1 /* $FreeBSD: src/sys/dev/nsp/nspreg.h,v 1.1.2.2 2001/07/22 00:21:39 non Exp $ */
2 /* $DragonFly: src/sys/dev/disk/nsp/nspreg.h,v 1.2 2003/06/17 04:28:28 dillon Exp $ */
3 /* $NecBSD: nspreg.h,v 1.4.3 2001/06/29 06:27:53 honda Exp $ */
7 * [NetBSD for NEC PC-98 series]
9 * NetBSD/pc98 porting staff. All rights reserved.
11 * Redistribution and use in source and binary forms, with or without
12 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. The name of the author may not be used to endorse or promote products
20 * derived from this software without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
24 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
25 * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
26 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
27 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
28 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
30 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
31 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
32 * POSSIBILITY OF SUCH DAMAGE.
40 #define IRQCR_RESCL 0x01
41 #define IRQCR_PHCL 0x02
42 #define IRQCR_TIMERCL 0x04
43 #define IRQCR_FIFOCL 0x08
44 #define IRQCR_SCSIIDIS 0x10
45 #define IRQCR_EXTIDIS 0x20
46 #define IRQCR_TIMERIDIS 0x40
47 #define IRQCR_FIFOIDIS 0x80
48 #define IRQCR_ALLMASK 0xff
49 #define IRQCR_IRQDIS 0xf0
52 #define IRQSR_SCSI 0x01
53 #define IRQSR_EXT 0x02
54 #define IRQSR_TIMER 0x04
55 #define IRQSR_FIFO 0x08
56 #define IRQSR_MASK 0x0f
59 #define IFSELR_IFSEL 0x01
60 #define IFSELR_REGSEL 0x04
63 #define FIFOSR_CHIPREVM 0x0f
64 #define FIFOSR_CHIPIDM 0x70
65 #define FIFOSR_FULLEMP 0x80
71 /* indexed registers */
72 #define NSPR_EXTBUSC 0x10
74 #define NSPR_CLKDIVR 0x11
75 #define CLKDIVR_40M 0x02
76 #define CLKDIVR_20M 0x01
78 #define NSPR_TERMPWRC 0x13
79 #define TERMPWRC_POWON 0x01
81 #define NSPR_SCIENR 0x15
82 #define SCIENR_SCCHG 0x01
83 #define SCIENR_RESEL 0x10
84 #define SCIENR_FIFO 0x20
85 #define SCIENR_RST 0x40
87 #define NSPR_IRQPHS 0x16
88 #define IRQPHS_LMSG 0x01
89 #define IRQPHS_LIO 0x02
90 #define IRQPHS_LCD 0x04
91 #define IRQPHS_LBF 0x08
92 #define IRQPHS_PCHG 0x10
93 #define IRQPHS_RSEL 0x20
94 #define IRQPHS_FIFO 0x40
95 #define IRQPHS_RST 0x80
96 #define IRQPHS_PHMASK (IRQPHS_LCD | IRQPHS_LMSG | IRQPHS_LIO)
98 #define NSPR_TIMERCNT 0x17
100 #define NSPR_SCBUSCR 0x18
101 #define SCBUSCR_SEL 0x01
102 #define SCBUSCR_RST 0x02
103 #define SCBUSCR_DOUT 0x04
104 #define SCBUSCR_ATN 0x08
105 #define SCBUSCR_ACK 0x10
106 #define SCBUSCR_BSY 0x20
107 #define SCBUSCR_ADIR 0x40
108 #define SCBUSCR_ACKEN 0x80
110 #define NSPR_SCBUSMON 0x19
111 #define SCBUSMON_MSG 0x01
112 #define SCBUSMON_IO 0x02
113 #define SCBUSMON_CD 0x04
114 #define SCBUSMON_BSY 0x08
115 #define SCBUSMON_ACK 0x10
116 #define SCBUSMON_REQ 0x20
117 #define SCBUSMON_SEL 0x40
118 #define SCBUSMON_ATN 0x80
120 #define NSPR_SETARBIT 0x1A
122 #define NSPR_ARBITS 0x1A
123 #define ARBITS_EXEC 0x01
124 #define ARBITS_CLR 0x02
