ISA_END_ADDRESS 430 arch/x86/mm/ioremap.c (void __force *)addr < phys_to_virt(ISA_END_ADDRESS)) ISA_END_ADDRESS 52 arch/x86/xen/setup.c e820_add_region(ISA_START_ADDRESS, ISA_END_ADDRESS - ISA_START_ADDRESS, ISA_END_ADDRESS 135 include/asm-x86/e820.h #define is_ISA_range(s, e) ((s) >= ISA_START_ADDRESS && (e) < ISA_END_ADDRESS)