Aren
/
NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Define the FORMAT UNIT command, and several related structures.

This commit is contained in:
thorpej 1998-10-30 02:07:15 +00:00
parent 6020153959
commit ed473183ef
1 changed files with 81 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

82
sys/dev/scsipi/scsi_disk.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: scsi_disk.h,v 1.16 1998/06/09 19:03:24 thorpej Exp $ */
/* $NetBSD: scsi_disk.h,v 1.17 1998/10/30 02:07:15 thorpej Exp $ */
/*
* SCSI-specific interface description
@ -53,6 +53,86 @@
* SCSI command format
*/
/*
* XXX Is this also used by ATAPI?
*/
#define SCSI_FORMAT_UNIT 0x04
struct scsi_format_unit {
u_int8_t opcode;
u_int8_t flags;
#define SFU_DLF_MASK 0x07
#define SFU_CMPLST 0x08
#define SFU_FMTDATA 0x10
u_int8_t vendor_specific;
u_int8_t interleave[2];
u_int8_t control;
};
/*
* If the FmtData bit is set, a FORMAT UNIT parameter list is transfered
* to the target during the DATA OUT phase. The parameter list includes
*
* Defect list header
* Initialization pattern descriptor (if any)
* Defect descriptor(s) (if any)
*/
struct scsi_format_unit_defect_list_header {
u_int8_t reserved;
u_int8_t flags;
#define DLH_VS 0x01 /* vendor specific */
#define DLH_IMMED 0x02 /* immediate return */
#define DLH_DSP 0x04 /* disable saving parameters */
#define DLH_IP 0x08 /* initialization pattern */
#define DLH_STPF 0x10 /* stop format */
#define DLH_DCRT 0x20 /* disable certification */
#define DLH_DPRY 0x40 /* disable primary */
#define DLH_FOV 0x80 /* format options valid */
u_int8_t defect_lst_len[2];
};
/*
* See Table 117 of the SCSI-2 specification for a description of
* the IP modifier.
*/
struct scsi_initialization_pattern_descriptor {
u_int8_t ip_modifier;
u_int8_t pattern_type;
#define IP_TYPE_DEFAULT 0x01
#define IP_TYPE_REPEAT 0x01
/* 0x02 -> 0x7f: reserved */
/* 0x80 -> 0xff: vendor-specific */
u_int8_t pattern_length[2];
#if 0
u_int8_t pattern[...];
#endif
};
/*
* Defect desciptors. These are used as the defect lists in the FORMAT UNIT
* and READ DEFECT DATA commands, and as the translate page of the
* SEND DIAGNOSTIC and RECEIVE DIAGNOSTIC RESULTS commands.
*/
/* Block format */
struct scsi_defect_descriptor_bf {
u_int8_t block_address[4];
};
/* Bytes from index format */
struct scsi_defect_descriptor_bfif {
u_int8_t cylinder[2];
u_int8_t head;
u_int8_t bytes_from_index[2];
};
/* Physical sector format */
struct scsi_defect_descriptor_psf {
u_int8_t cylinder[2];
u_int8_t head;
u_int8_t sector[2];
};
/*
* XXX for now this isn't in the ATAPI specs, but if there are on day
* ATAPI hard disks, it is likely that they implement this command (or a