コード例 #1
0
void serial_init(serial_t *obj, PinName tx, PinName rx) 
{
    uint32_t uart_tx, uart_rx;
    uint32_t uart_sel;
    uint8_t uart_idx;
    PHAL_RUART_OP      pHalRuartOp;
    PHAL_RUART_ADAPTER pHalRuartAdapter;
    
    // Determine the UART to use (UART0, UART1, or UART3)
    uart_tx = pinmap_peripheral(tx, PinMap_UART_TX);
    uart_rx = pinmap_peripheral(rx, PinMap_UART_RX);

    uart_sel = pinmap_merge(uart_tx, uart_rx);
    uart_idx = RTL_GET_PERI_IDX(uart_sel);
    if (unlikely(uart_idx == (uint8_t)NC)) {
        DBG_UART_ERR("%s: Cannot find matched UART\n", __FUNCTION__);
        return;
    }

    pHalRuartOp = &(obj->hal_uart_op);
    pHalRuartAdapter = &(obj->hal_uart_adp);

    if ((NULL == pHalRuartOp) || (NULL == pHalRuartAdapter)) {
        DBG_UART_ERR("%s: Allocate Adapter Failed\n", __FUNCTION__);
        return;
    }
    
    HalRuartOpInit((VOID*)pHalRuartOp);

    pHalRuartOp->HalRuartAdapterLoadDef(pHalRuartAdapter, uart_idx);
    pHalRuartAdapter->PinmuxSelect = RTL_GET_PERI_SEL(uart_sel);
    pHalRuartAdapter->BaudRate = 9600;
    
    // Configure the UART pins
    // TODO:
//    pinmap_pinout(tx, PinMap_UART_TX);
//    pinmap_pinout(rx, PinMap_UART_RX);
//    pin_mode(tx, PullUp);
//    pin_mode(rx, PullUp);
    
    pHalRuartOp->HalRuartInit(pHalRuartAdapter);
    pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);    
    pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);

#ifdef CONFIG_MBED_ENABLED
    // For stdio management
    if (uart_idx == STDIO_UART) {
        stdio_uart_inited = 1;
        memcpy(&stdio_uart, obj, sizeof(serial_t));
    }
#endif
}
コード例 #2
0
ファイル: serial_api.c プロジェクト: mbedNoobNinja/mbed
void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable) 
{
#ifdef CONFIG_MBED_ENABLED
        if (obj->index == UART_3) {
            if (irq == RxIrq) {
                log_uart_irq_set(&stdio_uart_log, IIR_RX_RDY, enable);
            } else {
                log_uart_irq_set(&stdio_uart_log, IIR_THR_EMPTY, enable);
            }
            return;
        }
#endif
    PHAL_RUART_ADAPTER pHalRuartAdapter;
    PHAL_RUART_OP pHalRuartOp;
    u8 uart_idx;
    pHalRuartAdapter = &(obj->hal_uart_adp);
    pHalRuartOp = &(obj->hal_uart_op);
    uart_idx = pHalRuartAdapter->UartIndex;
    
    if (enable) {
        if (irq == RxIrq) {
            pHalRuartAdapter->Interrupts |= RUART_IER_ERBI | RUART_IER_ELSI;
            serial_irq_en[uart_idx] |= SERIAL_RX_IRQ_EN;
            HalRuartSetIMRRtl8195a (pHalRuartAdapter);
        } else {
            serial_irq_en[uart_idx] |= SERIAL_TX_IRQ_EN;
        }
         
        pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);
        //log_uart
        pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);
    } else { // disable
        if (irq == RxIrq) {
            pHalRuartAdapter->Interrupts &= ~(RUART_IER_ERBI | RUART_IER_ELSI);
            serial_irq_en[uart_idx] &= ~SERIAL_RX_IRQ_EN;
        } else {
            pHalRuartAdapter->Interrupts &= ~RUART_IER_ETBEI;
            serial_irq_en[uart_idx] &= ~SERIAL_TX_IRQ_EN;
        }
        HalRuartSetIMRRtl8195a (pHalRuartAdapter);
        
        if (pHalRuartAdapter->Interrupts == 0) {
            InterruptUnRegister(&pHalRuartAdapter->IrqHandle);
            InterruptDis(&pHalRuartAdapter->IrqHandle);
        }
    }
}
コード例 #3
0
ファイル: serial_api.c プロジェクト: alex1818/rtk-8711af
void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable) 
{
    PHAL_RUART_ADAPTER pHalRuartAdapter;
    PHAL_RUART_OP pHalRuartOp;
    u8 uart_idx;

    pHalRuartAdapter = &(obj->hal_uart_adp);
    pHalRuartOp = &(obj->hal_uart_op);
    uart_idx = pHalRuartAdapter->UartIndex;
    
