static void gl_ggiUpdateState(GLcontext *ctx, GLuint new_state)
{
ggi_mesa_context_t ggi_ctx = (ggi_mesa_context_t)ctx->DriverCtx;
GGIMESADPRINT_CORE("gl_ggiUpdateState() called\n");
/* Propogate statechange information to swrast and swrast_setup
* modules. The GGI driver has no internal GL-dependent state.
*/
_swrast_InvalidateState(ctx, new_state);
_swsetup_InvalidateState(ctx, new_state);
_tnl_InvalidateState(ctx, new_state);
/* XXX: Better use an assertion that bails out here on failure */
if (!LIBGGI_MESAEXT(ggi_ctx->ggi_visual)->update_state) {
GGIMESADPRINT_CORE("update_state == NULL!\n");
GGIMESADPRINT_CORE("Please check your config files!\n");
ggiPanic("");
}
LIBGGI_MESAEXT(ggi_ctx->ggi_visual)->update_state(ggi_ctx);
}
static int GGIopen(ggi_visual *vis, struct ggi_dlhandle *dlh,
const char *args, void *argptr, uint32_t *dlret)
{
ggi_accel_t *accel;
Gx00_context_t *ctx;
/* NB: The accel engine is resource 2 (1 is the ILOAD aperture,
** 0 the framebuffer) */
if (!(accel = KGI_PRIV(vis)->map_accel(vis, 2, 0,
GX00_BUFFER_SIZE_ORDER, GX00_BUFFER_NUM, 0)))
return GGI_ENODEVICE;
if (!(ctx = (Gx00_context_t*)malloc(sizeof(*ctx))))
return GGI_ENOMEM;
/* setup the accel_priv data structures */
KGI_ACCEL_PRIV(vis) = ctx;
memset(ctx, 0, sizeof(*ctx));
ctx->accel = accel;
ctx->hwgc_mask = 0; /* TODO: Should use -1 instead? */
/* setup the DMA buffers */
GX00_INIT(vis);
/* Initializes the pitch */
GX00_WRITE_REG(vis, LIBGGI_VIRTX(vis), PITCH);
/* Initializes the MACCESS fields */
{
uint32_t maccess = MACCESS_ZWIDTH_ZW16; /* NB: no fogging */
switch (GT_ByPP(LIBGGI_GT(vis))) {
case 1:
maccess |= MACCESS_PWIDTH_PW8;
break;
case 2:
maccess |= MACCESS_PWIDTH_PW16;
if (LIBGGI_GT(vis) == GT_15BIT)
maccess |= MACCESS_DIT555;
/* else: GT_16BIT */
break;
case 4:
maccess |= MACCESS_PWIDTH_PW32;
break;
case 3:
maccess |= MACCESS_PWIDTH_PW24;
break;
default:
ggiPanic("Unknown depth size!");
break;
}
/* TODO: check? -- ortalo: maccess |= MACCESS_NODITHER; */
GX00_WRITE_REG(vis, maccess, MACCESS);
}
/* Initializes the destination origin */
GX00_WRITE_REG(vis, 0x0, DSTORG);
/* Initializes the old-style destination origin */
GX00_WRITE_REG(vis, 0x0, YDSTORG);
/* Initializes the plane mask */
GX00_WRITE_REG(vis, 0xFFFFFFFF, PLNWT);
#if 0 /* Maybe not needed? TODO: Check in libggi if clipping is initialized */
/* Initializes the clipping to max */
GX00_WRITE_REG(vis, 0 |
(((LIBGGI_X(vis) - 1) << CXBNDRY_CXRIGHT_SHIFT)
& CXBNDRY_CXRIGHT_MASK),
CXBNDRY);
GX00_WRITE_REG(vis, 0, YTOP);
GX00_WRITE_REG(vis, (LIBGGI_Y(vis) - 1) * LIBGGI_VIRTX(vis),
YBOT);
#endif
vis->opdisplay->idleaccel = GGI_kgi_Gx00_idleaccel;
vis->opdisplay->flush = GGI_kgi_Gx00_flush;
vis->opgc->gcchanged = GGI_kgi_Gx00_gcchanged;
vis->opdraw->drawhline_nc = GGI_kgi_Gx00_drawhline_nc;
vis->opdraw->drawhline = GGI_kgi_Gx00_drawhline;
vis->opdraw->drawvline_nc = GGI_kgi_Gx00_drawvline_nc;
vis->opdraw->drawvline = GGI_kgi_Gx00_drawvline;
vis->opdraw->drawbox = GGI_kgi_Gx00_drawbox;
vis->opdraw->fillscreen = GGI_kgi_Gx00_fillscreen;
vis->opdraw->drawline = GGI_kgi_Gx00_drawline;
vis->opdraw->copybox = GGI_kgi_Gx00_copybox;
/* bugs on the G400
*/
vis->opdraw->getcharsize = GGI_kgi_Gx00_getcharsize;
vis->opdraw->putc = GGI_kgi_Gx00_putc;
/* The generic puts uses putc, so...
vis->opdraw->puts = GGI_kgi_Gx00_puts;
*/
vis->needidleaccel = 1;
vis->accelactive = 0;
*dlret = GGI_DL_OPDRAW | GGI_DL_OPGC;
return 0;
}
