e99f003a7d
use config.new. Numerous updates to console so it works better on the SE/30 screen. Some nice changes from Brad Parker for handling NuBUS and an ethernet driver that I haven't worked on, yet.
1910 lines
47 KiB
C
1910 lines
47 KiB
C
/*-
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* Copyright (C) 1993 Allen K. Briggs, Chris P. Caputo,
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* Michael L. Finch, Bradley A. Grantham, and
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* Lawrence A. Kesteloot
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* All rights reserved.
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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 Alice Group.
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* 4. The names of the Alice Group or any of its members may not be used
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* to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE ALICE GROUP ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE ALICE GROUP BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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/*
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* The console device driver for Alice.
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* $Id: console.c,v 1.2 1993/11/29 00:32:25 briggs Exp $
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*
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* April 11th, 1992 LK
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* Original
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* August 20-Sep 9, 1993 MF
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* Added support for nubus, multiple monitors
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* Added different width screen info
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* ability to scroll on two monitors
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* ioctls to move monitors
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* September 19th, 1993 LK
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* Added multi-font support
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* Integrated AKB 19 Sept.
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* September 28th-ish, 1993 LK
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* Added reversepixel and updated reversecursor.
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* Integrated AKB 1 Oct.
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* October 12th, 1993 AKB
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* Fixed bugs in 6-bit code. Also changed x,y in VT
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* structure to SIGNED ints because of VT100 parsing...
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* (see ESC [ ; H, e.g.)
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* October 14th, 1993 AKB
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* Added support for T_REVERSE and T_UNDERLINE
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* for drawweirdcharacter.
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*/
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/* Received from MacBSDBoot, stored by Locore: */
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long videoaddr;
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long videorowbytes;
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long videobitdepth;
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char serial_boot_echo=0;
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#include "8x14.h"
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#include "6x10.h"
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# include <sys/cdefs.h>
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# include <sys/errno.h>
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# include <sys/ioctl.h>
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# include <sys/types.h>
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# include <sys/systm.h>
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# include <sys/tty.h>
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# include <sys/conf.h>
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/* # include "../macII/cons.h" */
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/* # include "macII/include/adb.h" */
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# include <types.h>
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#include <fcntl.h>
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#include <sys/param.h>
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#include <sys/proc.h>
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#include <sys/malloc.h>
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#include "device.h"
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#include "../mac/cons.h"
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#include "../mac/myframe.h"
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#include "../dev/serreg.h"
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#include "console.h"
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#include "grf.h"
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#include "grfioctl.h"
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#include "grfvar.h"
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extern struct grf_softc grf_softc[NGRF];
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#define NFONT 2
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#define OUTBUFLEN 128
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#define CONBUFLEN 128
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#define SCROLLBACK 16384 /* Size of scrollback buffer */
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#include "con.h"
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#define CL *(to++)=*(from++)
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struct font {
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int width; /* In pixels */
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int height; /* In pixels */
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unsigned char *normalfont; /* Pointer to bitmap for font */
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unsigned char *boldfont; /* Pointer to bitmap for bold font */
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int sevenbit; /* True if the font only has 0..127 */
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};
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struct vt {
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int x; /* Cursor position [0..numtcols-1] */
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int y; /* Cursor position [0..numtrows-1] */
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unsigned int oldx, oldy; /* Saved cursor position */
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unsigned int attr, fgcolor, bgcolor; /* Current attribute & color */
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unsigned int hanging_cursor; /* Cursor at last column */
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unsigned int vt100; /* Status/length of vt100 sequence */
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unsigned char vtstr[200]; /* vt100 sequence */
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unsigned char scr[50][132]; /* Contents of screen */
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unsigned char att[50][132]; /* Attributes of screen */
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unsigned char sb[SCROLLBACK]; /* Scrollback buffer */
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unsigned int sbhead, sbtail, sblen; /* Scrollback is ring buffer */
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unsigned int numtcols; /* # of text columns on the screen */
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unsigned int numtrows; /* # of text lines on the screen */
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unsigned int toptrow; /* Top line of text scroll region */
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unsigned int bottrow; /* Bottom line of text scroll region */
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unsigned int numgcols; /* # of visible pixels across */
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unsigned int numgrows; /* # of visible pixels down */
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unsigned int linelen; /* # of bytes/line (incl. non-visible) */
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unsigned int numbits; /* # of bits per pixel */
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unsigned char *screen; /* Pointer to the screen */
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struct font *font; /* Current font for this vt */
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int visible; /* Is this vt visible (on a screen) ? */
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};
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extern long videoaddr; /* in srt0.c */
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unsigned long videosize;
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extern int gNumGrfDev;
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extern long videoaddr; /* in srt0.c */
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static unsigned char outbuf[OUTBUFLEN];
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static unsigned char conbuf[OUTBUFLEN];
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static int outhead = 0, outtail = 0, outlen = 0, write_ack = 0;
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static int conhead = 0, contail = 0, conlen = 0, do_conintr = 0, intr_enabled = 0;
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static unsigned char *sccaddr = (unsigned char *)0x50004000;
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static struct vt vt[NCON];
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static struct font font[NFONT]; /* for now, 0 = large, 1 = small */
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int curvt; /* Current virtual terminal -- Used by adb */
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int numsb; /* Number of lines scrolling back -- Used by adb */
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static int cursoron, cursorlit, cursortype = C_BLOCK | C_SOLID;
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void macconputchar(int, u_char);
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static getvideoparams()
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{
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/* Get these from hardware and set video to 1 bit if possible */
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int i=0;
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/* numgcols=640; */
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/* numgrows=480; */
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for(i=0;i<NCON;i++)
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{
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vt[i].numgcols=videosize & 0xffff;
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vt[i].numgrows=(videosize >>16) & 0xffff;
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vt[i].numbits=videobitdepth;
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vt[i].linelen=videorowbytes;
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vt[i].screen = (unsigned char *)videoaddr;
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}
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vt[0].visible=1;
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}
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static putpixel(struct vt *v, int xx, int yy, int c)
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{
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unsigned int mask, i;
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mask = (1<<v->numbits)-1;
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c &= mask;
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switch (v->numbits)
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{
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case 1: i = 7 - (xx & 7);
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c <<= i;
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mask <<= i;
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i = yy * v->linelen + (xx>>3);
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v->screen[i] &= ~mask;
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v->screen[i] |= c;
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break;
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case 2: i = 6 - ((xx & 3) << 1);
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c <<= i;
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mask <<= i;
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i = yy * v->linelen + (xx>>2);
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v->screen[i] &= ~mask;
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v->screen[i] |= c;
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break;
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case 4: i = 4 - ((xx & 1) << 2);
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c <<= i;
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mask <<= i;
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i = yy * v->linelen + (xx>>1);
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v->screen[i] &= ~mask;
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v->screen[i] |= c;
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break;
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case 8: v->screen[yy * v->linelen + xx] = c;
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break;
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}
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}
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static void reversepixel (struct vt *v, unsigned int xx, unsigned int yy)
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{
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unsigned int i;
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switch (v->numbits)
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{
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case 1: i = yy * v->linelen + (xx / 8);
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v->screen[i] ^= 0x80 >> (xx % 8);
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break;
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case 2: i = yy * v->linelen + (xx / 4);
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v->screen[i] ^= 0xC0 >> ((xx % 4) * 2);
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break;
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case 4: i = yy * v->linelen + (xx / 2);
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v->screen[i] ^= 0xF0 >> ((xx % 2) * 4);
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break;
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case 8: v->screen[yy * v->linelen + xx] ^= 0xFF;
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break;
