DDR_WINDOW_BASE
mem_layout[0].mem_first_page = atop(DDR_WINDOW_BASE) + 1;
mem_layout[0].mem_last_page = atop(DDR_WINDOW_BASE) +
loongson_dma_base = PCI_DDR_BASE ^ DDR_WINDOW_BASE;
loongson_memlo_alias = DDR_WINDOW_BASE;
loongson2f_setup_window(MASTER_CPU, WINDOW_CPU_DDR, DDR_WINDOW_BASE,