3111 lines
77 KiB
C
3111 lines
77 KiB
C
/*-
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* Copyright (c) 1992-1995 Søren Schmidt
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* Copyright (c) 1990 The Regents of the University of California.
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* 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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* William Jolitz and Don Ahn.
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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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* in this position and unchanged.
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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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* $Id: syscons.c,v 1.89 1995/01/12 11:42:44 sos Exp $
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*/
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#include "sc.h"
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#if NSC > 0
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#include <sys/param.h>
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#include <sys/systm.h>
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#include <sys/conf.h>
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#include <sys/ioctl.h>
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#include <sys/proc.h>
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#include <sys/user.h>
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#include <sys/tty.h>
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#include <sys/uio.h>
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#include <sys/callout.h>
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#include <sys/kernel.h>
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#include <sys/syslog.h>
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#include <sys/errno.h>
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#include <sys/malloc.h>
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#include <sys/devconf.h>
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#include <machine/clock.h>
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#include <machine/console.h>
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#include <machine/psl.h>
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#include <machine/frame.h>
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#include <machine/pc/display.h>
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#include <i386/isa/isa.h>
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#include <i386/isa/isa_device.h>
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#include <i386/isa/timerreg.h>
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#include <i386/isa/kbdtables.h>
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#include <i386/i386/cons.h>
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#if !defined(MAXCONS)
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#define MAXCONS 12
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#endif
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/* this may break on older VGA's but is usefull on real 32 bit systems */
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#define bcopyw bcopy
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#if defined(HARDFONTS)
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#include <i386/isa/iso8859.font>
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#endif
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/* vm things */
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#define ISMAPPED(pa, width) \
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(((pa) <= (u_long)0x1000 - (width)) \
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|| ((pa) >= 0xa0000 && (pa) <= 0x100000 - (width)))
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#define pa_to_va(pa) (KERNBASE + (pa)) /* works if ISMAPPED(pa...) */
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/* status flags */
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#define LOCK_KEY_MASK 0x0000F
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#define LED_MASK 0x00007
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#define UNKNOWN_MODE 0x00010
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#define KBD_RAW_MODE 0x00020
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#define SWITCH_WAIT_REL 0x00040
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#define SWITCH_WAIT_ACQ 0x00080
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#define BUFFER_SAVED 0x00100
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/* configuration flags */
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#define BLINK_CURSOR 0x00001
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#define VISUAL_BELL 0x00002
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/* video hardware memory addresses */
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#define VIDEOMEM 0x000A0000
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/* misc defines */
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#define MAX_ESC_PAR 5
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#define LOAD 1
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#define SAVE 0
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#define COL 80
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#define ROW 25
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#define BELL_DURATION 5
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#define BELL_PITCH 800
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#define TIMER_FREQ 1193182 /* should be in isa.h */
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#define CONSOLE_BUFSIZE 1024
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#define PCBURST 128
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#define FONT_8_LOADED 0x001
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#define FONT_14_LOADED 0x002
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#define FONT_16_LOADED 0x004
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#define HISTORY_SIZE 100*80
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/* defines related to hardware addresses */
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#define MONO_BASE 0x3B4 /* crt controller base mono */
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#define COLOR_BASE 0x3D4 /* crt controller base color */
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#define MISC 0x3C2 /* misc output register */
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#define ATC IO_VGA+0x00 /* attribute controller */
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#define TSIDX IO_VGA+0x04 /* timing sequencer idx */
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#define TSREG IO_VGA+0x05 /* timing sequencer data */
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#define PIXMASK IO_VGA+0x06 /* pixel write mask */
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#define PALRADR IO_VGA+0x07 /* palette read address */
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#define PALWADR IO_VGA+0x08 /* palette write address */
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#define PALDATA IO_VGA+0x09 /* palette data register */
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#define GDCIDX IO_VGA+0x0E /* graph data controller idx */
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#define GDCREG IO_VGA+0x0F /* graph data controller data */
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/* special characters */
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#define cntlc 0x03
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#define cntld 0x04
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#define bs 0x08
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#define lf 0x0a
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#define cr 0x0d
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#define del 0x7f
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typedef struct term_stat {
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int esc; /* processing escape sequence */
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int num_param; /* # of parameters to ESC */
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int last_param; /* last parameter # */
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int param[MAX_ESC_PAR]; /* contains ESC parameters */
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int cur_attr; /* current attributes */
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int std_attr; /* normal attributes */
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int rev_attr; /* reverse attributes */
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} term_stat;
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typedef struct scr_stat {
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u_short *crt_base; /* address of screen memory */
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u_short *scr_buf; /* buffer when off screen */
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u_short *crtat; /* cursor address */
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int xpos; /* current X position */
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int ypos; /* current Y position */
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int xsize; /* X size */
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int ysize; /* Y size */
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term_stat term; /* terminal emulation stuff */
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char cursor_start; /* cursor start line # */
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char cursor_end; /* cursor end line # */
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char cursor_protect; /* protect cursor */
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u_short cursor_saveunder; /* saved char under cursor */
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u_char border; /* border color */
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u_short bell_duration;
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u_short bell_pitch;
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u_short status; /* status (bitfield) */
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u_short mode; /* mode */
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pid_t pid; /* pid of controlling proc */
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struct proc *proc; /* proc* of controlling proc */
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struct vt_mode smode; /* switch mode */
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u_short history[HISTORY_SIZE];
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u_short *history_head;
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u_short *history_pos;
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} scr_stat;
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typedef struct default_attr {
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int std_attr; /* normal attributes */
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int rev_attr; /* reverse attributes */
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} default_attr;
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static default_attr user_default = {
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(FG_LIGHTGREY | BG_BLACK) << 8,
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(FG_BLACK | BG_LIGHTGREY) << 8
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};
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static default_attr kernel_default = {
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(FG_WHITE | BG_BLACK) << 8,
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(FG_BLACK | BG_LIGHTGREY) << 8
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};
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static scr_stat main_console;
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static scr_stat *console[MAXCONS];
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static scr_stat *cur_console;
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static scr_stat *new_scp, *old_scp;
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static term_stat kernel_console;
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static default_attr *current_default;
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/* SOS
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static int console_buffer_count;
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static char console_buffer[CONSOLE_BUFSIZE];
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*/
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static char switch_in_progress = 0;
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static char blink_in_progress = 0;
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static char write_in_progress = 0;
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static char polling = 0;
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static u_short *crtat = 0;
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static u_int crtc_addr = MONO_BASE;
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static char crtc_vga = 0;
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static u_char shfts = 0, ctls = 0, alts = 0, agrs = 0, metas = 0;
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static u_char nlkcnt = 0, clkcnt = 0, slkcnt = 0, alkcnt = 0;
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static char *font_8 = NULL, *font_14 = NULL, *font_16 = NULL;
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static int fonts_loaded = 0;
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static char palette[3*256];
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static const u_int n_fkey_tab = sizeof(fkey_tab) / sizeof(*fkey_tab);
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#if ASYNCH
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static u_char kbd_reply = 0;
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#endif
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static int delayed_next_scr;
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#if 0 /* SOS */
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static char saved_console = -1; /* saved console number */
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#endif
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static int configuration = 0; /* current setup */
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static long scrn_blank_time = 0; /* screen saver timeout value */
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static int scrn_blanked = 0; /* screen saver active flag */
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static int scrn_saver = 0; /* screen saver routine */
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static long scrn_time_stamp;
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static u_char scr_map[256];
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static char *video_mode_ptr = NULL;
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/* function prototypes */
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int pcprobe(struct isa_device *dev);
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int pcattach(struct isa_device *dev);
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int pcopen(dev_t dev, int flag, int mode, struct proc *p);
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int pcclose(dev_t dev, int flag, int mode, struct proc *p);
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int pcread(dev_t dev, struct uio *uio, int flag);
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int pcwrite(dev_t dev, struct uio *uio, int flag);
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int pcparam(struct tty *tp, struct termios *t);
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int pcioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p);
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void pcxint(dev_t dev);
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void pcstart(struct tty *tp);
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void pccnprobe(struct consdev *cp);
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void pccninit(struct consdev *cp);
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void pccnputc(dev_t dev, char c);
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int pccngetc(dev_t dev);
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int pccncheckc(dev_t dev);
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void scintr(int unit);
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int pcmmap(dev_t dev, int offset, int nprot);
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int getchar(void);
