digi.c revision 130095
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 130095 2004-06-04 20:04:52Z phk $ 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> 48129879Sphk#include <sys/module.h> 4976195Sbrian#include <sys/tty.h> 5076195Sbrian#include <sys/syslog.h> 5176195Sbrian#include <sys/fcntl.h> 5276195Sbrian#include <sys/bus.h> 5376195Sbrian#include <sys/bus.h> 5476195Sbrian#include <machine/resource.h> 5576195Sbrian 5676848Sbrian#include <sys/digiio.h> 5776853Sbrian#include <dev/digi/digireg.h> 5876853Sbrian#include <dev/digi/digi.h> 5976853Sbrian#include <dev/digi/digi_mod.h> 6076853Sbrian#include <dev/digi/digi_pci.h> 6176195Sbrian 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 = { 146126080Sphk .d_version = D_VERSION, 147111815Sphk .d_open = digiopen, 148111815Sphk .d_close = digiclose, 149111815Sphk .d_read = digiread, 150111815Sphk .d_write = digiwrite, 151111815Sphk .d_ioctl = digiioctl, 152111815Sphk .d_name = driver_name, 153126080Sphk .d_flags = D_TTY | D_NEEDGIANT, 15476195Sbrian}; 15576195Sbrian 15676195Sbrianstatic void 15776195Sbriandigi_poll(void *ptr) 15876195Sbrian{ 15976195Sbrian struct digi_softc *sc; 16076195Sbrian 16176195Sbrian sc = (struct digi_softc *)ptr; 16276195Sbrian callout_handle_init(&sc->callout); 16376195Sbrian digi_intr(sc); 16476195Sbrian sc->callout = timeout(digi_poll, sc, (hz >= 200) ? hz / 100 : 1); 16576195Sbrian} 16676195Sbrian 16776195Sbrianstatic void 16876195Sbriandigi_int_test(void *v) 16976195Sbrian{ 17076195Sbrian struct digi_softc *sc = v; 17176195Sbrian 17276195Sbrian callout_handle_init(&sc->inttest); 17376195Sbrian#ifdef DIGI_INTERRUPT 17476195Sbrian if (sc->intr_timestamp.tv_sec || sc->intr_timestamp.tv_usec) { 17576195Sbrian /* interrupt OK! */ 17676195Sbrian return; 17776195Sbrian } 17876195Sbrian log(LOG_ERR, "digi%d: Interrupt didn't work, use polled mode\n", unit); 17976195Sbrian#endif 18076195Sbrian sc->callout = timeout(digi_poll, sc, (hz >= 200) ? hz / 100 : 1); 18176195Sbrian} 18276195Sbrian 18376195Sbrianstatic void 18476195Sbriandigi_freemoduledata(struct digi_softc *sc) 18576195Sbrian{ 18676195Sbrian if (sc->fep.data != NULL) { 18776195Sbrian free(sc->fep.data, M_TTYS); 18876195Sbrian sc->fep.data = NULL; 18976195Sbrian } 19076195Sbrian if (sc->link.data != NULL) { 19176195Sbrian free(sc->link.data, M_TTYS); 19276195Sbrian sc->link.data = NULL; 19376195Sbrian } 19476195Sbrian if (sc->bios.data != NULL) { 19576195Sbrian free(sc->bios.data, M_TTYS); 19676195Sbrian sc->bios.data = NULL; 19776195Sbrian } 19876195Sbrian} 19976195Sbrian 20076195Sbrianstatic int 20176195Sbriandigi_bcopy(const void *vfrom, void *vto, size_t sz) 20276195Sbrian{ 20376195Sbrian volatile const char *from = (volatile const char *)vfrom; 20476195Sbrian volatile char *to = (volatile char *)vto; 20576195Sbrian size_t i; 20676195Sbrian 20776195Sbrian for (i = 0; i < sz; i++) 20876195Sbrian *to++ = *from++; 20976195Sbrian 21076195Sbrian from = (const volatile char *)vfrom; 21176195Sbrian to = (volatile char *)vto; 21276195Sbrian for (i = 0; i < sz; i++) 21376195Sbrian if (*to++ != *from++) 21476195Sbrian return (0); 21576195Sbrian return (1); 21676195Sbrian} 21776195Sbrian 21894358Sbrianvoid 21994361Sbriandigi_delay(struct digi_softc *sc, const char *txt, u_long timo) 22094340Sbrian{ 22194340Sbrian if (cold) 22294361Sbrian DELAY(timo * 1000000 / hz); 22394340Sbrian else 22494361Sbrian tsleep(sc, PUSER | PCATCH, txt, timo); 22594340Sbrian} 22694340Sbrian 22776195Sbrianstatic int 22876195Sbriandigi_init(struct digi_softc *sc) 22976195Sbrian{ 23076195Sbrian int i, cnt, resp; 23176195Sbrian u_char *ptr; 23276195Sbrian int lowwater; 23376195Sbrian struct digi_p *port; 23476195Sbrian volatile struct board_chan *bc; 23576195Sbrian 23676195Sbrian ptr = NULL; 23776195Sbrian 23876195Sbrian if (sc->status == DIGI_STATUS_DISABLED) { 23976195Sbrian log(LOG_ERR, "digi%d: Cannot init a disabled card\n", 24076195Sbrian sc->res.unit); 24176195Sbrian return (EIO); 24276195Sbrian } 24376195Sbrian if (sc->bios.data == NULL) { 24476195Sbrian log(LOG_ERR, "digi%d: Cannot init without BIOS\n", 24576195Sbrian sc->res.unit); 24676195Sbrian return (EIO); 24776195Sbrian } 24876195Sbrian#if 0 24976195Sbrian if (sc->link.data == NULL && sc->model >= PCCX) { 25076195Sbrian log(LOG_ERR, "digi%d: Cannot init without link info\n", 25176195Sbrian sc->res.unit); 25276195Sbrian return (EIO); 25376195Sbrian } 25476195Sbrian#endif 25576195Sbrian if (sc->fep.data == NULL) { 25676195Sbrian log(LOG_ERR, "digi%d: Cannot init without fep code\n", 25776195Sbrian sc->res.unit); 25876195Sbrian return (EIO); 25976195Sbrian } 26076195Sbrian sc->status = DIGI_STATUS_NOTINIT; 26176195Sbrian 26276195Sbrian if (sc->numports) { 26376195Sbrian /* 26476195Sbrian * We're re-initialising - maybe because someone's attached 26576195Sbrian * another port module. For now, we just re-initialise 26676195Sbrian * everything. 26776195Sbrian */ 26876195Sbrian if (digi_inuse(sc)) 26976195Sbrian return (EBUSY); 27076195Sbrian 27176195Sbrian digi_free_state(sc); 27276195Sbrian } 27376195Sbrian 27476195Sbrian ptr = sc->setwin(sc, MISCGLOBAL); 27576195Sbrian for (i = 0; i < 16; i += 2) 27676195Sbrian vW(ptr + i) = 0; 27776195Sbrian 27876195Sbrian switch (sc->model) { 27976195Sbrian case PCXEVE: 28076195Sbrian outb(sc->wport, 0xff); /* window 7 */ 28176195Sbrian ptr = sc->vmem + (BIOSCODE & 0x1fff); 28276195Sbrian 28376195Sbrian if (!digi_bcopy(sc->bios.data, ptr, sc->bios.size)) { 28476195Sbrian device_printf(sc->dev, "BIOS upload failed\n"); 28576195Sbrian return (EIO); 28676195Sbrian } 28776195Sbrian 28876195Sbrian outb(sc->port, FEPCLR); 28976195Sbrian break; 29076195Sbrian 29176195Sbrian case PCXE: 29276195Sbrian case PCXI: 29376195Sbrian case PCCX: 29476195Sbrian ptr = sc->setwin(sc, BIOSCODE + ((0xf000 - sc->mem_seg) << 4)); 29576195Sbrian if (!digi_bcopy(sc->bios.data, ptr, sc->bios.size)) { 29676195Sbrian device_printf(sc->dev, "BIOS upload failed\n"); 29776195Sbrian return (EIO); 29876195Sbrian } 29976195Sbrian break; 30076195Sbrian 30176195Sbrian case PCXEM: 30276195Sbrian case PCIEPCX: 30376195Sbrian case PCIXR: 30494323Sbrian if (sc->pcibus) 30576195Sbrian PCIPORT = FEPRST; 30676195Sbrian else 30776195Sbrian outb(sc->port, FEPRST | FEPMEM); 30876195Sbrian 30994323Sbrian for (i = 0; ((sc->pcibus ? PCIPORT : inb(sc->port)) & 31076195Sbrian FEPMASK) != FEPRST; i++) { 31194949Sbrian if (i > hz) { 31294323Sbrian log(LOG_ERR, "digi%d: %s init reset failed\n", 31394323Sbrian sc->res.unit, sc->name); 31476195Sbrian return (EIO); 31576195Sbrian } 31694361Sbrian digi_delay(sc, "digiinit0", 5); 31776195Sbrian } 31876195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "Got init reset after %d us\n", i)); 31976195Sbrian 32076195Sbrian /* Now upload the BIOS */ 32176195Sbrian cnt = (sc->bios.size < sc->win_size - BIOSOFFSET) ? 32276195Sbrian sc->bios.size : sc->win_size - BIOSOFFSET; 32376195Sbrian 32476195Sbrian ptr = sc->setwin(sc, BIOSOFFSET); 32576195Sbrian if (!digi_bcopy(sc->bios.data, ptr, cnt)) { 32676195Sbrian device_printf(sc->dev, "BIOS upload (1) failed\n"); 32776195Sbrian return (EIO); 32876195Sbrian } 32976195Sbrian 33076195Sbrian if (cnt != sc->bios.size) { 33176195Sbrian /* and the second part */ 33276195Sbrian ptr = sc->setwin(sc, sc->win_size); 33376195Sbrian if (!digi_bcopy(sc->bios.data + cnt, ptr, 33476195Sbrian sc->bios.size - cnt)) { 33576195Sbrian device_printf(sc->dev, "BIOS upload failed\n"); 33676195Sbrian return (EIO); 33776195Sbrian } 33876195Sbrian } 33976195Sbrian 34076195Sbrian ptr = sc->setwin(sc, 0); 34176195Sbrian vW(ptr + 0) = 0x0401; 34276195Sbrian vW(ptr + 2) = 0x0bf0; 34376195Sbrian vW(ptr + 4) = 0x0000; 34476195Sbrian vW(ptr + 6) = 0x0000; 34576195Sbrian 34676195Sbrian break; 34776195Sbrian } 34876195Sbrian 34976195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "BIOS uploaded\n")); 35076195Sbrian 35176195Sbrian ptr = sc->setwin(sc, MISCGLOBAL); 35276195Sbrian W(ptr) = 0; 35376195Sbrian 35494323Sbrian if (sc->pcibus) { 35576195Sbrian PCIPORT = FEPCLR; 35676195Sbrian resp = FEPRST; 35776195Sbrian } else if (sc->model == PCXEVE) { 35876195Sbrian outb(sc->port, FEPCLR); 35976195Sbrian resp = FEPRST; 36076195Sbrian } else { 36176195Sbrian outb(sc->port, FEPCLR | FEPMEM); 36276195Sbrian resp = FEPRST | FEPMEM; 36376195Sbrian } 36476195Sbrian 36594323Sbrian for (i = 0; ((sc->pcibus ? PCIPORT : inb(sc->port)) & FEPMASK) 36676195Sbrian == resp; i++) { 36794949Sbrian if (i > hz) { 