added debug message

diff --git a/comedi/drivers/gsc_hpdi.c b/comedi/drivers/gsc_hpdi.c
index e2d32080b746fbeac3fceb23c3bd2c6027311f5b..2017199d5e349a152844dabccce10dccaaa7acca 100644 (file)
--- a/comedi/drivers/gsc_hpdi.c
+++ b/comedi/drivers/gsc_hpdi.c
@@ -956,6 +956,7 @@ static void handle_interrupt(int irq, void *d, struct pt_regs *regs)
        {
                comedi_error(dev, "rx fifo overrun");
                async->events |= COMEDI_CB_EOA | COMEDI_CB_ERROR;
+               DEBUG_PRINT( "dma0_status 0x%x\n", (int)readb(priv(dev)->plx9080_iobase + PLX_DMA0_CS_REG));
        }
 
        if( hpdi_board_status & RX_UNDERRUN_BIT )