xref: /freebsd/sys/dev/isci/scil/scu_completion_codes.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.
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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.
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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.
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34  *     notice, this list of conditions and the following disclaimer.
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40  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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52  * $FreeBSD$
53  */
54 #ifndef _SCU_COMPLETION_CODES_HEADER_
55 #define _SCU_COMPLETION_CODES_HEADER_
56 
57 /**
58  * @file
59  *
60  * @brief This file contains the constants and macros for the SCU hardware
61  *        completion codes.
62  */
63 
64 #ifdef __cplusplus
65 extern "C" {
66 #endif // __cplusplus
67 
68 #define SCU_COMPLETION_TYPE_SHIFT      28
69 #define SCU_COMPLETION_TYPE_MASK       0x70000000
70 
71 /**
72  * This macro constructs an SCU completion type
73  */
74 #define SCU_COMPLETION_TYPE(type) \
75    ((U32)(type) << SCU_COMPLETION_TYPE_SHIFT)
76 
77 /**
78  * These macros contain the SCU completion types
79  *
80  * @name SCU_COMPLETION_TYPE
81  */
82 /*@}*/
83 #define SCU_COMPLETION_TYPE_TASK       SCU_COMPLETION_TYPE(0)
84 #define SCU_COMPLETION_TYPE_SDMA       SCU_COMPLETION_TYPE(1)
85 #define SCU_COMPLETION_TYPE_UFI        SCU_COMPLETION_TYPE(2)
86 #define SCU_COMPLETION_TYPE_EVENT      SCU_COMPLETION_TYPE(3)
87 #define SCU_COMPLETION_TYPE_NOTIFY     SCU_COMPLETION_TYPE(4)
88 /*@}*/
89 
90 /**
91  * These constants provide the shift and mask values for the various parts of
92  * an SCU completion code.
93  */
94 #define SCU_COMPLETION_STATUS_MASK       0x0FFC0000
95 #define SCU_COMPLETION_TL_STATUS_MASK    0x0FC00000
96 #define SCU_COMPLETION_TL_STATUS_SHIFT   22
97 #define SCU_COMPLETION_SDMA_STATUS_MASK  0x003C0000
98 #define SCU_COMPLETION_PEG_MASK          0x00010000
99 #define SCU_COMPLETION_PORT_MASK         0x00007000
100 #define SCU_COMPLETION_PE_MASK           SCU_COMPLETION_PORT_MASK
101 #define SCU_COMPLETION_PE_SHIFT          12
102 #define SCU_COMPLETION_INDEX_MASK        0x00000FFF
103 
104 /**
105  * This macro returns the SCU completion type.
106  */
107 #define SCU_GET_COMPLETION_TYPE(completion_code) \
108    ((completion_code) & SCU_COMPLETION_TYPE_MASK)
109 
110 /**
111  * This macro returns the SCU completion status.
112  */
113 #define SCU_GET_COMPLETION_STATUS(completion_code) \
114    ((completion_code) & SCU_COMPLETION_STATUS_MASK)
115 
116 /**
117  * This macro returns the transport layer completion status.
118  */
119 #define SCU_GET_COMPLETION_TL_STATUS(completion_code) \
120    ((completion_code) & SCU_COMPLETION_TL_STATUS_MASK)
121 
122 /**
123  * This macro takes a completion code and performs the shift and mask
124  * operations to turn it into a completion code that can be compared to a
125  * SCU_GET_COMPLETION_TL_STATUS.
126  */
127 #define SCU_MAKE_COMPLETION_STATUS(completion_code) \
128    ((U32)(completion_code) << SCU_COMPLETION_TL_STATUS_SHIFT)
129 
130 /**
131  * This macro takes a SCU_GET_COMPLETION_TL_STATUS and normalizes it for a
132  * return code.
133  */
134 #define SCU_NORMALIZE_COMPLETION_STATUS(completion_code) \
135    ( \
136       ((U32)((completion_code) & SCU_COMPLETION_TL_STATUS_MASK)) \
137    >> SCU_COMPLETION_TL_STATUS_SHIFT \
138    )
139 
140 /**
141  * This macro returns the SDMA completion status.
