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author | orivej <orivej@yandex-team.ru> | 2022-02-10 16:45:01 +0300 |
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committer | Daniil Cherednik <dcherednik@yandex-team.ru> | 2022-02-10 16:45:01 +0300 |
commit | 2d37894b1b037cf24231090eda8589bbb44fb6fc (patch) | |
tree | be835aa92c6248212e705f25388ebafcf84bc7a1 /contrib/libs/linux-headers/linux/virtio_scsi.h | |
parent | 718c552901d703c502ccbefdfc3c9028d608b947 (diff) | |
download | ydb-2d37894b1b037cf24231090eda8589bbb44fb6fc.tar.gz |
Restoring authorship annotation for <orivej@yandex-team.ru>. Commit 2 of 2.
Diffstat (limited to 'contrib/libs/linux-headers/linux/virtio_scsi.h')
-rw-r--r-- | contrib/libs/linux-headers/linux/virtio_scsi.h | 344 |
1 files changed, 172 insertions, 172 deletions
diff --git a/contrib/libs/linux-headers/linux/virtio_scsi.h b/contrib/libs/linux-headers/linux/virtio_scsi.h index 27214e630e..cc18ef8825 100644 --- a/contrib/libs/linux-headers/linux/virtio_scsi.h +++ b/contrib/libs/linux-headers/linux/virtio_scsi.h @@ -1,172 +1,172 @@ -/* - * This header is BSD licensed so anyone can use the definitions to implement - * compatible drivers/servers. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#ifndef _LINUX_VIRTIO_SCSI_H -#define _LINUX_VIRTIO_SCSI_H - -#include <linux/virtio_types.h> - -/* Default values of the CDB and sense data size configuration fields */ -#define VIRTIO_SCSI_CDB_DEFAULT_SIZE 32 -#define VIRTIO_SCSI_SENSE_DEFAULT_SIZE 96 - -#ifndef VIRTIO_SCSI_CDB_SIZE -#define VIRTIO_SCSI_CDB_SIZE VIRTIO_SCSI_CDB_DEFAULT_SIZE -#endif -#ifndef VIRTIO_SCSI_SENSE_SIZE -#define VIRTIO_SCSI_SENSE_SIZE VIRTIO_SCSI_SENSE_DEFAULT_SIZE -#endif - -/* SCSI command request, followed by data-out */ -struct virtio_scsi_cmd_req { - __u8 lun[8]; /* Logical Unit Number */ - __virtio64 tag; /* Command identifier */ - __u8 task_attr; /* Task attribute */ - __u8 prio; /* SAM command priority field */ - __u8 crn; - __u8 cdb[VIRTIO_SCSI_CDB_SIZE]; -} __attribute__((packed)); - -/* SCSI command request, followed by protection information */ -struct virtio_scsi_cmd_req_pi { - __u8 lun[8]; /* Logical Unit Number */ - __virtio64 tag; /* Command identifier */ - __u8 task_attr; /* Task attribute */ - __u8 prio; /* SAM command priority field */ - __u8 crn; - __virtio32 pi_bytesout; /* DataOUT PI Number of bytes */ - __virtio32 pi_bytesin; /* DataIN PI Number of bytes */ - __u8 cdb[VIRTIO_SCSI_CDB_SIZE]; -} __attribute__((packed)); - -/* Response, followed by sense data and data-in */ -struct virtio_scsi_cmd_resp { - __virtio32 sense_len; /* Sense data length */ - __virtio32 resid; /* Residual bytes in data buffer */ - __virtio16 status_qualifier; /* Status qualifier */ - __u8 status; /* Command completion status */ - __u8 response; /* Response values */ - __u8 sense[VIRTIO_SCSI_SENSE_SIZE]; -} __attribute__((packed)); - -/* Task Management Request */ -struct virtio_scsi_ctrl_tmf_req { - __virtio32 type; - __virtio32 subtype; - __u8 lun[8]; - __virtio64 tag; -} __attribute__((packed)); - -struct virtio_scsi_ctrl_tmf_resp { - __u8 response; -} __attribute__((packed)); - -/* Asynchronous notification query/subscription */ -struct virtio_scsi_ctrl_an_req { - __virtio32 type; - __u8 lun[8]; - __virtio32 event_requested; -} __attribute__((packed)); - -struct