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define a "clear screen" command to the emulator and complete the 

emulation's "reset" implementations as far as useful
This commit is contained in:
drochner 1999-01-17 15:44:57 +00:00
parent 3e7448240b
commit b69b2fd8f4
4 changed files with 64 additions and 7 deletions
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25
sys/dev/wscons/wsemul_dumb.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: wsemul_dumb.c,v 1.5 1998/06/20 21:52:50 drochner Exp $ */
/* $NetBSD: wsemul_dumb.c,v 1.6 1999/01/17 15:44:57 drochner Exp $ */
/*
* Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
@ -33,7 +33,7 @@
static const char _copyright[] __attribute__ ((unused)) =
"Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.";
static const char _rcsid[] __attribute__ ((unused)) =
"$NetBSD: wsemul_dumb.c,v 1.5 1998/06/20 21:52:50 drochner Exp $";
"$NetBSD: wsemul_dumb.c,v 1.6 1999/01/17 15:44:57 drochner Exp $";
#include <sys/param.h>
#include <sys/systm.h>
@ -54,6 +54,7 @@ void wsemul_dumb_output __P((void *cookie, const u_char *data, u_int count,
int));
int wsemul_dumb_translate __P((void *cookie, keysym_t, char **));
void wsemul_dumb_detach __P((void *cookie, u_int *crowp, u_int *ccolp));
void wsemul_dumb_resetop __P((void *, enum wsemul_resetops));
const struct wsemul_ops wsemul_dumb_ops = {
"dumb",
@ -62,6 +63,7 @@ const struct wsemul_ops wsemul_dumb_ops = {
wsemul_dumb_output,
wsemul_dumb_translate,
wsemul_dumb_detach,
wsemul_dumb_resetop
};
struct wsemul_dumb_emuldata {
@ -230,3 +232,22 @@ wsemul_dumb_detach(cookie, crowp, ccolp)
if (edp != &wsemul_dumb_console_emuldata)
free(edp, M_DEVBUF);
}
void
wsemul_dumb_resetop(cookie, op)
void *cookie;
enum wsemul_resetops op;
{
struct wsemul_dumb_emuldata *edp = cookie;
switch (op) {
case WSEMUL_CLEARSCREEN:
(*edp->emulops->eraserows)(edp->emulcookie, 0, edp->nrows,
edp->defattr);
edp->ccol = edp->crow = 0;
(*edp->emulops->cursor)(edp->emulcookie, 1, 0, 0);
break;
default:
break;
}
}

31
sys/dev/wscons/wsemul_sun.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: wsemul_sun.c,v 1.9 1999/01/10 00:28:21 augustss Exp $ */
/* $NetBSD: wsemul_sun.c,v 1.10 1999/01/17 15:44:57 drochner Exp $ */
/*
* Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
@ -33,7 +33,7 @@
static const char _copyright[] __attribute__ ((unused)) =
"Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.";
static const char _rcsid[] __attribute__ ((unused)) =
"$NetBSD: wsemul_sun.c,v 1.9 1999/01/10 00:28:21 augustss Exp $";
"$NetBSD: wsemul_sun.c,v 1.10 1999/01/17 15:44:57 drochner Exp $";
/* XXX DESCRIPTION/SOURCE OF INFORMATION */
@ -59,6 +59,7 @@ void wsemul_sun_output __P((void *cookie, const u_char *data, u_int count,
int));
int wsemul_sun_translate __P((void *cookie, keysym_t, char **));
void wsemul_sun_detach __P((void *cookie, u_int *crowp, u_int *ccolp));
void wsemul_sun_resetop __P((void *, enum wsemul_resetops));
const struct wsemul_ops wsemul_sun_ops = {
"sun",
@ -67,6 +68,7 @@ const struct wsemul_ops wsemul_sun_ops = {
wsemul_sun_output,
wsemul_sun_translate,
wsemul_sun_detach,
wsemul_sun_resetop
};
#define SUN_EMUL_STATE_NORMAL 0 /* normal processing */
@ -639,3 +641,28 @@ wsemul_sun_detach(cookie, crowp, ccolp)
if (edp != &wsemul_sun_console_emuldata)
free(edp, M_DEVBUF);
}
void
wsemul_sun_resetop(cookie, op)
void *cookie;
enum wsemul_resetops op;
{
struct wsemul_sun_emuldata *edp = cookie;
switch (op) {
case WSEMUL_RESET:
edp->state = SUN_EMUL_STATE_NORMAL;
edp->scrolldist = 1;
edp->rendflags = 0;
edp->curattr = edp->defattr;
break;
case WSEMUL_CLEARSCREEN:
(*edp->emulops->eraserows)(edp->emulcookie, 0, edp->nrows,
edp->defattr);
edp->ccol = edp->crow = 0;
(*edp->emulops->cursor)(edp->emulcookie, 1, 0, 0);
break;
default:
break;
}
}

10
sys/dev/wscons/wsemul_vt100.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: wsemul_vt100.c,v 1.9 1999/01/13 15:38:30 drochner Exp $ */
/* $NetBSD: wsemul_vt100.c,v 1.10 1999/01/17 15:44:57 drochner Exp $ */
/*
* Copyright (c) 1998
@ -269,6 +269,14 @@ wsemul_vt100_resetop(cookie, op)
case WSEMUL_SYNCFONT:
vt100_initchartables(edp);
break;
case WSEMUL_CLEARSCREEN:
wsemul_vt100_ed(edp, 2);
edp->ccol = edp->crow = 0;
(*edp->emulops->cursor)(edp->emulcookie,
edp->flags & VTFL_CURSORON, 0, 0);
break;
default:
break;
}
}

5
sys/dev/wscons/wsemulvar.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: wsemulvar.h,v 1.5 1999/01/13 15:30:59 drochner Exp $ */
/* $NetBSD: wsemulvar.h,v 1.6 1999/01/17 15:46:15 drochner Exp $ */
/*
* Copyright (c) 1996, 1997 Christopher G. Demetriou. All rights reserved.
@ -35,7 +35,8 @@ struct wsdisplay_emulops;
enum wsemul_resetops {
WSEMUL_RESET,
WSEMUL_SYNCFONT
WSEMUL_SYNCFONT,
WSEMUL_CLEARSCREEN
};
struct wsemul_ops {