PCC2REG_TIMER1_ICSR
VEC2ICSR(PCC2REG_TIMER1_ICSR, PCCTWO_ICR_ICLR),
VEC2ICSR(PCC2REG_TIMER1_ICSR, PCCTWO_ICR_ICLR),
bus_space_write_1(bt, bh, PCC2REG_TIMER1_ICSR, 0);
pcc2_reg_write(sys_pcctwo, PCC2REG_TIMER1_ICSR, sc->sc_clock_lvl);
pcc2_reg_write(sys_pcctwo, PCC2REG_TIMER1_ICSR,
pcc2_reg_write(sys_pcctwo, PCC2REG_TIMER1_ICSR, 0);