si.c revision 270224
1139749Simp/*- 212496Speter * Device driver for Specialix range (SI/XIO) of serial line multiplexors. 310015Speter * 434832Speter * Copyright (C) 1990, 1992, 1998 Specialix International, 510015Speter * Copyright (C) 1993, Andy Rutter <andy@acronym.co.uk> 656505Speter * Copyright (C) 2000, Peter Wemm <peter@netplex.com.au> 710015Speter * 810015Speter * Originally derived from: SunOS 4.x version 910015Speter * Ported from BSDI version to FreeBSD by Peter Wemm. 1010015Speter * 1110015Speter * Redistribution and use in source and binary forms, with or without 1210015Speter * modification, are permitted provided that the following conditions 1310015Speter * are met: 1410015Speter * 1. Redistributions of source code must retain the above copyright 1510015Speter * notices, this list of conditions and the following disclaimer. 1610015Speter * 2. Redistributions in binary form must reproduce the above copyright 1710015Speter * notices, this list of conditions and the following disclaimer in the 1810015Speter * documentation and/or other materials provided with the distribution. 1910015Speter * 3. All advertising materials mentioning features or use of this software 2010015Speter * must display the following acknowledgement: 2110015Speter * This product includes software developed by Andy Rutter of 2210015Speter * Advanced Methods and Tools Ltd. based on original information 2310015Speter * from Specialix International. 2410015Speter * 4. Neither the name of Advanced Methods and Tools, nor Specialix 2510015Speter * International may be used to endorse or promote products derived from 2610015Speter * this software without specific prior written permission. 2710015Speter * 2810015Speter * THIS SOFTWARE IS PROVIDED BY ``AS IS'' AND ANY EXPRESS OR IMPLIED 2910015Speter * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 3010015Speter * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN 3110015Speter * NO EVENT SHALL THE AUTHORS BE LIABLE. 3210015Speter * 3310015Speter */ 3410015Speter 35119419Sobrien#include <sys/cdefs.h> 36119419Sobrien__FBSDID("$FreeBSD: head/sys/dev/si/si.c 270224 2014-08-20 16:07:17Z jhb $"); 37119419Sobrien 3810015Speter#ifndef lint 39270224Sjhb__IDSTRING(si_copyright1, "@(#) Copyright (C) Specialix International, 1990,1992,1998"); 40270224Sjhb__IDSTRING(si_copyright2, "@(#) Copyright (C) Andy Rutter 1993"); 41270224Sjhb__IDSTRING(si_copyright3, "@(#) Copyright (C) Peter Wemm 2000"); 4210015Speter#endif /* not lint */ 4310015Speter 4431778Seivind#include "opt_compat.h" 4532929Seivind#include "opt_debug_si.h" 46166091Smarius#include "opt_eisa.h" 4731778Seivind 4810015Speter#include <sys/param.h> 4910015Speter#include <sys/systm.h> 50136058Sphk#include <sys/serial.h> 5110015Speter#include <sys/tty.h> 5210015Speter#include <sys/conf.h> 5324131Sbde#include <sys/fcntl.h> 5410015Speter#include <sys/kernel.h> 5510015Speter#include <sys/malloc.h> 56164033Srwatson#include <sys/priv.h> 5715683Speter#include <sys/sysctl.h> 5856498Speter#include <sys/bus.h> 5956498Speter#include <machine/bus.h> 6056498Speter#include <sys/rman.h> 6156498Speter#include <machine/resource.h> 6210015Speter 6310015Speter 6412659Sbde#include <vm/vm.h> 6512662Sdg#include <vm/pmap.h> 6612659Sbde 6713353Speter#include <machine/stdarg.h> 6810015Speter 6956498Speter#include <dev/si/sireg.h> 7056505Speter#include <dev/si/sivar.h> 7156498Speter#include <dev/si/si.h> 7256498Speter 7310015Speter/* 7410015Speter * This device driver is designed to interface the Specialix International 7534832Speter * SI, XIO and SX range of serial multiplexor cards to FreeBSD on an ISA, 7634832Speter * EISA or PCI bus machine. 7710015Speter * 7834832Speter * The controller is interfaced to the host via dual port RAM 7934832Speter * and an interrupt. 8033395Speter * 8134832Speter * The code for the Host 1 (very old ISA cards) has not been tested. 8210015Speter */ 8310015Speter 84182871Speter#undef POLL /* turn on poller to scan for lost interrupts */ 85179589Speter#if 0 8617547Speter#define REALPOLL /* on each poll, scan for work regardless */ 87179589Speter#endif 8817547Speter#define POLLHZ (hz/10) /* 10 times per second */ 8912496Speter#define SI_I_HIGH_WATER (TTYHOG - 2 * SI_BUFFERSIZE) 9034832Speter#define INT_COUNT 25000 /* max of 125 ints per second */ 9134832Speter#define JET_INT_COUNT 100 /* max of 100 ints per second */ 9215639Speter#define RXINT_COUNT 1 /* one rxint per 10 milliseconds */ 9310015Speter 9456498Speterstatic void si_command(struct si_port *, int, int); 95130585Sphkstatic int si_Sioctl(struct cdev *, u_long, caddr_t, int, struct thread *); 96182871Speter/* static void si_stop(struct tty *, int); */ 97182871Speter#if 0 9825047Sbdestatic timeout_t si_lstart; 99182871Speter#endif 10010015Speter 101182871Speterstatic tsw_outwakeup_t si_start; 102182871Speterstatic tsw_ioctl_t siioctl; 103182871Speterstatic tsw_close_t siclose; 104182871Speterstatic tsw_modem_t simodem; 105182871Speterstatic tsw_open_t siopen; 106182871Speterstatic tsw_param_t siparam; 10756505Speter 10856498Speterstatic void si_modem_state(struct si_port *pp, struct tty *tp, int hi_ip); 10956498Speterstatic char * si_modulename(int host_type, int uart_type); 11010708Speter 111136058Sphkstatic struct cdevsw si_Scdevsw = { 112126080Sphk .d_version = D_VERSION, 113136058Sphk .d_ioctl = si_Sioctl, 114111815Sphk .d_name = "si", 115126080Sphk .d_flags = D_TTY | D_NEEDGIANT, 11638485Sbde}; 11712675Sjulian 11810962Speterstatic int si_Nports; 11910962Speterstatic int si_Nmodules; 120182871Speterstatic int si_debug; 12110015Speter 122267992ShselaskySYSCTL_INT(_machdep, OID_AUTO, si_debug, CTLFLAG_RWTUN, &si_debug, 0, ""); 12334832Speter 12456498Speterstatic int si_numunits; 12510044Speter 12656505Speterdevclass_t si_devclass; 12756498Speter 128182871Speterstruct si_speedtab { 129182871Speter int sp_speed; /* Speed. */ 130182871Speter int sp_code; /* Code. */ 131182871Speter}; 132182871Speter 13312174Speter#ifndef B2000 /* not standard, but the hardware knows it. */ 13410015Speter# define B2000 2000 13510015Speter#endif 136182871Speterstatic struct si_speedtab bdrates[] = { 13750442Speter { B75, CLK75, }, /* 0x0 */ 13850442Speter { B110, CLK110, }, /* 0x1 */ 13950442Speter { B150, CLK150, }, /* 0x3 */ 14050442Speter { B300, CLK300, }, /* 0x4 */ 14150442Speter { B600, CLK600, }, /* 0x5 */ 14250442Speter { B1200, CLK1200, }, /* 0x6 */ 14350442Speter { B2000, CLK2000, }, /* 0x7 */ 14450442Speter { B2400, CLK2400, }, /* 0x8 */ 14550442Speter { B4800, CLK4800, }, /* 0x9 */ 14650442Speter { B9600, CLK9600, }, /* 0xb */ 14750442Speter { B19200, CLK19200, }, /* 0xc */ 14850442Speter { B38400, CLK38400, }, /* 0x2 (out of order!) */ 14950442Speter { B57600, CLK57600, }, /* 0xd */ 15050442Speter { B115200, CLK110, }, /* 0x1 (dupe!, 110 baud on "si") */ 15150442Speter { -1, -1 }, 15210015Speter}; 15310015Speter 15410015Speter 15510015Speter#ifdef POLL 15615683Speterstatic int si_pollrate; /* in addition to irq */ 15756498Speterstatic int si_realpoll = 0; /* poll HW on timer */ 15815639Speter 15916403SpeterSYSCTL_INT(_machdep, OID_AUTO, si_pollrate, CTLFLAG_RW, &si_pollrate, 0, ""); 16017547SpeterSYSCTL_INT(_machdep, OID_AUTO, si_realpoll, CTLFLAG_RW, &si_realpoll, 0, ""); 16150442Speter 16210015Speterstatic int init_finished = 0; 16356498Speterstatic void si_poll(void *); 16410015Speter#endif 16510015Speter 16610015Speter/* 16710015Speter * Array of adapter types and the corresponding RAM size. The order of 16810015Speter * entries here MUST match the ordinal of the adapter type. 16910015Speter */ 170136058Sphkstatic const char *si_type[] = { 17110015Speter "EMPTY", 17210015Speter "SIHOST", 17334832Speter "SIMCA", /* FreeBSD does not support Microchannel */ 17410015Speter "SIHOST2", 17510015Speter "SIEISA", 17633395Speter "SIPCI", 