*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
(void) lpc_usart.iir_fcr;
while (lpc_usart.lsr & (1 << LPC_USART_LSR_RDR)) {
- char c = lpc_usart.rbr_thr;
+ char c = (char) lpc_usart.rbr_thr;
if (!ao_fifo_full(ao_usart_rx_fifo))
ao_fifo_insert(ao_usart_rx_fifo, c);
wake_input = 1;
}
if (wake_input) {
ao_wakeup(&ao_usart_rx_fifo);
- if (stdin)
- ao_wakeup(&ao_stdin_ready);
+#if USE_SERIAL_0_STDIN
+ ao_wakeup(&ao_stdin_ready);
+#endif
}
}
/* DL MSB */
lpc_usart.ier = (ao_usart_speeds[speed].dl >> 8) & 0xff;
- lpc_usart.fdr = ((ao_usart_speeds[speed].divaddval << LPC_USART_FDR_DIVADDVAL) |
- (ao_usart_speeds[speed].mulval << LPC_USART_FDR_MULVAL));
+ lpc_usart.fdr = (((uint32_t) ao_usart_speeds[speed].divaddval << LPC_USART_FDR_DIVADDVAL) |
+ ((uint32_t) ao_usart_speeds[speed].mulval << LPC_USART_FDR_MULVAL));
/* Turn access to divisor latches back off */
- lpc_usart.lcr &= ~(1 << LPC_USART_LCR_DLAB);
+ lpc_usart.lcr &= ~(1UL << LPC_USART_LCR_DLAB);
}
void