chipid_membase 32 arch/mips/ralink/early_printk.c static __iomem void *chipid_membase = (__iomem void *) KSEG1ADDR(CHIPID_BASE); chipid_membase 48 arch/mips/ralink/early_printk.c (__raw_readl(chipid_membase) == MT7628_CHIP_NAME1);