mirror of
https://github.com/jialexd/sdk-ameba-v4.0c_180328.git
synced 2024-11-24 23:14:18 +00:00
810 lines
26 KiB
C
Executable file
810 lines
26 KiB
C
Executable file
/* mbed Microcontroller Library
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*******************************************************************************
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* Copyright (c) 2014, Realtek Semiconductor Corp.
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* All rights reserved.
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*
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* This module is a confidential and proprietary property of RealTek and
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* possession or use of this module requires written permission of RealTek.
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*******************************************************************************
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*/
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#include "objects.h"
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//#include "mbed_assert.h"
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#include "serial_api.h"
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#include "serial_ex_api.h"
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#if CONFIG_UART_EN
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//#include "cmsis.h"
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#include "pinmap.h"
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#include <string.h>
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static const PinMap PinMap_UART_TX[] = {
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{PC_3, RTL_PIN_PERI(UART0, 0, S0), RTL_PIN_FUNC(UART0, S0)},
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{PE_0, RTL_PIN_PERI(UART0, 0, S1), RTL_PIN_FUNC(UART0, S1)},
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{PA_7, RTL_PIN_PERI(UART0, 0, S2), RTL_PIN_FUNC(UART0, S2)},
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{PD_3, RTL_PIN_PERI(UART1, 1, S0), RTL_PIN_FUNC(UART1, S0)},
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{PE_4, RTL_PIN_PERI(UART1, 1, S1), RTL_PIN_FUNC(UART1, S1)},
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{PB_5, RTL_PIN_PERI(UART1, 1, S2), RTL_PIN_FUNC(UART1, S2)},
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{PA_4, RTL_PIN_PERI(UART2, 2, S0), RTL_PIN_FUNC(UART2, S0)},
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{PC_9, RTL_PIN_PERI(UART2, 2, S1), RTL_PIN_FUNC(UART2, S1)},
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{PD_7, RTL_PIN_PERI(UART2, 2, S2), RTL_PIN_FUNC(UART2, S2)},
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{NC, NC, 0}
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};
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static const PinMap PinMap_UART_RX[] = {
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{PC_0, RTL_PIN_PERI(UART0, 0, S0), RTL_PIN_FUNC(UART0, S0)},
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{PE_3, RTL_PIN_PERI(UART0, 0, S1), RTL_PIN_FUNC(UART0, S1)},
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{PA_6, RTL_PIN_PERI(UART0, 0, S2), RTL_PIN_FUNC(UART0, S2)},
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{PD_0, RTL_PIN_PERI(UART1, 1, S0), RTL_PIN_FUNC(UART1, S0)},
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{PE_7, RTL_PIN_PERI(UART1, 1, S1), RTL_PIN_FUNC(UART1, S1)},
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{PB_4, RTL_PIN_PERI(UART1, 1, S2), RTL_PIN_FUNC(UART1, S2)},
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{PA_0, RTL_PIN_PERI(UART2, 2, S0), RTL_PIN_FUNC(UART2, S0)},
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{PC_6, RTL_PIN_PERI(UART2, 2, S1), RTL_PIN_FUNC(UART2, S1)},
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{PD_4, RTL_PIN_PERI(UART2, 2, S2), RTL_PIN_FUNC(UART2, S2)},
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{NC, NC, 0}
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};
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#define UART_NUM (3)
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#define SERIAL_TX_IRQ_EN 0x01
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#define SERIAL_RX_IRQ_EN 0x02
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#define SERIAL_TX_DMA_EN 0x01
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#define SERIAL_RX_DMA_EN 0x02
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static uint32_t serial_irq_ids[UART_NUM] = {0, 0, 0};
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static uart_irq_handler irq_handler[UART_NUM];
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static uint32_t serial_irq_en[UART_NUM]={0, 0, 0};
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#ifdef CONFIG_GDMA_EN
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static uint32_t serial_dma_en[UART_NUM] = {0, 0, 0};
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static HAL_GDMA_OP UartGdmaOp;
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#endif
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#ifdef CONFIG_MBED_ENABLED
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int stdio_uart_inited = 0;
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serial_t stdio_uart;
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#endif
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static void SerialTxDoneCallBack(VOID *pAdapter);
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static void SerialRxDoneCallBack(VOID *pAdapter);
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void serial_init(serial_t *obj, PinName tx, PinName rx)
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{
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uint32_t uart_tx, uart_rx;
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uint32_t uart_sel;
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uint8_t uart_idx;
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PHAL_RUART_OP pHalRuartOp;
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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#ifdef CONFIG_GDMA_EN
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PUART_DMA_CONFIG pHalRuartDmaCfg;
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PHAL_GDMA_OP pHalGdmaOp=&UartGdmaOp;
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#endif
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// Determine the UART to use (UART0, UART1, or UART3)
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uart_tx = pinmap_peripheral(tx, PinMap_UART_TX);
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uart_rx = pinmap_peripheral(rx, PinMap_UART_RX);
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uart_sel = pinmap_merge(uart_tx, uart_rx);
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uart_idx = RTL_GET_PERI_IDX(uart_sel);
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if (unlikely(uart_idx == (uint8_t)NC)) {
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DBG_UART_ERR("%s: Cannot find matched UART\n", __FUNCTION__);
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return;
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}
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pHalRuartOp = &(obj->hal_uart_op);
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pHalRuartAdapter = &(obj->hal_uart_adp);
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if ((NULL == pHalRuartOp) || (NULL == pHalRuartAdapter)) {
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DBG_UART_ERR("%s: Allocate Adapter Failed\n", __FUNCTION__);
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return;
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}
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HalRuartOpInit((VOID*)pHalRuartOp);
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#ifdef CONFIG_GDMA_EN
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HalGdmaOpInit((VOID*)pHalGdmaOp);
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pHalRuartDmaCfg = &obj->uart_gdma_cfg;
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pHalRuartDmaCfg->pHalGdmaOp = pHalGdmaOp;
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pHalRuartDmaCfg->pTxHalGdmaAdapter = &obj->uart_gdma_adp_tx;
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pHalRuartDmaCfg->pRxHalGdmaAdapter = &obj->uart_gdma_adp_rx;
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pHalRuartDmaCfg->pTxDmaBlkList = &obj->gdma_multiblk_list_tx;
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pHalRuartDmaCfg->pRxDmaBlkList = &obj->gdma_multiblk_list_rx;
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_memset((void*)(pHalRuartDmaCfg->pTxHalGdmaAdapter), 0, sizeof(HAL_GDMA_ADAPTER));
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_memset((void*)(pHalRuartDmaCfg->pRxHalGdmaAdapter), 0, sizeof(HAL_GDMA_ADAPTER));
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_memset((void*)(pHalRuartDmaCfg->pTxDmaBlkList), 0, sizeof(UART_DMA_MULTIBLK));
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_memset((void*)(pHalRuartDmaCfg->pRxDmaBlkList), 0, sizeof(UART_DMA_MULTIBLK));
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#endif
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pHalRuartOp->HalRuartAdapterLoadDef(pHalRuartAdapter, uart_idx);
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pHalRuartAdapter->PinmuxSelect = RTL_GET_PERI_SEL(uart_sel);
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pHalRuartAdapter->BaudRate = 9600;
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pHalRuartAdapter->IrqHandle.Priority = 6;
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// Configure the UART pins
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// TODO:
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// pinmap_pinout(tx, PinMap_UART_TX);
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// pinmap_pinout(rx, PinMap_UART_RX);
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// pin_mode(tx, PullUp);
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// pin_mode(rx, PullUp);
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if (HalRuartInit(pHalRuartAdapter) != HAL_OK) {
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DBG_UART_ERR("serial_init Err!\n");
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return;
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}
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pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);
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pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);
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#ifdef CONFIG_MBED_ENABLED
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// For stdio management
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if (uart_idx == STDIO_UART) {
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stdio_uart_inited = 1;
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memcpy(&stdio_uart, obj, sizeof(serial_t));
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}
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#endif
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}
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void serial_free(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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#ifdef CONFIG_GDMA_EN
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u8 uart_idx;
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PUART_DMA_CONFIG pHalRuartDmaCfg;
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#endif
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pHalRuartAdapter = &(obj->hal_uart_adp);
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HalRuartDeInit(pHalRuartAdapter);
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#ifdef CONFIG_GDMA_EN
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uart_idx = pHalRuartAdapter->UartIndex;
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pHalRuartDmaCfg = &obj->uart_gdma_cfg;
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if (serial_dma_en[uart_idx] & SERIAL_RX_DMA_EN) {
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HalRuartRxGdmaDeInit(pHalRuartDmaCfg);
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serial_dma_en[uart_idx] &= ~SERIAL_RX_DMA_EN;
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}
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if (serial_dma_en[uart_idx] & SERIAL_TX_DMA_EN) {
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HalRuartTxGdmaDeInit(pHalRuartDmaCfg);
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serial_dma_en[uart_idx] &= ~SERIAL_TX_DMA_EN;
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}
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#endif
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}
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void serial_baud(serial_t *obj, int baudrate) {
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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//PHAL_RUART_OP pHalRuartOp;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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//pHalRuartOp = &(obj->hal_uart_op);
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pHalRuartAdapter->BaudRate = baudrate;
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// HalRuartInit(pHalRuartAdapter);
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HalRuartSetBaudRate((VOID*)pHalRuartAdapter);
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}
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void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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//PHAL_RUART_OP pHalRuartOp;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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//pHalRuartOp = &(obj->hal_uart_op);
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if (data_bits == 8) {
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pHalRuartAdapter->WordLen = RUART_WLS_8BITS;
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} else {
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pHalRuartAdapter->WordLen = RUART_WLS_7BITS;
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}
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switch (parity) {
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case ParityOdd:
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case ParityForced0:
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pHalRuartAdapter->Parity = RUART_PARITY_ENABLE;
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pHalRuartAdapter->ParityType = RUART_ODD_PARITY;
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break;
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case ParityEven:
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case ParityForced1:
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pHalRuartAdapter->Parity = RUART_PARITY_ENABLE;
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pHalRuartAdapter->ParityType = RUART_EVEN_PARITY;
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break;
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default: // ParityNone
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pHalRuartAdapter->Parity = RUART_PARITY_DISABLE;
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break;
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}
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if (stop_bits == 2) {
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pHalRuartAdapter->StopBit = RUART_STOP_BIT_2;
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} else {
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pHalRuartAdapter->StopBit = RUART_STOP_BIT_1;
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}
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HalRuartInit(pHalRuartAdapter);
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}
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/******************************************************************************
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* INTERRUPTS HANDLING
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******************************************************************************/
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static void SerialTxDoneCallBack(VOID *pAdapter)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter = pAdapter;
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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// Mask UART TX FIFO empty
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pHalRuartAdapter->Interrupts &= ~RUART_IER_ETBEI;
