xref: /freebsd/sys/dev/isci/scil/scu_viit_data.h (revision 0b3105a37d7adcadcb720112fed4dc4e8040be99)
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.
4  *
5  * GPL LICENSE SUMMARY
6  *
7  * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
8  *
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.
12  *
13  * This program is distributed in the hope that it will be useful, but
14  * WITHOUT ANY WARRANTY; without even the implied warranty of
15  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
16  * General Public License for more details.
17  *
18  * You should have received a copy of the GNU General Public License
19  * along with this program; if not, write to the Free Software
20  * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
21  * The full GNU General Public License is included in this distribution
22  * in the file called LICENSE.GPL.
23  *
24  * BSD LICENSE
25  *
26  * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
27  * All rights reserved.
28  *
29  * Redistribution and use in source and binary forms, with or without
30  * modification, are permitted provided that the following conditions
31  * are met:
32  *
33  *   * Redistributions of source code must retain the above copyright
34  *     notice, this list of conditions and the following disclaimer.
35  *   * Redistributions in binary form must reproduce the above copyright
36  *     notice, this list of conditions and the following disclaimer in
37  *     the documentation and/or other materials provided with the
38  *     distribution.
39  *
40  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
41  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
42  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
43  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
44  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
45  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
46  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
47  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
48  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
49  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
50  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
51  *
52  * $FreeBSD$
53  */
54 #ifndef _SCU_VIIT_DATA_HEADER_
55 #define _SCU_VIIT_DATA_HEADER_
56 
57 /**
58  * @file
59  *
60  * @brief This file contains the constants and structures for the SCU hardware
61  *        VIIT table entries.
62  */
63 
64 #ifdef __cplusplus
65 extern "C" {
66 #endif // __cplusplus
67 
68 #include <dev/isci/scil/sci_types.h>
69 
70 #define SCU_VIIT_ENTRY_ID_MASK         (0xC0000000UL)
71 #define SCU_VIIT_ENTRY_ID_SHIFT        (30UL)
72 
73 #define SCU_VIIT_ENTRY_FUNCTION_MASK   (0x0FF00000UL)
74 #define SCU_VIIT_ENTRY_FUNCTION_SHIFT  (20UL)
75 
76 #define SCU_VIIT_ENTRY_IPPTMODE_MASK   (0x0001F800UL)
77 #define SCU_VIIT_ENTRY_IPPTMODE_SHIFT  (12UL)
78 
79 #define SCU_VIIT_ENTRY_LPVIE_MASK      (0x00000F00UL)
80 #define SCU_VIIT_ENTRY_LPVIE_SHIFT     (8UL)
81 
82 #define SCU_VIIT_ENTRY_STATUS_MASK     (0x000000FFUL)
83 #define SCU_VIIT_ENTRY_STATUS_SHIFT    (0UL)
84 
85 #define SCU_VIIT_ENTRY_ID_INVALID   (0UL << SCU_VIIT_ENTRY_ID_SHIFT)
86 #define SCU_VIIT_ENTRY_ID_VIIT      (1UL << SCU_VIIT_ENTRY_ID_SHIFT)
87 #define SCU_VIIT_ENTRY_ID_IIT       (2UL << SCU_VIIT_ENTRY_ID_SHIFT)
88 #define SCU_VIIT_ENTRY_ID_VIRT_EXP  (3UL << SCU_VIIT_ENTRY_ID_SHIFT)
89 
90 #define SCU_VIIT_IPPT_SSP_INITIATOR (0x01UL << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
91 #define SCU_VIIT_IPPT_SMP_INITIATOR (0x02UL << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
92 #define SCU_VIIT_IPPT_STP_INITIATOR (0x04UL << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
93 #define SCU_VIIT_IPPT_INITIATOR     \
94    (                                \
95        SCU_VIIT_IPPT_SSP_INITIATOR  \
96      | SCU_VIIT_IPPT_SMP_INITIATOR  \
97      | SCU_VIIT_IPPT_STP_INITIATOR  \
98    )
99 
100 #define SCU_VIIT_STATUS_RNC_VALID      (0x01UL << SCU_VIIT_ENTRY_STATUS_SHIFT)
101 #define SCU_VIIT_STATUS_ADDRESS_VALID  (0x02UL << SCU_VIIT_ENTRY_STATUS_SHIFT)
102 #define SCU_VIIT_STATUS_RNI_VALID      (0x04UL << SCU_VIIT_ENTRY_STATUS_SHIFT)
103 #define SCU_VIIT_STATUS_ALL_VALID      \
104    (                                   \
105        SCU_VIIT_STATUS_RNC_VALID       \
106      | SCU_VIIT_STATUS_ADDRESS_VALID   \
107      | SCU_VIIT_STATUS_RNI_VALID       \
108    )
109 
110 #define SCU_VIIT_IPPT_SMP_TARGET    (0x10UL << SCU_VIIT_ENTRY_IPPTMODE_SHIFT)
111 
112 /**
113  * @struct SCU_VIIT_ENTRY
114  *
115  * @brief This is the SCU Virtual Initiator Table Entry
116  */
117 typedef struct SCU_VIIT_ENTRY
118 {
119    /**
120     * This must be encoded as to the type of initiator that is being constructed
121     * for this port.