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}
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}
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static reversecursor(int vtnum)
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{
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unsigned int i, p, linelongs, px, py, offset, plx;
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int x, y;
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struct vt *v = &vt[vtnum];
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register unsigned long *sc;
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unsigned long mask;
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static int __p=0;
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if (v->y + numsb >= v->numtrows)
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{
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cursorlit = 0;
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return;
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}
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cursorlit = !cursorlit;
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px = v->x * v->font->width;
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linelongs = v->linelen/4;
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switch (v->numbits)
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{
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case 1:
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plx = px & ~31;
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if (((px + v->font->width - 1) & ~31) > plx)
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plx += 16;
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p = (v->y+numsb) * v->font->height * v->linelen + plx/8;
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offset = 32 - v->font->width + (plx % 32) - (px % 32);
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mask = ((1L << v->font->width) - 1) << offset;
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if (cursortype & C_BLOCK)
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{
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sc = (unsigned long *)&(v->screen[p]);
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if (v->font->height == 14)
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{
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#define RL *sc ^= mask; sc += linelongs;
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RL; RL; RL; RL; RL; RL; RL;
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RL; RL; RL; RL; RL; RL; RL;
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#undef RL
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}
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else
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{
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for (i = 0; i < v->font->height; i++) {
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*sc ^= mask;
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sc += linelongs;
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}
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}
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}
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else
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{
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sc = (unsigned long *)&(v->screen[p+(v->font->height-2)*v->linelen]);
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*sc ^= mask;
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*(sc+linelongs) ^= mask;
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}
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break;
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case 2:
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case 4:
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case 8:
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/* Okay, this is a real quick hack so that people in non-1-bit mode
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will see a cursor. It's real slow and should be fixed later. */
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px = v->x * v->font->width;
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py = v->y * v->font->height;
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for (y = v->font->height-1; y >= 0; y--) {
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for (x = v->font->width-1; x >= 0; x--) {
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reversepixel (v, x + px, y + py);
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}
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}
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break;
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}
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}
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static drawcursor(int vtnum)
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{
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if (vtnum != curvt) return;
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if (!cursorlit) reversecursor(vtnum);
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cursoron = 1;
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}
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static erasecursor(int vtnum)
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{
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if (!vt[vtnum].visible) return;
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if (cursorlit) reversecursor(vtnum);
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cursoron = 0;
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}
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static void cls(struct vt *v)
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{
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register int i;
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register unsigned long *sc;
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for (sc = (unsigned long *)v->screen, i = v->linelen*v->numgrows/4; i; i--)
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*sc++ = 0;
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}
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static clearscreen(int vtnum, int which)
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{
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/* which=0=to end of screen, 1=to beginning of screen, 2=all screen */
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int i, j, start, end;
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struct vt *v = &vt[vtnum];
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switch (which)
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{
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case 0: start = v->y;
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end = v->numtrows;
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break;
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case 1: start = 0;
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end = v->y;
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break;
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case 2: start = 0;
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end = v->numtrows;
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break;
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}
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for (i = start; i < end; i++)
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for (j = 0; j < v->numtcols; j++)
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{
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v->scr[i][j] = ' ';
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v->att[i][j] = T_NORMAL;
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}
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if (!v->visible )
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return;
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switch (which)
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{
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case 0: start=v->y*v->font->height*v->linelen; end=v->linelen*v->numgrows; break;
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case 1: start=0; end=v->y*v->font->height*v->linelen; break;
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case 2: cls(v); return;
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}
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for (i = start; i < end; i++)
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v->screen[i] = 0;
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}
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extern void conattach(int n)
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{
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static int initt=0;
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int i;
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if (initt) {
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return;
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}
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initt = 1;
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getvideoparams();
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cursoron = 0;
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cursorlit = 0;
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font[0].width = 8;
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font[0].height = 14;
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font[0].normalfont = Font8x14; /* In chars.h */
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font[0].boldfont = Font8x14B; /* In chars.h */
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font[0].sevenbit = 0;
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font[1].width = 6;
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font[1].height = 10;
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font[1].normalfont = Font6x10; /* In 6x10.h */
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font[1].boldfont = Font6x10; /* Same font for now */
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font[1].sevenbit = 1;
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curvt = 0; /* Start at vt 0 */
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for (i = 0; i < NCON; i++)
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{
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vt[i].x = 0;
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vt[i].y = 0;
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vt[i].oldx = 0;
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vt[i].oldy = 0;
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vt[i].attr = T_NORMAL;
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vt[i].fgcolor = 37;
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vt[i].bgcolor = 40;
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vt[i].hanging_cursor = 0;
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vt[i].vt100 = 0;
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vt[i].vtstr[0] = 0;
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vt[i].sbhead = 0;
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vt[i].sbtail = 0;
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vt[i].sblen = 0;
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/* BARF: Here should check if SE/30 and set it to font[1] as default: */
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if (vt[i].numgcols >= 640)
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vt[i].font = &font[0];
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else
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vt[i].font = &font[1];
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vt[i].numtcols = vt[i].numgcols/vt[i].font->width;
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vt[i].numtrows = vt[i].numgrows/vt[i].font->height;
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vt[i].toptrow = 1;
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|
vt[i].bottrow = vt[i].numtrows;
|
|
if (i==0) {
|
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vt[i].visible=1;
|
|
}
|
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else
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vt[i].visible=0;
|
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|
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clearscreen(i,2);
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}
|
|
|
|
drawcursor(curvt);
|
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}
|
|
|
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static void flashscreen(int vtnum)
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|
{
|
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register int i;
|
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register unsigned long *sc;
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struct vt *v=&vt[vtnum];
|
|
|
|
if (!v->visible )
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return;
|
|
|
|
for (sc = (unsigned long *)v->screen, i = v->linelen*v->numgrows/4; i; i--)
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*sc++ ^= 0xFFFFFFFF;
|
|
for (sc = (unsigned long *)v->screen, i = v->linelen*v->numgrows/4; i; i--)
|
|
*sc++ ^= 0xFFFFFFFF;
|
|
}
|
|
|
|
static beep(int vtnum)
|
|
{
|
|
/* Can't do sound yet: */
|
|
flashscreen(vtnum);
|
|
}
|
|
|
|
static void drawweirdcharacter (struct vt *v, int x, int y, int attr,
|
|
unsigned char *ca)
|
|
{
|
|
/*
|
|
* LAK: This function is for character sets that are not 8 pixels across.
|
|
* Does GCC have inline functions? If so, we should make this inline to
|
|
* save a function call (it's only called from one place).
|
|
*/
|
|
|
|
unsigned int px, py;
|
|
signed int offset;
|
|
unsigned long mask, attrmask;
|
|
register unsigned long *sc, *savesc;
|
|
unsigned char *saveca;
|
|
struct font *font = v->font;
|
|
|
|
/* Position of the upper-left hand of the character, in pixels: */
|
|
px = x * font->width;
|
|
py = y * font->height;
|
|
|
|
sc = (unsigned long *) (v->screen + (px/32)*4 + py*v->linelen);
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|
|
|
/* offset is the distance (right of the char) to the next long boundary */
|
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offset = 31 - font->width - px % 32;
|
|
|
|
/* e.g.: px = 25, font->width = 6, offset = 32-6-25 = 1 */
|
|
/* 0 1 2 3 */
|
|
/* 01234567890123456789012345678901234567 */
|
|
/* ^ ****** ^ */
|
|
/* +------ Long Boundary ----------+ */
|
|
|
|
/*
|
|
* If offset < 0, then the character is split across long boundaries, and
|
|
* we must do two writes. I don't know how much more expensive a long
|
|
* write is than a word or byte write, but if it's much more expensive, we
|
|
* may want to check to see if the character can be written with one word
|
|
* write or one byte write.
|
|
*/
|
|
|
|
/*
|
|
* The following loops should be optimized in assembly (eventually...).
|
|
* Maybe the case for height = 10 should be unrolled. A minimal
|
|
* effort has been made to make it easy for the compiler to optimize this.
