MIPS_CPU_ISA_64BIT  430 arch/mips/include/asm/cpu-features.h # define cpu_has_64bits		(cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT)
MIPS_CPU_ISA_64BIT  433 arch/mips/include/asm/cpu-features.h # define cpu_has_64bit_zero_reg	(cpu_data[0].isa_level & MIPS_CPU_ISA_64BIT)