoustic level */
229: u_int8_t atap_acoustic_def; /* recommended level */
230: #else
231: u_int8_t atap_acoustic_def; /* recommended level */
232: u_int8_t atap_acoustic_val; /* 94: Current acoustic level */
233: #endif
234: u_int16_t __reserved6[5]; /* 95-99: reserved */
235: u_int16_t atap_max_lba[4]; /* 100-103: Max. user LBA add */
236: u_int16_t __reserved7[23]; /* 104-126: reserved */
237: u_int16_t atap_rmsn_supp; /* 127: remov. media status notif. */
238: #define WDC_RMSN_SUPP_MASK 0x0003
239: #define WDC_RMSN_SUPP 0x0001
240: u_int16_t atap_sec_st; /* 128: security status */
241: #define WDC_SEC_LEV_MAX 0x0100
242: #define WDC_SEC_ESE_SUPP 0x0020
243: #define WDC_SEC_EXP 0x0010
244: #define WDC_SEC_FROZEN 0x0008
245: #define WDC_SEC_LOCKED 0x0004
246: #define WDC_SEC_EN 0x0002
247: #define WDC_SEC_SUPP 0x0001
248: u_int16_t __reserved8[31]; /* 129-159: vendor specific */
249: u_int16_t atap_cfa_power; /* 160: CFA powermode */
250: #define ATAPI_CFA_MAX_MASK 0x0FFF
251: #define ATAPI_CFA_MODE1_DIS 0x1000 /* CFA Mode 1 Disabled */
252: #define ATAPI_CFA_MODE1_REQ 0x2000 /* CFA Mode 1 Required */
253: #define ATAPI_CFA_WORD160 0x8000 /* Word 160 supported */
254: u_int16_t __reserved9[15]; /* 161-175: reserved for CFA */
255: u_int8_t atap_media_serial[60]; /* 176-205: media serial number */
256: u_int16_t __reserved10[49]; /* 206-254: reserved */
257: #if BYTE_ORDER == LITTLE_ENDIAN
258: u_int8_t atap_signature; /* 255: Signature */
259: u_int8_t atap_checksum; /* Checksum */
260: #else
261: u_int8_t atap_checksum; /* Checksum */
262: u_int8_t atap_signature; /* 255: Signature */
263: #endif
264: };
265:
266: #endif /* !_DEV_ATA_ATAREG_H_ */
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