17733395Speter "SXPCI", 17833395Speter "SXISA", 17910015Speter}; 18010015Speter 181179589Speter#ifdef SI_DEBUG 182179589Speterstatic char * 183179589Spetersi_cmdname(int cmd) 184179589Speter{ 185179589Speter static char buf[32]; 186179589Speter 187179589Speter switch (cmd) { 188179589Speter case IDLE_OPEN: return("IDLE_OPEN"); 189179589Speter case LOPEN: return("LOPEN"); 190179589Speter case MOPEN: return("MOPEN"); 191179589Speter case MPEND: return("MPEND"); 192179589Speter case CONFIG: return("CONFIG"); 193179589Speter case CLOSE: return("CLOSE"); 194179589Speter case SBREAK: return("SBREAK"); 195179589Speter case EBREAK: return("EBREAK"); 196179589Speter case IDLE_CLOSE: return("IDLE_CLOSE"); 197179589Speter case IDLE_BREAK: return("IDLE_BREAK"); 198179589Speter case FCLOSE: return("FCLOSE"); 199179589Speter case RESUME: return("RESUME"); 200179589Speter case WFLUSH: return("WFLUSH"); 201179589Speter case RFLUSH: return("RFLUSH"); 202179589Speter default: 203179589Speter sprintf(buf, "?cmd:0x%x?", cmd); 204179589Speter return (buf); 205179589Speter } 206179589Speter} 207179589Speter#endif 208179589Speter 20956498Speter/* 21056498Speter * We have to make an 8 bit version of bcopy, since some cards can't 21156498Speter * deal with 32 bit I/O 21256498Speter */ 21356498Speterstatic void __inline 21456498Spetersi_bcopy(const void *src, void *dst, size_t len) 21556498Speter{ 216132771Skan u_char *d; 217132771Skan const u_char *s; 218132771Skan 219132771Skan d = dst; 220132771Skan s = src; 22156498Speter while (len--) 222132771Skan *d++ = *s++; 22356498Speter} 22456498Speterstatic void __inline 22556498Spetersi_vbcopy(const volatile void *src, void *dst, size_t len) 22656498Speter{ 227132771Skan u_char *d; 228132771Skan const volatile u_char *s; 229132771Skan 230132771Skan d = dst; 231132771Skan s = src; 23256498Speter while (len--) 233132771Skan *d++ = *s++; 23456498Speter} 23556498Speterstatic void __inline 23656498Spetersi_bcopyv(const void *src, volatile void *dst, size_t len) 23756498Speter{ 238132771Skan volatile u_char *d; 239132771Skan const u_char *s; 240132771Skan 241132771Skan d = dst; 242132771Skan s = src; 24356498Speter while (len--) 244132771Skan *d++ = *s++; 24556498Speter} 24656498Speter 247182871Speterstatic int 248182871Spetersi_speedtab(int speed, struct si_speedtab *table) 249182871Speter{ 250182871Speter for ( ; table->sp_speed != -1; table++) 251182871Speter if (table->sp_speed == speed) 252182871Speter return (table->sp_code); 253182871Speter return (-1); 254182871Speter} 255182871Speter 256182871Speter 257182871Speterstatic struct ttydevsw si_tty_class = { 258182871Speter .tsw_flags = TF_INITLOCK|TF_CALLOUT, 259182871Speter .tsw_open = siopen, 260182871Speter .tsw_close = siclose, 261182871Speter .tsw_outwakeup = si_start, 262182871Speter /* .tsw_stop = si_stop */ 263182871Speter .tsw_ioctl = siioctl, 264182871Speter .tsw_param = siparam, 265182871Speter .tsw_modem = simodem, 266182871Speter}; 267182871Speter 268182871Speter 26934832Speter/* 27010015Speter * Attach the device. Initialize the card. 27110015Speter */ 27256505Speterint 27356498Spetersiattach(device_t dev) 27410015Speter{ 27556498Speter int unit; 27656498Speter struct si_softc *sc; 27710015Speter struct si_port *pp; 278136058Sphk struct tty *tp; 27910015Speter volatile struct si_channel *ccbp; 28010015Speter volatile struct si_reg *regp; 28110015Speter volatile caddr_t maddr; 28210015Speter struct si_module *modp; 28310015Speter int nmodule, nport, x, y; 28412174Speter int uart_type; 28510015Speter 28656498Speter sc = device_get_softc(dev); 28756498Speter unit = device_get_unit(dev); 28810015Speter 28956505Speter sc->sc_typename = si_type[sc->sc_type]; 29056505Speter if (si_numunits < unit + 1) 29156505Speter si_numunits = unit + 1; 29256505Speter 29356498Speter DPRINT((0, DBG_AUTOBOOT, "si%d: siattach\n", unit)); 29410015Speter 29556498Speter#ifdef POLL 29656498Speter if (si_pollrate == 0) { 29756498Speter si_pollrate = POLLHZ; /* in addition to irq */ 29856498Speter#ifdef REALPOLL 29956498Speter si_realpoll = 1; /* scan always */ 30056498Speter#endif 30156498Speter } 30256498Speter#endif 30356498Speter 30433395Speter DPRINT((0, DBG_AUTOBOOT, "si%d: type: %s paddr: %x maddr: %x\n", unit, 30533395Speter sc->sc_typename, sc->sc_paddr, sc->sc_maddr)); 30633395Speter 30710015Speter sc->sc_ports = NULL; /* mark as uninitialised */ 30810015Speter 30910015Speter maddr = sc->sc_maddr; 31010015Speter 31134832Speter /* Stop the CPU first so it won't stomp around while we load */ 31234832Speter 31334832Speter switch (sc->sc_type) { 314166091Smarius#ifdef DEV_EISA 31534832Speter case SIEISA: 31656498Speter outb(sc->sc_iobase + 2, sc->sc_irq << 4); 317166091Smarius#endif 31834832Speter break; 31934832Speter case SIPCI: 32034832Speter *(maddr+SIPCIRESET) = 0; 32134832Speter break; 32234832Speter case SIJETPCI: /* fall through to JET ISA */ 32334832Speter case SIJETISA: 32434832Speter *(maddr+SIJETCONFIG) = 0; 32534832Speter break; 32634832Speter case SIHOST2: 32734832Speter *(maddr+SIPLRESET) = 0; 32834832Speter break; 32934832Speter case SIHOST: 33034832Speter *(maddr+SIRESET) = 0; 33134832Speter break; 33234832Speter default: /* this should never happen */ 33334832Speter printf("si%d: unsupported configuration\n", unit); 33456498Speter return EINVAL; 33534832Speter break; 33634832Speter } 33734832Speter 33834832Speter /* OK, now lets download the download code */ 33934832Speter 34036956Ssteve if (SI_ISJET(sc->sc_type)) { 34133395Speter DPRINT((0, DBG_DOWNLOAD, "si%d: jet_download: nbytes %d\n", 34256498Speter unit, si3_t225_dsize)); 34334832Speter si_bcopy(si3_t225_download, maddr + si3_t225_downloadaddr, 34434832Speter si3_t225_dsize); 34534832Speter DPRINT((0, DBG_DOWNLOAD, 34634832Speter "si%d: jet_bootstrap: nbytes %d -> %x\n", 34756498Speter unit, si3_t225_bsize, si3_t225_bootloadaddr)); 34834832Speter si_bcopy(si3_t225_bootstrap, maddr + si3_t225_bootloadaddr, 34934832Speter si3_t225_bsize); 35034832Speter } else { 35133395Speter DPRINT((0, DBG_DOWNLOAD, "si%d: si_download: nbytes %d\n", 35256498Speter unit, si2_z280_dsize)); 35334832Speter si_bcopy(si2_z280_download, maddr + si2_z280_downloadaddr, 35434832Speter si2_z280_dsize); 35533395Speter } 35610015Speter 35734832Speter /* Now start the CPU */ 35834832Speter 35910015Speter switch (sc->sc_type) { 360166091Smarius#ifdef DEV_EISA 36110015Speter case SIEISA: 36234832Speter /* modify the download code to tell it that it's on an EISA */ 36334832Speter *(maddr + 0x42) = 1; 36456498Speter outb(sc->sc_iobase + 2, (sc->sc_irq << 4) | 4); 36556498Speter (void)inb(sc->sc_iobase + 3); /* reset interrupt */ 36610015Speter break; 367166091Smarius#endif 36833395Speter case SIPCI: 36934832Speter /* modify the download code to tell it that it's on a PCI */ 37033395Speter *(maddr+0x42) = 1; 37133395Speter *(maddr+SIPCIRESET) = 1; 37233395Speter *(maddr+SIPCIINTCL) = 0; 37333395Speter break; 37433395Speter case SIJETPCI: 37533395Speter *(maddr+SIJETRESET) = 0; 37633395Speter *(maddr+SIJETCONFIG) = SIJETBUSEN|SIJETIRQEN; 37733395Speter break; 37833395Speter case SIJETISA: 37933395Speter *(maddr+SIJETRESET) = 0; 38034832Speter switch (sc->sc_irq) { 38156498Speter case 9: 38234832Speter *(maddr+SIJETCONFIG) = SIJETBUSEN|SIJETIRQEN|0x90; 38334832Speter break; 38456498Speter case 10: 38534832Speter *(maddr+SIJETCONFIG) = SIJETBUSEN|SIJETIRQEN|0xa0; 38634832Speter break; 38756498Speter case 11: 38834832Speter *(maddr+SIJETCONFIG) = SIJETBUSEN|SIJETIRQEN|0xb0; 38934832Speter break; 39056498Speter case 12: 39134832Speter *(maddr+SIJETCONFIG) = SIJETBUSEN|SIJETIRQEN|0xc0; 39234832Speter break; 39356498Speter case 15: 39434832Speter *(maddr+SIJETCONFIG) = SIJETBUSEN|SIJETIRQEN|0xf0; 39534832Speter break; 39634832Speter } 39733395Speter break; 39810015Speter case SIHOST: 39910015Speter *(maddr+SIRESET_CL) = 0; 40010015Speter *(maddr+SIINTCL_CL) = 0; 40110015Speter break; 40210015Speter case SIHOST2: 40310015Speter *(maddr+SIPLRESET) = 0x10; 40410015Speter switch (sc->sc_irq) { 40556498Speter case 11: 40610015Speter *(maddr+SIPLIRQ11) = 0x10; 40710015Speter break; 40856498Speter case 12: 40910015Speter *(maddr+SIPLIRQ12) = 0x10; 41010015Speter break; 41156498Speter case 15: 41210015Speter *(maddr+SIPLIRQ15) = 0x10; 41310015Speter break; 41410015Speter } 41510015Speter *(maddr+SIPLIRQCLR) = 0x10; 41610015Speter break; 41734832Speter default: /* this should _REALLY_ never happen */ 41834832Speter printf("si%d: Uh, it was supported a second ago...