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xilinx_uartlite: Accept input after rx FIFO pop

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The device return false from the can receive function when the FIFO is
full. This mean the device should check for buffered input whenever a byte is
popped from the FIFO.

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 16:53:44 +10:00 committed by Edgar E. Iglesias
parent 859cc10d23
commit 80625b97b5
1 changed files with 1 additions and 0 deletions
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hw/xilinx_uartlite.c
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@ -97,6 +97,7 @@ uart_read(void *opaque, hwaddr addr, unsigned int size)
s->rx_fifo_len--;
uart_update_status(s);
uart_update_irq(s);
qemu_chr_accept_input(s->chr);
break;
default: