MCFINTC_IMRL
mcf_write32(0x1, MCFICM_INTC0 + MCFINTC_IMRL);
mcf_write32(0x1, MCFICM_INTC1 + MCFINTC_IMRL);
imraddr += (irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL;
imraddr += ((irq & 0x20) ? MCFINTC_IMRH : MCFINTC_IMRL);