virtio_scsi_ctrl_an_resp { - __virtio32 event_actual; - __u8 response; -} __attribute__((packed)); - -struct virtio_scsi_event { - __virtio32 event; - __u8 lun[8]; - __virtio32 reason; -} __attribute__((packed)); - -struct virtio_scsi_config { - __u32 num_queues; - __u32 seg_max; - __u32 max_sectors; - __u32 cmd_per_lun; - __u32 event_info_size; - __u32 sense_size; - __u32 cdb_size; - __u16 max_channel; - __u16 max_target; - __u32 max_lun; -} __attribute__((packed)); - -/* Feature Bits */ -#define VIRTIO_SCSI_F_INOUT 0 -#define VIRTIO_SCSI_F_HOTPLUG 1 -#define VIRTIO_SCSI_F_CHANGE 2 -#define VIRTIO_SCSI_F_T10_PI 3 - -/* Response codes */ -#define VIRTIO_SCSI_S_OK 0 -#define VIRTIO_SCSI_S_OVERRUN 1 -#define VIRTIO_SCSI_S_ABORTED 2 -#define VIRTIO_SCSI_S_BAD_TARGET 3 -#define VIRTIO_SCSI_S_RESET 4 -#define VIRTIO_SCSI_S_BUSY 5 -#define VIRTIO_SCSI_S_TRANSPORT_FAILURE 6 -#define VIRTIO_SCSI_S_TARGET_FAILURE 7 -#define VIRTIO_SCSI_S_NEXUS_FAILURE 8 -#define VIRTIO_SCSI_S_FAILURE 9 -#define VIRTIO_SCSI_S_FUNCTION_SUCCEEDED 10 -#define VIRTIO_SCSI_S_FUNCTION_REJECTED 11 -#define VIRTIO_SCSI_S_INCORRECT_LUN 12 - -/* Controlq type codes. */ -#define VIRTIO_SCSI_T_TMF 0 -#define VIRTIO_SCSI_T_AN_QUERY 1 -#define VIRTIO_SCSI_T_AN_SUBSCRIBE 2 - -/* Valid TMF subtypes. */ -#define VIRTIO_SCSI_T_TMF_ABORT_TASK 0 -#define VIRTIO_SCSI_T_TMF_ABORT_TASK_SET 1 -#define VIRTIO_SCSI_T_TMF_CLEAR_ACA 2 -#define VIRTIO_SCSI_T_TMF_CLEAR_TASK_SET 3 -#define VIRTIO_SCSI_T_TMF_I_T_NEXUS_RESET 4 -#define VIRTIO_SCSI_T_TMF_LOGICAL_UNIT_RESET 5 -#define VIRTIO_SCSI_T_TMF_QUERY_TASK 6 -#define VIRTIO_SCSI_T_TMF_QUERY_TASK_SET 7 - -/* Events. */ -#define VIRTIO_SCSI_T_EVENTS_MISSED 0x80000000 -#define VIRTIO_SCSI_T_NO_EVENT 0 -#define VIRTIO_SCSI_T_TRANSPORT_RESET 1 -#define VIRTIO_SCSI_T_ASYNC_NOTIFY 2 -#define VIRTIO_SCSI_T_PARAM_CHANGE 3 - -/* Reasons of transport reset event */ -#define VIRTIO_SCSI_EVT_RESET_HARD 0 -#define VIRTIO_SCSI_EVT_RESET_RESCAN 1 -#define VIRTIO_SCSI_EVT_RESET_REMOVED 2 - -#define VIRTIO_SCSI_S_SIMPLE 0 -#define VIRTIO_SCSI_S_ORDERED 1 -#define VIRTIO_SCSI_S_HEAD 2 -#define VIRTIO_SCSI_S_ACA 3 - - -#endif /* _LINUX_VIRTIO_SCSI_H */ +/* + * This header is BSD licensed so anyone can use the definitions to implement + * compatible drivers/servers. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + */ + +#ifndef _LINUX_VIRTIO_SCSI_H +#define _LINUX_VIRTIO_SCSI_H + +#include <linux/virtio_types.h> + +/* Default values of the CDB and sense data size configuration fields */ +#define VIRTIO_SCSI_CDB_DEFAULT_SIZE 32 +#define VIRTIO_SCSI_SENSE_DEFAULT_SIZE 96 + +#ifndef VIRTIO_SCSI_CDB_SIZE +#define VIRTIO_SCSI_CDB_SIZE VIRTIO_SCSI_CDB_DEFAULT_SIZE +#endif +#ifndef VIRTIO_SCSI_SENSE_SIZE +#define VIRTIO_SCSI_SENSE_SIZE VIRTIO_SCSI_SENSE_DEFAULT_SIZE +#endif + +/* SCSI command request, followed by data-out */ +struct virtio_scsi_cmd_req { + __u8 lun[8]; /* Logical Unit Number */ + __virtio64 tag; /* Command identifier */ + __u8 task_attr; /* Task attribute */ + __u8 prio; /* SAM command priority field */ + __u8 crn; + __u8 cdb[VIRTIO_SCSI_CDB_SIZE]; +} __attribute__((packed)); + +/* SCSI command request, followed by protection information */ +struct virtio_scsi_cmd_req_pi { + __u8 lun[8]; /* Logical Unit Number */ + __virtio64 