int
cgfour_ioctl(void *v, u_long cmd, caddr_t data, int flags, struct proc *p)
{
struct cgfour_softc *sc = v;
struct wsdisplay_fbinfo *wdf;
struct wsdisplay_cmap *cm;
int error;
switch (cmd) {
case WSDISPLAYIO_GTYPE:
*(u_int *)data = WSDISPLAY_TYPE_SUNCG4;
break;
case WSDISPLAYIO_GINFO:
wdf = (struct wsdisplay_fbinfo *)data;
wdf->height = sc->sc_sunfb.sf_height;
wdf->width = sc->sc_sunfb.sf_width;
wdf->depth = sc->sc_sunfb.sf_depth;
wdf->cmsize = 256;
break;
case WSDISPLAYIO_LINEBYTES:
*(u_int *)data = sc->sc_sunfb.sf_linebytes;
break;
case WSDISPLAYIO_GETCMAP:
cm = (struct wsdisplay_cmap *)data;
error = bt_getcmap(&sc->sc_cmap, cm);
if (error)
return (error);
break;
case WSDISPLAYIO_PUTCMAP:
cm = (struct wsdisplay_cmap *)data;
error = bt_putcmap(&sc->sc_cmap, cm);
if (error)
return (error);
bt_loadcmap(&sc->sc_cmap, &sc->sc_fbc->fbc_dac,
cm->index, cm->count, 1);
break;
case WSDISPLAYIO_SVIDEO:
case WSDISPLAYIO_GVIDEO:
break;
case WSDISPLAYIO_GCURPOS:
case WSDISPLAYIO_SCURPOS:
case WSDISPLAYIO_GCURMAX:
case WSDISPLAYIO_GCURSOR:
case WSDISPLAYIO_SCURSOR:
default:
return (-1); /* not supported yet */
}
return (0);
}
int
cgthree_intr(void *v)
{
struct cgthree_softc *sc = v;
if (!ISSET(sc->sc_fbc->fbc_ctrl, FBC_IENAB) ||
!ISSET(sc->sc_fbc->fbc_status, FBS_INTR)) {
/* Not expecting an interrupt, it's not for us. */
return (0);
}
/* Acknowledge the interrupt and disable it. */
sc->sc_fbc->fbc_ctrl &= ~FBC_IENAB;
bt_loadcmap(&sc->sc_cmap, &sc->sc_fbc->fbc_dac, 0, 256, 0);
return (1);
}
int
tcx_intr(void *v)
{
struct tcx_softc *sc = v;
u_int32_t thcm;
thcm = sc->sc_thc->thc_hcmisc;
if (thcm & THC_MISC_INTEN) {
thcm &= ~(THC_MISC_INTR | THC_MISC_INTEN);
/* Acknowledge the interrupt */
sc->sc_thc->thc_hcmisc = thcm | THC_MISC_INTR;
bt_loadcmap(&sc->sc_cmap, sc->sc_bt, 0, 256, 1);
/* Disable further interrupts now */
sc->sc_thc->thc_hcmisc = thcm;
return (1);
}
return (0);
}
void
cgeight_reset(struct cgeight_softc *sc, int mode)
{
volatile struct bt_regs *bt;
union bt_cmap cm;
u_int c;
bt = &sc->sc_fbc->fbc_dac;
/*
* Depending on the mode requested, disable or enable
* the overlay plane.
*/
if (mode == WSDISPLAYIO_MODE_EMUL) {
memset((void *)sc->sc_enable, 0xff,
round_page(sc->sc_sunfb.sf_fbsize));
/* Setup a strict mono colormap */
cm.cm_map[0][0] = cm.cm_map[0][1] = cm.cm_map[0][2] = 0x00;
for (c = 1; c < 256; c++) {
cm.cm_map[c][0] = cm.cm_map[c][1] = cm.cm_map[c][2] =
0xff;
}
} else {
memset((void *)sc->sc_enable, 0x00,
round_page(sc->sc_sunfb.sf_fbsize));
/* Setup a ramp colormap (direct color) */
for (c = 0; c < 256; c++) {
cm.cm_map[c][0] = cm.cm_map[c][1] = cm.cm_map[c][2] = c;
}
}
/* Upload the colormap into the DAC */
bt_loadcmap(&cm, bt, 0, 256, 0);
}
