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70a50ebd MP |
1 | /* |
2 | * RapidIO register definitions | |
3 | * | |
4 | * Copyright 2005 MontaVista Software, Inc. | |
5 | * Matt Porter <mporter@kernel.crashing.org> | |
6 | * | |
7 | * This program is free software; you can redistribute it and/or modify it | |
8 | * under the terms of the GNU General Public License as published by the | |
9 | * Free Software Foundation; either version 2 of the License, or (at your | |
10 | * option) any later version. | |
11 | */ | |
12 | ||
13 | #ifndef LINUX_RIO_REGS_H | |
14 | #define LINUX_RIO_REGS_H | |
15 | ||
16 | /* | |
17 | * In RapidIO, each device has a 2MB configuration space that is | |
18 | * accessed via maintenance transactions. Portions of configuration | |
19 | * space are standardized and/or reserved. | |
20 | */ | |
21 | #define RIO_DEV_ID_CAR 0x00 /* [I] Device Identity CAR */ | |
22 | #define RIO_DEV_INFO_CAR 0x04 /* [I] Device Information CAR */ | |
23 | #define RIO_ASM_ID_CAR 0x08 /* [I] Assembly Identity CAR */ | |
24 | #define RIO_ASM_ID_MASK 0xffff0000 /* [I] Asm ID Mask */ | |
25 | #define RIO_ASM_VEN_ID_MASK 0x0000ffff /* [I] Asm Vend Mask */ | |
26 | ||
27 | #define RIO_ASM_INFO_CAR 0x0c /* [I] Assembly Information CAR */ | |
28 | #define RIO_ASM_REV_MASK 0xffff0000 /* [I] Asm Rev Mask */ | |
29 | #define RIO_EXT_FTR_PTR_MASK 0x0000ffff /* [I] EF_PTR Mask */ | |
30 | ||
31 | #define RIO_PEF_CAR 0x10 /* [I] Processing Element Features CAR */ | |
32 | #define RIO_PEF_BRIDGE 0x80000000 /* [I] Bridge */ | |
33 | #define RIO_PEF_MEMORY 0x40000000 /* [I] MMIO */ | |
34 | #define RIO_PEF_PROCESSOR 0x20000000 /* [I] Processor */ | |
35 | #define RIO_PEF_SWITCH 0x10000000 /* [I] Switch */ | |
36 | #define RIO_PEF_INB_MBOX 0x00f00000 /* [II] Mailboxes */ | |
37 | #define RIO_PEF_INB_MBOX0 0x00800000 /* [II] Mailbox 0 */ | |
38 | #define RIO_PEF_INB_MBOX1 0x00400000 /* [II] Mailbox 1 */ | |
39 | #define RIO_PEF_INB_MBOX2 0x00200000 /* [II] Mailbox 2 */ | |
40 | #define RIO_PEF_INB_MBOX3 0x00100000 /* [II] Mailbox 3 */ | |
41 | #define RIO_PEF_INB_DOORBELL 0x00080000 /* [II] Doorbells */ | |
42 | #define RIO_PEF_CTLS 0x00000010 /* [III] CTLS */ | |
43 | #define RIO_PEF_EXT_FEATURES 0x00000008 /* [I] EFT_PTR valid */ | |
44 | #define RIO_PEF_ADDR_66 0x00000004 /* [I] 66 bits */ | |
45 | #define RIO_PEF_ADDR_50 0x00000002 /* [I] 50 bits */ | |
46 | #define RIO_PEF_ADDR_34 0x00000001 /* [I] 34 bits */ | |
47 | ||
48 | #define RIO_SWP_INFO_CAR 0x14 /* [I] Switch Port Information CAR */ | |
49 | #define RIO_SWP_INFO_PORT_TOTAL_MASK 0x0000ff00 /* [I] Total number of ports */ | |
50 | #define RIO_SWP_INFO_PORT_NUM_MASK 0x000000ff /* [I] Maintenance transaction port number */ | |
51 | #define RIO_GET_TOTAL_PORTS(x) ((x & RIO_SWP_INFO_PORT_TOTAL_MASK) >> 8) | |
52 | ||
53 | #define RIO_SRC_OPS_CAR 0x18 /* [I] Source Operations CAR */ | |
54 | #define RIO_SRC_OPS_READ 0x00008000 /* [I] Read op */ | |
55 | #define RIO_SRC_OPS_WRITE 0x00004000 /* [I] Write op */ | |
56 | #define RIO_SRC_OPS_STREAM_WRITE 0x00002000 /* [I] Str-write op */ | |
57 | #define RIO_SRC_OPS_WRITE_RESPONSE 0x00001000 /* [I] Write/resp op */ | |
58 | #define RIO_SRC_OPS_DATA_MSG 0x00000800 /* [II] Data msg op */ | |
59 | #define RIO_SRC_OPS_DOORBELL 0x00000400 /* [II] Doorbell op */ | |
60 | #define RIO_SRC_OPS_ATOMIC_TST_SWP 0x00000100 /* [I] Atomic TAS op */ | |
61 | #define RIO_SRC_OPS_ATOMIC_INC 0x00000080 /* [I] Atomic inc op */ | |
62 | #define RIO_SRC_OPS_ATOMIC_DEC 0x00000040 /* [I] Atomic dec op */ | |
63 | #define RIO_SRC_OPS_ATOMIC_SET 0x00000020 /* [I] Atomic set op */ | |
64 | #define RIO_SRC_OPS_ATOMIC_CLR 0x00000010 /* [I] Atomic clr op */ | |
65 | #define RIO_SRC_OPS_PORT_WRITE 0x00000004 /* [I] Port-write op */ | |
66 | ||
67 | #define RIO_DST_OPS_CAR 0x1c /* Destination Operations CAR */ | |
68 | #define RIO_DST_OPS_READ 0x00008000 /* [I] Read op */ | |
69 | #define RIO_DST_OPS_WRITE 0x00004000 /* [I] Write op */ | |
70 | #define RIO_DST_OPS_STREAM_WRITE 0x00002000 /* [I] Str-write op */ | |
71 | #define RIO_DST_OPS_WRITE_RESPONSE 0x00001000 /* [I] Write/resp op */ | |
72 | #define RIO_DST_OPS_DATA_MSG 0x00000800 /* [II] Data msg op */ | |
73 | #define RIO_DST_OPS_DOORBELL 0x00000400 /* [II] Doorbell op */ | |
74 | #define RIO_DST_OPS_ATOMIC_TST_SWP 0x00000100 /* [I] Atomic TAS op */ | |
75 | #define RIO_DST_OPS_ATOMIC_INC 0x00000080 /* [I] Atomic inc op */ | |
76 | #define RIO_DST_OPS_ATOMIC_DEC 0x00000040 /* [I] Atomic dec op */ | |
77 | #define RIO_DST_OPS_ATOMIC_SET 0x00000020 /* [I] Atomic set op */ | |
78 | #define RIO_DST_OPS_ATOMIC_CLR 0x00000010 /* [I] Atomic clr op */ | |
79 | #define RIO_DST_OPS_PORT_WRITE 0x00000004 /* [I] Port-write op */ | |
80 | ||
fa78cc51 MP |
81 | #define RIO_OPS_READ 0x00008000 /* [I] Read op */ |
82 | #define RIO_OPS_WRITE 0x00004000 /* [I] Write op */ | |
83 | #define RIO_OPS_STREAM_WRITE 0x00002000 /* [I] Str-write op */ | |
84 | #define RIO_OPS_WRITE_RESPONSE 0x00001000 /* [I] Write/resp op */ | |
85 | #define RIO_OPS_DATA_MSG 0x00000800 /* [II] Data msg op */ | |
86 | #define RIO_OPS_DOORBELL 0x00000400 /* [II] Doorbell op */ | |
87 | #define RIO_OPS_ATOMIC_TST_SWP 0x00000100 /* [I] Atomic TAS op */ | |
88 | #define RIO_OPS_ATOMIC_INC 0x00000080 /* [I] Atomic inc op */ | |
89 | #define RIO_OPS_ATOMIC_DEC 0x00000040 /* [I] Atomic dec op */ | |
90 | #define RIO_OPS_ATOMIC_SET 0x00000020 /* [I] Atomic set op */ | |
91 | #define RIO_OPS_ATOMIC_CLR 0x00000010 /* [I] Atomic clr op */ | |
92 | #define RIO_OPS_PORT_WRITE 0x00000004 /* [I] Port-write op */ | |
93 | ||
70a50ebd MP |
94 | /* 0x20-0x3c *//* Reserved */ |
95 | ||
96 | #define RIO_MBOX_CSR 0x40 /* [II] Mailbox CSR */ | |
97 | #define RIO_MBOX0_AVAIL 0x80000000 /* [II] Mbox 0 avail */ | |
98 | #define RIO_MBOX0_FULL 0x40000000 /* [II] Mbox 0 full */ | |
99 | #define RIO_MBOX0_EMPTY 0x20000000 /* [II] Mbox 0 empty */ | |
100 | #define RIO_MBOX0_BUSY 0x10000000 /* [II] Mbox 0 busy */ | |
101 | #define RIO_MBOX0_FAIL 0x08000000 /* [II] Mbox 0 fail */ | |
102 | #define RIO_MBOX0_ERROR 0x04000000 /* [II] Mbox 0 error */ | |
