/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License, Version 1.0 only * (the "License"). You may not use this file except in compliance * with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2004 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_FDIO_H #define _SYS_FDIO_H #pragma ident "%Z%%M% %I% %E% SMI" #ifdef __cplusplus extern "C" { #endif /* * Floppy Disk Characteristic Structure */ struct fd_char { uchar_t fdc_medium; /* medium type. */ int fdc_transfer_rate; /* transfer rate */ int fdc_ncyl; /* number of cylinders */ int fdc_nhead; /* number of heads */ int fdc_sec_size; /* sector size */ int fdc_secptrack; /* sectors per track */ int fdc_steps; /* number of steps per */ }; /* * Floppy State Structure */ struct fd_state { int fds_bsec; /* bytes per sector */ int fds_strack; /* sectors per track */ int fds_step; /* step rate */ int fds_rate; /* data rate */ int fds_error; /* error returned by controller */ }; /* * Used by FDGETCHANGE, return state of the sense disk change bit. */ #define FDGC_HISTORY 0x01 /* disk has changed since last i/o */ #define FDGC_CURRENT 0x02 /* current state of disk change */ #define FDGC_CURWPROT 0x10 /* current state of write protect */ #define FDGC_DETECTED 0x20 /* previous state of DISK CHANGE */ /* * Used by FD{G, S}ETDRIVECHAR */ struct fd_drive { int fdd_ejectable; /* does the drive support eject? */ int fdd_maxsearch; /* size of per-unit search table */ int fdd_writeprecomp; /* cyl to start write prcompensation */ int fdd_writereduce; /* cyl to start recucing write current */ int fdd_stepwidth; /* width of step pulse in 1 us units */ int fdd_steprate; /* step rate in 100 us units */ int fdd_headsettle; /* delay, in 100 us units */ int fdd_headload; /* delay, in 100 us units */ int fdd_headunload; /* delay, in 100 us units */ int fdd_motoron; /* delay, in 100 ms units */ int fdd_motoroff; /* delay, in 100 ms units */ int fdd_precomplevel; /* bit shift, in nano-secs */ int fdd_pins; /* defines meaning of pin 1, 2, 4, and 34 */ int fdd_flags; /* TRUE READY, Starting Sector #, & Motor On */ }; /* * fdd_flags: */ #define FDD_READY 0x1 #define FDD_MOTON 0x2 #define FDD_POLLABLE 0x4 /* * Used by FD{G, S}ETSEARCH */ struct fd_search { int fds_numentries; /* number of elements in the table */ struct fd_char *fds_search; }; /* * Used by FDIOCMD */ struct fd_cmd { ushort_t fdc_cmd; /* command to be executed */ int fdc_flags; /* execution flags */ daddr_t fdc_blkno; /* disk address for command */ int fdc_secnt; /* sector count for command */ caddr_t fdc_bufaddr; /* user's buffer address */ uint_t fdc_buflen; /* size of user's buffer */ }; #if defined(_SYSCALL32) struct fd_cmd32 { ushort_t fdc_cmd; /* command to be executed */ int fdc_flags; /* execution flags */ daddr32_t fdc_blkno; /* disk address for command */ int fdc_secnt; /* sector count for command */ caddr32_t fdc_bufaddr; /* user's buffer address */ uint_t fdc_buflen; /* size of user's buffer */ }; #endif /* _SYSCALL32 */ /* * Floppy commands */ #define FDCMD_WRITE 1 #define FDCMD_READ 2 #define FDCMD_SEEK 3 #define FDCMD_REZERO 4 #define FDCMD_FORMAT_UNIT 5 #define FDCMD_FORMAT_TRACK 6 /* * Execution flags. */ #define FD_SILENT 0x01 /* no error messages */ #define FD_DIAGNOSE 0x02 /* fail if any error occurs */ #define FD_ISOLATE 0x04 /* isolate from normal commands */ #define FD_READ 0x08 /* read from device */ #define FD_WRITE 0x10 /* write to device */ /* * Used by FDRAW */ struct fd_raw { char fdr_cmd[10]; /* user-supplied command bytes */ short fdr_cnum; /* number of command bytes */ char fdr_result[10]; /* controller-supplied result bytes */ ushort_t fdr_nbytes; /* number to transfer if read/write command */ caddr_t fdr_addr; /* where to transfer if read/write command */ }; #ifdef _SYSCALL32 struct fd_raw32 { char fdr_cmd[10]; /* user-supplied command bytes */ short fdr_cnum; /* number of command bytes */ char fdr_result[10]; /* controller-supplied result bytes */ ushort_t fdr_nbytes; /* number to transfer if read/write command */ caddr32_t fdr_addr; /* where to transfer if read/write command */ }; #endif /* _SYSCALL32 */ /* * Floppy raw commands */ #define FDRAW_SPECIFY 0x03 #define FDRAW_READID 0x0a #define FDRAW_SENSE_DRV 0x04 #define FDRAW_REZERO 0x07 #define FDRAW_SEEK 0x0f #define FDRAW_SENSE_INT 0x08 #define FDRAW_FORMAT 0x0d #define FDRAW_READTRACK 0x02 #define FDRAW_WRCMD 0x05 #define FDRAW_RDCMD 0x06 #define FDRAW_WRITEDEL 0x09 #define FDRAW_READDEL 0x0c /* * Disk io control commands */ #define FDIOC (0x04 << 8) #define FDIOGCHAR (FDIOC|51) /* GetCharacteristics */ #define FDIOSCHAR (FDIOC|52) /* SetCharacteristics */ #define FDEJECT (FDIOC|53) /* Eject floppy disk */ #define FDGETCHANGE (FDIOC|54) /* Get diskchng stat */ #define FDGETDRIVECHAR (FDIOC|55) /* Get drivechar */ #define FDSETDRIVECHAR (FDIOC|56) /* Set drivechar */ #define FDGETSEARCH (FDIOC|57) /* Get search tbl */ #define FDSETSEARCH (FDIOC|58) /* Set search tbl */ #define FDIOCMD (FDIOC|59) /* Floppy command */ #define FDRAW (FDIOC|70) /* ECDstyle genericcmd */ #define FDDEFGEOCHAR (FDIOC|86) /* restore default geometry */ /* & characteristics */ #ifdef __cplusplus } #endif #endif /* _SYS_FDIO_H */