2 * RapidIO register definitions
4 * Copyright 2005 MontaVista Software, Inc.
5 * Matt Porter <mporter@kernel.crashing.org>
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.
13 #ifndef LINUX_RIO_REGS_H
14 #define LINUX_RIO_REGS_H
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.
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 */
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 */
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_EXT_RT 0x00000200 /* [III, 1.3] Extended route table support */
43 #define RIO_PEF_STD_RT 0x00000100 /* [III, 1.3] Standard route table support */
44 #define RIO_PEF_CTLS 0x00000010 /* [III] CTLS */
45 #define RIO_PEF_EXT_FEATURES 0x00000008 /* [I] EFT_PTR valid */
46 #define RIO_PEF_ADDR_66 0x00000004 /* [I] 66 bits */
47 #define RIO_PEF_ADDR_50 0x00000002 /* [I] 50 bits */
48 #define RIO_PEF_ADDR_34 0x00000001 /* [I] 34 bits */
50 #define RIO_SWP_INFO_CAR 0x14 /* [I] Switch Port Information CAR */
51 #define RIO_SWP_INFO_PORT_TOTAL_MASK 0x0000ff00 /* [I] Total number of ports */
52 #define RIO_SWP_INFO_PORT_NUM_MASK 0x000000ff /* [I] Maintenance transaction port number */
53 #define RIO_GET_TOTAL_PORTS(x) ((x & RIO_SWP_INFO_PORT_TOTAL_MASK) >> 8)
55 #define RIO_SRC_OPS_CAR 0x18 /* [I] Source Operations CAR */
56 #define RIO_SRC_OPS_READ 0x00008000 /* [I] Read op */
57 #define RIO_SRC_OPS_WRITE 0x00004000 /* [I] Write op */
58 #define RIO_SRC_OPS_STREAM_WRITE 0x00002000 /* [I] Str-write op */
59 #define RIO_SRC_OPS_WRITE_RESPONSE 0x00001000 /* [I] Write/resp op */
60 #define RIO_SRC_OPS_DATA_MSG 0x00000800 /* [II] Data msg op */
61 #define RIO_SRC_OPS_DOORBELL 0x00000400 /* [II] Doorbell op */
62 #define RIO_SRC_OPS_ATOMIC_TST_SWP 0x00000100 /* [I] Atomic TAS op */
63 #define RIO_SRC_OPS_ATOMIC_INC 0x00000080 /* [I] Atomic inc op */
64 #define RIO_SRC_OPS_ATOMIC_DEC 0x00000040 /* [I] Atomic dec op */
65 #define RIO_SRC_OPS_ATOMIC_SET 0x00000020 /* [I] Atomic set op */
66 #define RIO_SRC_OPS_ATOMIC_CLR 0x00000010 /* [I] Atomic clr op */
67 #define RIO_SRC_OPS_PORT_WRITE 0x00000004 /* [I] Port-write op */
69 #define RIO_DST_OPS_CAR 0x1c /* Destination Operations CAR */
70 #define RIO_DST_OPS_READ 0x00008000 /* [I] Read op */
71 #define RIO_DST_OPS_WRITE 0x00004000 /* [I] Write op */
72 #define RIO_DST_OPS_STREAM_WRITE 0x00002000 /* [I] Str-write op */
73 #define RIO_DST_OPS_WRITE_RESPONSE 0x00001000 /* [I] Write/resp op */
74 #define RIO_DST_OPS_DATA_MSG 0x00000800 /* [II] Data msg op */
75 #define RIO_DST_OPS_DOORBELL 0x00000400 /* [II] Doorbell op */
76 #define RIO_DST_OPS_ATOMIC_TST_SWP 0x00000100 /* [I] Atomic TAS op */
77 #define RIO_DST_OPS_ATOMIC_INC 0x00000080 /* [I] Atomic inc op */
78 #define RIO_DST_OPS_ATOMIC_DEC 0x00000040 /* [I] Atomic dec op */
79 #define RIO_DST_OPS_ATOMIC_SET 0x00000020 /* [I] Atomic set op */
80 #define RIO_DST_OPS_ATOMIC_CLR 0x00000010 /* [I] Atomic clr op */
81 #define RIO_DST_OPS_PORT_WRITE 0x00000004 /* [I] Port-write op */
83 #define RIO_OPS_READ 0x00008000 /* [I] Read op */
84 #define RIO_OPS_WRITE 0x00004000 /* [I] Write op */
85 #define RIO_OPS_STREAM_WRITE 0x00002000 /* [I] Str-write op */
86 #define RIO_OPS_WRITE_RESPONSE 0x00001000 /* [I] Write/resp op */
87 #define RIO_OPS_DATA_MSG 0x00000800 /* [II] Data msg op */
88 #define RIO_OPS_DOORBELL 0x00000400 /* [II] Doorbell op */
