NetBSD/sys/arch/newsmips/dev/vt100if.c

245 lines
5.1 KiB
C
Raw Normal View History

1998-02-18 16:48:03 +03:00
/*
* Copyright (c) 1992, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Sony Corp. and Kazumasa Utashiro of Software Research Associates, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: $Hdr: vt100if.c,v 4.300 91/06/09 06:15:02 root Rel41 $ SONY
*
* @(#)vt100if.c 8.1 (Berkeley) 6/10/93
*/
#ifdef IPC_MRX
#include "types.h"
#include "ioctl.h"
#else /* IPC_MRX */
#include <sys/types.h>
#ifdef CPU_SINGLE
#include <sys/param.h>
#endif /* CPU_SINGLE */
#include <sys/ioctl.h>
#endif /* IPC_MRX */
#if CPU_SINGLE
1998-03-05 01:14:13 +03:00
#include <newsmips/dev/scc.h>
#include <newsmips/dev/sccparam.h>
1998-02-18 16:48:03 +03:00
#endif /* CPU_SINGLE */
#ifdef IPC_MRX
#include "scc.h"
#include "sccparam.h"
#include "cio.h"
#define SCC_KEYBOARD 0
#undef MAX_CIO
#include "object.h"
#include "process.h"
#include "config.h"
#define kbd_ioctl(chan, cmd, argp) { \
if (kb_ioctl) \
(*kb_ioctl)(chan, cmd, argp); \
}
extern int bitmap_use;
#endif /* IPC_MRX */
#ifdef IPC_3CPU
#include "../../ubdev/msgio.h"
extern int *gcpu_semadr;
#endif /* IPC_3CPU */
#include <machine/keyboard.h>
#ifdef CPU_SINGLE
#include <machine/cpu.h>
#define PRE_EMPT need_resched()
#endif
extern int kbd_read();
extern void Putchar();
extern void rst_dimmer_cnt __P((void));
int tmode;
static int char_mask = 0x7f;
int bm_todo;
int
vt100_write(chan, buf, count)
int chan;
register char *buf;
register int count;
{
bm_todo = count;
rst_dimmer_cnt();
#ifdef IPC_MRX
#ifdef IPC_3CPU
*gcpu_semadr = 1;
#endif
sem_wait(bitmap_use);
#endif
while (bm_todo-- > 0)
Putchar(*buf++ & char_mask, 0);
Putchar(0, 1);
#ifdef IPC_MRX
#ifdef IPC_3CPU
*gcpu_semadr = 0;
#endif
sem_signal(bitmap_use);
#endif
#ifdef CPU_SINGLE
PRE_EMPT;
#endif
return (count);
}
int
vt100_read(chan, buf, count)
int chan;
char *buf;
int count;
{
#ifdef IPC_MRX
if (kb_read) {
return ((*kb_read)(chan, buf, count));
} else {
return (-1);
}
#else /* IPC_MRX */
return (kbd_read(chan, buf, count));
#endif /* IPC_MRX */
}
#ifdef CPU_SINGLE
static int param;
int
bitmap_set_param(c)
int c;
{
if ((c & CHAR_SIZE) == C7BIT) {
char_mask = 0x7f;
} else {
char_mask = 0xff;
}
#ifdef KM_JIS
switch (c & TERM_MODE) {
case CJIS:
tmode = KM_JIS;
break;
case CSJIS:
tmode = KM_SJIS;
break;
case CEUC:
tmode = KM_EUC;
break;
default:
tmode = KM_ASCII;
break;
}
#endif
param = c;
return (0);
}
int
bitmap_get_param()
{
return(param);
}
#else /* CPU_SINGLE */
#ifdef IPC_MRX
#define SCC_SETPARAMS CIO_SETPARAMS
#define SCC_GETPARAMS CIO_GETPARAMS
#define SCC_LINE_CHG CIO_LINE_CHG
#define SCC_NREAD CIO_NREAD
#define SCC_FLUSH CIO_FLUSH
#define SCC_STOP CIO_STOP
#define SCC_START CIO_START
#define SCC_RESET CIO_RESET
#endif /* IPC_MRX */
vt100_ioctl(chan, cmd, argp)
int chan, cmd, *argp;
{
static int param;
switch (cmd) {
case SCC_SETPARAMS:
param = *argp;
if ((param & CHAR_SIZE) == C7BIT)
char_mask = 0x7f;
else
char_mask = 0xff;
#ifdef KM_JIS
switch (param & TERM_MODE) {
case CJIS:
tmode = KM_JIS;
break;
case CSJIS:
tmode = KM_SJIS;
break;
case CEUC:
tmode = KM_EUC;
break;
default:
tmode = KM_ASCII;
break;
}
#endif
return (0);
case SCC_GETPARAMS:
*argp = param;
return (0);
case SCC_LINE_CHG:
return (0);
case SCC_NREAD:
kbd_ioctl(SCC_KEYBOARD, KIOCNREAD, argp);
return (0);
case SCC_FLUSH:
case SCC_STOP:
case SCC_START:
case SCC_RESET:
return (0);
default:
return (-1);
}
}
#endif /* CPU_SINGLE */