|
|
*/
|
|
attrmask = (((unsigned long) 1 << (font->width+1)) - 1);
|
|
if (offset >= 0) { /* Easy case first... */
|
|
/* Thank goodness mac is big-endian... :-) */
|
|
mask = ~((((unsigned long) 1 << font->width) - 1) << (offset+1));
|
|
if (attr & T_REVERSE) {
|
|
for (y = font->height; y > 0; y--) {
|
|
*sc &= mask;
|
|
*sc |= ((unsigned long)*ca ^ attrmask) << offset;
|
|
ca++;
|
|
sc += v->linelen/4;
|
|
}
|
|
} else {
|
|
for (y = font->height; y > 0; y--) {
|
|
*sc &= mask;
|
|
*sc |= (unsigned long)*ca << offset;
|
|
ca++;
|
|
sc += v->linelen/4;
|
|
}
|
|
}
|
|
if (attr & T_UNDERLINE) {
|
|
sc -= v->linelen/4;
|
|
*sc |= (attrmask << offset);
|
|
}
|
|
} else {
|
|
/* First long... */
|
|
offset = -offset;
|
|
mask = ~((((unsigned long) 1 << font->width) - 1) >> (offset-1));
|
|
savesc = sc;
|
|
saveca = ca;
|
|
if (attr & T_REVERSE) {
|
|
for (y = font->height; y > 0; y--) {
|
|
*sc &= mask;
|
|
*sc |= ((unsigned long)*ca ^ attrmask) >> offset;
|
|
ca++;
|
|
sc += v->linelen/4;
|
|
}
|
|
} else {
|
|
for (y = font->height; y > 0; y--) {
|
|
*sc &= mask;
|
|
*sc |= (unsigned long)*ca >> offset;
|
|
ca++;
|
|
sc += v->linelen/4;
|
|
}
|
|
}
|
|
if (attr & T_UNDERLINE) {
|
|
sc -= v->linelen/4;
|
|
*sc |= (attrmask >> offset);
|
|
}
|
|
/* Second long... */
|
|
offset = 32 - offset;
|
|
mask = ~((((unsigned long) 1 << font->width) - 1) << offset);
|
|
sc = savesc + 1;
|
|
ca = saveca;
|
|
if (attr & T_REVERSE) {
|
|
for (y = font->height; y > 0; y--) {
|
|
*sc &= mask;
|
|
*sc |= ((unsigned long)*ca ^ attrmask) << offset;
|
|
ca++;
|
|
sc += v->linelen/4;
|
|
}
|
|
} else {
|
|
for (y = font->height; y > 0; y--) {
|
|
*sc &= mask;
|
|
*sc |= (unsigned long)*ca << offset;
|
|
ca++;
|
|
sc += v->linelen/4;
|
|
}
|
|
}
|
|
if (attr & T_UNDERLINE) {
|
|
sc -= v->linelen/4;
|
|
*sc |= (attrmask << offset);
|
|
}
|
|
}
|
|
}
|
|
|
|
static drawcharacter(struct vt *v, int x, int y, int attr, unsigned char c)
|
|
{
|
|
register unsigned int i, j, width, height, linelen;
|
|
register unsigned char *ca, *sc;
|
|
struct font *font;
|
|
|
|
font = v->font;
|
|
|
|
width = font->width;
|
|
height = font->height;
|
|
linelen = v->linelen;
|
|
|
|
if (font->sevenbit && c >= 128) {
|
|
/* LAK: What should we do here? Maybe c &= 0x7F. */
|
|
c = ' ';
|
|
}
|
|
|
|
if (attr & T_BOLD)
|
|
ca = &font->boldfont[c*(long)height];
|
|
else
|
|
ca = &font->normalfont[c*(long)height];
|
|
|
|
/*
|
|
* LAK: The fastest way to do this is to have a horrible tree of
|
|
* possible cases. If numbits != 1, then we put up each pixel (yuk).
|
|
* Otherwise, if width != 8, then we have to do fancy shifting. If
|
|
* width == 8, then we can just stick it up there. Also handle reverse
|
|
* video and underlining. Plus unroll common heights (10 and 14).
|
|
*/
|
|
if (v->numbits == 1)
|
|
{
|
|
if (width == 8)
|
|
{
|
|
j = y * height * linelen + (x * width) / 8;
|
|
if (attr & T_REVERSE)
|
|
{
|
|
for (i = 0; i < height; i++)
|
|
v->screen[j + i * linelen] = ~ca[i];
|
|
}
|
|
else
|
|
{
|
|
if (height == 14) {
|
|
/* Look at assembly to optimize this: */
|
|
sc = &v->screen[j];
|
|
#define CB *sc = *ca++; sc += linelen
|
|
CB; CB; CB; CB; CB; CB; CB;
|
|
CB; CB; CB; CB; CB; CB; CB;
|
|
#undef CB
|
|
} else {
|
|
for (i = 0; i < height; i++)
|
|
v->screen[j + i * linelen] = ca[i];
|
|
}
|
|
}
|
|
if (attr & T_UNDERLINE)
|
|
v->screen[j + (height - 1) * linelen] = 255; /* ^= 255 ? */
|
|
}
|
|
else /* width != 8 */
|
|
{
|
|
drawweirdcharacter (v, x, y, attr, ca);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
for (i = 0; i < height; i++)
|
|
{
|
|
for (j = 0; j < width; j++)
|
|
{
|
|
if (ca[i] & (1<<j))
|
|
putpixel (v, (x+1)*width-j-1, y*height+i, 255);
|
|
else
|
|
putpixel (v, (x+1)*width-j-1, y*height+i, 0);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void drawsb(int vtnum)
|
|
{
|
|
register int x, y;
|
|
register struct vt *v = &vt[vtnum];
|
|
int len, head, i;
|
|
|
|
if (numsb < 0) numsb = 0;
|
|
|
|
/* Draw scroll back: */
|
|
len = v->sblen;
|
|
head = v->sbhead;
|
|
i = numsb+1;
|
|
while (i)
|
|
{
|
|
if (len == 0)
|
|
{
|
|
i--;
|
|
break;
|
|
}
|
|
head--;
|
|
if (head < 0) head = SCROLLBACK - 1;
|
|
len--;
|
|
if (v->sb[head] == '\n') i--;
|
|
if (i == 0) head = (head + 1) % SCROLLBACK;
|
|
}
|
|
numsb -= i; /* Can't scroll back more than what's in buffer */
|
|
for (y = 0; y < numsb && y < v->numtrows; y++)
|
|
{
|
|
for (x = 0; v->sb[head] != '\n'; x++)
|
|
{
|
|
drawcharacter(v,x, y, 0, v->sb[head]);
|
|
head = (head + 1) % SCROLLBACK;
|
|
}
|
|
head = (head + 1) % SCROLLBACK; /* Skip \n */
|
|
}
|
|
|
|
/* Draw part of screen: */
|
|
if (numsb < v->numtrows)
|
|
{
|
|
for (y = 0; y < v->numtrows - numsb; y++)
|
|
for (x = 0; x < v->numtcols; x++)
|
|
drawcharacter(v, x, y+numsb, v->att[y][x], v->scr[y][x]);
|
|
}
|
|
|
|
if (cursoron)
|
|
{
|
|
if (cursortype & (C_FAST|C_SLOW))
|
|
cursorlit = 0;
|
|
else if (cursorlit)
|
|
{
|
|
cursorlit = 1;
|
|
reversecursor(vtnum);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void restoresb(void)
|
|
{
|
|
/* Turn off scrollback. */
|
|
|
|
/* Don't do if numsb == 0 because this routine is called a lot */
|
|
if (numsb)
|
|
{
|
|
numsb = 0;
|
|
drawsb(curvt);
|
|
}
|
|
}
|
|
|
|
static putcharacter(int vtnum, char c)
|
|
{
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
v->scr[v->y][v->x] = c;
|
|
v->att[v->y][v->x] = v->attr;
|
|
|
|
if (v->visible )
|
|
drawcharacter(v, v->x, v->y, v->attr, c);
|
|
}
|
|
|
|
#define splconsole spl3
|
|
|
|
static scrollup(int vtnum)
|
|
{
|
|
/* scrolls the screen up by one text line */
|
|
|
|
register int i, j, x, maxx;
|
|
register long *from, *to;
|
|
register struct vt *v = &vt[vtnum];
|
|
char tempbuf[129];
|
|
int buflen, s;
|
|
|
|
/* Save the top line: */
|
|
for (j = 0; j < v->numtcols; j++)
|
|
tempbuf[j] = v->scr[v->toptrow-1][j];
|
|
tempbuf[j++] = '\n'; /* End of line */
|
|
buflen = j;
|
|
if (v->toptrow == 1) {
|
|
s = splconsole(); /* Exclusive access to sblen */
|
|
while (v->sblen + buflen > SCROLLBACK) {
|
|
while (v->sb[v->sbtail] != '\n') {
|
|
v->sbtail = (v->sbtail + 1) % SCROLLBACK;
|
|
v->sblen--;
|
|
