diff options
Diffstat (limited to 'firmware/microblaze/lib/hal_uart.c')
| -rw-r--r-- | firmware/microblaze/lib/hal_uart.c | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/firmware/microblaze/lib/hal_uart.c b/firmware/microblaze/lib/hal_uart.c index 9697f5b20..0ac6abd69 100644 --- a/firmware/microblaze/lib/hal_uart.c +++ b/firmware/microblaze/lib/hal_uart.c @@ -108,8 +108,7 @@ hal_uart_getc_timeout(hal_uart_name_t u) int timeout = 0; while (((uart_regs[u].rxlevel) == 0) && (timeout++ < HAL_UART_TIMEOUT_MS)) mdelay(1); - - return (timeout == HAL_UART_TIMEOUT_MS) ? '\n' : uart_regs[u].rxchar; //return a newline if nothing there, this will trip fngets to quit + return (timeout == HAL_UART_TIMEOUT_MS) ? -1 : uart_regs[u].rxchar; //return -1 if nothing there, cause fngets to quit } int hal_uart_rx_flush(hal_uart_name_t u) |