36876195Sbrian log(LOG_ERR, "digi%d: BIOS start failed\n", 36976195Sbrian sc->res.unit); 37076195Sbrian return (EIO); 37176195Sbrian } 37294361Sbrian digi_delay(sc, "digibios0", 5); 37376195Sbrian } 37476195Sbrian 37576195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "BIOS started after %d us\n", i)); 37676195Sbrian 37776195Sbrian for (i = 0; vW(ptr) != *(u_short *)"GD"; i++) { 37894949Sbrian if (i > 2*hz) { 37976195Sbrian log(LOG_ERR, "digi%d: BIOS boot failed " 38076195Sbrian "(0x%02x != 0x%02x)\n", 38176195Sbrian sc->res.unit, vW(ptr), *(u_short *)"GD"); 38276195Sbrian return (EIO); 38376195Sbrian } 38494361Sbrian digi_delay(sc, "digibios1", 5); 38576195Sbrian } 38676195Sbrian 38776195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "BIOS booted after %d iterations\n", i)); 38876195Sbrian 38976195Sbrian if (sc->link.data != NULL) { 39076195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "Loading link data\n")); 39176195Sbrian ptr = sc->setwin(sc, 0xcd0); 39276195Sbrian digi_bcopy(sc->link.data, ptr, 21); /* XXX 21 ? */ 39376195Sbrian } 39476195Sbrian 39576195Sbrian /* load FEP/OS */ 39676195Sbrian 39776195Sbrian switch (sc->model) { 39876195Sbrian case PCXE: 39976195Sbrian case PCXEVE: 40076195Sbrian case PCXI: 40176195Sbrian ptr = sc->setwin(sc, sc->model == PCXI ? 0x2000 : 0x0); 40276195Sbrian digi_bcopy(sc->fep.data, ptr, sc->fep.size); 40376195Sbrian 40476195Sbrian /* A BIOS request to move our data to 0x2000 */ 40576195Sbrian ptr = sc->setwin(sc, MBOX); 40676195Sbrian vW(ptr + 0) = 2; 40776195Sbrian vW(ptr + 2) = sc->mem_seg + FEPCODESEG; 40876195Sbrian vW(ptr + 4) = 0; 40976195Sbrian vW(ptr + 6) = FEPCODESEG; 41076195Sbrian vW(ptr + 8) = 0; 41176195Sbrian vW(ptr + 10) = sc->fep.size; 41276195Sbrian 41376195Sbrian /* Run the BIOS request */ 41476195Sbrian outb(sc->port, FEPREQ | FEPMEM); 41576195Sbrian outb(sc->port, FEPCLR | FEPMEM); 41676195Sbrian 41776195Sbrian for (i = 0; W(ptr); i++) { 41894949Sbrian if (i > hz) { 41976195Sbrian log(LOG_ERR, "digi%d: FEP/OS move failed\n", 42076195Sbrian sc->res.unit); 42176195Sbrian sc->hidewin(sc); 42276195Sbrian return (EIO); 42376195Sbrian } 42494361Sbrian digi_delay(sc, "digifep0", 5); 42576195Sbrian } 42676195Sbrian DLOG(DIGIDB_INIT, 42776195Sbrian (sc->dev, "FEP/OS moved after %d iterations\n", i)); 42876195Sbrian 42976195Sbrian /* Clear the confirm word */ 43076195Sbrian ptr = sc->setwin(sc, FEPSTAT); 43176195Sbrian vW(ptr + 0) = 0; 43276195Sbrian 43376195Sbrian /* A BIOS request to execute the FEP/OS */ 43476195Sbrian ptr = sc->setwin(sc, MBOX); 43576195Sbrian vW(ptr + 0) = 0x01; 43676195Sbrian vW(ptr + 2) = FEPCODESEG; 43776195Sbrian vW(ptr + 4) = 0x04; 43876195Sbrian 43976195Sbrian /* Run the BIOS request */ 44076195Sbrian outb(sc->port, FEPREQ); 44176195Sbrian outb(sc->port, FEPCLR); 44276195Sbrian 44376195Sbrian ptr = sc->setwin(sc, FEPSTAT); 44476195Sbrian 44576195Sbrian break; 44676195Sbrian 44776195Sbrian case PCXEM: 44876195Sbrian case PCIEPCX: 44976195Sbrian case PCIXR: 45076195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "Loading FEP/OS\n")); 45176195Sbrian 45276195Sbrian cnt = (sc->fep.size < sc->win_size - BIOSOFFSET) ? 45376195Sbrian sc->fep.size : sc->win_size - BIOSOFFSET; 45476195Sbrian 45576195Sbrian ptr = sc->setwin(sc, BIOSOFFSET); 45676195Sbrian digi_bcopy(sc->fep.data, ptr, cnt); 45776195Sbrian 45876195Sbrian if (cnt != sc->fep.size) { 45976195Sbrian ptr = sc->setwin(sc, BIOSOFFSET + cnt); 46076195Sbrian digi_bcopy(sc->fep.data + cnt, ptr, 46176195Sbrian sc->fep.size - cnt); 46276195Sbrian } 46376195Sbrian 46476195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "FEP/OS loaded\n")); 46576195Sbrian 46676195Sbrian ptr = sc->setwin(sc, 0xc30); 46776195Sbrian W(ptr + 4) = 0x1004; 46876195Sbrian W(ptr + 6) = 0xbfc0; 46976195Sbrian W(ptr + 0) = 0x03; 47076195Sbrian W(ptr + 2) = 0x00; 47176195Sbrian 47276195Sbrian /* Clear the confirm word */ 47376195Sbrian ptr = sc->setwin(sc, FEPSTAT); 47476195Sbrian W(ptr + 0) = 0; 47576195Sbrian 47676195Sbrian if (sc->port) 47776195Sbrian outb(sc->port, 0); /* XXX necessary ? */ 47876195Sbrian 47976195Sbrian break; 48076195Sbrian 48176195Sbrian case PCCX: 48276195Sbrian ptr = sc->setwin(sc, 0xd000); 48376195Sbrian digi_bcopy(sc->fep.data, ptr, sc->fep.size); 48476195Sbrian 48576195Sbrian /* A BIOS request to execute the FEP/OS */ 48676195Sbrian ptr = sc->setwin(sc, 0xc40); 48776195Sbrian W(ptr + 0) = 1; 48876195Sbrian W(ptr + 2) = FEPCODE >> 4; 48976195Sbrian W(ptr + 4) = 4; 49076195Sbrian 49176195Sbrian /* Clear the confirm word */ 49276195Sbrian ptr = sc->setwin(sc, FEPSTAT); 49376195Sbrian W(ptr + 0) = 0; 49476195Sbrian 49576195Sbrian /* Run the BIOS request */ 49676195Sbrian outb(sc->port, FEPREQ | FEPMEM); /* send interrupt to BIOS */ 49776195Sbrian outb(sc->port, FEPCLR | FEPMEM); 49876195Sbrian break; 49976195Sbrian } 50076195Sbrian 50176195Sbrian /* Now wait 'till the FEP/OS has booted */ 50276195Sbrian for (i = 0; vW(ptr) != *(u_short *)"OS"; i++) { 50394949Sbrian if (i > 2*hz) { 50476195Sbrian log(LOG_ERR, "digi%d: FEP/OS start failed " 50576195Sbrian "(0x%02x != 0x%02x)\n", 50676195Sbrian sc->res.unit, vW(ptr), *(u_short *)"OS"); 50776195Sbrian sc->hidewin(sc); 50876195Sbrian return (EIO); 50976195Sbrian } 51094361Sbrian digi_delay(sc, "digifep1", 5); 51176195Sbrian } 51276195Sbrian 51376195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "FEP/OS started after %d iterations\n", i)); 51476195Sbrian 51576195Sbrian if (sc->model >= PCXEM) { 51676195Sbrian ptr = sc->setwin(sc, 0xe04); 51776195Sbrian vW(ptr) = 2; 51876195Sbrian ptr = sc->setwin(sc, 0xc02); 51976195Sbrian sc->numports = vW(ptr); 52076195Sbrian } else { 52176195Sbrian ptr = sc->setwin(sc, 0xc22); 52276195Sbrian sc->numports = vW(ptr); 52376195Sbrian } 52476195Sbrian 52576195Sbrian if (sc->numports == 0) { 52676195Sbrian device_printf(sc->dev, "%s, 0 ports found\n", sc->name); 52776195Sbrian sc->hidewin(sc); 52876195Sbrian return (0); 52976195Sbrian } 53076195Sbrian 53176195Sbrian if (sc->numports > 256) { 53276195Sbrian /* Our minor numbering scheme is broken for more than 256 */ 53376195Sbrian device_printf(sc->dev, "%s, 256 ports (%d ports found)\n", 53476195Sbrian sc->name, sc->numports); 53576195Sbrian sc->numports = 256; 53676195Sbrian } else 53776195Sbrian device_printf(sc->dev, "%s, %d ports found\n", sc->name, 53876195Sbrian sc->numports); 53976195Sbrian 54076195Sbrian if (sc->ports) 54176195Sbrian free(sc->ports, M_TTYS); 54277004Sbrian sc->ports = malloc(sizeof(struct digi_p) * sc->numports, 543111119Simp M_TTYS, M_WAITOK | M_ZERO); 54476195Sbrian 54576195Sbrian if (sc->ttys) 54676195Sbrian free(sc->ttys, M_TTYS); 54777004Sbrian sc->ttys = malloc(sizeof(struct tty) * sc->numports, 548111119Simp M_TTYS, M_WAITOK | M_ZERO); 54976195Sbrian 55076195Sbrian /* 55176195Sbrian * XXX Should read port 0xc90 for an array of 2byte values, 1 per 55276195Sbrian * port. If the value is 0, the port is broken.... 55376195Sbrian */ 55476195Sbrian 55576195Sbrian ptr = sc->setwin(sc, 0); 55676195Sbrian 55776195Sbrian /* We should now init per-port structures */ 55876195Sbrian bc = (volatile struct board_chan *)(ptr + CHANSTRUCT); 55976195Sbrian sc->gdata = (volatile struct global_data *)(ptr + FEP_GLOBAL); 56076195Sbrian 56176195Sbrian sc->memcmd = ptr + sc->gdata->cstart; 56276195Sbrian sc->memevent = ptr + sc->gdata->istart; 56376195Sbrian 56476195Sbrian for (i = 0; i < sc->numports; i++, bc++) { 56576195Sbrian port = sc->ports + i; 56676195Sbrian port->pnum = i; 56776195Sbrian port->sc = sc; 56876195Sbrian port->status = ENABLED; 56976195Sbrian port->tp = sc->ttys + i; 57076195Sbrian port->bc = bc; 57176195Sbrian 57276195Sbrian if (sc->model == PCXEVE) { 57376195Sbrian port->txbuf = ptr + 57476195Sbrian (((bc->tseg - sc->mem_seg) << 4) & 0x1fff); 57576195Sbrian port->rxbuf = ptr + 57676195Sbrian (((bc->rseg - sc->mem_seg) << 4) & 0x1fff); 57776195Sbrian port->txwin = FEPWIN | ((bc->tseg - sc->mem_seg) >> 9); 57876195Sbrian port->rxwin = FEPWIN | ((bc->rseg - sc->mem_seg) >> 9); 57976195Sbrian } else if (sc->model == PCXI || sc->model == PCXE) { 58076195Sbrian port->txbuf = ptr + ((bc->tseg - sc->mem_seg) << 4); 58176195Sbrian port->rxbuf = ptr + ((bc->rseg - sc->mem_seg) << 4); 58276195Sbrian port->txwin = port->rxwin = 0; 58376195Sbrian } else { 58476195Sbrian port->txbuf = ptr + 58576195Sbrian (((bc->tseg - sc->mem_seg) << 4) % sc->win_size); 58676195Sbrian port->rxbuf = ptr + 58776195Sbrian (((bc->rseg - sc->mem_seg) << 4) % sc->win_size); 58876195Sbrian port->txwin = FEPWIN | 58976195Sbrian (((bc->tseg - sc->mem_seg) << 4) / sc->win_size); 59076195Sbrian port->rxwin = FEPWIN | 59176195Sbrian (((bc->rseg - sc->mem_seg) << 4) / sc->win_size); 59276195Sbrian } 59376195Sbrian port->txbufsize = bc->tmax + 1; 59476195Sbrian port->rxbufsize = bc->rmax + 1; 59576195Sbrian 59676195Sbrian lowwater = port->txbufsize >> 2; 59776195Sbrian if (lowwater > 1024) 59876195Sbrian lowwater = 1024; 59976195Sbrian sc->setwin(sc, 0); 60076195Sbrian fepcmd_w(port, STXLWATER, lowwater, 10); 60176195Sbrian fepcmd_w(port, SRXLWATER, port->rxbufsize >> 2, 10); 60276195Sbrian fepcmd_w(port, SRXHWATER, (3 * port->rxbufsize) >> 2, 10); 60376195Sbrian 60476195Sbrian bc->edelay = 100; 60576195Sbrian port->dtr_wait = 3 * hz; 60676195Sbrian 60776195Sbrian /* 60876195Sbrian * We don't use all the flags from <sys/ttydefaults.h> since 60976195Sbrian * they are only relevant for logins. It's important to have 61076195Sbrian * echo off initially so that the line doesn't start blathering 61176195Sbrian * before the echo flag can be turned off. 61276195Sbrian */ 61376195Sbrian port->it_in.c_iflag = 0; 61476195Sbrian port->it_in.c_oflag = 0; 61576195Sbrian port->it_in.c_cflag = TTYDEF_CFLAG; 61676195Sbrian port->it_in.c_lflag = 0; 61776195Sbrian termioschars(&port->it_in); 61876195Sbrian port->it_in.c_ispeed = port->it_in.c_ospeed = digidefaultrate; 61976195Sbrian port->it_out = port->it_in; 62076195Sbrian port->send_ring = 1; /* Default action on signal RI */ 62176195Sbrian 62276195Sbrian port->dev[0] = make_dev(&digi_sw, (sc->res.unit << 16) + i, 62376195Sbrian UID_ROOT, GID_WHEEL, 0600, "ttyD%d.%d", sc->res.unit, i); 62476195Sbrian port->dev[1] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 62576195Sbrian CONTROL_INIT_STATE, UID_ROOT, GID_WHEEL, 62676195Sbrian 0600, "ttyiD%d.%d", sc->res.unit, i); 62776195Sbrian port->dev[2] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 62876195Sbrian CONTROL_LOCK_STATE, UID_ROOT, GID_WHEEL, 62976195Sbrian 0600, "ttylD%d.%d", sc->res.unit, i); 63076195Sbrian port->dev[3] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 63176195Sbrian CALLOUT_MASK, UID_UUCP, GID_DIALER, 63276195Sbrian 0660, "cuaD%d.%d", sc->res.unit, i); 63376195Sbrian port->dev[4] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 63476195Sbrian CALLOUT_MASK | CONTROL_INIT_STATE, UID_UUCP, GID_DIALER, 63576195Sbrian 0660, "cuaiD%d.%d", sc->res.unit, i); 63676195Sbrian port->dev[5] = make_dev(&digi_sw, ((sc->res.unit << 16) + i) | 63776195Sbrian CALLOUT_MASK | CONTROL_LOCK_STATE, UID_UUCP, GID_DIALER, 63876195Sbrian 0660, "cualD%d.%d", sc->res.unit, i); 63976195Sbrian } 64076195Sbrian 64176195Sbrian sc->hidewin(sc); 64276195Sbrian sc->inttest = timeout(digi_int_test, sc, hz); 64376195Sbrian /* fepcmd_w(&sc->ports[0], 0xff, 0, 0); */ 64476195Sbrian sc->status = DIGI_STATUS_ENABLED; 64576195Sbrian 64676195Sbrian return (0); 64776195Sbrian} 64876195Sbrian 64976195Sbrianstatic int 65076195Sbriandigimctl(struct digi_p *port, int bits, int how) 65176195Sbrian{ 65276195Sbrian int mstat; 65376195Sbrian 65476195Sbrian if (how == DMGET) { 65576195Sbrian port->sc->setwin(port->sc, 0); 65676195Sbrian mstat = port->bc->mstat; 65776195Sbrian port->sc->hidewin(port->sc); 65876195Sbrian bits = TIOCM_LE; 65976195Sbrian if (mstat & port->sc->csigs->rts) 66076195Sbrian bits |= TIOCM_RTS; 66178496Sbrian if (mstat & port->cd) 66276195Sbrian bits |= TIOCM_CD; 66378496Sbrian if (mstat & port->dsr) 66476195Sbrian bits |= TIOCM_DSR; 66576195Sbrian if (mstat & port->sc->csigs->cts) 66676195Sbrian bits |= TIOCM_CTS; 66776195Sbrian if (mstat & port->sc->csigs->ri) 66876195Sbrian bits |= TIOCM_RI; 66976195Sbrian if (mstat & port->sc->csigs->dtr) 67076195Sbrian bits |= TIOCM_DTR; 67176195Sbrian return (bits); 67276195Sbrian } 67376195Sbrian 67476195Sbrian /* Only DTR and RTS may be set */ 67576195Sbrian mstat = 0; 67676195Sbrian if (bits & TIOCM_DTR) 67776195Sbrian mstat |= port->sc->csigs->dtr; 67876195Sbrian if (bits & TIOCM_RTS) 67976195Sbrian mstat |= port->sc->csigs->rts; 68076195Sbrian 68176195Sbrian switch (how) { 68276195Sbrian case DMSET: 68376195Sbrian fepcmd_b(port, SETMODEM, mstat, ~mstat, 0); 68476195Sbrian break; 68576195Sbrian case DMBIS: 68676195Sbrian fepcmd_b(port, SETMODEM, mstat, 0, 0); 68776195Sbrian break; 68876195Sbrian case DMBIC: 68976195Sbrian fepcmd_b(port, SETMODEM, 0, mstat, 0); 69076195Sbrian break; 69176195Sbrian } 69276195Sbrian 69376195Sbrian return (0); 69476195Sbrian} 69576195Sbrian 69676195Sbrianstatic void 69776195Sbriandigi_disc_optim(struct tty *tp, struct termios *t, struct digi_p *port) 69876195Sbrian{ 69976195Sbrian if (!(t->c_iflag & (ICRNL | IGNCR | IMAXBEL | INLCR | ISTRIP)) && 70076195Sbrian (!(t->c_iflag & BRKINT) || (t->c_iflag & IGNBRK)) && 70176195Sbrian (!(t->c_iflag & PARMRK) || 70276195Sbrian (t->c_iflag & (IGNPAR | IGNBRK)) == (IGNPAR | IGNBRK)) && 70376195Sbrian !(t->c_lflag & (ECHO | ICANON | IEXTEN | ISIG | PENDIN)) && 70476195Sbrian linesw[tp->t_line].l_rint == ttyinput) 70576195Sbrian tp->t_state |= TS_CAN_BYPASS_L_RINT; 70676195Sbrian else 70776195Sbrian tp->t_state &= ~TS_CAN_BYPASS_L_RINT; 70876195Sbrian} 70976195Sbrian 710104094Sphkstatic int 71183366Sjuliandigiopen(dev_t dev, int flag, int mode, struct thread *td) 71276195Sbrian{ 71376195Sbrian struct digi_softc *sc; 71476195Sbrian struct tty *tp; 71576195Sbrian int unit; 71676195Sbrian int pnum; 71776195Sbrian struct digi_p *port; 71876195Sbrian int s; 71976195Sbrian int error, mynor; 72076195Sbrian volatile struct board_chan *bc; 72176195Sbrian 72276195Sbrian error = 0; 72376195Sbrian mynor = minor(dev); 72476195Sbrian unit = MINOR_TO_UNIT(minor(dev)); 72576195Sbrian pnum = MINOR_TO_PORT(minor(dev)); 72676195Sbrian 72776195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 72876195Sbrian if (!sc) 72976195Sbrian return (ENXIO); 73076195Sbrian 73176195Sbrian if (sc->status != DIGI_STATUS_ENABLED) { 73276195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "Cannot open a disabled card\n")); 73376195Sbrian return (ENXIO); 73476195Sbrian } 73576195Sbrian if (pnum >= sc->numports) { 73676195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port%d: Doesn't exist\n", pnum)); 73776195Sbrian return (ENXIO); 73876195Sbrian } 73976195Sbrian if (mynor & (CTRL_DEV | CONTROL_MASK)) { 74076195Sbrian sc->opencnt++; 74176195Sbrian return (0); 74276195Sbrian } 74376195Sbrian port = &sc->ports[pnum]; 74476195Sbrian tp = dev->si_tty = port->tp; 74576195Sbrian bc = port->bc; 74676195Sbrian 74776195Sbrian s = spltty(); 74876195Sbrian 74976195Sbrianopen_top: 75076195Sbrian while (port->status & DIGI_DTR_OFF) { 75176195Sbrian port->wopeners++; 75276195Sbrian error = tsleep(&port->dtr_wait, TTIPRI | PCATCH, "digidtr", 0); 75376195Sbrian port->wopeners--; 75476195Sbrian if (error) 75576195Sbrian goto out; 75676195Sbrian } 75776195Sbrian 75876195Sbrian if (tp->t_state & TS_ISOPEN) { 75976195Sbrian /* 76076195Sbrian * The device is open, so everything has been initialized. 76176195Sbrian * Handle conflicts. 76276195Sbrian */ 76376195Sbrian if (mynor & CALLOUT_MASK) { 76476195Sbrian if (!port->active_out) { 76576195Sbrian error = EBUSY; 76676195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port %d:" 76776195Sbrian " BUSY error = %d\n", pnum, error)); 76876195Sbrian goto out; 76976195Sbrian } 77076195Sbrian } else if (port->active_out) { 77176195Sbrian if (flag & O_NONBLOCK) { 77276195Sbrian error = EBUSY; 77376195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 77476195Sbrian "port %d: BUSY error = %d\n", pnum, error)); 77576195Sbrian goto out; 77676195Sbrian } 77776195Sbrian port->wopeners++; 77876195Sbrian error = tsleep(&port->active_out, TTIPRI | PCATCH, 77976195Sbrian "digibi", 0); 78076195Sbrian port->wopeners--; 78176195Sbrian if (error != 0) { 78276195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 78376195Sbrian "port %d: tsleep(digibi) error = %d\n", 78476195Sbrian pnum, error)); 78576195Sbrian goto out; 78676195Sbrian } 78776195Sbrian goto open_top; 78876195Sbrian } 78993593Sjhb if (tp->t_state & TS_XCLUDE && suser(td) != 0) { 79076195Sbrian error = EBUSY; 79176195Sbrian goto out; 79276195Sbrian } 79376195Sbrian } else { 79476195Sbrian /* 79576195Sbrian * The device isn't open, so there are no conflicts. 79676195Sbrian * Initialize it. Initialization is done twice in many 79776195Sbrian * cases: to preempt sleeping callin opens if we are callout, 79876195Sbrian * and to complete a callin open after DCD rises. 