1*7c478bd9Sstevel@tonic-gate /* 2*7c478bd9Sstevel@tonic-gate * CDDL HEADER START 3*7c478bd9Sstevel@tonic-gate * 4*7c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*7c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*7c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*7c478bd9Sstevel@tonic-gate * with the License. 8*7c478bd9Sstevel@tonic-gate * 9*7c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*7c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*7c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 12*7c478bd9Sstevel@tonic-gate * and limitations under the License. 13*7c478bd9Sstevel@tonic-gate * 14*7c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*7c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*7c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*7c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*7c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*7c478bd9Sstevel@tonic-gate * 20*7c478bd9Sstevel@tonic-gate * CDDL HEADER END 21*7c478bd9Sstevel@tonic-gate */ 22*7c478bd9Sstevel@tonic-gate /* 23*7c478bd9Sstevel@tonic-gate * Copyright (c) 1989-1994,1997-1998,2000 by Sun Microsystems, Inc. 24*7c478bd9Sstevel@tonic-gate * All rights reserved. 25*7c478bd9Sstevel@tonic-gate */ 26*7c478bd9Sstevel@tonic-gate 27*7c478bd9Sstevel@tonic-gate #ifndef _SYS_FDVAR_H 28*7c478bd9Sstevel@tonic-gate #define _SYS_FDVAR_H 29*7c478bd9Sstevel@tonic-gate 30*7c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*7c478bd9Sstevel@tonic-gate 32*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus 33*7c478bd9Sstevel@tonic-gate extern "C" { 34*7c478bd9Sstevel@tonic-gate #endif 35*7c478bd9Sstevel@tonic-gate 36*7c478bd9Sstevel@tonic-gate #ifndef OTYPCNT 37*7c478bd9Sstevel@tonic-gate #define OTYPCNT 5 38*7c478bd9Sstevel@tonic-gate #endif 39*7c478bd9Sstevel@tonic-gate #ifndef NDKMAP 40*7c478bd9Sstevel@tonic-gate #define NDKMAP 8 41*7c478bd9Sstevel@tonic-gate #endif 42*7c478bd9Sstevel@tonic-gate 43*7c478bd9Sstevel@tonic-gate /* 44*7c478bd9Sstevel@tonic-gate * Compile with our without high level interrupt in trap window 45*7c478bd9Sstevel@tonic-gate */ 46*7c478bd9Sstevel@tonic-gate 47*7c478bd9Sstevel@tonic-gate /* #define NO_TRAPWIN_INTR */ 48*7c478bd9Sstevel@tonic-gate 49*7c478bd9Sstevel@tonic-gate /* 50*7c478bd9Sstevel@tonic-gate * Macros for partition/unit from floppy device number, 51*7c478bd9Sstevel@tonic-gate * plus other manifest defines.... 52*7c478bd9Sstevel@tonic-gate */ 53*7c478bd9Sstevel@tonic-gate 54*7c478bd9Sstevel@tonic-gate #define FDUNITSHIFT (3) 55*7c478bd9Sstevel@tonic-gate #define FDINSTSHIFT (2 + FDUNITSHIFT) 56*7c478bd9Sstevel@tonic-gate #define FDPARTITION(x) (getminor(x) & 0x7) 57*7c478bd9Sstevel@tonic-gate #define FDUNIT(x) ((getminor(x) >> FDUNITSHIFT) & 0x3) 58*7c478bd9Sstevel@tonic-gate 59*7c478bd9Sstevel@tonic-gate #define FDCTLR(x) (getminor(x) >> FDINSTSHIFT) /* instance */ 60*7c478bd9Sstevel@tonic-gate 61*7c478bd9Sstevel@tonic-gate /* 62*7c478bd9Sstevel@tonic-gate * Structure definitions for the floppy driver. 63*7c478bd9Sstevel@tonic-gate */ 64*7c478bd9Sstevel@tonic-gate 65*7c478bd9Sstevel@tonic-gate /* 66*7c478bd9Sstevel@tonic-gate * floppy disk command and status block. 