diff options
Diffstat (limited to 'hw/char/exynos4210_uart.c')
| -rw-r--r-- | hw/char/exynos4210_uart.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/hw/char/exynos4210_uart.c b/hw/char/exynos4210_uart.c index 6361df2..9b21d20 100644 --- a/hw/char/exynos4210_uart.c +++ b/hw/char/exynos4210_uart.c @@ -553,7 +553,11 @@ static int exynos4210_uart_can_receive(void *opaque) { Exynos4210UartState *s = (Exynos4210UartState *)opaque; - return fifo_empty_elements_number(&s->rx); + if (s->reg[I_(UFCON)] & UFCON_FIFO_ENABLE) { + return fifo_empty_elements_number(&s->rx); + } else { + return !(s->reg[I_(UTRSTAT)] & UTRSTAT_Rx_BUFFER_DATA_READY); + } } static void exynos4210_uart_receive(void *opaque, const uint8_t *buf, int size) |