RMIXL_PCIXREG_WRITE
RMIXL_PCIXREG_WRITE(RMIXL_PCIX_ECFG_INTR_CONTROL, control);
RMIXL_PCIXREG_WRITE(RMIXL_PCIX_ECFG_XLR_MBLE, 0);
RMIXL_PCIXREG_WRITE(RMIXL_PCIX_ECFG_INTR_CONTROL,
RMIXL_PCIXREG_WRITE(RMIXL_PCIX_ECFG_INTR_CONTROL, r);
RMIXL_PCIXREG_WRITE(RMIXL_PCIX_ECFG_INTR_CONTROL, r);