digi.c revision 94340
176195Sbrian/*- 276195Sbrian * Copyright (c) 2001 Brian Somers <brian@Awfulhak.org> 376358Sbrian * based on work by Slawa Olhovchenkov 476358Sbrian * John Prince <johnp@knight-trosoft.com> 576358Sbrian * Eric Hernes 676195Sbrian * All rights reserved. 776195Sbrian * 876195Sbrian * Redistribution and use in source and binary forms, with or without 976195Sbrian * modification, are permitted provided that the following conditions 1076195Sbrian * are met: 1176195Sbrian * 1. Redistributions of source code must retain the above copyright 1276195Sbrian * notice, this list of conditions and the following disclaimer. 1376195Sbrian * 2. Redistributions in binary form must reproduce the above copyright 1476195Sbrian * notice, this list of conditions and the following disclaimer in the 1576195Sbrian * documentation and/or other materials provided with the distribution. 1676195Sbrian * 1776195Sbrian * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 1876195Sbrian * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 1976195Sbrian * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2076195Sbrian * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 2176195Sbrian * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2276195Sbrian * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2376195Sbrian * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2476195Sbrian * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 2576195Sbrian * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 2676195Sbrian * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2776195Sbrian * SUCH DAMAGE. 2876195Sbrian * 2976195Sbrian * $FreeBSD: head/sys/dev/digi/digi.c 94340 2002-04-10 03:13:28Z brian $ 3076195Sbrian */ 3176195Sbrian 3276195Sbrian/*- 3376195Sbrian * TODO: 3476195Sbrian * Figure out what the con bios stuff is supposed to do 3576195Sbrian * Test with *LOTS* more cards - I only have a PCI8r and an ISA Xem. 3676195Sbrian */ 3776195Sbrian 3890684Sbde#include "opt_compat.h" 3990684Sbde 4076195Sbrian#include <sys/param.h> 4176195Sbrian#include <sys/systm.h> 4276195Sbrian#include <sys/proc.h> 4376195Sbrian#include <sys/conf.h> 4476195Sbrian#include <sys/linker.h> 4576195Sbrian#include <sys/kernel.h> 4676195Sbrian#include <sys/mbuf.h> 4776195Sbrian#include <sys/malloc.h> 4876195Sbrian#include <sys/tty.h> 4976195Sbrian#include <sys/syslog.h> 5076195Sbrian#include <sys/fcntl.h> 5176195Sbrian#include <sys/bus.h> 5276195Sbrian#include <sys/bus.h> 5376195Sbrian#include <machine/resource.h> 5476195Sbrian 5576848Sbrian#include <sys/digiio.h> 5676853Sbrian#include <dev/digi/digireg.h> 5776853Sbrian#include <dev/digi/digi.h> 5876853Sbrian#include <dev/digi/digi_mod.h> 5976853Sbrian#include <dev/digi/digi_pci.h> 6076195Sbrian 6176195Sbrian#define CDEV_MAJOR 162 6276195Sbrian 6376195Sbrian#define CTRL_DEV 0x800000 6476195Sbrian#define CALLOUT_MASK 0x400000 6576195Sbrian#define CONTROL_INIT_STATE 0x100000 6676195Sbrian#define CONTROL_LOCK_STATE 0x200000 6776195Sbrian#define CONTROL_MASK (CTRL_DEV|CONTROL_INIT_STATE|CONTROL_LOCK_STATE) 6876195Sbrian#define UNIT_MASK 0x030000 6976195Sbrian#define PORT_MASK 0x0000FF 7076195Sbrian#define DEV_TO_UNIT(dev) (MINOR_TO_UNIT(minor(dev))) 7176195Sbrian#define MINOR_MAGIC_MASK (CALLOUT_MASK | CONTROL_MASK) 7276195Sbrian#define MINOR_TO_UNIT(mynor) (((mynor) & UNIT_MASK)>>16) 7376195Sbrian#define MINOR_TO_PORT(mynor) ((mynor) & PORT_MASK) 7476195Sbrian 7576195Sbrianstatic d_open_t digiopen; 7676195Sbrianstatic d_close_t digiclose; 7776195Sbrianstatic d_read_t digiread; 7876195Sbrianstatic d_write_t digiwrite; 7976195Sbrianstatic d_ioctl_t digiioctl; 8076195Sbrian 8176195Sbrianstatic void digistop(struct tty *tp, int rw); 8276195Sbrianstatic int digimctl(struct digi_p *port, int bits, int how); 8376195Sbrianstatic void digi_poll(void *ptr); 8476195Sbrianstatic void digi_freemoduledata(struct digi_softc *); 8576195Sbrianstatic void fepcmd(struct digi_p *port, int cmd, int op, int ncmds); 8676195Sbrianstatic void digistart(struct tty *tp); 8776195Sbrianstatic int digiparam(struct tty *tp, struct termios *t); 8876195Sbrianstatic void digihardclose(struct digi_p *port); 8976195Sbrianstatic void digi_intr(void *); 9076195Sbrianstatic int digi_init(struct digi_softc *_sc); 9176195Sbrianstatic int digi_loadmoduledata(struct digi_softc *); 9276195Sbrianstatic int digi_inuse(struct digi_softc *); 9376195Sbrianstatic void digi_free_state(struct digi_softc *); 9476195Sbrian 9576195Sbrian#define fepcmd_b(port, cmd, op1, op2, ncmds) \ 9676195Sbrian fepcmd(port, cmd, (op2 << 8) | op1, ncmds) 9776195Sbrian#define fepcmd_w fepcmd 9876195Sbrian 9976195Sbrian 10076195Sbrianstatic speed_t digidefaultrate = TTYDEF_SPEED; 10176195Sbrian 10276195Sbrianstruct con_bios { 10376195Sbrian struct con_bios *next; 10476195Sbrian u_char *bios; 10576195Sbrian size_t size; 10676195Sbrian}; 10776195Sbrian 10889062Smsmithstatic struct con_bios *con_bios_list; 10991445Speterdevclass_t digi_devclass; 11076195Sbrianstatic char driver_name[] = "digi"; 11176195Sbrianunsigned digi_debug = 0; 11276195Sbrian 11376195Sbrianstatic struct speedtab digispeedtab[] = { 11476195Sbrian { 0, 0}, /* old (sysV-like) Bx codes */ 11576195Sbrian { 50, 1}, 11676195Sbrian { 75, 2}, 11776195Sbrian { 110, 3}, 11876195Sbrian { 134, 4}, 11976195Sbrian { 150, 5}, 12076195Sbrian { 200, 6}, 12176195Sbrian { 300, 7}, 12276195Sbrian { 600, 8}, 12376195Sbrian { 1200, 9}, 12476195Sbrian { 1800, 10}, 12576195Sbrian { 2400, 11}, 12676195Sbrian { 4800, 12}, 12776195Sbrian { 9600, 13}, 12876195Sbrian { 19200, 14}, 12976195Sbrian { 38400, 15}, 13076195Sbrian { 57600, (02000 | 1)}, 13176195Sbrian { 76800, (02000 | 2)}, 13276195Sbrian { 115200, (02000 | 3)}, 13376195Sbrian { 230400, (02000 | 6)}, 13476195Sbrian { -1, -1} 13576195Sbrian}; 13676195Sbrian 13776195Sbrianconst struct digi_control_signals digi_xixe_signals = { 13876195Sbrian 0x02, 0x08, 0x10, 0x20, 0x40, 0x80 13976195Sbrian}; 14076195Sbrian 14176195Sbrianconst struct digi_control_signals digi_normal_signals = { 14276195Sbrian 0x02, 0x80, 0x20, 0x10, 0x40, 0x01 14376195Sbrian}; 14476195Sbrian 14576195Sbrianstatic struct cdevsw digi_sw = { 14676195Sbrian digiopen, /* open */ 14776195Sbrian digiclose, /* close */ 14876195Sbrian digiread, /* read */ 14976195Sbrian digiwrite, /* write */ 15076195Sbrian digiioctl, /* ioctl */ 15176195Sbrian ttypoll, /* poll */ 15276195Sbrian nommap, /* mmap */ 15376195Sbrian nostrategy, /* strategy */ 15476195Sbrian driver_name, /* name */ 15576195Sbrian CDEV_MAJOR, /* maj */ 15676195Sbrian nodump, /* dump */ 15776195Sbrian nopsize, /* psize */ 15876195Sbrian D_TTY | D_KQFILTER, /* flags */ 15976195Sbrian ttykqfilter /* bmaj */ 16076195Sbrian}; 16176195Sbrian 16276195Sbrianstatic void 16376195Sbriandigi_poll(void *ptr) 16476195Sbrian{ 16576195Sbrian struct digi_softc *sc; 16676195Sbrian 16776195Sbrian sc = (struct digi_softc *)ptr; 16876195Sbrian callout_handle_init(&sc->callout); 16976195Sbrian digi_intr(sc); 17076195Sbrian sc->callout = timeout(digi_poll, sc, (hz >= 200) ? hz / 100 : 1); 17176195Sbrian} 17276195Sbrian 17376195Sbrianstatic void 17476195Sbriandigi_int_test(void *v) 17576195Sbrian{ 17676195Sbrian struct digi_softc *sc = v; 17776195Sbrian 17876195Sbrian callout_handle_init(&sc->inttest); 17976195Sbrian#ifdef DIGI_INTERRUPT 18076195Sbrian if (sc->intr_timestamp.tv_sec || sc->intr_timestamp.tv_usec) { 18176195Sbrian /* interrupt OK! */ 18276195Sbrian return; 18376195Sbrian } 18476195Sbrian log(LOG_ERR, "digi%d: Interrupt didn't work, use polled mode\n", unit); 18576195Sbrian#endif 18676195Sbrian sc->callout = timeout(digi_poll, sc, (hz >= 200) ? hz / 100 : 1); 18776195Sbrian} 18876195Sbrian 18976195Sbrianstatic void 19076195Sbriandigi_freemoduledata(struct digi_softc *sc) 19176195Sbrian{ 19276195Sbrian if (sc->fep.data != NULL) { 19376195Sbrian free(sc->fep.data, M_TTYS); 19476195Sbrian sc->fep.data = NULL; 19576195Sbrian } 19676195Sbrian if (sc->link.data != NULL) { 19776195Sbrian free(sc->link.data, M_TTYS); 19876195Sbrian sc->link.data = NULL; 19976195Sbrian } 20076195Sbrian if (sc->bios.data != NULL) { 20176195Sbrian free(sc->bios.data, M_TTYS); 20276195Sbrian sc->bios.data = NULL; 20376195Sbrian } 20476195Sbrian} 20576195Sbrian 20676195Sbrianstatic int 20776195Sbriandigi_bcopy(const void *vfrom, void *vto, size_t sz) 20876195Sbrian{ 20976195Sbrian volatile const char *from = (volatile const char *)vfrom; 21076195Sbrian volatile char *to = (volatile char *)vto; 21176195Sbrian size_t i; 21276195Sbrian 21376195Sbrian for (i = 0; i < sz; i++) 21476195Sbrian *to++ = *from++; 21576195Sbrian 21676195Sbrian from = (const volatile char *)vfrom; 21776195Sbrian to = (volatile char *)vto; 21876195Sbrian for (i = 0; i < sz; i++) 21976195Sbrian if (*to++ != *from++) 22076195Sbrian return (0); 22176195Sbrian return (1); 22276195Sbrian} 22376195Sbrian 22494340Sbrianstatic void 22594340Sbriandigi_delay(struct digi_softc *sc, const char *txt) 22694340Sbrian{ 22794340Sbrian if (cold) 22894340Sbrian DELAY(5000); 22994340Sbrian else 23094340Sbrian tsleep(sc, PUSER | PCATCH, txt, 5); 23194340Sbrian} 23294340Sbrian 23376195Sbrianstatic int 23476195Sbriandigi_init(struct digi_softc *sc) 23576195Sbrian{ 23676195Sbrian int i, cnt, resp; 23776195Sbrian u_char *ptr; 23876195Sbrian int lowwater; 23976195Sbrian struct digi_p *port; 24076195Sbrian volatile struct board_chan *bc; 24176195Sbrian 24276195Sbrian ptr = NULL; 24376195Sbrian 24476195Sbrian if (sc->status == DIGI_STATUS_DISABLED) { 24576195Sbrian log(LOG_ERR, "digi%d: Cannot init a disabled card\n", 24676195Sbrian sc->res.unit); 24776195Sbrian return (EIO); 24876195Sbrian } 24976195Sbrian if (sc->bios.data == NULL) { 25076195Sbrian log(LOG_ERR, "digi%d: Cannot init without BIOS\n", 25176195Sbrian sc->res.unit); 25276195Sbrian return (EIO); 25376195Sbrian } 25476195Sbrian#if 0 25576195Sbrian if (sc->link.data == NULL && sc->model >= PCCX) { 25676195Sbrian log(LOG_ERR, "digi%d: Cannot init without link info\n", 25776195Sbrian sc->res.unit); 25876195Sbrian return (EIO); 25976195Sbrian } 26076195Sbrian#endif 26176195Sbrian if (sc->fep.data == NULL) { 26276195Sbrian log(LOG_ERR, "digi%d: Cannot init without fep code\n", 26376195Sbrian sc->res.unit); 26476195Sbrian return (EIO); 26576195Sbrian } 26676195Sbrian sc->status = DIGI_STATUS_NOTINIT; 26776195Sbrian 26876195Sbrian if (sc->numports) { 26976195Sbrian /* 27076195Sbrian * We're re-initialising - maybe because someone's attached 27176195Sbrian * another port module. For now, we just re-initialise 27276195Sbrian * everything. 