KA88 console support.
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ragge
parent
0aeb2853f9
commit
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@ -1,4 +1,4 @@
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/* $NetBSD: conf.c,v 1.47 2000/06/12 11:13:15 ragge Exp $ */
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/* $NetBSD: conf.c,v 1.48 2000/07/26 11:50:16 ragge Exp $ */
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/*-
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* Copyright (c) 1982, 1986 The Regents of the University of California.
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@ -175,7 +175,7 @@ cons_decl(smg);
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struct consdev constab[]={
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#if VAX8600 || VAX8200 || VAX780 || VAX750 || VAX650 || VAX630 || VAX660 || \
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VAX670 || VAX680
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VAX670 || VAX680 || VAX8800
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#define NGEN 1
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cons_init(gen), /* Generic console type; mtpr/mfpr */
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#else
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@ -1,4 +1,4 @@
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/* $NetBSD: gencons.c,v 1.25 2000/07/06 17:36:22 ragge Exp $ */
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/* $NetBSD: gencons.c,v 1.26 2000/07/26 11:50:16 ragge Exp $ */
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/*
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* Copyright (c) 1994 Gordon W. Ross
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@ -36,6 +36,7 @@
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/* All bugs are subject to removal without further notice */
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#include "opt_ddb.h"
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#include "opt_cputype.h"
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#include <sys/param.h>
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#include <sys/proc.h>
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@ -66,28 +67,19 @@ static int pr_txdb[4] = {PR_TXDB, PR_TXDB1, PR_TXDB2, PR_TXDB3};
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static int pr_rxdb[4] = {PR_RXDB, PR_RXDB1, PR_RXDB2, PR_RXDB3};
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cons_decl(gen);
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#ifdef DYNAMIC_DEVSW
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bcdev_decl(gencn);
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#else
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cdev_decl(gencn);
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#endif
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static int gencnparam __P((struct tty *, struct termios *));
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static void gencnstart __P((struct tty *));
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void gencnrint __P((void *));
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void gencntint __P((void *));
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int
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gencnopen(dev, flag, mode, p)
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dev_t dev;
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int flag, mode;
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struct proc *p;
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gencnopen(dev_t dev, int flag, int mode, struct proc *p)
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{
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int unit;
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struct tty *tp;
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int unit;
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struct tty *tp;
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unit = minor(dev);
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if (unit >= maxttys)
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unit = minor(dev);
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if (unit >= maxttys)
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return ENXIO;
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if (gencn_tty[unit] == NULL)
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@ -95,108 +87,92 @@ gencnopen(dev, flag, mode, p)
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tp = gencn_tty[unit];
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tp->t_oproc = gencnstart;
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tp->t_param = gencnparam;
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tp->t_dev = dev;
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if ((tp->t_state & TS_ISOPEN) == 0) {
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ttychars(tp);
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tp->t_iflag = TTYDEF_IFLAG;
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tp->t_oflag = TTYDEF_OFLAG;
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tp->t_cflag = TTYDEF_CFLAG;
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tp->t_lflag = TTYDEF_LFLAG;
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tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
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gencnparam(tp, &tp->t_termios);
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ttsetwater(tp);
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} else if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0)
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return EBUSY;
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tp->t_state |= TS_CARR_ON;
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tp->t_oproc = gencnstart;
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tp->t_param = gencnparam;
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tp->t_dev = dev;
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if ((tp->t_state & TS_ISOPEN) == 0) {
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ttychars(tp);
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tp->t_iflag = TTYDEF_IFLAG;
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tp->t_oflag = TTYDEF_OFLAG;
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tp->t_cflag = TTYDEF_CFLAG;
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tp->t_lflag = TTYDEF_LFLAG;
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tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
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gencnparam(tp, &tp->t_termios);
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ttsetwater(tp);
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} else if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0)
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return EBUSY;
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tp->t_state |= TS_CARR_ON;
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if (unit == 0)
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consopened = 1;
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mtpr(GC_RIE, pr_rxcs[unit]); /* Turn on interrupts */
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mtpr(GC_TIE, pr_txcs[unit]);
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return ((*linesw[tp->t_line].l_open)(dev, tp));
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return ((*linesw[tp->t_line].l_open)(dev, tp));
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}
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int
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gencnclose(dev, flag, mode, p)
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dev_t dev;
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int flag, mode;
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struct proc *p;
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gencnclose(dev_t dev, int flag, int mode, struct proc *p)
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{
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struct tty *tp = gencn_tty[minor(dev)];
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struct tty *tp = gencn_tty[minor(dev)];
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if (minor(dev) == 0)
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consopened = 0;
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(*linesw[tp->t_line].l_close)(tp, flag);
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ttyclose(tp);
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return (0);
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(*linesw[tp->t_line].l_close)(tp, flag);
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ttyclose(tp);
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return (0);
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}
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struct tty *
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gencntty(dev)
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dev_t dev;
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gencntty(dev_t dev)
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{
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return gencn_tty[minor(dev)];
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}
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int
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gencnread(dev, uio, flag)
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dev_t dev;
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struct uio *uio;
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int flag;
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gencnread(dev_t dev, struct uio *uio, int flag)
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{
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struct tty *tp = gencn_tty[minor(dev)];
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struct tty *tp = gencn_tty[minor(dev)];
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return ((*linesw[tp->t_line].l_read)(tp, uio, flag));
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return ((*linesw[tp->t_line].l_read)(tp, uio, flag));
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}
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int
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gencnwrite(dev, uio, flag)
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dev_t dev;
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struct uio *uio;
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int flag;
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gencnwrite(dev_t dev, struct uio *uio, int flag)
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{
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struct tty *tp = gencn_tty[minor(dev)];
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struct tty *tp = gencn_tty[minor(dev)];
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return ((*linesw[tp->t_line].l_write)(tp, uio, flag));
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return ((*linesw[tp->t_line].l_write)(tp, uio, flag));
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}
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int
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gencnioctl(dev, cmd, data, flag, p)
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dev_t dev;
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u_long cmd;
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caddr_t data;
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int flag;
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struct proc *p;
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gencnioctl(dev_t dev, u_long cmd, caddr_t data, int flag, struct proc *p)
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{
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struct tty *tp = gencn_tty[minor(dev)];
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int error;
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struct tty *tp = gencn_tty[minor(dev)];
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int error;
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error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p);
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if (error >= 0)
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return error;
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error = ttioctl(tp, cmd, data, flag, p);
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if (error >= 0)
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error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p);
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if (error >= 0)
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return error;
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error = ttioctl(tp, cmd, data, flag, p);
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if (error >= 0)
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return error;
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return ENOTTY;
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}
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void
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gencnstart(tp)
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struct tty *tp;
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gencnstart(struct tty *tp)
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{
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struct clist *cl;
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int s, ch;
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struct clist *cl;
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int s, ch;
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s = spltty();
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if (tp->t_state & (TS_BUSY|TS_TTSTOP|TS_TIMEOUT))
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goto out;
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cl = &tp->t_outq;
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s = spltty();
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if (tp->t_state & (TS_BUSY|TS_TTSTOP|TS_TIMEOUT))
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goto out;
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cl = &tp->t_outq;
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if(cl->c_cc){
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tp->t_state |= TS_BUSY;
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tp->t_state |= TS_BUSY;
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ch = getc(cl);
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mtpr(ch, pr_txdb[minor(tp->t_dev)]);
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} else {
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@ -210,14 +186,15 @@ gencnstart(tp)
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out: splx(s);
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}
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void
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gencnrint(arg)
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void *arg;
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static void
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gencnrint(void *arg)
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{
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struct tty *tp = *(struct tty **) arg;
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int unit = (struct tty **) arg - gencn_tty;
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int i;
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printf("gencnrint: %x\n", mfpr(PR_RXDB));
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return;
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i = mfpr(pr_rxdb[unit]) & 0377; /* Mask status flags etc... */
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#ifdef DDB
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@ -237,15 +214,12 @@ gencnrint(arg)
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}
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void
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gencnstop(tp, flag)
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struct tty *tp;
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int flag;
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gencnstop(struct tty *tp, int flag)
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{
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}
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void
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gencntint(arg)
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void *arg;
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static void
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gencntint(void *arg)
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{
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struct tty *tp = *(struct tty **) arg;
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@ -255,20 +229,17 @@ gencntint(arg)
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}
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int
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gencnparam(tp, t)
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struct tty *tp;
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struct termios *t;
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gencnparam(struct tty *tp, struct termios *t)
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{
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/* XXX - These are ignored... */
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tp->t_ispeed = t->c_ispeed;
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tp->t_ospeed = t->c_ospeed;
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tp->t_cflag = t->c_cflag;
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/* XXX - These are ignored... */
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tp->t_ispeed = t->c_ispeed;
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tp->t_ospeed = t->c_ospeed;
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tp->t_cflag = t->c_cflag;
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return 0;
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}
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void
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gencnprobe(cndev)
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struct consdev *cndev;
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gencnprobe(struct consdev *cndev)
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{
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if ((vax_cputype < VAX_TYP_UV1) || /* All older has MTPR console */
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(vax_boardtype == VAX_BTYP_9RR) ||
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@ -283,8 +254,7 @@ gencnprobe(cndev)
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}
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void
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gencninit(cndev)
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struct consdev *cndev;
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gencninit(struct consdev *cndev)
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{
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/* Allocate interrupt vectors */
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@ -302,14 +272,38 @@ gencninit(cndev)
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scb_vecalloc(SCB_G3R, gencnrint, &gencn_tty[3], SCB_ISTACK, NULL);
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scb_vecalloc(SCB_G3T, gencntint, &gencn_tty[3], SCB_ISTACK, NULL);
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}
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mtpr(0, PR_RXCS);
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mtpr(0, PR_TXCS);
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mtpr(0, PR_TBIA); /* ??? */
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}
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void
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gencnputc(dev,ch)
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dev_t dev;
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int ch;
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gencnputc(dev_t dev, int ch)
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{
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#ifdef VAX8800
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/*
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* On KA88 we may get C-S/C-Q from the console.
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* XXX - this will cause a loop at spltty() in kernel and will
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* interfere with other console communication. Fortunately
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* kernel printf's are uncommon.
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*/
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if (vax_cputype == VAX_TYP_8NN) {
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int s = spltty();
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while (mfpr(PR_RXCS) & GC_DON) {
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if ((mfpr(PR_RXDB) & 0x7f) == 19) {
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while (1) {
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while ((mfpr(PR_RXCS) & GC_DON) == 0)
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;
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if ((mfpr(PR_RXDB) & 0x7f) == 17)
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break;
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}
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}
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}
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splx(s);
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}
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#endif
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while ((mfpr(PR_TXCS) & GC_RDY) == 0) /* Wait until xmit ready */
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;
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mtpr(ch, PR_TXDB); /* xmit character */
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@ -319,8 +313,7 @@ gencnputc(dev,ch)
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}
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int
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gencngetc(dev)
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dev_t dev;
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gencngetc(dev_t dev)
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{
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int i;
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@ -333,15 +326,13 @@ gencngetc(dev)
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}
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void
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gencnpollc(dev, pollflag)
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dev_t dev;
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int pollflag;
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gencnpollc(dev_t dev, int pollflag)
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{
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if (pollflag) {
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mtpr(0, PR_RXCS);
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mtpr(0, PR_TXCS);
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if (pollflag) {
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mtpr(0, PR_RXCS);
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mtpr(0, PR_TXCS);
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} else if (consopened) {
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mtpr(GC_RIE, PR_RXCS);
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mtpr(GC_TIE, PR_TXCS);
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mtpr(GC_RIE, PR_RXCS);
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mtpr(GC_TIE, PR_TXCS);
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}
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}
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