103 | #define RIO_MBOX1_AVAIL 0x00800000 /* [II] Mbox 1 avail */ | |
104 | #define RIO_MBOX1_FULL 0x00200000 /* [II] Mbox 1 full */ | |
105 | #define RIO_MBOX1_EMPTY 0x00200000 /* [II] Mbox 1 empty */ | |
106 | #define RIO_MBOX1_BUSY 0x00100000 /* [II] Mbox 1 busy */ | |
107 | #define RIO_MBOX1_FAIL 0x00080000 /* [II] Mbox 1 fail */ | |
108 | #define RIO_MBOX1_ERROR 0x00040000 /* [II] Mbox 1 error */ | |
109 | #define RIO_MBOX2_AVAIL 0x00008000 /* [II] Mbox 2 avail */ | |
110 | #define RIO_MBOX2_FULL 0x00004000 /* [II] Mbox 2 full */ | |
111 | #define RIO_MBOX2_EMPTY 0x00002000 /* [II] Mbox 2 empty */ | |
112 | #define RIO_MBOX2_BUSY 0x00001000 /* [II] Mbox 2 busy */ | |
113 | #define RIO_MBOX2_FAIL 0x00000800 /* [II] Mbox 2 fail */ | |
114 | #define RIO_MBOX2_ERROR 0x00000400 /* [II] Mbox 2 error */ | |
115 | #define RIO_MBOX3_AVAIL 0x00000080 /* [II] Mbox 3 avail */ | |
116 | #define RIO_MBOX3_FULL 0x00000040 /* [II] Mbox 3 full */ | |
117 | #define RIO_MBOX3_EMPTY 0x00000020 /* [II] Mbox 3 empty */ | |
118 | #define RIO_MBOX3_BUSY 0x00000010 /* [II] Mbox 3 busy */ | |
119 | #define RIO_MBOX3_FAIL 0x00000008 /* [II] Mbox 3 fail */ | |
120 | #define RIO_MBOX3_ERROR 0x00000004 /* [II] Mbox 3 error */ | |
121 | ||
122 | #define RIO_WRITE_PORT_CSR 0x44 /* [I] Write Port CSR */ | |
123 | #define RIO_DOORBELL_CSR 0x44 /* [II] Doorbell CSR */ | |
124 | #define RIO_DOORBELL_AVAIL 0x80000000 /* [II] Doorbell avail */ | |
125 | #define RIO_DOORBELL_FULL 0x40000000 /* [II] Doorbell full */ | |
126 | #define RIO_DOORBELL_EMPTY 0x20000000 /* [II] Doorbell empty */ | |
127 | #define RIO_DOORBELL_BUSY 0x10000000 /* [II] Doorbell busy */ | |
128 | #define RIO_DOORBELL_FAILED 0x08000000 /* [II] Doorbell failed */ | |
129 | #define RIO_DOORBELL_ERROR 0x04000000 /* [II] Doorbell error */ | |
130 | #define RIO_WRITE_PORT_AVAILABLE 0x00000080 /* [I] Write Port Available */ | |
131 | #define RIO_WRITE_PORT_FULL 0x00000040 /* [I] Write Port Full */ | |
132 | #define RIO_WRITE_PORT_EMPTY 0x00000020 /* [I] Write Port Empty */ | |
133 | #define RIO_WRITE_PORT_BUSY 0x00000010 /* [I] Write Port Busy */ | |
134 | #define RIO_WRITE_PORT_FAILED 0x00000008 /* [I] Write Port Failed */ | |
135 | #define RIO_WRITE_PORT_ERROR 0x00000004 /* [I] Write Port Error */ | |
136 | ||
137 | /* 0x48 *//* Reserved */ | |
138 | ||
139 | #define RIO_PELL_CTRL_CSR 0x4c /* [I] PE Logical Layer Control CSR */ | |
140 | #define RIO_PELL_ADDR_66 0x00000004 /* [I] 66-bit addr */ | |
141 | #define RIO_PELL_ADDR_50 0x00000002 /* [I] 50-bit addr */ | |
142 | #define RIO_PELL_ADDR_34 0x00000001 /* [I] 34-bit addr */ | |
143 | ||
144 | /* 0x50-0x54 *//* Reserved */ | |
145 | ||
146 | #define RIO_LCSH_BA 0x58 /* [I] LCS High Base Address */ | |
147 | #define RIO_LCSL_BA 0x5c /* [I] LCS Base Address */ | |
148 | ||
149 | #define RIO_DID_CSR 0x60 /* [III] Base Device ID CSR */ | |
150 | ||
151 | /* 0x64 *//* Reserved */ | |
152 | ||
153 | #define RIO_HOST_DID_LOCK_CSR 0x68 /* [III] Host Base Device ID Lock CSR */ | |
154 | #define RIO_COMPONENT_TAG_CSR 0x6c /* [III] Component Tag CSR */ | |