}
|
|
v->sbtail = (v->sbtail + 1) % SCROLLBACK;
|
|
v->sblen--;
|
|
}
|
|
for (i = 0; i < buflen; i++) {
|
|
v->sb[v->sbhead] = tempbuf[i];
|
|
v->sbhead = (v->sbhead + 1) % SCROLLBACK;
|
|
v->sblen++;
|
|
}
|
|
splx(s);
|
|
}
|
|
|
|
/* Scroll: */
|
|
for (i = v->toptrow-1; i < v->bottrow-1; i++)
|
|
for (j = 0; j < v->numtcols; j++)
|
|
{
|
|
v->scr[i][j] = v->scr[i+1][j];
|
|
v->att[i][j] = v->att[i+1][j];
|
|
}
|
|
for (j = 0; j < v->numtcols; j++)
|
|
{
|
|
v->scr[v->bottrow-1][j] = 32;
|
|
v->att[v->bottrow-1][j] = T_NORMAL;
|
|
}
|
|
|
|
if (!v->visible)
|
|
return;
|
|
|
|
from = (long *)&v->screen[v->toptrow*v->font->height * v->linelen];
|
|
to = (long *)&v->screen[(v->toptrow-1)*v->font->height * v->linelen];
|
|
maxx = v->numbits*(v->numgcols+31)/32;
|
|
j = v->linelen / 4 - maxx;
|
|
for (i = (v->bottrow-v->toptrow)*v->font->height; i; i--)
|
|
{
|
|
int depth;
|
|
for (depth = v->numbits ; depth ; depth --) {
|
|
x = maxx;
|
|
while (x >= 16) { /* assume at least 512 pixel wide screen. */
|
|
CL; CL; CL; CL;
|
|
CL; CL; CL; CL;
|
|
CL; CL; CL; CL;
|
|
CL; CL; CL; CL;
|
|
x -= 16;
|
|
}
|
|
if (x)
|
|
switch (x) {
|
|
case 15: CL; case 14: CL; case 13: CL;
|
|
case 12: CL; case 11: CL; case 10: CL;
|
|
case 9: CL; case 8: CL; case 7: CL;
|
|
case 6: CL; case 5: CL; case 4: CL;
|
|
case 3: CL; case 2: CL; case 1: CL;
|
|
default:
|
|
}
|
|
}
|
|
to += j;
|
|
from += j;
|
|
}
|
|
to = (long *)&v->screen[(v->bottrow-1)*v->font->height * v->linelen];
|
|
for (i = v->font->height * v->linelen/4; i; i--)
|
|
*to++ = 0;
|
|
}
|
|
|
|
static clearline(int vtnum, int which)
|
|
{
|
|
/* which=0=to end of line, 1=to beginning of line, 2=all line */
|
|
|
|
int start , end, i, j, b;
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
switch (which)
|
|
{
|
|
case 0: start=v->x; end=v->numtcols-1; break;
|
|
case 1: start=0; end=v->x; break;
|
|
case 2: start=0; end=v->numtcols-1; break;
|
|
}
|
|
for (j = start; j <= end; j++)
|
|
{
|
|
v->scr[v->y][j] = 32;
|
|
v->att[v->y][j] = T_NORMAL;
|
|
}
|
|
|
|
if (!v->visible )
|
|
return;
|
|
|
|
if (v->font->width%8 == 0 || v->numbits == 8) {
|
|
start = v->y*v->font->height*v->linelen + start*v->font->width*v->numbits/8;
|
|
end = v->y*v->font->height*v->linelen + end*v->font->width*v->numbits/8;
|
|
for (i = start; i <= end; i++)
|
|
for (j = 0; j < v->font->height; j++)
|
|
v->screen[i + j * v->linelen] = 0;
|
|
} else {
|
|
if (b = (start*v->font->width*v->numbits % 8)) {
|
|
start = i = v->y*v->font->height*v->linelen + start*v->font->width*v->numbits/8;
|
|
for (j = 0; j < v->font->height; j++)
|
|
v->screen[i + j * v->linelen] &= ~((1<<(8-b))-1);
|
|
start++;
|
|
} else {
|
|
start = v->y*v->font->height*v->linelen + start*v->font->width*v->numbits/8;
|
|
}
|
|
end = v->y*v->font->height*v->linelen + end*v->font->width*v->numbits/8;
|
|
for (i = start; i <= end; i++)
|
|
for (j = 0; j < v->font->height; j++)
|
|
v->screen[i + j * v->linelen] = 0;
|
|
}
|
|
}
|
|
|
|
static movecursordown(int vtnum)
|
|
{
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
v->y++;
|
|
if (v->y >= v->numtrows)
|
|
{
|
|
v->y--;
|
|
scrollup(vtnum);
|
|
}
|
|
}
|
|
|
|
static movecursorforward(int vtnum)
|
|
{
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
/* If x == numtcols - 1, then we were just on the last column.
|
|
We should stay there until the next character. If the
|
|
next character is a C/R, then don't do the movecursordown().
|
|
Otherwise, wrap around. */
|
|
|
|
if (v->hanging_cursor)
|
|
{
|
|
v->x = 0;
|
|
movecursordown(vtnum);
|
|
v->hanging_cursor = 0;
|
|
}
|
|
if (v->x == v->numtcols - 1)
|
|
v->hanging_cursor = 1;
|
|
else
|
|
v->x++;
|
|
}
|
|
|
|
static scrolldown(int vtnum)
|
|
{
|
|
/* scrolls the screen down by one text line */
|
|
|
|
register int i, j, x, maxx;
|
|
register long *from, *to;
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
for (i = v->bottrow - 1; i >= v->toptrow; i--)
|
|
for (j = 0; j < v->numtcols; j++)
|
|
{
|
|
v->scr[i][j] = v->scr[i-1][j];
|
|
v->att[i][j] = v->att[i-1][j];
|
|
}
|
|
for (j = 0; j < v->numtcols; j++)
|
|
{
|
|
v->scr[0][j] = 32;
|
|
v->att[0][j] = T_NORMAL;
|
|
}
|
|
|
|
if (!v->visible )
|
|
return;
|
|
|
|
from = (long *)&v->screen[(v->bottrow-1)*v->font->height*v->linelen-v->linelen];
|
|
to = (long *)&v->screen[v->bottrow*v->font->height*v->linelen-v->linelen];
|
|
maxx = v->numbits*(v->numgcols+31)/32;
|
|
j = v->linelen / 4 + maxx;
|
|
for (i = (v->bottrow-v->toptrow)*v->font->height; i; i--)
|
|
{
|
|
int depth;
|
|
for (depth = v->numbits ; depth ; depth --) {
|
|
x = maxx;
|
|
while (x >= 16) { /* assume at least 512 pixel wide screen. */
|
|
CL; CL; CL; CL;
|
|
CL; CL; CL; CL;
|
|
CL; CL; CL; CL;
|
|
CL; CL; CL; CL;
|
|
x -= 16;
|
|
}
|
|
if (x)
|
|
switch (x) {
|
|
case 15: CL; case 14: CL; case 13: CL;
|
|
case 12: CL; case 11: CL; case 10: CL;
|
|
case 9: CL; case 8: CL; case 7: CL;
|
|
case 6: CL; case 5: CL; case 4: CL;
|
|
case 3: CL; case 2: CL; case 1: CL;
|
|
default:
|
|
}
|
|
}
|
|
to -= j;
|
|
from -= j;
|
|
}
|
|
to = (long *)&v->screen[(v->toptrow-1)*v->font->height*v->linelen];
|
|
for (i = v->font->height*v->linelen/4; i; i--)
|
|
*to++ = 0;
|
|
}
|
|
|
|
static deletechar(int vtnum, int n)
|
|
{
|
|
int i, j, p, endp;
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
if (n == 0) return;
|
|
|
|
for (j = v->x; j < v->numtcols-1; j++)
|
|
{
|
|
v->scr[v->y][j] = v->scr[v->y][j+1];
|
|
v->att[v->y][j] = v->att[v->y][j+1];
|
|
}
|
|
v->scr[v->y][v->numtcols-1] = 32;
|
|
v->att[v->y][v->numtcols-1] = T_NORMAL;
|
|
|
|
if (!v->visible )
|
|
return;
|
|
|
|
p = v->y*v->font->height*v->linelen + v->x*v->font->width*v->numbits/8;
|
|
endp = v->y*v->font->height*v->linelen + (v->numtcols-1)*v->font->width*v->numbits/8;
|
|
|
|
for (i = p; i < endp; i++)
|
|
{
|
|
for (j = 0; j < v->font->height; j++)
|
|
v->screen[i+j*v->linelen] = v->screen[i+j*v->linelen+1];
|
|
}
|
|
for (j = 0; j < v->font->height; j++)
|
|
v->screen[endp+j*v->linelen] = 0;
|
|
}
|
|
|
|
static savecursorpos(int vtnum, int save)
|
|
{
|
|
/* Should we save more here, e.g., text attribute, etc. ? */
|
|
