tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1#ifndef TARGET_CORE_PSCSI_H
2#define TARGET_CORE_PSCSI_H
3
4#define PSCSI_VERSION "v4.0"
5#define PSCSI_VIRTUAL_HBA_DEPTH 2048
6
7/* used in pscsi_find_alloc_len() */
8#ifndef INQUIRY_DATA_SIZE
9#define INQUIRY_DATA_SIZE 0x24
10#endif
11
12/* used in pscsi_add_device_to_list() */
13#define PSCSI_DEFAULT_QUEUEDEPTH 1
14
15#define PS_RETRY 5
16#define PS_TIMEOUT_DISK (15*HZ)
17#define PS_TIMEOUT_OTHER (500*HZ)
18
19#include <linux/device.h>
20#include <scsi/scsi_driver.h>
21#include <scsi/scsi_device.h>
22#include <linux/kref.h>
23#include <linux/kobject.h>
24
25struct pscsi_plugin_task {
26 struct se_task pscsi_task;
27 unsigned char *pscsi_cdb;
28 unsigned char __pscsi_cdb[TCM_MAX_COMMAND_SIZE];
29 unsigned char pscsi_sense[SCSI_SENSE_BUFFERSIZE];
30 int pscsi_direction;
31 int pscsi_result;
32 u32 pscsi_resid;
33 struct request *pscsi_req;
34} ____cacheline_aligned;
35
36#define PDF_HAS_CHANNEL_ID 0x01
37#define PDF_HAS_TARGET_ID 0x02
38#define PDF_HAS_LUN_ID 0x04
39#define PDF_HAS_VPD_UNIT_SERIAL 0x08
40#define PDF_HAS_VPD_DEV_IDENT 0x10
41#define PDF_HAS_VIRT_HOST_ID 0x20
42
43struct pscsi_dev_virt {
44 int pdv_flags;
45 int pdv_host_id;
46 int pdv_channel_id;
47 int pdv_target_id;
48 int pdv_lun_id;
49 struct block_device *pdv_bd;
50 struct scsi_device *pdv_sd;
51 struct se_hba *pdv_se_hba;
52} ____cacheline_aligned;
53
54typedef enum phv_modes {
55 PHV_VIRUTAL_HOST_ID,
56 PHV_LLD_SCSI_HOST_NO
57} phv_modes_t;
58
59struct pscsi_hba_virt {
60 int phv_host_id;
61 phv_modes_t phv_mode;
62 struct Scsi_Host *phv_lld_host;
63} ____cacheline_aligned;
64
65#endif /*** TARGET_CORE_PSCSI_H ***/