155 | ||
156 | /* 0x70-0xf8 *//* Reserved */ | |
157 | /* 0x100-0xfff8 *//* [I] Extended Features Space */ | |
158 | /* 0x10000-0xfffff8 *//* [I] Implementation-defined Space */ | |
159 | ||
160 | /* | |
161 | * Extended Features Space is a configuration space area where | |
162 | * functionality is mapped into extended feature blocks via a | |
163 | * singly linked list of extended feature pointers (EFT_PTR). | |
164 | * | |
165 | * Each extended feature block can be identified/located in | |
166 | * Extended Features Space by walking the extended feature | |
167 | * list starting with the Extended Feature Pointer located | |
168 | * in the Assembly Information CAR. | |
169 | * | |
170 | * Extended Feature Blocks (EFBs) are identified with an assigned | |
171 | * EFB ID. Extended feature block offsets in the definitions are | |
172 | * relative to the offset of the EFB within the Extended Features | |
173 | * Space. | |
174 | */ | |
175 | ||
176 | /* Helper macros to parse the Extended Feature Block header */ | |
177 | #define RIO_EFB_PTR_MASK 0xffff0000 | |
178 | #define RIO_EFB_ID_MASK 0x0000ffff | |
179 | #define RIO_GET_BLOCK_PTR(x) ((x & RIO_EFB_PTR_MASK) >> 16) | |
180 | #define RIO_GET_BLOCK_ID(x) (x & RIO_EFB_ID_MASK) | |
181 | ||
182 | /* Extended Feature Block IDs */ | |
183 | #define RIO_EFB_PAR_EP_ID 0x0001 /* [IV] LP/LVDS EP Devices */ | |
184 | #define RIO_EFB_PAR_EP_REC_ID 0x0002 /* [IV] LP/LVDS EP Recovery Devices */ | |
185 | #define RIO_EFB_PAR_EP_FREE_ID 0x0003 /* [IV] LP/LVDS EP Free Devices */ | |
186 | #define RIO_EFB_SER_EP_ID 0x0004 /* [VI] LP/Serial EP Devices */ | |
187 | #define RIO_EFB_SER_EP_REC_ID 0x0005 /* [VI] LP/Serial EP Recovery Devices */ | |
188 | #define RIO_EFB_SER_EP_FREE_ID 0x0006 /* [VI] LP/Serial EP Free Devices */ | |
189 | ||
190 | /* | |
191 | * Physical 8/16 LP-LVDS | |
192 | * ID=0x0001, Generic End Point Devices | |
193 | * ID=0x0002, Generic End Point Devices, software assisted recovery option | |
194 | * ID=0x0003, Generic End Point Free Devices | |
195 | * | |
196 | * Physical LP-Serial | |
197 | * ID=0x0004, Generic End Point Devices | |
198 | * ID=0x0005, Generic End Point Devices, software assisted recovery option | |
199 | * ID=0x0006, Generic End Point Free Devices | |
200 | */ | |
201 | #define RIO_PORT_MNT_HEADER 0x0000 | |
202 | #define RIO_PORT_REQ_CTL_CSR 0x0020 | |
203 | #define RIO_PORT_RSP_CTL_CSR 0x0024 /* 0x0001/0x0002 */ | |
204 | #define RIO_PORT_GEN_CTL_CSR 0x003c | |
205 | #define RIO_PORT_GEN_HOST 0x80000000 | |
206 | #define RIO_PORT_GEN_MASTER 0x40000000 | |
207 | #define RIO_PORT_GEN_DISCOVERED 0x20000000 | |
208 | #define RIO_PORT_N_MNT_REQ_CSR(x) (0x0040 + x*0x20) /* 0x0002 */ | |
209 | #define RIO_PORT_N_MNT_RSP_CSR(x) (0x0044 + x*0x20) /* 0x0002 */ | |
210 | #define RIO_PORT_N_ACK_STS_CSR(x) (0x0048 + x*0x20) /* 0x0002 */ | |
211 | #define RIO_PORT_N_ERR_STS_CSR(x) (0x58 + x*0x20) | |
212 | #define PORT_N_ERR_STS_PORT_OK 0x00000002 | |
213 | #define RIO_PORT_N_CTL_CSR(x) (0x5c + x*0x20) | |
214 | ||
215 | #endif /* LINUX_RIO_REGS_H */ |