\n", unit); 41956498Speter return EINVAL; 42010015Speter } 42110015Speter 42210015Speter DELAY(1000000); /* wait around for a second */ 42310015Speter 42410015Speter regp = (struct si_reg *)maddr; 42510015Speter y = 0; 42610015Speter /* wait max of 5 sec for init OK */ 42710015Speter while (regp->initstat == 0 && y++ < 10) { 42810015Speter DELAY(500000); 42910015Speter } 43010015Speter switch (regp->initstat) { 43110015Speter case 0: 43210015Speter printf("si%d: startup timeout - aborting\n", unit); 43312174Speter sc->sc_type = SIEMPTY; 43456498Speter return EINVAL; 43510015Speter case 1: 43636956Ssteve if (SI_ISJET(sc->sc_type)) { 43734832Speter /* set throttle to 100 times per second */ 43834832Speter regp->int_count = JET_INT_COUNT; 43934832Speter /* rx_intr_count is a NOP in Jet */ 44034832Speter } else { 44134832Speter /* set throttle to 125 times per second */ 44234832Speter regp->int_count = INT_COUNT; 44334832Speter /* rx intr max of 25 times per second */ 44434832Speter regp->rx_int_count = RXINT_COUNT; 44534832Speter } 44610015Speter regp->int_pending = 0; /* no intr pending */ 44710015Speter regp->int_scounter = 0; /* reset counter */ 44810015Speter break; 44910015Speter case 0xff: 45010015Speter /* 45110015Speter * No modules found, so give up on this one. 45210015Speter */ 45310015Speter printf("si%d: %s - no ports found\n", unit, 45410015Speter si_type[sc->sc_type]); 45510015Speter return 0; 45610015Speter default: 45734832Speter printf("si%d: download code version error - initstat %x\n", 45810015Speter unit, regp->initstat); 45956498Speter return EINVAL; 46010015Speter } 46110015Speter 46210015Speter /* 46310015Speter * First time around the ports just count them in order 46410015Speter * to allocate some memory. 46510015Speter */ 46610015Speter nport = 0; 46710015Speter modp = (struct si_module *)(maddr + 0x80); 46810015Speter for (;;) { 46912174Speter DPRINT((0, DBG_DOWNLOAD, "si%d: ccb addr 0x%x\n", unit, modp)); 47034832Speter switch (modp->sm_type) { 47134832Speter case TA4: 47210015Speter DPRINT((0, DBG_DOWNLOAD, 47334832Speter "si%d: Found old TA4 module, 4 ports\n", 47434832Speter unit)); 47534832Speter x = 4; 47610015Speter break; 47734832Speter case TA8: 47834832Speter DPRINT((0, DBG_DOWNLOAD, 47934832Speter "si%d: Found old TA8 module, 8 ports\n", 48034832Speter unit)); 48134832Speter x = 8; 48234832Speter break; 48334832Speter case TA4_ASIC: 48434832Speter DPRINT((0, DBG_DOWNLOAD, 48534832Speter "si%d: Found ASIC TA4 module, 4 ports\n", 48634832Speter unit)); 48734832Speter x = 4; 48834832Speter break; 48934832Speter case TA8_ASIC: 49034832Speter DPRINT((0, DBG_DOWNLOAD, 49134832Speter "si%d: Found ASIC TA8 module, 8 ports\n", 49234832Speter unit)); 49334832Speter x = 8; 49434832Speter break; 49534832Speter case MTA: 49634832Speter DPRINT((0, DBG_DOWNLOAD, 49734832Speter "si%d: Found CD1400 module, 8 ports\n", 49834832Speter unit)); 49934832Speter x = 8; 50034832Speter break; 50134832Speter case SXDC: 50234832Speter DPRINT((0, DBG_DOWNLOAD, 50334832Speter "si%d: Found SXDC module, 8 ports\n", 50434832Speter unit)); 50534832Speter x = 8; 50634832Speter break; 50710015Speter default: 50810015Speter printf("si%d: unknown module type %d\n", 50910015Speter unit, modp->sm_type); 51034832Speter goto try_next; 51110015Speter } 51234832Speter 51334832Speter /* this was limited in firmware and is also a driver issue */ 51434832Speter if ((nport + x) > SI_MAXPORTPERCARD) { 51534832Speter printf("si%d: extra ports ignored\n", unit); 51634832Speter goto try_next; 51734832Speter } 51834832Speter 51934832Speter nport += x; 52034832Speter si_Nports += x; 52134832Speter si_Nmodules++; 52234832Speter 52334832Spetertry_next: 52410015Speter if (modp->sm_next == 0) 52510015Speter break; 52610015Speter modp = (struct si_module *) 52710015Speter (maddr + (unsigned)(modp->sm_next & 0x7fff)); 52810015Speter } 52910015Speter sc->sc_ports = (struct si_port *)malloc(sizeof(struct si_port) * nport, 53069781Sdwmalone M_DEVBUF, M_NOWAIT | M_ZERO); 53110015Speter if (sc->sc_ports == 0) { 53210015Speter printf("si%d: fail to malloc memory for port structs\n", 53310015Speter unit); 53456498Speter return EINVAL; 53510015Speter } 53610015Speter sc->sc_nport = nport; 53710015Speter 53810015Speter /* 53910015Speter * Scan round the ports again, this time initialising. 54010015Speter */ 54110015Speter pp = sc->sc_ports; 54210015Speter nmodule = 0; 54310015Speter modp = (struct si_module *)(maddr + 0x80); 54434832Speter uart_type = 1000; /* arbitary, > uchar_max */ 54510015Speter for (;;) { 54634832Speter switch (modp->sm_type) { 54734832Speter case TA4: 54834832Speter nport = 4; 54910015Speter break; 55034832Speter case TA8: 55134832Speter nport = 8; 55234832Speter break; 55334832Speter case TA4_ASIC: 55434832Speter nport = 4; 55534832Speter break; 55634832Speter case TA8_ASIC: 55734832Speter nport = 8; 55834832Speter break; 55934832Speter case MTA: 56034832Speter nport = 8; 56134832Speter break; 56234832Speter case SXDC: 56334832Speter nport = 8; 56434832Speter break; 56510015Speter default: 56634832Speter goto try_next2; 56710015Speter } 56834832Speter nmodule++; 56934832Speter ccbp = (struct si_channel *)((char *)modp + 0x100); 57034832Speter if (uart_type == 1000) 57134832Speter uart_type = ccbp->type; 57234832Speter else if (uart_type != ccbp->type) 57334832Speter printf("si%d: Warning: module %d mismatch! (%d%s != %d%s)\n", 57434832Speter unit, nmodule, 57534832Speter ccbp->type, si_modulename(sc->sc_type, ccbp->type), 57634832Speter uart_type, si_modulename(sc->sc_type, uart_type)); 57734832Speter 57834832Speter for (x = 0; x < nport; x++, pp++, ccbp++) { 57934832Speter pp->sp_ccb = ccbp; /* save the address */ 58034832Speter pp->sp_pend = IDLE_CLOSE; 58134832Speter pp->sp_state = 0; /* internal flag */ 582136058Sphk#ifdef SI_DEBUG 583154081Sjhb sprintf(pp->sp_name, "si%r%r", unit, 584154081Sjhb (int)(pp - sc->sc_ports)); 585136058Sphk#endif 586193018Sed tp = pp->sp_tty = tty_alloc_mutex(&si_tty_class, pp, &Giant); 587182871Speter tty_makedev(tp, NULL, "A%r%r", unit, (int)(pp - sc->sc_ports)); 58834832Speter } 58934832Spetertry_next2: 59010015Speter if (modp->sm_next == 0) { 59134832Speter printf("si%d: card: %s, ports: %d, modules: %d, type: %d%s\n", 59210015Speter unit, 59310015Speter sc->sc_typename, 59410015Speter sc->sc_nport, 59512174Speter nmodule, 59634832Speter uart_type, 59734832Speter si_modulename(sc->sc_type, uart_type)); 59810015Speter break; 59910015Speter } 60010015Speter modp = (struct si_module *) 60110015Speter (maddr + (unsigned)(modp->sm_next & 0x7fff)); 60210015Speter } 60312502Sjulian 604154081Sjhb if (unit == 0) 605154081Sjhb make_dev(&si_Scdevsw, 0, UID_ROOT, GID_WHEEL, 0600, 606154081Sjhb "si_control"); 60756498Speter return (0); 60810015Speter} 60910015Speter 61012675Sjulianstatic int 611182871Spetersiopen(struct tty *tp) 61210015Speter{ 61310015Speter 614182871Speter DPRINT((0, DBG_ENTRY|DBG_OPEN, "siopen()\n")); 615179589Speter mtx_assert(&Giant, MA_OWNED); 61610015Speter#ifdef POLL 61710015Speter /* 61810015Speter * We've now got a device, so start the poller. 