xref: /freebsd/sys/dev/isci/scil/scic_sds_stp_packet_request.h (revision cc16dea626cf2fc80cde667ac4798065108e596c)
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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