TXx9_IRCR_UP       44 arch/mips/kernel/irq_txx9.c #define TXx9_IRCR_UP	0x00000003
TXx9_IRCR_UP       35 arch/mips/txx9/generic/irq_tx4939.c #define TXx9_IRCR_UP	0x00000003