61910015Speter */ 62010015Speter if (init_finished == 0) { 62115639Speter timeout(si_poll, (caddr_t)0L, si_pollrate); 62210015Speter init_finished = 1; 62310015Speter } 62410015Speter#endif 625182871Speter DPRINT((0, DBG_EXIT|DBG_OPEN, "siopen() finished\n")); 626136058Sphk return(0); 62710015Speter} 62810015Speter 629136058Sphkstatic void 630136058Sphksiclose(struct tty *tp) 63110015Speter{ 63256498Speter struct si_port *pp; 63310015Speter 634182871Speter DPRINT((0, DBG_ENTRY|DBG_CLOSE, "siclose()\n")); 635179589Speter mtx_assert(&Giant, MA_OWNED); 636182871Speter pp = tty_softc(tp); 637179589Speter (void) si_command(pp, FCLOSE, SI_WAIT); 638182871Speter DPRINT((0, DBG_EXIT|DBG_CLOSE, "siclose() finished\n")); 63910015Speter} 64010015Speter 641182871Speterstatic int 642182871Spetersiioctl(struct tty *tp, u_long cmd, caddr_t data, struct thread *td) 64310015Speter{ 64456498Speter struct si_port *pp; 64510015Speter 646182871Speter DPRINT((0, DBG_ENTRY|DBG_IOCTL, "siioctl(0x%lx,0x%x)\n", cmd, data)); 647179589Speter mtx_assert(&Giant, MA_OWNED); 648182871Speter pp = tty_softc(tp); 649182871Speter switch (cmd) { 650182871Speter case TIOCSBRK: 65116575Speter si_command(pp, SBREAK, SI_WAIT); 652182871Speter return (0); 653182871Speter case TIOCCBRK: 65416575Speter si_command(pp, EBREAK, SI_WAIT); 655182871Speter return (0); 656182871Speter } 657182871Speter return (ENOIOCTL); /* Let the common tty ioctl handler do it */ 65810015Speter} 65910015Speter 66010015Speter/* 661136058Sphk * Handle the Specialix ioctls on the control dev. 66210015Speter */ 66310015Speterstatic int 664130585Sphksi_Sioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *td) 66510015Speter{ 66610015Speter struct si_softc *xsc; 66756498Speter struct si_port *xpp; 66810015Speter volatile struct si_reg *regp; 66910015Speter struct si_tcsi *dp; 67010044Speter struct si_pstat *sps; 67111872Sphk int *ip, error = 0; 67210015Speter int oldspl; 67310015Speter int card, port; 67410015Speter 675182871Speter DPRINT((0, DBG_ENTRY|DBG_IOCTL, "si_Sioctl(%s,0x%lx,0x%x)\n", 676182871Speter devtoname(dev), cmd, data)); 677179589Speter mtx_assert(&Giant, MA_OWNED); 67810015Speter 67910044Speter#if 1 68010044Speter DPRINT((0, DBG_IOCTL, "TCSI_PORT=%x\n", TCSI_PORT)); 68110044Speter DPRINT((0, DBG_IOCTL, "TCSI_CCB=%x\n", TCSI_CCB)); 68210044Speter#endif 68310044Speter 68410015Speter oldspl = spltty(); /* better safe than sorry */ 68510015Speter 68610015Speter ip = (int *)data; 68710015Speter 688164033Srwatson#define SUCHECK if ((error = priv_check(td, PRIV_DRIVER))) goto out 68910015Speter 69010015Speter switch (cmd) { 69110015Speter case TCSIPORTS: 69210015Speter *ip = si_Nports; 69310015Speter goto out; 69410015Speter case TCSIMODULES: 69510015Speter *ip = si_Nmodules; 69610015Speter goto out; 69710015Speter case TCSISDBG_ALL: 69810015Speter SUCHECK; 69910015Speter si_debug = *ip; 70010015Speter goto out; 70110015Speter case TCSIGDBG_ALL: 70210015Speter *ip = si_debug; 70310015Speter goto out; 70410015Speter default: 70510015Speter /* 70610015Speter * Check that a controller for this port exists 70710015Speter */ 70810044Speter 70910044Speter /* may also be a struct si_pstat, a superset of si_tcsi */ 71010044Speter 71110015Speter dp = (struct si_tcsi *)data; 71210044Speter sps = (struct si_pstat *)data; 71310015Speter card = dp->tc_card; 71456498Speter xsc = devclass_get_softc(si_devclass, card); /* check.. */ 71556498Speter if (xsc == NULL || xsc->sc_type == SIEMPTY) { 71610015Speter error = ENOENT; 71710015Speter goto out; 71810015Speter } 71910015Speter /* 72010015Speter * And check that a port exists 72110015Speter */ 72210015Speter port = dp->tc_port; 72310015Speter if (port < 0 || port >= xsc->sc_nport) { 72410015Speter error = ENOENT; 72510015Speter goto out; 72610015Speter } 72710015Speter xpp = xsc->sc_ports + port; 72810015Speter regp = (struct si_reg *)xsc->sc_maddr; 72910015Speter } 73010015Speter 73110015Speter switch (cmd) { 73210015Speter case TCSIDEBUG: 73310015Speter#ifdef SI_DEBUG 73410015Speter SUCHECK; 73510015Speter if (xpp->sp_debug) 73610015Speter xpp->sp_debug = 0; 73710015Speter else { 73810015Speter xpp->sp_debug = DBG_ALL; 73910015Speter DPRINT((xpp, DBG_IOCTL, "debug toggled %s\n", 74010015Speter (xpp->sp_debug&DBG_ALL)?"ON":"OFF")); 74110015Speter } 74210015Speter break; 74310015Speter#else 74410015Speter error = ENODEV; 74510015Speter goto out; 74610015Speter#endif 74710015Speter case TCSISDBG_LEVEL: 74810015Speter case TCSIGDBG_LEVEL: 74910015Speter#ifdef SI_DEBUG 75010015Speter if (cmd == TCSIGDBG_LEVEL) { 75110015Speter dp->tc_dbglvl = xpp->sp_debug; 75210015Speter } else { 75310015Speter SUCHECK; 75410015Speter xpp->sp_debug = dp->tc_dbglvl; 75510015Speter } 75610015Speter break; 75710015Speter#else 75810015Speter error = ENODEV; 75910015Speter goto out; 76010015Speter#endif 76110015Speter case TCSIGRXIT: 76210015Speter dp->tc_int = regp->rx_int_count; 76310015Speter break; 76410015Speter case TCSIRXIT: 76510015Speter SUCHECK; 76610015Speter regp->rx_int_count = dp->tc_int; 76710015Speter break; 76810015Speter case TCSIGIT: 76910015Speter dp->tc_int = regp->int_count; 77010015Speter break; 77110015Speter case TCSIIT: 77210015Speter SUCHECK; 77310015Speter regp->int_count = dp->tc_int; 77410015Speter break; 77510044Speter case TCSISTATE: 77610044Speter dp->tc_int = xpp->sp_ccb->hi_ip; 77710015Speter break; 77810044Speter /* these next three use a different structure */ 77910044Speter case TCSI_PORT: 78010015Speter SUCHECK; 78134832Speter si_bcopy(xpp, &sps->tc_siport, sizeof(sps->tc_siport)); 78210015Speter break; 78310044Speter case TCSI_CCB: 78410044Speter SUCHECK; 78550442Speter si_vbcopy(xpp->sp_ccb, &sps->tc_ccb, sizeof(sps->tc_ccb)); 78610015Speter break; 78710015Speter default: 78810015Speter error = EINVAL; 78910015Speter goto out; 79010015Speter } 79110015Speterout: 79210015Speter splx(oldspl); 79310015Speter return(error); /* success */ 79410015Speter} 79510015Speter 79610015Speter/* 79710015Speter * siparam() : Configure line params 79810015Speter * called at spltty(); 79910015Speter * this may sleep, does not flush, nor wait for drain, nor block writes 80010015Speter * caller must arrange this if it's important.. 80110015Speter */ 80212724Sphkstatic int 80356498Spetersiparam(struct tty *tp, struct termios *t) 80410015Speter{ 805182871Speter struct si_port *pp = tty_softc(tp); 80610015Speter volatile struct si_channel *ccbp; 80710015Speter int oldspl, cflag, iflag, oflag, lflag; 80810015Speter int error = 0; /* shutup gcc */ 80910015Speter int ispeed = 0; /* shutup gcc */ 81010015Speter int ospeed = 0; /* shutup gcc */ 81110161Speter BYTE val; 81210015Speter 81310015Speter DPRINT((pp, DBG_ENTRY|DBG_PARAM, "siparam(%x,%x)\n", tp, t)); 814179589Speter mtx_assert(&Giant, MA_OWNED); 81510015Speter cflag = t->c_cflag; 81610015Speter iflag = t->c_iflag; 81710015Speter oflag = t->c_oflag; 81810015Speter lflag = t->c_lflag; 81910044Speter DPRINT((pp, DBG_PARAM, "OFLAG 0x%x CFLAG 0x%x IFLAG 0x%x LFLAG 0x%x\n", 82010044Speter oflag, cflag, iflag, lflag)); 82110015Speter 82234832Speter /* XXX - if Jet host and SXDC module, use extended baud rates */ 82310015Speter 82410015Speter /* if not hung up.. */ 82510015Speter if (t->c_ospeed != 0) { 82610015Speter /* translate baud rate to firmware values */ 827182871Speter ospeed = si_speedtab(t->c_ospeed, bdrates); 82810015Speter ispeed = t->c_ispeed ? 