iq80310reg.h revision 1.3 1 /* $NetBSD: iq80310reg.h,v 1.3 2001/11/08 03:28:53 thorpej Exp $ */
2
3 /*
4 * Copyright (c) 2001 Wasabi Systems, Inc.
5 * All rights reserved.
6 *
7 * Written by Jason R. Thorpe for Wasabi Systems, Inc.
8 *
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
11 * are met:
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
17 * 3. All advertising materials mentioning features or use of this software
18 * must display the following acknowledgement:
19 * This product includes software developed for the NetBSD Project by
20 * Wasabi Systems, Inc.
21 * 4. The name of Wasabi Systems, Inc. may not be used to endorse
22 * or promote products derived from this software without specific prior
23 * written permission.
24 *
25 * THIS SOFTWARE IS PROVIDED BY WASABI SYSTEMS, INC. ``AS IS'' AND
26 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
27 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
28 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL WASABI SYSTEMS, INC
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
35 * POSSIBILITY OF SUCH DAMAGE.
36 */
37
38 #ifndef _IQ80310REG_H_
39 #define _IQ80310REG_H_
40
41 /*
42 * Memory map and register definitions for the Intel IQ80310
43 * Evaluation Board.
44 */
45
46 /*
47 * The memory map of the IQ80310 looks like so:
48 *
49 * ------------------------------
50 * On-board devices
51 * Flash Bank 0
52 * FE80 0000 ------------------------------
53 * DRAM
54 * A000 0000 ------------------------------
55 * Reserved
56 * 9002 0000 ------------------------------
57 * ATU Outbound Transaction
58 * Windows
59 * 8000 0000 ------------------------------
60 * ATU Outbound Direct
61 * Addressing Windows
62 * 0080 0000 ------------------------------
63 * Flash Bank 1
64 * 0000 2000 ------------------------------
65 * Reserved
66 * 0000 1900 ------------------------------
67 * Peripheral Memory Mapped
68 * Registers
69 * 0000 1000 ------------------------------
70 * Initialization Boot Code
71 * from Flash Bank 1
72 * 0000 0000 ------------------------------
73 */
74
75 /*
76 * We map the CPLD registers VA==PA, so we go ahead and cheat
77 * with register access.
78 */
79 #define CPLD_READ(x) *((__volatile uint8_t *)(x))
80 #define CPLD_WRITE(x, v) *((__volatile uint8_t *)(x)) = (v)
81
82 /*
83 * We allocate a page table for VA 0xfe400000 (4MB) and map the i80312
84 * PCI I/O space (2 * 64L) and i80312 regisers (4K) there.
85 */
86 #define IQ80310_IOPXS_VBASE 0xfe400000UL
87 #define IQ80310_PIOW_VBASE IQ80310_IOPXS_VBASE
88 #define IQ80310_SIOW_VBASE (IQ80310_PIOW_VBASE + I80312_PCI_XLATE_IOSIZE)
89 #define IQ80310_80312_VBASE (IQ80310_SIOW_VBASE + I80312_PCI_XLATE_IOSIZE)
90
91 /*
92 * The IQ80310 on-board devices are mapped VA==PA during bootstrap.
93 * Conveniently, the size of the on-board register space is 1 section
94 * mapping.
95 */
96 #define IQ80310_OBIO_BASE 0xfe800000UL
97 #define IQ80310_OBIO_SIZE 0x00100000UL /* 1MB */
98
99 #define IQ80310_UART1 0xfe800000UL /* XR 16550 */
100
101 #define IQ80310_UART2 0xfe810000UL /* XR 16550 */
102
103 #define IQ80310_XINT3_STATUS 0xfe820000UL
104 #define XINT3_TIMER 0 /* CPLD timer */
105 #define XINT3_ETHERNET 1 /* on-board i82559 */
106 #define XINT3_UART1 2 /* 16550 #1 */
107 #define XINT3_UART2 3 /* 16550 #2 */
108 #define XINT3_SINTD 4 /* INTD# */
109 #define XINT3_BIT(x) (1U << (x))
110
111 #define IQ80310_BOARD_REV 0xfe830000UL /* rev F and later (??) */
112 #define BOARD_REV(x) (((x) & 0xf) + '@')
113
114 #define IQ80310_CPLD_REV 0xfe840000UL
115 #define CPLD_REV(x) (((x) & 0xf) + '@')
116
117 #define IQ80310_7SEG_MSB 0xfe840000UL
118 #define IQ80310_7SEG_LSB 0xfe850000UL
119 /*
120 * The 7-segment display looks like so:
121 *
122 * A
123 * +-----+
124 * | |
125 * F | | B
126 * | G |
127 * +-----+
128 * | |
129 * E | | C
130 * | D |
131 * +-----+ o DP
132 *
133 * Setting a bit clears the corresponding segment on the
134 * display.
135 */
136 #define SEG_A (1U << 0)
137 #define SEG_B (1U << 1)
138 #define SEG_C (1U << 2)
139 #define SEG_D (1U << 3)
140 #define SEG_E (1U << 4)
141 #define SEG_F (1U << 5)
142 #define SEG_G (1U << 6)
143 #define SEG_DP (1U << 7)
144
145 #define IQ80310_XINT0_STATUS 0xfe850000UL /* rev F and later */
146 #define XINT0_SINTA 0 /* INTA# */
147 #define XINT0_SINTB 1 /* INTB# */
148 #define XINT0_SINTC 2 /* INTC# */
149 #define XINT0_BIT(x) (1U << (x))
150
151 #define IQ80310_XINT_MASK 0xfe860000UL
152 /* See XINT_STATUS bits: 0 == int enabled, 1 == int disabled */
153
154 #define IQ80310_BACKPLANE_DET 0xfe870000UL
155
156 #define IQ80310_TIMER_LA0 0xfe880000UL
157
158 #define IQ80310_TIMER_LA1 0xfe890000UL
159
160 #define IQ80310_TIMER_LA2 0xfe8a0000UL
161
162 #define IQ80310_TIMER_LA3 0xfe8b0000UL
163
164 #define IQ80310_TIMER_ENABLE 0xfe8c0000UL
165 #define TIMER_ENABLE_EN (1U << 0) /* enable counter */
166 #define TIMER_ENABLE_INTEN (1U << 1) /* enable interrupt */
167
168 #define IQ80310_ROT_SWITCH 0xfe8d0000UL
169
170 #define IQ80310_JTAG 0xfe8e0000UL
171
172 #define IQ80310_BATTERY_STAT 0xfe8f0000UL
173 #define BATTERY_STAT_PRES (1U << 0)
174 #define BATTERY_STAT_CHRG (1U << 1)
175 #define BATTERY_STAT_DISCHRG (1U << 2)
176 #define BATTERY_STAT_PWRDELAY (1U << 3) /* rev F and later */
177
178 #endif /* _IQ80310REG_H_ */
179