LOONGSON_TIMER_IRQ   14 arch/mips/include/asm/mach-loongson64/irq.h #define LOONGSON_TIMER_IRQ  (MIPS_CPU_IRQ_BASE + 7) /* CPU Timer */
LOONGSON_TIMER_IRQ   18 arch/mips/loongson64/lemote-2f/irq.c #define LOONGSON_TIMER_IRQ	(MIPS_CPU_IRQ_BASE + 7) /* cpu timer */