67*7c478bd9Sstevel@tonic-gate * 68*7c478bd9Sstevel@tonic-gate * Needed to execute a command. Since the floppy chip is 69*7c478bd9Sstevel@tonic-gate * single threaded with respect to having only one drive 70*7c478bd9Sstevel@tonic-gate * active at a time, this block of information is only 71*7c478bd9Sstevel@tonic-gate * valid for the length of a commnand and gets rewritten 72*7c478bd9Sstevel@tonic-gate * for each command. 73*7c478bd9Sstevel@tonic-gate */ 74*7c478bd9Sstevel@tonic-gate 75*7c478bd9Sstevel@tonic-gate #ifndef _ASM 76*7c478bd9Sstevel@tonic-gate struct fdcsb { 77*7c478bd9Sstevel@tonic-gate caddr_t csb_addr; /* Data buffer address */ 78*7c478bd9Sstevel@tonic-gate uint_t csb_len; /* Data buffer Length */ 79*7c478bd9Sstevel@tonic-gate caddr_t csb_raddr; /* modified data buffer address */ 80*7c478bd9Sstevel@tonic-gate uint_t csb_rlen; /* modified data buffer len (resid) */ 81*7c478bd9Sstevel@tonic-gate uchar_t csb_opmode; /* Current operating mode */ 82*7c478bd9Sstevel@tonic-gate uchar_t csb_unit; /* floppy slave unit number */ 83*7c478bd9Sstevel@tonic-gate uchar_t csb_ncmds; /* how many command bytes to send */ 84*7c478bd9Sstevel@tonic-gate uchar_t csb_nrslts; /* number of result bytes gotten */ 85*7c478bd9Sstevel@tonic-gate uchar_t csb_opflags; /* opflags, see below */ 86*7c478bd9Sstevel@tonic-gate uchar_t csb_maxretry; /* maximum retries this opertion */ 87*7c478bd9Sstevel@tonic-gate uchar_t csb_retrys; /* how may retrys done so far */ 88*7c478bd9Sstevel@tonic-gate uchar_t csb_status; /* status returned from hwintr */ 89*7c478bd9Sstevel@tonic-gate uchar_t csb_cmdstat; /* if 0 then success, else failure */ 90*7c478bd9Sstevel@tonic-gate uchar_t csb_cmds[10]; /* commands to send to chip */ 91*7c478bd9Sstevel@tonic-gate uchar_t csb_rslt[10]; /* results from chip */ 92*7c478bd9Sstevel@tonic-gate uchar_t csb_dcsr_rslt; /* set to 1 if there's an error in the DCSR */ 93*7c478bd9Sstevel@tonic-gate uchar_t csb_dma_rslt; /* set to 1 if there's an error with the DMA */ 94*7c478bd9Sstevel@tonic-gate ddi_dma_cookie_t csb_dmacookie; /* DMA cookie */ 95*7c478bd9Sstevel@tonic-gate 96*7c478bd9Sstevel@tonic-gate uint_t csb_ccount; /* no. of DMA cookies for current window */ 97*7c478bd9Sstevel@tonic-gate uint_t csb_nwin; /* no. of DMA windows */ 98*7c478bd9Sstevel@tonic-gate uint_t csb_windex; /* DMA window currently in use */ 99*7c478bd9Sstevel@tonic-gate uint_t csb_read; /* indicates read or write */ 100*7c478bd9Sstevel@tonic-gate }; 101*7c478bd9Sstevel@tonic-gate #endif /* !_ASM */ 102*7c478bd9Sstevel@tonic-gate 103*7c478bd9Sstevel@tonic-gate /* 104*7c478bd9Sstevel@tonic-gate * defines for csb_opflags 105*7c478bd9Sstevel@tonic-gate */ 106*7c478bd9Sstevel@tonic-gate #define CSB_OFIMMEDIATE 0x01 /* grab results immediately */ 107*7c478bd9Sstevel@tonic-gate #define CSB_OFSEEKOPS 0x02 /* seek/recal type cmd */ 108*7c478bd9Sstevel@tonic-gate #define CSB_OFXFEROPS 0x04 /* read/write type cmd */ 109*7c478bd9Sstevel@tonic-gate #define CSB_OFRAWIOCTL 0x10 /* raw ioctl - no recovery */ 110*7c478bd9Sstevel@tonic-gate #define CSB_OFNORESULTS 0x20 /* no results at all */ 111*7c478bd9Sstevel@tonic-gate #define CSB_OFTIMEIT 0x40 /* timeout (timer) */ 112*7c478bd9Sstevel@tonic-gate 113*7c478bd9Sstevel@tonic-gate #define CSB_CMDTO 0x01 114*7c478bd9Sstevel@tonic-gate 115*7c478bd9Sstevel@tonic-gate /* 116*7c478bd9Sstevel@tonic-gate * csb_read flags 117*7c478bd9Sstevel@tonic-gate */ 118*7c478bd9Sstevel@tonic-gate #define CSB_NULL 0x0 119*7c478bd9Sstevel@tonic-gate #define CSB_READ 0x1 120*7c478bd9Sstevel@tonic-gate #define CSB_WRITE 0x2 121*7c478bd9Sstevel@tonic-gate 122*7c478bd9Sstevel@tonic-gate #ifndef _ASM 123*7c478bd9Sstevel@tonic-gate #ifndef _GENASSYM 124*7c478bd9Sstevel@tonic-gate 125*7c478bd9Sstevel@tonic-gate /* 126*7c478bd9Sstevel@tonic-gate * Define a structure to hold the packed default labels, 127*7c478bd9Sstevel@tonic-gate * based on the real dk_label structure - but shorter 128*7c478bd9Sstevel@tonic-gate * than 512 bytes. Now only used to define default info 129*7c478bd9Sstevel@tonic-gate */ 130*7c478bd9Sstevel@tonic-gate struct packed_label { 131*7c478bd9Sstevel@tonic-gate char dkl_vname[128]; /* for ascii compatibility */ 132*7c478bd9Sstevel@tonic-gate unsigned short dkl_rpm; /* rotations per minute */ 133*7c478bd9Sstevel@tonic-gate unsigned short dkl_pcyl; /* # physical cylinders */ 134*7c478bd9Sstevel@tonic-gate unsigned short dkl_apc; /* alternates per cylinder */ 135*7c478bd9Sstevel@tonic-gate unsigned short dkl_intrlv; /* interleave factor */ 136*7c478bd9Sstevel@tonic-gate unsigned short dkl_ncyl; /* # of data cylinders */ 137*7c478bd9Sstevel@tonic-gate unsigned short dkl_acyl; /* # of alternate cylinders */ 138*7c478bd9Sstevel@tonic-gate unsigned short dkl_nhead; /* # of heads in this partition */ 139*7c478bd9Sstevel@tonic-gate unsigned short dkl_nsect; /* # of 512 byte sectors per track */ 140*7c478bd9Sstevel@tonic-gate struct dk_map32 dkl_map[NDKMAP]; /* partition map, see dkio.h */ 141*7c478bd9Sstevel@tonic-gate struct dk_vtoc dkl_vtoc; /* vtoc stuff from AT&T SVr4 */ 142*7c478bd9Sstevel@tonic-gate }; 143*7c478bd9Sstevel@tonic-gate 144*7c478bd9Sstevel@tonic-gate /* 145*7c478bd9Sstevel@tonic-gate * Per drive data 146*7c478bd9Sstevel@tonic-gate */ 147*7c478bd9Sstevel@tonic-gate struct fdunit { 148*7c478bd9Sstevel@tonic-gate 149*7c478bd9Sstevel@tonic-gate /* 150*7c478bd9Sstevel@tonic-gate * Packed label for this unit 151*7c478bd9Sstevel@tonic-gate */ 152*7c478bd9Sstevel@tonic-gate struct dk_label un_label; 153*7c478bd9Sstevel@tonic-gate 154*7c478bd9Sstevel@tonic-gate /* 155*7c478bd9Sstevel@tonic-gate * Pointer to iostat statistics 156*7c478bd9Sstevel@tonic-gate */ 157*7c478bd9Sstevel@tonic-gate struct kstat *un_iostat; /* iostat numbers */ 158*7c478bd9Sstevel@tonic-gate 159*7c478bd9Sstevel@tonic-gate /* 160*7c478bd9Sstevel@tonic-gate * Layered open counters 161*7c478bd9Sstevel@tonic-gate */ 162*7c478bd9Sstevel@tonic-gate uint_t un_lyropen[NDKMAP]; 163*7c478bd9Sstevel@tonic-gate 164*7c478bd9Sstevel@tonic-gate /* 165*7c478bd9Sstevel@tonic-gate * Regular open type flags. If 166*7c478bd9Sstevel@tonic-gate * NDKMAP gets > 8, change the 167*7c478bd9Sstevel@tonic-gate * uchar_t type. 168*7c478bd9Sstevel@tonic-gate * 169*7c478bd9Sstevel@tonic-gate * Open types BLK, MNT, CHR, SWP 170*7c478bd9Sstevel@tonic-gate * assumed to be values 0-3. 171*7c478bd9Sstevel@tonic-gate */ 172*7c478bd9Sstevel@tonic-gate uchar_t un_regopen[OTYPCNT - 1]; 173*7c478bd9Sstevel@tonic-gate 174*7c478bd9Sstevel@tonic-gate /* 175*7c478bd9Sstevel@tonic-gate * Exclusive open flags (per partition). 