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/*
* Structures and definitions for SCSI commands to Direct Access Devices
*/
/*-
* Some lines of this file come from a file of the name "scsi.h"
* distributed by OSF as part of mach2.5,
* so the following disclaimer has been kept.
*
* Copyright 1990 by Open Software Foundation,
* Grenoble, FRANCE
*
* All Rights Reserved
*
* Permission to use, copy, modify, and distribute this software and
* its documentation for any purpose and without fee is hereby granted,
* provided that the above copyright notice appears in all copies and
* that both the copyright notice and this permission notice appear in
* supporting documentation, and that the name of OSF or Open Software
* Foundation not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior
* permission.
*
* OSF DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS,
* IN NO EVENT SHALL OSF BE LIABLE FOR ANY SPECIAL, INDIRECT, OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
* LOSS OF USE, DATA OR PROFITS, WHETHER IN ACTION OF CONTRACT,
* NEGLIGENCE, OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
/*-
* Largely written by Julian Elischer (julian@tfs.com)
* for TRW Financial Systems.
*
* TRW Financial Systems, in accordance with their agreement with Carnegie
* Mellon University, makes this software available to CMU to distribute
* or use in any manner that they see fit as long as this message is kept with
* the software. For this reason TFS also grants any other persons or
* organisations permission to use or modify this software.
*
* TFS supplies this software to be publicly redistributed
* on the understanding that TFS is not responsible for the correct
* functioning of this software in any circumstances.
*
* Ported to run under 386BSD by Julian Elischer (julian@tfs.com) Sept 1992
*
* $FreeBSD: release/9.1.0/sys/cam/scsi/scsi_da.h 237828 2012-06-29 22:33:48Z ken $
*/
#ifndef _SCSI_SCSI_DA_H
#define _SCSI_SCSI_DA_H 1
#include <sys/cdefs.h>
struct scsi_rezero_unit
{
u_int8_t opcode;
#define SRZU_LUN_MASK 0xE0
u_int8_t byte2;
u_int8_t reserved[3];
u_int8_t control;
};
/*
* NOTE: The lower three bits of byte2 of the format CDB are the same as
* the lower three bits of byte2 of the read defect data CDB, below.
*/
struct scsi_format_unit
{
u_int8_t opcode;
u_int8_t byte2;
#define FU_FORMAT_MASK SRDD10_DLIST_FORMAT_MASK
#define FU_BLOCK_FORMAT SRDD10_BLOCK_FORMAT
#define FU_BFI_FORMAT SRDD10_BYTES_FROM_INDEX_FORMAT
#define FU_PHYS_FORMAT SRDD10_PHYSICAL_SECTOR_FORMAT
#define FU_CMPLST 0x08
#define FU_FMT_DATA 0x10
u_int8_t vendor_specific;
u_int8_t interleave[2];
u_int8_t control;
};
struct scsi_reassign_blocks
{
u_int8_t opcode;
u_int8_t byte2;
u_int8_t unused[3];
u_int8_t control;
};
struct scsi_read_defect_data_10
{
u_int8_t opcode;
/*
* The most significant 3 bits are the LUN, the other 5 are
* reserved.
*/
#define SRDD10_LUN_MASK 0xE0
u_int8_t byte2;
#define SRDD10_GLIST 0x08
#define SRDD10_PLIST 0x10
#define SRDD10_DLIST_FORMAT_MASK 0x07
#define SRDD10_BLOCK_FORMAT 0x00
#define SRDD10_BYTES_FROM_INDEX_FORMAT 0x04
#define SRDD10_PHYSICAL_SECTOR_FORMAT 0x05
u_int8_t format;
u_int8_t reserved[4];
u_int8_t alloc_length[2];
#define SRDD10_MAX_LENGTH 0xffff
u_int8_t control;
};
struct scsi_read_defect_data_12
{
u_int8_t opcode;
/*
* The most significant 3 bits are the LUN, the other 5 are
* reserved.
