int
vt_fb_init(struct vt_device *vd)
{
struct fb_info *info;
int err;
info = vd->vd_softc;
vd->vd_height = info->fb_height;
vd->vd_width = info->fb_width;
if (info->fb_size == 0)
return (CN_DEAD);
if (info->fb_pbase == 0)
info->fb_flags |= FB_FLAG_NOMMAP;
if (info->fb_cmsize <= 0) {
err = vt_fb_init_cmap(info->fb_cmap, FBTYPE_GET_BPP(info));
if (err)
return (CN_DEAD);
info->fb_cmsize = 16;
}
/* Clear the screen. */
vd->vd_driver->vd_blank(vd, TC_BLACK);
/* Wakeup screen. KMS need this. */
vt_fb_postswitch(vd);
return (CN_INTERNAL);
}
int
vt_fb_init(struct vt_device *vd)
{
struct fb_info *info;
u_int margin;
int err;
info = vd->vd_softc;
vd->vd_height = MIN(VT_FB_MAX_HEIGHT, info->fb_height);
margin = (info->fb_height - vd->vd_height) >> 1;
vd->vd_transpose = margin * info->fb_stride;
vd->vd_width = MIN(VT_FB_MAX_WIDTH, info->fb_width);
margin = (info->fb_width - vd->vd_width) >> 1;
vd->vd_transpose += margin * (info->fb_bpp / NBBY);
vd->vd_video_dev = info->fb_video_dev;
if (info->fb_size == 0)
return (CN_DEAD);
if (info->fb_pbase == 0 && info->fb_vbase == 0)
info->fb_flags |= FB_FLAG_NOMMAP;
if (info->fb_cmsize <= 0) {
err = vt_fb_init_cmap(info->fb_cmap, FBTYPE_GET_BPP(info));
if (err)
return (CN_DEAD);
info->fb_cmsize = 16;
}
/* Clear the screen. */
vd->vd_driver->vd_blank(vd, TC_BLACK);
/* Wakeup screen. KMS need this. */
vt_fb_postswitch(vd);
return (CN_INTERNAL);
}