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
6/* used in pscsi_find_alloc_len() */
7#ifndef INQUIRY_DATA_SIZE
8#define INQUIRY_DATA_SIZE 0x24
9#endif
10
11/* used in pscsi_add_device_to_list() */
12#define PSCSI_DEFAULT_QUEUEDEPTH 1
13
14#define PS_RETRY 5
15#define PS_TIMEOUT_DISK (15*HZ)
16#define PS_TIMEOUT_OTHER (500*HZ)
17
18#include <linux/cache.h> /* ___cacheline_aligned */
19#include <target/target_core_base.h> /* struct se_device */
20
21struct block_device;
22struct scsi_device;
23struct Scsi_Host;
24
25struct pscsi_plugin_task {
26 unsigned char pscsi_sense[TRANSPORT_SENSE_BUFFER];
27 int pscsi_direction;
28 int pscsi_result;
29 u32 pscsi_resid;
30 unsigned char pscsi_cdb[0];
31} ____cacheline_aligned;
32
33#define PDF_HAS_CHANNEL_ID 0x01
34#define PDF_HAS_TARGET_ID 0x02
35#define PDF_HAS_LUN_ID 0x04
36#define PDF_HAS_VPD_UNIT_SERIAL 0x08
37#define PDF_HAS_VPD_DEV_IDENT 0x10
38#define PDF_HAS_VIRT_HOST_ID 0x20
39
40struct pscsi_dev_virt {
41 struct se_device dev;
42 int pdv_flags;
43 int pdv_host_id;
44 int pdv_channel_id;
45 int pdv_target_id;
46 int pdv_lun_id;
47 struct block_device *pdv_bd;
48 struct scsi_device *pdv_sd;
49 struct Scsi_Host *pdv_lld_host;
50} ____cacheline_aligned;
51
52typedef enum phv_modes {
53 PHV_VIRTUAL_HOST_ID,
54 PHV_LLD_SCSI_HOST_NO
55} phv_modes_t;
56
57struct pscsi_hba_virt {
58 int phv_host_id;
59 phv_modes_t phv_mode;
60 struct Scsi_Host *phv_lld_host;
61} ____cacheline_aligned;
62
63#endif /*** TARGET_CORE_PSCSI_H ***/