FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/adwmcode.h
1 /* $NetBSD: adwmcode.h,v 1.12 2019/12/15 16:48:27 tsutsui Exp $ */
2
3 /*
4 * Generic driver definitions and exported functions for the Advanced
5 * Systems Inc. SCSI controllers
6 *
7 * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
8 * All rights reserved.
9 *
10 * Author: Baldassare Dante Profeta <dante@mclink.it>
11 *
12 * Redistribution and use in source and binary forms, with or without
13 * modification, are permitted provided that the following conditions
14 * are met:
15 * 1. Redistributions of source code must retain the above copyright
16 * notice, this list of conditions and the following disclaimer.
17 * 2. Redistributions in binary form must reproduce the above copyright
18 * notice, this list of conditions and the following disclaimer in the
19 * documentation and/or other materials provided with the distribution.
20 *
21 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
22 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
23 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
24 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
25 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
31 * POSSIBILITY OF SUCH DAMAGE.
32 */
33
34 #ifndef ADW_MCODE_H
35 #define ADW_MCODE_H
36
37 /******************************************************************************/
38
39 #define ADW_MAX_CARRIER 253 /* Max. number of host commands (253) */
40
41 /*
42 * ADW_CARRIER must be exactly 16 BYTES
43 * Every adw_carrier structure _MUST_ always be aligned on a 16 bytes boundary
44 */
45 struct adw_carrier {
46 /* ---------- the microcode wants the field below ---------- */
47 u_int32_t carr_id; /* Carrier ID */
48 u_int32_t carr_ba; /* Carrier Bus Address */
49 u_int32_t areq_ba; /* ADW_SCSI_REQ_Q Bus Address */
50 /*
51 * next_ba [31:4] Carrier Physical Next Pointer
52 *
53 * next_ba [3:1] Reserved Bits
54 * next_ba [0] Done Flag set in Response Queue.
55 */
56 u_int32_t next_ba; /* see next_ba flags below */
57 /* ---------- ---------- */
58 };
59
60 typedef struct adw_carrier ADW_CARRIER;
61
62 /*
63 * next_ba flags
64 */
65 #define ASC_RQ_DONE 0x00000001
66 #define ASC_RQ_GOOD 0x00000002
67 #define ASC_CQ_STOPPER 0x00000000
68
69 /*
70 * Mask used to eliminate low 4 bits of carrier 'next_ba' field.
71 */
72 #define ASC_NEXT_BA_MASK 0xFFFFFFF0
73 #define ASC_GET_CARRP(carrp) htole32((le32toh(carrp)) & ASC_NEXT_BA_MASK)
74
75 /*
76 * Bus Address of a Carrier.
77 * ba = base_ba + v_address - base_va
78 */
79 #define ADW_CARRIER_BADDR(dmamap, carriers, x) \
80 htole32((dmamap)->dm_segs[0].ds_addr + ((u_long)x - (u_long)(carriers)))
81 /*
82 * Virtual Address of a Carrier.
83 * va = base_va + bus_address - base_ba
84 */
85 #define ADW_CARRIER_VADDR(sc, x) ((ADW_CARRIER *) \
86 (((u_int8_t *)(sc)->sc_control->carriers) + \
87 le32toh((u_long)x) - \
88 (sc)->sc_dmamap_carrier->dm_segs[0].ds_addr))
89
90 /******************************************************************************/
91
92 struct adw_mcode {
93 const u_int8_t * const mcode_data;
94 const u_int32_t mcode_chksum;
95 const u_int16_t mcode_size;
96 };
97
98
99 /******************************************************************************/
100
101 /*
102 * Fixed locations of microcode operating variables.
103 */
104 #define ADW_MC_CODE_BEGIN_ADDR 0x0028 /* microcode start address */
105 #define ADW_MC_CODE_END_ADDR 0x002A /* microcode end address */
106 #define ADW_MC_CODE_CHK_SUM 0x002C /* microcode code checksum */
107 #define ADW_MC_VERSION_DATE 0x0038 /* microcode version */
108 #define ADW_MC_VERSION_NUM 0x003A /* microcode number */
109 #define ADW_MC_BIOSMEM 0x0040 /* BIOS RISC Memory Start */
110 #define ADW_MC_BIOSLEN 0x0050 /* BIOS RISC Memory Length */
111 #define ADW_MC_BIOS_SIGNATURE 0x0058 /* BIOS Signature 0x55AA */
112 #define ADW_MC_BIOS_VERSION 0x005A /* BIOS Version (2 bytes) */
113
114 #define ADW_MC_SDTR_SPEED1 0x0090 /* SDTR Speed for TID 0-3 */
115 #define ADW_MC_SDTR_SPEED2 0x0092 /* SDTR Speed for TID 4-7 */
116 #define ADW_MC_SDTR_SPEED3 0x0094 /* SDTR Speed for TID 8-11 */
117 #define ADW_MC_SDTR_SPEED4 0x0096 /* SDTR Speed for TID 12-15 */
118 /*
119 * 4-bit speed SDTR speed name
120 * =========== ===============
121 * 0000b (0x0) SDTR disabled
122 * 0001b (0x1) 5 MHz
123 * 0010b (0x2) 10 MHz
124 * 0011b (0x3) 20 MHz (Ultra)
125 * 0100b (0x4) 40 MHz (LVD/Ultra2)
126 * 0101b (0x5) 80 MHz (LVD2/Ultra3)
127 * 0110b (0x6) Undefined
128 * ...
