Console initialization code
This commit is contained in:
mellon
parent
57289e2cf2
commit
94f146ad0f
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@ -0,0 +1,344 @@
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/* $NetBSD: promio.c,v 1.1 1995/04/11 10:08:42 mellon Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department and Ralph Campbell.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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||||
* notice, this list of conditions and the following disclaimer in the
|
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the University of
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* California, Berkeley and its contributors.
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* 4. Neither the name of the University nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* from: Utah Hdr: cons.c 1.1 90/07/09
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*
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* @(#)cons.c 8.2 (Berkeley) 1/11/94
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*/
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#include <sys/param.h>
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#include <sys/proc.h>
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#include <sys/systm.h>
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#include <sys/buf.h>
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#include <sys/ioctl.h>
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#include <sys/tty.h>
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#include <sys/file.h>
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#include <sys/conf.h>
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#include <pmax/stand/dec_prom.h>
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#include <pmax/dev/device.h>
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#include <pmax/dev/sccreg.h>
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#include <pmax/pmax/kn01.h>
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#include <pmax/pmax/kn02.h>
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#include <pmax/pmax/kmin.h>
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#include <pmax/pmax/maxine.h>
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#include <pmax/pmax/kn03.h>
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#include <pmax/pmax/asic.h>
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#include <pmax/pmax/turbochannel.h>
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#include <pmax/pmax/pmaxtype.h>
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/* #include <pmax/pmax/cons.h> */
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#include <dev/cons.h>
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#include <machine/machConst.h>
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#include <machine/pmioctl.h>
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#include <pmax/dev/fbreg.h>
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#include <sys/device.h>
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#include <machine/fbio.h>
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#include <sparc/rcons/raster.h>
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#include <machine/fbvar.h>
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#include <pm.h>
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#include <cfb.h>
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#include <mfb.h>
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#include <xcfb.h>
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#include <sfb.h>
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#include <dc.h>
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#include <dtop.h>
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#include <scc.h>
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#include <le.h>
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#include <asc.h>
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#if NDC > 0
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extern int dcGetc(), dcparam();
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extern void dcPutc();
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#endif
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#if NDTOP > 0
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extern int dtopKBDGetc();
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#endif
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#if NSCC > 0
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extern int sccGetc(), sccparam();
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extern void sccPutc();
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#endif
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static int romgetc __P ((dev_t));
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static void romputc __P ((dev_t, int));
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static void rompollc __P((dev_t, int));
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int pmax_boardtype; /* Mother board type */
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/*
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* Major device numbers for possible console devices. XXX
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*/
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#define DTOPDEV 15
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#define DCDEV 16
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#define SCCDEV 17
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/*
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* Console I/O is redirected to the appropriate device, either a screen and
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* keyboard, a serial port, or the "virtual" console.
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*/
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extern struct consdev *cn_tab; /* Console I/O table... */
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struct consdev cd = {
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(void (*)(struct consdev *))0, /* probe */
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(void (*)(struct consdev *))0, /* init */
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(int (*)(dev_t)) romgetc, /* getc */
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(void (*)(dev_t, int))romputc, /* putc */
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(void (*)(dev_t, int))rompollc, /* pollc */
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makedev (0, 0),
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CN_DEAD,
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};
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/*
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* Console initialization: called early on from main,
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* before vm init or startup. Do enough configuration
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* to choose and initialize a console.
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*/
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consinit()
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{
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register int kbd, crt;
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register char *oscon;
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int screen = 0;
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cn_tab = &cd;
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(*callv -> _printf)("consinit\n");
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/*
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* First get the "osconsole" environment variable.
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*/
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oscon = (*callv->_getenv)("osconsole");
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crt = kbd = -1;
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if (oscon && *oscon >= '0' && *oscon <= '9') {
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kbd = *oscon - '0';
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screen = 0;
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while (*++oscon) {
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if (*oscon == ',')
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screen = 1;
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else if (screen &&
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*oscon >= '0' && *oscon <= '9') {
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crt = kbd;
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kbd = *oscon - '0';
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break;
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}
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}
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}
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if (pmax_boardtype == DS_PMAX && kbd == 1)
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screen = 1;
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/*
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* The boot program uses PMAX ROM entrypoints so the ROM sets
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* osconsole to '1' like the PMAX.
