diff options
| -rw-r--r-- | bsps/riscv/riscv/console/fe310-uart.c | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/bsps/riscv/riscv/console/fe310-uart.c b/bsps/riscv/riscv/console/fe310-uart.c index 4ae62d7176..506521add0 100644 --- a/bsps/riscv/riscv/console/fe310-uart.c +++ b/bsps/riscv/riscv/console/fe310-uart.c @@ -34,11 +34,13 @@ int fe310_uart_read(rtems_termios_device_context *base) { fe310_uart_context * ctx = (fe310_uart_context*) base; + int32_t rxdata; - if ((ctx->regs->rxdata & TXRXREADY) != 0) { + rxdata = ctx->regs->rxdata; + if ((rxdata & TXRXREADY) != 0) { return -1; } else { - return ctx->regs->rxdata; + return rxdata & 0xFF; } } @@ -91,6 +93,7 @@ static bool fe310_uart_first_open ( (ctx->regs)->div = riscv_get_core_frequency() / 115200 - 1; (ctx->regs)->txctrl |= 1; (ctx->regs)->rxctrl |= 1; + (ctx->regs)->ie = 0; return true; }; |