27376195Sbrian */ 27476195Sbrian if (digi_inuse(sc)) 27576195Sbrian return (EBUSY); 27676195Sbrian 27776195Sbrian digi_free_state(sc); 27876195Sbrian } 27976195Sbrian 28076195Sbrian ptr = sc->setwin(sc, MISCGLOBAL); 28176195Sbrian for (i = 0; i < 16; i += 2) 28276195Sbrian vW(ptr + i) = 0; 28376195Sbrian 28476195Sbrian switch (sc->model) { 28576195Sbrian case PCXEVE: 28676195Sbrian outb(sc->wport, 0xff); /* window 7 */ 28776195Sbrian ptr = sc->vmem + (BIOSCODE & 0x1fff); 28876195Sbrian 28976195Sbrian if (!digi_bcopy(sc->bios.data, ptr, sc->bios.size)) { 29076195Sbrian device_printf(sc->dev, "BIOS upload failed\n"); 29176195Sbrian return (EIO); 29276195Sbrian } 29376195Sbrian 29476195Sbrian outb(sc->port, FEPCLR); 29576195Sbrian break; 29676195Sbrian 29776195Sbrian case PCXE: 29876195Sbrian case PCXI: 29976195Sbrian case PCCX: 30076195Sbrian ptr = sc->setwin(sc, BIOSCODE + ((0xf000 - sc->mem_seg) << 4)); 30176195Sbrian if (!digi_bcopy(sc->bios.data, ptr, sc->bios.size)) { 30276195Sbrian device_printf(sc->dev, "BIOS upload failed\n"); 30376195Sbrian return (EIO); 30476195Sbrian } 30576195Sbrian break; 30676195Sbrian 30776195Sbrian case PCXEM: 30876195Sbrian case PCIEPCX: 30976195Sbrian case PCIXR: 31094323Sbrian if (sc->pcibus) 31176195Sbrian PCIPORT = FEPRST; 31276195Sbrian else 31376195Sbrian outb(sc->port, FEPRST | FEPMEM); 31476195Sbrian 31594323Sbrian for (i = 0; ((sc->pcibus ? PCIPORT : inb(sc->port)) & 31676195Sbrian FEPMASK) != FEPRST; i++) { 31776195Sbrian if (i > 1000) { 31894323Sbrian log(LOG_ERR, "digi%d: %s init reset failed\n", 31994323Sbrian sc->res.unit, sc->name); 32076195Sbrian return (EIO); 32176195Sbrian } 32294340Sbrian digi_delay(sc, "digiinit0"); 32376195Sbrian } 32476195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "Got init reset after %d us\n", i)); 32576195Sbrian 32676195Sbrian /* Now upload the BIOS */ 32776195Sbrian cnt = (sc->bios.size < sc->win_size - BIOSOFFSET) ? 32876195Sbrian sc->bios.size : sc->win_size - BIOSOFFSET; 32976195Sbrian 33076195Sbrian ptr = sc->setwin(sc, BIOSOFFSET); 33176195Sbrian if (!digi_bcopy(sc->bios.data, ptr, cnt)) { 33276195Sbrian device_printf(sc->dev, "BIOS upload (1) failed\n"); 33376195Sbrian return (EIO); 33476195Sbrian } 33576195Sbrian 33676195Sbrian if (cnt != sc->bios.size) { 33776195Sbrian /* and the second part */ 33876195Sbrian ptr = sc->setwin(sc, sc->win_size); 33976195Sbrian if (!digi_bcopy(sc->bios.data + cnt, ptr, 34076195Sbrian sc->bios.size - cnt)) { 34176195Sbrian device_printf(sc->dev, "BIOS upload failed\n"); 34276195Sbrian return (EIO); 34376195Sbrian } 34476195Sbrian } 34576195Sbrian 34676195Sbrian ptr = sc->setwin(sc, 0); 34776195Sbrian vW(ptr + 0) = 0x0401; 34876195Sbrian vW(ptr + 2) = 0x0bf0; 34976195Sbrian vW(ptr + 4) = 0x0000; 35076195Sbrian vW(ptr + 6) = 0x0000; 35176195Sbrian 35276195Sbrian break; 35376195Sbrian } 35476195Sbrian 35576195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "BIOS uploaded\n")); 35676195Sbrian 35776195Sbrian ptr = sc->setwin(sc, MISCGLOBAL); 35876195Sbrian W(ptr) = 0; 35976195Sbrian 36094323Sbrian if (sc->pcibus) { 36176195Sbrian PCIPORT = FEPCLR; 36276195Sbrian resp = FEPRST; 36376195Sbrian } else if (sc->model == PCXEVE) { 36476195Sbrian outb(sc->port, FEPCLR); 36576195Sbrian resp = FEPRST; 36676195Sbrian } else { 36776195Sbrian outb(sc->port, FEPCLR | FEPMEM); 36876195Sbrian resp = FEPRST | FEPMEM; 36976195Sbrian } 37076195Sbrian 37194323Sbrian for (i = 0; ((sc->pcibus ? PCIPORT : inb(sc->port)) & FEPMASK) 37276195Sbrian == resp; i++) { 37376195Sbrian if (i > 1000) { 37476195Sbrian log(LOG_ERR, "digi%d: BIOS start failed\n", 37576195Sbrian sc->res.unit); 37676195Sbrian return (EIO); 37776195Sbrian } 37894340Sbrian digi_delay(sc, "digibios0"); 37976195Sbrian } 38076195Sbrian 38176195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "BIOS started after %d us\n", i)); 38276195Sbrian 38376195Sbrian for (i = 0; vW(ptr) != *(u_short *)"GD"; i++) { 38476195Sbrian if (i > 2000) { 38576195Sbrian log(LOG_ERR, "digi%d: BIOS boot failed " 38676195Sbrian "(0x%02x != 0x%02x)\n", 38776195Sbrian sc->res.unit, vW(ptr), *(u_short *)"GD"); 38876195Sbrian return (EIO); 38976195Sbrian } 39094340Sbrian digi_delay(sc, "digibios1"); 39176195Sbrian } 39276195Sbrian 39376195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "BIOS booted after %d iterations\n", i)); 39476195Sbrian 39576195Sbrian if (sc->link.data != NULL) { 39676195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "Loading link data\n")); 39776195Sbrian ptr = sc->setwin(sc, 0xcd0); 39876195Sbrian digi_bcopy(sc->link.data, ptr, 21); /* XXX 21 ? */ 39976195Sbrian } 40076195Sbrian 40176195Sbrian /* load FEP/OS */ 40276195Sbrian 40376195Sbrian switch (sc->model) { 40476195Sbrian case PCXE: 40576195Sbrian case PCXEVE: 40676195Sbrian case PCXI: 40776195Sbrian ptr = sc->setwin(sc, sc->model == PCXI ? 0x2000 : 0x0); 40876195Sbrian digi_bcopy(sc->fep.data, ptr, sc->fep.size); 40976195Sbrian 41076195Sbrian /* A BIOS request to move our data to 0x2000 */ 41176195Sbrian ptr = sc->setwin(sc, MBOX); 41276195Sbrian vW(ptr + 0) = 2; 41376195Sbrian vW(ptr + 2) = sc->mem_seg + FEPCODESEG; 41476195Sbrian vW(ptr + 4) = 0; 41576195Sbrian vW(ptr + 6) = FEPCODESEG; 41676195Sbrian vW(ptr + 8) = 0; 41776195Sbrian vW(ptr + 10) = sc->fep.size; 41876195Sbrian 41976195Sbrian /* Run the BIOS request */ 42076195Sbrian outb(sc->port, FEPREQ | FEPMEM); 42176195Sbrian outb(sc->port, FEPCLR | FEPMEM); 42276195Sbrian 42376195Sbrian for (i = 0; W(ptr); i++) { 42476195Sbrian if (i > 10) { 42576195Sbrian log(LOG_ERR, "digi%d: FEP/OS move failed\n", 42676195Sbrian sc->res.unit); 42776195Sbrian sc->hidewin(sc); 42876195Sbrian return (EIO); 42976195Sbrian } 43094340Sbrian digi_delay(sc, "digifep0"); 43176195Sbrian } 43276195Sbrian DLOG(DIGIDB_INIT, 43376195Sbrian (sc->dev, "FEP/OS moved after %d iterations\n", i)); 43476195Sbrian 43576195Sbrian /* Clear the confirm word */ 43676195Sbrian ptr = sc->setwin(sc, FEPSTAT); 43776195Sbrian vW(ptr + 0) = 0; 43876195Sbrian 43976195Sbrian /* A BIOS request to execute the FEP/OS */ 44076195Sbrian ptr = sc->setwin(sc, MBOX); 44176195Sbrian vW(ptr + 0) = 0x01; 44276195Sbrian vW(ptr + 2) = FEPCODESEG; 44376195Sbrian vW(ptr + 4) = 0x04; 44476195Sbrian 44576195Sbrian /* Run the BIOS request */ 44676195Sbrian outb(sc->port, FEPREQ); 44776195Sbrian outb(sc->port, FEPCLR); 44876195Sbrian 44976195Sbrian ptr = sc->setwin(sc, FEPSTAT); 45076195Sbrian 45176195Sbrian break; 45276195Sbrian 45376195Sbrian case PCXEM: 45476195Sbrian case PCIEPCX: 45576195Sbrian case PCIXR: 45676195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "Loading FEP/OS\n")); 45776195Sbrian 45876195Sbrian cnt = (sc->fep.size < sc->win_size - BIOSOFFSET) ? 