*/
#define SRDD12_LUN_MASK 0xE0
u_int8_t byte2;
#define SRDD12_GLIST 0x08
#define SRDD12_PLIST 0x10
#define SRDD12_DLIST_FORMAT_MASK 0x07
#define SRDD12_BLOCK_FORMAT 0x00
#define SRDD12_BYTES_FROM_INDEX_FORMAT 0x04
#define SRDD12_PHYSICAL_SECTOR_FORMAT 0x05
u_int8_t format;
u_int8_t reserved[4];
u_int8_t alloc_length[4];
u_int8_t control;
};
/*
* Opcodes
*/
#define REZERO_UNIT 0x01
#define FORMAT_UNIT 0x04
#define REASSIGN_BLOCKS 0x07
#define MODE_SELECT 0x15
#define MODE_SENSE 0x1a
#define READ_FORMAT_CAPACITIES 0x23
#define WRITE_AND_VERIFY 0x2e
#define VERIFY 0x2f
#define READ_DEFECT_DATA_10 0x37
#define READ_DEFECT_DATA_12 0xb7
struct format_defect_list_header
{
u_int8_t reserved;
u_int8_t byte2;
#define FU_DLH_VS 0x01
#define FU_DLH_IMMED 0x02
#define FU_DLH_DSP 0x04
#define FU_DLH_IP 0x08
#define FU_DLH_STPF 0x10
#define FU_DLH_DCRT 0x20
#define FU_DLH_DPRY 0x40
#define FU_DLH_FOV 0x80
u_int8_t defect_list_length[2];
};
struct format_ipat_descriptor
{
u_int8_t byte1;
#define FU_INIT_NO_HDR 0x00
#define FU_INIT_LBA_MSB 0x40
#define FU_INIT_LBA_EACH 0x80
#define FU_INIT_SI 0x20
u_int8_t pattern_type;
#define FU_INIT_PAT_DEFAULT 0x00
#define FU_INIT_PAT_REPEAT 0x01
u_int8_t pat_length[2];
};
struct scsi_read_format_capacities
{
uint8_t opcode; /* READ_FORMAT_CAPACITIES */
uint8_t byte2;
#define SRFC_LUN_MASK 0xE0
uint8_t reserved0[5];
uint8_t alloc_length[2];
uint8_t reserved1[3];
};
struct scsi_verify
{
uint8_t opcode; /* VERIFY */
uint8_t byte2;
#define SVFY_LUN_MASK 0xE0
#define SVFY_RELADR 0x01
#define SVFY_BYTECHK 0x02
#define SVFY_DPO 0x10
uint8_t addr[4]; /* LBA to begin verification at */
uint8_t reserved0[1];
uint8_t len[2]; /* number of blocks to verify */
uint8_t reserved1[3];
};
struct scsi_write_and_verify
{
uint8_t opcode; /* WRITE_AND_VERIFY */
uint8_t byte2;
#define SWVY_LUN_MASK 0xE0
#define SWVY_RELADR 0x01
#define SWVY_BYTECHK 0x02
#define SWVY_DPO 0x10
uint8_t addr[4]; /* LBA to begin verification at */
uint8_t reserved0[1];
uint8_t len[2]; /* number of blocks to write and verify */
uint8_t reserved1[3];
};
/*
* Replies to READ_FORMAT_CAPACITIES look like this:
*
* struct format_capacity_list_header
* struct format_capacity_descriptor[1..n]
*
* These are similar, but not totally identical to, the
* defect list used to format a rigid disk.
*
* The appropriate csio_decode() format string looks like this:
* "{} *i3 {Len} i1 {Blocks} i4 {} *b6 {Code} b2 {Blocklen} i3"
*
* If the capacity_list_length is greater than
* sizeof(struct format_capacity_descriptor), then there are
* additional format capacity descriptors available which
* denote which format(s) the drive can handle.
*
* (Source: USB Mass Storage UFI Specification)
*/
struct format_capacity_list_header {
uint8_t unused[3];
uint8_t capacity_list_length;
};
struct format_capacity_descriptor {
uint8_t nblocks[4]; /* total number of LBAs */
uint8_t byte4; /* only present in max/cur descriptor */
#define FCD_CODE_MASK 0x03 /* mask for code field above */
#define FCD_UNFORMATTED 0x01 /* unformatted media present,
* maximum capacity returned */
#define FCD_FORMATTED 0x02 /* formatted media present,
* current capacity returned */
#define FCD_NOMEDIA 0x03 /* no media present,
* maximum device capacity returned */
uint8_t block_length[3]; /* length of an LBA in bytes */
};
struct scsi_reassign_blocks_data
{
u_int8_t reserved[2];
u_int8_t length[2];
struct {
u_int8_t dlbaddr[4]; /* defect logical block address */
} defect_descriptor[1];
};
/*
* This is the list header for the READ DEFECT DATA(10) command above.
* It may be a bit wrong to append the 10 at the end of the data structure,
* since it's only 4 bytes but it does tie it to the 10 byte command.
*/
struct scsi_read_defect_data_hdr_10
{
u_int8_t reserved;
#define SRDDH10_GLIST 0x08
#define SRDDH10_PLIST 0x10
#define SRDDH10_DLIST_FORMAT_MASK 0x07
#define SRDDH10_BLOCK_FORMAT 0x00
#define SRDDH10_BYTES_FROM_INDEX_FORMAT 0x04
#define SRDDH10_PHYSICAL_SECTOR_FORMAT 0x05
u_int8_t format;
u_int8_t length[2];
};
struct scsi_defect_desc_block
{
u_int8_t address[4];
};
struct scsi_defect_desc_bytes_from_index
{
u_int8_t cylinder[3];
u_int8_t head;
u_int8_t bytes_from_index[4];
};
struct scsi_defect_desc_phys_sector
{
u_int8_t cylinder[3];
u_int8_t head;
u_int8_t sector[4];
};
struct scsi_read_defect_data_hdr_12
{
u_int8_t reserved;
#define SRDDH12_GLIST 0x08
#define SRDDH12_PLIST 0x10
#define SRDDH12_DLIST_FORMAT_MASK 0x07
#define SRDDH12_BLOCK_FORMAT 0x00
#define SRDDH12_BYTES_FROM_INDEX_FORMAT 0x04
#define SRDDH12_PHYSICAL_SECTOR_FORMAT 0x05
u_int8_t format;
u_int8_t length[4];
};
union disk_pages /* this is the structure copied from osf */
{
struct format_device_page {
u_int8_t pg_code; /* page code (should be 3) */
#define SMS_FORMAT_DEVICE_PAGE 0x03 /* only 6 bits valid */
u_int8_t pg_length; /* page length (should be 0x16) */
#define SMS_FORMAT_DEVICE_PLEN 0x16
u_int8_t trk_z_1; /* tracks per zone (MSB) */
u_int8_t trk_z_0; /* tracks per zone (LSB) */
u_int8_t alt_sec_1; /* alternate sectors per zone (MSB) */
u_int8_t alt_sec_0; /* alternate sectors per zone (LSB) */
u_int8_t alt_trk_z_1; /* alternate tracks per zone (MSB) */
u_int8_t alt_trk_z_0; /* alternate tracks per zone (LSB) */
u_int8_t alt_trk_v_1; /* alternate tracks per volume (MSB) */
u_int8_t alt_trk_v_0; /* alternate tracks per volume (LSB) */
u_int8_t ph_sec_t_1; /* physical sectors per track (MSB) */
u_int8_t ph_sec_t_0; /* physical sectors per track (LSB) */
u_int8_t bytes_s_1; /* bytes per sector (MSB) */
u_int8_t bytes_s_0; /* bytes per sector (LSB) */
u_int8_t interleave_1; /* interleave (MSB) */
u_int8_t interleave_0; /* interleave (LSB) */
u_int8_t trk_skew_1; /* track skew factor (MSB) */
u_int8_t trk_skew_0; /* track skew factor (LSB) */
u_int8_t cyl_skew_1; /* cylinder skew (MSB) */
u_int8_t cyl_skew_0; /* cylinder skew (LSB) */
u_int8_t flags; /* various */