176*7c478bd9Sstevel@tonic-gate * 177*7c478bd9Sstevel@tonic-gate * The rules are that in order to open 178*7c478bd9Sstevel@tonic-gate * a partition exclusively, the partition 179*7c478bd9Sstevel@tonic-gate * must be completely closed already. Once 180*7c478bd9Sstevel@tonic-gate * any partition of the device is opened 181*7c478bd9Sstevel@tonic-gate * exclusively, no other open on that 182*7c478bd9Sstevel@tonic-gate * partition may succeed until the partition 183*7c478bd9Sstevel@tonic-gate * is closed. 184*7c478bd9Sstevel@tonic-gate * 185*7c478bd9Sstevel@tonic-gate * If NDKMAP gets > 8, this must change. 186*7c478bd9Sstevel@tonic-gate */ 187*7c478bd9Sstevel@tonic-gate uchar_t un_exclmask; /* set to indicate exclusive open */ 188*7c478bd9Sstevel@tonic-gate 189*7c478bd9Sstevel@tonic-gate struct fd_char *un_chars; /* ptr to diskette characteristics */ 190*7c478bd9Sstevel@tonic-gate char un_curfdtype; /* current driver characteristics */ 191*7c478bd9Sstevel@tonic-gate /* type. If -1, then it was set */ 192*7c478bd9Sstevel@tonic-gate /* via an ioctl. Note that a close */ 193*7c478bd9Sstevel@tonic-gate /* and then and open loses the */ 194*7c478bd9Sstevel@tonic-gate /* ioctl set characteristics. */ 195*7c478bd9Sstevel@tonic-gate 196*7c478bd9Sstevel@tonic-gate struct fd_drive *un_drive; /* ptr to drive characteristics */ 197*7c478bd9Sstevel@tonic-gate int un_unit_no; /* drive id number */ 198*7c478bd9Sstevel@tonic-gate uchar_t un_flags; /* state information */ 199*7c478bd9Sstevel@tonic-gate clock_t un_media_timeout; /* media detection timeout */ 200*7c478bd9Sstevel@tonic-gate timeout_id_t un_media_timeout_id; /* media detection timeout id */ 201*7c478bd9Sstevel@tonic-gate enum dkio_state un_media_state; /* up-to-date media state */ 202*7c478bd9Sstevel@tonic-gate int un_ejected; 203*7c478bd9Sstevel@tonic-gate short un_state; /* Current power level of drive */ 204*7c478bd9Sstevel@tonic-gate }; 205*7c478bd9Sstevel@tonic-gate 206*7c478bd9Sstevel@tonic-gate /* unit flags (state info) */ 207*7c478bd9Sstevel@tonic-gate #define FDUNIT_DRVCHECKED 0x01 /* this is drive present */ 208*7c478bd9Sstevel@tonic-gate #define FDUNIT_DRVPRESENT 0x02 /* this is drive present */ 209*7c478bd9Sstevel@tonic-gate /* (the presence of a diskette is another matter) */ 210*7c478bd9Sstevel@tonic-gate #define FDUNIT_CHAROK 0x04 /* characteristics are known */ 211*7c478bd9Sstevel@tonic-gate #define FDUNIT_UNLABELED 0x10 /* no label using default */ 212*7c478bd9Sstevel@tonic-gate #define FDUNIT_CHANGED 0x20 /* diskette was changed after open */ 213*7c478bd9Sstevel@tonic-gate #define FDUNIT_MEDIUM 0x40 /* fd drive is in medium density */ 214*7c478bd9Sstevel@tonic-gate #define FDUNIT_SET_SPEED 0x80 /* Flag to force updating the */ 215*7c478bd9Sstevel@tonic-gate /* registers with current speed */ 216*7c478bd9Sstevel@tonic-gate 217*7c478bd9Sstevel@tonic-gate #endif /* !_GENASSYM */ 218*7c478bd9Sstevel@tonic-gate 219*7c478bd9Sstevel@tonic-gate /* unit flags for power (un_power) */ 220*7c478bd9Sstevel@tonic-gate #define FD_STATE_NORMAL 0x0 /* Normal running state */ 221*7c478bd9Sstevel@tonic-gate #define FD_STATE_SUSPENDED 0x1 /* Device suspended for cpr */ 222*7c478bd9Sstevel@tonic-gate #define FD_STATE_STOPPED 0x2 /* Device is stopped, can be turned off */ 223*7c478bd9Sstevel@tonic-gate 224*7c478bd9Sstevel@tonic-gate /* 225*7c478bd9Sstevel@tonic-gate * --------| fd_detach:DDI_SUSPEND ncmds may be != 0 |-----------| 226*7c478bd9Sstevel@tonic-gate * |running|------------------------------------------>| | 227*7c478bd9Sstevel@tonic-gate * |NORMAL | fd_attach:DDI_RESUME | | 228*7c478bd9Sstevel@tonic-gate * | |<------------------------------------------| SUSPENDED | 229*7c478bd9Sstevel@tonic-gate * | | | | 230*7c478bd9Sstevel@tonic-gate * | | ------------- 231*7c478bd9Sstevel@tonic-gate * | | ^ 232*7c478bd9Sstevel@tonic-gate * | | |DDI_SUSPEND 233*7c478bd9Sstevel@tonic-gate * | | | 234*7c478bd9Sstevel@tonic-gate * | | fd_power: PM_LEVEL_OFF, ncmds == 0 ------------- 235*7c478bd9Sstevel@tonic-gate * | |------------------------------------------->|STOPPED | 236*7c478bd9Sstevel@tonic-gate * | | fd_power: PM_LEVEL_ON | | 237*7c478bd9Sstevel@tonic-gate * | |<-------------------------------------------| | 238*7c478bd9Sstevel@tonic-gate * -------- ------------| 239*7c478bd9Sstevel@tonic-gate * 240*7c478bd9Sstevel@tonic-gate * running => FD_STATE_NORMAL 241*7c478bd9Sstevel@tonic-gate * 242*7c478bd9Sstevel@tonic-gate */ 243*7c478bd9Sstevel@tonic-gate 244*7c478bd9Sstevel@tonic-gate /* flags for power levels for auto power management */ 245*7c478bd9Sstevel@tonic-gate #define PM_LEVEL_ON 0x1 /* Changes the state to FD_STATE_STOPPED */ 246*7c478bd9Sstevel@tonic-gate #define PM_LEVEL_OFF 0x0 /* Changes the state to FD_STATE_NORMAL */ 247*7c478bd9Sstevel@tonic-gate 248*7c478bd9Sstevel@tonic-gate /* a place to keep some statistics on what's going on */ 249*7c478bd9Sstevel@tonic-gate struct fdstat { 250*7c478bd9Sstevel@tonic-gate /* first operations */ 251*7c478bd9Sstevel@tonic-gate int rd; /* count reads */ 252*7c478bd9Sstevel@tonic-gate int wr; /* count writes */ 253*7c478bd9Sstevel@tonic-gate int recal; /* count recalibrates */ 254*7c478bd9Sstevel@tonic-gate int form; /* count format_tracks */ 255*7c478bd9Sstevel@tonic-gate int other; /* count other ops */ 256*7c478bd9Sstevel@tonic-gate 257*7c478bd9Sstevel@tonic-gate /* then errors */ 258*7c478bd9Sstevel@tonic-gate int reset; /* count resets */ 259*7c478bd9Sstevel@tonic-gate int to; /* count timeouts */ 260*7c478bd9Sstevel@tonic-gate int run; /* count overrun/underrun */ 261*7c478bd9Sstevel@tonic-gate int de; /* count data errors */ 262*7c478bd9Sstevel@tonic-gate int bfmt; /* count bad format errors */ 263*7c478bd9Sstevel@tonic-gate }; 264*7c478bd9Sstevel@tonic-gate 265*7c478bd9Sstevel@tonic-gate /* 266*7c478bd9Sstevel@tonic-gate * Per controller data 267*7c478bd9Sstevel@tonic-gate */ 268*7c478bd9Sstevel@tonic-gate 269*7c478bd9Sstevel@tonic-gate struct fdctlr { 270*7c478bd9Sstevel@tonic-gate struct fdctlr *c_next; /* next in a linked list */ 271*7c478bd9Sstevel@tonic-gate union fdcreg *c_reg; /* controller registers */ 272*7c478bd9Sstevel@tonic-gate volatile uchar_t *c_control; /* addr of c_reg->fdc_control */ 273*7c478bd9Sstevel@tonic-gate uchar_t *c_fifo; /* addr of c_reg->fdc_fifo */ 274*7c478bd9Sstevel@tonic-gate uchar_t *c_dor; /* addr of c_reg->fdc_dor (077) */ 275*7c478bd9Sstevel@tonic-gate uchar_t *c_dir; /* addr of c_reg->fdc_dir (077) */ 276*7c478bd9Sstevel@tonic-gate caddr_t *c_dma_regs; /* DMA engine registers */ 277*7c478bd9Sstevel@tonic-gate uint_t c_fdtype; /* type of ctlr */ 278*7c478bd9Sstevel@tonic-gate uint_t *c_hiintct; /* for convenience.. */ 279*7c478bd9Sstevel@tonic-gate uint_t c_softic; /* for use by hi level interrupt */ 280*7c478bd9Sstevel@tonic-gate uchar_t c_fasttrap; /* 1 if fast traps enabled, else 0 */ 281*7c478bd9Sstevel@tonic-gate struct fdcsb c_csb; /* current