829182871Speter si_speedtab(t->c_ispeed, bdrates) : ospeed; 83010015Speter /* enforce legit baud rate */ 83110015Speter if (ospeed < 0 || ispeed < 0) 83210015Speter return (EINVAL); 83310015Speter } 83410015Speter 83510015Speter oldspl = spltty(); 83610015Speter 83710015Speter ccbp = pp->sp_ccb; 83810015Speter 83910161Speter /* ========== set hi_break ========== */ 84010161Speter val = 0; 84110161Speter if (iflag & IGNBRK) /* Breaks */ 84210161Speter val |= BR_IGN; 84310161Speter if (iflag & BRKINT) /* Interrupt on break? */ 84410161Speter val |= BR_INT; 84510161Speter if (iflag & PARMRK) /* Parity mark? */ 84610161Speter val |= BR_PARMRK; 84710161Speter if (iflag & IGNPAR) /* Ignore chars with parity errors? */ 84810161Speter val |= BR_PARIGN; 84910161Speter ccbp->hi_break = val; 85010161Speter 85110161Speter /* ========== set hi_csr ========== */ 85210015Speter /* if not hung up.. */ 85310015Speter if (t->c_ospeed != 0) { 85410015Speter /* Set I/O speeds */ 85510161Speter val = (ispeed << 4) | ospeed; 85610015Speter } 85710161Speter ccbp->hi_csr = val; 85810015Speter 85910161Speter /* ========== set hi_mr2 ========== */ 86010161Speter val = 0; 861182871Speter if (cflag & CSTOPB) /* Stop bits */ 86210161Speter val |= MR2_2_STOP; 86310015Speter else 86410161Speter val |= MR2_1_STOP; 865182871Speter 86610161Speter /* 86710161Speter * Enable H/W RTS/CTS handshaking. The default TA/MTA is 86810161Speter * a DCE, hence the reverse sense of RTS and CTS 86910161Speter */ 87010161Speter /* Output Flow - RTS must be raised before data can be sent */ 87110161Speter if (cflag & CCTS_OFLOW) 87210161Speter val |= MR2_RTSCONT; 87310161Speter 87416575Speter ccbp->hi_mr2 = val; 87510161Speter 87610161Speter /* ========== set hi_mr1 ========== */ 87710161Speter val = 0; 87810015Speter if (!(cflag & PARENB)) /* Parity */ 87910161Speter val |= MR1_NONE; 88010015Speter else 88110161Speter val |= MR1_WITH; 88210015Speter if (cflag & PARODD) 88310161Speter val |= MR1_ODD; 88410015Speter 885182871Speter if ((cflag & CS8) == CS8) /* 8 data bits? */ 88610161Speter val |= MR1_8_BITS; 887182871Speter else if ((cflag & CS7) == CS7) /* 7 data bits? */ 88810161Speter val |= MR1_7_BITS; 889182871Speter else if ((cflag & CS6) == CS6) /* 6 data bits? */ 89010161Speter val |= MR1_6_BITS; 891182871Speter else /* Must be 5 */ 89210161Speter val |= MR1_5_BITS; 893182871Speter 89410161Speter /* 89510161Speter * Enable H/W RTS/CTS handshaking. The default TA/MTA is 89610161Speter * a DCE, hence the reverse sense of RTS and CTS 89710161Speter */ 89810161Speter /* Input Flow - CTS is raised when port is ready to receive data */ 89910161Speter if (cflag & CRTS_IFLOW) 90010161Speter val |= MR1_CTSCONT; 90110015Speter 90210161Speter ccbp->hi_mr1 = val; 90310161Speter 90410161Speter /* ========== set hi_mask ========== */ 90510161Speter val = 0xff; 90610161Speter if ((cflag & CS8) == CS8) { /* 8 data bits? */ 90710161Speter val &= 0xFF; 90810161Speter } else if ((cflag & CS7) == CS7) { /* 7 data bits? */ 90910161Speter val &= 0x7F; 91010161Speter } else if ((cflag & CS6) == CS6) { /* 6 data bits? */ 91110161Speter val &= 0x3F; 91210161Speter } else { /* Must be 5 */ 91310161Speter val &= 0x1F; 91410161Speter } 91510015Speter if (iflag & ISTRIP) 91610161Speter val &= 0x7F; 91710015Speter 91810161Speter ccbp->hi_mask = val; 91910161Speter 92010161Speter /* ========== set hi_prtcl ========== */ 92156592Speter val = SP_DCEN; /* Monitor DCD always, or TIOCMGET misses it */ 92210161Speter if (iflag & IXANY) 92310161Speter val |= SP_TANY; 92410161Speter if (iflag & IXON) 92510161Speter val |= SP_TXEN; 92610161Speter if (iflag & IXOFF) 92710161Speter val |= SP_RXEN; 92810161Speter if (iflag & INPCK) 92910161Speter val |= SP_PAEN; 93010015Speter 93110161Speter ccbp->hi_prtcl = val; 93210161Speter 93310161Speter 93410161Speter /* ========== set hi_{rx|tx}{on|off} ========== */ 93510161Speter /* XXX: the card TOTALLY shields us from the flow control... */ 93610015Speter ccbp->hi_txon = t->c_cc[VSTART]; 93710015Speter ccbp->hi_txoff = t->c_cc[VSTOP]; 93810015Speter 93910015Speter ccbp->hi_rxon = t->c_cc[VSTART]; 94010015Speter ccbp->hi_rxoff = t->c_cc[VSTOP]; 94110015Speter 94210161Speter /* ========== send settings to the card ========== */ 94310015Speter /* potential sleep here */ 94410015Speter if (ccbp->hi_stat == IDLE_CLOSE) /* Not yet open */ 94510015Speter si_command(pp, LOPEN, SI_WAIT); /* open it */ 94610015Speter else 94710015Speter si_command(pp, CONFIG, SI_WAIT); /* change params */ 94810015Speter 94910161Speter /* ========== set DTR etc ========== */ 95010015Speter /* Hangup if ospeed == 0 */ 95110015Speter if (t->c_ospeed == 0) { 952136058Sphk (void) simodem(tp, 0, SER_DTR | SER_RTS); 95310015Speter } else { 95410015Speter /* 95510015Speter * If the previous speed was 0, may need to re-enable 95634832Speter * the modem signals 95734832Speter */ 958136058Sphk (void) simodem(tp, SER_DTR | SER_RTS, 0); 95910015Speter } 96010015Speter 961182871Speter DPRINT((pp, DBG_PARAM, "siparam, complete: MR1 %x MR2 %x HI_MASK %x PRTCL %x HI_BREAK %x HI_CSR %x\n", 962182871Speter ccbp->hi_mr1, ccbp->hi_mr2, ccbp->hi_mask, ccbp->hi_prtcl, ccbp->hi_break, ccbp->hi_csr)); 96310015Speter 96410015Speter splx(oldspl); 96510015Speter return(error); 96610015Speter} 96710015Speter 96810015Speter/* 96910015Speter * Set/Get state of modem control lines. 97010015Speter * Due to DCE-like behaviour of the adapter, some signals need translation: 97110015Speter * TIOCM_DTR DSR 97210015Speter * TIOCM_RTS CTS 97310015Speter */ 97410015Speterstatic int 975136058Sphksimodem(struct tty *tp, int sigon, int sigoff) 97610015Speter{ 977136058Sphk struct si_port *pp; 97810015Speter volatile struct si_channel *ccbp; 97910015Speter int x; 98010015Speter 981182871Speter pp = tty_softc(tp); 982136058Sphk DPRINT((pp, DBG_ENTRY|DBG_MODEM, "simodem(%x,%x)\n", sigon, sigoff)); 983179589Speter mtx_assert(&Giant, MA_OWNED); 98410015Speter ccbp = pp->sp_ccb; /* Find channel address */ 985136058Sphk if (sigon == 0 && sigoff == 0) { 98610015Speter x = ccbp->hi_ip; 987136058Sphk /* 988136058Sphk * XXX: not sure this is correct, should it be CTS&DSR ? 989136058Sphk * XXX: or do we (just) miss CTS & DSR ? 990136058Sphk */ 991136058Sphk if (x & IP_DCD) sigon |= SER_DCD; 992136058Sphk if (x & IP_DTR) sigon |= SER_DTR; 993136058Sphk if (x & IP_RTS) sigon |= SER_RTS; 994136058Sphk if (x & IP_RI) sigon |= SER_RI; 995136058Sphk return (sigon); 99610015Speter } 997136058Sphk 998136058Sphk x = ccbp->hi_op; 999136058Sphk if (sigon & SER_DTR) 1000136058Sphk x |= OP_DSR; 1001136058Sphk if (sigoff & SER_DTR) 1002136058Sphk x &= ~OP_DSR; 1003136058Sphk if (sigon & SER_RTS) 1004136058Sphk x |= OP_CTS; 1005136058Sphk if (sigoff & SER_RTS) 1006136058Sphk x &= ~OP_CTS; 1007136058Sphk ccbp->hi_op = x; 100810015Speter return 0; 100910015Speter} 101010015Speter 101110015Speter/* 101210015Speter * Handle change of modem state 101310015Speter */ 101410015Speterstatic void 101556498Spetersi_modem_state(struct si_port *pp, struct tty *tp, int hi_ip) 101610015Speter{ 101710015Speter /* if a modem dev */ 1018179589Speter mtx_assert(&Giant, MA_OWNED); 101910015Speter if (hi_ip & IP_DCD) { 102050442Speter if (!(pp->sp_last_hi_ip & IP_DCD)) { 1021182871Speter DPRINT((pp, DBG_INTR, "modem carr on%d\n")); 1022182871Speter (void)ttydisc_modem(tp, 1); 102310015Speter } 102410015Speter } else { 102510015Speter if (pp->sp_last_hi_ip & IP_DCD) { 102610015Speter DPRINT((pp, DBG_INTR, "modem carr off\n")); 1027182871Speter#if 0 /* XXX mpsafetty ttyld_modem used to tell us to shutdown the port or not */ 1028182871Speter if (ttydisc_modem(tp, 0)) 1029136058Sphk (void) simodem(tp, 0, SER_DTR | SER_RTS); 1030182871Speter#else 1031182871Speter ttydisc_modem(tp, 0); 1032182871Speter#endif 103310015Speter } 103410015Speter } 103510015Speter pp->sp_last_hi_ip = hi_ip; 103610015Speter 103710015Speter} 103810015Speter 103910015Speter/* 104010015Speter * Poller to catch missed interrupts. 