xref: /freebsd/sys/dev/isci/scil/scic_sds_stp_packet_request.h (revision a8089ea5aee578e08acab2438e82fc9a9ae50ed8)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause OR GPL-2.0
3  *
4  * This file is provided under a dual BSD/GPLv2 license.  When using or
5  * redistributing this file, you may do so under either license.
6  *
7  * GPL LICENSE SUMMARY
8  *
9  * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
10  *
11  * This program is free software; you can redistribute it and/or modify
12  * it under the terms of version 2 of the GNU General Public License as
13  * published by the Free Software Foundation.
14  *
15  * This program is distributed in the hope that it will be useful, but
16  * WITHOUT ANY WARRANTY; without even the implied warranty of
17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18  * General Public License for more details.
19  *
20  * You should have received a copy of the GNU General Public License
21  * along with this program; if not, write to the Free Software
22  * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
23  * The full GNU General Public License is included in this distribution
24  * in the file called LICENSE.GPL.
25  *
26  * BSD LICENSE
27  *
28  * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
29  * All rights reserved.
30  *
31  * Redistribution and use in source and binary forms, with or without
32  * modification, are permitted provided that the following conditions
33  * are met:
34  *
35  *   * Redistributions of source code must retain the above copyright
36  *     notice, this list of conditions and the following disclaimer.
37  *   * Redistributions in binary form must reproduce the above copyright
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40  *     distribution.
41  *
42  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
43  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
44  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
45  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
46  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
47  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
48  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
49  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
50  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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52  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
53  */
54 #ifndef _SCIC_SDS_STP_PACKET_REQUEST_H_
55 #define _SCIC_SDS_STP_PACKET_REQUEST_H_
56 
57 #ifdef __cplusplus
58 extern "C" {
59 #endif // __cplusplus
60 
61 #include <dev/isci/scil/intel_sas.h>
62 #include <dev/isci/scil/sci_types.h>
63 #include <dev/isci/scil/scic_sds_stp_request.h>
64 
65 /**
66  * @file
67  *
68  * @brief This file contains the structures and constants for PACKET protocol
69  *        requests.
70  */
71 
72 
73 /**
74  * @enum
75  *
76  * This is the enumeration of the SATA PIO DATA IN started substate machine.
77  */
78 enum _SCIC_SDS_STP_PACKET_REQUEST_STARTED_SUBSTATES
79 {
80    /**
81     * While in this state the IO request object is waiting for the TC completion
82     * notification for the H2D Register FIS
83     */
84    SCIC_SDS_STP_PACKET_REQUEST_STARTED_PACKET_PHASE_AWAIT_TC_COMPLETION_SUBSTATE,
85 
86    /**
87     * While in this state the IO request object is waiting for either a PIO Setup.
88     */
89    SCIC_SDS_STP_PACKET_REQUEST_STARTED_PACKET_PHASE_AWAIT_PIO_SETUP_SUBSTATE,
90 
91    /**
92     * While in this state the IO request object is waiting for TC completion for
93     * the Packet DMA DATA fis or Raw Frame.
94     */
95    SCIC_SDS_STP_PACKET_REQUEST_STARTED_COMMAND_PHASE_AWAIT_TC_COMPLETION_SUBSTATE,
96 
97    /**
98     * The non-data IO transit to this state in this state after receiving TC
99     * completion. While in this state IO request object is waiting for D2H status
100     * frame as UF.
101     */
102    SCIC_SDS_STP_PACKET_REQUEST_STARTED_COMMAND_PHASE_AWAIT_D2H_FIS_SUBSTATE,
103 
104    /**
105     * The IO transit to this state in this state if the previous TC completion status
106     * is not success and the atapi device is suspended due to target device failed the IO.
107     * While in this state IO request object is waiting for device coming out of the
108     * suspension state then complete the IO.
109     */
110    SCIC_SDS_STP_PACKET_REQUEST_STARTED_COMPLETION_DELAY_SUBSTATE,
111 
112    SCIC_SDS_STP_PACKET_REQUEST_STARTED_MAX_SUBSTATES
113 };
114 
115 
116 
117 #if !defined(DISABLE_ATAPI)
118 extern SCI_BASE_STATE_T scic_sds_stp_packet_request_started_substate_table[];
119 extern SCIC_SDS_IO_REQUEST_STATE_HANDLER_T
120 	scic_sds_stp_packet_request_started_substate_handler_table[];
121 #endif // !defined(DISABLE_ATAPI)
122 
123 #if !defined(DISABLE_ATAPI)
124 SCI_STATUS scic_sds_stp_packet_request_construct(
125    SCIC_SDS_REQUEST_T * this_request
126 );
127 #else  // !defined(DISABLE_ATAPI)
128 #define scic_sds_stp_packet_request_construct(request) SCI_FAILURE
129 #endif // !defined(DISABLE_ATAPI)
130 
131 #if !defined(DISABLE_ATAPI)
132 void scu_stp_packet_request_command_phase_construct_task_context(
133    SCIC_SDS_REQUEST_T * this_request,
134    SCU_TASK_CONTEXT_T * task_context
135 );
136 #else  // !defined(DISABLE_ATAPI)
137 #define scu_stp_packet_request_command_phase_construct_task_context(reqeust, tc)
138 #endif // !defined(DISABLE_ATAPI)
139 
140 #if !defined(DISABLE_ATAPI)
141 void scu_stp_packet_request_command_phase_reconstruct_raw_frame_task_context(
142    SCIC_SDS_REQUEST_T * this_request,
143    SCU_TASK_CONTEXT_T * task_context
144 );
145 #else  // !defined(DISABLE_ATAPI)
146 #define scu_stp_packet_request_command_phase_reconstruct_raw_frame_task_context(reqeust, tc)
147 #endif // !defined(DISABLE_ATAPI)
148 
149 #if !defined(DISABLE_ATAPI)
150 SCI_STATUS scic_sds_stp_packet_request_process_status_fis(
151    SCIC_SDS_REQUEST_T * this_request,
152    SATA_FIS_REG_D2H_T * status_fis
153 );
154 #else  // !defined(DISABLE_ATAPI)
155 #define scic_sds_stp_packet_request_process_status_fis(reqeust, fis) SCI_FAILURE
156 #endif // !defined(DISABLE_ATAPI)
157 
158 #if !defined(DISABLE_ATAPI)
159 void scic_sds_stp_packet_internal_request_sense_build_sgl(
160    SCIC_SDS_REQUEST_T * this_request
161 );
162 #else  // !defined(DISABLE_ATAPI)
163 #define scic_sds_stp_packet_internal_request_sense_build_sgl(request)
164 #endif // !defined(DISABLE_ATAPI)
165 
166 #ifdef __cplusplus
167 }
168 #endif // __cplusplus
169 
170 #endif // _SCIC_SDS_STP_PACKET_REQUEST_H_
171 
172