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xilinx_uartlite: suppress "cannot receive message" 

This message is not an error condition, its just informing the user that
the device is corking the uart traffic to not drop characters.

Reported-by: Jason Wu <huanyu@xilinx.com>
Signed-off-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@gmail.com>
This commit is contained in:
Peter Crosthwaite 2012-12-05 16:53:43 +10:00 committed by Edgar E. Iglesias
parent d4d230da08
commit 859cc10d23
1 changed files with 1 additions and 5 deletions

6
hw/xilinx_uartlite.c
View File

@ -182,12 +182,8 @@ static void uart_rx(void *opaque, const uint8_t *buf, int size)
static int uart_can_rx(void *opaque)
{
struct xlx_uartlite *s = opaque;
int r;
r = s->rx_fifo_len < sizeof(s->rx_fifo);
if (!r)
printf("cannot receive!\n");
return r;
return s->rx_fifo_len < sizeof(s->rx_fifo);
}
static void uart_event(void *opaque, int event)