    if (enable) {
        if (irq == RxIrq) {
            pHalRuartAdapter->Interrupts |= RUART_IER_ERBI | RUART_IER_ELSI;
            serial_irq_en[uart_idx] |= SERIAL_RX_IRQ_EN;
            HalRuartSetIMRRtl8195a (pHalRuartAdapter);
        }
        else {
            serial_irq_en[uart_idx] |= SERIAL_TX_IRQ_EN;
        }
        pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);
        pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);
    } 
    else { // disable
        if (irq == RxIrq) {
            pHalRuartAdapter->Interrupts &= ~(RUART_IER_ERBI | RUART_IER_ELSI);
            serial_irq_en[uart_idx] &= ~SERIAL_RX_IRQ_EN;
        }
        else {
            pHalRuartAdapter->Interrupts &= RUART_IER_ETBEI;
            serial_irq_en[uart_idx] &= ~SERIAL_TX_IRQ_EN;
        }
        HalRuartSetIMRRtl8195a (pHalRuartAdapter);
        if (pHalRuartAdapter->Interrupts == 0) {
            InterruptUnRegister(&pHalRuartAdapter->IrqHandle);
            InterruptDis(&pHalRuartAdapter->IrqHandle);
        }
    }
}
コード例 #4
0
ファイル: serial_api.c プロジェクト: pan-/mbed
void serial_init(serial_t *obj, PinName tx, PinName rx) 
{
    uint32_t uart_tx, uart_rx;
    uint32_t uart_sel;
    uint8_t uart_idx;
    PHAL_RUART_OP      pHalRuartOp;
    PHAL_RUART_ADAPTER pHalRuartAdapter;
#ifdef CONFIG_GDMA_EN
    PUART_DMA_CONFIG   pHalRuartDmaCfg;
    PHAL_GDMA_OP pHalGdmaOp=&UartGdmaOp;
#endif

    // Determine the UART to use (UART0, UART1, or UART3)
    uart_tx = pinmap_peripheral(tx, PinMap_UART_TX);
    uart_rx = pinmap_peripheral(rx, PinMap_UART_RX);

    uart_sel = pinmap_merge(uart_tx, uart_rx);
    uart_idx = RTL_GET_PERI_IDX(uart_sel);
    if (unlikely(uart_idx == (uint8_t)NC)) {
        DBG_UART_ERR("%s: Cannot find matched UART\n", __FUNCTION__);
        return;
    }
#ifdef CONFIG_MBED_ENABLED 
    else if (uart_idx == UART_3) {
        obj->index = UART_3;
        goto init_stdio;
    }
#endif

    pHalRuartOp = &(obj->hal_uart_op);
    pHalRuartAdapter = &(obj->hal_uart_adp);

    if ((NULL == pHalRuartOp) || (NULL == pHalRuartAdapter)) {
        DBG_UART_ERR("%s: Allocate Adapter Failed\n", __FUNCTION__);
        return;
    }
    
    HalRuartOpInit((VOID*)pHalRuartOp);

#ifdef CONFIG_GDMA_EN
    HalGdmaOpInit((VOID*)pHalGdmaOp);
    pHalRuartDmaCfg = &obj->uart_gdma_cfg;
    pHalRuartDmaCfg->pHalGdmaOp = pHalGdmaOp;
    pHalRuartDmaCfg->pTxHalGdmaAdapter = &obj->uart_gdma_adp_tx;
    pHalRuartDmaCfg->pRxHalGdmaAdapter = &obj->uart_gdma_adp_rx;
    pHalRuartDmaCfg->pTxDmaBlkList = &obj->gdma_multiblk_list_tx;
    pHalRuartDmaCfg->pRxDmaBlkList = &obj->gdma_multiblk_list_rx;
    _memset((void*)(pHalRuartDmaCfg->pTxHalGdmaAdapter), 0, sizeof(HAL_GDMA_ADAPTER));
    _memset((void*)(pHalRuartDmaCfg->pRxHalGdmaAdapter), 0, sizeof(HAL_GDMA_ADAPTER));
    _memset((void*)(pHalRuartDmaCfg->pTxDmaBlkList), 0, sizeof(UART_DMA_MULTIBLK));
    _memset((void*)(pHalRuartDmaCfg->pRxDmaBlkList), 0, sizeof(UART_DMA_MULTIBLK));
#endif

    pHalRuartOp->HalRuartAdapterLoadDef(pHalRuartAdapter, uart_idx);
    pHalRuartAdapter->PinmuxSelect = RTL_GET_PERI_SEL(uart_sel);
    pHalRuartAdapter->BaudRate = 9600;
    pHalRuartAdapter->IrqHandle.Priority = 6;
    
    if (HalRuartInit(pHalRuartAdapter) != HAL_OK) {
        DBG_UART_ERR("serial_init Err!\n");
        return;
    }
    pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);    
    pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);

#ifdef CONFIG_MBED_ENABLED
init_stdio:
    // For stdio management
    if (uart_idx == STDIO_UART) {
        // default setting to 38400
        if (stdio_uart_inited) return;
        log_uart_init(&stdio_uart_log, 38400, 8, ParityNone, 1);
        stdio_uart_inited = 1;
        memcpy(&stdio_uart, obj, sizeof(serial_t));
    }
#endif
}