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*/
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if (pmax_boardtype == DS_3MAX && crt == -1 && kbd == 1) {
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screen = 1;
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crt = 0;
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kbd = 7;
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}
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/*
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* First try the keyboard/crt cases then fall through to the
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* remote serial lines.
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*/
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if (screen) {
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switch (pmax_boardtype) {
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case DS_PMAX:
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#if NDC > 0 && NPM > 0
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if (pminit()) {
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cd.cn_dev = makedev(DCDEV, DCKBD_PORT);
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cd.cn_getc = dcGetc;
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cd.cn_pri = CN_INTERNAL;
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return;
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}
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#endif /* NDC and NPM */
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goto remcons;
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case DS_MAXINE:
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#if NDTOP > 0
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if (kbd == 3) {
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cd.cn_dev = makedev(DTOPDEV, 0);
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cd.cn_getc = dtopKBDGetc;
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} else
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#endif /* NDTOP */
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goto remcons;
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#if NXCFB > 0
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if (crt == 3 && xcfbinit()) {
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cd.cn_pri = CN_INTERNAL;
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return;
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}
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#endif /* XCFB */
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break;
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case DS_3MAX:
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#if NDC > 0
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if (kbd == 7) {
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cd.cn_dev = makedev(DCDEV, DCKBD_PORT);
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cd.cn_getc = dcGetc;
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} else
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#endif /* NDC */
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goto remcons;
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break;
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case DS_3MIN:
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case DS_3MAXPLUS:
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#if NSCC > 0
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if (kbd == 3) {
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cd.cn_dev = makedev(SCCDEV, SCCKBD_PORT);
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cd.cn_getc = sccGetc;
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} else
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#endif /* NSCC */
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goto remcons;
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break;
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default:
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goto remcons;
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};
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/*
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* Check for a suitable turbochannel frame buffer.
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*/
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if (tc_slot_info[crt].driver_name) {
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#if NMFB > 0
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if (strcmp(tc_slot_info[crt].driver_name, "mfb") == 0 &&
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mfbinit(tc_slot_info[crt].k1seg_address)) {
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cd.cn_pri = CN_NORMAL;
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return;
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}
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#endif /* NMFB */
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#if NSFB > 0
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if (strcmp(tc_slot_info[crt].driver_name, "sfb") == 0 &&
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sfbinit(tc_slot_info[crt].k1seg_address, 0)) {
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cd.cn_pri = CN_NORMAL;
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return;
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}
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#endif /* NSFB */
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#if NCFB > 0
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if (strcmp(tc_slot_info[crt].driver_name, "cfb") == 0 &&
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cfbinit(tc_slot_info[crt].k1seg_address)) {
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cd.cn_pri = CN_NORMAL;
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return;
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}
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#endif /* NCFB */
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printf("crt: %s not supported as console device\n",
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tc_slot_info[crt].driver_name);
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} else
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printf("No crt console device in slot %d\n", crt);
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}
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remcons:
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/*
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* Configure a serial port as a remote console.
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*/
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switch (pmax_boardtype) {
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case DS_PMAX:
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#if NDC > 0
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if (kbd == 4)
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cd.cn_dev = makedev(DCDEV, DCCOMM_PORT);
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else
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cd.cn_dev = makedev(DCDEV, DCPRINTER_PORT);
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cd.cn_getc = dcGetc;
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cd.cn_putc = dcPutc;
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cd.cn_pri = CN_REMOTE;
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#endif /* NDC */
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break;
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case DS_3MAX:
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#if NDC > 0
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cd.cn_dev = makedev(DCDEV, DCPRINTER_PORT);
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cd.cn_getc = dcGetc;
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cd.cn_putc = dcPutc;
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cd.cn_pri = CN_REMOTE;
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#endif /* NDC */
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break;
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case DS_3MIN:
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case DS_3MAXPLUS:
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#if NSCC > 0
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cd.cn_dev = makedev(SCCDEV, SCCCOMM3_PORT);
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cd.cn_getc = sccGetc;
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cd.cn_putc = sccPutc;
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cd.cn_pri = CN_REMOTE;
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#endif /* NSCC */
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break;
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case DS_MAXINE:
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#if NSCC > 0
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cd.cn_dev = makedev(SCCDEV, SCCCOMM2_PORT);
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cd.cn_getc = sccGetc;
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cd.cn_putc = sccPutc;
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cd.cn_pri = CN_REMOTE;
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#endif /* NSCC */
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break;
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};
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if (cd.cn_dev == NODEV)
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printf("Can't configure console!\n");
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}
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/*
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* Get character from ROM console.
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*/
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static int romgetc(dev)
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dev_t dev;
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{
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int s = splhigh ();
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int chr;
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chr = (*callv->_getchar)();
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splx (s);
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return chr;
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}
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/*
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* Print a character on ROM console.
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*/
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static void romputc (dev, c)
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dev_t dev;
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register int c;
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{
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int s;
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s = splhigh();
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(*callv->_printf)("%c", c);
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splx(s);
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}
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static void rompollc (dev, c)
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dev_t dev;
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register int c;
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{
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return;
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}
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@ -0,0 +1,344 @@
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/* $NetBSD: cpu_cons.c,v 1.1 1995/04/11 10:08:42 mellon Exp $ */
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/*
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* Copyright (c) 1988 University of Utah.
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* Copyright (c) 1992, 1993
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* The Regents of the University of California. All rights reserved.
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*
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* This code is derived from software contributed to Berkeley by
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* the Systems Programming Group of the University of Utah Computer
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* Science Department and Ralph Campbell.
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*
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* Redistribution and use in source and binary forms, with or without
|
||||
* modification, are permitted provided that the following conditions
|
||||
* are met:
|
||||
* 1. Redistributions of source code must retain the above copyright
|
||||
* notice, this list of conditions and the following disclaimer.
|
||||
* 2. Redistributions in binary form must reproduce the above copyright
|
||||
* notice, this list of conditions and the following disclaimer in the
|
||||
* documentation and/or other materials provided with the distribution.
|
||||
* 3. All advertising materials mentioning features or use of this software
|
||||
* must display the following acknowledgement:
|
||||
* This product includes software developed by the University of
|
||||
* California, Berkeley and its contributors.
|
||||
* 4. Neither the name of the University nor the names of its contributors
|
||||
* may be used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
|
||||
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
||||
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
||||
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
|
||||
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
||||
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
||||
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
||||
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
||||
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
||||
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
||||
* SUCH DAMAGE.
|
||||
*
|
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* from: Utah Hdr: cons.c 1.1 90/07/09
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*
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* @(#)cons.c 8.2 (Berkeley) 1/11/94
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*/
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#include <sys/param.h>
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#include <sys/proc.h>
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#include <sys/systm.h>
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#include <sys/buf.h>
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#include <sys/ioctl.h>
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#include <sys/tty.h>
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#include <sys/file.h>
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#include <sys/conf.h>
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#include <pmax/stand/dec_prom.h>
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#include <pmax/dev/device.h>
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#include <pmax/dev/sccreg.h>
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#include <pmax/pmax/kn01.h>
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#include <pmax/pmax/kn02.h>
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#include <pmax/pmax/kmin.h>
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#include <pmax/pmax/maxine.h>
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#include <pmax/pmax/kn03.h>
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#include <pmax/pmax/asic.h>
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#include <pmax/pmax/turbochannel.h>
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#include <pmax/pmax/pmaxtype.h>
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/* #include <pmax/pmax/cons.h> */
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#include <dev/cons.h>
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#include <machine/machConst.h>
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#include <machine/pmioctl.h>
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#include <pmax/dev/fbreg.h>
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#include <sys/device.h>
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#include <machine/fbio.h>
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#include <sparc/rcons/raster.h>
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#include <machine/fbvar.h>
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#include <pm.h>
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#include <cfb.h>
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#include <mfb.h>
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#include <xcfb.h>
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#include <sfb.h>
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#include <dc.h>
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#include <dtop.h>
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#include <scc.h>
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#include <le.h>
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#include <asc.h>
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#if NDC > 0
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extern int dcGetc(), dcparam();
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extern void dcPutc();
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#endif
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#if NDTOP > 0
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extern int dtopKBDGetc();
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#endif
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#if NSCC > 0
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extern int sccGetc(), sccparam();
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extern void sccPutc();
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#endif
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static int romgetc __P ((dev_t));
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static void romputc __P ((dev_t, int));
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static void rompollc __P((dev_t, int));
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int pmax_boardtype; /* Mother board type */
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/*
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* Major device numbers for possible console devices. XXX
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*/
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#define DTOPDEV 15
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#define DCDEV 16
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#define SCCDEV 17
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/*
|
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* Console I/O is redirected to the appropriate device, either a screen and
|
||||
* keyboard, a serial port, or the "virtual" console.
