ixp12x0_pcireg.h revision 1.1 1 /* $NetBSD: ixp12x0_pcireg.h,v 1.1 2002/07/15 16:27:17 ichiro Exp $ */
2
3 /*
4 * Copyright (c) 2002
5 * Ichiro FUKUHARA <ichiro (at) ichiro.org>. All rights reserved.
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 Ichiro FUKUHARA.
18 * 4. Neither the name of the author nor the names of any co-contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
21 *
22 * THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA AND CONTRIBUTORS ``AS IS''
23 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL ICHIRO FUKUHARA OR THE VOICES IN HIS
26 * HEAD BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
27 * OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
32 * THE POSSIBILITY OF SUCH DAMAGE.
33 */
34
35 #ifndef _IXP12X0_PCIREG_H_
36 #define _IXP12X0_PCIREG_H_
37
38 #include <arm/ixp12x0/ixp12x0reg.h>
39
40 /* PCI Configuration Space Registers */
41
42 /* base address */
43 #define IXP_PCI_MEM_BAR 0x10
44 # define IXP1200_PCI_MEM_BAR 0x40000000UL
45 #define IXP_PCI_IO_BAR 0x14
46 # define IXP1200_PCI_IO_BAR 0x0000f000UL
47 #define IXP_PCI_DRAM_BAR 0x18
48 # define IXP1200_PCI_DRAM_BAR 0x00000000UL
49
50 #define PCI_CAP_PTR 0x34
51 #define PCI_INT_LINE 0x3C
52 #define MAILBOX_0 0x50
53 #define MAILBOX_1 0x54
54 #define MAILBOX_2 0x58
55 #define MAILBOX_3 0x5C
56 #define DOORBELL 0x60
57 #define DOORBELL_SETUP 0x64
58 #define ROM_BYTE_WRITE 0x68
59 #define CAP_PTR_EXT 0x70
60 #define PWR_MGMT 0x74
61
62 /* Reset Registers*/
63 #define IXPPCI_IXP1200_RESET 0x7C
64 # define RESET_UE0 (1U << 0)
65 # define RESET_UE1 (1U << 1)
66 # define RESET_UE2 (1U << 2)
67 # define RESET_UE3 (1U << 3)
68 # define RESET_UE4 (1U << 4)
69 # define RESET_UE5 (1U << 5)
70 # define RESET_PCIRST (1U << 14)
71 # define RESET_EXRST (1U << 15)
72 # define RESET_FBI (1U << 16)
73 # define RESET_CMDARB (1U << 17)
74 # define RESET_SDRAM (1U << 18)
75 # define RESET_SRAM (1U << 29)
76 # define RESET_PCI (1U << 30)
77 # define RESET_SACORE (1U << 31)
78
79 # define RESET_FULL (RESET_UE0 | RESET_UE1 | RESET_UE2 | \
80 RESET_UE3 | RESET_UE4 | RESET_UE5 | \
81 RESET_EXRST | RESET_FBI | \
82 RESET_CMDARB | RESET_SDRAM | RESET_SRAM | \
83 RESET_PCI | RESET_SACORE)
84
85 #define CHAN_1_BYTE_COUNT 0x80
86 #define CHAN_1_PCI_ADDR 0x84
87 #define CHAN_1_DRAM_ADDR 0x88
88 #define CHAN_1_DESC_PTR 0x8C
89 #define CHAN_1_CONTROL 0x90
90 #define DMA_INF_MODE 0x9C
91 #define CHAN_2_BYTE_COUNT 0xA0
92 #define CHAN_2_PCI_ADDR 0xA4
93 #define CHAN_2_DRAM_ADDR 0xA8
94 #define CHAN_2_DESC_PTR 0xAC
95 #define CHAN_2_CONTROL 0xB0
96
97 #define CSR_BASE_ADDR_MASK 0x0F8
98 #define CSR_BASE_ADDR_OFF 0xFC
99 # define CSR_BASE_ADDR_MASK_1M 0x000c0000UL
100
101 #define DRAM_BASE_ADDR_MASK 0x100
102 #define DRAM_BASE_ADDR_OFF 0x104
103 # define DRAM_BASE_ADDR_MASK_256MB 0x0ffc0000UL
104
105 #define ROM_BASE_ADDR_MASK 0x108
106 #define DRAM_TIMING 0x10C
107 #define DRAM_ADDR_SIZE_0 0x110
108 #define DRAM_ADDR_SIZE_1 0x114
109 #define DRAM_ADDR_SIZE_2 0x118
110 #define DRAM_ADDR_SIZE_3 0x11C
111 #define I2O_IFH 0x120
112 #define I2O_IPT 0x124
113 #define I2O_OPH 0x128
114 #define I2O_OFT 0x12C
115 #define I2O_IFC 0x130