csb */ 282*7c478bd9Sstevel@tonic-gate kmutex_t c_hilock; /* high level mutex */ 283*7c478bd9Sstevel@tonic-gate kmutex_t c_lolock; /* low level mutex */ 284*7c478bd9Sstevel@tonic-gate kcondvar_t c_iocv; /* condition var for I/O done */ 285*7c478bd9Sstevel@tonic-gate kcondvar_t c_csbcv; /* condition var for owning csb */ 286*7c478bd9Sstevel@tonic-gate kcondvar_t c_motoncv; /* condition var for motor on */ 287*7c478bd9Sstevel@tonic-gate kcondvar_t c_statecv; /* condition var for media state */ 288*7c478bd9Sstevel@tonic-gate kcondvar_t c_suspend_cv; /* Cond Var on power management */ 289*7c478bd9Sstevel@tonic-gate ksema_t c_ocsem; /* sem for serializing opens/closes */ 290*7c478bd9Sstevel@tonic-gate ddi_iblock_cookie_t c_block; /* returned from ddi_add_fastintr */ 291*7c478bd9Sstevel@tonic-gate ddi_softintr_t c_softid; /* returned from ddi_add_softintr */ 292*7c478bd9Sstevel@tonic-gate dev_info_t *c_dip; /* controller's dev_info node */ 293*7c478bd9Sstevel@tonic-gate timeout_id_t c_timeid; /* watchdog timer id */ 294*7c478bd9Sstevel@tonic-gate timeout_id_t c_mtimeid; /* motor off timer id */ 295*7c478bd9Sstevel@tonic-gate struct fdunit *c_un; /* unit on controller */ 296*7c478bd9Sstevel@tonic-gate struct buf *c_actf; /* head of wait list */ 297*7c478bd9Sstevel@tonic-gate struct buf *c_actl; /* tail of wait list */ 298*7c478bd9Sstevel@tonic-gate struct buf *c_current; /* currently active buf */ 299*7c478bd9Sstevel@tonic-gate struct kstat *c_intrstat; /* interrupt stats pointer */ 300*7c478bd9Sstevel@tonic-gate struct fdstat fdstats; /* statistics */ 301*7c478bd9Sstevel@tonic-gate uchar_t c_flags; /* state information */ 302*7c478bd9Sstevel@tonic-gate caddr_t c_auxiova; /* auxio virtual address */ 303*7c478bd9Sstevel@tonic-gate uchar_t c_auxiodata; /* auxio data to enable TC */ 304*7c478bd9Sstevel@tonic-gate uchar_t c_auxiodata2; /* auxio data to disable TC */ 305*7c478bd9Sstevel@tonic-gate ddi_acc_handle_t c_handlep_cont; 306*7c478bd9Sstevel@tonic-gate /* data access handle for controller */ 307*7c478bd9Sstevel@tonic-gate ddi_acc_handle_t c_handlep_dma; /* data access handle for DMA engine */ 308*7c478bd9Sstevel@tonic-gate ddi_acc_handle_t c_handlep_aux; /* data access handle for aux regs */ 309*7c478bd9Sstevel@tonic-gate ddi_dma_handle_t c_dmahandle; /* DMA handle */ 310*7c478bd9Sstevel@tonic-gate uint_t *c_auxio_reg; /* auxio registers */ 311*7c478bd9Sstevel@tonic-gate ddi_dma_attr_t c_fd_dma_lim; /* DMA limit structure */ 312*7c478bd9Sstevel@tonic-gate caddr_t dma_buf; /* Temporary DMAble buffer */ 313*7c478bd9Sstevel@tonic-gate ddi_acc_handle_t c_dma_buf_handle; /* DMA handle for dma_buf */ 314*7c478bd9Sstevel@tonic-gate uint_t sb_dma_channel; /* 8237 dma channel no. */ 315*7c478bd9Sstevel@tonic-gate uchar_t sb_dma_lock; /* Status of DMA lock by isadma */ 316*7c478bd9Sstevel@tonic-gate }; 317*7c478bd9Sstevel@tonic-gate #endif /* !