GPU_IOIF
max_ps3fb_size = ALIGN(GPU_IOIF, 256*1024*1024) - GPU_IOIF;
status = lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF,
ps3fb_videomemory.address, GPU_IOIF, xdr_lpar,
GPU_CMD_BUF_SIZE, GPU_IOIF);
lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF, xdr_lpar,
lv1_gpu_context_iomap(ps3fb.context_handle, GPU_IOIF, xdr_lpar,
GPU_IOIF + src_offset,