mirror of https://gitee.com/openkylin/linux.git
66 lines
1.5 KiB
C
66 lines
1.5 KiB
C
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#ifndef TARGET_CORE_PSCSI_H
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#define TARGET_CORE_PSCSI_H
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#define PSCSI_VERSION "v4.0"
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#define PSCSI_VIRTUAL_HBA_DEPTH 2048
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/* used in pscsi_find_alloc_len() */
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#ifndef INQUIRY_DATA_SIZE
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#define INQUIRY_DATA_SIZE 0x24
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#endif
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/* used in pscsi_add_device_to_list() */
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#define PSCSI_DEFAULT_QUEUEDEPTH 1
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#define PS_RETRY 5
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#define PS_TIMEOUT_DISK (15*HZ)
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#define PS_TIMEOUT_OTHER (500*HZ)
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#include <linux/device.h>
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#include <scsi/scsi_driver.h>
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#include <scsi/scsi_device.h>
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#include <linux/kref.h>
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#include <linux/kobject.h>
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struct pscsi_plugin_task {
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struct se_task pscsi_task;
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unsigned char *pscsi_cdb;
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unsigned char __pscsi_cdb[TCM_MAX_COMMAND_SIZE];
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unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE];
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int pscsi_direction;
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int pscsi_result;
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u32 pscsi_resid;
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struct request *pscsi_req;
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} ____cacheline_aligned;
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#define PDF_HAS_CHANNEL_ID 0x01
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#define PDF_HAS_TARGET_ID 0x02
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#define PDF_HAS_LUN_ID 0x04
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#define PDF_HAS_VPD_UNIT_SERIAL 0x08
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#define PDF_HAS_VPD_DEV_IDENT 0x10
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#define PDF_HAS_VIRT_HOST_ID 0x20
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struct pscsi_dev_virt {
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int pdv_flags;
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int pdv_host_id;
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int pdv_channel_id;
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int pdv_target_id;
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int pdv_lun_id;
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struct block_device *pdv_bd;
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struct scsi_device *pdv_sd;
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struct se_hba *pdv_se_hba;
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} ____cacheline_aligned;
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typedef enum phv_modes {
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PHV_VIRUTAL_HOST_ID,
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PHV_LLD_SCSI_HOST_NO
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} phv_modes_t;
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struct pscsi_hba_virt {
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int phv_host_id;
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phv_modes_t phv_mode;
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struct Scsi_Host *phv_lld_host;
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} ____cacheline_aligned;
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#endif /*** TARGET_CORE_PSCSI_H ***/
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