79976195Sbrian */ 80076195Sbrian tp->t_oproc = digistart; 80176195Sbrian tp->t_param = digiparam; 80276195Sbrian tp->t_stop = digistop; 80376195Sbrian tp->t_dev = dev; 80476195Sbrian tp->t_termios = (mynor & CALLOUT_MASK) ? 80576195Sbrian port->it_out : port->it_in; 80676195Sbrian sc->setwin(sc, 0); 80776195Sbrian 80876195Sbrian bc->rout = bc->rin; /* clear input queue */ 80976195Sbrian bc->idata = 1; 81076195Sbrian bc->iempty = 1; 81176195Sbrian bc->ilow = 1; 81278496Sbrian bc->mint = port->cd | port->sc->csigs->ri; 81376195Sbrian bc->tin = bc->tout; 81478496Sbrian if (port->ialtpin) { 81578496Sbrian port->cd = sc->csigs->dsr; 81678496Sbrian port->dsr = sc->csigs->cd; 81778496Sbrian } else { 81878496Sbrian port->cd = sc->csigs->cd; 81978496Sbrian port->dsr = sc->csigs->dsr; 82078496Sbrian } 82176195Sbrian port->wopeners++; /* XXX required ? */ 82276195Sbrian error = digiparam(tp, &tp->t_termios); 82376195Sbrian port->wopeners--; 82476195Sbrian 82576195Sbrian if (error != 0) { 82676195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 82776195Sbrian "port %d: cxpparam error = %d\n", pnum, error)); 82876195Sbrian goto out; 82976195Sbrian } 83076195Sbrian ttsetwater(tp); 83176195Sbrian 83276195Sbrian /* handle fake and initial DCD for callout devices */ 83376195Sbrian 83478496Sbrian if (bc->mstat & port->cd || mynor & CALLOUT_MASK) 835130077Sphk ttyld_modem(tp, 1); 83676195Sbrian } 83776195Sbrian 83876195Sbrian /* Wait for DCD if necessary */ 83976195Sbrian if (!(tp->t_state & TS_CARR_ON) && !(mynor & CALLOUT_MASK) && 84076195Sbrian !(tp->t_cflag & CLOCAL) && !(flag & O_NONBLOCK)) { 84176195Sbrian port->wopeners++; 84276195Sbrian error = tsleep(TSA_CARR_ON(tp), TTIPRI | PCATCH, "digidcd", 0); 84376195Sbrian port->wopeners--; 84476195Sbrian if (error != 0) { 84576195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, 84676195Sbrian "port %d: tsleep(digidcd) error = %d\n", 84776195Sbrian pnum, error)); 84876195Sbrian goto out; 84976195Sbrian } 85076195Sbrian goto open_top; 85176195Sbrian } 852130077Sphk error = ttyld_open(tp, dev); 85376195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port %d: l_open error = %d\n", 85476195Sbrian pnum, error)); 85576195Sbrian 85676195Sbrian digi_disc_optim(tp, &tp->t_termios, port); 85776195Sbrian 85876195Sbrian if (tp->t_state & TS_ISOPEN && mynor & CALLOUT_MASK) 85976195Sbrian port->active_out = TRUE; 86076195Sbrian 86176195Sbrian if (tp->t_state & TS_ISOPEN) 86276195Sbrian sc->opencnt++; 86376195Sbrianout: 86476195Sbrian splx(s); 86576195Sbrian 86676195Sbrian if (!(tp->t_state & TS_ISOPEN)) 86776195Sbrian digihardclose(port); 86876195Sbrian 86976195Sbrian DLOG(DIGIDB_OPEN, (sc->dev, "port %d: open() returns %d\n", 87076195Sbrian pnum, error)); 87176195Sbrian 87276195Sbrian return (error); 87376195Sbrian} 87476195Sbrian 875104094Sphkstatic int 87683366Sjuliandigiclose(dev_t dev, int flag, int mode, struct thread *td) 87776195Sbrian{ 87876195Sbrian int mynor; 87976195Sbrian struct tty *tp; 88076195Sbrian int unit, pnum; 88176195Sbrian struct digi_softc *sc; 88276195Sbrian struct digi_p *port; 88376195Sbrian int s; 88476195Sbrian 88576195Sbrian mynor = minor(dev); 88676195Sbrian unit = MINOR_TO_UNIT(mynor); 88776195Sbrian pnum = MINOR_TO_PORT(mynor); 88876195Sbrian 88976195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 89076195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiclose\n", unit)); 89176195Sbrian 89276195Sbrian if (mynor & (CTRL_DEV | CONTROL_MASK)) { 89376195Sbrian sc->opencnt--; 89476195Sbrian return (0); 89576195Sbrian } 89676195Sbrian 89776195Sbrian port = sc->ports + pnum; 89876195Sbrian tp = port->tp; 89976195Sbrian 90076195Sbrian DLOG(DIGIDB_CLOSE, (sc->dev, "port %d: closing\n", pnum)); 90176195Sbrian 90276195Sbrian s = spltty(); 903130077Sphk ttyld_close(tp, flag); 90476195Sbrian digi_disc_optim(tp, &tp->t_termios, port); 90576195Sbrian digihardclose(port); 90676195Sbrian ttyclose(tp); 90776195Sbrian if (--sc->opencnt == 0) 90876195Sbrian splx(s); 90976195Sbrian return (0); 91076195Sbrian} 91176195Sbrian 91276195Sbrianstatic void 91376195Sbriandigidtrwakeup(void *chan) 91476195Sbrian{ 91576195Sbrian struct digi_p *port = chan; 91676195Sbrian 91776195Sbrian port->status &= ~DIGI_DTR_OFF; 91876195Sbrian wakeup(&port->dtr_wait); 91976195Sbrian port->wopeners--; 92076195Sbrian} 92176195Sbrian 92276195Sbrianstatic void 92376195Sbriandigihardclose(struct digi_p *port) 92476195Sbrian{ 92576195Sbrian volatile struct board_chan *bc; 92676195Sbrian int s; 92776195Sbrian 92876195Sbrian bc = port->bc; 92976195Sbrian 93076195Sbrian s = spltty(); 93176195Sbrian port->sc->setwin(port->sc, 0); 93276195Sbrian bc->idata = 0; 93376195Sbrian bc->iempty = 0; 93476195Sbrian bc->ilow = 0; 93576195Sbrian bc->mint = 0; 93676195Sbrian if ((port->tp->t_cflag & HUPCL) || 93778496Sbrian (!port->active_out && !(bc->mstat & port->cd) && 93876195Sbrian !(port->it_in.c_cflag & CLOCAL)) || 93976195Sbrian !(port->tp->t_state & TS_ISOPEN)) { 94076195Sbrian digimctl(port, TIOCM_DTR | TIOCM_RTS, DMBIC); 94176195Sbrian if (port->dtr_wait != 0) { 94276195Sbrian /* Schedule a wakeup of any callin devices */ 94376195Sbrian port->wopeners++; 94476195Sbrian timeout(&digidtrwakeup, port, port->dtr_wait); 94576195Sbrian port->status |= DIGI_DTR_OFF; 94676195Sbrian } 94776195Sbrian } 94876195Sbrian port->active_out = FALSE; 94976195Sbrian wakeup(&port->active_out); 95076195Sbrian wakeup(TSA_CARR_ON(port->tp)); 95176195Sbrian splx(s); 95276195Sbrian} 95376195Sbrian 954104094Sphkstatic int 95576195Sbriandigiread(dev_t dev, struct uio *uio, int flag) 95676195Sbrian{ 95776195Sbrian int mynor; 95876195Sbrian struct tty *tp; 95976195Sbrian int error, unit, pnum; 96076195Sbrian struct digi_softc *sc; 96176195Sbrian 96276195Sbrian mynor = minor(dev); 96376195Sbrian if (mynor & CONTROL_MASK) 96476195Sbrian return (ENODEV); 96576195Sbrian 96676195Sbrian unit = MINOR_TO_UNIT(mynor); 96776195Sbrian pnum = MINOR_TO_PORT(mynor); 96876195Sbrian 96976195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 97076195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiclose\n", unit)); 97176195Sbrian tp = &sc->ttys[pnum]; 97276195Sbrian 973130077Sphk error = ttyld_read(tp, uio, flag); 97476195Sbrian DLOG(DIGIDB_READ, (sc->dev, "port %d: read() returns %d\n", 97576195Sbrian pnum, error)); 97676195Sbrian 97776195Sbrian return (error); 97876195Sbrian} 97976195Sbrian 980104094Sphkstatic int 98176195Sbriandigiwrite(dev_t dev, struct uio *uio, int flag) 98276195Sbrian{ 98376195Sbrian int mynor; 98476195Sbrian struct tty *tp; 98576195Sbrian int error, unit, pnum; 98676195Sbrian struct digi_softc *sc; 98776195Sbrian 98876195Sbrian mynor = minor(dev); 98976195Sbrian if (mynor & CONTROL_MASK) 99076195Sbrian return (ENODEV); 99176195Sbrian 99276195Sbrian unit = MINOR_TO_UNIT(mynor); 99376195Sbrian pnum = MINOR_TO_PORT(mynor); 99476195Sbrian 99576195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 99676195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiclose\n", unit)); 99776195Sbrian tp = &sc->ttys[pnum]; 99876195Sbrian 999130077Sphk error = ttyld_write(tp, uio, flag); 100076195Sbrian DLOG(DIGIDB_WRITE, (sc->dev, "port %d: write() returns %d\n", 100176195Sbrian pnum, error)); 100276195Sbrian 100376195Sbrian return (error); 100476195Sbrian} 100576195Sbrian 100676195Sbrian/* 100776195Sbrian * Load module "digi_<mod>.ko" and look for a symbol called digi_mod_<mod>. 100876195Sbrian * 100976195Sbrian * Populate sc->bios, sc->fep, and sc->link from this data. 101076195Sbrian * 101176195Sbrian * sc->fep.data, sc->bios.data and sc->link.data are malloc()d according 101276195Sbrian * to their respective sizes. 