| 1 | /* $NetBSD: scsiio.h,v 1.12 2007/03/04 06:03:41 christos Exp $ */ |
| 2 | |
| 3 | #ifndef _SYS_SCSIIO_H_ |
| 4 | #define _SYS_SCSIIO_H_ |
| 5 | |
| 6 | |
| 7 | #include <sys/types.h> |
| 8 | #include <sys/ioctl.h> |
| 9 | |
| 10 | #define SENSEBUFLEN 48 |
| 11 | |
| 12 | typedef struct scsireq { |
| 13 | u_long flags; /* info about the request status and type */ |
| 14 | u_long timeout; |
| 15 | u_char cmd[16]; /* 12 is actually the max */ |
| 16 | u_char cmdlen; |
| 17 | void * databuf; /* address in user space of buffer */ |
| 18 | u_long datalen; /* size of user buffer (request) */ |
| 19 | u_long datalen_used; /* size of user buffer (used)*/ |
| 20 | u_char sense[SENSEBUFLEN]; /* returned sense will be in here */ |
| 21 | u_char senselen; /* sensedata request size (MAX of SENSEBUFLEN)*/ |
| 22 | u_char senselen_used; /* return value only */ |
| 23 | u_char status; /* what the scsi status was from the adapter */ |
| 24 | u_char retsts; /* the return status for the command */ |
| 25 | int error; /* error bits */ |
| 26 | } scsireq_t; |
| 27 | |
| 28 | /* bit definitions for flags */ |
| 29 | #define SCCMD_READ 0x00000001 |
| 30 | #define SCCMD_WRITE 0x00000002 |
| 31 | #define SCCMD_IOV 0x00000004 |
| 32 | #define SCCMD_ESCAPE 0x00000010 |
| 33 | #define SCCMD_TARGET 0x00000020 |
| 34 | |
| 35 | |
| 36 | /* definitions for the return status (retsts) */ |
| 37 | #define SCCMD_OK 0x00 |
| 38 | #define SCCMD_TIMEOUT 0x01 |
| 39 | #define SCCMD_BUSY 0x02 |
| 40 | #define SCCMD_SENSE 0x03 |
| 41 | #define SCCMD_UNKNOWN 0x04 |
| 42 | |
| 43 | #define SCIOCCOMMAND _IOWR('Q', 1, scsireq_t) |
| 44 | |
| 45 | #define SC_DB_CMDS 0x00000001 /* show all scsi cmds and errors */ |
| 46 | #define SC_DB_FLOW 0x00000002 /* show routines entered */ |
| 47 | #define SC_DB_FLOW2 0x00000004 /* show path INSIDE routines */ |
| 48 | #define SC_DB_DMA 0x00000008 /* show DMA segments etc */ |
| 49 | #define SCIOCDEBUG _IOW('Q', 2, int) /* from 0 to 15 */ |
| 50 | |
| 51 | struct oscsi_addr { |
| 52 | int scbus; /* -1 if wildcard */ |
| 53 | int target; /* -1 if wildcard */ |
| 54 | int lun; /* -1 if wildcard */ |
| 55 | }; |
| 56 | |
| 57 | struct scsi_addr { |
| 58 | int type; /* bus type */ |
| 59 | #define TYPE_SCSI 0 |
| 60 | #define TYPE_ATAPI 1 |
| 61 | union { |
| 62 | struct oscsi_addr scsi; |
| 63 | struct _atapi { |
| 64 | int atbus; /* -1 if wildcard */ |
| 65 | int drive; /* -1 if wildcard */ |
| 66 | } atapi; |
| 67 | } addr; |
| 68 | }; |
| 69 | |
| 70 | /* |
| 71 | * SCSI device ioctls |
| 72 | */ |
| 73 | |
| 74 | #define SCIOCIDENTIFY _IOR('Q', 4, struct scsi_addr) /* where are you? */ |
| 75 | #define OSCIOCIDENTIFY _IOR('Q', 4, struct oscsi_addr) |
| 76 | #define SCIOCDECONFIG _IO('Q', 5) /* please disappear */ |
| 77 | #define SCIOCRECONFIG _IO('Q', 6) /* please check again */ |
| 78 | #define SCIOCRESET _IO('Q', 7) /* reset the device */ |
| 79 | |
| 80 | /* |
| 81 | * SCSI bus ioctls |
| 82 | */ |
| 83 | |
| 84 | /* Scan bus for new devices. */ |
| 85 | struct scbusioscan_args { |
| 86 | int sa_target; /* target to scan; -1 for wildcard */ |
| 87 | int sa_lun; /* lun to scan; -1 for wildcard */ |
| 88 | }; |
| 89 | #define SCBUSIOSCAN _IOW('U', 0, struct scbusioscan_args) |
| 90 | |
| 91 | #define SCBUSIORESET _IO('U', 1) /* reset SCSI bus */ |
| 92 | |
| 93 | struct scbusiodetach_args { |
| 94 | int sa_target; /* target to scan; -1 for wildcard */ |
| 95 | int sa_lun; /* lun to scan; -1 for wildcard */ |
| 96 | }; |
| 97 | #define SCBUSIODETACH _IOW('U', 2, struct scbusiodetach_args) |
| 98 | |
| 99 | /* enable/disable device properties */ |
| 100 | struct scbusaccel_args { |
| 101 | int sa_target; /* target to set property on */ |
| 102 | int sa_lun; /* lun to set property on */ |
| 103 | int sa_flags; /* flags to set or clear */ |
| 104 | }; |
| 105 | #define SC_ACCEL_SYNC 0x01 /* enable sync mode */ |
| 106 | #define SC_ACCEL_WIDE 0x02 /* enable wide transfers */ |
| 107 | #define SC_ACCEL_TAGS 0x04 /* enable tagged queuing */ |
| 108 | #define SCBUSACCEL _IOW('U', 2, struct scbusaccel_args) |
| 109 | |
| 110 | #define SCBUSIOLLSCAN _IO('U', 3) /* perform low-level scan */ |
| 111 | |
| 112 | #endif /* _SYS_SCSIIO_H_ */ |
| 113 | |