122     */
123    U32  status;
124 
125    /**
126     * Virtual initiator high SAS Address
127     */
128    U32  initiator_sas_address_hi;
129 
130    /**
131     * Virtual initiator low SAS Address
132     */
133    U32  initiator_sas_address_lo;
134 
135    /**
136     * This must be 0
137     */
138    U32  reserved;
139 
140 } SCU_VIIT_ENTRY_T;
141 
142 
143 // IIT Status Defines
144 #define SCU_IIT_ENTRY_ID_MASK                (0xC0000000UL)
145 #define SCU_IIT_ENTRY_ID_SHIFT               (30UL)
146 
147 #define SCU_IIT_ENTRY_STATUS_UPDATE_MASK     (0x20000000UL)
148 #define SCU_IIT_ENTRY_STATUS_UPDATE_SHIFT    (29UL)
149 
150 #define SCU_IIT_ENTRY_LPI_MASK               (0x00000F00UL)
151 #define SCU_IIT_ENTRY_LPI_SHIFT              (8UL)
152 
153 #define SCU_IIT_ENTRY_STATUS_MASK            (0x000000FFUL)
154 #define SCU_IIT_ENTRY_STATUS_SHIFT           (0UL)
155 
156 // IIT Remote Initiator Defines
157 #define SCU_IIT_ENTRY_REMOTE_TAG_MASK  (0x0000FFFFUL)
158 #define SCU_IIT_ENTRY_REMOTE_TAG_SHIFT (0UL)
159 
160 #define SCU_IIT_ENTRY_REMOTE_RNC_MASK  (0x0FFF0000UL)
161 #define SCU_IIT_ENTRY_REMOTE_RNC_SHIFT (16UL)
162 
163 #define SCU_IIT_ENTRY_ID_INVALID   (0UL << SCU_IIT_ENTRY_ID_SHIFT)
164 #define SCU_IIT_ENTRY_ID_VIIT      (1UL << SCU_IIT_ENTRY_ID_SHIFT)
165 #define SCU_IIT_ENTRY_ID_IIT       (2UL << SCU_IIT_ENTRY_ID_SHIFT)
166 #define SCU_IIT_ENTRY_ID_VIRT_EXP  (3UL << SCU_IIT_ENTRY_ID_SHIFT)
167 
168 /**
169  * @struct SCU_IIT_ENTRY
170  *
171  * @brief This will be implemented later when we support virtual functions
172  */
173 typedef struct SCU_IIT_ENTRY
174 {
175    U32  status;
176    U32  remote_initiator_sas_address_hi;
177    U32  remote_initiator_sas_address_lo;
178    U32  remote_initiator;
179 
180 } SCU_IIT_ENTRY_T;
181 
182 #ifdef __cplusplus
183 }
184 #endif // __cplusplus
185 
186 #endif // _SCU_VIIT_DATA_HEADER_
187