101376195Sbrian * 101476195Sbrian * The module is unloaded when we're done. 101576195Sbrian */ 101676195Sbrianstatic int 101776195Sbriandigi_loadmoduledata(struct digi_softc *sc) 101876195Sbrian{ 101976195Sbrian struct digi_mod *digi_mod; 102076195Sbrian linker_file_t lf; 102176195Sbrian char *modfile, *sym; 102276195Sbrian caddr_t symptr; 102378414Sbrian int modlen, res; 102476195Sbrian 102576195Sbrian KASSERT(sc->bios.data == NULL, ("Uninitialised BIOS variable")); 102676195Sbrian KASSERT(sc->fep.data == NULL, ("Uninitialised FEP variable")); 102776195Sbrian KASSERT(sc->link.data == NULL, ("Uninitialised LINK variable")); 102876195Sbrian KASSERT(sc->module != NULL, ("Uninitialised module name")); 102976195Sbrian 103078414Sbrian modlen = strlen(sc->module); 1031111119Simp modfile = malloc(modlen + 6, M_TEMP, M_WAITOK); 103278414Sbrian snprintf(modfile, modlen + 6, "digi_%s", sc->module); 103394321Sbrian if ((res = linker_reference_module(modfile, NULL, &lf)) != 0) { 103494321Sbrian if (res == ENOENT && rootdev == NODEV) 103594321Sbrian printf("%s: Failed to autoload module: No filesystem\n", 103694321Sbrian modfile); 103794321Sbrian else 103894321Sbrian printf("%s: Failed %d to autoload module\n", modfile, 103994321Sbrian res); 104094321Sbrian } 104176195Sbrian free(modfile, M_TEMP); 104276195Sbrian if (res != 0) 104376195Sbrian return (res); 104476195Sbrian 1045111119Simp sym = malloc(modlen + 10, M_TEMP, M_WAITOK); 104678414Sbrian snprintf(sym, modlen + 10, "digi_mod_%s", sc->module); 104776195Sbrian if ((symptr = linker_file_lookup_symbol(lf, sym, 0)) == NULL) 104876195Sbrian printf("digi_%s.ko: Symbol `%s' not found\n", sc->module, sym); 104976195Sbrian free(sym, M_TEMP); 105076195Sbrian 105176195Sbrian digi_mod = (struct digi_mod *)symptr; 105276195Sbrian if (digi_mod->dm_version != DIGI_MOD_VERSION) { 105376195Sbrian printf("digi_%s.ko: Invalid version %d (need %d)\n", 105476195Sbrian sc->module, digi_mod->dm_version, DIGI_MOD_VERSION); 105576195Sbrian linker_file_unload(lf); 105676195Sbrian return (EINVAL); 105776195Sbrian } 105876195Sbrian 105976195Sbrian sc->bios.size = digi_mod->dm_bios.size; 106076195Sbrian if (sc->bios.size != 0 && digi_mod->dm_bios.data != NULL) { 1061111119Simp sc->bios.data = malloc(sc->bios.size, M_TTYS, M_WAITOK); 106276195Sbrian bcopy(digi_mod->dm_bios.data, sc->bios.data, sc->bios.size); 106376195Sbrian } 106476195Sbrian 106576195Sbrian sc->fep.size = digi_mod->dm_fep.size; 106676195Sbrian if (sc->fep.size != 0 && digi_mod->dm_fep.data != NULL) { 1067111119Simp sc->fep.data = malloc(sc->fep.size, M_TTYS, M_WAITOK); 106876195Sbrian bcopy(digi_mod->dm_fep.data, sc->fep.data, sc->fep.size); 106976195Sbrian } 107076195Sbrian 107176195Sbrian sc->link.size = digi_mod->dm_link.size; 107276195Sbrian if (sc->link.size != 0 && digi_mod->dm_link.data != NULL) { 1073111119Simp sc->link.data = malloc(sc->link.size, M_TTYS, M_WAITOK); 107476195Sbrian bcopy(digi_mod->dm_link.data, sc->link.data, sc->link.size); 107576195Sbrian } 107676195Sbrian 107776195Sbrian linker_file_unload(lf); 107876195Sbrian 107976195Sbrian return (0); 108076195Sbrian} 108176195Sbrian 108276195Sbrianstatic int 108383366Sjuliandigiioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct thread *td) 108476195Sbrian{ 108576195Sbrian int unit, pnum, mynor, error, s; 108676195Sbrian struct digi_softc *sc; 108776195Sbrian struct digi_p *port; 108876195Sbrian struct tty *tp; 108976195Sbrian#if defined(COMPAT_43) || defined(COMPAT_SUNOS) 109076195Sbrian int oldcmd; 109176195Sbrian struct termios term; 109276195Sbrian#endif 109376195Sbrian 109476195Sbrian mynor = minor(dev); 109576195Sbrian unit = MINOR_TO_UNIT(mynor); 109676195Sbrian pnum = MINOR_TO_PORT(mynor); 109776195Sbrian 109876195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 109976195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiioctl\n", unit)); 110076195Sbrian 110176195Sbrian if (sc->status == DIGI_STATUS_DISABLED) 110276195Sbrian return (ENXIO); 110376195Sbrian 110476195Sbrian if (mynor & CTRL_DEV) { 110576195Sbrian switch (cmd) { 110676195Sbrian case DIGIIO_DEBUG: 110776195Sbrian#ifdef DEBUG 110876195Sbrian digi_debug = *(int *)data; 110976195Sbrian return (0); 111076195Sbrian#else 111176195Sbrian device_printf(sc->dev, "DEBUG not defined\n"); 111276195Sbrian return (ENXIO); 111376195Sbrian#endif 111476195Sbrian case DIGIIO_REINIT: 111576195Sbrian digi_loadmoduledata(sc); 111676195Sbrian error = digi_init(sc); 111776195Sbrian digi_freemoduledata(sc); 111876195Sbrian return (error); 111976195Sbrian 112076195Sbrian case DIGIIO_MODEL: 112176705Sbrian *(enum digi_model *)data = sc->model; 112276195Sbrian return (0); 112376195Sbrian 112476195Sbrian case DIGIIO_IDENT: 112576195Sbrian return (copyout(sc->name, *(char **)data, 112676195Sbrian strlen(sc->name) + 1)); 112776195Sbrian } 112876195Sbrian } 112976195Sbrian 113076195Sbrian if (pnum >= sc->numports) 113176195Sbrian return (ENXIO); 113276195Sbrian 113376195Sbrian port = sc->ports + pnum; 113476195Sbrian if (!(port->status & ENABLED)) 113576195Sbrian return (ENXIO); 113676195Sbrian 113776195Sbrian tp = port->tp; 113876195Sbrian 113976195Sbrian if (mynor & CONTROL_MASK) { 114076195Sbrian struct termios *ct; 114176195Sbrian 114276195Sbrian switch (mynor & CONTROL_MASK) { 114376195Sbrian case CONTROL_INIT_STATE: 114476195Sbrian ct = (mynor & CALLOUT_MASK) ? 114576195Sbrian &port->it_out : &port->it_in; 114676195Sbrian break; 114776195Sbrian case CONTROL_LOCK_STATE: 114876195Sbrian ct = (mynor & CALLOUT_MASK) ? 114976195Sbrian &port->lt_out : &port->lt_in; 115076195Sbrian break; 115176195Sbrian default: 115276195Sbrian return (ENODEV); /* /dev/nodev */ 115376195Sbrian } 115476195Sbrian 115576195Sbrian switch (cmd) { 115676195Sbrian case TIOCSETA: 115793593Sjhb error = suser(td); 115876195Sbrian if (error != 0) 115976195Sbrian return (error); 116076195Sbrian *ct = *(struct termios *)data; 116178496Sbrian return (0); 116276195Sbrian 116376195Sbrian case TIOCGETA: 116476195Sbrian *(struct termios *)data = *ct; 116578496Sbrian return (0); 116676195Sbrian 116776195Sbrian case TIOCGETD: 116876195Sbrian *(int *)data = TTYDISC; 116976195Sbrian return (0); 117078496Sbrian 117176195Sbrian case TIOCGWINSZ: 117276195Sbrian bzero(data, sizeof(struct winsize)); 117376195Sbrian return (0); 117478496Sbrian 117578496Sbrian case DIGIIO_GETALTPIN: 117678496Sbrian switch (mynor & CONTROL_MASK) { 117778496Sbrian case CONTROL_INIT_STATE: 117878496Sbrian *(int *)data = port->ialtpin; 117978496Sbrian break; 118078496Sbrian 118178496Sbrian case CONTROL_LOCK_STATE: 118278496Sbrian *(int *)data = port->laltpin; 118378496Sbrian break; 118478496Sbrian 118578496Sbrian default: 118678496Sbrian panic("Confusion when re-testing minor"); 118778496Sbrian return (ENODEV); 118878496Sbrian } 118978496Sbrian return (0); 119078496Sbrian 119178496Sbrian case DIGIIO_SETALTPIN: 119278496Sbrian switch (mynor & CONTROL_MASK) { 119378496Sbrian case CONTROL_INIT_STATE: 119478496Sbrian if (!port->laltpin) { 119578496Sbrian port->ialtpin = !!*(int *)data; 119678496Sbrian DLOG(DIGIDB_SET, (sc->dev, 119778496Sbrian "port%d: initial ALTPIN %s\n", pnum, 119878496Sbrian port->ialtpin ? "set" : "cleared")); 119978496Sbrian } 120078496Sbrian break; 120178496Sbrian 120278496Sbrian case CONTROL_LOCK_STATE: 120378496Sbrian port->laltpin = !!*(int *)data; 120478496Sbrian DLOG(DIGIDB_SET, (sc->dev, 120578496Sbrian "port%d: ALTPIN %slocked\n", 120678496Sbrian pnum, port->laltpin ? "" : "un")); 120778496Sbrian break; 120878496Sbrian 120978496Sbrian default: 121078496Sbrian panic("Confusion when re-testing minor"); 121178496Sbrian return (ENODEV); 121278496Sbrian } 121378496Sbrian return (0); 121478496Sbrian 121576195Sbrian default: 121676195Sbrian return (ENOTTY); 121776195Sbrian } 121876195Sbrian } 121978496Sbrian 122078496Sbrian switch (cmd) { 122178496Sbrian case DIGIIO_GETALTPIN: 122278496Sbrian *(int *)data = !!