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
if (save)
|
|
{
|
|
v->oldx = v->x;
|
|
v->oldy = v->y;
|
|
}
|
|
else
|
|
{
|
|
v->x = v->oldx;
|
|
v->y = v->oldy;
|
|
}
|
|
}
|
|
|
|
static setcolor(int vtnum, int col)
|
|
{
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
switch (col)
|
|
{
|
|
case 0: v->attr = T_NORMAL;
|
|
v->fgcolor = 37;
|
|
v->bgcolor = 40;
|
|
break;
|
|
case 1: v->attr |= T_BOLD; break; /* This isn't documented anywhere. */
|
|
case 2: break; /* Half bright */ /* We could do this */
|
|
case 4: v->attr |= T_UNDERLINE; break;
|
|
case 5: break; /* Blink */ /* Should we do this? :-) */
|
|
case 7: v->attr |= T_REVERSE; break;
|
|
default:
|
|
/* 0 = Black
|
|
* 1 = Red
|
|
* 2 = Green
|
|
* 3 = Yellow + 30 = Foreground
|
|
* 4 = Blue + 40 = Background
|
|
* 5 = Magenta
|
|
* 6 = Cyan
|
|
* 7 = White
|
|
*/
|
|
if (col >= 30 && col <= 37)
|
|
{
|
|
v->fgcolor = col;
|
|
/* Clip to white for B/W screen: */
|
|
if (v->fgcolor > 30) v->fgcolor = 37;
|
|
}
|
|
else if (col >= 40 && col <= 47)
|
|
{
|
|
v->bgcolor = col;
|
|
/* Clip to white for B/W screen: */
|
|
if (v->bgcolor > 40) v->bgcolor = 47;
|
|
}
|
|
if (v->fgcolor == 30 && v->bgcolor == 47) /* effective reverse */
|
|
{
|
|
/* Elvis uses 30,43 for reverse: (Black on Yellow) */
|
|
v->fgcolor = 37;
|
|
v->bgcolor = 40;
|
|
v->attr |= T_REVERSE;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static int isalpha(char c)
|
|
{
|
|
return(c >= 'A' && c <= 'Z' || c >= 'a' && c <= 'z');
|
|
}
|
|
|
|
static int isdigit(char c)
|
|
{
|
|
return(c >= '0' && c <= '9');
|
|
}
|
|
|
|
static void puts(int vtnum, char *s)
|
|
{
|
|
/* This function is for functions called by printf(). It seems
|
|
that printf() in the kernel is non-reentrant, so I wrote this
|
|
so that parseVT100 could print stuff. Same as puts() except
|
|
that it doesn't print a \n at the end. */
|
|
|
|
while (*s)
|
|
macconputchar(vtnum, (unsigned char)(*s++));
|
|
}
|
|
|
|
static parseVT100(int vtnum, char *s)
|
|
{
|
|
int n[100], num, i, ques;
|
|
char *old=s;
|
|
struct vt *v = &vt[vtnum];
|
|
|
|
ques = (*s == '?');
|
|
if (ques) s++;
|
|
for (num = 0; num < 100; num++)
|
|
n[num] = 0;
|
|
num = 0;
|
|
/* Parse all of the numbers at the start of the sequence: */
|
|
if (isdigit(*s) || *s == ';')
|
|
{
|
|
do
|
|
{
|
|
if (*s == ';')
|
|
{
|
|
s++;
|
|
num++;
|
|
}
|
|
while (isdigit(*s))
|
|
{
|
|
n[num] = n[num]*10 + (*s-'0');
|
|
s++;
|
|
}
|
|
}
|
|
while (*s == ';');
|
|
num++;
|
|
}
|
|
switch (*s)
|
|
{
|
|
case 'H': /* Move Cursor */
|
|
case 'f': /* Move cursor */
|
|
v->x=n[1]-1;
|
|
v->y=n[0]-1 + v->toptrow-1;
|
|
if (v->x < 0) v->x=0;
|
|
if (v->y < 0) v->y=0;
|
|
if (v->x >= v->numtcols) v->x = v->numtcols-1;
|
|
if (v->y >= v->numtrows) v->y = v->numtrows-1;
|
|
break;
|
|
case 's': savecursorpos(vtnum, 1); break; /* Save cursor pos */
|
|
case 'u': savecursorpos(vtnum, 0); break; /* Restore cursor pos */
|
|
case 'J': /* Clear part of screen */
|
|
clearscreen(vtnum, n[0]);
|
|
break;
|
|
case 'K': /* Clear part of line */
|
|
clearline(vtnum, n[0]);
|
|
break;
|
|
case 'P': /* Delete character */
|
|
deletechar(vtnum, n[0]);
|
|
break;
|
|
case 'A': /* Cursor up */
|
|
if (num == 0) n[0] = 1;
|
|
v->y -= n[0];
|
|
if (v->y < 0) v->y = 0;
|
|
break;
|
|
case 'B': /* Cursor down */
|
|
if (num == 0) n[0] = 1;
|
|
v->y += n[0];
|
|
if (v->y >= v->numtrows) v->y = v->numtrows;
|
|
break;
|
|
case 'C': /* Cursor right */
|
|
if (num == 0) n[0] = 1;
|
|
v->x -= n[0];
|
|
if (v->x < 0) v->x = 0;
|
|
break;
|
|
case 'c': /* What are you? */
|
|
/* Say something like ^[[?5c (I am GIGI) */
|
|
break;
|
|
case 'D': /* Cursor left */
|
|
if (num == 0) n[0]=1;
|
|
v->x += n[0];
|
|
if (v->x >= v->numtcols) v->y =v-> numtcols;
|
|
break;
|
|
case 'h': break; /* Keyboard enable? */
|
|
case 'l': break; /* Keyboard disable? */
|
|
case 'm': /* Set color */
|
|
if (num == 0)
|
|
setcolor(vtnum, 0); /* Should this always be done? */
|
|
else for (i = 0; i < num; i++)
|
|
setcolor(vtnum, n[i]);
|
|
break;
|
|
case 'n': /* Reports */
|
|
if (n[0] == 5) /* Status report */
|
|
/* Returns ^[0n */;
|
|
if (n[0] == 6) /* Cursor position report */
|
|
/* Returns ^[[Pl;PcR */;
|
|
break;
|
|
case 'r':
|
|
if (num == 0) {
|
|
/* I think this should return something like ncols;nrows */
|
|
} else {
|
|
if (num == 1)
|
|
n[1] = v->bottrow;
|
|
if (n[0] < 1) n[0] = 1;
|
|
if (n[1] < 1) n[1] = 1;
|
|
if (n[0] > v->bottrow) n[0] = v->bottrow;
|
|
if (n[1] > v->bottrow) n[1] = v->bottrow;
|
|
if (n[0] < n[1]) {
|
|
v->toptrow = n[0];
|
|
v->bottrow = n[1];
|
|
} else {
|
|
/* This isn't right. */
|
|
/* But it's better than nothing :-) */
|
|
/* And I don't know what "right" is */
|
|
v->toptrow = n[1];
|
|
v->bottrow = n[0];
|
|
}
|
|
}
|
|
break;
|
|
default:
|
|
puts (vtnum, "Unknown VT100 code: \"");
|
|
puts (vtnum, old);
|
|
puts (vtnum, "\", \"");
|
|
puts (vtnum, s);
|
|
puts (vtnum, "\".\n");
|
|
}
|
|
}
|
|
|
|
static int writechar(int vtnum, unsigned char c)
|
|
{
|
|
char s[20];
|
|
struct vt *v;
|
|
|
|
if (c == 0) return; /* Ignore nulls */
|
|
|
|
v = &vt[vtnum];
|
|
if (v->vt100 >= 2) /* Got ESC and [ */
|
|
{
|
|
if (c < 32) /* Invalid character in VT100 sequence -- Abort */
|
|
v->vt100 = 0;
|
|
else
|
|
{
|
|
v->vtstr[v->vt100++ - 2] = c;
|
|
if (isalpha(c))
|
|
{
|
|
v->vtstr[v->vt100 - 2] = 0;
|
|
v->vt100 = 0;
|
|
parseVT100(vtnum, v->vtstr);
|
|
}
|
|
return;
|
|
}
|
|
}
|
|
if (v->vt100 == 1) /* Only got ESC */
|
|
{
|
|
v->vt100 = 0; /* This should finish sequence except if [ */
|
|
switch (c)
|
|
{
|
|
case '=': break; /* Turn keypad on */
|
|
case '>': break; /* Turn keypad off */
|
|
case 'D': movecursordown(vtnum); break; /* Line feed */
|
|
case 'E': break; /* New line */
|
|
case 'M': scrolldown(vtnum); break; /* Scroll down */
|
|
case '7': savecursorpos(vtnum,1); break; /* Save cursor pos */
|
|
case '8': savecursorpos(vtnum,0); break; /* Restore cursor pos */
|
|
case '[': /* Misc stuff */
|
|
v->vt100 = 2;
|
|
v->vtstr[0] = 0;
|
|
break;
|
|
}
|
|
return;
|
|
}
|
|
switch (c)
|
|
{
|
|
case 7: beep(vtnum); /* Bell */
|
|
break;
|
|
