diff options
Diffstat (limited to 'drivers/chibios/serial_usart.c')
| -rw-r--r-- | drivers/chibios/serial_usart.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/drivers/chibios/serial_usart.c b/drivers/chibios/serial_usart.c index a3e21f90bc..7c81b16464 100644 --- a/drivers/chibios/serial_usart.c +++ b/drivers/chibios/serial_usart.c @@ -58,7 +58,10 @@ # error invalid SELECT_SOFT_SERIAL_SPEED value #endif -#define TIMEOUT 100 +#ifndef SERIAL_USART_TIMEOUT +# define SERIAL_USART_TIMEOUT 100 +#endif + #define HANDSHAKE_MAGIC 7 static inline msg_t sdWriteHalfDuplex(SerialDriver* driver, uint8_t* data, uint8_t size) { @@ -201,21 +204,21 @@ int soft_serial_transaction(int index) { sdClear(&SERIAL_USART_DRIVER); // First chunk is always transaction id - sdWriteTimeout(&SERIAL_USART_DRIVER, &sstd_index, sizeof(sstd_index), TIME_MS2I(TIMEOUT)); + sdWriteTimeout(&SERIAL_USART_DRIVER, &sstd_index, sizeof(sstd_index), TIME_MS2I(SERIAL_USART_TIMEOUT)); uint8_t sstd_index_shake = 0xFF; // Which we always read back first so that we can error out correctly // - due to the half duplex limitations on return codes, we always have to read *something* // - without the read, write only transactions *always* succeed, even during the boot process where the slave is not ready - res = sdReadTimeout(&SERIAL_USART_DRIVER, &sstd_index_shake, sizeof(sstd_index_shake), TIME_MS2I(TIMEOUT)); + res = sdReadTimeout(&SERIAL_USART_DRIVER, &sstd_index_shake, sizeof(sstd_index_shake), TIME_MS2I(SERIAL_USART_TIMEOUT)); if (res < 0 || (sstd_index_shake != (sstd_index ^ HANDSHAKE_MAGIC))) { dprintf("serial::usart_shake NO_RESPONSE\n"); return TRANSACTION_NO_RESPONSE; } if (trans->initiator2target_buffer_size) { - res = sdWriteTimeout(&SERIAL_USART_DRIVER, trans->initiator2target_buffer, trans->initiator2target_buffer_size, TIME_MS2I(TIMEOUT)); + res = sdWriteTimeout(&SERIAL_USART_DRIVER, trans->initiator2target_buffer, trans->initiator2target_buffer_size, TIME_MS2I(SERIAL_USART_TIMEOUT)); if (res < 0) { dprintf("serial::usart_transmit NO_RESPONSE\n"); return TRANSACTION_NO_RESPONSE; @@ -223,7 +226,7 @@ int soft_serial_transaction(int index) { } if (trans->target2initiator_buffer_size) { - res = sdReadTimeout(&SERIAL_USART_DRIVER, trans->target2initiator_buffer, trans->target2initiator_buffer_size, TIME_MS2I(TIMEOUT)); + res = sdReadTimeout(&SERIAL_USART_DRIVER, trans->target2initiator_buffer, trans->target2initiator_buffer_size, TIME_MS2I(SERIAL_USART_TIMEOUT)); if (res < 0) { dprintf("serial::usart_receive NO_RESPONSE\n"); return TRANSACTION_NO_RESPONSE; |