scsi/isci/unsolicited_frame_control.h

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.
9  * This program is free software; you can redistribute it and/or modify
13  * This program is distributed in the hope that it will be useful, but
19  * along with this program; if not, write to the Free Software
21  * The full GNU General Public License is included in this distribution
34  *     notice, this list of conditions and the following disclaimer.
36  *     notice, this list of conditions and the following disclaimer in
41  *     from this software without specific prior written permission.
43  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
53  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
66  * This structure delineates the format of an unsolicited frame header. The
72 	 * This field indicates if there is an Initiator Index Table entry with
73 	 * which this header is associated.
78 	 * This field simply indicates the protocol type (i.e. SSP, STP, SMP).
83 	 * This field indicates if the frame is an address frame (IAF or OAF)
89 	 * This field simply indicates the connection rate at which the frame
97 	 * This field represents the actual header data received on the link.
108  * This enumeration represents the current unsolicited frame state.  The
114 	 * This state is when the frame is empty and not in use.  It is
116 	 * data to this frame buffer.
121 	 * This state is set when the frame buffer is in use by by some
127 	 * This state is set when the frame is returned to the free pool
128 	 * but one or more frames prior to this one are still in use.
129 	 * Once all of the frame before this one are freed it will go to
140  * This is the unsolicited frame data structure it acts as the container for
145 	 * This field contains the current frame state
150 	 * This field points to the frame header data.
155 	 * This field points to the frame buffer data.
164  * This structure contains all of the unsolicited frame header information.
168 	 * This field is represents a virtual pointer to the start
175 	 * This field specifies the physical address location for the UF
185  * This structure contains all of the unsolicited frame buffer (actual payload)
190 	 * This field is the unsolicited frame data its used to manage
198 	 * This field specifies the physical address location for the UF
207  * This object maintains all of the unsolicited frame address table specific
213 	 * This field represents a virtual pointer that refers to the
220 	 * This field specifies the physical address location for the UF
230  * This object contains all of the data necessary to handle unsolicited frames.
234 	 * This field is the software copy of the unsolicited frame queue
235 	 * get pointer.  The controller object writes this value to the
241 	 * This field contains all of the unsolicited frame header
247 	 * This field contains all of the unsolicited frame buffer
253 	 * This field contains all of the unsolicited frame address table