Linux 3.11-rc3
[cris-mirror.git] / drivers / ntb / ntb_regs.h
blob5bfa8c06c059c92eba1e7feb514fa61bfe53eb12
1 /*
2 * This file is provided under a dual BSD/GPLv2 license. When using or
3 * redistributing this file, you may do so under either license.
5 * GPL LICENSE SUMMARY
7 * Copyright(c) 2012 Intel Corporation. All rights reserved.
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of version 2 of the GNU General Public License as
11 * published by the Free Software Foundation.
13 * BSD LICENSE
15 * Copyright(c) 2012 Intel Corporation. All rights reserved.
17 * Redistribution and use in source and binary forms, with or without
18 * modification, are permitted provided that the following conditions
19 * are met:
21 * * Redistributions of source code must retain the above copyright
22 * notice, this list of conditions and the following disclaimer.
23 * * Redistributions in binary form must reproduce the above copy
24 * notice, this list of conditions and the following disclaimer in
25 * the documentation and/or other materials provided with the
26 * distribution.
27 * * Neither the name of Intel Corporation nor the names of its
28 * contributors may be used to endorse or promote products derived
29 * from this software without specific prior written permission.
31 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
32 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
33 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
34 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
35 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
36 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
37 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
38 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
39 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
40 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
41 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
43 * Intel PCIe NTB Linux driver
45 * Contact Information:
46 * Jon Mason <jon.mason@intel.com>
49 #define NTB_LINK_ENABLE 0x0000
50 #define NTB_LINK_DISABLE 0x0002
51 #define NTB_LINK_STATUS_ACTIVE 0x2000
52 #define NTB_LINK_SPEED_MASK 0x000f
53 #define NTB_LINK_WIDTH_MASK 0x03f0
55 #define SNB_MSIX_CNT 4
56 #define SNB_MAX_SPADS 16
57 #define SNB_MAX_COMPAT_SPADS 8
58 /* Reserve the uppermost bit for link interrupt */
59 #define SNB_MAX_DB_BITS 15
60 #define SNB_DB_BITS_PER_VEC 5
62 #define SNB_DB_HW_LINK 0x8000
64 #define SNB_PCICMD_OFFSET 0x0504
65 #define SNB_DEVCTRL_OFFSET 0x0598
66 #define SNB_LINK_STATUS_OFFSET 0x01A2
68 #define SNB_PBAR2LMT_OFFSET 0x0000
69 #define SNB_PBAR4LMT_OFFSET 0x0008
70 #define SNB_PBAR2XLAT_OFFSET 0x0010
71 #define SNB_PBAR4XLAT_OFFSET 0x0018
72 #define SNB_SBAR2LMT_OFFSET 0x0020
73 #define SNB_SBAR4LMT_OFFSET 0x0028
74 #define SNB_SBAR2XLAT_OFFSET 0x0030
75 #define SNB_SBAR4XLAT_OFFSET 0x0038
76 #define SNB_SBAR0BASE_OFFSET 0x0040
77 #define SNB_SBAR2BASE_OFFSET 0x0048
78 #define SNB_SBAR4BASE_OFFSET 0x0050
79 #define SNB_NTBCNTL_OFFSET 0x0058
80 #define SNB_SBDF_OFFSET 0x005C
81 #define SNB_PDOORBELL_OFFSET 0x0060
82 #define SNB_PDBMSK_OFFSET 0x0062
83 #define SNB_SDOORBELL_OFFSET 0x0064
84 #define SNB_SDBMSK_OFFSET 0x0066
85 #define SNB_USMEMMISS 0x0070
86 #define SNB_SPAD_OFFSET 0x0080
87 #define SNB_SPADSEMA4_OFFSET 0x00c0
88 #define SNB_WCCNTRL_OFFSET 0x00e0
89 #define SNB_B2B_SPAD_OFFSET 0x0100
90 #define SNB_B2B_DOORBELL_OFFSET 0x0140
91 #define SNB_B2B_XLAT_OFFSET 0x0144
93 #define BWD_MSIX_CNT 34
94 #define BWD_MAX_SPADS 16
95 #define BWD_MAX_COMPAT_SPADS 16
96 #define BWD_MAX_DB_BITS 34
97 #define BWD_DB_BITS_PER_VEC 1
99 #define BWD_PCICMD_OFFSET 0xb004
100 #define BWD_MBAR23_OFFSET 0xb018
101 #define BWD_MBAR45_OFFSET 0xb020
102 #define BWD_DEVCTRL_OFFSET 0xb048
103 #define BWD_LINK_STATUS_OFFSET 0xb052
105 #define BWD_SBAR2XLAT_OFFSET 0x0008
106 #define BWD_SBAR4XLAT_OFFSET 0x0010
107 #define BWD_PDOORBELL_OFFSET 0x0020
108 #define BWD_PDBMSK_OFFSET 0x0028
109 #define BWD_NTBCNTL_OFFSET 0x0060
110 #define BWD_EBDF_OFFSET 0x0064
111 #define BWD_SPAD_OFFSET 0x0080
112 #define BWD_SPADSEMA_OFFSET 0x00c0
113 #define BWD_STKYSPAD_OFFSET 0x00c4
114 #define BWD_PBAR2XLAT_OFFSET 0x8008
115 #define BWD_PBAR4XLAT_OFFSET 0x8010
116 #define BWD_B2B_DOORBELL_OFFSET 0x8020
117 #define BWD_B2B_SPAD_OFFSET 0x8080
118 #define BWD_B2B_SPADSEMA_OFFSET 0x80c0
119 #define BWD_B2B_STKYSPAD_OFFSET 0x80c4
121 #define NTB_CNTL_BAR23_SNOOP (1 << 2)
122 #define NTB_CNTL_BAR45_SNOOP (1 << 6)
123 #define BWD_CNTL_LINK_DOWN (1 << 16)
125 #define NTB_PPD_OFFSET 0x00D4
126 #define SNB_PPD_CONN_TYPE 0x0003
127 #define SNB_PPD_DEV_TYPE 0x0010
128 #define BWD_PPD_INIT_LINK 0x0008
129 #define BWD_PPD_CONN_TYPE 0x0300
130 #define BWD_PPD_DEV_TYPE 0x1000
132 #define BWD_PBAR2XLAT_USD_ADDR 0x0000004000000000
133 #define BWD_PBAR4XLAT_USD_ADDR 0x0000008000000000
134 #define BWD_MBAR23_USD_ADDR 0x000000410000000C
135 #define BWD_MBAR45_USD_ADDR 0x000000810000000C
136 #define BWD_PBAR2XLAT_DSD_ADDR 0x0000004100000000
137 #define BWD_PBAR4XLAT_DSD_ADDR 0x0000008100000000
138 #define BWD_MBAR23_DSD_ADDR 0x000000400000000C
139 #define BWD_MBAR45_DSD_ADDR 0x000000800000000C