104112174Speter * 104212496Speter * Note that the SYSV Specialix drivers poll at 100 times per second to get 104312496Speter * better response. We could really use a "periodic" version timeout(). :-) 104410015Speter */ 104510015Speter#ifdef POLL 104610708Speterstatic void 104710015Spetersi_poll(void *nothing) 104810015Speter{ 104956498Speter struct si_softc *sc; 105056498Speter int i; 105110015Speter volatile struct si_reg *regp; 105256498Speter struct si_port *pp; 105312174Speter int lost, oldspl, port; 105410015Speter 105510015Speter DPRINT((0, DBG_POLL, "si_poll()\n")); 105611609Speter oldspl = spltty(); 1057179589Speter mtx_assert(&Giant, MA_OWNED); 105810015Speter lost = 0; 105956498Speter for (i = 0; i < si_numunits; i++) { 106056498Speter sc = devclass_get_softc(si_devclass, i); 106156498Speter if (sc == NULL || sc->sc_type == SIEMPTY) 106210015Speter continue; 106310015Speter regp = (struct si_reg *)sc->sc_maddr; 106434832Speter 106510015Speter /* 106610015Speter * See if there has been a pending interrupt for 2 seconds 106733395Speter * or so. The test (int_scounter >= 200) won't correspond 106810015Speter * to 2 seconds if int_count gets changed. 106910015Speter */ 107010015Speter if (regp->int_pending != 0) { 107110015Speter if (regp->int_scounter >= 200 && 107210015Speter regp->initstat == 1) { 107312174Speter printf("si%d: lost intr\n", i); 107410015Speter lost++; 107510015Speter } 107610015Speter } else { 107710015Speter regp->int_scounter = 0; 107810015Speter } 107910015Speter 108012174Speter /* 108112174Speter * gripe about no input flow control.. 108212174Speter */ 108312174Speter pp = sc->sc_ports; 108412174Speter for (port = 0; port < sc->sc_nport; pp++, port++) { 108512174Speter if (pp->sp_delta_overflows > 0) { 108612174Speter printf("si%d: %d tty level buffer overflows\n", 108712174Speter i, pp->sp_delta_overflows); 108812174Speter pp->sp_delta_overflows = 0; 108912174Speter } 109012174Speter } 109110015Speter } 109217547Speter if (lost || si_realpoll) 109356498Speter si_intr(NULL); /* call intr with fake vector */ 109410015Speter splx(oldspl); 109510015Speter 109615639Speter timeout(si_poll, (caddr_t)0L, si_pollrate); 109710015Speter} 109810015Speter#endif /* ifdef POLL */ 109910015Speter 110010015Speter/* 110110015Speter * The interrupt handler polls ALL ports on ALL adapters each time 110210015Speter * it is called. 110310015Speter */ 110410015Speter 110512496Speterstatic BYTE si_rxbuf[SI_BUFFERSIZE]; /* input staging area */ 110634832Speterstatic BYTE si_txbuf[SI_BUFFERSIZE]; /* output staging area */ 110710015Speter 110856505Spetervoid 110956498Spetersi_intr(void *arg) 111010015Speter{ 111156498Speter struct si_softc *sc; 111256498Speter struct si_port *pp; 111310015Speter volatile struct si_channel *ccbp; 111456498Speter struct tty *tp; 111510015Speter volatile caddr_t maddr; 111611872Sphk BYTE op, ip; 111712174Speter int x, card, port, n, i, isopen; 111810015Speter volatile BYTE *z; 111910015Speter BYTE c; 112010015Speter 112156498Speter sc = arg; 1122179589Speter mtx_assert(&Giant, MA_OWNED); 112356498Speter 112456498Speter DPRINT((0, arg == NULL ? DBG_POLL:DBG_INTR, "si_intr\n")); 112510015Speter 112610015Speter /* 112710015Speter * When we get an int we poll all the channels and do ALL pending 112810015Speter * work, not just the first one we find. This allows all cards to 112910015Speter * share the same vector. 113034832Speter * 113134832Speter * XXX - But if we're sharing the vector with something that's NOT 113234832Speter * a SI/XIO/SX card, we may be making more work for ourselves. 113310015Speter */ 113456498Speter for (card = 0; card < si_numunits; card++) { 113556498Speter sc = devclass_get_softc(si_devclass, card); 113656498Speter if (sc == NULL || sc->sc_type == SIEMPTY) 113710015Speter continue; 113812174Speter 113912174Speter /* 114012174Speter * First, clear the interrupt 114112174Speter */ 114210015Speter switch(sc->sc_type) { 114334832Speter case SIHOST: 114410015Speter maddr = sc->sc_maddr; 114510015Speter ((volatile struct si_reg *)maddr)->int_pending = 0; 114610015Speter /* flag nothing pending */ 114710015Speter *(maddr+SIINTCL) = 0x00; /* Set IRQ clear */ 114810015Speter *(maddr+SIINTCL_CL) = 0x00; /* Clear IRQ clear */ 114910015Speter break; 115010015Speter case SIHOST2: 115110015Speter maddr = sc->sc_maddr; 115210015Speter ((volatile struct si_reg *)maddr)->int_pending = 0; 115310015Speter *(maddr+SIPLIRQCLR) = 0x00; 115410015Speter *(maddr+SIPLIRQCLR) = 0x10; 115510015Speter break; 115633395Speter case SIPCI: 115733395Speter maddr = sc->sc_maddr; 115833395Speter ((volatile struct si_reg *)maddr)->int_pending = 0; 115933395Speter *(maddr+SIPCIINTCL) = 0x0; 116033395Speter break; 116134832Speter case SIJETPCI: /* fall through to JETISA case */ 116233395Speter case SIJETISA: 116333395Speter maddr = sc->sc_maddr; 116433395Speter ((volatile struct si_reg *)maddr)->int_pending = 0; 116533395Speter *(maddr+SIJETINTCL) = 0x0; 116633395Speter break; 1167166091Smarius#ifdef DEV_EISA 116810015Speter case SIEISA: 116910015Speter maddr = sc->sc_maddr; 117010015Speter ((volatile struct si_reg *)maddr)->int_pending = 0; 117156498Speter (void)inb(sc->sc_iobase + 3); 117210015Speter break; 1173166091Smarius#endif 117410015Speter case SIEMPTY: 117510015Speter default: 117610015Speter continue; 117710015Speter } 117810015Speter ((volatile struct si_reg *)maddr)->int_scounter = 0; 117910015Speter 118012174Speter /* 118112174Speter * check each port 118212174Speter */ 118350442Speter for (pp = sc->sc_ports, port = 0; port < sc->sc_nport; 118434832Speter pp++, port++) { 118510015Speter ccbp = pp->sp_ccb; 118610015Speter tp = pp->sp_tty; 1187182871Speter tty_lock(tp); 118810015Speter 118910015Speter /* 119010015Speter * See if a command has completed ? 119110015Speter */ 119210015Speter if (ccbp->hi_stat != pp->sp_pend) { 119310015Speter DPRINT((pp, DBG_INTR, 1194179589Speter "si_intr hi_stat = %s, pend = %s\n", 1195179589Speter si_cmdname(ccbp->hi_stat), 1196179589Speter si_cmdname(pp->sp_pend))); 119710015Speter switch(pp->sp_pend) { 119810015Speter case LOPEN: 119910015Speter case MPEND: 120010015Speter case MOPEN: 1201179589Speter case FCLOSE: 120210015Speter case CONFIG: 120316575Speter case SBREAK: 120416575Speter case EBREAK: 1205179589Speter /* sleeping in si_command */ 1206179589Speter DPRINT((pp, DBG_INTR, "do wakeup\n")); 120710015Speter wakeup(&pp->sp_state); 120810015Speter break; 120910015Speter } 1210179589Speter pp->sp_pend = ccbp->hi_stat; 121134832Speter } 121210015Speter 121310015Speter /* 121410015Speter * Continue on if it's closed 121510015Speter */ 1216182871Speter if (ccbp->hi_stat == IDLE_CLOSE) { 1217182871Speter tty_unlock(tp); 121810015Speter continue; 1219182871Speter } 122010015Speter 122110015Speter /* 122210015Speter * Do modem state change if not a local device 122310015Speter */ 122410015Speter si_modem_state(pp, tp, ccbp->hi_ip); 122510015Speter 122610015Speter /* 122734832Speter * Check to see if we should 'receive' characters. 122812174Speter */ 1229182871Speter isopen = tty_opened(tp); 123012174Speter 123112174Speter /* 123216575Speter * Do input break processing 123310015Speter */ 123410015Speter if (ccbp->hi_state & ST_BREAK) { 1235179589Speter if (isopen) 1236182871Speter ttydisc_rint(tp, 0, TRE_BREAK); 123710015Speter ccbp->hi_state &= ~ST_BREAK; /* A Bit iffy this */ 123810015Speter DPRINT((pp, DBG_INTR, "si_intr break\n")); 123910015Speter } 124010015Speter 124110015Speter /* 124212174Speter * Do RX stuff - if not open then dump any characters. 124312174Speter * XXX: This is VERY messy and needs to be cleaned up. 124412174Speter * 124512174Speter * XXX: can we leave data in the host adapter buffer 124612174Speter * when the clists are full? That may be dangerous 124712174Speter * if the user cannot get an interrupt signal through. 