45976195Sbrian sc->fep.size : sc->win_size - BIOSOFFSET; 46076195Sbrian 46176195Sbrian ptr = sc->setwin(sc, BIOSOFFSET); 46276195Sbrian digi_bcopy(sc->fep.data, ptr, cnt); 46376195Sbrian 46476195Sbrian if (cnt != sc->fep.size) { 46576195Sbrian ptr = sc->setwin(sc, BIOSOFFSET + cnt); 46676195Sbrian digi_bcopy(sc->fep.data + cnt, ptr, 46776195Sbrian sc->fep.size - cnt); 46876195Sbrian } 46976195Sbrian 47076195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "FEP/OS loaded\n")); 47176195Sbrian 47276195Sbrian ptr = sc->setwin(sc, 0xc30); 47376195Sbrian W(ptr + 4) = 0x1004; 47476195Sbrian W(ptr + 6) = 0xbfc0; 47576195Sbrian W(ptr + 0) = 0x03; 47676195Sbrian W(ptr + 2) = 0x00; 47776195Sbrian 47876195Sbrian /* Clear the confirm word */ 47976195Sbrian ptr = sc->setwin(sc, FEPSTAT); 48076195Sbrian W(ptr + 0) = 0; 48176195Sbrian 48276195Sbrian if (sc->port) 48376195Sbrian outb(sc->port, 0); /* XXX necessary ? */ 48476195Sbrian 48576195Sbrian break; 48676195Sbrian 48776195Sbrian case PCCX: 48876195Sbrian ptr = sc->setwin(sc, 0xd000); 48976195Sbrian digi_bcopy(sc->fep.data, ptr, sc->fep.size); 49076195Sbrian 49176195Sbrian /* A BIOS request to execute the FEP/OS */ 49276195Sbrian ptr = sc->setwin(sc, 0xc40); 49376195Sbrian W(ptr + 0) = 1; 49476195Sbrian W(ptr + 2) = FEPCODE >> 4; 49576195Sbrian W(ptr + 4) = 4; 49676195Sbrian 49776195Sbrian /* Clear the confirm word */ 49876195Sbrian ptr = sc->setwin(sc, FEPSTAT); 49976195Sbrian W(ptr + 0) = 0; 50076195Sbrian 50176195Sbrian /* Run the BIOS request */ 50276195Sbrian outb(sc->port, FEPREQ | FEPMEM); /* send interrupt to BIOS */ 50376195Sbrian outb(sc->port, FEPCLR | FEPMEM); 50476195Sbrian break; 50576195Sbrian } 50676195Sbrian 50776195Sbrian /* Now wait 'till the FEP/OS has booted */ 50876195Sbrian for (i = 0; vW(ptr) != *(u_short *)"OS"; i++) { 50976195Sbrian if (i > 2000) { 51076195Sbrian log(LOG_ERR, "digi%d: FEP/OS start failed " 51176195Sbrian "(0x%02x != 0x%02x)\n", 51276195Sbrian sc->res.unit, vW(ptr), *(u_short *)"OS"); 51376195Sbrian sc->hidewin(sc); 51476195Sbrian return (EIO); 51576195Sbrian } 51694340Sbrian digi_delay(sc, "digifep1"); 51776195Sbrian } 51876195Sbrian 51976195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "FEP/OS started after %d iterations\n", i)); 52076195Sbrian 52176195Sbrian if (sc->model >= PCXEM) { 52276195Sbrian ptr = sc->setwin(sc, 0xe04); 52376195Sbrian vW(ptr) = 2; 52476195Sbrian ptr = sc->setwin(sc, 0xc02); 52576195Sbrian sc->numports = vW(ptr); 52676195Sbrian } else { 52776195Sbrian ptr = sc->setwin(sc, 0xc22); 52876195Sbrian sc->numports = vW(ptr); 52976195Sbrian } 53076195Sbrian 53176195Sbrian if (sc->numports == 0) { 53276195Sbrian device_printf(sc->dev, "%s, 0 ports found\n", sc->name); 53376195Sbrian sc->hidewin(sc); 53476195Sbrian return (0); 53576195Sbrian } 53676195Sbrian 53776195Sbrian if (sc->numports > 256) { 53876195Sbrian /* Our minor numbering scheme is broken for more than 256 */ 53976195Sbrian device_printf(sc->dev, "%s, 256 ports (%d ports found)\n", 54076195Sbrian sc->name, sc->numports); 54176195Sbrian sc->numports = 256; 54276195Sbrian } else 54376195Sbrian device_printf(sc->dev, "%s, %d ports found\n", sc->name, 54476195Sbrian sc->numports); 54576195Sbrian 54676195Sbrian if (sc->ports) 54776195Sbrian free(sc->ports, M_TTYS); 54877004Sbrian sc->ports = malloc(sizeof(struct digi_p) * sc->numports, 54987503Sarr M_TTYS, M_WAITOK | M_ZERO); 55076195Sbrian 55176195Sbrian if (sc->ttys) 55276195Sbrian free(sc->ttys, M_TTYS); 55377004Sbrian sc->ttys = malloc(sizeof(struct tty) * sc->numports, 55487503Sarr M_TTYS, M_WAITOK | M_ZERO); 55576195Sbrian 55676195Sbrian /* 55776195Sbrian * XXX Should read port 0xc90 for an array of 2byte values, 1 per 55876195Sbrian * port. If the value is 0, the port is broken.... 55976195Sbrian */ 56076195Sbrian 56176195Sbrian ptr = sc->setwin(sc, 0); 56276195Sbrian 56376195Sbrian /* We should now init per-port structures */ 56476195Sbrian bc = (volatile struct board_chan *)(ptr + CHANSTRUCT); 56576195Sbrian sc->gdata = (volatile struct global_data *)(ptr + FEP_GLOBAL); 56676195Sbrian 56776195Sbrian sc->memcmd = ptr + sc->gdata->cstart; 56876195Sbrian sc->memevent = ptr + sc->gdata->istart; 56976195Sbrian 57076195Sbrian for (i = 0; i < sc->numports; i++, bc++) { 57176195Sbrian port = sc->ports + i; 57276195Sbrian port->pnum = i; 57376195Sbrian port->sc = sc; 57476195Sbrian port->status = ENABLED; 57576195Sbrian port->tp = sc->ttys + i; 57676195Sbrian port->bc = bc; 57776195Sbrian 57876195Sbrian if (sc->model == PCXEVE) { 57976195Sbrian port->txbuf = ptr + 58076195Sbrian (((bc->tseg - sc->mem_seg) << 4) & 0x1fff); 58176195Sbrian port->rxbuf = ptr + 58276195Sbrian (((bc->rseg - sc->mem_seg) << 4) & 0x1fff); 58376195Sbrian port->txwin = FEPWIN | ((bc->tseg - sc->mem_seg) >> 9); 58476195Sbrian port->rxwin = FEPWIN | ((bc->rseg - sc->mem_seg) >> 9); 58576195Sbrian } else if (sc->model == PCXI || sc->model == PCXE) { 58676195Sbrian port->txbuf = ptr + ((bc->tseg - sc->mem_seg) << 4); 58776195Sbrian port->rxbuf = ptr + ((bc->rseg - sc->mem_seg) << 4); 58876195Sbrian port->txwin = port->rxwin = 0; 58976195Sbrian } else { 59076195Sbrian port->txbuf = ptr + 59176195Sbrian (((bc->tseg - sc->mem_seg) << 4) % sc->win_size); 59276195Sbrian port->rxbuf = ptr + 59376195Sbrian (((bc->rseg - sc->mem_seg) << 4) % sc->win_size); 59476195Sbrian port->txwin = FEPWIN | 59576195Sbrian (((bc->tseg - sc->mem_seg) << 4) / sc->win_size); 59676195Sbrian port->rxwin = FEPWIN | 59776195Sbrian (((bc->rseg - sc->mem_seg) << 4) / sc->win_size); 59876195Sbrian } 59976195Sbrian port->txbufsize = bc->tmax + 1; 60076195Sbrian port->rxbufsize = bc->rmax + 1; 60176195Sbrian 60276195Sbrian lowwater = port->txbufsize >> 2; 60376195Sbrian if (lowwater > 1024) 60476195Sbrian lowwater = 1024; 60576195Sbrian sc->setwin(sc, 0); 60676195Sbrian fepcmd_w(port, STXLWATER, lowwater, 10); 60776195Sbrian fepcmd_w(port, SRXLWATER, port->rxbufsize >> 2, 10); 60876195Sbrian fepcmd_w(port, SRXHWATER, (3 * port->rxbufsize) >> 2, 10); 60976195Sbrian 61076195Sbrian bc->edelay = 100; 61176195Sbrian port->dtr_wait = 3 * hz; 61276195Sbrian 61376195Sbrian /* 61476195Sbrian * We don't use all the flags from <sys/ttydefaults.h> since 61576195Sbrian * they are only relevant for logins. It's important to have 61676195Sbrian * echo off initially so that the line doesn't start blathering 61776195Sbrian * before the echo flag can be turned off. 61876195Sbrian */ 61976195Sbrian port->it_in.c_iflag = 0; 62076195Sbrian port->it_in.c_oflag = 0; 62176195Sbrian port->it_in.c_cflag = TTYDEF_CFLAG; 62276195Sbrian port->it_in.c_lflag = 0; 62376195Sbrian termioschars(&port->it_in); 62476195Sbrian port->it_in.c_ispeed = port->it_in.c_ospeed = digidefaultrate; 62576195Sbrian port->it_out = port->it_in; 62676195Sbrian port->send_ring = 1; /* Default action on signal RI */ 62776195Sbrian 62876195Sbrian port->dev[0] = make_dev(&digi_sw, (sc->res.unit << 16) + i, 62976195Sbrian UID_ROOT, GID_WHEEL, 0600, "ttyD%d.%d", sc->res.unit, i); 63076195Sbrian port->dev[1] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 63176195Sbrian CONTROL_INIT_STATE, UID_ROOT, GID_WHEEL, 63276195Sbrian 0600, "ttyiD%d.%d", sc->res.unit, i); 63376195Sbrian port->dev[2] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 63476195Sbrian CONTROL_LOCK_STATE, UID_ROOT, GID_WHEEL, 63576195Sbrian 0600, "ttylD%d.%d", sc->res.unit, i); 63676195Sbrian port->dev[3] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 63776195Sbrian CALLOUT_MASK, UID_UUCP, GID_DIALER, 63876195Sbrian 0660, "cuaD%d.%d", sc->res.unit, i); 63976195Sbrian port->dev[4] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 64076195Sbrian CALLOUT_MASK | CONTROL_INIT_STATE, UID_UUCP, GID_DIALER, 64176195Sbrian 0660, "cuaiD%d.%d", sc->res.unit, i); 64276195Sbrian port->dev[5] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 64376195Sbrian CALLOUT_MASK | CONTROL_LOCK_STATE, UID_UUCP, GID_DIALER, 64476195Sbrian 0660, "cualD%d.%d", sc->res.unit, i); 64576195Sbrian } 64676195Sbrian 64776195Sbrian sc->hidewin(sc); 64876195Sbrian sc->inttest = timeout(digi_int_test, sc, hz); 64976195Sbrian /* fepcmd_w(&sc->ports[0], 0xff, 0, 0); */ 65076195Sbrian sc->status = DIGI_STATUS_ENABLED; 65176195Sbrian 65276195Sbrian return (0); 65376195Sbrian} 65476195Sbrian 65576195Sbrianstatic int 65676195Sbriandigimctl(struct digi_p *port, int bits, int how) 65776195Sbrian{ 65876195Sbrian int mstat; 65976195Sbrian 66076195Sbrian if (how == DMGET) { 66176195Sbrian port->sc->setwin(port->sc, 0); 66276195Sbrian mstat = port->bc->mstat; 66376195Sbrian port->sc->hidewin(port->sc); 66476195Sbrian bits = TIOCM_LE; 66576195Sbrian if (mstat & port->sc->csigs->rts) 66676195Sbrian bits |= TIOCM_RTS; 66778496Sbrian if (mstat & port->cd) 66876195Sbrian bits |= TIOCM_CD; 66978496Sbrian if (mstat & port->dsr) 67076195Sbrian bits |= TIOCM_DSR; 67176195Sbrian if (mstat & port->sc->csigs->cts) 67276195Sbrian bits |= TIOCM_CTS; 67376195Sbrian if (mstat & port->sc->csigs->ri) 67476195Sbrian bits |= TIOCM_RI; 67576195Sbrian if (mstat & port->sc->csigs->dtr) 67676195Sbrian bits |= TIOCM_DTR; 67776195Sbrian return (bits); 67876195Sbrian } 67976195Sbrian 68076195Sbrian /* Only DTR and RTS may be set */ 68176195Sbrian mstat = 0; 68276195Sbrian if (bits & TIOCM_DTR) 68376195Sbrian mstat |= port->sc->csigs->dtr; 68476195Sbrian if (bits & TIOCM_RTS) 68576195Sbrian mstat |= port->sc->csigs->rts; 68676195Sbrian 68776195Sbrian switch (how) { 68876195Sbrian case DMSET: 68976195Sbrian fepcmd_b(port, SETMODEM, mstat, ~mstat, 0); 69076195Sbrian break; 69176195Sbrian case DMBIS: 69276195Sbrian fepcmd_b(port, SETMODEM, mstat, 0, 0); 69376195Sbrian break; 69476195Sbrian case DMBIC: 69576195Sbrian fepcmd_b(port, SETMODEM, 0, mstat, 0); 69676195Sbrian break; 69776195Sbrian } 69876195Sbrian 69976195Sbrian return (0); 70076195Sbrian} 70176195Sbrian 70276195Sbrianstatic void 70376195Sbriandigi_disc_optim(struct tty *tp, struct termios *t, struct digi_p *port) 70476195Sbrian{ 70576195Sbrian if (!(t->c_iflag & (ICRNL | IGNCR | IMAXBEL | INLCR | ISTRIP)) && 70676195Sbrian (!(t->c_iflag & BRKINT) || (t->c_iflag & IGNBRK)) && 70776195Sbrian (!(t->c_iflag & PARMRK) || 70876195Sbrian (t->c_iflag & (IGNPAR | IGNBRK)) == (IGNPAR | IGNBRK)) && 70976195Sbrian !