case 8: if (v->x > 0) v->x--; /* Backspace (^H) */
|
|
v->hanging_cursor = 0;
|
|
break;
|
|
case 9: v->hanging_cursor = 0; /* Tab */
|
|
do
|
|
writechar(vtnum, ' ');
|
|
while (v->x%8);
|
|
break;
|
|
case 10: movecursordown(vtnum); /* Line feed */
|
|
/* v->x=0; <-- Should not always do this, but when? */
|
|
v->hanging_cursor = 0; /* Should I do this here? */
|
|
break;
|
|
case 13: v->x=0; /* Carriage return */
|
|
v->hanging_cursor = 0;
|
|
break;
|
|
case 27: v->vt100 = 1; /* Start of VT-100 */
|
|
v->hanging_cursor = 0;
|
|
break;
|
|
case 127: break; /* Rubout (Delete) */
|
|
default: if (c < 32)
|
|
{
|
|
/*c=1;*/ /* smiley face */
|
|
sprintf (s, "<%d>", (int)c);
|
|
puts(vtnum, s);
|
|
}
|
|
else
|
|
{
|
|
if (v->hanging_cursor)
|
|
{
|
|
v->x = 0;
|
|
movecursordown(vtnum);
|
|
v->hanging_cursor = 0;
|
|
}
|
|
putcharacter(vtnum, c);
|
|
movecursorforward(vtnum);
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
static void make_visible(unsigned char *screen)
|
|
{
|
|
/* try to find a vt that belongs on this screen, and make it visible */
|
|
/* in order to redraw we call vtselect, but that changes the curvt, */
|
|
/* so save that and restore it, what the heck i'm already going to hell */
|
|
/* make sure that is the screen is not changing, that we do nothing */
|
|
int i=0;
|
|
|
|
if (screen==vt[curvt].screen)
|
|
return;
|
|
for(i=0;i< NCON;i++)
|
|
{
|
|
if ((vt[i].screen==screen) )
|
|
{
|
|
int realcurvt=curvt;
|
|
if (i == curvt)
|
|
return;
|
|
vt[i].visible=1;
|
|
vtselect(i);
|
|
erasecursor(i);
|
|
curvt=realcurvt;
|
|
return;
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
static void fix_visible(struct vt *v)
|
|
{
|
|
/* make sure there is only one visible vt per screen */
|
|
int i=0;
|
|
unsigned char *screen=v->screen;
|
|
|
|
|
|
for(i=0;i< NCON;i++)
|
|
{
|
|
if ((vt[i].screen==screen) && vt[i].visible)
|
|
vt[i].visible=0;
|
|
}
|
|
|
|
v->visible=1;
|
|
}
|
|
|
|
vtselect(int newvt)
|
|
{
|
|
/* ADB calls this when you select a virtual terminal */
|
|
int x, y;
|
|
struct vt *v;
|
|
|
|
if (newvt == curvt) restoresb();
|
|
|
|
if (newvt < 0 || newvt >= NCON || newvt == curvt)
|
|
return;
|
|
|
|
numsb = 0;
|
|
erasecursor(curvt);
|
|
curvt = newvt;
|
|
v = &vt[curvt];
|
|
|
|
fix_visible(v);
|
|
|
|
#if 1
|
|
cls(v);
|
|
for (y = 0; y < v->numtrows; y++)
|
|
for (x = 0; x < v->numtcols; x++)
|
|
if (v->scr[y][x] != ' ' || v->att[y][x] != T_NORMAL)
|
|
drawcharacter(v,x, y, v->att[y][x], v->scr[y][x]);
|
|
#else
|
|
for (y = 0; y < numtrows; y++)
|
|
for (x = 0; x < numtcols; x++)
|
|
drawcharacter(x, y, v->att[y][x], v->scr[y][x]);
|
|
#endif
|
|
drawcursor(curvt);
|
|
}
|
|
|
|
static struct tty *maccon_tty[NCON];
|
|
static int maccon_flags = 0;
|
|
|
|
/* These routines are the actual device driver: */
|
|
|
|
static char maccon_id_string[128] ;
|
|
|
|
coninit(register struct macdriver *md)
|
|
{
|
|
md->hwfound = 1;
|
|
/*
|
|
md->name = maccon_id_string;
|
|
sprintf(md->name,"Video Device -- Width: %d Height: %d Depth: %d Bit%c",
|
|
vt[0].numgcols,
|
|
vt[0].numgrows,
|
|
videobitdepth,
|
|
videobitdepth==1?' ':'s');
|
|
*/
|
|
grfconfig();
|
|
}
|
|
|
|
constart(register struct tty *tp)
|
|
{
|
|
void ttrstrt(struct tty *);
|
|
int s, unit, c, buflen, i;
|
|
u_char buf[CONBUFLEN];
|
|
|
|
unit = minor(tp->t_dev);
|
|
if (unit >= NCON)
|
|
return ENODEV;
|
|
if (unit == curvt) restoresb();
|
|
|
|
s = spltty();
|
|
if (tp->t_state & (TS_TIMEOUT|TS_BUSY|TS_TTSTOP))
|
|
goto out;
|
|
|
|
tp->t_state |= TS_BUSY;
|
|
splx(s);
|
|
|
|
buflen = q_to_b(&tp->t_outq, buf, sizeof(buf)/sizeof(buf[0]));
|
|
for (i=0 ; i<buflen ; i++)
|
|
if (buf[i]) macputchar(tp->t_dev, buf[i]&0xff);
|
|
|
|
s = spltty();
|
|
tp->t_state &= ~TS_BUSY;
|
|
if (tp->t_outq.c_cc) {
|
|
tp->t_state |= TS_TIMEOUT;
|
|
timeout((timeout_t) ttrstrt, (caddr_t) tp, 1);
|
|
}
|
|
if (tp->t_outq.c_cc <= tp->t_lowat) {
|
|
if (tp->t_state&TS_ASLEEP) {
|
|
tp->t_state &= ~TS_ASLEEP;
|
|
wakeup((caddr_t)&tp->t_outq);
|
|
}
|
|
selwakeup(&(tp->t_wsel));
|
|
}
|
|
out:
|
|
splx(s);
|
|
}
|
|
|
|
conparam(
|
|
register struct tty *tp,
|
|
register struct termios *t)
|
|
{
|
|
register int cfcr, cflag;
|
|
int unit;
|
|
int ospeed;
|
|
|
|
cflag = t->c_cflag;
|
|
unit = minor(tp->t_dev);
|
|
if (unit >= NCON)
|
|
return ENODEV;
|
|
|
|
/* check requested parameters */
|
|
if (t->c_ispeed && t->c_ispeed != t->c_ospeed)
|
|
return (EINVAL);
|
|
/* and copy to tty */
|
|
tp->t_ispeed = t->c_ispeed;
|
|
tp->t_ospeed = t->c_ospeed;
|
|
tp->t_cflag = cflag;
|
|
|
|
return (0);
|
|
}
|
|
|
|
int adb_poll_setup = 0;
|
|
|
|
static void flashcursor(caddr_t unused)
|
|
{
|
|
if (cursortype & C_SOLID)
|
|
{
|
|
/* Turn it back on for solid */
|
|
if (cursoron && !cursorlit)
|
|
reversecursor(curvt);
|
|
}
|
|
else
|
|
{
|
|
if (cursoron)
|
|
reversecursor(curvt);
|
|
timeout(flashcursor, 0, (cursortype & C_SLOW) ? 30 : 15);
|
|
}
|
|
}
|
|
|
|
conopen(dev_t dev, int mode, int flag, struct proc *p)
|
|
{
|
|
register struct tty *tp;
|
|
register int unit = minor(dev);
|
|
int error = 0;
|
|
char s[100];
|
|
|
|
if (unit >= NCON)
|
|
return (ENODEV);
|
|
|
|
if (!maccon_tty[unit]) {
|
|
tp = maccon_tty[unit] = ttymalloc();
|
|
} else {
|
|
tp = maccon_tty[unit];
|
|
}
|
|
tp->t_oproc = constart;
|
|
tp->t_param = conparam;
|
|
tp->t_dev = dev;
|
|
|
|
/* MF BARF This is gonna be zeroed later, where does this go? */
|
|
/* tp->t_winsize.ws_xpixel=numgcols; */
|
|
/* tp->t_winsize.ws_ypixel=numgrows; */
|
|
|
|
if ((tp->t_state & TS_ISOPEN) == 0) {
|
|
tp->t_state |= TS_WOPEN | TS_CARR_ON;
|
|
ttychars(tp);
|
|
if (tp->t_ispeed == 0) {
|
|
tp->t_iflag = TTYDEF_IFLAG;
|
|
tp->t_oflag = TTYDEF_OFLAG;
|
|
tp->t_cflag = TTYDEF_CFLAG;
|
|
tp->t_lflag = TTYDEF_LFLAG;
|
|
tp->t_ispeed = tp->t_ospeed = TTYDEF_SPEED;
|
|
}
|
|
conparam(tp, &tp->t_termios);
|
|
ttsetwater(tp);
|
|
} else if (tp->t_state&TS_XCLUDE && p->p_ucred->cr_uid != 0)
|
|
return (EBUSY);
|
|
(void) spltty(); /* BARF -- mutual exclusion. */
|
|
while ((mode&O_NONBLOCK) == 0 && (tp->t_cflag&CLOCAL) == 0 &&
|
|
(tp->t_state & TS_CARR_ON) == 0) {
|
|
tp->t_state |= TS_WOPEN;
|
|
