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Support USARTs up to USART5 in serial

pull/5584/head
Steven Cooreman 2017-11-24 15:53:09 +01:00
parent 3d4cae84d5
commit 53f88b5e26
1 changed files with 144 additions and 5 deletions
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149
targets/TARGET_Silicon_Labs/TARGET_EFM32/serial_api.c
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@ -78,7 +78,7 @@ static uint32_t serial_irq_ids[MODULES_SIZE_SERIAL] = { 0 };
/* Interrupt handler from mbed common */
static uart_irq_handler irq_handler;
/* Keep track of incoming DMA IRQ's */
static bool serial_dma_irq_fired[DMACTRL_CH_CNT] = { false };
static bool serial_dma_irq_fired[DMA_CHAN_COUNT] = { false };
/* Serial interface on USBTX/USBRX retargets stdio */
int stdio_uart_inited = 0;
@ -120,6 +120,18 @@ static void usart1_tx_irq() { uart_irq(USART_1, TxIrq); USART_IntClear((USART_Ty
static void usart2_rx_irq() { uart_irq(USART_2, RxIrq); }
static void usart2_tx_irq() { uart_irq(USART_2, TxIrq); USART_IntClear((USART_TypeDef*)USART_2, USART_IFC_TXC);}
#endif
#ifdef USART3
static void usart3_rx_irq() { uart_irq(USART_3, RxIrq); }
static void usart3_tx_irq() { uart_irq(USART_3, TxIrq); USART_IntClear((USART_TypeDef*)USART_3, USART_IFC_TXC);}
#endif
#ifdef USART4
static void usart4_rx_irq() { uart_irq(USART_4, RxIrq); }
static void usart4_tx_irq() { uart_irq(USART_4, TxIrq); USART_IntClear((USART_TypeDef*)USART_4, USART_IFC_TXC);}
#endif
#ifdef USART5
static void usart5_rx_irq() { uart_irq(USART_5, RxIrq); }
static void usart5_tx_irq() { uart_irq(USART_5, TxIrq); USART_IntClear((USART_TypeDef*)USART_5, USART_IFC_TXC);}
#endif
#ifdef LEUART0
static void leuart0_irq()
{
@ -250,6 +262,18 @@ static inline uint8_t serial_pointer_get_index(uint32_t serial_ptr)
if (serial_ptr == USART_2) return index;
index++;
#endif
#ifdef USART3
if (serial_ptr == USART_3) return index;
index++;
#endif
#ifdef USART4
if (serial_ptr == USART_4) return index;
index++;
#endif
#ifdef USART5
if (serial_ptr == USART_5) return index;
index++;
#endif
#ifdef LEUART0
if (serial_ptr == LEUART_0) return index;
index++;
@ -301,6 +325,18 @@ static inline IRQn_Type serial_get_rx_irq_index(serial_t *obj)
case USART_2:
return USART2_RX_IRQn;
#endif
#ifdef USART3
case USART_3:
return USART3_RX_IRQn;
#endif
#ifdef USART4
case USART_4:
return USART4_RX_IRQn;
#endif
#ifdef USART5
case USART_5:
return USART5_RX_IRQn;
#endif
#ifdef LEUART0
case LEUART_0:
return LEUART0_IRQn;
@ -344,6 +380,18 @@ static inline IRQn_Type serial_get_tx_irq_index(serial_t *obj)
case USART_2:
return USART2_TX_IRQn;
#endif
#ifdef USART3
case USART_3:
return USART3_TX_IRQn;
#endif
#ifdef USART4
case USART_4:
return USART4_TX_IRQn;
#endif
#ifdef USART5
case USART_5:
return USART5_TX_IRQn;
#endif
#ifdef LEUART0
case LEUART_0:
return LEUART0_IRQn;
@ -387,6 +435,18 @@ inline CMU_Clock_TypeDef serial_get_clock(serial_t *obj)
case USART_2:
return cmuClock_USART2;
#endif
#ifdef USART3
case USART_3:
return cmuClock_USART3;
#endif
#ifdef USART4
case USART_4:
return cmuClock_USART4;
#endif
#ifdef USART5
case USART_5:
return cmuClock_USART5;
#endif
#ifdef LEUART0
case LEUART_0:
return cmuClock_LEUART0;
@ -466,6 +526,27 @@ void serial_preinit(serial_t *obj, PinName tx, PinName rx)
NVIC_SetPriority(USART2_TX_IRQn, 1);
break;
#endif
#ifdef USART3
case USART_3:
NVIC_SetVector(USART3_RX_IRQn, (uint32_t) &usart3_rx_irq);
NVIC_SetVector(USART3_TX_IRQn, (uint32_t) &usart3_tx_irq);
NVIC_SetPriority(USART3_TX_IRQn, 1);
break;
#endif
#ifdef USART4
case USART_4:
NVIC_SetVector(USART4_RX_IRQn, (uint32_t) &usart4_rx_irq);
NVIC_SetVector(USART4_TX_IRQn, (uint32_t) &usart4_tx_irq);
NVIC_SetPriority(USART4_TX_IRQn, 1);
break;
#endif
#ifdef USART5
case USART_5:
NVIC_SetVector(USART5_RX_IRQn, (uint32_t) &usart5_rx_irq);
NVIC_SetVector(USART5_TX_IRQn, (uint32_t) &usart5_tx_irq);
NVIC_SetPriority(USART5_TX_IRQn, 1);
break;
#endif
#ifdef LEUART0
case LEUART_0:
NVIC_SetVector(LEUART0_IRQn, (uint32_t) &leuart0_irq);
@ -519,13 +600,13 @@ static void serial_set_route(serial_t *obj)
obj->serial.periph.leuart->ROUTE &= ~LEUART_ROUTE_RXPEN;
}
#else
if(obj->serial.location_tx != NC) {
if(obj->serial.location_tx != (uint32_t)NC) {
obj->serial.periph.leuart->ROUTELOC0 = (obj->serial.periph.leuart->ROUTELOC0 & (~_LEUART_ROUTELOC0_TXLOC_MASK)) | (obj->serial.location_tx << _LEUART_ROUTELOC0_TXLOC_SHIFT);
obj->serial.periph.leuart->ROUTEPEN = (obj->serial.periph.leuart->ROUTEPEN & (~_LEUART_ROUTEPEN_TXPEN_MASK)) | LEUART_ROUTEPEN_TXPEN;
} else {
obj->serial.periph.leuart->ROUTEPEN = (obj->serial.periph.leuart->ROUTEPEN & (~_LEUART_ROUTEPEN_TXPEN_MASK));
}
if(obj->serial.location_rx != NC) {
if(obj->serial.location_rx != (uint32_t)NC) {
obj->serial.periph.leuart->ROUTELOC0 = (obj->serial.periph.leuart->ROUTELOC0 & (~_LEUART_ROUTELOC0_RXLOC_MASK)) | (obj->serial.location_rx << _LEUART_ROUTELOC0_RXLOC_SHIFT);
obj->serial.periph.leuart->ROUTEPEN = (obj->serial.periph.leuart->ROUTEPEN & (~_LEUART_ROUTEPEN_RXPEN_MASK)) | LEUART_ROUTEPEN_RXPEN;
} else {
@ -548,13 +629,13 @@ static void serial_set_route(serial_t *obj)
obj->serial.periph.uart->ROUTE &= ~USART_ROUTE_RXPEN;
}
#else
if(obj->serial.location_tx != NC) {
if(obj->serial.location_tx != (uint32_t)NC) {
obj->serial.periph.uart->ROUTELOC0 = (obj->serial.periph.uart->ROUTELOC0 & (~_USART_ROUTELOC0_TXLOC_MASK)) | (obj->serial.location_tx << _USART_ROUTELOC0_TXLOC_SHIFT);
