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set the console struct winsize to the values given in the prom (sun4c/sun4m) 

or the eeprom (sun4) when opening the console.  (note:  sun4 code untested
but jason claims it will `Just Work').
This commit is contained in:
mrg 1996-05-19 13:00:43 +00:00
parent 8fa11797a2
commit 0e4623e2f7
1 changed files with 34 additions and 2 deletions
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36
sys/arch/sparc/dev/cons.c
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@ -1,4 +1,4 @@
/* $NetBSD: cons.c,v 1.22 1996/05/18 12:27:40 mrg Exp $ */
/* $NetBSD: cons.c,v 1.23 1996/05/19 13:00:43 mrg Exp $ */
/*
* Copyright (c) 1992, 1993
@ -59,6 +59,7 @@
#include <dev/cons.h>
#include <machine/bsd_openprom.h>
#include <machine/eeprom.h>
#include <machine/psl.h>
#include <machine/cpu.h>
#include <machine/kbd.h>
@ -276,12 +277,41 @@ cnopen(dev, flag, mode, p)
{
register struct tty *tp = &cons;
static int firstopen = 1;
static int rows = 0, cols = 0;
if(firstopen) {
if (firstopen) {
clalloc(&tp->t_rawq, 1024, 1);
clalloc(&tp->t_canq, 1024, 1);
/* output queue doesn't need quoting */
clalloc(&tp->t_outq, 1024, 0);
/*
* get the console struct winsize.
*/
if (CPU_ISSUN4COR4M) {
int i;
char *prop;
if ((prop = getpropstring(optionsnode, "screen-#rows"))) {
i = 0;
while (*prop != '\0')
i = i * 10 + *prop++ - '0';
rows = (unsigned short)i;
}
if ((prop = getpropstring(optionsnode, "screen-#columns"))) {
i = 0;
while (*prop != '\0')
i = i * 10 + *prop++ - '0';
cols = (unsigned short)i;
}
}
if (CPU_ISSUN4) {
struct eeprom *ep = (struct eeprom *)eeprom_va;
if (ep) {
rows = (u_short)ep->eeTtyRows;
cols = (u_short)ep->eeTtyCols;
}
}
firstopen = 0;
}
@ -297,6 +327,8 @@ cnopen(dev, flag, mode, p)
tp->t_state = TS_ISOPEN | TS_CARR_ON;
(void)(*tp->t_param)(tp, &tp->t_termios);
ttsetwater(tp);
tp->t_winsize.ws_row = rows;
tp->t_winsize.ws_col = cols;
} else if (tp->t_state & TS_XCLUDE && p->p_ucred->cr_uid != 0)
return (EBUSY);
return ((*linesw[tp->t_line].l_open)(dev, tp));