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static void scinit(void);
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static void scput(u_char c);
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static u_int scgetc(int noblock);
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static struct tty *get_tty_ptr(dev_t dev);
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static scr_stat *get_scr_stat(dev_t dev);
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static scr_stat *alloc_scp();
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static void init_scp(scr_stat *scp);
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static int get_scr_num();
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static void cursor_shape(int start, int end);
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static void get_cursor_shape(int *start, int *end);
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static void scrn_timer();
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static void clear_screen(scr_stat *scp);
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static int switch_scr(scr_stat *scp, u_int next_scr);
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static void exchange_scr(void);
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static void move_crsr(scr_stat *scp, int x, int y);
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static void scan_esc(scr_stat *scp, u_char c);
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static void undraw_cursor(scr_stat *scp);
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static void draw_cursor(scr_stat *scp);
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static void ansi_put(scr_stat *scp, u_char c);
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static u_char *get_fstr(u_int c, u_int *len);
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static void update_leds(int which);
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static void kbd_wait(void);
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static void kbd_cmd(u_char command);
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static void set_mode(scr_stat *scp);
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static void set_border(int color);
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static void set_vgaregs(char *modetable);
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static void copy_font(int direction, int segment, int size, char* font);
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static void save_palette(void);
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static void load_palette(void);
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static void do_bell(scr_stat *scp, int pitch, int duration);
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static void blink_screen(scr_stat *scp);
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/* available screen savers */
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static void none_saver(int test);
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static void blank_saver(int test);
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static void fade_saver(int test);
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static void star_saver(int test);
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static void snake_saver(int test);
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static void green_saver(int test);
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static const struct {
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char *name;
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void (*routine)();
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} screen_savers[] = {
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{ "none", none_saver }, /* 0 */
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{ "blank", blank_saver }, /* 1 */
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{ "fade", fade_saver }, /* 2 */
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{ "star", star_saver }, /* 3 */
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{ "snake", snake_saver }, /* 4 */
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{ "green", green_saver }, /* 5 */
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};
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#define SCRN_SAVER(arg) (*screen_savers[scrn_saver].routine)(arg)
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#define NUM_SCRN_SAVERS (sizeof(screen_savers) / sizeof(screen_savers[0]))
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/* OS specific stuff */
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#if 0
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#define VIRTUAL_TTY(x) (pccons[x] = ttymalloc(pccons[x]))
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struct tty *pccons[MAXCONS];
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#else
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#define VIRTUAL_TTY(x) &pccons[x]
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struct tty pccons[MAXCONS];
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int npccons = MAXCONS;
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#endif
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#define MONO_BUF pa_to_va(0xB0000)
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#define CGA_BUF pa_to_va(0xB8000)
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u_short *Crtat = (u_short *)MONO_BUF;
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/*void consinit(void) {scinit();} SOS */
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struct isa_driver scdriver = {
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pcprobe, pcattach, "sc", 1
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};
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int
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pcprobe(struct isa_device *dev)
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{
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int i, retries = 5;
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unsigned char val;
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/* Enable interrupts and keyboard controller */
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kbd_wait();
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outb(KB_STAT, KB_WRITE);
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kbd_wait();
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outb(KB_DATA, KB_MODE);
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/* flush any noise in the buffer */
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while (inb(KB_STAT) & KB_BUF_FULL) {
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DELAY(10);
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(void) inb(KB_DATA);
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}
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/* Reset keyboard hardware */
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while (retries--) {
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kbd_wait();
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outb(KB_DATA, KB_RESET);
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for (i=0; i<100000; i++) {
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DELAY(10);
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val = inb(KB_DATA);
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if (val == KB_ACK || val == KB_ECHO)
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goto gotres;
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if (val == KB_RESEND)
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break;
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}
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}
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gotres:
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if (!retries)
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printf("scprobe: keyboard won't accept RESET command\n");
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else {
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gotack:
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DELAY(10);
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while ((inb(KB_STAT) & KB_BUF_FULL) == 0) DELAY(10);
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DELAY(10);
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val = inb(KB_DATA);
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if (val == KB_ACK)
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goto gotack;
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if (val != KB_RESET_DONE)
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printf("scprobe: keyboard RESET failed %02x\n", val);
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}
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#ifdef XT_KEYBOARD
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kbd_wait();
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outb(KB_DATA, 0xF0);
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kbd_wait();
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outb(KB_DATA, 1)
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kbd_wait();
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#endif /* XT_KEYBOARD */
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return (IO_KBDSIZE);
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}
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static struct kern_devconf kdc_sc[NSC] = { {
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0, 0, 0, /* filled in by dev_attach */
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"sc", 0, { MDDT_ISA, 0, "tty" },
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isa_generic_externalize, 0, 0, ISA_EXTERNALLEN,
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&kdc_isa0, /* parent */
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0, /* parentdata */
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DC_UNKNOWN, /* not supported */
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"Graphics console"
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} };
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static inline void
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sc_registerdev(struct isa_device *id)
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{
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if(id->id_unit)
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kdc_sc[id->id_unit] = kdc_sc[0];
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kdc_sc[id->id_unit].kdc_unit = id->id_unit;
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kdc_sc[id->id_unit].kdc_isa = id;
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dev_attach(&kdc_sc[id->id_unit]);
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}
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int
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pcattach(struct isa_device *dev)
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{
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if (crtat == 0)
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scinit();
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configuration = dev->id_flags;
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printf("sc%d: ", dev->id_unit);
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if (crtc_vga)
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if (crtc_addr == MONO_BASE)
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printf("VGA mono");
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else
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printf("VGA color");
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else
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if (crtc_addr == MONO_BASE)
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printf("MDA/hercules");
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else
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printf("CGA/EGA");
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if (MAXCONS > 1)
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printf(" <%d virtual consoles, flags=%x>\n",
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MAXCONS, configuration);
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else
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printf("\n");
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console[0]->scr_buf =
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(u_short *)malloc(console[0]->xsize * console[0]->ysize *
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sizeof(u_short), M_DEVBUF, M_NOWAIT);
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if (crtc_vga) {
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#if defined(HARDFONTS)
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font_8 = font_8x8;
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font_14 = font_8x14;
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font_16 = font_8x16;
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fonts_loaded = FONT_8_LOADED|FONT_14_LOADED|FONT_16_LOADED;
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copy_font(LOAD, 1, 8, font_8);
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copy_font(LOAD, 2, 14, font_14);
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copy_font(LOAD, 0, 16, font_16);
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#else
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font_8 = (char *)malloc(8*256, M_DEVBUF, M_NOWAIT);
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font_14 = (char *)malloc(14*256, M_DEVBUF, M_NOWAIT);
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font_16 = (char *)malloc(16*256, M_DEVBUF, M_NOWAIT);
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copy_font(SAVE, 0, 16, font_16);
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fonts_loaded = FONT_16_LOADED;
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#endif
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save_palette();
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}
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/* get screensaver going */
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scrn_timer();
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update_leds(console[0]->status);
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sc_registerdev(dev);
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return 0;
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}
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static struct tty
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*get_tty_ptr(dev_t dev)
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{
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int unit = minor(dev);
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|
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if (unit > MAXCONS)
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return(NULL);
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return(VIRTUAL_TTY(unit));
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}
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|
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static scr_stat
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*get_scr_stat(dev_t dev)
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{
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int unit = minor(dev);
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if (unit > MAXCONS)
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return(NULL);
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return(console[unit]);
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}
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static int
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get_scr_num()
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{
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int i = 0;
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while ((i < MAXCONS) && (cur_console != console[i])) i++;
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return i < MAXCONS ? i : 0;
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}
|
|
|
|
int
|
|
pcopen(dev_t dev, int flag, int mode, struct proc *p)
|
|
{
|
|
struct tty *tp = get_tty_ptr(dev);
|
|
|
|
if (!tp)
|
|
return(ENXIO);
|
|
|
|
tp->t_oproc = pcstart;
|
|
tp->t_param = pcparam;
|
|
tp->t_dev = dev;
|
|
if (!(tp->t_state & TS_ISOPEN)) {
|
|
ttychars(tp);
|
|
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;
|
|
pcparam(tp, &tp->t_termios);
|
|
ttsetwater(tp);
|
|
} else if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0)
|
|
return(EBUSY);
|
|
tp->t_state |= TS_CARR_ON;
|
|
tp->t_cflag |= CLOCAL;
|
|
if (!console[minor(dev)])
|
|
console[minor(dev)] = alloc_scp();
|
|
return((*linesw[tp->t_line].l_open)(dev, tp));
|
|
}
|
|
|
|
int
|
|