89 #define RIO_OPS_ATOMIC_TST_SWP 0x00000100 /* [I] Atomic TAS op */
90 #define RIO_OPS_ATOMIC_INC 0x00000080 /* [I] Atomic inc op */
91 #define RIO_OPS_ATOMIC_DEC 0x00000040 /* [I] Atomic dec op */
92 #define RIO_OPS_ATOMIC_SET 0x00000020 /* [I] Atomic set op */
93 #define RIO_OPS_ATOMIC_CLR 0x00000010 /* [I] Atomic clr op */
94 #define RIO_OPS_PORT_WRITE 0x00000004 /* [I] Port-write op */
96 /* 0x20-0x30 *//* Reserved */
98 #define RIO_SWITCH_RT_LIMIT 0x34 /* [III, 1.3] Switch Route Table Destination ID Limit CAR */
99 #define RIO_RT_MAX_DESTID 0x0000ffff
101 #define RIO_MBOX_CSR 0x40 /* [II] Mailbox CSR */
102 #define RIO_MBOX0_AVAIL 0x80000000 /* [II] Mbox 0 avail */
103 #define RIO_MBOX0_FULL 0x40000000 /* [II] Mbox 0 full */
104 #define RIO_MBOX0_EMPTY 0x20000000 /* [II] Mbox 0 empty */
105 #define RIO_MBOX0_BUSY 0x10000000 /* [II] Mbox 0 busy */
106 #define RIO_MBOX0_FAIL 0x08000000 /* [II] Mbox 0 fail */
107 #define RIO_MBOX0_ERROR 0x04000000 /* [II] Mbox 0 error */
108 #define RIO_MBOX1_AVAIL 0x00800000 /* [II] Mbox 1 avail */
109 #define RIO_MBOX1_FULL 0x00200000 /* [II] Mbox 1 full */
110 #define RIO_MBOX1_EMPTY 0x00200000 /* [II] Mbox 1 empty */
111 #define RIO_MBOX1_BUSY 0x00100000 /* [II] Mbox 1 busy */
112 #define RIO_MBOX1_FAIL 0x00080000 /* [II] Mbox 1 fail */
113 #define RIO_MBOX1_ERROR 0x00040000 /* [II] Mbox 1 error */
114 #define RIO_MBOX2_AVAIL 0x00008000 /* [II] Mbox 2 avail */
115 #define RIO_MBOX2_FULL 0x00004000 /* [II] Mbox 2 full */
116 #define RIO_MBOX2_EMPTY 0x00002000 /* [II] Mbox 2 empty */
117 #define RIO_MBOX2_BUSY 0x00001000 /* [II] Mbox 2 busy */
118 #define RIO_MBOX2_FAIL 0x00000800 /* [II] Mbox 2 fail */
119 #define RIO_MBOX2_ERROR 0x00000400 /* [II] Mbox 2 error */
120 #define RIO_MBOX3_AVAIL 0x00000080 /* [II] Mbox 3 avail */
121 #define RIO_MBOX3_FULL 0x00000040 /* [II] Mbox 3 full */
122 #define RIO_MBOX3_EMPTY 0x00000020 /* [II] Mbox 3 empty */
123 #define RIO_MBOX3_BUSY 0x00000010 /* [II] Mbox 3 busy */
124 #define RIO_MBOX3_FAIL 0x00000008 /* [II] Mbox 3 fail */
125 #define RIO_MBOX3_ERROR 0x00000004 /* [II] Mbox 3 error */
127 #define RIO_WRITE_PORT_CSR 0x44 /* [I] Write Port CSR */
128 #define RIO_DOORBELL_CSR 0x44 /* [II] Doorbell CSR */
129 #define RIO_DOORBELL_AVAIL 0x80000000 /* [II] Doorbell avail */
130 #define RIO_DOORBELL_FULL 0x40000000 /* [II] Doorbell full */
131 #define RIO_DOORBELL_EMPTY 0x20000000 /* [II] Doorbell empty */
132 #define RIO_DOORBELL_BUSY 0x10000000 /* [II] Doorbell busy */
133 #define RIO_DOORBELL_FAILED 0x08000000 /* [II] Doorbell failed */
134 #define RIO_DOORBELL_ERROR 0x04000000 /* [II] Doorbell error */
135 #define RIO_WRITE_PORT_AVAILABLE 0x00000080 /* [I] Write Port Available */
136 #define RIO_WRITE_PORT_FULL 0x00000040 /* [I] Write Port Full */
137 #define RIO_WRITE_PORT_EMPTY 0x00000020 /* [I] Write Port Empty */
138 #define RIO_WRITE_PORT_BUSY 0x00000010 /* [I] Write Port Busy */
139 #define RIO_WRITE_PORT_FAILED 0x00000008 /* [I] Write Port Failed */
140 #define RIO_WRITE_PORT_ERROR 0x00000004 /* [I] Write Port Error */
142 /* 0x48 *//* Reserved */
144 #define RIO_PELL_CTRL_CSR 0x4c /* [I] PE Logical Layer Control CSR */
145 #define RIO_PELL_ADDR_66 0x00000004 /* [I] 66-bit addr */
146 #define RIO_PELL_ADDR_50 0x00000002 /* [I] 50-bit addr */
147 #define RIO_PELL_ADDR_34 0x00000001 /* [I] 34-bit addr */
149 /* 0x50-0x54 *//* Reserved */
151 #define RIO_LCSH_BA 0x58 /* [I] LCS High Base Address */
152 #define RIO_LCSL_BA 0x5c /* [I] LCS Base Address */
154 #define RIO_DID_CSR 0x60 /* [III] Base Device ID CSR */
156 /* 0x64 *//* Reserved */
158 #define RIO_HOST_DID_LOCK_CSR 0x68 /* [III] Host Base Device ID Lock CSR */
159 #define RIO_COMPONENT_TAG_CSR 0x6c /* [III] Component Tag CSR */
161 #define RIO_STD_RTE_CONF_DESTID_SEL_CSR 0x70
162 #define RIO_STD_RTE_CONF_PORT_SEL_CSR 0x74
163 #define RIO_STD_RTE_DEFAULT_PORT 0x78
165 /* 0x7c-0xf8 *//* Reserved */
166 /* 0x100-0xfff8 *//* [I] Extended Features Space */
167 /* 0x10000-0xfffff8 *//* [I] Implementation-defined Space */
170 * Extended Features Space is a configuration space area where
171 * functionality is mapped into extended feature blocks via a
172 * singly linked list of extended feature pointers (EFT_PTR).
174 * Each extended feature block can be identified/located in
175 * Extended Features Space by walking the extended feature
176 * list starting with the Extended Feature Pointer located
177 * in the Assembly Information CAR.
179 * Extended Feature Blocks (EFBs) are identified with an assigned
180 * EFB ID. Extended feature block offsets in the definitions are
181 * relative to the offset of the EFB within the Extended Features
185 /* Helper macros to parse the Extended Feature Block header */
186 #define RIO_EFB_PTR_MASK 0xffff0000
187 #define RIO_EFB_ID_MASK 0x0000ffff
188 #define RIO_GET_BLOCK_PTR(x) ((x & RIO_EFB_PTR_MASK) >> 16)
189 #define RIO_GET_BLOCK_ID(x) (x & RIO_EFB_ID_MASK)
191 /* Extended Feature Block IDs */
192 #define RIO_EFB_PAR_EP_ID 0x0001 /* [IV] LP/LVDS EP Devices */
193 #define RIO_EFB_PAR_EP_REC_ID 0x0002 /* [IV] LP/LVDS EP Recovery Devices */
194 #define RIO_EFB_PAR_EP_FREE_ID 0x0003 /* [IV] LP/LVDS EP Free Devices */
195 #define RIO_EFB_SER_EP_ID 0x0004 /* [VI] LP/Serial EP Devices */
196 #define RIO_EFB_SER_EP_REC_ID 0x0005 /* [VI] LP/Serial EP Recovery Devices */
197 #define RIO_EFB_SER_EP_FREE_ID 0x0006 /* [VI] LP/Serial EP Free Devices */
198 #define RIO_EFB_SER_EP_FREC_ID 0x0009 /* [VI] LP/Serial EP Free Recovery Devices */
201 * Physical 8/16 LP-LVDS
202 * ID=0x0001, Generic End Point Devices
203 * ID=0x0002, Generic End Point Devices, software assisted recovery option
204 * ID=0x0003, Generic End Point Free Devices
207 * ID=0x0004, Generic End Point Devices
208 * ID=0x0005, Generic End Point Devices, software assisted recovery option
209 * ID=0x0006, Generic End Point Free Devices
211 #define RIO_PORT_MNT_HEADER 0x0000
212 #define RIO_PORT_REQ_CTL_CSR 0x0020
213 #define RIO_PORT_RSP_CTL_CSR 0x0024 /* 0x0001/0x0002 */
214 #define RIO_PORT_GEN_CTL_CSR 0x003c
215 #define RIO_PORT_GEN_HOST 0x80000000
216 #define RIO_PORT_GEN_MASTER 0x40000000
217 #define RIO_PORT_GEN_DISCOVERED 0x20000000
218 #define RIO_PORT_N_MNT_REQ_CSR(x) (0x0040 + x*0x20) /* 0x0002 */
219 #define RIO_PORT_N_MNT_RSP_CSR(x) (0x0044 + x*0x20) /* 0x0002 */
220 #define RIO_PORT_N_ACK_STS_CSR(x) (0x0048 + x*0x20) /* 0x0002 */
221 #define RIO_PORT_N_ERR_STS_CSR(x) (0x58 + x*0x20)
222 #define PORT_N_ERR_STS_PORT_OK 0x00000002
223 #define RIO_PORT_N_CTL_CSR(x) (0x5c + x*0x20)
225 #endif /* LINUX_RIO_REGS_H */