(port->dsr == sc->csigs->cd); 122378496Sbrian return (0); 122478496Sbrian 122578496Sbrian case DIGIIO_SETALTPIN: 122678496Sbrian if (!port->laltpin) { 122778496Sbrian if (*(int *)data) { 122878496Sbrian DLOG(DIGIDB_SET, (sc->dev, 122978496Sbrian "port%d: ALTPIN set\n", pnum)); 123078496Sbrian port->cd = sc->csigs->dsr; 123178496Sbrian port->dsr = sc->csigs->cd; 123278496Sbrian } else { 123378496Sbrian DLOG(DIGIDB_SET, (sc->dev, 123478496Sbrian "port%d: ALTPIN cleared\n", pnum)); 123578496Sbrian port->cd = sc->csigs->cd; 123678496Sbrian port->dsr = sc->csigs->dsr; 123778496Sbrian } 123878496Sbrian } 123978496Sbrian return (0); 124078496Sbrian } 124178496Sbrian 124276195Sbrian tp = port->tp; 124376195Sbrian#if defined(COMPAT_43) || defined(COMPAT_SUNOS) 124476195Sbrian term = tp->t_termios; 124576195Sbrian oldcmd = cmd; 124676195Sbrian error = ttsetcompat(tp, &cmd, data, &term); 124776195Sbrian if (error != 0) 124876195Sbrian return (error); 124976195Sbrian if (cmd != oldcmd) 125076195Sbrian data = (caddr_t) & term; 125176195Sbrian#endif 125276195Sbrian if (cmd == TIOCSETA || cmd == TIOCSETAW || cmd == TIOCSETAF) { 125376195Sbrian int cc; 125476195Sbrian struct termios *dt; 125576195Sbrian struct termios *lt; 125676195Sbrian 125776195Sbrian dt = (struct termios *)data; 125876195Sbrian lt = (mynor & CALLOUT_MASK) ? &port->lt_out : &port->lt_in; 125976195Sbrian 126076195Sbrian dt->c_iflag = 126176195Sbrian (tp->t_iflag & lt->c_iflag) | (dt->c_iflag & ~lt->c_iflag); 126276195Sbrian dt->c_oflag = 126376195Sbrian (tp->t_oflag & lt->c_oflag) | (dt->c_oflag & ~lt->c_oflag); 126476195Sbrian dt->c_cflag = 126576195Sbrian (tp->t_cflag & lt->c_cflag) | (dt->c_cflag & ~lt->c_cflag); 126676195Sbrian dt->c_lflag = 126776195Sbrian (tp->t_lflag & lt->c_lflag) | (dt->c_lflag & ~lt->c_lflag); 126876195Sbrian port->c_iflag = dt->c_iflag & (IXOFF | IXON | IXANY); 126976195Sbrian dt->c_iflag &= ~(IXOFF | IXON | IXANY); 127076195Sbrian for (cc = 0; cc < NCCS; ++cc) 127176195Sbrian if (lt->c_cc[cc] != 0) 127276195Sbrian dt->c_cc[cc] = tp->t_cc[cc]; 127376195Sbrian if (lt->c_ispeed != 0) 127476195Sbrian dt->c_ispeed = tp->t_ispeed; 127576195Sbrian if (lt->c_ospeed != 0) 127676195Sbrian dt->c_ospeed = tp->t_ospeed; 127776195Sbrian } 1278130057Sphk error = ttyioctl(dev, cmd, data, flag, td); 127976195Sbrian if (error == 0 && cmd == TIOCGETA) 128076195Sbrian ((struct termios *)data)->c_iflag |= port->c_iflag; 1281130057Sphk digi_disc_optim(tp, &tp->t_termios, port); 1282130057Sphk if (error >= 0 && error != ENOTTY) 128376195Sbrian return (error); 128476195Sbrian s = spltty(); 128576195Sbrian sc->setwin(sc, 0); 128676195Sbrian switch (cmd) { 128776195Sbrian case DIGIIO_RING: 128876195Sbrian port->send_ring = *(u_char *)data; 128976195Sbrian break; 129076195Sbrian case TIOCSBRK: 129176195Sbrian /* 129283861Sbrian * now it sends 400 millisecond break because I don't know 129376195Sbrian * how to send an infinite break 129476195Sbrian */ 129583861Sbrian fepcmd_w(port, SENDBREAK, 400, 10); 129676195Sbrian break; 129776195Sbrian case TIOCCBRK: 129876195Sbrian /* now it's empty */ 129976195Sbrian break; 130076195Sbrian case TIOCSDTR: 130176195Sbrian digimctl(port, TIOCM_DTR, DMBIS); 130276195Sbrian break; 130376195Sbrian case TIOCCDTR: 130476195Sbrian digimctl(port, TIOCM_DTR, DMBIC); 130576195Sbrian break; 130676195Sbrian case TIOCMSET: 130776195Sbrian digimctl(port, *(int *)data, DMSET); 130876195Sbrian break; 130976195Sbrian case TIOCMBIS: 131076195Sbrian digimctl(port, *(int *)data, DMBIS); 131176195Sbrian break; 131276195Sbrian case TIOCMBIC: 131376195Sbrian digimctl(port, *(int *)data, DMBIC); 131476195Sbrian break; 131576195Sbrian case TIOCMGET: 131676195Sbrian *(int *)data = digimctl(port, 0, DMGET); 131776195Sbrian break; 131876195Sbrian case TIOCMSDTRWAIT: 131993593Sjhb error = suser(td); 132076195Sbrian if (error != 0) { 132176195Sbrian splx(s); 132276195Sbrian return (error); 132376195Sbrian } 132476195Sbrian port->dtr_wait = *(int *)data *hz / 100; 132576195Sbrian 132676195Sbrian break; 132776195Sbrian case TIOCMGDTRWAIT: 132876195Sbrian *(int *)data = port->dtr_wait * 100 / hz; 132976195Sbrian break; 133076195Sbrian#ifdef DIGI_INTERRUPT 133176195Sbrian case TIOCTIMESTAMP: 133276195Sbrian *(struct timeval *)data = sc->intr_timestamp; 133376195Sbrian 133476195Sbrian break; 133576195Sbrian#endif 133676195Sbrian default: 133776195Sbrian splx(s); 133876195Sbrian return (ENOTTY); 133976195Sbrian } 134076195Sbrian splx(s); 134176195Sbrian return (0); 134276195Sbrian} 134376195Sbrian 134476195Sbrianstatic int 134576195Sbriandigiparam(struct tty *tp, struct termios *t) 134676195Sbrian{ 134776195Sbrian int mynor; 134876195Sbrian int unit; 134976195Sbrian int pnum; 135076195Sbrian struct digi_softc *sc; 135176195Sbrian struct digi_p *port; 135276195Sbrian int cflag; 135376195Sbrian int iflag; 135476195Sbrian int hflow; 135576195Sbrian int s; 135676195Sbrian int window; 135776195Sbrian 135876195Sbrian mynor = minor(tp->t_dev); 135976195Sbrian unit = MINOR_TO_UNIT(mynor); 136076195Sbrian pnum = MINOR_TO_PORT(mynor); 136176195Sbrian 136276195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 136376195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digiparam\n", unit)); 136476195Sbrian 136576195Sbrian port = &sc->ports[pnum]; 136676195Sbrian 136776195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: setting parameters\n", pnum)); 136876195Sbrian 136976195Sbrian if (t->c_ispeed == 0) 137076195Sbrian t->c_ispeed = t->c_ospeed; 137176195Sbrian 137276195Sbrian cflag = ttspeedtab(t->c_ospeed, digispeedtab); 137376195Sbrian 137476195Sbrian if (cflag < 0 || (cflag > 0 && t->c_ispeed != t->c_ospeed)) 137576195Sbrian return (EINVAL); 137676195Sbrian 137776195Sbrian s = splclock(); 137876195Sbrian 137976195Sbrian window = sc->window; 138076195Sbrian sc->setwin(sc, 0); 138176195Sbrian 138276195Sbrian if (cflag == 0) { /* hangup */ 138376195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: hangup\n", pnum)); 138476195Sbrian digimctl(port, TIOCM_DTR | TIOCM_RTS, DMBIC); 138576195Sbrian } else { 138676195Sbrian digimctl(port, TIOCM_DTR | TIOCM_RTS, DMBIS); 138776195Sbrian 138876195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: CBAUD = %d\n", pnum, 138976195Sbrian cflag)); 139076195Sbrian 139176195Sbrian#if 0 139276195Sbrian /* convert flags to sysV-style values */ 139376195Sbrian if (t->c_cflag & PARODD) 139476195Sbrian cflag |= 0x0200; 139576195Sbrian if (t->c_cflag & PARENB) 139676195Sbrian cflag |= 0x0100; 139776195Sbrian if (t->c_cflag & CSTOPB) 139876195Sbrian cflag |= 0x0080; 139976195Sbrian#else 140076195Sbrian /* convert flags to sysV-style values */ 140176195Sbrian if (t->c_cflag & PARODD) 140276195Sbrian cflag |= FEP_PARODD; 140376195Sbrian if (t->c_cflag & PARENB) 140476195Sbrian cflag |= FEP_PARENB; 140576195Sbrian if (t->c_cflag & CSTOPB) 140676195Sbrian cflag |= FEP_CSTOPB; 140776195Sbrian if (t->c_cflag & CLOCAL) 140876195Sbrian cflag |= FEP_CLOCAL; 140976195Sbrian#endif 141076195Sbrian 141176195Sbrian cflag |= (t->c_cflag & CSIZE) >> 4; 141276195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: CFLAG = 0x%x\n", pnum, 141376195Sbrian cflag)); 141476195Sbrian fepcmd_w(port, SETCFLAGS, (unsigned)cflag, 0); 141576195Sbrian } 141676195Sbrian 141776195Sbrian iflag = 141876195Sbrian t->c_iflag & (IGNBRK | BRKINT | IGNPAR | PARMRK | INPCK | ISTRIP); 141976195Sbrian if (port->c_iflag & IXON) 142076195Sbrian iflag |= 0x400; 142176195Sbrian if (port->c_iflag & IXANY) 142276195Sbrian iflag |= 0x800; 142376195Sbrian if (port->c_iflag & IXOFF) 142476195Sbrian iflag |= 0x1000; 142576195Sbrian 142676195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: set iflag = 0x%x\n", pnum, iflag)); 142776195Sbrian fepcmd_w(port, SETIFLAGS, (unsigned)iflag, 0); 142876195Sbrian 142976195Sbrian hflow = 0; 143076195Sbrian if (t->c_cflag & CDTR_IFLOW) 143176195Sbrian hflow |= sc->csigs->dtr; 143276195Sbrian if (t->c_cflag & CRTS_IFLOW) 143376195Sbrian hflow |= sc->csigs->rts; 143476195Sbrian if (t->c_cflag & CCTS_OFLOW) 143576195Sbrian hflow |= sc->csigs->cts; 143676195Sbrian if (t->c_cflag & CDSR_OFLOW) 143778496Sbrian hflow |= port->dsr; 143876195Sbrian if (t->c_cflag & CCAR_OFLOW) 143978496Sbrian hflow |= port->cd; 144076195Sbrian 144176195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: set hflow = 0x%x\n", pnum, hflow)); 144276195Sbrian fepcmd_w(port, SETHFLOW, 0xff00 | (unsigned)hflow, 0); 144376195Sbrian 144476195Sbrian DLOG(DIGIDB_SET, (sc->dev, "port%d: set startc(0x%x), stopc(0x%x)\n", 144576195Sbrian pnum, t->c_cc[VSTART], t->c_cc[VSTOP])); 144676195Sbrian fepcmd_b(port, SONOFFC, t->c_cc[VSTART], t->c_cc[VSTOP], 0); 144776195Sbrian 144876195Sbrian if (sc->window != 0) 144976195Sbrian sc->towin(sc, 0); 145076195Sbrian if (window != 0) 145176195Sbrian sc->towin(sc, window); 145276195Sbrian splx(s); 145376195Sbrian 145476195Sbrian return (0); 145576195Sbrian} 145676195Sbrian 145776195Sbrianstatic void 145876195Sbriandigi_intr(void *vp) 145976195Sbrian{ 146076195Sbrian struct digi_p *port; 146176195Sbrian char *cxcon; 146276195Sbrian struct digi_softc *sc; 146376195Sbrian int ehead, etail; 146476195Sbrian volatile struct board_chan *bc; 146576195Sbrian struct tty *tp; 146676195Sbrian int head, tail; 146776195Sbrian int wrapmask; 146876195Sbrian int size, window; 146976195Sbrian struct event { 147076195Sbrian u_char pnum; 147176195Sbrian u_char event; 147276195Sbrian u_char mstat; 147376195Sbrian u_char lstat; 147476195Sbrian } event; 147576195Sbrian 147676195Sbrian sc = vp; 147776195Sbrian 147876195Sbrian if (sc->status != DIGI_STATUS_ENABLED) { 147976195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, "interrupt on disabled board !