pcclose(dev_t dev, int flag, int mode, struct proc *p)
|
|
{
|
|
struct tty *tp = get_tty_ptr(dev);
|
|
struct scr_stat *scp;
|
|
|
|
if (!tp)
|
|
return(ENXIO);
|
|
scp = get_scr_stat(tp->t_dev);
|
|
if (scp->status & SWITCH_WAIT_ACQ)
|
|
wakeup((caddr_t)&scp->smode);
|
|
scp->pid = 0;
|
|
scp->proc = NULL;
|
|
scp->smode.mode = VT_AUTO;
|
|
/* free scp SOS */
|
|
(*linesw[tp->t_line].l_close)(tp, flag);
|
|
ttyclose(tp);
|
|
return(0);
|
|
}
|
|
|
|
int
|
|
pcread(dev_t dev, struct uio *uio, int flag)
|
|
{
|
|
struct tty *tp = get_tty_ptr(dev);
|
|
|
|
if (!tp)
|
|
return(ENXIO);
|
|
return((*linesw[tp->t_line].l_read)(tp, uio, flag));
|
|
}
|
|
|
|
int
|
|
pcwrite(dev_t dev, struct uio *uio, int flag)
|
|
{
|
|
struct tty *tp = get_tty_ptr(dev);
|
|
|
|
if (!tp)
|
|
return(ENXIO);
|
|
return((*linesw[tp->t_line].l_write)(tp, uio, flag));
|
|
}
|
|
|
|
void
|
|
scintr(int unit)
|
|
{
|
|
static struct tty *cur_tty;
|
|
int c, len;
|
|
u_char *cp;
|
|
|
|
/* make screensaver happy */
|
|
scrn_time_stamp = time.tv_sec;
|
|
if (scrn_blanked)
|
|
SCRN_SAVER(0);
|
|
|
|
c = scgetc(1);
|
|
|
|
cur_tty = VIRTUAL_TTY(get_scr_num());
|
|
|
|
if (!(cur_tty->t_state & TS_ISOPEN) || polling)
|
|
return;
|
|
|
|
switch (c & 0xff00) {
|
|
case 0x0000: /* normal key */
|
|
(*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty);
|
|
break;
|
|
case NOKEY: /* nothing there */
|
|
break;
|
|
case FKEY: /* function key, return string */
|
|
if (cp = get_fstr((u_int)c, (u_int *)&len)) {
|
|
while (len-- > 0)
|
|
(*linesw[cur_tty->t_line].l_rint)
|
|
(*cp++ & 0xFF, cur_tty);
|
|
}
|
|
break;
|
|
case MKEY: /* meta is active, prepend ESC */
|
|
(*linesw[cur_tty->t_line].l_rint)(0x1b, cur_tty);
|
|
(*linesw[cur_tty->t_line].l_rint)(c & 0xFF, cur_tty);
|
|
break;
|
|
}
|
|
}
|
|
|
|
int
|
|
pcparam(struct tty *tp, struct termios *t)
|
|
{
|
|
int cflag = t->c_cflag;
|
|
|
|
/* and copy to tty */
|
|
tp->t_ispeed = t->c_ispeed;
|
|
tp->t_ospeed = t->c_ospeed;
|
|
tp->t_cflag = cflag;
|
|
return 0;
|
|
}
|
|
|
|
int
|
|
pcioctl(dev_t dev, int cmd, caddr_t data, int flag, struct proc *p)
|
|
{
|
|
int i, error;
|
|
struct tty *tp;
|
|
struct trapframe *fp;
|
|
scr_stat *scp;
|
|
|
|
tp = get_tty_ptr(dev);
|
|
if (!tp)
|
|
return ENXIO;
|
|
scp = get_scr_stat(tp->t_dev);
|
|
|
|
switch (cmd) { /* process console hardware related ioctl's */
|
|
|
|
case GIO_ATTR: /* get current attributes */
|
|
*(int*)data = scp->term.cur_attr;
|
|
return 0;
|
|
|
|
case GIO_COLOR: /* is this a color console ? */
|
|
if (crtc_addr == COLOR_BASE)
|
|
*(int*)data = 1;
|
|
else
|
|
*(int*)data = 0;
|
|
return 0;
|
|
|
|
case CONS_CURRENT: /* get current adapter type */
|
|
if (crtc_vga)
|
|
*(int*)data = KD_VGA;
|
|
else
|
|
if (crtc_addr == MONO_BASE)
|
|
*(int*)data = KD_MONO;
|
|
else
|
|
*(int*)data = KD_CGA;
|
|
return 0;
|
|
|
|
case CONS_GET: /* get current video mode */
|
|
*(int*)data = scp->mode;
|
|
return 0;
|
|
|
|
case CONS_BLANKTIME: /* set screen saver timeout (0 = no saver) */
|
|
scrn_blank_time = *(int*)data;
|
|
return 0;
|
|
|
|
#define SAVER(p) ((ssaver_t *)(p))
|
|
case CONS_SSAVER: /* set screen saver */
|
|
if (SAVER(data)->num < 0
|
|
|| SAVER(data)->num >= NUM_SCRN_SAVERS)
|
|
return EIO;
|
|
SCRN_SAVER(0);
|
|
scrn_saver = SAVER(data)->num;
|
|
scrn_blank_time = SAVER(data)->time;
|
|
return 0;
|
|
|
|
case CONS_GSAVER: /* get screen saver info */
|
|
if (SAVER(data)->num < 0)
|
|
SAVER(data)->num = scrn_saver;
|
|
else if (SAVER(data)->num >= NUM_SCRN_SAVERS)
|
|
return EIO;
|
|
SAVER(data)->time = scrn_blank_time;
|
|
strcpy(SAVER(data)->name, screen_savers[SAVER(data)->num].name);
|
|
return 0;
|
|
|
|
case CONS_CURSORTYPE: /* set cursor type blink/noblink */
|
|
if (*data)
|
|
configuration |= BLINK_CURSOR;
|
|
else
|
|
configuration &= ~BLINK_CURSOR;
|
|
return 0;
|
|
|
|
case CONS_BELLTYPE: /* set bell type sound/visual */
|
|
if (*data)
|
|
configuration |= VISUAL_BELL;
|
|
else
|
|
configuration &= ~VISUAL_BELL;
|
|
return 0;
|
|
|
|
case CONS_GETINFO: /* get current (virtual) console info */
|
|
{
|
|
vid_info_t *ptr = (vid_info_t*)data;
|
|
if (ptr->size == sizeof(struct vid_info)) {
|
|
ptr->m_num = get_scr_num();
|
|
ptr->mv_col = scp->xpos;
|
|
ptr->mv_row = scp->ypos;
|
|
ptr->mv_csz = scp->xsize;
|
|
ptr->mv_rsz = scp->ysize;
|
|
ptr->mv_norm.fore = (scp->term.std_attr & 0x0f00)>>8;
|
|
ptr->mv_norm.back = (scp->term.std_attr & 0xf000)>>12;
|
|
ptr->mv_rev.fore = (scp->term.rev_attr & 0x0f00)>>8;
|
|
ptr->mv_rev.back = (scp->term.rev_attr & 0xf000)>>12;
|
|
ptr->mv_grfc.fore = 0; /* not supported */
|
|
ptr->mv_grfc.back = 0; /* not supported */
|
|
ptr->mv_ovscan = scp->border;
|
|
ptr->mk_keylock = scp->status & LOCK_KEY_MASK;
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
}
|
|
|
|
case CONS_GETVERS: /* get version number */
|
|
*(int*)data = 0x200; /* version 2.0 */
|
|
return 0;
|
|
|
|
case SW_VGA_C40x25: case SW_VGA_C80x25: /* VGA TEXT MODES */
|
|
case SW_VGA_M80x25:
|
|
case SW_VGA_C80x30: case SW_VGA_M80x30:
|
|
case SW_VGA_C80x50: case SW_VGA_M80x50:
|
|
case SW_VGA_C80x60: case SW_VGA_M80x60:
|
|
case SW_B40x25: case SW_C40x25:
|
|
case SW_B80x25: case SW_C80x25:
|
|
case SW_ENH_B40x25: case SW_ENH_C40x25:
|
|
case SW_ENH_B80x25: case SW_ENH_C80x25:
|
|
case SW_ENH_B80x43: case SW_ENH_C80x43:
|
|
|
|
if (!crtc_vga || video_mode_ptr == NULL)
|
|
return ENXIO;
|
|
switch (cmd & 0xff) {
|
|
case M_VGA_C80x60: case M_VGA_M80x60:
|
|
if (!(fonts_loaded & FONT_8_LOADED))
|
|
return EINVAL;
|
|
scp->xsize = 80;
|
|
scp->ysize = 60;
|
|
break;
|
|
case M_VGA_C80x50: case M_VGA_M80x50:
|
|
if (!(fonts_loaded & FONT_8_LOADED))
|
|
return EINVAL;
|
|
scp->xsize = 80;
|
|
scp->ysize = 50;
|
|
break;
|
|
case M_ENH_B80x43: case M_ENH_C80x43:
|
|
if (!(fonts_loaded & FONT_8_LOADED))
|
|
return EINVAL;
|
|
scp->xsize = 80;
|
|
scp->ysize = 43;
|
|
break;
|
|
case M_VGA_C80x30: case M_VGA_M80x30:
|
|
scp->xsize = 80;
|
|
scp->ysize = 30;
|
|
break;
|
|
default:
|
|
if ((cmd & 0xff) > M_VGA_CG320)
|
|
return EINVAL;
|
|
else
|
|
scp->xsize = *(video_mode_ptr+((cmd&0xff)*64));
|
|
scp->ysize = *(video_mode_ptr+((cmd&0xff)*64)+1)+1;
|
|
break;
|
|
}
|
|
scp->mode = cmd & 0xff;
|
|
scp->status &= ~UNKNOWN_MODE; /* text mode */
|
|
free(scp->scr_buf, M_DEVBUF);
|
|
scp->scr_buf = (u_short *)malloc(scp->xsize * scp->ysize *
|
|
sizeof(u_short), M_DEVBUF, M_NOWAIT);
|
|
if (scp == cur_console)
|
|
set_mode(scp);
|
|
else
|
|
scp->crt_base = scp->scr_buf;
|
|
clear_screen(scp);
|
|
if (tp->t_winsize.ws_col != scp->xsize
|
|
|| tp->t_winsize.ws_row != scp->ysize) {
|
|
tp->t_winsize.ws_col = scp->xsize;
|
|
tp->t_winsize.ws_row = scp->ysize;
|
|
pgsignal(tp->t_pgrp, SIGWINCH, 1);
|
|
}
|
|
return 0;
|
|
|
|
/* GRAPHICS MODES */
|
|
case SW_BG320: case SW_CG320: case SW_BG640:
|
|
case SW_CG320_D: case SW_CG640_E:
|
|
case SW_CG640x350: case SW_ENH_CG640:
|
|
case SW_BG640x480: case SW_CG640x480: case SW_VGA_CG320:
|
|
|
|
if (!crtc_vga || video_mode_ptr == NULL)
|
|
return ENXIO;
|
|
scp->mode = cmd & 0xFF;
|
|
scp->status |= UNKNOWN_MODE; /* graphics mode */
|
|
scp->xsize = (*(video_mode_ptr + (scp->mode*64))) * 8;
|
|
scp->ysize = (*(video_mode_ptr + (scp->mode*64) + 1) + 1)
|
|
* (*(video_mode_ptr + (scp->mode*64) + 2));
|
|
set_mode(scp);
|
|
/* clear_graphics();*/
|
|
|
|
if (tp->t_winsize.ws_xpixel != scp->xsize
|
|
|| tp->t_winsize.ws_ypixel != scp->ysize) {
|
|
tp->t_winsize.ws_xpixel = scp->xsize;
|
|
tp->t_winsize.ws_ypixel = scp->ysize;
|
|
pgsignal(tp->t_pgrp, SIGWINCH, 1);
|
|
}
|
|
return 0;
|
|
|
|
case VT_SETMODE: /* set screen switcher mode */
|
|
bcopy(data, &scp->smode, sizeof(struct vt_mode));
|
|
if (scp->smode.mode == VT_PROCESS) {
|
|
scp->proc = p;
|
|
scp->pid = scp->proc->p_pid;
|
|
}
|
|
return 0;
|
|
|
|
case VT_GETMODE: /* get screen switcher mode */
|
|
bcopy(&scp->smode, data, sizeof(struct vt_mode));
|
|
return 0;
|
|
|
|
case VT_RELDISP: /* screen switcher ioctl */
|
|
switch(*data) {
|
|
case VT_FALSE: /* user refuses to release screen, abort */
|
|
if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) {
|
|
old_scp->status &= ~SWITCH_WAIT_REL;
|
|
switch_in_progress = 0;
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
|
|
case VT_TRUE: /* user has released screen, go on */
|
|
if (scp == old_scp && (scp->status & SWITCH_WAIT_REL)) {
|
|
scp->status &= ~SWITCH_WAIT_REL;
|
|
exchange_scr();
|
|
if (new_scp->smode.mode == VT_PROCESS) {
|
|
new_scp->status |= SWITCH_WAIT_ACQ;
|
|
psignal(new_scp->proc,
|
|
new_scp->smode.acqsig);
|
|
}
|
|
else
|
|
switch_in_progress = 0;
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
|
|
case VT_ACKACQ: /* acquire acknowledged, switch completed */
|
|
if (scp == new_scp && (scp->status & SWITCH_WAIT_ACQ)) {
|
|
scp->status &= ~SWITCH_WAIT_ACQ;
|
|
switch_in_progress = 0;
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
/* NOT REACHED */
|
|
|
|
case VT_OPENQRY: /* return free virtual console */
|
|
for (i = 0; i < MAXCONS; i++) {
|
|
tp = VIRTUAL_TTY(i);
|
|
if (!(tp->t_state & TS_ISOPEN)) {
|
|
*data = i + 1;
|
|
return 0;
|
|
}
|
|
}
|
|
return EINVAL;
|
|
|
|
case VT_ACTIVATE: /* switch to screen *data */
|
|
return switch_scr(scp, (*data) - 1);
|
|
|
|
case VT_WAITACTIVE: /* wait for switch to occur */
|
|
if (*data > MAXCONS || *data < 0)
|
|
return EINVAL;
|
|
if (minor(dev) == (*data) - 1)
|
|
return 0;
|
|
if (*data == 0) {
|
|
if (scp == cur_console)
|
|
return 0;
|
|
}
|
|
else
|
|
scp = console[(*data) - 1];
|
|
while ((error=tsleep((caddr_t)&scp->smode, PZERO|PCATCH,
|
|
"waitvt", 0)) == ERESTART) ;
|
|
return error;
|
|
|
|
case VT_GETACTIVE:
|
|
*data = get_scr_num()+1;
|
|
return 0;
|
|
|
|
case KDENABIO: /* allow io operations */
|
|
fp = (struct trapframe *)p->p_md.md_regs;
|
|
fp->tf_eflags |= PSL_IOPL;
|
|
return 0;
|
|
|
|
case KDDISABIO: /* disallow io operations (default) */
|
|
fp = (struct trapframe *)p->p_md.md_regs;
|
|
fp->tf_eflags &= ~PSL_IOPL;
|
|
return 0;
|
|
|
|
case KDSETMODE: /* set current mode of this (virtual) console */
|
|
switch (*data) {
|
|
case KD_TEXT: /* switch to TEXT (known) mode */
|
|
/* restore fonts & palette ! */
|
|
if (crtc_vga) {
|
|
if (fonts_loaded & FONT_16_LOADED)
|
|
copy_font(LOAD, 0, 16, font_16);
|
|
if (fonts_loaded & FONT_8_LOADED)
|
|
copy_font(LOAD, 1, 8, font_8);
|
|
if (fonts_loaded & FONT_14_LOADED)
|
|
copy_font(LOAD, 2, 14, font_14);
|
|
load_palette();
|
|
}
|
|
/* FALL THROUGH */
|
|
|
|
case KD_TEXT1: /* switch to TEXT (known) mode */
|
|
/* no restore fonts & palette */
|
|
scp->status &= ~UNKNOWN_MODE;
|
|
if (crtc_vga && video_mode_ptr)
|
|
set_mode(scp);
|
|
clear_screen(scp);
|
|
return 0;
|
|
|
|
case KD_GRAPHICS:/* switch to GRAPHICS (unknown) mode */
|
|
scp->status |= UNKNOWN_MODE;
|
|
return 0;
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
/* NOT REACHED */
|
|
|
|
case KDGETMODE: /* get current mode of this (virtual) console */
|
|
*data = (scp->status & UNKNOWN_MODE) ? KD_GRAPHICS : KD_TEXT;
|
|
return 0;
|
|
|
|
case KDSBORDER: /* set border color of this (virtual) console */
|
|
if (!crtc_vga)
|
|
return ENXIO;
|
|
scp->border = *data;
|
|
if (scp == cur_console)
|
|
set_border(scp->border);
|
|
return 0;
|
|
|
|
case KDSKBSTATE: /* set keyboard state (locks) */
|
|
if (*data >= 0 && *data <= LOCK_KEY_MASK) {
|
|
scp->status &= ~LOCK_KEY_MASK;
|
|
scp->status |= *data;
|
|
if (scp == cur_console)
|
|
update_leds(scp->status);
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
|
|
case KDGKBSTATE: /* get keyboard state (locks) */
|
|
*data = scp->status & LOCK_KEY_MASK;
|
|
return 0;
|
|
|
|
case KDSETRAD: /* set keyboard repeat & delay rates */
|
|
if (*data & 0x80)
|
|
return EINVAL;
|
|
i = spltty();
|
|
kbd_cmd(KB_SETRAD);
|
|
kbd_cmd(*data);
|
|
splx(i);
|
|
return 0;
|
|
|
|
case KDSKBMODE: /* set keyboard mode */
|
|
switch (*data) {
|
|
case K_RAW: /* switch to RAW scancode mode */
|
|
scp->status |= KBD_RAW_MODE;
|
|
return 0;
|
|
|
|
case K_XLATE: /* switch to XLT ascii mode */
|
|
if (scp == cur_console && scp->status == KBD_RAW_MODE)
|
|
shfts = ctls = alts = agrs = metas = 0;
|
|
scp->status &= ~KBD_RAW_MODE;
|
|
return 0;
|
|
default:
|
|
return EINVAL;
|
|
}
|
|
/* NOT REACHED */
|
|
|
|
case KDGKBMODE: /* get keyboard mode */
|
|
*data = (scp->status & KBD_RAW_MODE) ? K_RAW : K_XLATE;
|
|
return 0;
|
|
|
|
case KDMKTONE: /* sound the bell */
|
|
if (*(int*)data) {
|
|
do_bell(scp, (*(int*)data)&0xffff,
|
|
(((*(int*)data)>>16)&0xffff)*hz/1000);
|
|
}
|
|
else
|
|
do_bell(scp, scp->bell_pitch, scp->bell_duration);
|
|
return 0;
|
|
|
|
case KIOCSOUND: /* make tone (*data) hz */
|
|
if (scp == cur_console) {
|
|
if (*(int*)data) {
|
|
int pitch = TIMER_FREQ/(*(int*)data);
|
|
/* set command for counter 2, 2 byte write */
|
|
if (acquire_timer2(TIMER_16BIT|TIMER_SQWAVE)) {
|
|
return EBUSY;
|
|
}
|
|
/* set pitch */
|
|
outb(TIMER_CNTR2, pitch);
|
|
outb(TIMER_CNTR2, (pitch>>8));
|
|
/* enable counter 2 output to speaker */
|
|
outb(IO_PPI, inb(IO_PPI) | 3);
|
|
}
|
|
else {
|
|
/* disable counter 2 output to speaker */
|
|
outb(IO_PPI, inb(IO_PPI) & 0xFC);
|
|
release_timer2();
|
|
}
|
|
}
|
|
return 0;
|
|
|
|
case KDGKBTYPE: /* get keyboard type */
|
|
*data = 0; /* type not known (yet) */
|
|
return 0;
|
|
|
|
case KDSETLED: /* set keyboard LED status */
|
|
if (*data >= 0 && *data <= LED_MASK) {
|
|
scp->status &= ~LED_MASK;
|
|
scp->status |= *data;
|
|
if (scp == cur_console)
|
|
update_leds(scp->status);
|
|
return 0;
|
|
}
|
|
return EINVAL;
|
|
|
|
case KDGETLED: /* get keyboard LED status */
|
|
*data = scp->status & LED_MASK;
|
|
return 0;
|
|
|
|
case GETFKEY: /* get functionkey string */
|
|
if (*(u_short*)data < n_fkey_tab) {
|
|
fkeyarg_t *ptr = (fkeyarg_t*)data;
|
|
bcopy(&fkey_tab[ptr->keynum].str,
|
|
ptr->keydef,
|
|
fkey_tab[ptr->keynum].len);
|
|
ptr->flen = fkey_tab[ptr->keynum].len;
|
|
return 0;
|
|
}
|
|
else
|
|
return EINVAL;
|
|
|
|
case SETFKEY: /* set functionkey string */
|
|
if (*(u_short*)data < n_fkey_tab) {
|
|
fkeyarg_t *ptr = (fkeyarg_t*)data;
|
|
bcopy(ptr->keydef,
|
|
&fkey_tab[ptr->keynum].str,
|
|
min(ptr->flen, MAXFK));
|
|
fkey_tab[ptr->keynum].len = min(ptr->flen, MAXFK);
|
|
return 0;
|
|
}
|
|
else
|
|
return EINVAL;
|
|
|
|
case GIO_SCRNMAP: /* get output translation table */
|
|
bcopy(&scr_map, data, sizeof(scr_map));
|
|
return 0;
|
|
|
|
case PIO_SCRNMAP: /* set output translation table */
|
|
bcopy(data, &scr_map, sizeof(scr_map));
|
|
return 0;
|
|
|
|
case GIO_KEYMAP: /* get keyboard translation table */
|
|
bcopy(&key_map, data, sizeof(key_map));
|
|
return 0;
|
|
|
|
case PIO_KEYMAP: /* set keyboard translation table */
|
|
bcopy(data, &key_map, sizeof(key_map));
|
|
return 0;
|
|
|
|
case PIO_FONT8x8: /* set 8x8 dot font */
|
|
if (!crtc_vga)
|
|
return ENXIO;
|
|
bcopy(data, font_8, 8*256);
|
|
fonts_loaded |= FONT_8_LOADED;
|
|
copy_font(LOAD, 1, 8, font_8);
|
|
return 0;
|
|
|
|
case GIO_FONT8x8: /* get 8x8 dot font */
|
|
if (!crtc_vga)
|
|
return ENXIO;
|
|
if (fonts_loaded & FONT_8_LOADED) {
|
|
bcopy(font_8, data, 8*256);
|
|
return 0;
|
|
}
|
|
else
|
|
return ENXIO;
|
|
|
|
case PIO_FONT8x14: /* set 8x14 dot font */
|
|
if (!crtc_vga)
|
|
return ENXIO;
|
|
bcopy(data, font_14, 14*256);
|
|
fonts_loaded |= FONT_14_LOADED;
|
|
copy_font(LOAD, 2, 14, font_14);
|
|
return 0;
|
|
|
|
case GIO_FONT8x14: /* get 8x14 dot font */
|
|
if (!crtc_vga)
|
|
return ENXIO;
|
|
if (fonts_loaded & FONT_14_LOADED) {
|
|
bcopy(font_14, data, 14*256);
|
|
return 0;
|
|
}
|
|
else
|
|
return ENXIO;
|
|
|
|
case PIO_FONT8x16: /* set 8x16 dot font */
|
|
if (!crtc_vga)
|
|
return ENXIO;
|
|
bcopy(data, font_16, 16*256);
|
|
fonts_loaded |= FONT_16_LOADED;
|
|
copy_font(LOAD, 0, 16, font_16);
|
|
return 0;
|
|
|
|
case GIO_FONT8x16: /* get 8x16 dot font */
|
|
if (!crtc_vga)
|
|
return ENXIO;
|
|
if (fonts_loaded & FONT_16_LOADED) {
|
|
bcopy(font_16, data, 16*256);
|
|
return 0;
|
|
}
|
|
else
|
|
return ENXIO;
|
|
#if 0 /* this should really go away !! */
|
|
case CONSOLE_X_MODE_ON: /* just to be compatible */
|
|
if (saved_console < 0) {
|
|
saved_console = get_scr_num();
|
|
switch_scr(scp, minor(dev));
|
|
fp = (struct trapframe *)p->p_md.md_regs;
|
|
fp->tf_eflags |= PSL_IOPL;
|
|
scp->status |= UNKNOWN_MODE;
|
|
scp->status |= KBD_RAW_MODE;
|
|
return 0;
|
|
}
|
|
return EAGAIN;
|
|
|
|
case CONSOLE_X_MODE_OFF:/* just to be compatible */
|
|
fp = (struct trapframe *)p->p_md.md_regs;
|
|
fp->tf_eflags &= ~PSL_IOPL;
|
|
if (crtc_vga) {
|
|
if (fonts_loaded & FONT_16_LOADED)
|
|
copy_font(LOAD, 0, 16, font_16);
|
|
if (fonts_loaded & FONT_8_LOADED)
|
|
copy_font(LOAD, 1, 8, font_8);
|
|
if (fonts_loaded & FONT_14_LOADED)
|
|
copy_font(LOAD, 2, 14, font_14);
|
|
load_palette();
|
|
set_mode(scp);
|
|
}
|
|
scp->status &= ~UNKNOWN_MODE;
|
|
clear_screen(scp);
|
|
scp->status &= ~KBD_RAW_MODE;
|
|
switch_scr(scp, saved_console);
|
|
saved_console = -1;
|
|
return 0;
|
|
|
|
case CONSOLE_X_BELL: /* more compatibility */
|
|
/*
|
|
* if set, data is a pointer to a length 2 array of
|
|
* integers. data[0] is the pitch in Hz and data[1]
|
|
* is the duration in msec.