124810015Speter */ 124910015Speter 1250179589Speter more_rx: 125112174Speter 125212174Speter if (!isopen) { 1253182871Speter DPRINT((pp, DBG_INTR, "intr1: not open\n")); 125410015Speter ccbp->hi_rxopos = ccbp->hi_rxipos; 125512174Speter goto end_rx; 125612174Speter } 125710015Speter 1258182871Speter#if 0 /* XXXMPSAFETTY */ 125912174Speter /* 126015640Speter * If the tty input buffers are blocked, stop emptying 126115640Speter * the incoming buffers and let the auto flow control 126215640Speter * assert.. 126315640Speter */ 1264179589Speter if (tp->t_state & TS_TBLOCK) 126515640Speter goto end_rx; 1266182871Speter#endif 126715640Speter 126815640Speter /* 126912174Speter * Process read characters if not skipped above 127012174Speter */ 127115640Speter op = ccbp->hi_rxopos; 127215640Speter ip = ccbp->hi_rxipos; 127315640Speter c = ip - op; 1274179589Speter if (c == 0) 127512174Speter goto end_rx; 127610015Speter 127712174Speter n = c & 0xff; 127815640Speter if (n > 250) 127915640Speter n = 250; 128012174Speter 128112174Speter DPRINT((pp, DBG_INTR, "n = %d, op = %d, ip = %d\n", 128210015Speter n, op, ip)); 128310015Speter 128412174Speter /* 128512174Speter * Suck characters out of host card buffer into the 128612174Speter * "input staging buffer" - so that we dont leave the 128712174Speter * host card in limbo while we're possibly echoing 128812174Speter * characters and possibly flushing input inside the 128912174Speter * ldisc l_rint() routine. 129012174Speter */ 129112496Speter if (n <= SI_BUFFERSIZE - op) { 129210015Speter 129312174Speter z = ccbp->hi_rxbuf + op; 129450442Speter si_vbcopy(z, si_rxbuf, n); 129510015Speter 129612174Speter op += n; 129712174Speter } else { 129812496Speter x = SI_BUFFERSIZE - op; 129910015Speter 130012174Speter z = ccbp->hi_rxbuf + op; 130150442Speter si_vbcopy(z, si_rxbuf, x); 130210015Speter 130312174Speter z = ccbp->hi_rxbuf; 130450442Speter si_vbcopy(z, si_rxbuf + x, n - x); 130510015Speter 130612174Speter op += n; 130712174Speter } 130810015Speter 130912174Speter /* clear collected characters from buffer */ 131012174Speter ccbp->hi_rxopos = op; 131112174Speter 131212174Speter /* 131312174Speter * at this point... 131412174Speter * n = number of chars placed in si_rxbuf 131512174Speter */ 131610015Speter 1317182871Speter if (0 && ttydisc_can_bypass(tp)) { 131810015Speter 1319182871Speter i = ttydisc_rint_bypass(tp, (char *)si_rxbuf, n); 1320182871Speter if (i < n) 1321182871Speter pp->sp_delta_overflows += (n - i); 132210015Speter 132312174Speter } else { 132412174Speter /* 132512174Speter * It'd be nice to not have to go through the 132612174Speter * function call overhead for each char here. 132712174Speter * It'd be nice to block input it, saving a 132812174Speter * loop here and the call/return overhead. 132912174Speter */ 133012174Speter for(x = 0; x < n; x++) { 133112174Speter i = si_rxbuf[x]; 1332182871Speter if (ttydisc_rint(tp, i, 0) == -1) 133312174Speter pp->sp_delta_overflows++; 133412174Speter } 133512174Speter } 133612174Speter goto more_rx; /* try for more until RXbuf is empty */ 133710015Speter 1338179589Speter end_rx: 133910015Speter 1340182871Speter ttydisc_rint_done(tp); 1341182871Speter 134210015Speter /* 134310015Speter * Do TX stuff 134410015Speter */ 1345182871Speter si_start(tp); 1346182871Speter tty_unlock(tp); 134710015Speter 134810015Speter } /* end of for (all ports on this controller) */ 134910015Speter } /* end of for (all controllers) */ 135010015Speter 135156498Speter DPRINT((0, arg == NULL ? DBG_POLL:DBG_INTR, "end si_intr\n")); 135210015Speter} 135310015Speter 135410015Speter/* 135510015Speter * Nudge the transmitter... 135612174Speter * 135712174Speter * XXX: I inherited some funny code here. It implies the host card only 135812174Speter * interrupts when the transmit buffer reaches the low-water-mark, and does 135912174Speter * not interrupt when it's actually hits empty. In some cases, we have 136012174Speter * processes waiting for complete drain, and we need to simulate an interrupt 136112174Speter * about when we think the buffer is going to be empty (and retry if not). 136212174Speter * I really am not certain about this... I *need* the hardware manuals. 136310015Speter */ 136410015Speterstatic void 136556498Spetersi_start(struct tty *tp) 136610015Speter{ 136710015Speter struct si_port *pp; 136810015Speter volatile struct si_channel *ccbp; 1369182871Speter BYTE ipos, count; 1370182871Speter#if 0 137110015Speter int nchar; 1372182871Speter#endif 1373182871Speter int oldspl, n, amount; 137410015Speter 137510015Speter oldspl = spltty(); 1376179589Speter mtx_assert(&Giant, MA_OWNED); 137710015Speter 1378182871Speter pp = tty_softc(tp); 137910015Speter 138010015Speter DPRINT((pp, DBG_ENTRY|DBG_START, 1381182871Speter "si_start(%x) sp_state %x\n", 1382182871Speter tp, pp->sp_state)); 138310015Speter 138410015Speter ccbp = pp->sp_ccb; 138510015Speter 1386182871Speter while ((count = (int)ccbp->hi_txipos - (int)ccbp->hi_txopos) < 255) { 1387182871Speter DPRINT((pp, DBG_START, "txbuf pend count %d\n", (BYTE)count)); 1388182871Speter ipos = (unsigned int)ccbp->hi_txipos; 1389182871Speter if ((int)ccbp->hi_txopos <= ipos) 1390182871Speter amount = SI_BUFFERSIZE - ipos; 1391182871Speter else 1392182871Speter amount = 255 - count; 1393182871Speter DPRINT((pp, DBG_START, "spaceleft amount %d\n", amount)); 1394182871Speter if (amount == 0) 139510015Speter break; 1396182871Speter n = ttydisc_getc(tp, si_txbuf, amount); 1397182871Speter DPRINT((pp, DBG_START, "getc n=%d\n", n)); 1398182871Speter if (n == 0) 1399182871Speter break; 1400182871Speter si_bcopyv(si_txbuf, &ccbp->hi_txbuf[ipos], n); 140110015Speter ccbp->hi_txipos += n; 140210015Speter } 140310015Speter 1404182871Speter#if 0 1405182871Speter /* 1406182871Speter * See if there are any characters still to come. If so, we can 1407182871Speter * depend on si_start being called again. 1408182871Speter * 1409182871Speter * XXX the manual is vague on this. It implies we get an interrupt 1410182871Speter * when the transmit queue reaches the 25% low water mark, but NOT 1411182871Speter * when it hits empty. 1412182871Speter */ 1413182871Speter nchar = ttyoutq_getsize(&tp->t_outq) - ttyoutq_bytesleft(&tp->t_outq); 1414182871Speter DPRINT((pp, DBG_START, "count %d, nchar %d\n", 1415182871Speter (BYTE)count, nchar)); 141610015Speter 1417182871Speter if (count != 0 && nchar == 0) { 141810015Speter int time; 141910015Speter 1420182871Speter /* XXX lame. Ticks per character. used to be a table. */ 1421182871Speter time = (tp->t_termios.c_ospeed + 9) / 10; 142234735Speter 142334735Speter if (time > 0) { 142434735Speter if (time < nchar) 142534735Speter time = nchar / time; 142634735Speter else 142734735Speter time = 2; 142810015Speter } else { 142934735Speter DPRINT((pp, DBG_START, 143034735Speter "bad char time value! %d\n", time)); 143134735Speter time = hz/10; 143210015Speter } 143310015Speter 1434179589Speter if ((pp->sp_state & SS_LSTART) != 0) 143529677Sgibbs untimeout(si_lstart, (caddr_t)pp, pp->lstart_ch); 143610015Speter DPRINT((pp, DBG_START, "arming lstart, time=%d\n", time)); 1437179589Speter pp->sp_state |= SS_LSTART; 143829677Sgibbs pp->lstart_ch = timeout(si_lstart, (caddr_t)pp, time); 143910015Speter } 1440182871Speter#endif 144110015Speter 144210015Speter splx(oldspl); 144310015Speter DPRINT((pp, DBG_EXIT|DBG_START, "leave si_start()\n")); 144410015Speter} 144510015Speter 1446182871Speter#if 0 144710015Speter/* 144810015Speter * This has to deal with two things... cause wakeups while waiting for 144910015Speter * tty drains on last process exit, and call l_start at about the right 145010015Speter * time for protocols like ppp. 145110015Speter */ 145210015Speterstatic void 145325047Sbdesi_lstart(void *arg) 145410015Speter{ 145556498Speter struct si_port *pp = arg; 145656498Speter struct tty *tp; 145710015Speter int oldspl; 145810015Speter 145910015Speter DPRINT((pp, DBG_ENTRY|DBG_LSTART, "si_lstart(%x) sp_state %x\n", 146010015Speter pp, pp->sp_state)); 146110015Speter 