\n")); 148076195Sbrian return; 148176195Sbrian } 148276327Sbrian 148376195Sbrian#ifdef DIGI_INTERRUPT 148476195Sbrian microtime(&sc->intr_timestamp); 148576195Sbrian#endif 148676195Sbrian 148776195Sbrian window = sc->window; 148876195Sbrian sc->setwin(sc, 0); 148976195Sbrian 149076195Sbrian if (sc->model >= PCXEM && W(sc->vmem + 0xd00)) { 149176195Sbrian struct con_bios *con = con_bios_list; 149276195Sbrian register u_char *ptr; 149376195Sbrian 149476195Sbrian ptr = sc->vmem + W(sc->vmem + 0xd00); 149576195Sbrian while (con) { 149676195Sbrian if (ptr[1] && W(ptr + 2) == W(con->bios + 2)) 149776195Sbrian /* Not first block -- exact match */ 149876195Sbrian break; 149976195Sbrian 150076195Sbrian if (W(ptr + 4) >= W(con->bios + 4) && 150176195Sbrian W(ptr + 4) <= W(con->bios + 6)) 150276195Sbrian /* Initial search concetrator BIOS */ 150376195Sbrian break; 150476195Sbrian } 150576195Sbrian 150676195Sbrian if (con == NULL) { 150776195Sbrian log(LOG_ERR, "digi%d: wanted bios LREV = 0x%04x" 150876195Sbrian " not found!\n", sc->res.unit, W(ptr + 4)); 150976195Sbrian W(ptr + 10) = 0; 151076195Sbrian W(sc->vmem + 0xd00) = 0; 151176195Sbrian goto eoi; 151276195Sbrian } 151376195Sbrian cxcon = con->bios; 151476195Sbrian W(ptr + 4) = W(cxcon + 4); 151576195Sbrian W(ptr + 6) = W(cxcon + 6); 151676195Sbrian if (ptr[1] == 0) 151776195Sbrian W(ptr + 2) = W(cxcon + 2); 151876195Sbrian W(ptr + 8) = (ptr[1] << 6) + W(cxcon + 8); 151976195Sbrian size = W(cxcon + 10) - (ptr[1] << 10); 152076195Sbrian if (size <= 0) { 152176195Sbrian W(ptr + 8) = W(cxcon + 8); 152276195Sbrian W(ptr + 10) = 0; 152376195Sbrian } else { 152476195Sbrian if (size > 1024) 152576195Sbrian size = 1024; 152676195Sbrian W(ptr + 10) = size; 152776195Sbrian bcopy(cxcon + (ptr[1] << 10), ptr + 12, size); 152876195Sbrian } 152976195Sbrian W(sc->vmem + 0xd00) = 0; 153076195Sbrian goto eoi; 153176195Sbrian } 153276195Sbrian 153376195Sbrian ehead = sc->gdata->ein; 153476195Sbrian etail = sc->gdata->eout; 153576195Sbrian if (ehead == etail) { 153676195Sbrian#ifdef DEBUG 153776195Sbrian sc->intr_count++; 153876195Sbrian if (sc->intr_count % 6000 == 0) { 153976195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, 154076195Sbrian "6000 useless polls %x %x\n", ehead, etail)); 154176195Sbrian sc->intr_count = 0; 154276195Sbrian } 154376195Sbrian#endif 154476195Sbrian goto eoi; 154576195Sbrian } 154676195Sbrian while (ehead != etail) { 154776195Sbrian event = *(volatile struct event *)(sc->memevent + etail); 154876195Sbrian 154976195Sbrian etail = (etail + 4) & sc->gdata->imax; 155076195Sbrian 155176195Sbrian if (event.pnum >= sc->numports) { 155276195Sbrian log(LOG_ERR, "digi%d: port %d: got event" 155376195Sbrian " on nonexisting port\n", sc->res.unit, 155476195Sbrian event.pnum); 155576195Sbrian continue; 155676195Sbrian } 155776195Sbrian port = &sc->ports[event.pnum]; 155876195Sbrian bc = port->bc; 155976195Sbrian tp = port->tp; 156076195Sbrian 156176195Sbrian if (!(tp->t_state & TS_ISOPEN) && !port->wopeners) { 156276195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, 156376195Sbrian "port %d: event 0x%x on closed port\n", 156476195Sbrian event.pnum, event.event)); 156576195Sbrian bc->rout = bc->rin; 156676195Sbrian bc->idata = 0; 156776195Sbrian bc->iempty = 0; 156876195Sbrian bc->ilow = 0; 156976195Sbrian bc->mint = 0; 157076195Sbrian continue; 157176195Sbrian } 157276195Sbrian if (event.event & ~ALL_IND) 157376195Sbrian log(LOG_ERR, "digi%d: port%d: ? event 0x%x mstat 0x%x" 157476195Sbrian " lstat 0x%x\n", sc->res.unit, event.pnum, 157576195Sbrian event.event, event.mstat, event.lstat); 157676195Sbrian 157776195Sbrian if (event.event & DATA_IND) { 157876195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, "port %d: DATA_IND\n", 157976195Sbrian event.pnum)); 158076195Sbrian wrapmask = port->rxbufsize - 1; 158176195Sbrian head = bc->rin; 158276195Sbrian tail = bc->rout; 158376195Sbrian 158476195Sbrian size = 0; 158576195Sbrian if (!(tp->t_state & TS_ISOPEN)) { 158676195Sbrian bc->rout = head; 158776195Sbrian goto end_of_data; 158876195Sbrian } 158976195Sbrian while (head != tail) { 159076195Sbrian int top; 159176195Sbrian 159276195Sbrian DLOG(DIGIDB_INT, (sc->dev, 159376195Sbrian "port %d: p rx head = %d tail = %d\n", 159476195Sbrian event.pnum, head, tail)); 159576195Sbrian top = (head > tail) ? head : wrapmask + 1; 159676195Sbrian sc->towin(sc, port->rxwin); 159776195Sbrian size = top - tail; 159876195Sbrian if (tp->t_state & TS_CAN_BYPASS_L_RINT) { 159976195Sbrian size = b_to_q((char *)port->rxbuf + 160076195Sbrian tail, size, &tp->t_rawq); 160176195Sbrian tail = top - size; 160276195Sbrian ttwakeup(tp); 160376195Sbrian } else for (; tail < top;) { 1604130095Sphk ttyld_rint(tp, port->rxbuf[tail]); 160576195Sbrian sc->towin(sc, port->rxwin); 160676195Sbrian size--; 160776195Sbrian tail++; 160876195Sbrian if (tp->t_state & TS_TBLOCK) 160976195Sbrian break; 161076195Sbrian } 161176195Sbrian tail &= wrapmask; 161276195Sbrian sc->setwin(sc, 0); 161376195Sbrian bc->rout = tail; 161476195Sbrian head = bc->rin; 161576195Sbrian if (size) 161676195Sbrian break; 161776195Sbrian } 161876195Sbrian 161976195Sbrian if (bc->orun) { 162076195Sbrian CE_RECORD(port, CE_OVERRUN); 162176195Sbrian log(LOG_ERR, "digi%d: port%d: %s\n", 162276195Sbrian sc->res.unit, event.pnum, 162376195Sbrian digi_errortxt(CE_OVERRUN)); 162476195Sbrian bc->orun = 0; 162576195Sbrian } 162676195Sbrianend_of_data: 162776195Sbrian if (size) { 162876195Sbrian tp->t_state |= TS_TBLOCK; 162976195Sbrian port->status |= PAUSE_RX; 163076195Sbrian DLOG(DIGIDB_RX, (sc->dev, "port %d: pause RX\n", 163176195Sbrian event.pnum)); 163276195Sbrian } else { 163376195Sbrian bc->idata = 1; 163476195Sbrian } 163576195Sbrian } 163676195Sbrian 163776195Sbrian if (event.event & MODEMCHG_IND) { 163876195Sbrian DLOG(DIGIDB_MODEM, (sc->dev, "port %d: MODEMCHG_IND\n", 163976195Sbrian event.pnum)); 164076195Sbrian 164178496Sbrian if ((event.mstat ^ event.lstat) & port->cd) { 164276195Sbrian sc->hidewin(sc); 1643130095Sphk ttyld_modem(tp, event.mstat & port->cd); 164476195Sbrian sc->setwin(sc, 0); 164576195Sbrian wakeup(TSA_CARR_ON(tp)); 164676195Sbrian } 164776195Sbrian 164876195Sbrian if (event.mstat & sc->csigs->ri) { 164976195Sbrian DLOG(DIGIDB_RI, (sc->dev, "port %d: RING\n", 165076195Sbrian event.pnum)); 165176195Sbrian if (port->send_ring) { 1652130077Sphk ttyld_rint(tp, 'R'); 1653130077Sphk ttyld_rint(tp, 'I'); 1654130077Sphk ttyld_rint(tp, 'N'); 1655130077Sphk ttyld_rint(tp, 'G'); 1656130077Sphk ttyld_rint(tp, '\r'); 1657130077Sphk ttyld_rint(tp, '\n'); 165876195Sbrian } 165976195Sbrian } 166076195Sbrian } 166176195Sbrian if (event.event & BREAK_IND) { 166276195Sbrian DLOG(DIGIDB_MODEM, (sc->dev, "port %d: BREAK_IND\n", 166376195Sbrian event.pnum)); 1664130077Sphk ttyld_rint(tp, TTY_BI); 166576195Sbrian } 166676195Sbrian if (event.event & (LOWTX_IND | EMPTYTX_IND)) { 166776195Sbrian DLOG(DIGIDB_IRQ, (sc->dev, "port %d:%s%s\n", 166876195Sbrian event.pnum, 166976195Sbrian event.event & LOWTX_IND ? " LOWTX" : "", 167076195Sbrian event.event & EMPTYTX_IND ? " EMPTYTX" : "")); 1671130077Sphk ttyld_start(tp); 167276195Sbrian } 167376195Sbrian } 167476195Sbrian sc->gdata->eout = etail; 167576195Sbrianeoi: 167676195Sbrian if (sc->window != 0) 167776195Sbrian sc->towin(sc, 0); 167876195Sbrian if (window != 0) 167976195Sbrian sc->towin(sc, window); 168076195Sbrian} 168176195Sbrian 168276195Sbrianstatic void 168376195Sbriandigistart(struct tty *tp) 168476195Sbrian{ 168576195Sbrian int unit; 168676195Sbrian int pnum; 168776195Sbrian struct digi_p *port; 168876195Sbrian struct digi_softc *sc; 168976195Sbrian volatile struct board_chan *bc; 169076195Sbrian int head, tail; 169176195Sbrian int size, ocount, totcnt = 0; 169276195Sbrian int s; 169376195Sbrian int wmask; 169476195Sbrian 169576195Sbrian unit = MINOR_TO_UNIT(minor(tp->t_dev)); 169676195Sbrian pnum = MINOR_TO_PORT(minor(tp->t_dev)); 169776195Sbrian 169876195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 169976195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digistart\n", unit)); 170076195Sbrian 170176195Sbrian port = &sc->ports[pnum]; 170276195Sbrian bc = port->bc; 170376195Sbrian 170476195Sbrian wmask = port->txbufsize - 1; 170576195Sbrian 170676195Sbrian s = spltty(); 170776195Sbrian port->lcc = tp->t_outq.c_cc; 170876195Sbrian sc->setwin(sc, 0); 170976195Sbrian if (!