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some steps to make multiple instances work: 

- don't bail if we're not the console. If we get the right paramters there is no
  reason not to work
- move wsdisplay_accessops into the softc
- call wsdisplay_cnattach only if we're the console
This commit is contained in:
macallan 2011-06-02 02:33:42 +00:00
parent 63b82de8a6
commit 0d5bf7c96e
2 changed files with 16 additions and 27 deletions
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38
sys/dev/wsfb/genfb.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: genfb.c,v 1.40 2011/03/08 04:47:10 macallan Exp $ */
/* $NetBSD: genfb.c,v 1.41 2011/06/02 02:33:42 macallan Exp $ */
/*-
* Copyright (c) 2007 Michael Lorenz
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: genfb.c,v 1.40 2011/03/08 04:47:10 macallan Exp $");
__KERNEL_RCSID(0, "$NetBSD: genfb.c,v 1.41 2011/06/02 02:33:42 macallan Exp $");
#include <sys/param.h>
#include <sys/systm.h>
@ -85,17 +85,6 @@ extern const u_char rasops_cmap[768];
static int genfb_cnattach_called = 0;
static int genfb_enabled = 1;
struct wsdisplay_accessops genfb_accessops = {
genfb_ioctl,
genfb_mmap,
NULL, /* alloc_screen */
NULL, /* free_screen */
NULL, /* show_screen */
NULL, /* load_font */
NULL, /* pollc */
NULL /* scroll */
};
static struct genfb_softc *genfb_softc = NULL;
void
@ -217,14 +206,8 @@ genfb_attach(struct genfb_softc *sc, struct genfb_ops *ops)
== false)
sc->sc_want_clear = true;
/* do not attach when we're not console */
if (!console) {
aprint_normal_dev(sc->sc_dev, "no console, unable to continue\n");
return -1;
}
aprint_verbose_dev(sc->sc_dev, "framebuffer at %p, size %dx%d, depth %d, "
"stride %d\n",
aprint_verbose_dev(sc->sc_dev, "framebuffer at %p, size %dx%d,"
"depth %d, stride %d\n",
sc->sc_fboffset ? (void *)(intptr_t)sc->sc_fboffset : sc->sc_fbaddr,
sc->sc_width, sc->sc_height, sc->sc_depth, sc->sc_stride);
@ -243,6 +226,9 @@ genfb_attach(struct genfb_softc *sc, struct genfb_ops *ops)
if (sc->sc_modecb != NULL)
sc->sc_modecb->gmc_setmode(sc, sc->sc_mode);
sc->sc_accessops.ioctl = genfb_ioctl;
sc->sc_accessops.mmap = genfb_mmap;
#ifdef GENFB_SHADOWFB
sc->sc_shadowfb = kmem_alloc(sc->sc_fbsize, KM_SLEEP);
if (sc->sc_want_clear == false && sc->sc_shadowfb != NULL)
@ -250,7 +236,7 @@ genfb_attach(struct genfb_softc *sc, struct genfb_ops *ops)
#endif
vcons_init(&sc->vd, sc, &sc->sc_defaultscreen_descr,
&genfb_accessops);
&sc->sc_accessops);
sc->vd.init_screen = genfb_init_screen;
/* Do not print anything between this point and the screen
@ -275,8 +261,10 @@ genfb_attach(struct genfb_softc *sc, struct genfb_ops *ops)
sc->sc_defaultscreen_descr.capabilities = ri->ri_caps;
sc->sc_defaultscreen_descr.nrows = ri->ri_rows;
sc->sc_defaultscreen_descr.ncols = ri->ri_cols;
wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, crow,
defattr);
if (console)
wsdisplay_cnattach(&sc->sc_defaultscreen_descr, ri, 0, crow,
defattr);
/* Clear the whole screen to bring it to a known state. */
if (sc->sc_want_clear)
@ -331,7 +319,7 @@ genfb_attach(struct genfb_softc *sc, struct genfb_ops *ops)
aa.console = console;
aa.scrdata = &sc->sc_screenlist;
aa.accessops = &genfb_accessops;
aa.accessops = &sc->sc_accessops;
aa.accesscookie = &sc->vd;
#ifdef GENFB_DISABLE_TEXT

5
sys/dev/wsfb/genfbvar.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: genfbvar.h,v 1.19 2011/02/09 13:19:19 jmcneill Exp $ */
/* $NetBSD: genfbvar.h,v 1.20 2011/06/02 02:33:42 macallan Exp $ */
/*-
* Copyright (c) 2007 Michael Lorenz
@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: genfbvar.h,v 1.19 2011/02/09 13:19:19 jmcneill Exp $");
__KERNEL_RCSID(0, "$NetBSD: genfbvar.h,v 1.20 2011/06/02 02:33:42 macallan Exp $");
#ifndef GENFBVAR_H
#define GENFBVAR_H
@ -109,6 +109,7 @@ struct genfb_softc {
#ifdef SPLASHSCREEN
struct splash_info sc_splash;
#endif
struct wsdisplay_accessops sc_accessops;
};
void genfb_cnattach(void);