CONFIG_XTENSA_KSEG_512M  135 arch/xtensa/include/asm/initialize_mmu.h #ifdef CONFIG_XTENSA_KSEG_512M
CONFIG_XTENSA_KSEG_512M   43 arch/xtensa/include/asm/kmem_layout.h #elif defined(CONFIG_XTENSA_KSEG_512M)