(tp->t_state & TS_TBLOCK)) { 171076195Sbrian if (port->status & PAUSE_RX) { 171176195Sbrian DLOG(DIGIDB_RX, (sc->dev, "port %d: resume RX\n", 171276195Sbrian pnum)); 171376195Sbrian /* 171476195Sbrian * CAREFUL - braces are needed here if the DLOG is 171576195Sbrian * optimised out! 171676195Sbrian */ 171776195Sbrian } 171876195Sbrian port->status &= ~PAUSE_RX; 171976195Sbrian bc->idata = 1; 172076195Sbrian } 172176195Sbrian if (!(tp->t_state & TS_TTSTOP) && port->status & PAUSE_TX) { 172276195Sbrian DLOG(DIGIDB_TX, (sc->dev, "port %d: resume TX\n", pnum)); 172376195Sbrian port->status &= ~PAUSE_TX; 172476195Sbrian fepcmd_w(port, RESUMETX, 0, 10); 172576195Sbrian } 172676195Sbrian if (tp->t_outq.c_cc == 0) 172776195Sbrian tp->t_state &= ~TS_BUSY; 172876195Sbrian else 172976195Sbrian tp->t_state |= TS_BUSY; 173076195Sbrian 173176195Sbrian head = bc->tin; 173276195Sbrian while (tp->t_outq.c_cc != 0) { 173376195Sbrian tail = bc->tout; 173476195Sbrian DLOG(DIGIDB_INT, (sc->dev, "port%d: s tx head = %d tail = %d\n", 173576195Sbrian pnum, head, tail)); 173676195Sbrian 173776195Sbrian if (head < tail) 173876195Sbrian size = tail - head - 1; 173976195Sbrian else { 174076195Sbrian size = port->txbufsize - head; 174176195Sbrian if (tail == 0) 174276195Sbrian size--; 174376195Sbrian } 174476195Sbrian 174576195Sbrian if (size == 0) 174676195Sbrian break; 174776195Sbrian sc->towin(sc, port->txwin); 174876195Sbrian ocount = q_to_b(&tp->t_outq, port->txbuf + head, size); 174976195Sbrian totcnt += ocount; 175076195Sbrian head += ocount; 175176195Sbrian head &= wmask; 175276195Sbrian sc->setwin(sc, 0); 175376195Sbrian bc->tin = head; 175476195Sbrian bc->iempty = 1; 175576195Sbrian bc->ilow = 1; 175676195Sbrian } 175776195Sbrian port->lostcc = tp->t_outq.c_cc; 175876195Sbrian tail = bc->tout; 175976195Sbrian if (head < tail) 176076195Sbrian size = port->txbufsize - tail + head; 176176195Sbrian else 176276195Sbrian size = head - tail; 176376195Sbrian 176476195Sbrian port->lbuf = size; 176576195Sbrian DLOG(DIGIDB_INT, (sc->dev, "port%d: s total cnt = %d\n", pnum, totcnt)); 176676195Sbrian ttwwakeup(tp); 176776195Sbrian splx(s); 176876195Sbrian} 176976195Sbrian 177076195Sbrianstatic void 177176195Sbriandigistop(struct tty *tp, int rw) 177276195Sbrian{ 177376195Sbrian struct digi_softc *sc; 177476195Sbrian int unit; 177576195Sbrian int pnum; 177676195Sbrian struct digi_p *port; 177776195Sbrian 177876195Sbrian unit = MINOR_TO_UNIT(minor(tp->t_dev)); 177976195Sbrian pnum = MINOR_TO_PORT(minor(tp->t_dev)); 178076195Sbrian 178176195Sbrian sc = (struct digi_softc *)devclass_get_softc(digi_devclass, unit); 178276195Sbrian KASSERT(sc, ("digi%d: softc not allocated in digistop\n", unit)); 178376195Sbrian port = sc->ports + pnum; 178476195Sbrian 178576195Sbrian DLOG(DIGIDB_TX, (sc->dev, "port %d: pause TX\n", pnum)); 178676195Sbrian port->status |= PAUSE_TX; 178776195Sbrian fepcmd_w(port, PAUSETX, 0, 10); 178876195Sbrian} 178976195Sbrian 179076195Sbrianstatic void 179176195Sbrianfepcmd(struct digi_p *port, int cmd, int op1, int ncmds) 179276195Sbrian{ 179376195Sbrian u_char *mem; 179476195Sbrian unsigned tail, head; 179576195Sbrian int count, n; 179676195Sbrian 179776195Sbrian mem = port->sc->memcmd; 179876195Sbrian 179976195Sbrian port->sc->setwin(port->sc, 0); 180076195Sbrian 180176195Sbrian head = port->sc->gdata->cin; 180276195Sbrian mem[head + 0] = cmd; 180376195Sbrian mem[head + 1] = port->pnum; 1804118607Sjhb *(u_short *)(mem + head + 2) = op1; 180576195Sbrian 180676195Sbrian head = (head + 4) & port->sc->gdata->cmax; 180776195Sbrian port->sc->gdata->cin = head; 180876195Sbrian 180976195Sbrian for (count = FEPTIMEOUT; count > 0; count--) { 181076195Sbrian head = port->sc->gdata->cin; 181176195Sbrian tail = port->sc->gdata->cout; 181276195Sbrian n = (head - tail) & port->sc->gdata->cmax; 181376195Sbrian 181476195Sbrian if (n <= ncmds * sizeof(short) * 4) 181576195Sbrian break; 181676195Sbrian } 181776195Sbrian if (count == 0) 181876195Sbrian log(LOG_ERR, "digi%d: port%d: timeout on FEP command\n", 181976195Sbrian port->sc->res.unit, port->pnum); 182076195Sbrian} 182176195Sbrian 182276195Sbrianconst char * 182376195Sbriandigi_errortxt(int id) 182476195Sbrian{ 182576195Sbrian static const char *error_desc[] = { 182676195Sbrian "silo overflow", 182776195Sbrian "interrupt-level buffer overflow", 182876195Sbrian "tty-level buffer overflow", 182976195Sbrian }; 183076195Sbrian 183176195Sbrian KASSERT(id >= 0 && id < sizeof(error_desc) / sizeof(error_desc[0]), 183276195Sbrian ("Unexpected digi error id %d\n", id)); 183376195Sbrian 183476195Sbrian return (error_desc[id]); 183576195Sbrian} 183676195Sbrian 183776195Sbrianint 183876195Sbriandigi_attach(struct digi_softc *sc) 183976195Sbrian{ 184076195Sbrian sc->res.ctldev = make_dev(&digi_sw, 184176195Sbrian (sc->res.unit << 16) | CTRL_DEV, UID_ROOT, GID_WHEEL, 184276195Sbrian 0600, "digi%r.ctl", sc->res.unit); 184376195Sbrian 184476195Sbrian digi_loadmoduledata(sc); 184576195Sbrian digi_init(sc); 184676195Sbrian digi_freemoduledata(sc); 184776195Sbrian 184876195Sbrian return (0); 184976195Sbrian} 185076195Sbrian 185176195Sbrianstatic int 185276195Sbriandigi_inuse(struct digi_softc *sc) 185376195Sbrian{ 185476195Sbrian int i; 185576195Sbrian 185676195Sbrian for (i = 0; i < sc->numports; i++) 185776195Sbrian if (sc->ttys[i].t_state & TS_ISOPEN) { 185876195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "port%d: busy\n", i)); 185976195Sbrian return (1); 186076195Sbrian } else if (sc->ports[i].wopeners || sc->ports[i].opencnt) { 186176195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "port%d: blocked in open\n", 186276195Sbrian i)); 186376195Sbrian return (1); 186476195Sbrian } 186576195Sbrian return (0); 186676195Sbrian} 186776195Sbrian 186876195Sbrianstatic void 186976195Sbriandigi_free_state(struct digi_softc *sc) 187076195Sbrian{ 187176195Sbrian int d, i; 187276195Sbrian 187376195Sbrian /* Blow it all away */ 187476195Sbrian 187576195Sbrian for (i = 0; i < sc->numports; i++) 187676195Sbrian for (d = 0; d < 6; d++) 187776195Sbrian destroy_dev(sc->ports[i].dev[d]); 187876195Sbrian 187976195Sbrian untimeout(digi_poll, sc, sc->callout); 188076195Sbrian callout_handle_init(&sc->callout); 188176195Sbrian untimeout(digi_int_test, sc, sc->inttest); 188276195Sbrian callout_handle_init(&sc->inttest); 188376195Sbrian 188476195Sbrian bus_teardown_intr(sc->dev, sc->res.irq, sc->res.irqHandler); 188576195Sbrian#ifdef DIGI_INTERRUPT 188676195Sbrian if (sc->res.irq != NULL) { 188776195Sbrian bus_release_resource(dev, SYS_RES_IRQ, sc->res.irqrid, 188876195Sbrian sc->res.irq); 188976195Sbrian sc->res.irq = NULL; 189076195Sbrian } 189176195Sbrian#endif 189276195Sbrian if (sc->numports) { 189376195Sbrian KASSERT(sc->ports, ("digi%d: Lost my ports ?", sc->res.unit)); 189476195Sbrian KASSERT(sc->ttys, ("digi%d: Lost my ttys ?", sc->res.unit)); 189577004Sbrian free(sc->ports, M_TTYS); 189676195Sbrian sc->ports = NULL; 189777004Sbrian free(sc->ttys, M_TTYS); 189876195Sbrian sc->ttys = NULL; 189976195Sbrian sc->numports = 0; 190076195Sbrian } 190176195Sbrian 190276195Sbrian sc->status = DIGI_STATUS_NOTINIT; 190376195Sbrian} 190476195Sbrian 190576195Sbrianint 190676195Sbriandigi_detach(device_t dev) 190776195Sbrian{ 190876195Sbrian struct digi_softc *sc = device_get_softc(dev); 190976195Sbrian 191076195Sbrian DLOG(DIGIDB_INIT, (sc->dev, "detaching\n")); 191176195Sbrian 191276195Sbrian /* If we're INIT'd, numports must be 0 */ 191376195Sbrian KASSERT(sc->numports == 0 || sc->status != DIGI_STATUS_NOTINIT, 191476195Sbrian ("digi%d: numports(%d) & status(%d) are out of sync", 191576195Sbrian sc->res.unit, sc->numports, (int)sc->status)); 191676195Sbrian 191776195Sbrian if (digi_inuse(sc)) 191876195Sbrian return (EBUSY); 191976195Sbrian 192076195Sbrian digi_free_state(sc); 192176195Sbrian 1922120461Sphk destroy_dev(sc->res.ctldev); 192376195Sbrian 192476195Sbrian if (sc->res.mem != NULL) { 192576195Sbrian bus_release_resource(dev, SYS_RES_MEMORY, sc->res.mrid, 192676195Sbrian sc->res.mem); 192776195Sbrian sc->res.mem = NULL; 192876195Sbrian } 192976195Sbrian if (sc->res.io != NULL) { 193076195Sbrian bus_release_resource(dev, SYS_RES_IOPORT, sc->res.iorid, 193176195Sbrian sc->res.io); 193276195Sbrian sc->res.io = NULL; 193376195Sbrian } 193476195Sbrian 193576195Sbrian return (0); 193676195Sbrian} 193776195Sbrian 193876195Sbrianint 193976195Sbriandigi_shutdown(device_t dev) 194076195Sbrian{ 194176195Sbrian return (0); 194276195Sbrian} 194394320Sbrian 194494320SbrianMODULE_VERSION(digi, 1); 1945