142  */
143 #define SCU_GET_COMPLETION_SDMA_STATUS(completion_code) \
144    ((completion_code) & SCU_COMPLETION_SDMA_STATUS_MASK)
145 
146 /**
147  * This macro returns the Protocol Engine Group from the completion code.
148  */
149 #define SCU_GET_COMPLETION_PEG(completion_code) \
150    ((completion_code) & SCU_COMPLETION_PEG_MASK)
151 
152 /**
153  * This macro reuturns the logical port index from the completion code.
154  */
155 #define SCU_GET_COMPLETION_PORT(completion_code) \
156    ((completion_code) & SCU_COMPLETION_PORT_MASK)
157 
158 /**
159  * This macro returns the PE index from the completion code.
160  */
161 #define SCU_GET_PROTOCOL_ENGINE_INDEX(completion_code) \
162    (((U32)((completion_code) & SCU_COMPLETION_PE_MASK)) >> SCU_COMPLETION_PE_SHIFT)
163 
164 /**
165  * This macro returns the index of the completion which is either a TCi or an
166  * RNi depending on the completion type.
167  */
168 #define SCU_GET_COMPLETION_INDEX(completion_code) \
169    ((completion_code) & SCU_COMPLETION_INDEX_MASK)
170 
171 #define SCU_UNSOLICITED_FRAME_MASK     0x0FFF0000
172 #define SCU_UNSOLICITED_FRAME_SHIFT    16
173 
174 /**
175  * This macro returns a normalized frame index from an unsolicited frame
176  * completion.
177  */
178 #define SCU_GET_FRAME_INDEX(completion_code) \
179    ( \
180         ((U32)((completion_code) & SCU_UNSOLICITED_FRAME_MASK)) \
181      >> SCU_UNSOLICITED_FRAME_SHIFT \
182    )
183 
184 #define SCU_UNSOLICITED_FRAME_ERROR_MASK  0x00008000
185 
186 /**
187  * This macro returns a zero (0) value if there is no frame error otherwise
188  * it returns non-zero (!0).
189  */
190 #define SCU_GET_FRAME_ERROR(completion_code) \
191    ((completion_code) & SCU_UNSOLICITED_FRAME_ERROR_MASK)
192 
193 /**
194  * These constants represent normalized completion codes which must be shifted
195  * 18 bits to match it with the hardware completion code. In a 16-bit compiler,
196  * immediate constants are 16-bit values (the size of an int). If we shift those
197  * by 18 bits, we completely lose the value. To ensure the value is a 32-bit
198  * value like we want, each immediate value must be cast to a U32.
199  */
200 #define SCU_TASK_DONE_GOOD                                  ((U32)0x00)
201 #define SCU_TASK_DONE_CRC_ERR                               ((U32)0x14)
202 #define SCU_TASK_DONE_CHECK_RESPONSE                        ((U32)0x14)
203 #define SCU_TASK_DONE_GEN_RESPONSE                          ((U32)0x15)
204 #define SCU_TASK_DONE_NAK_CMD_ERR                           ((U32)0x16)
205 #define SCU_TASK_DONE_CMD_LL_R_ERR                          ((U32)0x16)
206 #define SCU_TASK_DONE_LL_R_ERR                              ((U32)0x17)
207 #define SCU_TASK_DONE_ACK_NAK_TO                            ((U32)0x17)
208 #define SCU_TASK_DONE_LL_PERR                               ((U32)0x18)
209 #define SCU_TASK_DONE_LL_SY_TERM                            ((U32)0x19)
210 #define SCU_TASK_DONE_NAK_ERR                               ((U32)0x19)
211 #define SCU_TASK_DONE_LL_LF_TERM                            ((U32)0x1A)
212 #define SCU_TASK_DONE_DATA_LEN_ERR                          ((U32)0x1A)
213 #define SCU_TASK_DONE_LL_CL_TERM                            ((U32)0x1B)
214 #define SCU_TASK_DONE_LL_ABORT_ERR                          ((U32)0x1B)
