1 /* $NetBSD: nec7210reg.h,v 1.3 2005/12/11 12:21:28 christos Exp $ */
2
3 /*-
4 * Copyright (c) 2003 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Gregory McGarry.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 * 3. All advertising materials mentioning features or use of this software
19 * must display the following acknowledgement:
20 * This product includes software developed by the NetBSD
21 * Foundation, Inc. and its contributors.
22 * 4. Neither the name of The NetBSD Foundation nor the names of its
23 * contributors may be used to endorse or promote products derived
24 * from this software without specific prior written permission.
25 *
26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
36 * POSSIBILITY OF SUCH DAMAGE.
37 */
38
39 #define NEC7210_IOSIZE 8
40
41 /*
42 * Direct-access Registers (write only)
43 */
44
45 #define NEC7210_CDOR 0 /* (W) command/data out */
46 #define NEC7210_IMR1 1 /* (W) interrupt mask 1 */
47 #define IMR1_DI 0x01
48 #define IMR1_DO 0x02
49 #define IMR1_ERR 0x04
50 #define IMR1_DEC 0x08
51 #define IMR1_END 0x10
52 #define IMR1_DET 0x20
53 #define IMR1_APT 0x20
54 #define IMR1_CPT 0x80
55 #define NEC7210_IMR2 2 /* (W) interrupt mask 2 */
56 #define IMR2_ADSC 0x01
57 #define IMR2_REMC 0x02
58 #define IMR2_LOKC 0x04
59 #define IMR2_CO 0x08
60 #define IMR2_DMAI 0x10
61 #define IMR2_DMAO 0x20
62 #define IMR2_SRQ 0x40
63 #define NEC7210_SPMR 3 /* (W) serial poll mode */
64 #define SPMR_RSV 0x80
65 #define NEC7210_ADMR 4 /* (W) address mode */
66 #define ADMR_ADM0 0x01
67 #define ADMR_ADM1 0x02
68 #define ADMR_TRM0 0x10
69 #define ADMR_TRM1 0x20
70 #define ADMR_LON 0x40
71 #define ADMR_TON 0x80
72 #define NEC7210_AUXMR 5 /* (W) auxilliary mode */
73 #define AUXMR_CMD 0x00 /* see below */
74 #define AUXMR_ICR 0x20
75 #define AUXMR_REGD 0x40
76 #define AUXMR_PPOLL 0x60
77 #define AUXMR_REGA 0x80
78 #define AUXMR_REGB 0xa0
79 #define AUXMR_REGE 0xc0
80 #define AUXMR_EXTERN 0xe0
81 #define NEC7210_ADDR 6 /* (W) address */
82 #define ADDR_MASK 0x1f
83 #define ADDR_DL 0x20
84 #define ADDR_DT 0x40
85 #define ADDR_ARS 0x80
86 #define NEC7210_EOSR 7 /* (W) end-of-string */
87
88 /*
89 * Direct-access Registers (read only)
90 */
91
92 #define NEC7210_DIR 0 /* (R) data in */
93 #define NEC7210_ISR1 1 /* (R) interrupt status 1 */
94 #define ISR1_DI 0x01
95 #define ISR1_DO 0x02
96 #define ISR1_ERR 0x04
97 #define ISR1_DEC 0x08
98 #define ISR1_END 0x10
99 #define ISR1_DET 0x20
100 #define ISR1_APT 0x40
101 #define ISR1_CPT 0x80
102 #define NEC7210_ISR2 2 /* (R) interrupt status 2 */
103 #define ISR2_ADSC 0x01
104 #define ISR2_REMC 0x02
105 #define ISR2_LOKC 0x04
106 #define ISR2_CO 0x08
107 #define ISR2_REM 0x10
108 #define ISR2_LOK 0x20
109 #define ISR2_SRQI 0x40
110 #define ISR2_INT 0x80
111 #define NEC7210_SPSR 3 /* (R) serial poll status */
112 #define SPSR_PEND 0x80
113 #define NEC7210_ADSR 4 /* (R) address status */
114 #define ADSR_MJMN 0x01
115 #define ADSR_TA 0x02
116 #define ADSR_LA 0x04
117 #define ADSR_TPAS 0x08
118 #define ADSR_LPAS 0x10
119 #define ADSR_SPMS 0x20
120 #define ADSR_NATN 0x40
121 #define ADSR_CIC 0x80
122 #define NEC7210_CPTR 5 /* (R) command pass-though */
123 #define NEC7210_ADDR0 6 /* (R) address 1 */
124 #define ADDR1_EOI 0x80
125 #define NEC7210_ADDR1 7 /* (R) address 2 */
126
127 /*
128 * Auxiliary Register A (indirect-access)
129 */
130
131 #define AUX_A_HSNORM 0x00
132 #define AUX_A_HLDA 0x01
133 #define AUX_A_HLDE 0x02
134 #define AUX_A_REOS 0x04
135 #define AUX_A_XEOS 0x08
136 #define AUX_A_BIN 0x10
137 #define AUX_A_CONT (AUX_A_HLDA | AUX_A_HLDE)
138
139 /*
140 * Auxiliary Register B (indirect-access)
141 */
142
143 #define AUX_B_CPTE 0x01
144 #define AUX_B_SPEOI 0x02
145 #define AUX_B_TRI 0x04
146 #define AUX_B_INV 0x08
147 #define AUX_B_ISS 0x10
148
149 /*
150 * Parallel Poll Register (indirect-access)
151 */
152
153 #define PPOLL_PPS 0x08
154 #define PPOLL_PPU 0x10 /* Parallel poll unconfigure */
155
156 /*
157 * nec7210 Auxiliary Commands (NEC7210_AUXMR)
158 */
159
160 #define AUXCMD_IEPON 0x0 /* Immediate Execute pon */
161 #define AUXCMD_CPPF 0x1 /* Clear Parallel Poll Flag */
162 #define AUXCMD_CRST 0x2 /* Chip Reset */
163 #define AUXCMD_RHDF 0x3 /* Release RFD holdoff */
164 #define AUXCMD_TRIG 0x4 /* Trigger */
165 #define AUXCMD_RTL 0x5 /* Return to local */
166 #define AUXCMD_SEOI 0x6 /* Send EOI */
167 #define AUXCMD_NVLD 0x7 /* Non-Valid Secondary Cmd or Addr */
168 #define AUXCMD_SPPF 0x9 /* Set Parallel Poll Flag */
169 #define AUXCMD_VLD 0xf /* Valid Secondary Cmd or Addr */
170 #define AUXCMD_GTS 0x10 /* Go To Standby */
171 #define AUXCMD_TCA 0x11 /* Take Control Asynchronously */
172 #define AUXCMD_TCS 0x12 /* Take Control Synchronously */
173 #define AUXCMD_LTN 0x13 /* Listen */
174 #define AUXCMD_DSC 0x14 /* Disable System Control */
175 #define AUXCMD_CIFC 0x16 /* Clear IFC */
176 #define AUXCMD_CREN 0x17 /* Clear REN */
177 #define AUXCMD_TCSE 0x1a /* Take Control Synchronously on End */
178 #define AUXCMD_LTNC 0x1b /* Listen in Continuous Mode */
179 #define AUXCMD_LUN 0x1c /* Local Unlisten */
180 #define AUXCMD_EPP 0x1d /* Execute Parallel Poll */
181 #define AUXCMD_SIFC 0x1e /* Set IFC */
182 #define AUXCMD_SREN 0x1f /* Set REN */
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