129 * 1111b (0xF) Undefined
130 */
131 #define ADW_MC_CHIP_TYPE 0x009A
132 #define ADW_MC_INTRB_CODE 0x009B
133 #define ADW_MC_WDTR_ABLE 0x009C
134 #define ADW_MC_SDTR_ABLE 0x009E
135 #define ADW_MC_TAGQNG_ABLE 0x00A0
136 #define ADW_MC_DISC_ENABLE 0x00A2
137 #define ADW_MC_IDLE_CMD_STATUS 0x00A4
138 #define ADW_MC_IDLE_CMD 0x00A6
139 #define ADW_MC_IDLE_CMD_PARAMETER 0x00A8
140 #define ADW_MC_DEFAULT_SCSI_CFG0 0x00AC
141 #define ADW_MC_DEFAULT_SCSI_CFG1 0x00AE
142 #define ADW_MC_DEFAULT_MEM_CFG 0x00B0
143 #define ADW_MC_DEFAULT_SEL_MASK 0x00B2
144 #define ADW_MC_SDTR_DONE 0x00B6
145 #define ADW_MC_NUMBER_OF_QUEUED_CMD 0x00C0
146 #define ADW_MC_NUMBER_OF_MAX_CMD 0x00D0
147 #define ADW_MC_DEVICE_HSHK_CFG_TABLE 0x0100
148 #define ADW_MC_CONTROL_FLAG 0x0122 /* Microcode control flag. */
149 #define ADW_MC_WDTR_DONE 0x0124
150 #define ADW_MC_CAM_MODE_MASK 0x015E /* CAM mode TID bitmask. */
151 #define ADW_MC_ICQ 0x0160
152 #define ADW_MC_IRQ 0x0164
153 #define ADW_MC_PPR_ABLE 0x017A
154
155
156 /*
157 * Microcode Control Flags
158 *
159 * Flags set by the Adw Library in RISC variable 'control_flag' (0x122)
160 * and handled by the microcode.
161 */
162 #define CONTROL_FLAG_IGNORE_PERR 0x0001 /* Ignore DMA Parity Errors */
163 #define CONTROL_FLAG_ENABLE_AIPP 0x0002 /* Enabled AIPP checking. */
164
165
166 /*
167 * ADW_MC_DEVICE_HSHK_CFG_TABLE microcode table or HSHK_CFG register format
168 */
169 #define HSHK_CFG_WIDE_XFR 0x8000
170 #define HSHK_CFG_RATE 0x0F00
171 #define HSHK_CFG_OFFSET 0x001F
172
173 #define ADW_DEF_MAX_HOST_QNG 0xFD /* Max. number of host commands (253) */
174 #define ADW_DEF_MIN_HOST_QNG 0x10 /* Min. number of host commands (16) */
175 #define ADW_DEF_MAX_DVC_QNG 0x3F /* Max. number commands per device (63) */
176 #define ADW_DEF_MIN_DVC_QNG 0x04 /* Min. number commands per device (4) */
177
178 #define ADW_QC_DATA_CHECK 0x01 /* Require ADW_QC_DATA_OUT set or clear. */
179 #define ADW_QC_DATA_OUT 0x02 /* Data out DMA transfer. */
180 #define ADW_QC_START_MOTOR 0x04 /* Send auto-start motor before request. */
181 #define ADW_QC_NO_OVERRUN 0x08 /* Don't report overrun. */
182 #define ADW_QC_FREEZE_TIDQ 0x10 /* Freeze TID queue after request.XXX TBD*/
183
184 #define ADW_QSC_NO_DISC 0x01 /* Don't allow disconnect for request. */
185 #define ADW_QSC_NO_TAGMSG 0x02 /* Don't allow tag queuing for request. */
186 #define ADW_QSC_NO_SYNC 0x04 /* Don't use Synch. transfer on request. */
187 #define ADW_QSC_NO_WIDE 0x08 /* Don't use Wide transfer on request. */
188 #define ADW_QSC_REDO_DTR 0x10 /* Renegotiate WDTR/SDTR before request. */
189 /*
190 * Note: If a Tag Message is to be sent and neither ADW_QSC_HEAD_TAG or
191 * ADW_QSC_ORDERED_TAG is set, then a Simple Tag Message (0x20) is used.
192 */
193 #define ADW_QSC_HEAD_TAG 0x40 /* Use Head Tag Message (0x21). */
194 #define ADW_QSC_ORDERED_TAG 0x80 /* Use Ordered Tag Message (0x22). */
195
196
197 /******************************************************************************/
198
199 ADW_CARRIER *AdwInitCarriers(bus_dmamap_t, ADW_CARRIER *);
200
201 extern const struct adw_mcode adw_asc3550_mcode_data;
202 extern const struct adw_mcode adw_asc38C0800_mcode_data;
203 extern const struct adw_mcode adw_asc38C1600_mcode_data;
204
205 /******************************************************************************/
206
207 #endif /* ADW_MCODE_H */
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