if (error = ttysleep(tp, (caddr_t)&tp->t_rawq, TTIPRI | PCATCH,
|
|
ttopen, 0))
|
|
break;
|
|
}
|
|
(void) spl0();
|
|
if (error == 0)
|
|
{
|
|
error = (*linesw[tp->t_line].l_open)(dev, tp);
|
|
if(!adb_poll_setup){
|
|
adb_poll_timeout();
|
|
adb_poll_setup = 1;
|
|
}
|
|
}
|
|
|
|
return (error);
|
|
}
|
|
|
|
conclose(dev_t dev, int flag, int mode, struct proc *p)
|
|
{
|
|
register struct tty *tp;
|
|
register struct dcadevice *dca;
|
|
register int unit = minor(dev);
|
|
char s[100];
|
|
|
|
if (unit >= NCON)
|
|
return (ENODEV);
|
|
tp = maccon_tty[unit];
|
|
(*linesw[tp->t_line].l_close)(tp, flag);
|
|
ttyclose(tp);
|
|
ttyfree(tp);
|
|
maccon_tty[unit] = NULL;
|
|
return (0);
|
|
}
|
|
|
|
conread(dev_t dev, struct uio *uio, int flag)
|
|
{
|
|
u_int unit = minor(dev);
|
|
|
|
if (unit >= NCON)
|
|
return (ENODEV);
|
|
return ((*linesw[maccon_tty[unit]->t_line].l_read)(maccon_tty[unit], uio, flag));
|
|
}
|
|
|
|
conwrite(dev_t dev, struct uio *uio, int flag)
|
|
{
|
|
int unit = minor(dev);
|
|
|
|
if (unit >= NCON)
|
|
return (ENODEV);
|
|
return ((*linesw[maccon_tty[unit]->t_line].l_write)(maccon_tty[unit], uio, flag));
|
|
}
|
|
|
|
conioctl(dev_t dev, int cmd, caddr_t data, int flag)
|
|
{
|
|
register struct tty *tp;
|
|
register int unit = minor(dev);
|
|
register struct dcadevice *dca;
|
|
register int error;
|
|
int tmp, oldcursoron, oldcursortype;
|
|
|
|
if (unit >= NCON)
|
|
return (ENODEV);
|
|
tp = maccon_tty[unit];
|
|
error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag);
|
|
if (error >= 0)
|
|
return (error);
|
|
error = ttioctl(tp, cmd, data, flag);
|
|
if (error >= 0)
|
|
return (error);
|
|
|
|
switch (cmd) {
|
|
case CON_SETCURSOR: /* Change cursor type */
|
|
tmp = *(int *)data;
|
|
if (tmp != cursortype)
|
|
{
|
|
oldcursoron = cursoron;
|
|
oldcursortype = cursortype;
|
|
if (oldcursoron) erasecursor(curvt);
|
|
cursortype = tmp;
|
|
if (oldcursoron) drawcursor(curvt);
|
|
if ((oldcursortype & C_SOLID) &&
|
|
(cursortype & (C_SLOW | C_FAST)))
|
|
timeout(flashcursor, 0, 1);
|
|
}
|
|
break;
|
|
case CON_GETCURSOR: /* Get cursor type */
|
|
*(int *)data = cursortype;
|
|
break;
|
|
case CON_SETVT:
|
|
/* MF this is hacked, The interface should be better, fix later */
|
|
{
|
|
int i=*(int *)data;
|
|
unsigned char *oldscreen;
|
|
if ( (i <0) || (i >=gNumGrfDev) )
|
|
{
|
|
return EINVAL;
|
|
}
|
|
/* printf("set vt to %d\n",*(int *)data ); */
|
|
/* printf("address %x\n",grf_softc[*(int *)data].g_display.gd_fbaddr); */
|
|
/* printf("rowbytes = %d\n",grf_softc[*(int *)data].g_display.gd_fbrowbytes); */
|
|
/* set numgcols, numgrows, numtcols, numtrows, screen, linelen, numbits */
|
|
oldscreen=vt[curvt].screen;
|
|
vt[curvt].screen=(unsigned char *)grf_softc[i].g_display.gd_fbaddr;
|
|
vt[curvt].linelen=grf_softc[i].g_display.gd_fbrowbytes;
|
|
vt[curvt].numgcols=grf_softc[i].g_display.gd_fbwidth;
|
|
vt[curvt].numgrows=grf_softc[i].g_display.gd_fbheight;
|
|
vt[curvt].numbits=grf_softc[i].g_display.gd_planes;
|
|
if (vt[curvt].numgcols >= 640) /* Big screen */
|
|
vt[curvt].font=&font[0];
|
|
else
|
|
vt[curvt].font=&font[1];
|
|
vt[curvt].numtrows=vt[curvt].numgrows/vt[curvt].font->height;
|
|
vt[curvt].numtcols=vt[curvt].numgcols/vt[curvt].font->width;
|
|
make_visible(oldscreen);
|
|
|
|
/* redraw screen at new place */
|
|
/* all this is to trick it into redrawing the screen */
|
|
{
|
|
int newvt=curvt;
|
|
curvt++;
|
|
vtselect(newvt);
|
|
}
|
|
/* printf("screen = %x, rowbytes= %d\n", */
|
|
/* vt[curvt].screen, */
|
|
/* vt[curvt].linelen); */
|
|
/* printf("gcol %d, grow %d, tcol %d, trow %d\n", */
|
|
/* vt[curvt].numgcols, */
|
|
/* vt[curvt].numgrows, */
|
|
/* vt[curvt].numtcols, */
|
|
/* vt[curvt].numtrows); */
|
|
|
|
}
|
|
break;
|
|
default:
|
|
printf ("ioctl(): default cmd = 0x%x\n",cmd);
|
|
return (ENOTTY);
|
|
}
|
|
return (0);
|
|
}
|
|
|
|
conselect(dev_t dev, int rw, struct proc *p)
|
|
{
|
|
long len;
|
|
unsigned char buf[8];
|
|
|
|
if (minor(dev) >= NCON) return ENODEV;
|
|
return (ttselect(dev, rw, p));
|
|
}
|
|
|
|
conintr(register int unit, int data)
|
|
{
|
|
/* Jeez. Should this be doing more? -XXX */
|
|
if (unit >= NCON)
|
|
return 0;
|
|
if ((maccon_tty[unit]->t_state & TS_ISOPEN) != 0)
|
|
(*linesw[maccon_tty[unit]->t_line].l_rint)(data, maccon_tty[unit]);
|
|
return 1;
|
|
}
|
|
|
|
ser_intr(struct my_frame *fp)
|
|
{
|
|
/* This function is called by locore.s on a level 4 interrupt. */
|
|
|
|
int reg0, ch, s;
|
|
unsigned char c;
|
|
char str[20];
|
|
|
|
if(!serial_boot_echo)
|
|
return(serintr());
|
|
|
|
while(*sccaddr & SER_R0_RXREADY)
|
|
{
|
|
ch = *(sccaddr+4);
|
|
*sccaddr = SER_W0_RSTESINTS; /* Reset external/status interrupt */
|
|
conintr(0, ch);
|
|
}
|
|
reg0 = *sccaddr; /* Get status */
|
|
if(reg0 & SER_R0_TXUNDERRUN)
|
|
{
|
|
*sccaddr = SER_W0_RSTTXUNDERRUN;
|
|
*sccaddr = SER_W0_RSTESINTS;
|
|
/* macconputchar(0, (int)'!'); */
|
|
}
|
|
if(reg0 & SER_R0_TXREADY)
|
|
{
|
|
/* sprintf(str,"<%d>",outlen);
|
|
puts(vtnum, str); */
|
|
write_ack = 0;
|
|
*sccaddr = SER_W0_RSTTXPND;
|
|
*sccaddr = SER_W0_RSTIUS; /* Reset highest interrupt pending */
|
|
if (outlen > 0)
|
|
{
|
|
c = outbuf[outtail];
|
|
outtail = (outtail + 1) % OUTBUFLEN;
|
|
s = splhigh();
|
|
*(sccaddr+4) = c;
|
|
write_ack = 1;
|
|
outlen--;
|
|
splx(s);
|
|
}
|
|
}
|
|
return(1);
|
|
}
|
|
|
|
/* Routines to link with cons.c of standalone stuff */
|
|
|
|
static unsigned char ser_init_str[]={
|
|
9,0x64,
|
|
10,0,
|
|
11,0x50,
|
|
4,0x44,
|
|
3,0xc0,
|
|
5,0xea,
|
|
14,0x83,
|
|
15,0,
|
|
12,0x04,
|
|
13,0,
|
|
1,0xa,
|
|
0,0x10,
|
|
0,0x20,
|
|
};
|
|
|
|
macprobe(struct consdev *cp)
|
|
{
|
|
int maj, unit;
|
|
/*
|
|
* macprobe(): This function returns a priority to tell the console
|
|
* init function cninit() whether it is functional or not. In the
|
|
* standalone this is all we must do, but I think that in the kernel
|
|
* we must also fill in the rest of the *cp structure, especially
|
|
* the tty pointer. It should also set the cn_dev field. I don't
|
|
* exactly know how this function should pick a number, but 0 seems
|
|
* just fine to me.
|
|
*/
|
|
|
|
/* locate the major number */
|
|
for (maj = 0; maj < nchrdev; maj++)
|
|
if (cdevsw[maj].d_open == conopen)
|
|
break;
|
|
|
|
/* BARF -- what happens if maj == nchrdev? */
|
|
if (maj == nchrdev)
|
|
return;
|
|
|
|
cdevsw[maj].d_ttys = maccon_tty;
|
|
|
|
/* double BARF panic -- I guess we can assume 0 */
|
|
unit = 0;
|
|
|
|
/* initialize required fields */
|
|
cp->cn_dev = makedev(maj, unit);
|
|
cp->cn_tp = NULL; /* Was maccon_tty[unit] but this isn't allocated yet. */
|
|
/* Hopefully we don't need the tty structure until the */
|
|
/* open routine is called after VM is setup. */
|
|
cp->cn_pri = CN_INTERNAL;
|
|
}
|
|
|
|
macinit(struct consdev *cntab)
|
|
{
|
|
unsigned char *chr;
|
|
static int alreadyinit = 0; /* is this necessary? */
|
|
|
|
if (alreadyinit) return;
|
|
alreadyinit = 1;
|
|
|
|
conattach(NCON);
|
|
|
|
if (serial_boot_echo) {
|
|
chr = ser_init_str;
|
|
|
|
while (chr < ser_init_str + sizeof(ser_init_str))
|
|
{
|
|
*sccaddr = *chr++;
|
|
*sccaddr = *chr++;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int cons_saved=0;
|
|
static char cons_save;
|
|
|
|
extern unsigned char keyboard[128][3];
|
|
|
|
int mactestkey(unsigned char key)
|
|
{
|
|
/* Naturally we assume that this array is initialized to zero: */
|
|
/* Which is fine since UNIX stupidly zeros the bss. Thanks, UCB.. -XXX */
|
|
static unsigned char keydown[128];
|
|
|
|
if (key != 255)
|
|
{
|
|
if (key & 0x80)
|
|
keydown[key & 0x7F] = 0;
|
|
else
|
|
{
|
|
keydown[key] = 1;
|
|
if (keyboard[key][0] != 0)
|
|
{
|
|
if (keydown[0x36]) /* CTRL */
|
|
return(keyboard[key][2]);
|
|
else if (keydown[0x38]) /* SHIFT */
|
|
return(keyboard[key][1]);
|
|
else
|
|
return(keyboard[key][0]);
|
|
}
|
|
}
|
|
}
|
|
return(-1);
|
|
}
|
|
|
|
macgetchar()
|
|
{
|
|
unsigned char buf[8];
|
|
int length, key;
|
|
|
|
/* Brad's ADB keyboard reader goes here. */
|
|
if(cons_saved){
|
|
cons_saved = 0;
|
|
return(cons_save);
|
|
}
|
|
|
|
return(-1);
|
|
}
|
|
|
|
enable_interrupt_console()
|
|
{
|
|
intr_enabled = 1;
|
|
}
|
|
|
|
void
|
|
con_intr(caddr_t unused) /* One arg here we could use */
|
|
{
|
|
int s;
|
|
char str[20], *ss;
|
|
|
|
if (conlen > 0)
|
|
{
|
|
s = splconsole();
|
|
erasecursor(0);
|
|
while (conlen > 0)
|
|
{
|
|
writechar(0, (char)conbuf[contail]);
|
|
contail = (contail + 1) % CONBUFLEN;
|
|
conlen--;
|
|
}
|
|
drawcursor(0); /* <-- Fix vtnum */
|
|
splx(s);
|
|
}
|
|
do_conintr = 0;
|
|
}
|
|
|
|
void
|
|
macconputchar(int vtnum, u_char c)
|
|
{
|
|
int s;
|
|
|
|
if (0 && intr_enabled) /* Disable for now because of vt */
|
|
{
|
|
/* Put character in queue: */
|
|
while (conlen == CONBUFLEN) /* Wait if buffer full */
|
|
/* DO NOTHING */;
|
|
conbuf[conhead] = c;
|
|
conhead = (conhead + 1) % CONBUFLEN;
|
|
s = splconsole();
|
|
conlen++; /* Must be exclusive access to "conlen" */
|
|
splx(s);
|
|
|
|
/* Schedule the interrupt: */
|
|
if (!do_conintr)
|
|
{
|
|
do_conintr = 1;
|
|
timeout(con_intr, 0, 1);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* This should be atomic because interrupt could want to
|
|
display something: */
|
|
|
|
s = splconsole();
|
|
erasecursor(vtnum);
|
|
writechar(vtnum, (char)c);
|
|
drawcursor(vtnum);
|
|
splx(s);
|
|
}
|
|
|
|
}
|
|
|
|
macserputchar(unsigned char c)
|
|
{
|
|
int delay, s;
|
|
|
|
#if 0
|
|
delay = 100000;
|
|
while (outlen == OUTBUFLEN && delay--) /* Wait if buffer full */
|
|
/* DO NOTHING */;
|
|
if (outlen < OUTBUFLEN)
|
|
{
|
|
outbuf[outhead] = c;
|
|
outhead = (outhead + 1) % OUTBUFLEN;
|
|
s = splhigh();
|
|
outlen++; /* Must be exclusive access to "outlen" */
|
|
splx(s);
|
|
}
|
|
|
|
/* If delay == 0, then we timed out and output next character: */
|
|
if (write_ack == 0 || delay == 0) /* If nothing pending */
|
|
{
|
|
c = outbuf[outtail];
|
|
outtail = (outtail + 1) % OUTBUFLEN;
|
|
s = splhigh(); /* Don't want interrupt after write: */
|
|
*(sccaddr+4) = c;
|
|
write_ack = 1;
|
|
outlen--;
|
|
splx(s);
|
|
}
|
|
#endif
|
|
|
|
/* What was there and working before: */
|
|
for(delay = 1; delay < 3000 && write_ack == 0; delay++);
|
|
write_ack = 0;
|
|
*(sccaddr+4) = c;
|
|
}
|
|
|
|
void
|
|
macputchar(dev_t dev, u_char c)
|
|
{
|
|
if (serial_boot_echo && minor(dev) == 0)
|
|
macserputchar((unsigned char)c);
|
|
restoresb(); /* Try to take this line out */
|
|
macconputchar(minor(dev), c);
|
|
}
|