(t->c_lflag & (ECHO | ICANON | IEXTEN | ISIG | PENDIN)) && 71076195Sbrian linesw[tp->t_line].l_rint == ttyinput) 71176195Sbrian tp->t_state |= TS_CAN_BYPASS_L_RINT; 71276195Sbrian else 71376195Sbrian tp->t_state &= ~TS_CAN_BYPASS_L_RINT; 71476195Sbrian} 71576195Sbrian 71676195Sbrianint 71783366Sjuliandigiopen(dev_t dev, int flag, int mode, struct thread *td) 71876195Sbrian{ 71976195Sbrian struct digi_softc *sc; 72076195Sbrian struct tty *tp; 72176195Sbrian int unit; 72276195Sbrian int pnum; 72376195Sbrian struct digi_p *port; 72476195Sbrian int s; 72576195Sbrian int error, mynor; 72676195Sbrian volatile struct board_chan *bc; 72776195Sbrian 72876195Sbrian error = 0; 72976195Sbrian mynor = minor(dev); 73076195Sbrian unit = MINOR_TO_UNIT(minor(dev)); 73176195Sbrian pnum = MINOR_TO_PORT(minor(dev)); 73276195Sbrian 73376195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 73476195Sbrian if (!sc) 73576195Sbrian return (ENXIO); 73676195Sbrian 73776195Sbrian if (sc->status != DIGI_STATUS_ENABLED) { 73876195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "Cannot open a disabled card\n")); 73976195Sbrian return (ENXIO); 74076195Sbrian } 74176195Sbrian if (pnum >= sc->numports) { 74276195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port%d: Doesn't exist\n", pnum)); 74376195Sbrian return (ENXIO); 74476195Sbrian } 74576195Sbrian if (mynor & (CTRL_DEV | CONTROL_MASK)) { 74676195Sbrian sc->opencnt++; 74776195Sbrian return (0); 74876195Sbrian } 74976195Sbrian port = &sc->ports[pnum]; 75076195Sbrian tp = dev->si_tty = port->tp; 75176195Sbrian bc = port->bc; 75276195Sbrian 75376195Sbrian s = spltty(); 75476195Sbrian 75576195Sbrianopen_top: 75676195Sbrian while (port->status & DIGI_DTR_OFF) { 75776195Sbrian port->wopeners++; 75876195Sbrian error = tsleep(&port->dtr_wait, TTIPRI | PCATCH, "digidtr", 0); 75976195Sbrian port->wopeners--; 76076195Sbrian if (error) 76176195Sbrian goto out; 76276195Sbrian } 76376195Sbrian 76476195Sbrian if (tp->t_state & TS_ISOPEN) { 76576195Sbrian /* 76676195Sbrian * The device is open, so everything has been initialized. 76776195Sbrian * Handle conflicts. 76876195Sbrian */ 76976195Sbrian if (mynor & CALLOUT_MASK) { 77076195Sbrian if (!port->active_out) { 77176195Sbrian error = EBUSY; 77276195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port %d:" 77376195Sbrian " BUSY error = %d\n", pnum, error)); 77476195Sbrian goto out; 77576195Sbrian } 77676195Sbrian } else if (port->active_out) { 77776195Sbrian if (flag & O_NONBLOCK) { 77876195Sbrian error = EBUSY; 77976195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 78076195Sbrian "port %d: BUSY error = %d\n", pnum, error)); 78176195Sbrian goto out; 78276195Sbrian } 78376195Sbrian port->wopeners++; 78476195Sbrian error = tsleep(&port->active_out, TTIPRI | PCATCH, 78576195Sbrian "digibi", 0); 78676195Sbrian port->wopeners--; 78776195Sbrian if (error != 0) { 78876195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 78976195Sbrian "port %d: tsleep(digibi) error = %d\n", 79076195Sbrian pnum, error)); 79176195Sbrian goto out; 79276195Sbrian } 79376195Sbrian goto open_top; 79476195Sbrian } 79593593Sjhb if (tp->t_state & TS_XCLUDE && suser(td) != 0) { 79676195Sbrian error = EBUSY; 79776195Sbrian goto out; 79876195Sbrian } 79976195Sbrian } else { 80076195Sbrian /* 80176195Sbrian * The device isn't open, so there are no conflicts. 80276195Sbrian * Initialize it. Initialization is done twice in many 80376195Sbrian * cases: to preempt sleeping callin opens if we are callout, 80476195Sbrian * and to complete a callin open after DCD rises. 80576195Sbrian */ 80676195Sbrian tp->t_oproc = digistart; 80776195Sbrian tp->t_param = digiparam; 80876195Sbrian tp->t_stop = digistop; 80976195Sbrian tp->t_dev = dev; 81076195Sbrian tp->t_termios = (mynor & CALLOUT_MASK) ? 81176195Sbrian port->it_out : port->it_in; 81276195Sbrian sc->setwin(sc, 0); 81376195Sbrian 81476195Sbrian bc->rout = bc->rin; /* clear input queue */ 81576195Sbrian bc->idata = 1; 81676195Sbrian bc->iempty = 1; 81776195Sbrian bc->ilow = 1; 81878496Sbrian bc->mint = port->cd | port->sc->csigs->ri; 81976195Sbrian bc->tin = bc->tout; 82078496Sbrian if (port->ialtpin) { 82178496Sbrian port->cd = sc->csigs->dsr; 82278496Sbrian port->dsr = sc->csigs->cd; 82378496Sbrian } else { 82478496Sbrian port->cd = sc->csigs->cd; 82578496Sbrian port->dsr = sc->csigs->dsr; 82678496Sbrian } 82776195Sbrian port->wopeners++; /* XXX required ? */ 82876195Sbrian error = digiparam(tp, &tp->t_termios); 82976195Sbrian port->wopeners--; 83076195Sbrian 83176195Sbrian if (error != 0) { 83276195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 83376195Sbrian "port %d: cxpparam error = %d\n", pnum, error)); 83476195Sbrian goto out; 83576195Sbrian } 83676195Sbrian ttsetwater(tp); 83776195Sbrian 83876195Sbrian /* handle fake and initial DCD for callout devices */ 83976195Sbrian 84078496Sbrian if (bc->mstat & port->cd || mynor & CALLOUT_MASK) 84176195Sbrian linesw[tp->t_line].l_modem(tp, 1); 84276195Sbrian } 84376195Sbrian 84476195Sbrian /* Wait for DCD if necessary */ 84576195Sbrian if (!(tp->t_state & TS_CARR_ON) && !(mynor & CALLOUT_MASK) && 84676195Sbrian !(tp->t_cflag & CLOCAL) && !(flag & O_NONBLOCK)) { 84776195Sbrian port->wopeners++; 84876195Sbrian error = tsleep(TSA_CARR_ON(tp), TTIPRI | PCATCH, "digidcd", 0); 84976195Sbrian port->wopeners--; 85076195Sbrian if (error != 0) { 85176195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 85276195Sbrian "port %d: tsleep(digidcd) error = %d\n", 85376195Sbrian pnum, error)); 85476195Sbrian goto out; 85576195Sbrian } 85676195Sbrian goto open_top; 85776195Sbrian } 85876195Sbrian error = linesw[tp->t_line].l_open(dev, tp); 85976195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port %d: l_open error = %d\n", 86076195Sbrian pnum, error)); 86176195Sbrian 86276195Sbrian digi_disc_optim(tp, &tp->t_termios, port); 86376195Sbrian 86476195Sbrian if (tp->t_state & TS_ISOPEN && mynor & CALLOUT_MASK) 86576195Sbrian port->active_out = TRUE; 86676195Sbrian 86776195Sbrian if (tp->t_state & TS_ISOPEN) 86876195Sbrian sc->opencnt++; 86976195Sbrianout: 87076195Sbrian splx(s); 87176195Sbrian 87276195Sbrian if (!(tp->t_state & TS_ISOPEN)) 87376195Sbrian digihardclose(port); 87476195Sbrian 87576195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port %d: open() returns %d\n", 87676195Sbrian pnum, error)); 87776195Sbrian 87876195Sbrian return (error); 87976195Sbrian} 88076195Sbrian 88176195Sbrianint 88283366Sjuliandigiclose(dev_t dev, int flag, int mode, struct thread *td) 88376195Sbrian{ 88476195Sbrian int mynor; 88576195Sbrian struct tty *tp; 88676195Sbrian int unit, pnum; 88776195Sbrian struct digi_softc *sc; 88876195Sbrian struct digi_p *port; 88976195Sbrian int s; 89076195Sbrian 89176195Sbrian mynor = minor(dev); 89276195Sbrian unit = MINOR_TO_UNIT(mynor); 89376195Sbrian pnum = MINOR_TO_PORT(mynor); 89476195Sbrian 89576195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 89676195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiclose\n", unit)); 89776195Sbrian 89876195Sbrian if (mynor & (CTRL_DEV | CONTROL_MASK)) { 89976195Sbrian sc->opencnt--; 90076195Sbrian return (0); 90176195Sbrian } 90276195Sbrian 90376195Sbrian port = sc->ports + pnum; 90476195Sbrian tp = port->tp; 90576195Sbrian 90676195Sbrian DLOG(DIGIDB_CLOSE, (sc->dev, "port %d: closing\n", pnum)); 90776195Sbrian 90876195Sbrian s = spltty(); 90976195Sbrian linesw[tp->t_line].l_close(tp, flag); 91076195Sbrian digi_disc_optim(tp, &tp->t_termios, port); 91176195Sbrian digistop(tp, FREAD | FWRITE); 91276195Sbrian digihardclose(port); 91376195Sbrian ttyclose(tp); 91476195Sbrian if (--sc->opencnt == 0) 91576195Sbrian splx(s); 91676195Sbrian return (0); 91776195Sbrian} 91876195Sbrian 91976195Sbrianstatic void 92076195Sbriandigidtrwakeup(void *chan) 92176195Sbrian{ 92276195Sbrian struct digi_p *port = chan; 92376195Sbrian 92476195Sbrian port->status &= ~DIGI_DTR_OFF; 92576195Sbrian wakeup(&port->dtr_wait); 92676195Sbrian port->wopeners--; 92776195Sbrian} 92876195Sbrian 92976195Sbrianstatic void 93076195Sbriandigihardclose(struct digi_p *port) 93176195Sbrian{ 93276195Sbrian volatile struct board_chan *bc; 93376195Sbrian int s; 93476195Sbrian 93576195Sbrian bc = port->bc; 93676195Sbrian 93776195Sbrian s = spltty(); 93876195Sbrian port->sc->setwin(port->sc, 0); 93976195Sbrian bc->idata = 0; 94076195Sbrian bc->iempty = 0; 94176195Sbrian bc->ilow = 0; 94276195Sbrian bc->mint = 0; 94376195Sbrian if ((port->tp->t_cflag & HUPCL) || 94478496Sbrian (!port->active_out && !(bc->mstat & port->cd) && 94576195Sbrian !(port->it_in.c_cflag & CLOCAL)) || 94676195Sbrian !(port->tp->t_state & TS_ISOPEN)) { 94776195Sbrian digimctl(port, TIOCM_DTR | TIOCM_RTS, DMBIC); 94876195Sbrian if (port->dtr_wait != 0) { 94976195Sbrian /* Schedule a wakeup of any callin devices */ 95076195Sbrian port->wopeners++; 95176195Sbrian timeout(&digidtrwakeup, port, port->dtr_wait); 95276195Sbrian port->status |= DIGI_DTR_OFF; 95376195Sbrian } 95476195Sbrian } 95576195Sbrian port->active_out = FALSE; 95676195Sbrian wakeup(&port->active_out); 95776195Sbrian wakeup(TSA_CARR_ON(port->tp)); 95876195Sbrian splx(s); 95976195Sbrian} 96076195Sbrian 96176195Sbrianint 96276195Sbriandigiread(dev_t dev, struct uio *uio, int flag) 96376195Sbrian{ 96476195Sbrian int mynor; 96576195Sbrian struct tty *tp; 96676195Sbrian int error, unit, pnum; 96776195Sbrian struct digi_softc *sc; 96876195Sbrian 96976195Sbrian mynor = minor(dev); 97076195Sbrian if (mynor & CONTROL_MASK) 97176195Sbrian return (ENODEV); 97276195Sbrian 97376195Sbrian unit = MINOR_TO_UNIT(mynor); 97476195Sbrian pnum = MINOR_TO_PORT(mynor); 97576195Sbrian 97676195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 97776195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiclose\n", unit)); 97876195Sbrian tp = &sc->ttys[pnum]; 97976195Sbrian 98076195Sbrian error = linesw[tp->t_line].l_read(tp, uio, flag); 98176195Sbrian DLOG(DIGIDB_READ, (sc->dev, "port %d: read() returns %d\n", 98276195Sbrian pnum, error)); 98376195Sbrian 98476195Sbrian return (error); 98576195Sbrian} 98676195Sbrian 98776195Sbrianint 98876195Sbriandigiwrite(dev_t dev, struct uio *uio, int flag) 98976195Sbrian{ 99076195Sbrian int mynor; 99176195Sbrian struct tty *tp; 99276195Sbrian int error, unit, pnum; 99376195Sbrian struct digi_softc *sc; 99476195Sbrian 99576195Sbrian mynor = minor(dev); 99676195Sbrian if (mynor & CONTROL_MASK) 99776195Sbrian return (ENODEV); 99876195Sbrian 99976195Sbrian unit = MINOR_TO_UNIT(mynor); 100076195Sbrian pnum = MINOR_TO_PORT(mynor); 100176195Sbrian 100276195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 100376195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiclose\n", unit)); 100476195Sbrian tp = &sc->ttys[pnum]; 100576195Sbrian 100676195Sbrian error = linesw[tp->t_line].l_write(tp, uio, flag); 100776195Sbrian DLOG(DIGIDB_WRITE, (sc->dev, "port %d: write() returns %d\n", 100876195Sbrian pnum, error)); 100976195Sbrian 101076195Sbrian return (error); 101176195Sbrian} 101276195Sbrian 101376195Sbrian/* 101476195Sbrian * Load module "digi_<mod>.ko" and look for a symbol called digi_mod_<mod>. 101576195Sbrian * 101676195Sbrian * Populate sc->bios, sc->fep, and sc->link from this data. 101776195Sbrian * 101876195Sbrian * sc->fep.data, sc->bios.data and sc->link.data are malloc()d according 101976195Sbrian * to their respective sizes. 102076195Sbrian * 102176195Sbrian * The module is unloaded when we're done. 102276195Sbrian */ 102376195Sbrianstatic int 102476195Sbriandigi_loadmoduledata(struct digi_softc *sc) 102576195Sbrian{ 102676195Sbrian struct digi_mod *digi_mod; 102776195Sbrian linker_file_t lf; 102876195Sbrian char *modfile, *sym; 102976195Sbrian caddr_t symptr; 103078414Sbrian int modlen, res; 103176195Sbrian 103276195Sbrian KASSERT(sc->bios.data == NULL, ("Uninitialised BIOS variable")); 103376195Sbrian KASSERT(sc->fep.data == NULL, ("Uninitialised FEP variable")); 103476195Sbrian KASSERT(sc->link.data == NULL, ("Uninitialised LINK variable")); 103576195Sbrian KASSERT(sc->module != NULL, ("Uninitialised module name")); 103676195Sbrian 103778414Sbrian modlen = strlen(sc->module); 103878414Sbrian modfile = malloc(modlen + 6, M_TEMP, M_WAITOK); 103978414Sbrian snprintf(modfile, modlen + 6, "digi_%s", sc->module); 104094321Sbrian if ((res = linker_reference_module(modfile, NULL, &lf)) != 0) { 104194321Sbrian if (res == ENOENT && rootdev == NODEV) 104294321Sbrian printf("%s: Failed to autoload module: No filesystem\n", 104394321Sbrian modfile); 104494321Sbrian else 104594321Sbrian printf("%s: Failed %d to autoload module\n", modfile, 104694321Sbrian res); 104794321Sbrian } 104876195Sbrian free(modfile, M_TEMP); 104976195Sbrian if (res != 0) 105076195Sbrian return (res); 105176195Sbrian 105278414Sbrian sym = malloc(modlen + 10, M_TEMP, M_WAITOK); 105378414Sbrian snprintf(sym, modlen + 10, "digi_mod_%s", sc->module); 105476195Sbrian if ((symptr = linker_file_lookup_symbol(lf, sym, 0)) == NULL) 105576195Sbrian printf("digi_%s.ko: Symbol `%s' not found\n", sc->module, sym); 105676195Sbrian free(sym, M_TEMP); 105776195Sbrian 105876195Sbrian digi_mod = (struct digi_mod *)symptr; 105976195Sbrian if (digi_mod->dm_version != DIGI_MOD_VERSION) { 106076195Sbrian printf("digi_%s.ko: Invalid version %d (need %d)\n", 106176195Sbrian sc->module, digi_mod->dm_version, DIGI_MOD_VERSION); 106276195Sbrian linker_file_unload(lf); 106376195Sbrian return (EINVAL); 106476195Sbrian } 106576195Sbrian 106676195Sbrian sc->bios.size = digi_mod->dm_bios.size; 106776195Sbrian if (sc->bios.size != 0 && digi_mod->dm_bios.data != NULL) { 106887503Sarr sc->bios.data = malloc(sc->bios.size, M_TTYS, M_WAITOK); 106976195Sbrian bcopy(digi_mod->dm_bios.data, sc->bios.data, sc->bios.size); 107076195Sbrian } 107176195Sbrian 107276195Sbrian sc->fep.size = digi_mod->dm_fep.size; 107376195Sbrian if (sc->fep.size != 0 && digi_mod->dm_fep.data != NULL) { 107487503Sarr sc->fep.data = malloc(sc->fep.size, M_TTYS, M_WAITOK); 107576195Sbrian bcopy(digi_mod->dm_fep.data, sc->fep.data, sc->fep.size); 107676195Sbrian } 107776195Sbrian 107876195Sbrian sc->link.size = digi_mod->dm_link.size; 107976195Sbrian if (sc->link.size != 0 && digi_mod->dm_link.data != NULL) { 108087503Sarr sc->link.data = malloc(sc->link.size, M_TTYS, M_WAITOK); 108176195Sbrian bcopy(digi_mod->dm_link.data, sc->link.data, sc->link.size); 108276195Sbrian } 108376195Sbrian 108476195Sbrian linker_file_unload(lf); 108576195Sbrian 108676195Sbrian return (0); 108776195Sbrian} 108876195Sbrian 108976195Sbrianstatic int 109083366Sjuliandigiioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 109176195Sbrian{ 109276195Sbrian int unit, pnum, mynor, error, s; 109376195Sbrian struct digi_softc *sc; 109476195Sbrian struct digi_p *port; 109576195Sbrian struct tty *tp; 109676195Sbrian#if defined(COMPAT_43) || defined(COMPAT_SUNOS) 109776195Sbrian int oldcmd; 109876195Sbrian struct termios term; 109976195Sbrian#endif 110076195Sbrian 110176195Sbrian mynor = minor(dev); 110276195Sbrian unit = MINOR_TO_UNIT(mynor); 110376195Sbrian pnum = MINOR_TO_PORT(mynor); 110476195Sbrian 110576195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 110676195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiioctl\n", unit)); 110776195Sbrian 110876195Sbrian if (sc->status == DIGI_STATUS_DISABLED) 110976195Sbrian return (ENXIO); 111076195Sbrian 111176195Sbrian if (mynor & CTRL_DEV) { 111276195Sbrian switch (cmd) { 111376195Sbrian case DIGIIO_DEBUG: 111476195Sbrian#ifdef DEBUG 111576195Sbrian digi_debug = *(int *)data; 111676195Sbrian return (0); 111776195Sbrian#else 111876195Sbrian device_printf(sc->dev, "DEBUG not defined\n"); 111976195Sbrian return (ENXIO); 112076195Sbrian#endif 112176195Sbrian case DIGIIO_REINIT: 112276195Sbrian digi_loadmoduledata(sc); 112376195Sbrian error = digi_init(sc); 112476195Sbrian digi_freemoduledata(sc); 112576195Sbrian return (error); 112676195Sbrian 112776195Sbrian case DIGIIO_MODEL: 112876705Sbrian *(enum digi_model *)data = sc->model; 112976195Sbrian return (0); 113076195Sbrian 113176195Sbrian case DIGIIO_IDENT: 113276195Sbrian return (copyout(sc->name, *(char **)data, 113376195Sbrian strlen(sc->name) + 1)); 113476195Sbrian } 113576195Sbrian } 113676195Sbrian 113776195Sbrian if (pnum >= sc->numports) 113876195Sbrian return (ENXIO); 113976195Sbrian 114076195Sbrian port = sc->ports + pnum; 114176195Sbrian if (!(port->status & ENABLED)) 114276195Sbrian return (ENXIO); 114376195Sbrian 114476195Sbrian tp = port->tp; 114576195Sbrian 114676195Sbrian if (mynor & CONTROL_MASK) { 114776195Sbrian struct termios *ct; 114876195Sbrian 114976195Sbrian switch (mynor & CONTROL_MASK) { 115076195Sbrian case CONTROL_INIT_STATE: 115176195Sbrian ct = (mynor & CALLOUT_MASK) ? 115276195Sbrian &port->it_out : &port->it_in; 115376195Sbrian break; 115476195Sbrian case CONTROL_LOCK_STATE: 115576195Sbrian ct = (mynor & CALLOUT_MASK) ? 115676195Sbrian &port->lt_out : &port->lt_in; 115776195Sbrian break; 115876195Sbrian default: 115976195Sbrian return (ENODEV); /* /dev/nodev */ 116076195Sbrian } 116176195Sbrian 116276195Sbrian switch (cmd) { 116376195Sbrian case TIOCSETA: 116493593Sjhb error = suser(td); 116576195Sbrian if (error != 0) 116676195Sbrian return (error); 116776195Sbrian *ct = *(struct termios *)data; 116878496Sbrian return (0); 116976195Sbrian 117076195Sbrian case TIOCGETA: 117176195Sbrian *(struct termios *)data = *ct; 117278496Sbrian return (0); 117376195Sbrian 117476195Sbrian case TIOCGETD: 117576195Sbrian *(int *)data = TTYDISC; 117676195Sbrian return (0); 117778496Sbrian 117876195Sbrian case TIOCGWINSZ: 117976195Sbrian bzero(data, sizeof(struct winsize)); 118076195Sbrian return (0); 118178496Sbrian 118278496Sbrian case DIGIIO_GETALTPIN: 118378496Sbrian switch (mynor & CONTROL_MASK) { 118478496Sbrian case CONTROL_INIT_STATE: 118578496Sbrian *(int *)data = port->ialtpin; 118678496Sbrian break; 118778496Sbrian 118878496Sbrian case CONTROL_LOCK_STATE: 118978496Sbrian *(int *)data = port->laltpin; 119078496Sbrian break; 119178496Sbrian 119278496Sbrian default: 119378496Sbrian panic("Confusion when re-testing minor"); 119478496Sbrian return (ENODEV); 119578496Sbrian } 119678496Sbrian return (0); 119778496Sbrian 119878496Sbrian case DIGIIO_SETALTPIN: 119978496Sbrian switch (mynor & CONTROL_MASK) { 120078496Sbrian case CONTROL_INIT_STATE: 120178496Sbrian if (!port->laltpin) { 120278496Sbrian port->ialtpin = !!*(int *)data; 120378496Sbrian DLOG(DIGIDB_SET, (sc->dev, 120478496Sbrian "port%d: initial ALTPIN %s\n", pnum, 120578496Sbrian port->ialtpin ? "set" : "cleared")); 120678496Sbrian } 120778496Sbrian break; 120878496Sbrian 120978496Sbrian case CONTROL_LOCK_STATE: 121078496Sbrian port->laltpin = !!*(int *)data; 121178496Sbrian DLOG(DIGIDB_SET, (sc->dev, 121278496Sbrian "port%d: ALTPIN %slocked\n", 121378496Sbrian pnum, port->laltpin ? "" : "un")); 121478496Sbrian break; 121578496Sbrian 121678496Sbrian default: 121778496Sbrian panic("Confusion when re-testing minor"); 121878496Sbrian return (ENODEV); 121978496Sbrian } 122078496Sbrian return (0); 122178496Sbrian 122276195Sbrian default: 122376195Sbrian return (ENOTTY); 122476195Sbrian } 122576195Sbrian } 122678496Sbrian 122778496Sbrian switch (cmd) { 122878496Sbrian case DIGIIO_GETALTPIN: 122978496Sbrian *(int *)data = !!(port->dsr == sc->csigs->cd); 123078496Sbrian return (0); 123178496Sbrian 123278496Sbrian case DIGIIO_SETALTPIN: 123378496Sbrian if (!port->laltpin) { 123478496Sbrian if (*(int *)data) { 123578496Sbrian DLOG(DIGIDB_SET, (sc->dev, 123678496Sbrian "port%d: ALTPIN set\n", pnum)); 123778496Sbrian port->cd = sc->csigs->dsr; 123878496Sbrian port->dsr = sc->csigs->cd; 123978496Sbrian } else { 124078496Sbrian DLOG(DIGIDB_SET, (sc->dev, 124178496Sbrian "port%d: ALTPIN cleared\n", pnum)); 124278496Sbrian port->cd = sc->csigs->cd; 124378496Sbrian port->dsr = sc->csigs->dsr; 124478496Sbrian } 124578496Sbrian } 124678496Sbrian return (0); 124778496Sbrian } 124878496Sbrian 124976195Sbrian tp = port->tp; 125076195Sbrian#if defined(COMPAT_43) || defined(COMPAT_SUNOS) 125176195Sbrian term = tp->t_termios; 125276195Sbrian oldcmd = cmd; 125376195Sbrian error = ttsetcompat(tp, &cmd, data, &term); 125476195Sbrian if (error != 0) 125576195Sbrian return (error); 125676195Sbrian if (cmd != oldcmd) 125776195Sbrian data = (caddr_t) & term; 125876195Sbrian#endif 125976195Sbrian if (cmd == TIOCSETA || cmd == TIOCSETAW || cmd == TIOCSETAF) { 126076195Sbrian int cc; 126176195Sbrian struct termios *dt; 126276195Sbrian struct termios *lt; 126376195Sbrian 126476195Sbrian dt = (struct termios *)data; 126576195Sbrian lt = (mynor & CALLOUT_MASK) ? &port->lt_out : &port->lt_in; 126676195Sbrian 126776195Sbrian dt->c_iflag = 126876195Sbrian (tp->t_iflag & lt->c_iflag) | (dt->c_iflag & ~lt->c_iflag); 126976195Sbrian dt->c_oflag = 127076195Sbrian (tp->t_oflag & lt->c_oflag) | (dt->c_oflag & ~lt->c_oflag); 127176195Sbrian dt->c_cflag = 127276195Sbrian (tp->t_cflag & lt->c_cflag) | (dt->c_cflag & ~lt->c_cflag); 127376195Sbrian dt->c_lflag = 127476195Sbrian (tp->t_lflag & lt->c_lflag) | (dt->c_lflag & ~lt->c_lflag); 127576195Sbrian port->c_iflag = dt->c_iflag & (IXOFF | IXON | IXANY); 127676195Sbrian dt->c_iflag &= ~(IXOFF | IXON | IXANY); 127776195Sbrian for (cc = 0; cc < NCCS; ++cc) 127876195Sbrian if (lt->c_cc[cc] != 0) 127976195Sbrian dt->c_cc[cc] = tp->t_cc[cc]; 128076195Sbrian if (lt->c_ispeed != 0) 128176195Sbrian dt->c_ispeed = tp->t_ispeed; 128276195Sbrian if (lt->c_ospeed != 0) 128376195Sbrian dt->c_ospeed = tp->t_ospeed; 128476195Sbrian } 128583366Sjulian error = linesw[tp->t_line].l_ioctl(tp, cmd, data, flag, td); 128676195Sbrian if (error == 0 && cmd == TIOCGETA) 128776195Sbrian ((struct termios *)data)->c_iflag |= port->c_iflag; 128876195Sbrian 128976195Sbrian if (error >= 0 && error != ENOIOCTL) 129076195Sbrian return (error); 129176195Sbrian s = spltty(); 129276195Sbrian error = ttioctl(tp, cmd, data, flag); 129376195Sbrian if (error == 0 && cmd == TIOCGETA) 129476195Sbrian ((struct termios *)data)->c_iflag |= port->c_iflag; 129576195Sbrian 129676195Sbrian digi_disc_optim(tp, &tp->t_termios, port); 129776195Sbrian if (error >= 0 && error != ENOIOCTL) { 129876195Sbrian splx(s); 129976195Sbrian return (error); 130076195Sbrian } 130176195Sbrian sc->setwin(sc, 0); 130276195Sbrian switch (cmd) { 130376195Sbrian case DIGIIO_RING: 130476195Sbrian port->send_ring = *(u_char *)data; 130576195Sbrian break; 130676195Sbrian case TIOCSBRK: 130776195Sbrian /* 130883861Sbrian * now it sends 400 millisecond break because I don't know 130976195Sbrian * how to send an infinite break 131076195Sbrian */ 131183861Sbrian fepcmd_w(port, SENDBREAK, 400, 10); 131276195Sbrian break; 131376195Sbrian case TIOCCBRK: 131476195Sbrian /* now it's empty */ 131576195Sbrian break; 131676195Sbrian case TIOCSDTR: 131776195Sbrian digimctl(port, TIOCM_DTR, DMBIS); 131876195Sbrian break; 131976195Sbrian case TIOCCDTR: 132076195Sbrian digimctl(port, TIOCM_DTR, DMBIC); 132176195Sbrian break; 132276195Sbrian case TIOCMSET: 132376195Sbrian digimctl(port, *(int *)data, DMSET); 132476195Sbrian break; 132576195Sbrian case TIOCMBIS: 132676195Sbrian digimctl(port, *(int *)data, DMBIS); 132776195Sbrian break; 132876195Sbrian case TIOCMBIC: 132976195Sbrian digimctl(port, *(int *)data, DMBIC); 133076195Sbrian break; 133176195Sbrian case TIOCMGET: 133276195Sbrian *(int *)data = digimctl(port, 0, DMGET); 133376195Sbrian break; 133476195Sbrian case TIOCMSDTRWAIT: 133593593Sjhb error = suser(td); 133676195Sbrian if (error != 0) { 133776195Sbrian splx(s); 133876195Sbrian return (error); 133976195Sbrian } 134076195Sbrian port->dtr_wait = *(int *)data *hz / 100; 134176195Sbrian 134276195Sbrian break; 134376195Sbrian case TIOCMGDTRWAIT: 134476195Sbrian *(int *)data = port->dtr_wait * 100 / hz; 134576195Sbrian break; 134676195Sbrian#ifdef DIGI_INTERRUPT 134776195Sbrian case TIOCTIMESTAMP: 134876195Sbrian *(struct timeval *)data = sc->intr_timestamp; 134976195Sbrian 135076195Sbrian break; 135176195Sbrian#endif 135276195Sbrian default: 135376195Sbrian splx(s); 135476195Sbrian return (ENOTTY); 135576195Sbrian } 135676195Sbrian splx(s); 135776195Sbrian return (0); 135876195Sbrian} 135976195Sbrian 136076195Sbrianstatic int 136176195Sbriandigiparam(struct tty *tp, struct termios *t) 136276195Sbrian{ 136376195Sbrian int mynor; 136476195Sbrian int unit; 136576195Sbrian int pnum; 136676195Sbrian struct digi_softc *sc; 136776195Sbrian struct digi_p *port; 136876195Sbrian int cflag; 136976195Sbrian int iflag; 137076195Sbrian int hflow; 137176195Sbrian int s; 137276195Sbrian int window; 137376195Sbrian 137476195Sbrian mynor = minor(tp->t_dev); 137576195Sbrian unit = MINOR_TO_UNIT(mynor); 137676195Sbrian pnum = MINOR_TO_PORT(mynor); 137776195Sbrian 137876195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 137976195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiparam\n", unit)); 138076195Sbrian 138176195Sbrian port = &sc->ports[pnum]; 138276195Sbrian 138376195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: setting parameters\n", pnum)); 138476195Sbrian 138576195Sbrian if (t->c_ispeed == 0) 138676195Sbrian t->c_ispeed = t->c_ospeed; 138776195Sbrian 138876195Sbrian cflag = ttspeedtab(t->c_ospeed, digispeedtab); 138976195Sbrian 139076195Sbrian if (cflag < 0 || (cflag > 0 && t->c_ispeed != t->c_ospeed)) 139176195Sbrian return (EINVAL); 139276195Sbrian 139376195Sbrian s = splclock(); 139476195Sbrian 139576195Sbrian window = sc->window; 139676195Sbrian sc->setwin(sc, 0); 139776195Sbrian 139876195Sbrian if (cflag == 0) { /* hangup */ 139976195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: hangup\n", pnum)); 140076195Sbrian digimctl(port, TIOCM_DTR | TIOCM_RTS, DMBIC); 140176195Sbrian } else { 140276195Sbrian digimctl(port, TIOCM_DTR | TIOCM_RTS, DMBIS); 140376195Sbrian 140476195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: CBAUD = %d\n", pnum, 140576195Sbrian cflag)); 140676195Sbrian 140776195Sbrian#if 0 140876195Sbrian /* convert flags to sysV-style values */ 140976195Sbrian if (t->c_cflag & PARODD) 141076195Sbrian cflag |= 0x0200; 141176195Sbrian if (t->c_cflag & PARENB) 141276195Sbrian cflag |= 0x0100; 141376195Sbrian if (t->c_cflag & CSTOPB) 141476195Sbrian cflag |= 0x0080; 141576195Sbrian#else 141676195Sbrian /* convert flags to sysV-style values */ 141776195Sbrian if (t->c_cflag & PARODD) 141876195Sbrian cflag |= FEP_PARODD; 141976195Sbrian if (t->c_cflag & PARENB) 142076195Sbrian cflag |= FEP_PARENB; 142176195Sbrian if (t->c_cflag & CSTOPB) 142276195Sbrian cflag |= FEP_CSTOPB; 142376195Sbrian if (t->c_cflag & CLOCAL) 142476195Sbrian cflag |= FEP_CLOCAL; 142576195Sbrian#endif 142676195Sbrian 142776195Sbrian cflag |= (t->c_cflag & CSIZE) >> 4; 142876195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: CFLAG = 0x%x\n", pnum, 142976195Sbrian cflag)); 143076195Sbrian fepcmd_w(port, SETCFLAGS, (unsigned)cflag, 0); 143176195Sbrian } 143276195Sbrian 143376195Sbrian iflag = 143476195Sbrian t->c_iflag & (IGNBRK | BRKINT | IGNPAR | PARMRK | INPCK | ISTRIP); 143576195Sbrian if (port->c_iflag & IXON) 143676195Sbrian iflag |= 0x400; 143776195Sbrian if (port->c_iflag & IXANY) 143876195Sbrian iflag |= 0x800; 143976195Sbrian if (port->c_iflag & IXOFF) 144076195Sbrian iflag |= 0x1000; 144176195Sbrian 144276195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: set iflag = 0x%x\n", pnum, iflag)); 144376195Sbrian fepcmd_w(port, SETIFLAGS, (unsigned)iflag, 0); 144476195Sbrian 144576195Sbrian hflow = 0; 144676195Sbrian if (t->c_cflag & CDTR_IFLOW) 144776195Sbrian hflow |= sc->csigs->dtr; 144876195Sbrian if (t->c_cflag & CRTS_IFLOW) 144976195Sbrian hflow |= sc->csigs->rts; 145076195Sbrian if (t->c_cflag & CCTS_OFLOW) 145176195Sbrian hflow |= sc->csigs->cts; 145276195Sbrian if (t->c_cflag & CDSR_OFLOW) 145378496Sbrian hflow |= port->dsr; 145476195Sbrian if (t->c_cflag & CCAR_OFLOW) 145578496Sbrian hflow |= port->cd; 145676195Sbrian 145776195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: set hflow = 0x%x\n", pnum, hflow)); 145876195Sbrian fepcmd_w(port, SETHFLOW, 0xff00 | (unsigned)hflow, 0); 145976195Sbrian 146076195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: set startc(0x%x), stopc(0x%x)\n", 146176195Sbrian pnum, t->c_cc[VSTART], t->c_cc[VSTOP])); 146276195Sbrian fepcmd_b(port, SONOFFC, t->c_cc[VSTART], t->c_cc[VSTOP], 0); 146376195Sbrian 146476195Sbrian if (sc->window != 0) 146576195Sbrian sc->towin(sc, 0); 146676195Sbrian if (window != 0) 146776195Sbrian sc->towin(sc, window); 146876195Sbrian splx(s); 146976195Sbrian 147076195Sbrian return (0); 147176195Sbrian} 147276195Sbrian 147376195Sbrianstatic void 147476195Sbriandigi_intr(void *vp) 147576195Sbrian{ 147676195Sbrian struct digi_p *port; 147776195Sbrian char *cxcon; 147876195Sbrian struct digi_softc *sc; 147976195Sbrian int ehead, etail; 148076195Sbrian volatile struct board_chan *bc; 148176195Sbrian struct tty *tp; 148276195Sbrian int head, tail; 148376195Sbrian int wrapmask; 148476195Sbrian int size, window; 148576195Sbrian struct event { 148676195Sbrian u_char pnum; 148776195Sbrian u_char event; 148876195Sbrian u_char mstat; 148976195Sbrian u_char lstat; 149076195Sbrian } event; 149176195Sbrian 149276195Sbrian sc = vp; 149376195Sbrian 149476195Sbrian if (sc->status != DIGI_STATUS_ENABLED) { 149576195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, "interrupt on disabled board !\n")); 149676195Sbrian return; 149776195Sbrian } 149876327Sbrian 149976195Sbrian#ifdef DIGI_INTERRUPT 150076195Sbrian microtime(&sc->intr_timestamp); 150176195Sbrian#endif 150276195Sbrian 150376195Sbrian window = sc->window; 150476195Sbrian sc->setwin(sc, 0); 150576195Sbrian 150676195Sbrian if (sc->model >= PCXEM && W(sc->vmem + 0xd00)) { 150776195Sbrian struct con_bios *con = con_bios_list; 150876195Sbrian register u_char *ptr; 150976195Sbrian 151076195Sbrian ptr = sc->vmem + W(sc->vmem + 0xd00); 151176195Sbrian while (con) { 151276195Sbrian if (ptr[1] && W(ptr + 2) == W(con->bios + 2)) 151376195Sbrian /* Not first block -- exact match */ 151476195Sbrian break; 151576195Sbrian 151676195Sbrian if (W(ptr + 4) >= W(con->bios + 4) && 151776195Sbrian W(ptr + 4) <= W(con->bios + 6)) 151876195Sbrian /* Initial search concetrator BIOS */ 151976195Sbrian break; 152076195Sbrian } 152176195Sbrian 152276195Sbrian if (con == NULL) { 152376195Sbrian log(LOG_ERR, "digi%d: wanted bios LREV = 0x%04x" 152476195Sbrian " not found!\n", sc->res.unit, W(ptr + 4)); 152576195Sbrian W(ptr + 10) = 0; 152676195Sbrian W(sc->vmem + 0xd00) = 0; 152776195Sbrian goto eoi; 152876195Sbrian } 152976195Sbrian cxcon = con->bios; 153076195Sbrian W(ptr + 4) = W(cxcon + 4); 153176195Sbrian W(ptr + 6) = W(cxcon + 6); 153276195Sbrian if (ptr[1] == 0) 153376195Sbrian W(ptr + 2) = W(cxcon + 2); 153476195Sbrian W(ptr + 8) = (ptr[1] << 6) + W(cxcon + 8); 153576195Sbrian size = W(cxcon + 10) - (ptr[1] << 10); 153676195Sbrian if (size <= 0) { 153776195Sbrian W(ptr + 8) = W(cxcon + 8); 153876195Sbrian W(ptr + 10) = 0; 153976195Sbrian } else { 154076195Sbrian if (size > 1024) 154176195Sbrian size = 1024; 154276195Sbrian W(ptr + 10) = size; 154376195Sbrian bcopy(cxcon + (ptr[1] << 10), ptr + 12, size); 154476195Sbrian } 154576195Sbrian W(sc->vmem + 0xd00) = 0; 154676195Sbrian goto eoi; 154776195Sbrian } 154876195Sbrian 154976195Sbrian ehead = sc->gdata->ein; 155076195Sbrian etail = sc->gdata->eout; 155176195Sbrian if (ehead == etail) { 155276195Sbrian#ifdef DEBUG 155376195Sbrian sc->intr_count++; 155476195Sbrian if (sc->intr_count % 6000 == 0) { 155576195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, 155676195Sbrian "6000 useless polls %x %x\n", ehead, etail)); 155776195Sbrian sc->intr_count = 0; 155876195Sbrian } 155976195Sbrian#endif 156076195Sbrian goto eoi; 156176195Sbrian } 156276195Sbrian while (ehead != etail) { 156376195Sbrian event = *(volatile struct event *)(sc->memevent + etail); 156476195Sbrian 156576195Sbrian etail = (etail + 4) & sc->gdata->imax; 156676195Sbrian 156776195Sbrian if (event.pnum >= sc->numports) { 156876195Sbrian log(LOG_ERR, "digi%d: port %d: got event" 156976195Sbrian " on nonexisting port\n", sc->res.unit, 157076195Sbrian event.pnum); 157176195Sbrian continue; 157276195Sbrian } 157376195Sbrian port = &sc->ports[event.pnum]; 157476195Sbrian bc = port->bc; 157576195Sbrian tp = port->tp; 157676195Sbrian 157776195Sbrian if (!(tp->t_state & TS_ISOPEN) && !port->wopeners) { 157876195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, 157976195Sbrian "port %d: event 0x%x on closed port\n", 158076195Sbrian event.pnum, event.event)); 158176195Sbrian bc->rout = bc->rin; 158276195Sbrian bc->idata = 0; 158376195Sbrian bc->iempty = 0; 158476195Sbrian bc->ilow = 0; 158576195Sbrian bc->mint = 0; 158676195Sbrian continue; 158776195Sbrian } 158876195Sbrian if (event.event & ~ALL_IND) 158976195Sbrian log(LOG_ERR, "digi%d: port%d: ? event 0x%x mstat 0x%x" 159076195Sbrian " lstat 0x%x\n", sc->res.unit, event.pnum, 159176195Sbrian event.event, event.mstat, event.lstat); 159276195Sbrian 159376195Sbrian if (event.event & DATA_IND) { 159476195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, "port %d: DATA_IND\n", 159576195Sbrian event.pnum)); 159676195Sbrian wrapmask = port->rxbufsize - 1; 159776195Sbrian head = bc->rin; 159876195Sbrian tail = bc->rout; 159976195Sbrian 160076195Sbrian size = 0; 160176195Sbrian if (!(tp->t_state & TS_ISOPEN)) { 160276195Sbrian bc->rout = head; 160376195Sbrian goto end_of_data; 160476195Sbrian } 160576195Sbrian while (head != tail) { 160676195Sbrian int top; 160776195Sbrian 160876195Sbrian DLOG(DIGIDB_INT, (sc->dev, 160976195Sbrian "port %d: p rx head = %d tail = %d\n", 161076195Sbrian event.pnum, head, tail)); 161176195Sbrian top = (head > tail) ? head : wrapmask + 1; 161276195Sbrian sc->towin(sc, port->rxwin); 161376195Sbrian size = top - tail; 161476195Sbrian if (tp->t_state & TS_CAN_BYPASS_L_RINT) { 161576195Sbrian size = b_to_q((char *)port->rxbuf + 161676195Sbrian tail, size, &tp->t_rawq); 161776195Sbrian tail = top - size; 161876195Sbrian ttwakeup(tp); 161976195Sbrian } else for (; tail < top;) { 162076195Sbrian linesw[tp->t_line]. 162176195Sbrian l_rint(port->rxbuf[tail], tp); 162276195Sbrian sc->towin(sc, port->rxwin); 162376195Sbrian size--; 162476195Sbrian tail++; 162576195Sbrian if (tp->t_state & TS_TBLOCK) 162676195Sbrian break; 162776195Sbrian } 162876195Sbrian tail &= wrapmask; 162976195Sbrian sc->setwin(sc, 0); 163076195Sbrian bc->rout = tail; 163176195Sbrian head = bc->rin; 163276195Sbrian if (size) 163376195Sbrian break; 163476195Sbrian } 163576195Sbrian 163676195Sbrian if (bc->orun) { 163776195Sbrian CE_RECORD(port, CE_OVERRUN); 163876195Sbrian log(LOG_ERR, "digi%d: port%d: %s\n", 163976195Sbrian sc->res.unit, event.pnum, 164076195Sbrian digi_errortxt(CE_OVERRUN)); 164176195Sbrian bc->orun = 0; 164276195Sbrian } 164376195Sbrianend_of_data: 164476195Sbrian if (size) { 164576195Sbrian tp->t_state |= TS_TBLOCK; 164676195Sbrian port->status |= PAUSE_RX; 164776195Sbrian DLOG(DIGIDB_RX, (sc->dev, "port %d: pause RX\n", 164876195Sbrian event.pnum)); 164976195Sbrian } else { 165076195Sbrian bc->idata = 1; 165176195Sbrian } 165276195Sbrian } 165376195Sbrian 165476195Sbrian if (event.event & MODEMCHG_IND) { 165576195Sbrian DLOG(DIGIDB_MODEM, (sc->dev, "port %d: MODEMCHG_IND\n", 165676195Sbrian event.pnum)); 165776195Sbrian 165878496Sbrian if ((event.mstat ^ event.lstat) & port->cd) { 165976195Sbrian sc->hidewin(sc); 166076195Sbrian linesw[tp->t_line].l_modem 166178496Sbrian (tp, event.mstat & port->cd); 166276195Sbrian sc->setwin(sc, 0); 166376195Sbrian wakeup(TSA_CARR_ON(tp)); 166476195Sbrian } 166576195Sbrian 166676195Sbrian if (event.mstat & sc->csigs->ri) { 166776195Sbrian DLOG(DIGIDB_RI, (sc->dev, "port %d: RING\n", 166876195Sbrian event.pnum)); 166976195Sbrian if (port->send_ring) { 167076195Sbrian linesw[tp->t_line].l_rint('R', tp); 167176195Sbrian linesw[tp->t_line].l_rint('I', tp); 167276195Sbrian linesw[tp->t_line].l_rint('N', tp); 167376195Sbrian linesw[tp->t_line].l_rint('G', tp); 167476195Sbrian linesw[tp->t_line].l_rint('\r', tp); 167576195Sbrian linesw[tp->t_line].l_rint('\n', tp); 167676195Sbrian } 167776195Sbrian } 167876195Sbrian } 167976195Sbrian if (event.event & BREAK_IND) { 168076195Sbrian DLOG(DIGIDB_MODEM, (sc->dev, "port %d: BREAK_IND\n", 168176195Sbrian event.pnum)); 168276195Sbrian linesw[tp->t_line].l_rint(TTY_BI, tp); 168376195Sbrian } 168476195Sbrian if (event.event & (LOWTX_IND | EMPTYTX_IND)) { 168576195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, "port %d:%s%s\n", 168676195Sbrian event.pnum, 168776195Sbrian event.event & LOWTX_IND ? " LOWTX" : "", 168876195Sbrian event.event & EMPTYTX_IND ? " EMPTYTX" : "")); 168976195Sbrian (*linesw[tp->t_line].l_start)(tp); 169076195Sbrian } 169176195Sbrian } 169276195Sbrian sc->gdata->eout = etail; 169376195Sbrianeoi: 169476195Sbrian if (sc->window != 0) 169576195Sbrian sc->towin(sc, 0); 169676195Sbrian if (window != 0) 169776195Sbrian sc->towin(sc, window); 169876195Sbrian} 169976195Sbrian 170076195Sbrianstatic void 170176195Sbriandigistart(struct tty *tp) 170276195Sbrian{ 170376195Sbrian int unit; 170476195Sbrian int pnum; 170576195Sbrian struct digi_p *port; 170676195Sbrian struct digi_softc *sc; 170776195Sbrian volatile struct board_chan *bc; 170876195Sbrian int head, tail; 170976195Sbrian int size, ocount, totcnt = 0; 171076195Sbrian int s; 171176195Sbrian int wmask; 171276195Sbrian 171376195Sbrian unit = MINOR_TO_UNIT(minor(tp->t_dev)); 171476195Sbrian pnum = MINOR_TO_PORT(minor(tp->t_dev)); 171576195Sbrian 171676195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 171776195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digistart\n", unit)); 171876195Sbrian 171976195Sbrian port = &sc->ports[pnum]; 172076195Sbrian bc = port->bc; 172176195Sbrian 172276195Sbrian wmask = port->txbufsize - 1; 172376195Sbrian 172476195Sbrian s = spltty(); 172576195Sbrian port->lcc = tp->t_outq.c_cc; 172676195Sbrian sc->setwin(sc, 0); 172776195Sbrian if (!