|
|
*/
|
|
if (data)
|
|
do_bell(scp, TIMER_FREQ/((int*)data)[0],
|
|
((int*)data)[1]*hz/1000);
|
|
else
|
|
do_bell(scp, scp->bell_pitch, scp->bell_duration);
|
|
return 0;
|
|
#endif
|
|
default:
|
|
break;
|
|
}
|
|
|
|
error = (*linesw[tp->t_line].l_ioctl)(tp, cmd, data, flag, p);
|
|
if (error >= 0)
|
|
return(error);
|
|
error = ttioctl(tp, cmd, data, flag);
|
|
if (error >= 0)
|
|
return(error);
|
|
return(ENOTTY);
|
|
}
|
|
|
|
void
|
|
pcxint(dev_t dev)
|
|
{
|
|
struct tty *tp = get_tty_ptr(dev);
|
|
|
|
if (!tp)
|
|
return;
|
|
tp->t_state &= ~TS_BUSY;
|
|
if (tp->t_line)
|
|
(*linesw[tp->t_line].l_start)(tp);
|
|
else
|
|
pcstart(tp);
|
|
}
|
|
|
|
void
|
|
pcstart(struct tty *tp)
|
|
{
|
|
struct clist *rbp;
|
|
int i, s, len;
|
|
u_char buf[PCBURST];
|
|
scr_stat *scp = get_scr_stat(tp->t_dev);
|
|
|
|
if (scp->status & SLKED)
|
|
return;
|
|
s = spltty();
|
|
if (!(tp->t_state & (TS_TIMEOUT|TS_BUSY|TS_TTSTOP))) {
|
|
tp->t_state |= TS_BUSY;
|
|
splx(s);
|
|
rbp = &tp->t_outq;
|
|
scp->cursor_protect = 1;
|
|
undraw_cursor(scp);
|
|
while (rbp->c_cc) {
|
|
len = q_to_b(rbp, buf, PCBURST);
|
|
for (i=0; i<len; i++)
|
|
if (buf[i]) ansi_put(scp, buf[i]);
|
|
}
|
|
draw_cursor(scp);
|
|
scp->cursor_protect = 0;
|
|
s = spltty();
|
|
tp->t_state &= ~TS_BUSY;
|
|
#if 0
|
|
if (rbp->c_cc) {
|
|
tp->t_state |= TS_TIMEOUT;
|
|
timeout((timeout_func_t)ttrstrt, (caddr_t)tp, 1);
|
|
}
|
|
#endif
|
|
if (rbp->c_cc <= tp->t_lowat) {
|
|
if (tp->t_state & TS_ASLEEP) {
|
|
tp->t_state &= ~TS_ASLEEP;
|
|
wakeup((caddr_t)rbp);
|
|
}
|
|
selwakeup(&tp->t_wsel);
|
|
}
|
|
}
|
|
splx(s);
|
|
}
|
|
|
|
void
|
|
pccnprobe(struct consdev *cp)
|
|
{
|
|
int maj;
|
|
|
|
/* locate the major number */
|
|
for (maj = 0; maj < nchrdev; maj++)
|
|
if ((void*)cdevsw[maj].d_open == (void*)pcopen)
|
|
break;
|
|
|
|
/* initialize required fields */
|
|
cp->cn_dev = makedev(maj, 0);
|
|
cp->cn_pri = CN_INTERNAL;
|
|
}
|
|
|
|
void
|
|
pccninit(struct consdev *cp)
|
|
{
|
|
scinit();
|
|
}
|
|
|
|
void
|
|
pccnputc(dev_t dev, char c)
|
|
{
|
|
if (c == '\n')
|
|
scput('\r');
|
|
scput(c);
|
|
}
|
|
|
|
int
|
|
pccngetc(dev_t dev)
|
|
{
|
|
int s = spltty(); /* block scintr while we poll */
|
|
int c = scgetc(0);
|
|
splx(s);
|
|
return(c);
|
|
}
|
|
|
|
int
|
|
pccncheckc(dev_t dev)
|
|
{
|
|
return (scgetc(1) & 0xff);
|
|
}
|
|
|
|
static void
|
|
none_saver(int test)
|
|
{
|
|
}
|
|
|
|
static void
|
|
fade_saver(int test)
|
|
{
|
|
static int count = 0;
|
|
int i;
|
|
|
|
if (test) {
|
|
scrn_blanked = 1;
|
|
if (count < 64) {
|
|
outb(PIXMASK, 0xFF); /* no pixelmask */
|
|
outb(PALWADR, 0x00);
|
|
outb(PALDATA, 0);
|
|
outb(PALDATA, 0);
|
|
outb(PALDATA, 0);
|
|
for (i = 3; i < 768; i++) {
|
|
if (palette[i] - count > 15)
|
|
outb(PALDATA, palette[i]-count);
|
|
else
|
|
outb(PALDATA, 15);
|
|
}
|
|
inb(crtc_addr+6); /* reset flip/flop */
|
|
outb(ATC, 0x20); /* enable palette */
|
|
count++;
|
|
}
|
|
}
|
|
else {
|
|
count = scrn_blanked = 0;
|
|
load_palette();
|
|
}
|
|
}
|
|
|
|
static void
|
|
blank_saver(int test)
|
|
{
|
|
u_char val;
|
|
if (test) {
|
|
scrn_blanked = 1;
|
|
outb(TSIDX, 0x01); val = inb(TSREG);
|
|
outb(TSIDX, 0x01); outb(TSREG, val | 0x20);
|
|
}
|
|
else {
|
|
scrn_blanked = 0;
|
|
outb(TSIDX, 0x01); val = inb(TSREG);
|
|
outb(TSIDX, 0x01); outb(TSREG, val & 0xDF);
|
|
}
|
|
}
|
|
|
|
static void
|
|
green_saver(int test)
|
|
{
|
|
u_char val;
|
|
if (test) {
|
|
scrn_blanked = 1;
|
|
outb(TSIDX, 0x01); val = inb(TSREG);
|
|
outb(TSIDX, 0x01); outb(TSREG, val | 0x20);
|
|
outb(crtc_addr, 0x17); val = inb(crtc_addr + 1);
|
|
outb(crtc_addr + 1, val & ~0x80);
|
|
}
|
|
else {
|
|
scrn_blanked = 0;
|
|
outb(TSIDX, 0x01); val = inb(TSREG);
|
|
outb(TSIDX, 0x01); outb(TSREG, val & 0xDF);
|
|
outb(crtc_addr, 0x17); val = inb(crtc_addr + 1);
|
|
outb(crtc_addr + 1, val | 0x80);
|
|
}
|
|
}
|
|
|
|
#define NUM_STARS 50
|
|
|
|
/*
|
|
* Alternate saver that got its inspiration from a well known utility
|
|
* package for an inferior^H^H^H^H^H^Hfamous OS.
|
|
*/
|
|
static void
|
|
star_saver(int test)
|
|
{
|
|
scr_stat *scp = cur_console;
|
|
int cell, i;
|
|
char pattern[] = {"...........++++*** "};
|
|
char colors[] = {FG_DARKGREY, FG_LIGHTGREY,
|
|
FG_WHITE, FG_LIGHTCYAN};
|
|
static u_short stars[NUM_STARS][2];
|
|
|
|
if (test) {
|
|
if (!scrn_blanked) {
|
|
bcopyw(Crtat, scp->scr_buf,
|
|
scp->xsize * scp->ysize * 2);
|
|
fillw((FG_LIGHTGREY|BG_BLACK)<<8 | scr_map[0x20], Crtat,
|
|
scp->xsize * scp->ysize);
|
|
set_border(0);
|
|
i = scp->ysize * scp->xsize + 5;
|
|
outb(crtc_addr, 14);
|
|
outb(crtc_addr+1, i >> 8);
|
|
outb(crtc_addr, 15);
|
|
outb(crtc_addr+1, i & 0xff);
|
|
scrn_blanked = 1;
|
|
for(i=0; i<NUM_STARS; i++) {
|
|
stars[i][0] =
|
|
random() % (scp->xsize*scp->ysize);
|
|
stars[i][1] = 0;
|
|
}
|
|
}
|
|
cell = random() % NUM_STARS;
|
|
*((u_short*)(Crtat + stars[cell][0])) =
|
|
scr_map[pattern[stars[cell][1]]] |
|
|
colors[random()%sizeof(colors)] << 8;
|
|
if ((stars[cell][1]+=(random()%4)) >= sizeof(pattern)-1) {
|
|
stars[cell][0] = random() % (scp->xsize*scp->ysize);
|
|
stars[cell][1] = 0;
|
|
}
|
|
}
|
|
else {
|
|
if (scrn_blanked) {
|
|
bcopyw(scp->scr_buf, Crtat, scp->xsize*scp->ysize*2);
|
|
set_border(scp->border);
|
|
scrn_blanked = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
snake_saver(int test)
|
|
{
|
|
const char saves[] = {"FreeBSD-2.0"};
|
|
static u_char *savs[sizeof(saves)-1];
|
|
static int dirx, diry;
|
|
int f;
|
|
scr_stat *scp = cur_console;
|
|
|
|
if (test) {
|
|
if (!scrn_blanked) {
|
|
bcopyw(Crtat, scp->scr_buf,
|
|
scp->xsize * scp->ysize * 2);
|
|
fillw((FG_LIGHTGREY|BG_BLACK)<<8 | scr_map[0x20],
|
|
Crtat, scp->xsize * scp->ysize);
|
|
set_border(0);
|
|
dirx = (scp->xpos ? 1 : -1);
|
|
diry = (scp->ypos ?
|
|
scp->xsize : -scp->xsize);
|
|
for (f=0; f< sizeof(saves)-1; f++)
|
|
savs[f] = (u_char *)Crtat + 2 *
|
|
(scp->xpos+scp->ypos*scp->xsize);
|
|
*(savs[0]) = scr_map[*saves];
|
|
f = scp->ysize * scp->xsize + 5;
|
|
outb(crtc_addr, 14);
|
|
outb(crtc_addr+1, f >> 8);
|
|
outb(crtc_addr, 15);
|
|
outb(crtc_addr+1, f & 0xff);
|
|
scrn_blanked = 1;
|
|
}
|
|
if (scrn_blanked++ < 4)
|
|
return;
|
|
scrn_blanked = 1;
|
|
*(savs[sizeof(saves)-2]) = scr_map[0x20];
|
|
for (f=sizeof(saves)-2; f > 0; f--)
|
|
savs[f] = savs[f-1];
|
|
f = (savs[0] - (u_char *)Crtat) / 2;
|
|
if ((f % scp->xsize) == 0 ||
|
|
(f % scp->xsize) == scp->xsize - 1 ||
|
|
(random() % 50) == 0)
|
|
dirx = -dirx;
|
|
if ((f / scp->xsize) == 0 ||
|
|
(f / scp->xsize) == scp->ysize - 1 ||
|
|
(random() % 20) == 0)
|
|
diry = -diry;
|
|
savs[0] += 2*dirx + 2*diry;
|
|
for (f=sizeof(saves)-2; f>=0; f--)
|
|
*(savs[f]) = scr_map[saves[f]];
|
|
}
|
|
else {
|
|
if (scrn_blanked) {
|
|
bcopyw(scp->scr_buf, Crtat,
|
|
scp->xsize * scp->ysize * 2);
|
|
set_border(scp->border);
|
|
scrn_blanked = 0;
|
|
}
|
|
}
|
|
}
|
|
|
|
static void
|
|
cursor_shape(int start, int end)
|
|
{
|
|
outb(crtc_addr, 10);
|
|
outb(crtc_addr+1, start & 0xFF);
|
|
outb(crtc_addr, 11);
|
|
outb(crtc_addr+1, end & 0xFF);
|
|
}
|
|
|
|
#if !defined(FAT_CURSOR)
|
|
static void
|
|
get_cursor_shape(int *start, int *end)
|
|
{
|
|
outb(crtc_addr, 10);
|
|
*start = inb(crtc_addr+1) & 0x1F;
|
|
outb(crtc_addr, 11);
|
|
*end = inb(crtc_addr+1) & 0x1F;
|
|
}
|
|
#endif
|
|
|
|
static void
|
|
scrn_timer()
|
|
{
|
|
timeout((timeout_func_t)scrn_timer, 0, hz/5);
|
|
if (cur_console->status & UNKNOWN_MODE)
|
|
return;
|
|
if (!cur_console->cursor_protect && configuration & BLINK_CURSOR) {
|
|
if (cur_console->cursor_saveunder)
|
|
undraw_cursor(cur_console);
|
|
else
|
|
draw_cursor(cur_console);
|
|
}
|
|
if (scrn_blank_time && (time.tv_sec > scrn_time_stamp+scrn_blank_time))
|
|
SCRN_SAVER(1);
|
|
}
|
|
|
|
static void
|
|
clear_screen(scr_stat *scp)
|
|
{
|
|
move_crsr(scp, 0, 0);
|
|
fillw(scp->term.cur_attr | scr_map[0x20], scp->crt_base,
|
|
scp->xsize * scp->ysize);
|
|
}
|
|
|
|
static int
|
|
switch_scr(scr_stat *scp, u_int next_scr)
|
|
{
|
|
if (switch_in_progress &&
|
|
(cur_console->proc != pfind(cur_console->pid)))
|
|
switch_in_progress = 0;
|
|
|
|
if (next_scr >= MAXCONS || switch_in_progress
|
|
|| (cur_console->smode.mode == VT_AUTO
|
|
&& cur_console->status & UNKNOWN_MODE)) {
|
|
do_bell(scp, BELL_PITCH, BELL_DURATION);
|
|
return EINVAL;
|
|
}
|
|
|
|
/* is the wanted virtual console open ? */
|
|
if (next_scr) {
|
|
struct tty *tp = VIRTUAL_TTY(next_scr);
|
|
if (!(tp->t_state & TS_ISOPEN)) {
|
|
do_bell(scp, BELL_PITCH, BELL_DURATION);
|
|
return EINVAL;
|
|
}
|
|
}
|
|
/* delay switch if actively updating screen */
|
|
if (write_in_progress || blink_in_progress) {
|
|
delayed_next_scr = next_scr+1;
|
|
return 0;
|
|
}
|
|
switch_in_progress = 1;
|
|
old_scp = cur_console;
|
|
new_scp = console[next_scr];
|
|
wakeup((caddr_t)&new_scp->smode);
|
|
if (new_scp == old_scp) {
|
|
switch_in_progress = 0;
|
|
return 0;
|
|
}
|
|
|
|
/* has controlling process died? */
|
|
if (old_scp->proc && (old_scp->proc != pfind(old_scp->pid)))
|
|
old_scp->smode.mode = VT_AUTO;
|
|
if (new_scp->proc && (new_scp->proc != pfind(new_scp->pid)))
|
|
new_scp->smode.mode = VT_AUTO;
|
|
|
|
/* check the modes and switch approbiatly */
|
|
if (old_scp->smode.mode == VT_PROCESS) {
|
|
old_scp->status |= SWITCH_WAIT_REL;
|
|
psignal(old_scp->proc, old_scp->smode.relsig);
|
|
}
|
|
else {
|
|
exchange_scr();
|
|
if (new_scp->smode.mode == VT_PROCESS) {
|
|
new_scp->status |= SWITCH_WAIT_ACQ;
|
|
psignal(new_scp->proc, new_scp->smode.acqsig);
|
|
}
|
|
else
|
|
switch_in_progress = 0;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static void
|
|
exchange_scr(void)
|
|
{
|
|
bcopyw(Crtat, old_scp->scr_buf, old_scp->xsize * old_scp->ysize * 2);
|
|
old_scp->crt_base = old_scp->scr_buf;
|
|
move_crsr(old_scp, old_scp->xpos, old_scp->ypos);
|
|
cur_console = new_scp;
|
|
if (old_scp->mode != new_scp->mode || (old_scp->status & UNKNOWN_MODE)){
|
|
if (crtc_vga && video_mode_ptr)
|
|
set_mode(new_scp);
|
|
}
|
|
new_scp->crt_base = Crtat;
|
|
move_crsr(new_scp, new_scp->xpos, new_scp->ypos);
|
|
bcopyw(new_scp->scr_buf, Crtat, new_scp->xsize * new_scp->ysize * 2);
|
|
update_leds(new_scp->status);
|
|
if ((old_scp->status & UNKNOWN_MODE) && crtc_vga) {
|
|
if (fonts_loaded & FONT_16_LOADED)
|
|
copy_font(LOAD, 0, 16, font_16);
|
|
