int
gbox_dio_match(struct device *parent, void *match, void *aux)
{
struct dio_attach_args *da = aux;
/* We can not appear in DIO-II space */
if (DIO_ISDIOII(da->da_scode))
return (0);
if (da->da_id == DIO_DEVICE_ID_FRAMEBUFFER &&
da->da_secid == DIO_DEVICE_SECID_GATORBOX)
return (1);
return (0);
}
int
gbox_dio_match(device_t parent, cfdata_t cf, void *aux)
{
struct dio_attach_args *da = aux;
/* We can not appear in DIO-II space */
if (DIO_ISDIOII(da->da_scode))
return 0;
if (da->da_id == DIO_DEVICE_ID_FRAMEBUFFER &&
da->da_secid == DIO_DEVICE_SECID_GATORBOX)
return 1;
return 0;
}
/*
* Locate all bitmapped displays
*/
void
iteconfig()
{
extern struct hp_hw sc_table[];
int dtype, fboff, slotno, i;
u_int8_t *va;
struct hp_hw *hw;
struct diofbreg *fb;
struct ite_data *ip;
i = 0;
for (hw = sc_table; hw < &sc_table[MAXCTLRS]; hw++) {
if (!HW_ISDEV(hw, D_BITMAP))
continue;
fb = (struct diofbreg *)hw->hw_kva;
/* XXX: redundent but safe */
if (badaddr((caddr_t)fb) || fb->id != GRFHWID)
continue;
for (dtype = 0; dtype < nitems(itesw); dtype++)
if (itesw[dtype].ite_hwid == fb->fbid)
break;
if (dtype == nitems(itesw))
continue;
if (i >= NITE)
break;
ip = &ite_data[i];
ip->scode = hw->hw_sc;
ip->isw = &itesw[dtype];
ip->regbase = (caddr_t)fb;
fboff = (fb->fbomsb << 8) | fb->fbolsb;
ip->fbbase = (caddr_t) (*((u_char *)ip->regbase+fboff) << 16);
/* DIO II: FB offset is relative to select code space */
if (DIO_ISDIOII(ip->scode))
ip->fbbase += (int)ip->regbase;
ip->fbwidth = fb->fbwmsb << 8 | fb->fbwlsb;
ip->fbheight = fb->fbhmsb << 8 | fb->fbhlsb;
ip->dwidth = fb->dwmsb << 8 | fb->dwlsb;
ip->dheight = fb->dhmsb << 8 | fb->dhlsb;
/*
* XXX some displays (e.g. the davinci) appear
* to return a display height greater than the
* returned FB height. Guess we should go back
* to getting the display dimensions from the
* fontrom...
*/
if (ip->dwidth > ip->fbwidth)
ip->dwidth = ip->fbwidth;
if (ip->dheight > ip->fbheight)
ip->dheight = ip->fbheight;
/* confirm hardware is what we think it is */
if (itesw[dtype].ite_probe != NULL &&
(*itesw[dtype].ite_probe)(ip) != 0)
continue;
ip->alive = 1;
i++;
}
/*
* Now probe for SGC frame buffers.
*/
switch (machineid) {
case HP_400:
case HP_425:
case HP_433:
break;
default:
return;
}
/* SGC frame buffers can only be STI... */
for (dtype = 0; dtype < nitems(itesw); dtype++)
if (itesw[dtype].ite_hwid == GID_STI)
break;
if (dtype == nitems(itesw))
return;
for (slotno = 0; slotno < SGC_NSLOTS; slotno++) {
va = (u_int8_t *)IIOV(SGC_BASE + (slotno * SGC_DEVSIZE));
/* Check to see if hardware exists. */
if (badaddr(va) != 0)
continue;
/* Check hardware. */
if (va[3] == STI_DEVTYPE1) {
if (i >= NITE)
break;
ip = &ite_data[i];
ip->scode = slotno;
ip->isw = &itesw[dtype];
ip->regbase = (caddr_t)GRFIADDR; /* to get CN_MIDPRI */
/* ...and do not need an ite_probe() check */
ip->alive = 1;
i++;
/* we only support one SGC frame buffer at the moment */
break;
}
}
}
