LOONGSON_PCIIO_SIZE
#define LOONGSON_PCIIO_TOP (LOONGSON_PCIIO_BASE+LOONGSON_PCIIO_SIZE-1)
#define LOONGSON_PCIIO_TOP (LOONGSON_PCIIO_BASE+LOONGSON_PCIIO_SIZE-1)
ioremap(LOONGSON_PCIIO_BASE, LOONGSON_PCIIO_SIZE));