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sgi: disable graphical arcs console printing on screen modeset

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when we switch to graphics mode, we do not want graphical arcs console
to print on the screen anymore as it assumes 8bit color mode and just
messes up the screen on kernel prints.
This commit is contained in:
cinap_lenrek 2015-04-07 22:02:57 +02:00
parent 067e035fff
commit 39c3bc277d
1 changed files with 15 additions and 3 deletions
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18
sys/src/9/sgi/screen.c
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@ -445,6 +445,7 @@ Cursor arrow = {
};
Memimage *gscreen;
static Point curoff;
static void
vc2set(uchar r, ushort val)
@ -465,7 +466,6 @@ vc2get(uchar r)
return regs->dcbdata0 >> 16;
}
static Point curoff;
void
cursoron(void)
@ -556,8 +556,15 @@ setmode(void)
regs->drawmode1 = DM1_RGBPLANES |
NPORT_DMODE1_CCLT | NPORT_DMODE1_CCEQ | NPORT_DMODE1_CCGT | NPORT_DMODE1_LOSRC |
NPORT_DMODE1_DD24 | NPORT_DMODE1_RGBMD | NPORT_DMODE1_HD32 | NPORT_DMODE1_RWPCKD;
}
setcursor(&arrow);
static void
arcsoff(void)
{
if(consuart != nil && consuart->console && strcmp(consuart->name, "arcs") == 0){
consuart = nil;
serialoq = nil;
}
}
void
@ -573,6 +580,7 @@ flushmemscreen(Rectangle r)
s = splhi();
if(!modeset){
modeset = 1;
arcsoff();
setmode();
}
@ -613,7 +621,11 @@ attachscreen(Rectangle *r, ulong *chan, int* d, int *width, int *softscreen)
*d = gscreen->depth;
*chan = gscreen->chan;
*width = gscreen->width;
*softscreen = 1;
/* make devdraw use gscreen->data */
*softscreen = 0xa110c;
gscreen->data->ref++;
return gscreen->data->bdata;
}