(tp->t_state & TS_TBLOCK)) { 172876195Sbrian if (port->status & PAUSE_RX) { 172976195Sbrian DLOG(DIGIDB_RX, (sc->dev, "port %d: resume RX\n", 173076195Sbrian pnum)); 173176195Sbrian /* 173276195Sbrian * CAREFUL - braces are needed here if the DLOG is 173376195Sbrian * optimised out! 173476195Sbrian */ 173576195Sbrian } 173676195Sbrian port->status &= ~PAUSE_RX; 173776195Sbrian bc->idata = 1; 173876195Sbrian } 173976195Sbrian if (!(tp->t_state & TS_TTSTOP) && port->status & PAUSE_TX) { 174076195Sbrian DLOG(DIGIDB_TX, (sc->dev, "port %d: resume TX\n", pnum)); 174176195Sbrian port->status &= ~PAUSE_TX; 174276195Sbrian fepcmd_w(port, RESUMETX, 0, 10); 174376195Sbrian } 174476195Sbrian if (tp->t_outq.c_cc == 0) 174576195Sbrian tp->t_state &= ~TS_BUSY; 174676195Sbrian else 174776195Sbrian tp->t_state |= TS_BUSY; 174876195Sbrian 174976195Sbrian head = bc->tin; 175076195Sbrian while (tp->t_outq.c_cc != 0) { 175176195Sbrian tail = bc->tout; 175276195Sbrian DLOG(DIGIDB_INT, (sc->dev, "port%d: s tx head = %d tail = %d\n", 175376195Sbrian pnum, head, tail)); 175476195Sbrian 175576195Sbrian if (head < tail) 175676195Sbrian size = tail - head - 1; 175776195Sbrian else { 175876195Sbrian size = port->txbufsize - head; 175976195Sbrian if (tail == 0) 176076195Sbrian size--; 176176195Sbrian } 176276195Sbrian 176376195Sbrian if (size == 0) 176476195Sbrian break; 176576195Sbrian sc->towin(sc, port->txwin); 176676195Sbrian ocount = q_to_b(&tp->t_outq, port->txbuf + head, size); 176776195Sbrian totcnt += ocount; 176876195Sbrian head += ocount; 176976195Sbrian head &= wmask; 177076195Sbrian sc->setwin(sc, 0); 177176195Sbrian bc->tin = head; 177276195Sbrian bc->iempty = 1; 177376195Sbrian bc->ilow = 1; 177476195Sbrian } 177576195Sbrian port->lostcc = tp->t_outq.c_cc; 177676195Sbrian tail = bc->tout; 177776195Sbrian if (head < tail) 177876195Sbrian size = port->txbufsize - tail + head; 177976195Sbrian else 178076195Sbrian size = head - tail; 178176195Sbrian 178276195Sbrian port->lbuf = size; 178376195Sbrian DLOG(DIGIDB_INT, (sc->dev, "port%d: s total cnt = %d\n", pnum, totcnt)); 178476195Sbrian ttwwakeup(tp); 178576195Sbrian splx(s); 178676195Sbrian} 178776195Sbrian 178876195Sbrianstatic void 178976195Sbriandigistop(struct tty *tp, int rw) 179076195Sbrian{ 179176195Sbrian struct digi_softc *sc; 179276195Sbrian int unit; 179376195Sbrian int pnum; 179476195Sbrian struct digi_p *port; 179576195Sbrian 179676195Sbrian unit = MINOR_TO_UNIT(minor(tp->t_dev)); 179776195Sbrian pnum = MINOR_TO_PORT(minor(tp->t_dev)); 179876195Sbrian 179976195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 180076195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digistop\n", unit)); 180176195Sbrian port = sc->ports + pnum; 180276195Sbrian 180376195Sbrian DLOG(DIGIDB_TX, (sc->dev, "port %d: pause TX\n", pnum)); 180476195Sbrian port->status |= PAUSE_TX; 180576195Sbrian fepcmd_w(port, PAUSETX, 0, 10); 180676195Sbrian} 180776195Sbrian 180876195Sbrianstatic void 180976195Sbrianfepcmd(struct digi_p *port, int cmd, int op1, int ncmds) 181076195Sbrian{ 181176195Sbrian u_char *mem; 181276195Sbrian unsigned tail, head; 181376195Sbrian int count, n; 181476195Sbrian 181576195Sbrian mem = port->sc->memcmd; 181676195Sbrian 181776195Sbrian port->sc->setwin(port->sc, 0); 181876195Sbrian 181976195Sbrian head = port->sc->gdata->cin; 182076195Sbrian mem[head + 0] = cmd; 182176195Sbrian mem[head + 1] = port->pnum; 182276195Sbrian *(ushort *)(mem + head + 2) = op1; 182376195Sbrian 182476195Sbrian head = (head + 4) & port->sc->gdata->cmax; 182576195Sbrian port->sc->gdata->cin = head; 182676195Sbrian 182776195Sbrian for (count = FEPTIMEOUT; count > 0; count--) { 182876195Sbrian head = port->sc->gdata->cin; 182976195Sbrian tail = port->sc->gdata->cout; 183076195Sbrian n = (head - tail) & port->sc->gdata->cmax; 183176195Sbrian 183276195Sbrian if (n <= ncmds * sizeof(short) * 4) 183376195Sbrian break; 183476195Sbrian } 183576195Sbrian if (count == 0) 183676195Sbrian log(LOG_ERR, "digi%d: port%d: timeout on FEP command\n", 183776195Sbrian port->sc->res.unit, port->pnum); 183876195Sbrian} 183976195Sbrian 184076195Sbrianconst char * 184176195Sbriandigi_errortxt(int id) 184276195Sbrian{ 184376195Sbrian static const char *error_desc[] = { 184476195Sbrian "silo overflow", 184576195Sbrian "interrupt-level buffer overflow", 184676195Sbrian "tty-level buffer overflow", 184776195Sbrian }; 184876195Sbrian 184976195Sbrian KASSERT(id >= 0 && id < sizeof(error_desc) / sizeof(error_desc[0]), 185076195Sbrian ("Unexpected digi error id %d\n", id)); 185176195Sbrian 185276195Sbrian return (error_desc[id]); 185376195Sbrian} 185476195Sbrian 185576195Sbrianint 185676195Sbriandigi_attach(struct digi_softc *sc) 185776195Sbrian{ 185876195Sbrian sc->res.ctldev = make_dev(&digi_sw, 185976195Sbrian (sc->res.unit << 16) | CTRL_DEV, UID_ROOT, GID_WHEEL, 186076195Sbrian 0600, "digi%r.ctl", sc->res.unit); 186176195Sbrian 186276195Sbrian digi_loadmoduledata(sc); 186376195Sbrian digi_init(sc); 186476195Sbrian digi_freemoduledata(sc); 186576195Sbrian 186676195Sbrian return (0); 186776195Sbrian} 186876195Sbrian 186976195Sbrianstatic int 187076195Sbriandigi_inuse(struct digi_softc *sc) 187176195Sbrian{ 187276195Sbrian int i; 187376195Sbrian 187476195Sbrian for (i = 0; i < sc->numports; i++) 187576195Sbrian if (sc->ttys[i].t_state & TS_ISOPEN) { 187676195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "port%d: busy\n", i)); 187776195Sbrian return (1); 187876195Sbrian } else if (sc->ports[i].wopeners || sc->ports[i].opencnt) { 187976195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "port%d: blocked in open\n", 188076195Sbrian i)); 188176195Sbrian return (1); 188276195Sbrian } 188376195Sbrian return (0); 188476195Sbrian} 188576195Sbrian 188676195Sbrianstatic void 188776195Sbriandigi_free_state(struct digi_softc *sc) 188876195Sbrian{ 188976195Sbrian int d, i; 189076195Sbrian 189176195Sbrian /* Blow it all away */ 189276195Sbrian 189376195Sbrian for (i = 0; i < sc->numports; i++) 189476195Sbrian for (d = 0; d < 6; d++) 189576195Sbrian destroy_dev(sc->ports[i].dev[d]); 189676195Sbrian 189776195Sbrian untimeout(digi_poll, sc, sc->callout); 189876195Sbrian callout_handle_init(&sc->callout); 189976195Sbrian untimeout(digi_int_test, sc, sc->inttest); 190076195Sbrian callout_handle_init(&sc->inttest); 190176195Sbrian 190276195Sbrian bus_teardown_intr(sc->dev, sc->res.irq, sc->res.irqHandler); 190376195Sbrian#ifdef DIGI_INTERRUPT 190476195Sbrian if (sc->res.irq != NULL) { 190576195Sbrian bus_release_resource(dev, SYS_RES_IRQ, sc->res.irqrid, 190676195Sbrian sc->res.irq); 190776195Sbrian sc->res.irq = NULL; 190876195Sbrian } 190976195Sbrian#endif 191076195Sbrian if (sc->numports) { 191176195Sbrian KASSERT(sc->ports, ("digi%d: Lost my ports ?", sc->res.unit)); 191276195Sbrian KASSERT(sc->ttys, ("digi%d: Lost my ttys ?", sc->res.unit)); 191377004Sbrian free(sc->ports, M_TTYS); 191476195Sbrian sc->ports = NULL; 191577004Sbrian free(sc->ttys, M_TTYS); 191676195Sbrian sc->ttys = NULL; 191776195Sbrian sc->numports = 0; 191876195Sbrian } 191976195Sbrian 192076195Sbrian sc->status = DIGI_STATUS_NOTINIT; 192176195Sbrian} 192276195Sbrian 192376195Sbrianint 192476195Sbriandigi_detach(device_t dev) 192576195Sbrian{ 192676195Sbrian struct digi_softc *sc = device_get_softc(dev); 192776195Sbrian 192876195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "detaching\n")); 192976195Sbrian 193076195Sbrian /* If we're INIT'd, numports must be 0 */ 193176195Sbrian KASSERT(sc->numports == 0 || sc->status != DIGI_STATUS_NOTINIT, 193276195Sbrian ("digi%d: numports(%d) & status(%d) are out of sync", 193376195Sbrian sc->res.unit, sc->numports, (int)sc->status)); 193476195Sbrian 193576195Sbrian if (digi_inuse(sc)) 193676195Sbrian return (EBUSY); 193776195Sbrian 193876195Sbrian digi_free_state(sc); 193976195Sbrian 194076195Sbrian destroy_dev(makedev(CDEV_MAJOR, 194176195Sbrian (sc->res.unit << 16) | CTRL_DEV)); 194276195Sbrian 194376195Sbrian if (sc->res.mem != NULL) { 194476195Sbrian bus_release_resource(dev, SYS_RES_MEMORY, sc->res.mrid, 194576195Sbrian sc->res.mem); 194676195Sbrian sc->res.mem = NULL; 194776195Sbrian } 194876195Sbrian if (sc->res.io != NULL) { 194976195Sbrian bus_release_resource(dev, SYS_RES_IOPORT, sc->res.iorid, 195076195Sbrian sc->res.io); 195176195Sbrian sc->res.io = NULL; 195276195Sbrian } 195376195Sbrian 195476195Sbrian return (0); 195576195Sbrian} 195676195Sbrian 195776195Sbrianint 195876195Sbriandigi_shutdown(device_t dev) 195976195Sbrian{ 196076195Sbrian return (0); 196176195Sbrian} 196294320Sbrian 196394320SbrianMODULE_VERSION(digi, 1); 1964