Nicholas Bellinger | c66ac9d | 2010-12-17 11:11:26 -0800 | [diff] [blame] | 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 | |
| 25 | struct 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 | |
| 43 | struct 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 | |
| 54 | typedef enum phv_modes { |
| 55 | PHV_VIRUTAL_HOST_ID, |
| 56 | PHV_LLD_SCSI_HOST_NO |
| 57 | } phv_modes_t; |
| 58 | |
| 59 | struct 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 ***/ |