|
||||
*/
|
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|
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extern struct consdev *cn_tab; /* Console I/O table... */
|
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|
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struct consdev cd = {
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(void (*)(struct consdev *))0, /* probe */
|
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(void (*)(struct consdev *))0, /* init */
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(int (*)(dev_t)) romgetc, /* getc */
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(void (*)(dev_t, int))romputc, /* putc */
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(void (*)(dev_t, int))rompollc, /* pollc */
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makedev (0, 0),
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CN_DEAD,
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};
|
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|
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/*
|
||||
* Console initialization: called early on from main,
|
||||
* before vm init or startup. Do enough configuration
|
||||
* to choose and initialize a console.
|
||||
*/
|
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consinit()
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{
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register int kbd, crt;
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register char *oscon;
|
||||
int screen = 0;
|
||||
|
||||
cn_tab = &cd;
|
||||
(*callv -> _printf)("consinit\n");
|
||||
|
||||
/*
|
||||
* First get the "osconsole" environment variable.
|
||||
*/
|
||||
oscon = (*callv->_getenv)("osconsole");
|
||||
crt = kbd = -1;
|
||||
if (oscon && *oscon >= '0' && *oscon <= '9') {
|
||||
kbd = *oscon - '0';
|
||||
screen = 0;
|
||||
while (*++oscon) {
|
||||
if (*oscon == ',')
|
||||
screen = 1;
|
||||
else if (screen &&
|
||||
*oscon >= '0' && *oscon <= '9') {
|
||||
crt = kbd;
|
||||
kbd = *oscon - '0';
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
if (pmax_boardtype == DS_PMAX && kbd == 1)
|
||||
screen = 1;
|
||||
/*
|
||||
* The boot program uses PMAX ROM entrypoints so the ROM sets
|
||||
* osconsole to '1' like the PMAX.
|
||||
*/
|
||||
if (pmax_boardtype == DS_3MAX && crt == -1 && kbd == 1) {
|
||||
screen = 1;
|
||||
crt = 0;
|
||||
kbd = 7;
|
||||
}
|
||||
|
||||
/*
|
||||
* First try the keyboard/crt cases then fall through to the
|
||||
* remote serial lines.
|
||||
*/
|
||||
if (screen) {
|
||||
switch (pmax_boardtype) {
|
||||
case DS_PMAX:
|
||||
#if NDC > 0 && NPM > 0
|
||||
if (pminit()) {
|
||||
cd.cn_dev = makedev(DCDEV, DCKBD_PORT);
|
||||
cd.cn_getc = dcGetc;
|
||||
cd.cn_pri = CN_INTERNAL;
|
||||
return;
|
||||
}
|
||||
#endif /* NDC and NPM */
|
||||
goto remcons;
|
||||
|
||||
case DS_MAXINE:
|
||||
#if NDTOP > 0
|
||||
if (kbd == 3) {
|
||||
cd.cn_dev = makedev(DTOPDEV, 0);
|
||||
cd.cn_getc = dtopKBDGetc;
|
||||
} else
|
||||
#endif /* NDTOP */
|
||||
goto remcons;
|
||||
#if NXCFB > 0
|
||||
if (crt == 3 && xcfbinit()) {
|
||||
cd.cn_pri = CN_INTERNAL;
|
||||
return;
|
||||
}
|
||||
#endif /* XCFB */
|
||||
break;
|
||||
|
||||
case DS_3MAX:
|
||||
#if NDC > 0
|
||||
if (kbd == 7) {
|
||||
cd.cn_dev = makedev(DCDEV, DCKBD_PORT);
|
||||
cd.cn_getc = dcGetc;
|
||||
} else
|
||||
#endif /* NDC */
|
||||
goto remcons;
|
||||
break;
|
||||
|
||||
case DS_3MIN:
|
||||
case DS_3MAXPLUS:
|
||||
#if NSCC > 0
|
||||
if (kbd == 3) {
|
||||
cd.cn_dev = makedev(SCCDEV, SCCKBD_PORT);
|
||||
cd.cn_getc = sccGetc;
|
||||
} else
|
||||
#endif /* NSCC */
|
||||
goto remcons;
|
||||
break;
|
||||
|
||||
default:
|
||||
goto remcons;
|
||||
};
|
||||
|
||||
/*
|
||||
* Check for a suitable turbochannel frame buffer.