146210015Speter oldspl = spltty(); 1463179589Speter mtx_assert(&Giant, MA_OWNED); 1464179589Speter pp->sp_state &= ~SS_LSTART; 1465136058Sphk tp = pp->sp_tty; 146610015Speter 1467182871Speter si_start(tp); 146810015Speter 146910015Speter splx(oldspl); 147010015Speter} 1471182871Speter#endif 147210015Speter 1473182871Speter#if 0 /* XXX mpsafetty */ 147410015Speter/* 147510015Speter * Stop output on a line. called at spltty(); 147610015Speter */ 1477105215Sphkstatic void 147856498Spetersi_stop(struct tty *tp, int rw) 147910015Speter{ 148010015Speter volatile struct si_channel *ccbp; 148110015Speter struct si_port *pp; 148210015Speter 1483179589Speter mtx_assert(&Giant, MA_OWNED); 1484182871Speter pp = tty_softc(tp); 148510015Speter ccbp = pp->sp_ccb; 148610015Speter 1487136058Sphk DPRINT((pp, DBG_ENTRY|DBG_STOP, "si_stop(%x,%x)\n", tp, rw)); 148810015Speter 148910015Speter /* XXX: must check (rw & FWRITE | FREAD) etc flushing... */ 149010015Speter if (rw & FWRITE) { 149110015Speter /* what level are we meant to be flushing anyway? */ 149210015Speter if (tp->t_state & TS_BUSY) { 1493136058Sphk si_command(pp, WFLUSH, SI_NOWAIT); 149410015Speter tp->t_state &= ~TS_BUSY; 149510015Speter ttwwakeup(tp); /* Bruce???? */ 149610015Speter } 149710015Speter } 149812174Speter#if 1 /* XXX: this doesn't work right yet.. */ 149912174Speter /* XXX: this may have been failing because we used to call l_rint() 150012174Speter * while we were looping based on these two counters. Now, we collect 150112174Speter * the data and then loop stuffing it into l_rint(), making this 150212174Speter * useless. Should we cause this to blow away the staging buffer? 150312174Speter */ 150410015Speter if (rw & FREAD) { 150510015Speter ccbp->hi_rxopos = ccbp->hi_rxipos; 150610015Speter } 150710015Speter#endif 150810015Speter} 1509182871Speter#endif 151010015Speter 151110015Speter/* 151234832Speter * Issue a command to the host card CPU. 1513182871Speter * 1514182871Speter * XXX This is all just so WRONG!. Ed says we're not supposed to sleep 1515182871Speter * here anyway. We sort of get away with it for now by using Giant. 1516182871Speter * Something better will have to be done. 1517182871Speter * Linux does a busy spin here waiting for the 8-bit cpu to notice the 1518182871Speter * posted command and respond to it. I'm not sure I like that either. 151910015Speter */ 152010015Speterstatic void 152156498Spetersi_command(struct si_port *pp, int cmd, int waitflag) 152210015Speter{ 152310015Speter int oldspl; 152410015Speter volatile struct si_channel *ccbp = pp->sp_ccb; 152510015Speter int x; 1526182871Speter int err; 152710015Speter 1528179589Speter DPRINT((pp, DBG_ENTRY|DBG_PARAM, "si_command(%x,%s,%d): hi_stat %s, sp_pend: %s\n", 1529179589Speter pp, si_cmdname(cmd), waitflag, si_cmdname(ccbp->hi_stat), 1530179589Speter si_cmdname(pp->sp_pend))); 153110015Speter 153210015Speter oldspl = spltty(); /* Keep others out */ 1533179589Speter mtx_assert(&Giant, MA_OWNED); 153410015Speter 153510015Speter /* wait until it's finished what it was doing.. */ 153616575Speter /* XXX: sits in IDLE_BREAK until something disturbs it or break 153716575Speter * is turned off. */ 153810015Speter while((x = ccbp->hi_stat) != IDLE_OPEN && 153910015Speter x != IDLE_CLOSE && 154016575Speter x != IDLE_BREAK && 154110015Speter x != cmd) { 1542182871Speter DPRINT((pp, DBG_PARAM, "sicmd1 old cmd pending (going to tsleep): hi_stat (%s)\n", si_cmdname(ccbp->hi_stat))); 1543182871Speter err = tsleep(&pp->sp_state, (PSOCK+1)|PCATCH, "sicmd1", hz/4); 1544182871Speter if (err) { 1545179589Speter DPRINT((pp, DBG_PARAM, "sicmd1 timeout: hi_stat (%s)\n", 1546179589Speter si_cmdname(ccbp->hi_stat))); 1547179589Speter /* This is very very bad. The card has crashed. */ 1548179589Speter /* XXX the driver breaks at this point */ 1549182871Speter if (err == ETIMEDOUT) 1550188266Swkoszek DPRINT(("%s: tsleep1 timeout. hi_stat %s, sp_pend %s\n", pp->sp_name, si_cmdname(ccbp->hi_stat), si_cmdname(pp->sp_pend))); 155110015Speter splx(oldspl); 155210015Speter return; 155310015Speter } 155410015Speter } 155516575Speter /* it should now be in IDLE_{OPEN|CLOSE|BREAK}, or "cmd" */ 1556182871Speter DPRINT((pp, DBG_PARAM, "sicmd1 now in: hi_stat (%s) sp_pend (%s)\n", si_cmdname(ccbp->hi_stat), si_cmdname(pp->sp_pend))); 155710015Speter 155810015Speter /* if there was a pending command, cause a state-change wakeup */ 155916575Speter switch(pp->sp_pend) { 156016575Speter case LOPEN: 156116575Speter case MPEND: 156216575Speter case MOPEN: 1563179589Speter case FCLOSE: 156416575Speter case CONFIG: 156516575Speter case SBREAK: 156616575Speter case EBREAK: 1567182871Speter DPRINT((pp, DBG_PARAM, "si_command: sp_pend %s, doing wakeup\n", si_cmdname(pp->sp_pend))); 156816575Speter wakeup(&pp->sp_state); 156916575Speter break; 157016575Speter default: 157116575Speter break; 157210015Speter } 157310015Speter 157410015Speter pp->sp_pend = cmd; /* New command pending */ 157510015Speter ccbp->hi_stat = cmd; /* Post it */ 1576182871Speter DPRINT((pp, DBG_PARAM, "sicmd now posted: hi_stat (%s) sp_pend (%s)\n", si_cmdname(ccbp->hi_stat), si_cmdname(pp->sp_pend))); 157710015Speter 157810015Speter if (waitflag) { 1579179589Speter while((x = ccbp->hi_stat) != IDLE_OPEN && 1580179589Speter x != IDLE_CLOSE && 1581179589Speter x != IDLE_BREAK) { 1582182871Speter DPRINT((pp, DBG_PARAM, "sicmd2 now waiting: hi_stat (%s) sp_pend (%s) (going to tsleep)\n", si_cmdname(ccbp->hi_stat), si_cmdname(pp->sp_pend))); 1583182871Speter err = tsleep(&pp->sp_state, (PSOCK+1)|PCATCH, "sicmd2", hz); 1584182871Speter if (err) { 1585182871Speter DPRINT((pp, DBG_PARAM, "sicmd2 tsleep error: hi_stat (%s) sp_pend (%s)\n", si_cmdname(ccbp->hi_stat), si_cmdname(pp->sp_pend))); 1586182871Speter if (err == ETIMEDOUT) { 1587188266Swkoszek DPRINT(("%s: tsleep2 timeout. hi_stat %s, sp_pend %s\n", pp->sp_name, si_cmdname(ccbp->hi_stat), si_cmdname(pp->sp_pend))); 1588182871Speter } 158910015Speter break; 1590182871Speter } 159110015Speter } 159210015Speter } 1593182871Speter DPRINT((pp, DBG_PARAM, "sicmd2 finished: hi_stat (%s) sp_pend (%s)\n", si_cmdname(ccbp->hi_stat), si_cmdname(pp->sp_pend))); 159410015Speter splx(oldspl); 159510015Speter} 159610015Speter 159710015Speter 159810015Speter#ifdef SI_DEBUG 159913353Speter 160056505Spetervoid 160113353Spetersi_dprintf(struct si_port *pp, int flags, const char *fmt, ...) 160210015Speter{ 160313353Speter va_list ap; 160413630Sphk 160510015Speter if ((pp == NULL && (si_debug&flags)) || 160610015Speter (pp != NULL && ((pp->sp_debug&flags) || (si_debug&flags)))) { 160734832Speter if (pp != NULL) 1608136058Sphk printf("%s: ", pp->sp_name); 160913630Sphk va_start(ap, fmt); 161013630Sphk vprintf(fmt, ap); 161113353Speter va_end(ap); 161210015Speter } 161310015Speter} 161410015Speter 161512624Speter#endif /* DEBUG */ 161612502Sjulian 161734832Speterstatic char * 161856498Spetersi_modulename(int host_type, int uart_type) 161934832Speter{ 162034832Speter switch (host_type) { 162134832Speter /* Z280 based cards */ 1622166091Smarius#ifdef DEV_EISA 162350442Speter case SIEISA: 1624166091Smarius#endif 162550442Speter case SIHOST2: 162634832Speter case SIHOST: 162734832Speter case SIPCI: 162834832Speter switch (uart_type) { 162934832Speter case 0: 163034832Speter return(" (XIO)"); 163134832Speter case 1: 163234832Speter return(" (SI)"); 163334832Speter } 163434832Speter break; 163534832Speter /* T225 based hosts */ 163634832Speter case SIJETPCI: 163734832Speter case SIJETISA: 163834832Speter switch (uart_type) { 163934832Speter case 0: 164034832Speter return(" (SI)"); 164134832Speter case 40: 164234832Speter return(" (XIO)"); 164336856Sphk case 72: 164436856Sphk return(" (SXDC)"); 164534832Speter } 164634832Speter break; 164734832Speter } 164834832Speter return(""); 164934832Speter} 1650