obj->serial.periph.uart->ROUTEPEN = (obj->serial.periph.uart->ROUTEPEN & (~_USART_ROUTEPEN_TXPEN_MASK)) | USART_ROUTEPEN_TXPEN;
} else {
obj->serial.periph.uart->ROUTEPEN = (obj->serial.periph.uart->ROUTEPEN & (~_USART_ROUTEPEN_TXPEN_MASK));
}
if(obj->serial.location_rx != NC) {
if(obj->serial.location_rx != (uint32_t)NC) {
obj->serial.periph.uart->ROUTELOC0 = (obj->serial.periph.uart->ROUTELOC0 & (~_USART_ROUTELOC0_RXLOC_MASK)) | (obj->serial.location_rx << _USART_ROUTELOC0_RXLOC_SHIFT);
obj->serial.periph.uart->ROUTEPEN = (obj->serial.periph.uart->ROUTEPEN & (~_USART_ROUTEPEN_RXPEN_MASK)) | USART_ROUTEPEN_RXPEN;
} else {
@ -1174,6 +1255,21 @@ static void serial_dmaSetupChannel(serial_t *obj, bool tx_nrx)
channelConfig.select = DMAREQ_USART2_TXBL;
break;
#endif
#ifdef USART3
case USART_3:
channelConfig.select = DMAREQ_USART3_TXBL;
break;
#endif
#ifdef USART4
case USART_4:
channelConfig.select = DMAREQ_USART4_TXBL;
break;
#endif
#ifdef USART5
case USART_5:
channelConfig.select = DMAREQ_USART5_TXBL;
break;
#endif
#ifdef LEUART0
case LEUART_0:
channelConfig.select = DMAREQ_LEUART0_TXBL;
@ -1219,6 +1315,21 @@ static void serial_dmaSetupChannel(serial_t *obj, bool tx_nrx)
channelConfig.select = DMAREQ_USART2_RXDATAV;
break;
#endif
#ifdef USART3
case USART_3:
channelConfig.select = DMAREQ_USART3_RXDATAV;
break;
#endif
#ifdef USART4
case USART_4:
channelConfig.select = DMAREQ_USART4_RXDATAV;
break;
#endif
#ifdef USART5
case USART_5:
channelConfig.select = DMAREQ_USART5_RXDATAV;
break;
#endif
#ifdef LEUART0
case LEUART_0:
channelConfig.select = DMAREQ_LEUART0_RXDATAV;
@ -1453,6 +1564,34 @@ static void serial_dmaActivate(serial_t *obj, void* cb, void* buffer, int length
obj->serial.periph.uart->CMD = USART_CMD_RXEN | USART_CMD_CLEARRX;
break;
#endif
#ifdef USART2
case USART_2:
dma_periph = ldmaPeripheralSignal_USART2_RXDATAV;
source_addr = &USART2->RXDATA;
obj->serial.periph.uart->CMD = USART_CMD_RXEN | USART_CMD_CLEARRX;
break;
#endif
#ifdef USART3
case USART_3:
dma_periph = ldmaPeripheralSignal_USART3_RXDATAV;
source_addr = &USART3->RXDATA;
obj->serial.periph.uart->CMD = USART_CMD_RXEN | USART_CMD_CLEARRX;
break;
#endif
#ifdef USART4
case USART_4:
dma_periph = ldmaPeripheralSignal_USART4_RXDATAV;
source_addr = &USART4->RXDATA;
obj->serial.periph.uart->CMD = USART_CMD_RXEN | USART_CMD_CLEARRX;
break;
#endif
#ifdef USART5
case USART_5:
dma_periph = ldmaPeripheralSignal_USART5_RXDATAV;
source_addr = &USART5->RXDATA;
obj->serial.periph.uart->CMD = USART_CMD_RXEN | USART_CMD_CLEARRX;
break;
#endif
#ifdef LEUART0
case LEUART_0:
dma_periph = ldmaPeripheralSignal_LEUART0_RXDATAV;