116 #define I2O_OPC 0x134
117 #define I2O_IPC 0x138
118 #define SA_CONTROL 0x13C
119 # define SA_CONTROL_PNR (1 << 9)
120 # define SA_CONTROL_COMPLETE (1 << 0)
121 #define PCI_ADDR_EXT 0x140
122 #define PREFETCH_RANGE 0x144
123 #define PCI_ABITOR_STATUS 0x148
124 #define DBELL_PCI_MASK 0x150
125 #define DBELL_SA_MASK 0x154
126
127 /*
128 * Interrupt index assignment
129 *
130 * FIQ/IRQ bitmap in "PCI Registers Accessible Through StrongARM Core"
131 *
132 * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1
133 * bit 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0
134 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-------------+-+-+-+-+---+-+-+
135 * |D|R|R|D|D|P|I|S|R|S|D|D| |P|D|D|D| |T|T|T|T| |S| |
136 * |P|T|M|P|T|W|I|D|S|B|M|M|R|I|M|M|F| |4|3|2|1| |I| |
137 * |E|A|A|E|E|R|P|P|E| |A|A|E|L|A|A|H| RES | | | | |RES| | |
138 * | | | |D| |M| |A|R| |2|1|S| |2|1| | | | | | | | | |
139 * | | | | | | | |R|R| |N|N| | | | | | | | | | | | | |
140 * | | | | | | | | | | |B|B| | | | | | | | | | | | | |
141 * +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-------------+-+-+-+-+---+-+-+
142 * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1
143 * index 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 7 6 5 4 1 0
144 *
145 */
146
147 /* PCI_IRQ_STATUS */
148 #define IXPPCI_IRQ_STATUS (IXP12X0_PCI_VBASE + 0x180)
149 #define IXPPCI_FIQ_STATUS (IXP12X0_PCI_VBASE + 0x280)
150 #define IXPPCI_IRQ_RAW_STATUS (IXP12X0_PCI_VBASE + 0x184)
151 #define IXPPCI_FIQ_RAW_STATUS (IXP12X0_PCI_VBASE + 0x284)
152 #define IXPPCI_IRQ_ENABLE (IXP12X0_PCI_VBASE + 0x188)
153 #define IXPPCI_FIQ_ENABLE (IXP12X0_PCI_VBASE + 0x288)
154 #define IXPPCI_IRQ_ENABLE_SET (IXP12X0_PCI_VBASE + 0x188)
155 #define IXPPCI_FIQ_ENABLE_SET (IXP12X0_PCI_VBASE + 0x288)
156 #define IXPPCI_IRQ_ENABLE_CLEAR (IXP12X0_PCI_VBASE + 0x18c)
157 #define IXPPCI_FIQ_ENABLE_CLEAR (IXP12X0_PCI_VBASE + 0x28c)
158 #define IXPPCI_IRQ_SOFT (IXP12X0_PCI_VBASE + 0x190)
159 #define IXPPCI_FIQ_SOFT (IXP12X0_PCI_VBASE + 0x290)
160 #define IXPPCI_IRQST_TIMER (IXP12X0_PCI_VBASE + 0x010)
161
162 #define IXPPCI_INTR_DPE 63
163 #define IXPPCI_INTR_RTA 62
164 #define IXPPCI_INTR_RMA 61
165 #define IXPPCI_INTR_DPED 60
166 #define IXPPCI_INTR_DTE 59
167 #define IXPPCI_INTR_PWRM 58
168 #define IXPPCI_INTR_IIP 57
169 #define IXPPCI_INTR_SDPAR 56
170 #define IXPPCI_INTR_RSERR 55
171 #define IXPPCI_INTR_SB 54
172 #define IXPPCI_INTR_DMA2NB 53
173 #define IXPPCI_INTR_DMA1NB 52
174 #define IXPPCI_INTR_bit19 51
175 #define IXPPCI_INTR_PIL 50
176 #define IXPPCI_INTR_DMA2 49
177 #define IXPPCI_INTR_DMA1 48
178 #define IXPPCI_INTR_DFH 47
179 #define IXPPCI_INTR_bit14 46
180 #define IXPPCI_INTR_bit13 45
181 #define IXPPCI_INTR_bit12 44
182 #define IXPPCI_INTR_bit11 43
183 #define IXPPCI_INTR_bit10 42
184 #define IXPPCI_INTR_bit9 41
185 #define IXPPCI_INTR_bit8 40
186 #define IXPPCI_INTR_T4 39
187 #define IXPPCI_INTR_T3 38
188 #define IXPPCI_INTR_T2 37
189 #define IXPPCI_INTR_T1 36
190 #define IXPPCI_INTR_bit3 35
191 #define IXPPCI_INTR_bit2 34
192 #define IXPPCI_INTR_SI 33
193 #define IXPPCI_INTR_bit0 32
194
195 #endif /* _IXP12X0_PCIREG_H_ */
196