#define DISK_FMT_SURF 0x10
#define DISK_FMT_RMB 0x20
#define DISK_FMT_HSEC 0x40
#define DISK_FMT_SSEC 0x80
u_int8_t reserved21;
u_int8_t reserved22;
u_int8_t reserved23;
} format_device;
struct rigid_geometry_page {
u_int8_t pg_code; /* page code (should be 4) */
#define SMS_RIGID_GEOMETRY_PAGE 0x04
u_int8_t pg_length; /* page length (should be 0x16) */
#define SMS_RIGID_GEOMETRY_PLEN 0x16
u_int8_t ncyl_2; /* number of cylinders (MSB) */
u_int8_t ncyl_1; /* number of cylinders */
u_int8_t ncyl_0; /* number of cylinders (LSB) */
u_int8_t nheads; /* number of heads */
u_int8_t st_cyl_wp_2; /* starting cyl., write precomp (MSB) */
u_int8_t st_cyl_wp_1; /* starting cyl., write precomp */
u_int8_t st_cyl_wp_0; /* starting cyl., write precomp (LSB) */
u_int8_t st_cyl_rwc_2; /* starting cyl., red. write cur (MSB)*/
u_int8_t st_cyl_rwc_1; /* starting cyl., red. write cur */
u_int8_t st_cyl_rwc_0; /* starting cyl., red. write cur (LSB)*/
u_int8_t driv_step_1; /* drive step rate (MSB) */
u_int8_t driv_step_0; /* drive step rate (LSB) */
u_int8_t land_zone_2; /* landing zone cylinder (MSB) */
u_int8_t land_zone_1; /* landing zone cylinder */
u_int8_t land_zone_0; /* landing zone cylinder (LSB) */
u_int8_t rpl; /* rotational position locking (2 bits) */
u_int8_t rot_offset; /* rotational offset */
u_int8_t reserved19;
u_int8_t medium_rot_rate_1; /* medium rotation rate (RPM) (MSB) */
u_int8_t medium_rot_rate_0; /* medium rotation rate (RPM) (LSB) */
u_int8_t reserved22;
u_int8_t reserved23;
} rigid_geometry;
struct flexible_disk_page {
u_int8_t pg_code; /* page code (should be 5) */
#define SMS_FLEXIBLE_GEOMETRY_PAGE 0x05
u_int8_t pg_length; /* page length (should be 0x1E) */
#define SMS_FLEXIBLE_GEOMETRY_PLEN 0x1E
u_int8_t xfr_rate_1; /* transfer rate (MSB) */
u_int8_t xfr_rate_0; /* transfer rate (LSB) */
u_int8_t nheads; /* number of heads */
u_int8_t sec_per_track; /* Sectors per track */
u_int8_t bytes_s_1; /* bytes per sector (MSB) */
u_int8_t bytes_s_0; /* bytes per sector (LSB) */
u_int8_t ncyl_1; /* number of cylinders (MSB) */
u_int8_t ncyl_0; /* number of cylinders (LSB) */
u_int8_t st_cyl_wp_1; /* starting cyl., write precomp (MSB) */
u_int8_t st_cyl_wp_0; /* starting cyl., write precomp (LSB) */
u_int8_t st_cyl_rwc_1; /* starting cyl., red. write cur (MSB)*/
u_int8_t st_cyl_rwc_0; /* starting cyl., red. write cur (LSB)*/
u_int8_t driv_step_1; /* drive step rate (MSB) */
u_int8_t driv_step_0; /* drive step rate (LSB) */
u_int8_t driv_step_pw; /* drive step pulse width */
u_int8_t head_stl_del_1;/* Head settle delay (MSB) */
u_int8_t head_stl_del_0;/* Head settle delay (LSB) */
u_int8_t motor_on_del; /* Motor on delay */
u_int8_t motor_off_del; /* Motor off delay */
u_int8_t trdy_ssn_mo; /* XXX ??? */
u_int8_t spc; /* XXX ??? */
u_int8_t write_comp; /* Write compensation */
u_int8_t head_load_del; /* Head load delay */
u_int8_t head_uload_del;/* Head un-load delay */
u_int8_t pin32_pin2;
u_int8_t pin4_pint1;
u_int8_t medium_rot_rate_1; /* medium rotation rate (RPM) (MSB) */
u_int8_t medium_rot_rate_0; /* medium rotation rate (RPM) (LSB) */
u_int8_t reserved30;
u_int8_t reserved31;
} flexible_disk;
};
/*
* XXX KDM
* Here for CTL compatibility, reconcile this.
