int
topcat_windowmove(struct diofb *fb, u_int16_t sx, u_int16_t sy,
u_int16_t dx, u_int16_t dy, u_int16_t cx, u_int16_t cy, int16_t rop,
int16_t planemask)
{
volatile struct tcboxfb *tc = (struct tcboxfb *)fb->regkva;
tc_waitbusy(tc, fb->planemask);
tc->wen = planemask;
tc->wmrr = rop;
if (planemask != 0xff) {
tc->wen = planemask ^ 0xff;
tc->wmrr = rop ^ 0x0f;
tc->wen = fb->planemask;
}
tc->source_y = sy;
tc->source_x = sx;
tc->dest_y = dy;
tc->dest_x = dx;
tc->wheight = cy;
tc->wwidth = cx;
tc->wmove = fb->planemask;
tc_waitbusy(tc, fb->planemask);
return (0);
}
void
topcat_init(struct ite_data *ip)
{
ip->bmv = topcat_windowmove;
/*
* Catseye looks a lot like a topcat, but not completely.
* So, we set some bits to make it work.
*/
if (REGBASE->fbid != GID_TOPCAT) {
while ((REGBASE->catseye_status & 1))
;
REGBASE->catseye_status = 0x0;
REGBASE->vb_select = 0x0;
REGBASE->tcntrl = 0x0;
REGBASE->acntrl = 0x0;
REGBASE->pncntrl = 0x0;
REGBASE->rug_cmdstat = 0x90;
}
/*
* Determine the number of planes by writing to the first frame
* buffer display location, then reading it back.
*/
REGBASE->wen = ~0;
REGBASE->fben = ~0;
REGBASE->prr = RR_COPY;
*FBBASE = 0xFF;
ip->planemask = *FBBASE;
/*
* Enable reading/writing of all the planes.
*/
REGBASE->fben = ip->planemask;
REGBASE->wen = ip->planemask;
REGBASE->ren = ip->planemask;
REGBASE->prr = RR_COPY;
ite_fontinfo(ip);
/*
* Clear the framebuffer on all planes.
*/
topcat_windowmove(ip, 0, 0, 0, 0, ip->fbheight, ip->fbwidth, RR_CLEAR);
tc_waitbusy(ip->regbase, ip->planemask);
ite_fontinit8bpp(ip);
/*
* Stash the inverted cursor.
*/
topcat_windowmove(ip, charY(ip, ' '), charX(ip, ' '),
ip->cblanky, ip->cblankx, ip->ftheight,
ip->ftwidth, RR_COPYINVERTED);
}
void
topcat_windowmove(struct ite_data *ip, int sy, int sx, int dy, int dx, int h,
int w, int func)
{
struct tcboxfb *rp = REGBASE;
if (h == 0 || w == 0)
return;
tc_waitbusy(ip->regbase, ip->planemask);
rp->wmrr = func;
rp->source_y = sy;
rp->source_x = sx;
rp->dest_y = dy;
rp->dest_x = dx;
rp->wheight = h;
rp->wwidth = w;
rp->wmove = ip->planemask;
}
