Aren
/
NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

match/attach on sun4's obio bus, from Theo.

This commit is contained in:
pk 1995-02-17 09:47:36 +00:00
parent 8509fdf785
commit cbbc1b0293
1 changed files with 63 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

71
sys/arch/sparc/dev/bwtwo.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: bwtwo.c,v 1.7 1994/11/20 20:51:57 deraadt Exp $ */
/* $NetBSD: bwtwo.c,v 1.8 1995/02/17 09:47:36 pk Exp $ */
/*
* Copyright (c) 1992, 1993
@ -78,9 +78,9 @@ struct bwtwo_softc {
/* autoconfiguration driver */
static void bwtwoattach(struct device *, struct device *, void *);
static int bwtwomatch(struct device *, struct cfdata *, void *);
static int bwtwomatch(struct device *, void *, void *);
struct cfdriver bwtwocd =
{ NULL, "bwtwo", matchbyname, bwtwoattach,
{ NULL, "bwtwo", bwtwomatch, bwtwoattach,
DV_DULL, sizeof(struct bwtwo_softc) };
/* XXX we do not handle frame buffer interrupts (do not know how) */
@ -98,6 +98,26 @@ static struct bwtwo_softc *bwcons;
#define BWTWO_MAJOR 27 /* XXX */
/*
* Match a bwtwo.
*/
int
bwtwomatch(parent, vcf, aux)
struct device *parent;
void *vcf, *aux;
{
struct cfdata *cf = vcf;
struct confargs *ca = aux;
struct romaux *ra = &ca->ca_ra;
if (strcmp(cf->cf_driver->cd_name, ra->ra_name))
return (0);
if (ca->ca_bustype == BUS_SBUS)
return(1);
ra->ra_len = NBPG;
return (probeget(ra->ra_vaddr, 4) != -1);
}
/*
* Attach a display. We need to notice if it is the console, too.
*/
@ -111,6 +131,8 @@ bwtwoattach(parent, self, args)
register int node = ca->ca_ra.ra_node, ramsize;
register struct bwtwo_all *p;
int isconsole;
int sbus = 1;
char *nam;
sc->sc_fb.fb_major = BWTWO_MAJOR; /* XXX to be removed */
@ -121,14 +143,46 @@ bwtwoattach(parent, self, args)
* to be correct as defaults go...
*/
sc->sc_fb.fb_type.fb_type = FBTYPE_SUN2BW;
sc->sc_fb.fb_type.fb_width = getpropint(node, "width", 1152);
sc->sc_fb.fb_type.fb_height = getpropint(node, "height", 900);
sc->sc_fb.fb_linebytes = getpropint(node, "linebytes", 144);
switch (ca->ca_bustype) {
case BUS_OBIO:
case BUS_VME32:
case BUS_VME16:
sbus = node = 0;
sc->sc_fb.fb_type.fb_width = 1152;
sc->sc_fb.fb_type.fb_height = 900;
sc->sc_fb.fb_linebytes = 1152;
nam = "bwtwo";
/*
* XXX: some frame buffers can be in 1600x1280 or
* 1024x1024 mode, and we need to figure out how
* to determine which.
*/
#if defined(SUN4)
if (cputyp==CPU_SUN4) {
/* XXX: need code to find sun4 (oldrom) screen size */
}
#endif
#if defined(SUN4M)
if (cputyp==CPU_SUN4M) {
/* XXX: need code to find 4/600 vme screen size */
}
#endif
break;
case BUS_SBUS:
sc->sc_fb.fb_type.fb_width = getpropint(node, "width", 1152);
sc->sc_fb.fb_type.fb_height = getpropint(node, "height", 900);
sc->sc_fb.fb_linebytes = getpropint(node, "linebytes", 144);
nam = getpropstring(node, "model");
break;
}
ramsize = sc->sc_fb.fb_type.fb_height * sc->sc_fb.fb_linebytes;
sc->sc_fb.fb_type.fb_depth = 1;
sc->sc_fb.fb_type.fb_cmsize = 0;
sc->sc_fb.fb_type.fb_size = ramsize;
printf(": %s, %d x %d", getpropstring(node, "model"),
printf(": %s, %d x %d", nam,
sc->sc_fb.fb_type.fb_width, sc->sc_fb.fb_type.fb_height);
/*
@ -157,7 +211,8 @@ bwtwoattach(parent, self, args)
#endif
} else
printf("\n");
sbus_establish(&sc->sc_sd, &sc->sc_dev);
if (sbus)
sbus_establish(&sc->sc_sd, &sc->sc_dev);
if (node == fbnode)
fb_attach(&sc->sc_fb);
}