215 #define SCU_TASK_DONE_SEQ_INV_TYPE                          ((U32)0x1C)
216 #define SCU_TASK_DONE_UNEXP_XR                              ((U32)0x1C)
217 #define SCU_TASK_DONE_INV_FIS_TYPE                          ((U32)0x1D)
218 #define SCU_TASK_DONE_XR_IU_LEN_ERR                         ((U32)0x1D)
219 #define SCU_TASK_DONE_INV_FIS_LEN                           ((U32)0x1E)
220 #define SCU_TASK_DONE_XR_WD_LEN                             ((U32)0x1E)
221 #define SCU_TASK_DONE_SDMA_ERR                              ((U32)0x1F)
222 #define SCU_TASK_DONE_OFFSET_ERR                            ((U32)0x20)
223 #define SCU_TASK_DONE_MAX_PLD_ERR                           ((U32)0x21)
224 #define SCU_TASK_DONE_EXCESS_DATA                           ((U32)0x22)
225 #define SCU_TASK_DONE_LF_ERR                                ((U32)0x23)
226 #define SCU_TASK_DONE_UNEXP_FIS                             ((U32)0x24)
227 #define SCU_TASK_DONE_UNEXP_RESP                            ((U32)0x24)
228 #define SCU_TASK_DONE_EARLY_RESP                            ((U32)0x25)
229 #define SCU_TASK_DONE_SMP_RESP_TO_ERR                       ((U32)0x26)
230 #define SCU_TASK_DONE_DMASETUP_DIRERR                       ((U32)0x27)
231 #define SCU_TASK_DONE_SMP_UFI_ERR                           ((U32)0x27)
232 #define SCU_TASK_DONE_XFERCNT_ERR                           ((U32)0x28)
233 #define SCU_TASK_DONE_SMP_FRM_TYPE_ERR                      ((U32)0x28)
234 #define SCU_TASK_DONE_SMP_LL_RX_ERR                         ((U32)0x29)
235 #define SCU_TASK_DONE_RESP_LEN_ERR                          ((U32)0x2A)
236 #define SCU_TASK_DONE_UNEXP_DATA                            ((U32)0x2B)
237 #define SCU_TASK_DONE_OPEN_FAIL                             ((U32)0x2C)
238 #define SCU_TASK_DONE_UNEXP_SDBFIS                          ((U32)0x2D)
239 #define SCU_TASK_DONE_REG_ERR                               ((U32)0x2E)
240 #define SCU_TASK_DONE_SDB_ERR                               ((U32)0x2F)
241 #define SCU_TASK_DONE_TASK_ABORT                            ((U32)0x30)
242 #if defined(PBG_HBA_BETA_BUILD)
243 #define SCU_TASK_DONE_CMD_SDMA_ERR                          ((U32)0x32)
244 #define SCU_TASK_DONE_CMD_LL_ABORT_ERR                      ((U32)0x33)
245 #endif
246 #define SCU_TASK_OPEN_REJECT_WRONG_DESTINATION              ((U32)0x34)
247 #define SCU_TASK_OPEN_REJECT_RESERVED_ABANDON_1             ((U32)0x35)
248 #define SCU_TASK_OPEN_REJECT_RESERVED_ABANDON_2             ((U32)0x36)
249 #define SCU_TASK_OPEN_REJECT_RESERVED_ABANDON_3             ((U32)0x37)
250 #define SCU_TASK_OPEN_REJECT_BAD_DESTINATION                ((U32)0x38)
251 #define SCU_TASK_OPEN_REJECT_ZONE_VIOLATION                 ((U32)0x39)
252 #define SCU_TASK_DONE_VIIT_ENTRY_NV                         ((U32)0x3A)
253 #define SCU_TASK_DONE_IIT_ENTRY_NV                          ((U32)0x3B)
254 #define SCU_TASK_DONE_RNCNV_OUTBOUND                        ((U32)0x3C)
255 #define SCU_TASK_OPEN_REJECT_STP_RESOURCES_BUSY             ((U32)0x3D)
256 #define SCU_TASK_OPEN_REJECT_PROTOCOL_NOT_SUPPORTED         ((U32)0x3E)
257 #define SCU_TASK_OPEN_REJECT_CONNECTION_RATE_NOT_SUPPORTED  ((U32)0x3F)
258 
259 #ifdef __cplusplus
260 }
261 #endif // __cplusplus
262 
263 #endif // _SCU_COMPLETION_CODES_HEADER_
264