if (fonts_loaded & FONT_8_LOADED)
|
|
copy_font(LOAD, 1, 8, font_8);
|
|
if (fonts_loaded & FONT_14_LOADED)
|
|
copy_font(LOAD, 2, 14, font_14);
|
|
load_palette();
|
|
}
|
|
if (old_scp->status & KBD_RAW_MODE || new_scp->status & KBD_RAW_MODE)
|
|
shfts = ctls = alts = agrs = metas = 0;
|
|
delayed_next_scr = 0;
|
|
}
|
|
|
|
static void
|
|
move_crsr(scr_stat *scp, int x, int y)
|
|
{
|
|
if (x < 0 || y < 0 || x >= scp->xsize || y >= scp->ysize)
|
|
return;
|
|
scp->xpos = x;
|
|
scp->ypos = y;
|
|
scp->crtat = scp->crt_base + scp->ypos * scp->xsize + scp->xpos;
|
|
}
|
|
|
|
static void
|
|
scan_esc(scr_stat *scp, u_char c)
|
|
{
|
|
static u_char ansi_col[16] =
|
|
{0, 4, 2, 6, 1, 5, 3, 7, 8, 12, 10, 14, 9, 13, 11, 15};
|
|
int i, n;
|
|
u_short *src, *dst, count;
|
|
|
|
if (scp->term.esc == 1) {
|
|
switch (c) {
|
|
|
|
case '[': /* Start ESC [ sequence */
|
|
scp->term.esc = 2;
|
|
scp->term.last_param = -1;
|
|
for (i = scp->term.num_param; i < MAX_ESC_PAR; i++)
|
|
scp->term.param[i] = 1;
|
|
scp->term.num_param = 0;
|
|
return;
|
|
|
|
case 'M': /* Move cursor up 1 line, scroll if at top */
|
|
if (scp->ypos > 0)
|
|
move_crsr(scp, scp->xpos, scp->ypos - 1);
|
|
else {
|
|
bcopyw(scp->crt_base,
|
|
scp->crt_base + scp->xsize,
|
|
(scp->ysize - 1) * scp->xsize *
|
|
sizeof(u_short));
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crt_base, scp->xsize);
|
|
}
|
|
break;
|
|
#if notyet
|
|
case 'Q':
|
|
scp->term.esc = 4;
|
|
break;
|
|
#endif
|
|
case 'c': /* Clear screen & home */
|
|
clear_screen(scp);
|
|
break;
|
|
}
|
|
}
|
|
else if (scp->term.esc == 2) {
|
|
if (c >= '0' && c <= '9') {
|
|
if (scp->term.num_param < MAX_ESC_PAR) {
|
|
if (scp->term.last_param != scp->term.num_param) {
|
|
scp->term.last_param = scp->term.num_param;
|
|
scp->term.param[scp->term.num_param] = 0;
|
|
}
|
|
else
|
|
scp->term.param[scp->term.num_param] *= 10;
|
|
scp->term.param[scp->term.num_param] += c - '0';
|
|
return;
|
|
}
|
|
}
|
|
scp->term.num_param = scp->term.last_param + 1;
|
|
switch (c) {
|
|
|
|
case ';':
|
|
if (scp->term.num_param < MAX_ESC_PAR)
|
|
return;
|
|
break;
|
|
|
|
case '=':
|
|
scp->term.esc = 3;
|
|
scp->term.last_param = -1;
|
|
for (i = scp->term.num_param; i < MAX_ESC_PAR; i++)
|
|
scp->term.param[i] = 1;
|
|
scp->term.num_param = 0;
|
|
return;
|
|
|
|
case 'A': /* up n rows */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, scp->xpos, scp->ypos - n);
|
|
break;
|
|
|
|
case 'B': /* down n rows */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, scp->xpos, scp->ypos + n);
|
|
break;
|
|
|
|
case 'C': /* right n columns */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, scp->xpos + n, scp->ypos);
|
|
break;
|
|
|
|
case 'D': /* left n columns */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, scp->xpos - n, scp->ypos);
|
|
break;
|
|
|
|
case 'E': /* cursor to start of line n lines down */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, 0, scp->ypos + n);
|
|
break;
|
|
|
|
case 'F': /* cursor to start of line n lines up */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, 0, scp->ypos - n);
|
|
break;
|
|
|
|
case 'f': /* System V consoles .. */
|
|
case 'H': /* Cursor move */
|
|
if (scp->term.num_param == 0)
|
|
move_crsr(scp, 0, 0);
|
|
else if (scp->term.num_param == 2)
|
|
move_crsr(scp, scp->term.param[1] - 1,
|
|
scp->term.param[0] - 1);
|
|
break;
|
|
|
|
case 'J': /* Clear all or part of display */
|
|
if (scp->term.num_param == 0)
|
|
n = 0;
|
|
else
|
|
n = scp->term.param[0];
|
|
switch (n) {
|
|
case 0: /* clear form cursor to end of display */
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crtat, scp->crt_base +
|
|
scp->xsize * scp->ysize -
|
|
scp->crtat);
|
|
break;
|
|
case 1: /* clear from beginning of display to cursor */
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crt_base,
|
|
scp->crtat - scp->crt_base);
|
|
break;
|
|
case 2: /* clear entire display */
|
|
clear_screen(scp);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 'K': /* Clear all or part of line */
|
|
if (scp->term.num_param == 0)
|
|
n = 0;
|
|
else
|
|
n = scp->term.param[0];
|
|
switch (n) {
|
|
case 0: /* clear form cursor to end of line */
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crtat, scp->xsize - scp->xpos);
|
|
break;
|
|
case 1: /* clear from beginning of line to cursor */
|
|
fillw(scp->term.cur_attr|scr_map[0x20],
|
|
scp->crtat - (scp->xsize - scp->xpos),
|
|
(scp->xsize - scp->xpos) + 1);
|
|
break;
|
|
case 2: /* clear entire line */
|
|
fillw(scp->term.cur_attr|scr_map[0x20],
|
|
scp->crtat - (scp->xsize - scp->xpos),
|
|
scp->xsize);
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 'L': /* Insert n lines */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if (n > scp->ysize - scp->ypos)
|
|
n = scp->ysize - scp->ypos;
|
|
src = scp->crt_base + scp->ypos * scp->xsize;
|
|
dst = src + n * scp->xsize;
|
|
count = scp->ysize - (scp->ypos + n);
|
|
bcopyw(src, dst, count * scp->xsize * sizeof(u_short));
|
|
fillw(scp->term.cur_attr | scr_map[0x20], src,
|
|
n * scp->xsize);
|
|
break;
|
|
|
|
case 'M': /* Delete n lines */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if (n > scp->ysize - scp->ypos)
|
|
n = scp->ysize - scp->ypos;
|
|
dst = scp->crt_base + scp->ypos * scp->xsize;
|
|
src = dst + n * scp->xsize;
|
|
count = scp->ysize - (scp->ypos + n);
|
|
bcopyw(src, dst, count * scp->xsize * sizeof(u_short));
|
|
src = dst + count * scp->xsize;
|
|
fillw(scp->term.cur_attr | scr_map[0x20], src,
|
|
n * scp->xsize);
|
|
break;
|
|
|
|
case 'P': /* Delete n chars */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if (n > scp->xsize - scp->xpos)
|
|
n = scp->xsize - scp->xpos;
|
|
dst = scp->crtat;
|
|
src = dst + n;
|
|
count = scp->xsize - (scp->xpos + n);
|
|
bcopyw(src, dst, count * sizeof(u_short));
|
|
src = dst + count;
|
|
fillw(scp->term.cur_attr | scr_map[0x20], src, n);
|
|
break;
|
|
|
|
case '@': /* Insert n chars */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if (n > scp->xsize - scp->xpos)
|
|
n = scp->xsize - scp->xpos;
|
|
src = scp->crtat;
|
|
dst = src + n;
|
|
count = scp->xsize - (scp->xpos + n);
|
|
bcopyw(src, dst, count * sizeof(u_short));
|
|
fillw(scp->term.cur_attr | scr_map[0x20], src, n);
|
|
break;
|
|
|
|
case 'S': /* scroll up n lines */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if (n > scp->ysize)
|
|
n = scp->ysize;
|
|
bcopyw(scp->crt_base + (scp->xsize * n),
|
|
scp->crt_base,
|
|
scp->xsize * (scp->ysize - n) *
|
|
sizeof(u_short));
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crt_base + scp->xsize *
|
|
(scp->ysize - n),
|
|
scp->xsize * n);
|
|
break;
|
|
|
|
case 'T': /* scroll down n lines */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if (n > scp->ysize)
|
|
n = scp->ysize;
|
|
bcopyw(scp->crt_base,
|
|
scp->crt_base + (scp->xsize * n),
|
|
scp->xsize * (scp->ysize - n) *
|
|
sizeof(u_short));
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crt_base, scp->xsize * n);
|
|
break;
|
|
|
|
case 'X': /* delete n characters in line */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if (n > scp->xsize - scp->xpos)
|
|
n = scp->xsize - scp->xpos;
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crt_base + scp->xpos +
|
|
((scp->xsize*scp->ypos) * sizeof(u_short)), n);
|
|
break;
|
|
|
|
case 'Z': /* move n tabs backwards */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
if ((i = scp->xpos & 0xf8) == scp->xpos)
|
|
i -= 8*n;
|
|
else
|
|
i -= 8*(n-1);
|
|
if (i < 0)
|
|
i = 0;
|
|
move_crsr(scp, i, scp->ypos);
|
|
break;
|
|
|
|
case '`': /* move cursor to column n */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, n, scp->ypos);
|
|
break;
|
|
|
|
case 'a': /* move cursor n columns to the right */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, scp->xpos + n, scp->ypos);
|
|
break;
|
|
|
|
case 'd': /* move cursor to row n */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, scp->xpos, n);
|
|
break;
|
|
|
|
case 'e': /* move cursor n rows down */
|
|
n = scp->term.param[0]; if (n < 1) n = 1;
|
|
move_crsr(scp, scp->xpos, scp->ypos + n);
|
|
break;
|
|
|
|
case 'm': /* change attribute */
|
|
if (scp->term.num_param == 0) {
|
|
scp->term.cur_attr = scp->term.std_attr;
|
|
break;
|
|
}
|
|
for (i = 0; i < scp->term.num_param; i++) {
|
|
switch (n = scp->term.param[i]) {
|
|
case 0: /* back to normal */
|
|
scp->term.cur_attr = scp->term.std_attr;
|
|
break;
|
|
case 1: /* highlight (bold) */
|
|
scp->term.cur_attr &= 0xFF00;
|
|
scp->term.cur_attr |= 0x0800;
|
|
break;
|
|
case 4: /* highlight (underline) */
|
|
scp->term.cur_attr &= 0xFF00;
|
|
scp->term.cur_attr |= 0x0800;
|
|
break;
|
|
case 5: /* blink */
|
|
scp->term.cur_attr &= 0xFF00;
|
|
scp->term.cur_attr |= 0x8000;
|
|
break;
|
|
case 7: /* reverse video */
|
|
scp->term.cur_attr = scp->term.rev_attr;
|
|
break;
|
|
case 30: case 31: /* set fg color */
|
|
case 32: case 33: case 34:
|
|
case 35: case 36: case 37:
|
|
scp->term.cur_attr =
|
|
(scp->term.cur_attr & 0xF8FF)
|
|
| (ansi_col[(n-30) & 7] << 8);
|
|
break;
|
|
case 40: case 41: /* set bg color */
|
|
case 42: case 43: case 44:
|
|
case 45: case 46: case 47:
|
|
scp->term.cur_attr =
|
|
(scp->term.cur_attr & 0x8FFF)
|
|
| (ansi_col[(n-40) & 7] << 12);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
|
|
case 'x':
|
|
if (scp->term.num_param == 0)
|
|
n = 0;
|
|
else
|
|
n = scp->term.param[0];
|
|
switch (n) {
|
|
case 0: /* reset attributes */
|
|
scp->term.cur_attr = scp->term.std_attr =
|
|
current_default->std_attr;
|
|
scp->term.rev_attr = current_default->rev_attr;
|
|
break;
|
|
case 1: /* set ansi background */
|
|
scp->term.cur_attr = scp->term.std_attr =
|
|
(scp->term.std_attr & 0x0F00) |
|
|
(ansi_col[(scp->term.param[1])&0x0F]<<12);
|
|
break;
|
|
case 2: /* set ansi foreground */
|
|
scp->term.cur_attr = scp->term.std_attr =
|
|
(scp->term.std_attr & 0xF000) |
|
|
(ansi_col[(scp->term.param[1])&0x0F]<<8);
|
|
break;
|
|
case 3: /* set ansi attribute directly */
|
|
scp->term.cur_attr = scp->term.std_attr =
|
|
(scp->term.param[1]&0xFF)<<8;
|
|
break;
|
|
case 5: /* set ansi reverse video background */
|
|
scp->term.rev_attr =
|
|
(scp->term.rev_attr & 0x0F00) |
|
|
(ansi_col[(scp->term.param[1])&0x0F]<<12);
|
|
break;
|
|
case 6: /* set ansi reverse video foreground */
|
|
scp->term.rev_attr =