tag; /* Command identifier */ + __u8 task_attr; /* Task attribute */ + __u8 prio; /* SAM command priority field */ + __u8 crn; + __virtio32 pi_bytesout; /* DataOUT PI Number of bytes */ + __virtio32 pi_bytesin; /* DataIN PI Number of bytes */ + __u8 cdb[VIRTIO_SCSI_CDB_SIZE]; +} __attribute__((packed)); + +/* Response, followed by sense data and data-in */ +struct virtio_scsi_cmd_resp { + __virtio32 sense_len; /* Sense data length */ + __virtio32 resid; /* Residual bytes in data buffer */ + __virtio16 status_qualifier; /* Status qualifier */ + __u8 status; /* Command completion status */ + __u8 response; /* Response values */ + __u8 sense[VIRTIO_SCSI_SENSE_SIZE]; +} __attribute__((packed)); + +/* Task Management Request */ +struct virtio_scsi_ctrl_tmf_req { + __virtio32 type; + __virtio32 subtype; + __u8 lun[8]; + __virtio64 tag; +} __attribute__((packed)); + +struct virtio_scsi_ctrl_tmf_resp { + __u8 response; +} __attribute__((packed)); + +/* Asynchronous notification query/subscription */ +struct virtio_scsi_ctrl_an_req { + __virtio32 type; + __u8 lun[8]; + __virtio32 event_requested; +} __attribute__((packed)); + +struct virtio_scsi_ctrl_an_resp { + __virtio32 event_actual; + __u8 response; +} __attribute__((packed)); + +struct virtio_scsi_event { + __virtio32 event; + __u8 lun[8]; + __virtio32 reason; +} __attribute__((packed)); + +struct virtio_scsi_config { + __u32 num_queues; + __u32 seg_max; + __u32 max_sectors; + __u32 cmd_per_lun; + __u32 event_info_size; + __u32 sense_size; + __u32 cdb_size; + __u16 max_channel; + __u16 max_target; + __u32 max_lun; +} __attribute__((packed)); + +/* Feature Bits */ +#define VIRTIO_SCSI_F_INOUT 0 +#define VIRTIO_SCSI_F_HOTPLUG 1 +#define VIRTIO_SCSI_F_CHANGE 2 +#define VIRTIO_SCSI_F_T10_PI 3 + +/* Response codes */ +#define VIRTIO_SCSI_S_OK 0 +#define VIRTIO_SCSI_S_OVERRUN 1 +#define VIRTIO_SCSI_S_ABORTED 2 +#define VIRTIO_SCSI_S_BAD_TARGET 3 +#define VIRTIO_SCSI_S_RESET 4 +#define VIRTIO_SCSI_S_BUSY 5 +#define VIRTIO_SCSI_S_TRANSPORT_FAILURE 6 +#define VIRTIO_SCSI_S_TARGET_FAILURE 7 +#define VIRTIO_SCSI_S_NEXUS_FAILURE 8 +#define VIRTIO_SCSI_S_FAILURE 9 +#define VIRTIO_SCSI_S_FUNCTION_SUCCEEDED 10 +#define VIRTIO_SCSI_S_FUNCTION_REJECTED 11 +#define VIRTIO_SCSI_S_INCORRECT_LUN 12 + +/* Controlq type codes. */ +#define VIRTIO_SCSI_T_TMF 0 +#define VIRTIO_SCSI_T_AN_QUERY 1 +#define VIRTIO_SCSI_T_AN_SUBSCRIBE 2 + +/* Valid TMF subtypes. */ +#define VIRTIO_SCSI_T_TMF_ABORT_TASK 0 +#define VIRTIO_SCSI_T_TMF_ABORT_TASK_SET 1 +#define VIRTIO_SCSI_T_TMF_CLEAR_ACA 2 +#define VIRTIO_SCSI_T_TMF_CLEAR_TASK_SET 3 +#define VIRTIO_SCSI_T_TMF_I_T_NEXUS_RESET 4 +#define VIRTIO_SCSI_T_TMF_LOGICAL_UNIT_RESET 5 +#define VIRTIO_SCSI_T_TMF_QUERY_TASK 6 +#define VIRTIO_SCSI_T_TMF_QUERY_TASK_SET 7 + +/* Events. */ +#define VIRTIO_SCSI_T_EVENTS_MISSED 0x80000000 +#define VIRTIO_SCSI_T_NO_EVENT 0 +#define VIRTIO_SCSI_T_TRANSPORT_RESET 1 +#define VIRTIO_SCSI_T_ASYNC_NOTIFY 2 +#define VIRTIO_SCSI_T_PARAM_CHANGE 3 + +/* Reasons of transport reset event */ +#define VIRTIO_SCSI_EVT_RESET_HARD 0 +#define VIRTIO_SCSI_EVT_RESET_RESCAN 1 +#define VIRTIO_SCSI_EVT_RESET_REMOVED 2 + +#define VIRTIO_SCSI_S_SIMPLE 0 +#define VIRTIO_SCSI_S_ORDERED 1 +#define VIRTIO_SCSI_S_HEAD 2 +#define VIRTIO_SCSI_S_ACA 3 + + +#endif /* _LINUX_VIRTIO_SCSI_H */ |