void TexPacket::alloc(unsigned int _width, unsigned int _height) {
width = _width;
height = _height;
if (tex || fb) {
WARNING("WARNING: TexPacket::alloc on non-zero tex/fb: " << tex << "/" << fb);
}
if (width > 10000 || height > 10000) {
assert(0);
}
alloc_tex(width, height, tex);
alloc_fb(tex, fb);
Graphics::gl_errors("TexPacket::alloc");
}
int video_reserve(ulong *addrp)
{
struct udevice *dev;
ulong size;
gd->video_top = *addrp;
for (uclass_find_first_device(UCLASS_VIDEO, &dev);
dev;
uclass_find_next_device(&dev)) {
size = alloc_fb(dev, addrp);
debug("%s: Reserving %lx bytes at %lx for video device '%s'\n",
__func__, size, *addrp, dev->name);
}
gd->video_bottom = *addrp;
debug("Video frame buffers from %lx to %lx\n", gd->video_bottom,
gd->video_top);
return 0;
}
/* Post-relocation, allocate memory for the frame buffer */
static int video_post_bind(struct udevice *dev)
{
ulong addr = gd->video_top;
ulong size;
/* Before relocation there is nothing to do here */
if ((!gd->flags & GD_FLG_RELOC))
return 0;
size = alloc_fb(dev, &addr);
if (addr < gd->video_bottom) {
/* Device tree node may need the 'u-boot,dm-pre-reloc' tag */
printf("Video device '%s' cannot allocate frame buffer memory -ensure the device is set up before relocation\n",
dev->name);
return -ENOSPC;
}
debug("%s: Claiming %lx bytes at %lx for video device '%s'\n",
__func__, size, addr, dev->name);
gd->video_bottom = addr;
return 0;
}