|
|
(scp->term.rev_attr & 0xF000) |
|
|
(ansi_col[(scp->term.param[1])&0x0F]<<8);
|
|
break;
|
|
case 7: /* set ansi reverse video directly */
|
|
scp->term.rev_attr =
|
|
(scp->term.param[1]&0xFF)<<8;
|
|
break;
|
|
}
|
|
break;
|
|
|
|
case 'z': /* switch to (virtual) console n */
|
|
if (scp->term.num_param == 1)
|
|
switch_scr(scp, scp->term.param[0]);
|
|
break;
|
|
}
|
|
}
|
|
else if (scp->term.esc == 3) {
|
|
if (c >= '0' && c <= '9') {
|
|
if (scp->term.num_param < MAX_ESC_PAR) {
|
|
if (scp->term.last_param != scp->term.num_param) {
|
|
scp->term.last_param = scp->term.num_param;
|
|
scp->term.param[scp->term.num_param] = 0;
|
|
}
|
|
else
|
|
scp->term.param[scp->term.num_param] *= 10;
|
|
scp->term.param[scp->term.num_param] += c - '0';
|
|
return;
|
|
}
|
|
}
|
|
scp->term.num_param = scp->term.last_param + 1;
|
|
switch (c) {
|
|
|
|
case ';':
|
|
if (scp->term.num_param < MAX_ESC_PAR)
|
|
return;
|
|
break;
|
|
|
|
case 'A': /* set display border color */
|
|
if (scp->term.num_param == 1)
|
|
scp->border=scp->term.param[0] & 0xff;
|
|
if (scp == cur_console)
|
|
set_border(scp->border);
|
|
break;
|
|
|
|
case 'B': /* set bell pitch and duration */
|
|
if (scp->term.num_param == 2) {
|
|
scp->bell_pitch = scp->term.param[0];
|
|
scp->bell_duration = scp->term.param[1]*10;
|
|
}
|
|
break;
|
|
|
|
case 'C': /* set cursor type & shape */
|
|
if (scp->term.num_param == 1) {
|
|
if (scp->term.param[0] & 0x01)
|
|
configuration |= BLINK_CURSOR;
|
|
else
|
|
configuration &= ~BLINK_CURSOR;
|
|
}
|
|
#if 0
|
|
else if (scp->term.num_param == 2) {
|
|
scp->cursor_start = scp->term.param[0] & 0x1F;
|
|
scp->cursor_end = scp->term.param[1] & 0x1F;
|
|
if (scp == cur_console)
|
|
cursor_shape(scp->cursor_start,
|
|
scp->cursor_end);
|
|
}
|
|
#endif
|
|
break;
|
|
|
|
case 'F': /* set ansi foreground */
|
|
if (scp->term.num_param == 1)
|
|
scp->term.cur_attr = scp->term.std_attr =
|
|
(scp->term.std_attr & 0xF000)
|
|
| ((scp->term.param[0] & 0x0F) << 8);
|
|
break;
|
|
|
|
case 'G': /* set ansi background */
|
|
if (scp->term.num_param == 1)
|
|
scp->term.cur_attr = scp->term.std_attr =
|
|
(scp->term.std_attr & 0x0F00)
|
|
| ((scp->term.param[0] & 0x0F) << 12);
|
|
break;
|
|
|
|
case 'H': /* set ansi reverse video foreground */
|
|
if (scp->term.num_param == 1)
|
|
scp->term.rev_attr =
|
|
(scp->term.rev_attr & 0xF000)
|
|
| ((scp->term.param[0] & 0x0F) << 8);
|
|
break;
|
|
|
|
case 'I': /* set ansi reverse video background */
|
|
if (scp->term.num_param == 1)
|
|
scp->term.rev_attr =
|
|
(scp->term.rev_attr & 0x0F00)
|
|
| ((scp->term.param[0] & 0x0F) << 12);
|
|
break;
|
|
}
|
|
}
|
|
scp->term.esc = 0;
|
|
}
|
|
|
|
static void
|
|
undraw_cursor(scr_stat *scp)
|
|
{
|
|
if (scp->cursor_saveunder) {
|
|
*scp->crtat = scp->cursor_saveunder;
|
|
scp->cursor_saveunder = NULL;
|
|
}
|
|
}
|
|
|
|
static void
|
|
draw_cursor(scr_stat *scp)
|
|
{
|
|
scp->cursor_saveunder = *scp->crtat;
|
|
if ((scp->cursor_saveunder & 0x7000) == 0x7000) {
|
|
*scp->crtat &= 0x8fff;
|
|
if(!(scp->cursor_saveunder & 0x0700))
|
|
*scp->crtat |= 0x0700;
|
|
} else {
|
|
*scp->crtat |= 0x7000;
|
|
if ((scp->cursor_saveunder & 0x0f00) == 0x0700)
|
|
*scp->crtat &= 0xf8ff;
|
|
}
|
|
}
|
|
|
|
static void
|
|
ansi_put(scr_stat *scp, u_char c)
|
|
{
|
|
if (scp->status & UNKNOWN_MODE)
|
|
return;
|
|
|
|
/* make screensaver happy */
|
|
if (scp == cur_console) {
|
|
scrn_time_stamp = time.tv_sec;
|
|
if (scrn_blanked)
|
|
SCRN_SAVER(0);
|
|
}
|
|
write_in_progress++;
|
|
if (scp->term.esc)
|
|
scan_esc(scp, c);
|
|
else switch(c) {
|
|
case 0x1B: /* start escape sequence */
|
|
scp->term.esc = 1;
|
|
scp->term.num_param = 0;
|
|
break;
|
|
case 0x07:
|
|
do_bell(scp, scp->bell_pitch, scp->bell_duration);
|
|
break;
|
|
case '\t': /* non-destructive tab */
|
|
scp->crtat += (8 - scp->xpos % 8);
|
|
scp->xpos += (8 - scp->xpos % 8);
|
|
break;
|
|
case '\b': /* non-destructive backspace */
|
|
if (scp->crtat > scp->crt_base) {
|
|
scp->crtat--;
|
|
if (scp->xpos > 0)
|
|
scp->xpos--;
|
|
else {
|
|
scp->xpos += scp->xsize - 1;
|
|
scp->ypos--;
|
|
}
|
|
}
|
|
break;
|
|
case '\r': /* return to pos 0 */
|
|
move_crsr(scp, 0, scp->ypos);
|
|
break;
|
|
case '\n': /* newline, same pos */
|
|
scp->crtat += scp->xsize;
|
|
scp->ypos++;
|
|
break;
|
|
case '\f': /* form feed, clears screen */
|
|
clear_screen(scp);
|
|
break;
|
|
default:
|
|
/* Print only printables */
|
|
*scp->crtat = (scp->term.cur_attr | scr_map[c]);
|
|
scp->crtat++;
|
|
if (++scp->xpos >= scp->xsize) {
|
|
scp->xpos = 0;
|
|
scp->ypos++;
|
|
}
|
|
break;
|
|
}
|
|
/* do we have to scroll ?? */
|
|
if (scp->crtat >= scp->crt_base + scp->ysize * scp->xsize) {
|
|
/* process history lines begin */
|
|
if (scp->history_head+scp->xsize > scp->history+HISTORY_SIZE) {
|
|
bcopy(scp->history + scp->xsize, scp->history,
|
|
(HISTORY_SIZE - scp->xsize) * sizeof(u_short));
|
|
bcopyw(scp->crt_base, scp->history_head - scp->xsize,
|
|
scp->xsize * sizeof(u_short));
|
|
}
|
|
else {
|
|
bcopyw(scp->crt_base, scp->history_head,
|
|
scp->xsize * sizeof(u_short));
|
|
scp->history_head += scp->xsize;
|
|
}
|
|
/* process history lines end */
|
|
|
|
bcopyw(scp->crt_base + scp->xsize, scp->crt_base,
|
|
scp->xsize * (scp->ysize - 1) * sizeof(u_short));
|
|
fillw(scp->term.cur_attr | scr_map[0x20],
|
|
scp->crt_base + scp->xsize * (scp->ysize - 1),
|
|
scp->xsize);
|
|
scp->crtat -= scp->xsize;
|
|
scp->ypos--;
|
|
}
|
|
write_in_progress--;
|
|
if (delayed_next_scr)
|
|
switch_scr(scp, delayed_next_scr - 1);
|
|
}
|
|
|
|
static void
|
|
scinit(void)
|
|
{
|
|
u_short volatile *cp = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short), was;
|
|
unsigned cursorat;
|
|
int i;
|
|
|
|
/*
|
|
* catch that once in a blue moon occurence when scinit is called
|
|
* TWICE, adding the CGA_BUF offset again -> poooff
|
|
*/
|
|
if (crtat != 0)
|
|
return;
|
|
/*
|
|
* Crtat initialized to point to MONO buffer, if not present change
|
|
* to CGA_BUF offset. ONLY ADD the difference since locore.s adds
|
|
* in the remapped offset at the "right" time
|
|
*/
|
|
was = *cp;
|
|
*cp = (u_short) 0xA55A;
|
|
if (*cp != 0xA55A)
|
|
crtc_addr = MONO_BASE;
|
|
else {
|
|
*cp = was;
|
|
crtc_addr = COLOR_BASE;
|
|
Crtat = Crtat + (CGA_BUF-MONO_BUF)/sizeof(u_short);
|
|
}
|
|
|
|
/* extract cursor location */
|
|
outb(crtc_addr,14);
|
|
cursorat = inb(crtc_addr+1)<<8 ;
|
|
outb(crtc_addr,15);
|
|
cursorat |= inb(crtc_addr+1);
|
|
crtat = Crtat + cursorat;
|
|
|
|
/* move hardware cursor out of the way */
|
|
outb(crtc_addr,14);
|
|
outb(crtc_addr+1, 0xff);
|
|
outb(crtc_addr,15);
|
|
outb(crtc_addr+1, 0xff);
|
|
|
|
/* is this a VGA or higher ? */
|
|
outb(crtc_addr, 7);
|
|
if (inb(crtc_addr) == 7) {
|
|
u_long pa;
|
|
u_long segoff;
|
|
|
|
crtc_vga = 1;
|
|
|
|
/*
|
|
* Get the BIOS video mode pointer.
|
|
*/
|
|
segoff = *(u_long *)pa_to_va(0x4a8);
|
|
pa = (((segoff & 0xffff0000) >> 12) + (segoff & 0xffff));
|
|
if (ISMAPPED(pa, sizeof(u_long))) {
|
|
segoff = *(u_long *)pa_to_va(pa);
|
|
pa = (((segoff & 0xffff0000) >> 12)
|
|
+ (segoff & 0xffff));
|
|
if (ISMAPPED(pa, 64))
|
|
video_mode_ptr = (char *)pa_to_va(pa);
|
|
}
|
|
}
|
|
current_default = &user_default;
|
|
console[0] = &main_console;
|
|
init_scp(console[0]);
|
|
console[0]->crt_base = Crtat;
|
|
console[0]->crtat = crtat;
|
|
console[0]->xpos = cursorat % COL;
|
|
console[0]->ypos = cursorat / COL;
|
|
cur_console = console[0];
|
|
for (i=1; i<MAXCONS; i++)
|
|
console[i] = NULL;
|
|
kernel_console.esc = 0;
|
|
kernel_console.std_attr = kernel_default.std_attr;
|
|
kernel_console.rev_attr = kernel_default.rev_attr;
|
|
kernel_console.cur_attr = kernel_default.std_attr;
|
|
/* initialize mapscrn array to a one to one map */
|
|
for (i=0; i<sizeof(scr_map); i++)
|
|
scr_map[i] = i;
|
|
}
|
|
|
|
static scr_stat
|
|
*alloc_scp()
|
|
{
|
|
scr_stat *scp;
|
|
|
|
scp = (scr_stat *)malloc(sizeof(scr_stat), M_DEVBUF, M_NOWAIT);
|
|
init_scp(scp);
|
|
scp->crt_base = scp->crtat = scp->scr_buf =
|
|
(u_short *)malloc(scp->xsize*scp->ysize*2, M_DEVBUF, M_NOWAIT);
|
|
if (crtc_vga && video_mode_ptr)
|
|
set_mode(scp);
|
|
clear_screen(scp);
|
|
return scp;
|
|
}
|
|
|
|
static void
|
|
init_scp(scr_stat *scp)
|
|
{
|
|
scp->mode = M_VGA_C80x25;
|
|
scp->xsize = COL;
|
|
scp->ysize = ROW;
|
|
scp->term.esc = 0;
|
|
scp->term.std_attr = current_default->std_attr;
|
|
scp->term.rev_attr = current_default->rev_attr;
|
|
scp->term.cur_attr = scp->term.std_attr;
|
|
scp->border = BG_BLACK;
|
|
scp->cursor_start = -1;
|
|
scp->cursor_end = -1;
|
|
scp->cursor_protect = 0;
|
|
scp->cursor_saveunder = scr_map[0x20];
|
|
scp->bell_pitch = BELL_PITCH;
|
|
scp->bell_duration = BELL_DURATION;
|
|
scp->status = (*(char *)pa_to_va(0x417) & 0x20) ? NLKED : 0;
|
|
scp->pid = 0;
|
|
scp->proc = NULL;
|
|
scp->smode.mode = VT_AUTO;
|
|
scp->history_head = scp->history_pos = scp->history;
|
|
}
|
|
|
|
static void
|
|
scput(u_char c)
|
|
{
|
|
scr_stat *scp = console[0];
|
|
term_stat save;
|
|
|
|
if (crtat == 0)
|
|
scinit();
|
|
/* SOS
|
|
if (!write_in_progress) {
|
|
++write_in_progress;
|
|
*/
|
|
save = scp->term;
|
|
scp->term = kernel_console;
|
|
current_default = &kernel_default;
|
|
scp->cursor_protect = 1;
|
|
undraw_cursor(scp);
|
|
ansi_put(scp, c);
|
|
draw_cursor(scp);
|
|
scp->cursor_protect = 0;
|
|
kernel_console = scp->term;
|
|
current_default = &user_default;
|
|
scp->term = save;
|
|
/* SOS
|
|
--write_in_progress;
|
|
} else {
|
|
if (console_buffer_count < CONSOLE_BUFSIZE)
|
|
console_buffer[console_buffer_count++] = c;
|
|
}
|
|
*/
|
|
}
|
|
|
|
static u_char
|
|
*get_fstr(u_int c, u_int *len)
|
|
{
|
|
u_int i;
|
|
|
|
if (!(c & FKEY))
|
|
return(NULL);
|
|
i = (c & 0xFF) - F_FN;
|
|
if (i > n_fkey_tab)
|
|
return(NULL);
|
|
*len = fkey_tab[i].len;
|
|
return(fkey_tab[i].str);
|
|
}
|
|
|
|
static void
|
|
update_leds(int which)
|
|
{
|
|
int s;
|
|
static u_char xlate_leds[8] = { 0, 4, 2, 6, 1, 5, 3, 7 };
|
|
|
|
/* replace CAPS led with ALTGR led for ALTGR keyboards */
|
|
if (key_map.n_keys > ALTGR_OFFSET) {
|
|
if (which & ALKED)
|
|
which |= CLKED;
|
|
else
|
|
which &= ~CLKED;
|
|
}
|
|
s = spltty();
|
|
kbd_cmd(KB_SETLEDS);
|
|
kbd_cmd(xlate_leds[which & LED_MASK]);
|
|
splx(s);
|
|
}
|
|
|
|
/*
|
|
* scgetc(noblock) - get character from keyboard.