_ASM */ 318*7c478bd9Sstevel@tonic-gate 319*7c478bd9Sstevel@tonic-gate /* types of controllers supported by this driver */ 320*7c478bd9Sstevel@tonic-gate #define FDCTYPE_82072 0x0001 321*7c478bd9Sstevel@tonic-gate #define FDCTYPE_82077 0x0002 322*7c478bd9Sstevel@tonic-gate #define FDCTYPE_CTRLMASK 0x000f 323*7c478bd9Sstevel@tonic-gate 324*7c478bd9Sstevel@tonic-gate /* types of io chips which indicates the type of auxio register */ 325*7c478bd9Sstevel@tonic-gate #define FDCTYPE_MACHIO 0x0010 326*7c478bd9Sstevel@tonic-gate #define FDCTYPE_SLAVIO 0x0020 327*7c478bd9Sstevel@tonic-gate #define FDCTYPE_CHEERIO 0x0040 328*7c478bd9Sstevel@tonic-gate #define FDCTYPE_SB 0x0080 329*7c478bd9Sstevel@tonic-gate #define FDCTYPE_AUXIOMASK 0x00f0 330*7c478bd9Sstevel@tonic-gate 331*7c478bd9Sstevel@tonic-gate /* Method used for transferring data */ 332*7c478bd9Sstevel@tonic-gate #define FDCTYPE_DMA 0x1000 /* supports DMA for the floppy */ 333*7c478bd9Sstevel@tonic-gate #define FDCTYPE_DMA8237 FDCTYPE_DMA /* 8237 DMA controller */ 334*7c478bd9Sstevel@tonic-gate #define FDCTYPE_TRNSFER_MASTK 0xf000 335*7c478bd9Sstevel@tonic-gate 336*7c478bd9Sstevel@tonic-gate /* 337*7c478bd9Sstevel@tonic-gate * Early revs of the 82077 have a bug by which they 338*7c478bd9Sstevel@tonic-gate * will not respond to the TC (Terminal count) signal. 339*7c478bd9Sstevel@tonic-gate * Because this behavior is exhibited on the clone machines 340*7c478bd9Sstevel@tonic-gate * for which the 077 code has been targeted, special workaround 341*7c478bd9Sstevel@tonic-gate * logic has had to implemented for read/write commands. 342*7c478bd9Sstevel@tonic-gate */ 343*7c478bd9Sstevel@tonic-gate #define FDCTYPE_TCBUG 0x0100 344*7c478bd9Sstevel@tonic-gate #define FDCTYPE_BUGMASK 0x0f00 345*7c478bd9Sstevel@tonic-gate 346*7c478bd9Sstevel@tonic-gate /* 347*7c478bd9Sstevel@tonic-gate * Controller flags 348*7c478bd9Sstevel@tonic-gate */ 349*7c478bd9Sstevel@tonic-gate #define FDCFLG_BUSY 0x01 /* operation in progress */ 350*7c478bd9Sstevel@tonic-gate #define FDCFLG_WANT 0x02 /* csb structure wanted */ 351*7c478bd9Sstevel@tonic-gate #define FDCFLG_WAITING 0x04 /* waiting on I/O completion */ 352*7c478bd9Sstevel@tonic-gate #define FDCFLG_TIMEDOUT 0x08 /* the current operation just timed out */ 353*7c478bd9Sstevel@tonic-gate 354*7c478bd9Sstevel@tonic-gate 355*7c478bd9Sstevel@tonic-gate #ifndef _ASM 356*7c478bd9Sstevel@tonic-gate /* 357*7c478bd9Sstevel@tonic-gate * Miscellaneous 358*7c478bd9Sstevel@tonic-gate */ 359*7c478bd9Sstevel@tonic-gate #define FDREAD 1 /* for fdrw() flag */ 360*7c478bd9Sstevel@tonic-gate #define FDWRITE 2 /* for fdrw() flag */ 361*7c478bd9Sstevel@tonic-gate #define FD_CRETRY 1000000 /* retry while sending comand */ 362*7c478bd9Sstevel@tonic-gate #define FD_RRETRY 1000000 /* retry while getting results */ 363*7c478bd9Sstevel@tonic-gate #define FDXC_SLEEP 0x1 /* tell fdexec to sleep 'till done */ 364*7c478bd9Sstevel@tonic-gate #define FDXC_CHECKCHG 0x2 /* tell fdexec to check disk chnged */ 365*7c478bd9Sstevel@tonic-gate #define FD_SB_DMA_ALIGN 0x10000 /* DMA alignment for South Bridge */ 366*7c478bd9Sstevel@tonic-gate 367*7c478bd9Sstevel@tonic-gate 368*7c478bd9Sstevel@tonic-gate /* 369*7c478bd9Sstevel@tonic-gate * flags/masks for error printing. 370*7c478bd9Sstevel@tonic-gate * the levels are for severity 371*7c478bd9Sstevel@tonic-gate */ 372*7c478bd9Sstevel@tonic-gate #define FDEP_L0 0 /* chatty as can be - for debug! */ 373*7c478bd9Sstevel@tonic-gate #define FDEP_L1 1 /* best for debug */ 374*7c478bd9Sstevel@tonic-gate #define FDEP_L2 2 /* minor errors - retries, etc. */ 375*7c478bd9Sstevel@tonic-gate #define FDEP_L3 3 /* major errors */ 376*7c478bd9Sstevel@tonic-gate #define FDEP_L4 4 /* catastophic errors, don't mask! */ 377*7c478bd9Sstevel@tonic-gate #define FDEP_LMAX 4 /* catastophic errors, don't mask! */ 378*7c478bd9Sstevel@tonic-gate #define FDERRPRINT(l, m, args) \ 379*7c478bd9Sstevel@tonic-gate { if (((l) >= fderrlevel) && ((m) & fderrmask)) cmn_err args; } 380*7c478bd9Sstevel@tonic-gate 381*7c478bd9Sstevel@tonic-gate /* 382*7c478bd9Sstevel@tonic-gate * for each function, we can mask off its printing by clearing its bit in 383*7c478bd9Sstevel@tonic-gate * the fderrmask. Some functions (attach, ident) share a mask bit 384*7c478bd9Sstevel@tonic-gate */ 385*7c478bd9Sstevel@tonic-gate #define FDEM_IDEN 0x00000001 /* fdidentify */ 386*7c478bd9Sstevel@tonic-gate #define FDEM_ATTA 0x00000001 /* fdattach */ 387*7c478bd9Sstevel@tonic-gate #define FDEM_SIZE 0x00000002 /* fdsize */ 388*7c478bd9Sstevel@tonic-gate #define FDEM_OPEN 0x00000004 /* fdopen */ 389*7c478bd9Sstevel@tonic-gate #define FDEM_GETL 0x00000008 /* fdgetlabel */ 390*7c478bd9Sstevel@tonic-gate #define FDEM_CLOS 0x00000010 /* fdclose */ 391*7c478bd9Sstevel@tonic-gate #define FDEM_STRA 0x00000020 /* fdstrategy */ 392*7c478bd9Sstevel@tonic-gate #define FDEM_STRT 0x00000040 /* fdstart */ 393*7c478bd9Sstevel@tonic-gate #define FDEM_RDWR 0x00000080 /* fdrdwr */ 394*7c478bd9Sstevel@tonic-gate #define FDEM_CMD 0x00000100 /* fdcmd */ 395*7c478bd9Sstevel@tonic-gate #define FDEM_EXEC 0x00000200 /* fdexec */ 396*7c478bd9Sstevel@tonic-gate #define FDEM_RECO 0x00000400 /* fdrecover */ 397*7c478bd9Sstevel@tonic-gate #define FDEM_INTR 0x00000800 /* fdintr */ 398*7c478bd9Sstevel@tonic-gate #define FDEM_WATC 0x00001000 /* fdwatch */ 399*7c478bd9Sstevel@tonic-gate #define FDEM_IOCT 0x00002000 /* fdioctl */ 400*7c478bd9Sstevel@tonic-gate #define FDEM_RAWI 0x00004000 /* fdrawioctl */ 401*7c478bd9Sstevel@tonic-gate #define FDEM_DUMP 0x00008000 /* fddump */ 402*7c478bd9Sstevel@tonic-gate #define FDEM_GETC 0x00010000 /* fdgetcsb */ 403*7c478bd9Sstevel@tonic-gate #define FDEM_RETC 0x00020000 /* fdretcsb */ 404*7c478bd9Sstevel@tonic-gate #define FDEM_RESE 0x00040000 /* fdreset */ 405*7c478bd9Sstevel@tonic-gate #define FDEM_RECA 0x00080000 /* fdrecalseek */ 406*7c478bd9Sstevel@tonic-gate #define FDEM_FORM 0x00100000 /* fdformat */ 407*7c478bd9Sstevel@tonic-gate #define FDEM_RW 0x00200000 /* fdrw */ 408*7c478bd9Sstevel@tonic-gate #define FDEM_CHEK 0x00400000 /* fdcheckdisk */ 409*7c478bd9Sstevel@tonic-gate #define FDEM_DSEL 0x00800000 /* fdselect */ 410*7c478bd9Sstevel@tonic-gate #define FDEM_EJEC 0x01000000 /* fdeject */ 411*7c478bd9Sstevel@tonic-gate #define FDEM_SCHG 0x02000000 /* fdsense_chng */ 412*7c478bd9Sstevel@tonic-gate #define FDEM_PACK 0x04000000 /* fdpacklabel */ 413*7c478bd9Sstevel@tonic-gate #define FDEM_MODS 0x08000000 /* _init, _info, _fini */ 414*7c478bd9Sstevel@tonic-gate #define FDEM_MOFF 0x10000000 /* fdmotoff */ 415*7c478bd9Sstevel@tonic-gate #define FDEM_SDMA 0x20000000 /* fdstart_dma */ 416*7c478bd9Sstevel@tonic-gate #define FDEM_PWR 0x40000000 /* fd power management */ 417*7c478bd9Sstevel@tonic-gate #define FDEM_ALL 0xFFFFFFFF /* all */ 418*7c478bd9Sstevel@tonic-gate 419*7c478bd9Sstevel@tonic-gate #endif /* !_ASM */ 420*7c478bd9Sstevel@tonic-gate 421*7c478bd9Sstevel@tonic-gate #ifdef __cplusplus 422*7c478bd9Sstevel@tonic-gate } 423*7c478bd9Sstevel@tonic-gate #endif 424*7c478bd9Sstevel@tonic-gate 425*7c478bd9Sstevel@tonic-gate #endif /* !_SYS_FDVAR_H */ 426