*/
struct scsi_format_page {
uint8_t page_code;
uint8_t page_length;
uint8_t tracks_per_zone[2];
uint8_t alt_sectors_per_zone[2];
uint8_t alt_tracks_per_zone[2];
uint8_t alt_tracks_per_lun[2];
uint8_t sectors_per_track[2];
uint8_t bytes_per_sector[2];
uint8_t interleave[2];
uint8_t track_skew[2];
uint8_t cylinder_skew[2];
uint8_t flags;
#define SFP_SSEC 0x80
#define SFP_HSEC 0x40
#define SFP_RMB 0x20
#define SFP_SURF 0x10
uint8_t reserved[3];
};
/*
* XXX KDM
* Here for CTL compatibility, reconcile this.
*/
struct scsi_rigid_disk_page {
uint8_t page_code;
#define SMS_RIGID_DISK_PAGE 0x04
uint8_t page_length;
uint8_t cylinders[3];
uint8_t heads;
uint8_t start_write_precomp[3];
uint8_t start_reduced_current[3];
uint8_t step_rate[2];
uint8_t landing_zone_cylinder[3];
uint8_t rpl;
#define SRDP_RPL_DISABLED 0x00
#define SRDP_RPL_SLAVE 0x01
#define SRDP_RPL_MASTER 0x02
#define SRDP_RPL_MASTER_CONTROL 0x03
uint8_t rotational_offset;
uint8_t reserved1;
uint8_t rotation_rate[2];
uint8_t reserved2[2];
};
struct scsi_da_rw_recovery_page {
u_int8_t page_code;
#define SMS_RW_ERROR_RECOVERY_PAGE 0x01
u_int8_t page_length;
u_int8_t byte3;
#define SMS_RWER_AWRE 0x80
#define SMS_RWER_ARRE 0x40
#define SMS_RWER_TB 0x20
#define SMS_RWER_RC 0x10
#define SMS_RWER_EER 0x08
#define SMS_RWER_PER 0x04
#define SMS_RWER_DTE 0x02
#define SMS_RWER_DCR 0x01
u_int8_t read_retry_count;
u_int8_t correction_span;
u_int8_t head_offset_count;
u_int8_t data_strobe_offset_cnt;
u_int8_t reserved;
u_int8_t write_retry_count;
u_int8_t reserved2;
u_int8_t recovery_time_limit[2];
};
__BEGIN_DECLS
/*
* XXX This is only left out of the kernel build to silence warnings. If,
* for some reason this function is used in the kernel, the ifdefs should
* be moved so it is included both in the kernel and userland.
*/
#ifndef _KERNEL
void scsi_format_unit(struct ccb_scsiio *csio, u_int32_t retries,
void (*cbfcnp)(struct cam_periph *, union ccb *),
u_int8_t tag_action, u_int8_t byte2, u_int16_t ileave,
u_int8_t *data_ptr, u_int32_t dxfer_len,
u_int8_t sense_len, u_int32_t timeout);
#endif /* !_KERNEL */
__END_DECLS
#endif /* _SCSI_SCSI_DA_H */