|
|
* If noblock = 0 wait until a key is pressed.
|
|
* Else return NOKEY.
|
|
*/
|
|
u_int
|
|
scgetc(int noblock)
|
|
{
|
|
u_char scancode, keycode;
|
|
u_int state, action;
|
|
struct key_t *key;
|
|
static u_char esc_flag = 0, compose = 0;
|
|
static u_int chr = 0;
|
|
|
|
next_code:
|
|
kbd_wait();
|
|
/* First see if there is something in the keyboard port */
|
|
if (inb(KB_STAT) & KB_BUF_FULL)
|
|
scancode = inb(KB_DATA);
|
|
else if (noblock)
|
|
return(NOKEY);
|
|
else
|
|
goto next_code;
|
|
|
|
if (cur_console->status & KBD_RAW_MODE)
|
|
return scancode;
|
|
#if ASYNCH
|
|
if (scancode == KB_ACK || scancode == KB_RESEND) {
|
|
kbd_reply = scancode;
|
|
if (noblock)
|
|
return(NOKEY);
|
|
goto next_code;
|
|
}
|
|
#endif
|
|
keycode = scancode & 0x7F;
|
|
switch (esc_flag) {
|
|
case 0x00: /* normal scancode */
|
|
switch(scancode) {
|
|
case 0xB8: /* left alt (compose key) */
|
|
if (compose) {
|
|
compose = 0;
|
|
if (chr > 255) {
|
|
do_bell(cur_console,
|
|
BELL_PITCH, BELL_DURATION);
|
|
chr = 0;
|
|
}
|
|
}
|
|
break;
|
|
case 0x38:
|
|
if (!compose) {
|
|
compose = 1;
|
|
chr = 0;
|
|
}
|
|
break;
|
|
case 0xE0:
|
|
case 0xE1:
|
|
esc_flag = scancode;
|
|
goto next_code;
|
|
}
|
|
break;
|
|
case 0xE0: /* 0xE0 prefix */
|
|
esc_flag = 0;
|
|
switch (keycode) {
|
|
case 0x1C: /* right enter key */
|
|
keycode = 0x59;
|
|
break;
|
|
case 0x1D: /* right ctrl key */
|
|
keycode = 0x5A;
|
|
break;
|
|
case 0x35: /* keypad divide key */
|
|
keycode = 0x5B;
|
|
break;
|
|
case 0x37: /* print scrn key */
|
|
keycode = 0x5C;
|
|
break;
|
|
case 0x38: /* right alt key (alt gr) */
|
|
keycode = 0x5D;
|
|
break;
|
|
case 0x47: /* grey home key */
|
|
keycode = 0x5E;
|
|
break;
|
|
case 0x48: /* grey up arrow key */
|
|
keycode = 0x5F;
|
|
break;
|
|
case 0x49: /* grey page up key */
|
|
keycode = 0x60;
|
|
break;
|
|
case 0x4B: /* grey left arrow key */
|
|
keycode = 0x61;
|
|
break;
|
|
case 0x4D: /* grey right arrow key */
|
|
keycode = 0x62;
|
|
break;
|
|
case 0x4F: /* grey end key */
|
|
keycode = 0x63;
|
|
break;
|
|
case 0x50: /* grey down arrow key */
|
|
keycode = 0x64;
|
|
break;
|
|
case 0x51: /* grey page down key */
|
|
keycode = 0x65;
|
|
break;
|
|
case 0x52: /* grey insert key */
|
|
keycode = 0x66;
|
|
break;
|
|
case 0x53: /* grey delete key */
|
|
keycode = 0x67;
|
|
break;
|
|
|
|
/* the following 3 are only used on the MS "Natural" keyboard */
|
|
case 0x5b: /* left Window key */
|
|
keycode = 0x69;
|
|
break;
|
|
case 0x5c: /* right Window key */
|
|
keycode = 0x6a;
|
|
break;
|
|
case 0x5d: /* menu key */
|
|
keycode = 0x6b;
|
|
break;
|
|
default: /* ignore everything else */
|
|
goto next_code;
|
|
}
|
|
break;
|
|
case 0xE1: /* 0xE1 prefix */
|
|
esc_flag = 0;
|
|
if (keycode == 0x1D)
|
|
esc_flag = 0x1D;
|
|
goto next_code;
|
|
/* NOT REACHED */
|
|
case 0x1D: /* pause / break */
|
|
esc_flag = 0;
|
|
if (keycode != 0x45)
|
|
goto next_code;
|
|
keycode = 0x68;
|
|
break;
|
|
}
|
|
|
|
/* if scroll-lock pressed allow history browsing */
|
|
if (cur_console->status & SLKED) {
|
|
cur_console->cursor_protect = 1;
|
|
undraw_cursor(cur_console);
|
|
if (!(cur_console->status & BUFFER_SAVED)) {
|
|
bcopyw(Crtat, cur_console->scr_buf,
|
|
cur_console->xsize * cur_console->ysize *
|
|
sizeof(u_short));
|
|
cur_console->status |= BUFFER_SAVED;
|
|
cur_console->history_pos = cur_console->history_head;
|
|
}
|
|
switch (scancode) {
|
|
case 0x50: /* down arrow key */
|
|
if (cur_console->history_pos < cur_console->history_head) {
|
|
bcopyw(cur_console->crt_base+cur_console->xsize,
|
|
cur_console->crt_base,
|
|
cur_console->xsize * (cur_console->ysize - 1) *
|
|
sizeof(u_short));
|
|
if (cur_console->history_pos +
|
|
(cur_console->xsize*cur_console->ysize) <
|
|
cur_console->history_head) {
|
|
/* from history buffer */
|
|
bcopyw(cur_console->history_pos +
|
|
cur_console->xsize*(cur_console->ysize),
|
|
cur_console->crt_base +
|
|
cur_console->xsize*(cur_console->ysize-1),
|
|
cur_console->xsize * sizeof(u_short));
|
|
}
|
|
else {
|
|
/* from screen buffer */
|
|
bcopyw(cur_console->scr_buf +
|
|
cur_console->xsize * cur_console->ysize -
|
|
(cur_console->history_head -
|
|
cur_console->history_pos),
|
|
cur_console->crt_base +
|
|
cur_console->xsize*(cur_console->ysize-1),
|
|
cur_console->xsize * sizeof(u_short));
|
|
}
|
|
cur_console->history_pos += cur_console->xsize;
|
|
}
|
|
else
|
|
do_bell(cur_console, BELL_PITCH, BELL_DURATION);
|
|
goto next_code;
|
|
|
|
case 0x48: /* up arrow key */
|
|
if (cur_console->history_pos > cur_console->history) {
|
|
bcopyw(cur_console->crt_base,
|
|
cur_console->crt_base + cur_console->xsize,
|
|
cur_console->xsize * cur_console->ysize *
|
|
sizeof(u_short));
|
|
bcopyw(cur_console->history_pos - cur_console->xsize,
|
|
cur_console->crt_base,
|
|
cur_console->xsize * sizeof(u_short));
|
|
cur_console->history_pos -= cur_console->xsize;
|
|
}
|
|
else
|
|
do_bell(cur_console, BELL_PITCH, BELL_DURATION);
|
|
goto next_code;
|
|
}
|
|
}
|
|
|
|
if (compose) {
|
|
switch (scancode) {
|
|
/* key pressed process it */
|
|
case 0x47: case 0x48: case 0x49: /* keypad 7,8,9 */
|
|
chr = (scancode - 0x40) + chr*10;
|
|
goto next_code;
|
|
case 0x4B: case 0x4C: case 0x4D: /* keypad 4,5,6 */
|
|
chr = (scancode - 0x47) + chr*10;
|
|
goto next_code;
|
|
case 0x4F: case 0x50: case 0x51: /* keypad 1,2,3 */
|
|
chr = (scancode - 0x4E) + chr*10;
|
|
goto next_code;
|
|
case 0x52: /* keypad 0 */
|
|
chr *= 10;
|
|
goto next_code;
|
|
|
|
/* key release, no interest here */
|
|
case 0xC7: case 0xC8: case 0xC9: /* keypad 7,8,9 */
|
|
case 0xCB: case 0xCC: case 0xCD: /* keypad 4,5,6 */
|
|
case 0xCF: case 0xD0: case 0xD1: /* keypad 1,2,3 */
|
|
case 0xD2: /* keypad 0 */
|
|
goto next_code;
|
|
|
|
case 0x38: /* left alt key */
|
|
break;
|
|
default:
|
|
if (chr) {
|
|
compose = chr = 0;
|
|
do_bell(cur_console, BELL_PITCH, BELL_DURATION);
|
|
goto next_code;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
state = (shfts ? 1 : 0 ) | (2 * (ctls ? 1 : 0)) | (4 * (alts ? 1 : 0));
|
|
if ((!agrs && (cur_console->status & ALKED))
|
|
|| (agrs && !(cur_console->status & ALKED)))
|
|
keycode += ALTGR_OFFSET;
|
|
key = &key_map.key[keycode];
|
|
if ( ((key->flgs & FLAG_LOCK_C) && (cur_console->status & CLKED))
|
|
|| ((key->flgs & FLAG_LOCK_N) && (cur_console->status & NLKED)) )
|
|
state ^= 1;
|
|
|
|
/* Check for make/break */
|
|
action = key->map[state];
|
|
if (scancode & 0x80) { /* key released */
|
|
if (key->spcl & 0x80) {
|
|
switch (action) {
|
|
case LSH:
|
|
shfts &= ~1;
|
|
break;
|
|
case RSH:
|
|
shfts &= ~2;
|
|
break;
|
|
case LCTR:
|
|
ctls &= ~1;
|
|
break;
|
|
case RCTR:
|
|
ctls &= ~2;
|
|
break;
|
|
case LALT:
|
|
alts &= ~1;
|
|
break;
|
|
case RALT:
|
|
alts &= ~2;
|
|
break;
|
|
case NLK:
|
|
nlkcnt = 0;
|
|
break;
|
|
case CLK:
|
|
clkcnt = 0;
|
|
break;
|
|
case SLK:
|
|
slkcnt = 0;
|
|
break;
|
|
case ASH:
|
|
agrs = 0;
|
|
break;
|
|
case ALK:
|
|
alkcnt = 0;
|
|
break;
|
|
case META:
|
|
metas = 0;
|
|
break;
|
|
}
|
|
}
|
|
if (chr && !compose) {
|
|
action = chr;
|
|
chr = 0;
|
|
return(action);
|
|
}
|
|
} else {
|
|
/* key pressed */
|
|
if (key->spcl & (0x80>>state)) {
|
|
switch (action) {
|
|
/* LOCKING KEYS */
|
|
case NLK:
|
|
if (!nlkcnt) {
|
|
nlkcnt++;
|
|
if (cur_console->status & NLKED)
|
|
cur_console->status &= ~NLKED;
|
|
else
|
|
cur_console->status |= NLKED;
|
|
update_leds(cur_console->status);
|
|
}
|
|
break;
|
|
case CLK:
|
|
if (!clkcnt) {
|
|
clkcnt++;
|
|
if (cur_console->status & CLKED)
|
|
cur_console->status &= ~CLKED;
|
|
else
|
|
cur_console->status |= CLKED;
|
|
update_leds(cur_console->status);
|
|
}
|
|
break;
|
|
case SLK:
|
|
if (!slkcnt) {
|
|
slkcnt++;
|
|
if (cur_console->status & SLKED) {
|
|
cur_console->status &= ~SLKED;
|
|
if (cur_console->status & BUFFER_SAVED){
|
|
bcopyw(cur_console->scr_buf, Crtat,
|
|
cur_console->xsize *
|
|
cur_console->ysize *
|
|
sizeof(u_short));
|
|
cur_console->status&=~BUFFER_SAVED;
|
|
cur_console->history_pos =
|
|
cur_console->history_head;
|
|
draw_cursor(cur_console);
|
|
cur_console->cursor_protect = 0;
|
|
}
|
|
pcstart(VIRTUAL_TTY(get_scr_num()));
|
|
}
|
|
else
|
|
cur_console->status |= SLKED;
|
|
update_leds(cur_console->status);
|
|
}
|
|
break;
|
|
case ALK:
|
|
if (!alkcnt) {
|
|
alkcnt++;
|
|
if (cur_console->status & ALKED)
|
|
cur_console->status &= ~ALKED;
|
|
else
|
|
cur_console->status |= ALKED;
|
|
update_leds(cur_console->status);
|
|
}
|
|
break;
|
|
|
|
/* NON-LOCKING KEYS */
|
|
case NOP:
|
|
break;
|
|
case RBT:
|
|
shutdown_nice();
|
|
break;
|
|
case SUSP:
|
|
break;
|
|
|
|
case DBG:
|
|
#ifdef DDB /* try to switch to console 0 */
|
|
if (cur_console->smode.mode == VT_AUTO &&
|
|
console[0].smode.mode == VT_AUTO)
|
|
switch_scr(cur_console, 0);
|
|
Debugger("manual escape to debugger");
|
|
return(NOKEY);
|
|
#else
|
|
printf("No debugger in kernel\n");
|
|
#endif
|
|
break;
|
|
case LSH:
|
|
shfts |= 1;
|
|
break;
|
|
case RSH:
|
|
shfts |= 2;
|
|
break;
|
|
case LCTR:
|
|
ctls |= 1;
|
|
break;
|
|
case RCTR:
|
|
ctls |= 2;
|
|
break;
|
|
case LALT:
|
|
alts |= 1;
|
|
break;
|
|
case RALT:
|
|
alts |= 2;
|
|
break;
|
|
case ASH:
|
|
agrs = 1;
|
|
break;
|
|
case META:
|
|
metas = 1;
|
|
break;
|
|
case NEXT:
|
|
switch_scr(cur_console,
|
|
(get_scr_num() + 1) % MAXCONS);
|
|
break;
|
|
case BTAB:
|
|
action = F(16);
|
|
default:
|
|
if (action >= F_SCR && action <= L_SCR) {
|
|
switch_scr(cur_console, action - F_SCR);
|
|
break;
|
|
}
|
|
if (action >= F_FN && action <= L_FN)
|
|
action |= FKEY;
|
|
return(action);
|
|
}
|
|
}
|
|
else {
|
|
if (metas)
|
|
action |= MKEY;
|
|
return(action);
|
|
}
|
|
}
|
|
goto next_code;
|
|
}
|
|
|
|
int
|
|
getchar(void)
|
|
{
|
|
u_char thechar;
|
|
int s;
|
|
|
|
polling = 1;
|
|
s = splhigh();
|
|
scput('>');
|
|
thechar = (u_char) scgetc(0);
|
|
polling = 0;
|
|
splx(s);
|
|
switch (thechar) {
|
|
default:
|
|
if (thechar >= scr_map[0x20])
|
|
scput(thechar);
|
|
return(thechar);
|
|
case cr:
|
|
case lf:
|
|
scput(cr); scput(lf);
|
|
return(lf);
|
|
case bs:
|
|
case del:
|
|
scput(bs); scput(scr_map[0x20]); scput(bs);
|
|
return(thechar);
|
|
case cntld:
|
|
scput('^'); scput('D'); scput('\r'); scput('\n');
|
|
return(0);
|
|
}
|
|
}
|
|
|
|
int
|
|
pcmmap(dev_t dev, int offset, int nprot)
|
|
{
|
|
if (offset > 0x20000 - PAGE_SIZE)
|
|
return -1;
|
|
return i386_btop((VIDEOMEM + offset));
|
|
}
|
|
|
|
static void
|
|
kbd_wait(void)
|
|
{
|
|
int i = 1000;
|
|
|
|
while (i--) {
|
|
if ((inb(KB_STAT) & KB_READY) == 0)
|
|
break;
|
|
DELAY (10);
|
|
}
|
|
}
|
|
|
|
static void
|
|
kbd_cmd(u_char command)
|
|
{
|
|
int retry = 5;
|
|
do {
|
|
int i = 100000;
|
|
|
|
kbd_wait();
|
|
#if ASYNCH
|
|
kbd_reply = 0;
|
|
outb(KB_DATA, command);
|
|
while (i--) {
|
|
if (kbd_reply == KB_ACK)
|
|
return;
|
|
if (kbd_reply == KB_RESEND)
|
|
break;
|
|
}
|
|
#else
|
|
outb(KB_DATA, command);
|
|
while (i--) {
|
|
if (inb(KB_STAT) & KB_BUF_FULL) {
|
|
int val;
|
|
DELAY(10);
|
|
val = inb(KB_DATA);
|
|
if (val == KB_ACK)
|
|
return;
|
|
if (val == KB_RESEND)
|
|
break;
|
|
}
|
|
}
|
|
#endif
|
|
} while (retry--);
|
|
}
|
|
|
|
static void
|
|
set_mode(scr_stat *scp)
|
|
{
|
|
char *modetable;
|
|
char special_modetable[64];
|
|
int mode, font_size;
|
|
|
|
if (scp != cur_console)
|
|
return;
|
|
|
|
/* setup video hardware for the given mode */
|
|
switch (scp->mode) {
|
|
case M_VGA_M80x60:
|
|
bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
|
|
special_modetable[2] = 8;
|
|
special_modetable[19] = 7;
|
|
special_modetable[16] = 0xdf; /* 480 lines */
|
|
special_modetable[28] = 0xdf; /* 480 lines */
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_VGA_C80x60:
|
|
bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
|
|
special_modetable[2] = 8;
|
|
special_modetable[19] = 7;
|
|
special_modetable[16] = 0xdf; /* 480 lines */
|
|
special_modetable[28] = 0xdf; /* 480 lines */
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_VGA_M80x50:
|
|
bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
|
|
special_modetable[2] = 8;
|
|
special_modetable[19] = 7;
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_VGA_C80x50:
|
|
bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
|
|
special_modetable[2] = 8;
|
|
special_modetable[19] = 7;
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_ENH_B80x43:
|
|
bcopyw(video_mode_ptr+(64*M_ENH_B80x25),&special_modetable, 64);
|
|
special_modetable[2] = 8;
|
|
special_modetable[19] = 7;
|
|
special_modetable[28] = 87;
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_ENH_C80x43:
|
|
bcopyw(video_mode_ptr+(64*M_ENH_C80x25),&special_modetable, 64);
|
|
special_modetable[2] = 8;
|
|
special_modetable[19] = 7;
|
|
special_modetable[28] = 87;
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_VGA_M80x30:
|
|
bcopyw(video_mode_ptr+(64*M_VGA_M80x25),&special_modetable, 64);
|
|
special_modetable[16] = 0xdf; /* 480 lines */
|
|
special_modetable[28] = 0xdf; /* 480 lines */
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_VGA_C80x30:
|
|
bcopyw(video_mode_ptr+(64*M_VGA_C80x25),&special_modetable, 64);
|
|
special_modetable[16] = 0xdf; /* 480 lines */
|
|
special_modetable[28] = 0xdf; /* 480 lines */
|
|
modetable = special_modetable;
|
|
goto setup_mode;
|
|
|
|
case M_VGA_C40x25: case M_VGA_C80x25: /* VGA TEXT MODES */
|
|
case M_VGA_M80x25:
|
|
case M_B40x25: case M_C40x25:
|
|
case M_B80x25: case M_C80x25:
|
|
case M_ENH_B40x25: case M_ENH_C40x25:
|
|
case M_ENH_B80x25: case M_ENH_C80x25:
|
|
|
|
modetable = video_mode_ptr + (scp->mode * 64);
|
|
setup_mode:
|
|
set_vgaregs(modetable);
|
|
font_size = *(modetable + 2);
|
|
|
|
/* set font type (size) */
|
|
switch (font_size) {
|
|
case 0x08:
|
|
outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */
|
|
break;
|
|
case 0x0E:
|
|
outb(TSIDX, 0x03); outb(TSREG, 0x0A); /* font 2 */
|
|
break;
|
|
case 0x10:
|
|
outb(TSIDX, 0x03); outb(TSREG, 0x00); /* font 0 */
|
|
break;
|
|
default:
|
|
outb(TSIDX, 0x03); outb(TSREG, 0x05); /* font 1 */
|
|
}
|
|
break;
|
|
|
|
case M_BG320: case M_CG320: case M_BG640:
|
|
case M_CG320_D: case M_CG640_E:
|
|
case M_CG640x350: case M_ENH_CG640:
|
|
case M_BG640x480: case M_CG640x480: case M_VGA_CG320:
|
|
|
|
set_vgaregs(video_mode_ptr + (scp->mode * 64));
|
|
break;
|
|
|
|
default:
|
|
/* call user defined function XXX */
|
|
break;
|
|
}
|
|
|
|
/* set border color for this (virtual) console */
|
|
set_border(scp->border);
|
|
return;
|
|
}
|
|
|
|
static void
|
|
set_border(int color)
|
|
{
|
|
inb(crtc_addr+6); /* reset flip-flop */
|
|
outb(ATC, 0x11); outb(ATC, color);
|
|
inb(crtc_addr+6); /* reset flip-flop */
|
|
outb(ATC, 0x20); /* enable Palette */
|
|
}
|
|
|
|
static void
|
|
set_vgaregs(char *modetable)
|
|
{
|
|
int i, s = splhigh();
|
|
|
|
outb(TSIDX, 0x00); outb(TSREG, 0x01); /* stop sequencer */
|
|
outb(TSIDX, 0x07); outb(TSREG, 0x00); /* unlock registers */
|
|
for (i=0; i<4; i++) { /* program sequencer */
|
|
outb(TSIDX, i+1);
|
|
outb(TSREG, modetable[i+5]);
|
|
}
|
|
outb(MISC, modetable[9]); /* set dot-clock */
|
|
outb(TSIDX, 0x00); outb(TSREG, 0x03); /* start sequencer */
|
|
outb(crtc_addr, 0x11);
|
|
outb(crtc_addr+1, inb(crtc_addr+1) & 0x7F);
|
|
for (i=0; i<25; i++) { /* program crtc */
|
|
outb(crtc_addr, i);
|
|
if (i == 14 || i == 15) /* no hardware cursor */
|
|
outb(crtc_addr+1, 0xff);
|
|
else
|
|
outb(crtc_addr+1, modetable[i+10]);
|
|
}
|
|
inb(crtc_addr+6); /* reset flip-flop */
|
|
for (i=0; i<20; i++) { /* program attribute ctrl */
|
|
outb(ATC, i);
|
|
outb(ATC, modetable[i+35]);
|
|
}
|
|
for (i=0; i<9; i++) { /* program graph data ctrl */
|
|
outb(GDCIDX, i);
|
|
outb(GDCREG, modetable[i+55]);
|
|
}
|
|
inb(crtc_addr+6); /* reset flip-flop */
|
|
outb(ATC ,0x20); /* enable palette */
|
|
splx(s);
|
|
}
|
|
|
|
static void
|
|
copy_font(int direction, int segment, int size, char* font)
|
|
{
|
|
int ch, line, s;
|
|
u_char val;
|
|
|
|
outb(TSIDX, 0x01); val = inb(TSREG); /* blank screen */
|
|
outb(TSIDX, 0x01); outb(TSREG, val | 0x20);
|
|
|
|
/* setup vga for loading fonts (graphics plane mode) */
|
|
inb(crtc_addr+6); /* reset flip/flop */
|
|
outb(ATC, 0x30); outb(ATC, 0x01);
|
|
outb(TSIDX, 0x02); outb(TSREG, 0x04);
|
|
outb(TSIDX, 0x04); outb(TSREG, 0x06);
|
|
outb(GDCIDX, 0x04); outb(GDCREG, 0x02);
|
|
outb(GDCIDX, 0x05); outb(GDCREG, 0x00);
|
|
outb(GDCIDX, 0x06); outb(GDCREG, 0x05); /* addr = a0000, 64kb */
|
|
for (ch=0; ch < 256; ch++)
|
|
for (line=0; line < size; line++)
|
|
if (direction)
|
|
*(char *)pa_to_va(VIDEOMEM+(segment*0x4000)+(ch*32)+line) =
|
|
font[(ch*size)+line];
|
|
else
|
|
font[(ch*size)+line] =
|
|
*(char *)pa_to_va(VIDEOMEM+(segment*0x4000)+(ch*32)+line);
|
|
/* setup vga for text mode again */
|
|
s = splhigh();
|
|
inb(crtc_addr+6); /* reset flip/flop */
|
|
outb(ATC, 0x30); outb(ATC, 0x0C);
|
|
outb(TSIDX, 0x02); outb(TSREG, 0x03);
|
|
outb(TSIDX, 0x04); outb(TSREG, 0x02);
|
|
outb(GDCIDX, 0x04); outb(GDCREG, 0x00);
|
|
outb(GDCIDX, 0x05); outb(GDCREG, 0x10);
|
|
if (crtc_addr == MONO_BASE) {
|
|
outb(GDCIDX, 0x06); outb(GDCREG, 0x0A); /* addr = b0000, 32kb */
|
|
}
|
|
else {
|
|
outb(GDCIDX, 0x06); outb(GDCREG, 0x0E); /* addr = b8000, 32kb */
|
|
}
|
|
splx(s);
|
|
outb(TSIDX, 0x01); val = inb(TSREG); /* unblank screen */
|
|
outb(TSIDX, 0x01); outb(TSREG, val & 0xDF);
|
|
}
|
|
|
|
static void
|
|
save_palette(void)
|
|
{
|
|
int i;
|
|
|
|
outb(PALRADR, 0x00);
|
|
for (i=0x00; i<0x300; i++)
|
|
palette[i] = inb(PALDATA);
|
|
inb(crtc_addr+6); /* reset flip/flop */
|
|
}
|
|
|
|
static void
|
|
load_palette(void)
|
|
{
|
|
int i;
|
|
|
|
outb(PIXMASK, 0xFF); /* no pixelmask */
|
|
outb(PALWADR, 0x00);
|
|
for (i=0x00; i<0x300; i++)
|
|
outb(PALDATA, palette[i]);
|
|
inb(crtc_addr+6); /* reset flip/flop */
|
|
outb(ATC, 0x20); /* enable palette */
|
|
}
|
|
|
|
static void
|
|
do_bell(scr_stat *scp, int pitch, int duration)
|
|
{
|
|
if (scp == cur_console) {
|
|
if (configuration & VISUAL_BELL) {
|
|
if (blink_in_progress)
|
|
return;
|
|
undraw_cursor(scp);
|
|
bcopy(scp->crt_base, scp->scr_buf,
|
|
scp->xsize * scp->ysize * sizeof(u_short));
|
|
blink_in_progress = 4;
|
|
timeout((timeout_func_t)blink_screen, scp, hz/10);
|
|
}
|
|
else
|
|
sysbeep(pitch, duration);
|
|
}
|
|
}
|
|
|
|
static void
|
|
blink_screen(scr_stat *scp)
|
|
{
|
|
if (blink_in_progress > 1) {
|
|
if (blink_in_progress & 1)
|
|
fillw(kernel_default.std_attr | scr_map[0x20],
|
|
scp->crt_base, scp->xsize * scp->ysize);
|
|
else
|
|
fillw(kernel_default.rev_attr | scr_map[0x20],
|
|
scp->crt_base, scp->xsize * scp->ysize);
|
|
blink_in_progress--;
|
|
timeout((timeout_func_t)blink_screen, scp, hz/10);
|
|
}
|
|
else {
|
|
bcopy(scp->scr_buf, scp->crt_base,
|
|
scp->xsize * scp->ysize * sizeof(u_short));
|
|
draw_cursor(scp);
|
|
blink_in_progress = 0;
|
|
}
|
|
}
|
|
|
|
#endif /* NSC */
|