int
cgtwelve_ioctl(void *dev, u_long cmd, caddr_t data, int flags, struct proc *p)
{
struct cgtwelve_softc *sc = dev;
struct wsdisplay_fbinfo *wdf;
/*
* Note that, although the emulation (text) mode is running in the
* overlay plane, we advertize the frame buffer as the full-blown
* 32-bit beast it is.
*/
switch (cmd) {
case WSDISPLAYIO_GTYPE:
*(u_int *)data = WSDISPLAY_TYPE_SUNCG12;
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 = 32;
wdf->cmsize = 0;
break;
case WSDISPLAYIO_GETSUPPORTEDDEPTH:
*(u_int *)data = WSDISPLAYIO_DEPTH_24_32;
break;
case WSDISPLAYIO_LINEBYTES:
*(u_int *)data = sc->sc_sunfb.sf_linebytes * 32;
break;
case WSDISPLAYIO_GETCMAP:
case WSDISPLAYIO_PUTCMAP:
break;
case WSDISPLAYIO_SMODE:
if (*(int *)data == WSDISPLAYIO_MODE_EMUL) {
/* Back from X11 to text mode */
cgtwelve_reset(sc, 1);
} else {
/* Starting X11, switch to 32 bit mode */
cgtwelve_reset(sc, 32);
}
break;
case WSDISPLAYIO_SVIDEO:
case WSDISPLAYIO_GVIDEO:
break;
default:
return (-1); /* not supported yet */
}
return (0);
}
/*
* Shutdown hook used to restore PROM-compatible video mode on shutdown,
* so that the PROM prompt is visible again.
*/
void
cgtwelve_prom(void *v)
{
struct cgtwelve_softc *sc = v;
extern struct consdev consdev_prom;
if (sc->sc_sunfb.sf_depth != 1) {
cgtwelve_reset(sc, 1);
/*
* Go back to prom output for the last few messages, so they
* will be displayed correctly.
*/
cn_tab = &consdev_prom;
}
}
/*
* Attach and initialize a cgtwelve.
*/
void
cgtwelveattach(struct device *parent, struct device *self, void *args)
{
struct cgtwelve_softc *sc = (struct cgtwelve_softc *)self;
struct sbus_attach_args *sa = args;
bus_space_tag_t bt;
bus_space_handle_t bh;
int node, isconsole = 0;
char *ps;
bt = sa->sa_bustag;
node = sa->sa_node;
printf(": %s", getpropstring(node, "model"));
ps = getpropstring(node, "dev_id");
if (*ps != '\0')
printf(" (%s)", ps);
printf("\n");
isconsole = node == fbnode;
if (sa->sa_nreg == 0) {
printf("%s: no SBus registers!\n", self->dv_xname);
return;
}
sc->sc_bustag = bt;
/*
* Map registers
*/
if (sbus_bus_map(bt, sa->sa_slot, sa->sa_offset +
CG12_OFF_DPU, sizeof(struct cgtwelve_dpu),
BUS_SPACE_MAP_LINEAR, 0, &bh) != 0) {
printf("%s: can't map DPU registers\n", self->dv_xname);
return;
}
sc->sc_dpu = bus_space_vaddr(bt, bh);
if (sbus_bus_map(bt, sa->sa_slot, sa->sa_offset +
CG12_OFF_APU, sizeof(struct cgtwelve_apu),
BUS_SPACE_MAP_LINEAR, 0, &bh) != 0) {
printf("%s: can't map APU registers\n", self->dv_xname);
return;
}
sc->sc_apu = bus_space_vaddr(bt, bh);
if (sbus_bus_map(bt, sa->sa_slot, sa->sa_offset +
CG12_OFF_DAC, sizeof(struct cgtwelve_dac),
BUS_SPACE_MAP_LINEAR, 0, &bh) != 0) {
printf("%s: can't map RAMDAC registers\n", self->dv_xname);
return;
}
sc->sc_ramdac = bus_space_vaddr(bt, bh);
/*
* The console is using the 1-bit overlay plane, while the prom
* will correctly report 32 bit depth.