|
||||
*/
|
||||
if (tc_slot_info[crt].driver_name) {
|
||||
#if NMFB > 0
|
||||
if (strcmp(tc_slot_info[crt].driver_name, "mfb") == 0 &&
|
||||
mfbinit(tc_slot_info[crt].k1seg_address)) {
|
||||
cd.cn_pri = CN_NORMAL;
|
||||
return;
|
||||
}
|
||||
#endif /* NMFB */
|
||||
#if NSFB > 0
|
||||
if (strcmp(tc_slot_info[crt].driver_name, "sfb") == 0 &&
|
||||
sfbinit(tc_slot_info[crt].k1seg_address, 0)) {
|
||||
cd.cn_pri = CN_NORMAL;
|
||||
return;
|
||||
}
|
||||
#endif /* NSFB */
|
||||
#if NCFB > 0
|
||||
if (strcmp(tc_slot_info[crt].driver_name, "cfb") == 0 &&
|
||||
cfbinit(tc_slot_info[crt].k1seg_address)) {
|
||||
cd.cn_pri = CN_NORMAL;
|
||||
return;
|
||||
}
|
||||
#endif /* NCFB */
|
||||
printf("crt: %s not supported as console device\n",
|
||||
tc_slot_info[crt].driver_name);
|
||||
} else
|
||||
printf("No crt console device in slot %d\n", crt);
|
||||
}
|
||||
remcons:
|
||||
/*
|
||||
* Configure a serial port as a remote console.
|
||||
*/
|
||||
switch (pmax_boardtype) {
|
||||
case DS_PMAX:
|
||||
#if NDC > 0
|
||||
if (kbd == 4)
|
||||
cd.cn_dev = makedev(DCDEV, DCCOMM_PORT);
|
||||
else
|
||||
cd.cn_dev = makedev(DCDEV, DCPRINTER_PORT);
|
||||
cd.cn_getc = dcGetc;
|
||||
cd.cn_putc = dcPutc;
|
||||
cd.cn_pri = CN_REMOTE;
|
||||
#endif /* NDC */
|
||||
break;
|
||||
|
||||
case DS_3MAX:
|
||||
#if NDC > 0
|
||||
cd.cn_dev = makedev(DCDEV, DCPRINTER_PORT);
|
||||
cd.cn_getc = dcGetc;
|
||||
cd.cn_putc = dcPutc;
|
||||
cd.cn_pri = CN_REMOTE;
|
||||
#endif /* NDC */
|
||||
break;
|
||||
|
||||
case DS_3MIN:
|
||||
case DS_3MAXPLUS:
|
||||
#if NSCC > 0
|
||||
cd.cn_dev = makedev(SCCDEV, SCCCOMM3_PORT);
|
||||
cd.cn_getc = sccGetc;
|
||||
cd.cn_putc = sccPutc;
|
||||
cd.cn_pri = CN_REMOTE;
|
||||
#endif /* NSCC */
|
||||
break;
|
||||
|
||||
case DS_MAXINE:
|
||||
#if NSCC > 0
|
||||
cd.cn_dev = makedev(SCCDEV, SCCCOMM2_PORT);
|
||||
cd.cn_getc = sccGetc;
|
||||
cd.cn_putc = sccPutc;
|
||||
cd.cn_pri = CN_REMOTE;
|
||||
#endif /* NSCC */
|
||||
break;
|
||||
};
|
||||
if (cd.cn_dev == NODEV)
|
||||
printf("Can't configure console!\n");
|
||||
}
|
||||
|
||||
/*
|
||||
* Get character from ROM console.
|
||||
*/
|
||||
static int romgetc(dev)
|
||||
dev_t dev;
|
||||
{
|
||||
int s = splhigh ();
|
||||
int chr;
|
||||
chr = (*callv->_getchar)();
|
||||
splx (s);
|
||||
return chr;
|
||||
}
|
||||
|
||||
/*
|
||||
* Print a character on ROM console.
|
||||
*/
|
||||
static void romputc (dev, c)
|
||||
dev_t dev;
|
||||
register int c;
|
||||
{
|
||||
int s;
|
||||
s = splhigh();
|
||||
(*callv->_printf)("%c", c);
|
||||
splx(s);
|
||||
}
|
||||
|
||||
static void rompollc (dev, c)
|
||||
dev_t dev;
|
||||
register int c;
|
||||
{
|
||||
return;
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue