dmub_align
region->base = dmub_align(top, 256);
region->top = region->base + dmub_align(window_sizes[i], 64);
return dmub_align(top, 4096);
window_sizes[DMUB_WINDOW_7_SCRATCH_MEM] = dmub_align(DMUB_SCRATCH_MEM_SIZE, 64);
window_sizes[DMUB_WINDOW_IB_MEM] = dmub_align(DMUB_IB_MEM_SIZE, 64);
window_sizes[DMUB_WINDOW_CURSOR_OFFLOAD] = dmub_align(sizeof(struct dmub_cursor_offload_v1), 64);
outbox0_rb_params.capacity = tracebuff_fb->size - dmub_align(TRACE_BUFFER_ENTRY_OFFSET, 64);