*/
fb_setsize(&sc->sc_sunfb, 1, CG12_WIDTH, CG12_HEIGHT,
node, 0);
sc->sc_sunfb.sf_depth = 1;
sc->sc_sunfb.sf_linebytes = sc->sc_sunfb.sf_width / 8;
sc->sc_sunfb.sf_fbsize = sc->sc_sunfb.sf_height *
sc->sc_sunfb.sf_linebytes;
sc->sc_highres = sc->sc_sunfb.sf_width == CG12_WIDTH_HR;
/*
* Map planes
*/
if (sbus_bus_map(bt, sa->sa_slot, sa->sa_offset +
(sc->sc_highres ? CG12_OFF_OVERLAY0_HR : CG12_OFF_OVERLAY0),
round_page(sc->sc_highres ? CG12_SIZE_OVERLAY_HR :
CG12_SIZE_OVERLAY), BUS_SPACE_MAP_LINEAR, 0, &bh) != 0) {
printf("%s: can't map overlay plane\n", self->dv_xname);
return;
}
sc->sc_overlay = bus_space_vaddr(bt, bh);
if (sbus_bus_map(bt, sa->sa_slot, sa->sa_offset +
(sc->sc_highres ? CG12_OFF_INTEN_HR : CG12_OFF_INTEN),
round_page(sc->sc_highres ? CG12_SIZE_COLOR24_HR :
CG12_SIZE_COLOR24), BUS_SPACE_MAP_LINEAR, 0, &bh) != 0) {
printf("%s: can't map color plane\n", self->dv_xname);
return;
}
sc->sc_inten = bus_space_vaddr(bt, bh);
sc->sc_paddr = sbus_bus_addr(bt, sa->sa_slot, sa->sa_offset +
(sc->sc_highres ? CG12_OFF_INTEN_HR : CG12_OFF_INTEN));
/* reset cursor & frame buffer controls */
sc->sc_sunfb.sf_depth = 0; /* force action */
cgtwelve_reset(sc, 1);
sc->sc_sunfb.sf_ro.ri_bits = (void *)sc->sc_overlay;
sc->sc_sunfb.sf_ro.ri_hw = sc;
fbwscons_init(&sc->sc_sunfb, 0, isconsole);
if (isconsole) {
fbwscons_console_init(&sc->sc_sunfb, -1);
shutdownhook_establish(cgtwelve_prom, sc);
}
printf("%s: %dx%d", self->dv_xname,
sc->sc_sunfb.sf_width, sc->sc_sunfb.sf_height);
ps = getpropstring(node, "ucoderev");
if (*ps != '\0')
printf(", microcode rev. %s", ps);
printf("\n");
fbwscons_attach(&sc->sc_sunfb, &cgtwelve_accessops, isconsole);
}
void
cgtwelveattach(struct device *parent, struct device *self, void *args)
{
struct cgtwelve_softc *sc = (struct cgtwelve_softc *)self;
struct confargs *ca = args;
int node;
int isconsole = 0;
char *ps;
node = ca->ca_ra.ra_node;
printf(": %s", getpropstring(node, "model"));
ps = getpropstring(node, "dev_id");
if (*ps != '\0')
printf(" (%s)", ps);
printf("\n");
isconsole = node == fbnode;
sc->sc_phys = ca->ca_ra.ra_reg[0];
/*
* Map registers
*/
sc->sc_dpu = (struct cgtwelve_dpu *)mapiodev(ca->ca_ra.ra_reg,
CG12_OFF_DPU, sizeof(struct cgtwelve_dpu));
sc->sc_apu = (struct cgtwelve_apu *)mapiodev(ca->ca_ra.ra_reg,
CG12_OFF_APU, sizeof(struct cgtwelve_apu));
sc->sc_ramdac = (struct cgtwelve_dac *)mapiodev(ca->ca_ra.ra_reg,
CG12_OFF_DAC, sizeof(struct cgtwelve_dac));
/*
* The console is using the 1-bit overlay plane, while the prom
* will correctly report 32 bit depth.
*/
fb_setsize(&sc->sc_sunfb, 1, CG12_WIDTH, CG12_HEIGHT,
node, ca->ca_bustype);
sc->sc_sunfb.sf_depth = 1;
sc->sc_sunfb.sf_linebytes = sc->sc_sunfb.sf_width / 8;
sc->sc_sunfb.sf_fbsize = sc->sc_sunfb.sf_height *
sc->sc_sunfb.sf_linebytes;
sc->sc_highres = sc->sc_sunfb.sf_width == CG12_WIDTH_HR;
/*
* Map planes
*/
sc->sc_overlay = mapiodev(ca->ca_ra.ra_reg,
sc->sc_highres ? CG12_OFF_OVERLAY0_HR : CG12_OFF_OVERLAY0,
round_page(sc->sc_highres ? CG12_SIZE_OVERLAY_HR :
CG12_SIZE_OVERLAY));
sc->sc_inten = mapiodev(ca->ca_ra.ra_reg,
sc->sc_highres ? CG12_OFF_INTEN_HR : CG12_OFF_INTEN,
round_page(sc->sc_highres ? CG12_SIZE_COLOR24_HR :
CG12_SIZE_COLOR24));
/* reset cursor & frame buffer controls */
sc->sc_sunfb.sf_depth = 0; /* force action */
cgtwelve_reset(sc, 1);
sc->sc_sunfb.sf_ro.ri_bits = (void *)sc->sc_overlay;
sc->sc_sunfb.sf_ro.ri_hw = sc;
fbwscons_init(&sc->sc_sunfb, isconsole ? 0 : RI_CLEAR);
if (isconsole) {
fbwscons_console_init(&sc->sc_sunfb, -1);
shutdownhook_establish(cgtwelve_prom, sc);
}
printf("%s: %dx%d", self->dv_xname,
sc->sc_sunfb.sf_width, sc->sc_sunfb.sf_height);
ps = getpropstring(node, "ucoderev");
if (*ps != '\0')
printf(", microcode rev. %s", ps);
printf("\n");
fbwscons_attach(&sc->sc_sunfb, &cgtwelve_accessops, isconsole);
}