125 #define ARBITS_WIN 0x02
126 #define ARBITS_FAIL 0x04
127 #define ARBITS_RESEL 0x08
129 #define NSPR_PARITYR 0x1B /* (W/R) */
130 #define PARITYR_ENABLE 0x01
131 #define PARITYR_CLEAR 0x02
132 #define PARITYR_PE 0x02
134 #define NSPR_CMDCR 0x1C /* (W) */
135 #define CMDCR_PTCLR 0x01
136 #define CMDCR_EXEC 0x02
138 #define NSPR_RESELR 0x1C /* (R) */
139 #define NSPR_CMDDR 0x1D /* (W/R) */
141 #define NSPR_PTCLRR 0x1E /* (W) */
142 #define PTCLRR_PT 0x01
143 #define PTCLRR_ACK 0x02
144 #define PTCLRR_REQ 0x04
145 #define PTCLRR_HOST 0x08
146 #define PTCLRR_RSS 0x30
147 #define PTCLRR_RSS_ACK 0x00
148 #define PTCLRR_RSS_REQ 0x10
149 #define PTCLRR_RSS_HOST 0x20
151 #define NSPR_XFERCR 0x1E /* (R) */
153 #define NSPR_XFERMR 0x20
154 #define XFERMR_MEM8 0x01
155 #define XFERMR_MEM32 0x02
156 #define XFERMR_ADR24 0x04
157 #define XFERMR_ADR32 0x08
158 #define XFERMR_IO8 0x10
159 #define XFERMR_IO32 0x20
160 #define XFERMR_XEN 0x40
161 #define XFERMR_FIFOEN 0x80
163 #define NSPR_SYNCR 0x21
164 #define SYNCR_OFFM 0x0f
165 #define SYNCR_PERM 0xf0
168 #define NSPR_DATA 0x22
169 #define NSPR_DATAACK 0x23
170 #define NSPR_OCR 0x26
171 #define OCR_ROMEN 0x01
172 #define OCR_TERMPWROUT 0x02
173 #define OCR_TERMPWRS 0x04
175 #define NSPR_ACKWIDTH 0x27
177 /* SCBUSMON phase defs */
178 #define SCBUSMON_FREE 0
179 #define SCBUSMON_CMD \
180 (SCBUSMON_BSY | SCBUSMON_CD | SCBUSMON_REQ)
181 #define SCBUSMON_MSGIN \
182 (SCBUSMON_BSY | SCBUSMON_MSG | SCBUSMON_IO | SCBUSMON_CD | SCBUSMON_REQ)
183 #define SCBUSMON_MSGOUT \
184 (SCBUSMON_BSY | SCBUSMON_MSG | SCBUSMON_CD | SCBUSMON_REQ)
185 #define SCBUSMON_DATAIN \
186 (SCBUSMON_BSY | SCBUSMON_IO | SCBUSMON_REQ)
187 #define SCBUSMON_DATAOUT \
188 (SCBUSMON_BSY | SCBUSMON_REQ)
189 #define SCBUSMON_STATUS \
190 (SCBUSMON_BSY | SCBUSMON_IO | SCBUSMON_CD | SCBUSMON_REQ)
191 #define SCBUSMON_RESELECT \
192 (SCBUSMON_SEL | SCBUSMON_IO)
193 #define SCBUSMON_PHMASK \
194 (SCBUSMON_SEL | SCBUSMON_CD | SCBUSMON_MSG | SCBUSMON_IO)
197 #define NSP_IS_PHASE_DATA(ph) \
198 ((((ph) & SCBUSMON_PHMASK) & ~SCBUSMON_IO) == 0)
199 #define NSP_IS_IRQPHS_DATA(ph) \
200 ((((ph) & IRQPHS_PHMASK) & ~SCBUSMON_IO) == 0)
203 #define PHASE_CMD (SCBUSMON_CMD & SCBUSMON_PHMASK)
204 #define PHASE_DATAIN (SCBUSMON_DATAIN & SCBUSMON_PHMASK)
205 #define PHASE_DATAOUT (SCBUSMON_DATAOUT & SCBUSMON_PHMASK)
206 #define PHASE_STATUS (SCBUSMON_STATUS & SCBUSMON_PHMASK)
207 #define PHASE_MSGIN (SCBUSMON_MSGIN & SCBUSMON_PHMASK)
208 #define PHASE_MSGOUT (SCBUSMON_MSGOUT & SCBUSMON_PHMASK)
209 #define PHASE_SEL (SCBUSMON_SEL | SCBUSMON_IO)
211 #define IRQPHS_CMD (IRQPHS_LCD)
212 #define IRQPHS_DATAIN (IRQPHS_LIO)
213 #define IRQPHS_DATAOUT (0)
214 #define IRQPHS_STATUS (IRQPHS_LCD | IRQPHS_LIO)
215 #define IRQPHS_MSGIN (IRQPHS_LCD | IRQPHS_LMSG | IRQPHS_LIO)
216 #define IRQPHS_MSGOUT (IRQPHS_LCD | IRQPHS_LMSG)
219 #define NSP_MEMSIZE NBPG
220 #define NSP_IOSIZE 16
221 #define NSP_BUFFER_SIZE 512
222 #endif /* !_NSPREG_H_ */