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HalRuartSetIMRRtl8195a (pHalRuartAdapter);
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if (irq_handler[uart_idx] != NULL) {
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irq_handler[uart_idx](serial_irq_ids[uart_idx], TxIrq);
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}
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}
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static void SerialRxDoneCallBack(VOID *pAdapter)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter = pAdapter;
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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if (irq_handler[uart_idx] != NULL) {
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irq_handler[uart_idx](serial_irq_ids[uart_idx], RxIrq);
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}
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}
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void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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// PHAL_RUART_OP pHalRuartOp;
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u8 uart_idx;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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// pHalRuartOp = &(obj->hal_uart_op);
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uart_idx = pHalRuartAdapter->UartIndex;
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irq_handler[uart_idx] = handler;
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serial_irq_ids[uart_idx] = id;
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pHalRuartAdapter->TxTDCallback = SerialTxDoneCallBack;
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pHalRuartAdapter->TxTDCbPara = (void*)pHalRuartAdapter;
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pHalRuartAdapter->RxDRCallback = SerialRxDoneCallBack;
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pHalRuartAdapter->RxDRCbPara = (void*)pHalRuartAdapter;
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// pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);
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// pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);
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}
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void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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PHAL_RUART_OP pHalRuartOp;
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u8 uart_idx;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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pHalRuartOp = &(obj->hal_uart_op);
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uart_idx = pHalRuartAdapter->UartIndex;
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if (enable) {
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if (irq == RxIrq) {
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pHalRuartAdapter->Interrupts |= RUART_IER_ERBI | RUART_IER_ELSI;
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serial_irq_en[uart_idx] |= SERIAL_RX_IRQ_EN;
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HalRuartSetIMRRtl8195a (pHalRuartAdapter);
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}
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else {
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serial_irq_en[uart_idx] |= SERIAL_TX_IRQ_EN;
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}
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pHalRuartOp->HalRuartRegIrq(pHalRuartAdapter);
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pHalRuartOp->HalRuartIntEnable(pHalRuartAdapter);
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}
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else { // disable
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if (irq == RxIrq) {
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pHalRuartAdapter->Interrupts &= ~(RUART_IER_ERBI | RUART_IER_ELSI);
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serial_irq_en[uart_idx] &= ~SERIAL_RX_IRQ_EN;
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}
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else {
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pHalRuartAdapter->Interrupts &= ~RUART_IER_ETBEI;
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serial_irq_en[uart_idx] &= ~SERIAL_TX_IRQ_EN;
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}
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HalRuartSetIMRRtl8195a (pHalRuartAdapter);
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if (pHalRuartAdapter->Interrupts == 0) {
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InterruptUnRegister(&pHalRuartAdapter->IrqHandle);
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InterruptDis(&pHalRuartAdapter->IrqHandle);
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}
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}
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}
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/******************************************************************************
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* READ/WRITE
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******************************************************************************/
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int serial_getc(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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while (!serial_readable(obj));
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return (int)((HAL_RUART_READ32(uart_idx, RUART_REV_BUF_REG_OFF)) & 0xFF);
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}
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void serial_putc(serial_t *obj, int c)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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while (!serial_writable(obj));
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HAL_RUART_WRITE32(uart_idx, RUART_TRAN_HOLD_REG_OFF, (c & 0xFF));
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if (serial_irq_en[uart_idx] & SERIAL_TX_IRQ_EN) {
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// UnMask TX FIFO empty IRQ
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pHalRuartAdapter->Interrupts |= RUART_IER_ETBEI;
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HalRuartSetIMRRtl8195a (pHalRuartAdapter);
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}
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}
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int serial_readable(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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if ((HAL_RUART_READ32(uart_idx, RUART_LINE_STATUS_REG_OFF)) & RUART_LINE_STATUS_REG_DR) {
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return 1;
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}
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else {
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return 0;
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}
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}
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int serial_writable(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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if (HAL_RUART_READ32(uart_idx, RUART_LINE_STATUS_REG_OFF) &
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(RUART_LINE_STATUS_REG_THRE)) {
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return 1;
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}
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else {
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return 0;
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}
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}
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void serial_clear(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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HalRuartResetTRxFifo((VOID *)pHalRuartAdapter);
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}
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void serial_clear_tx(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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HalRuartResetTxFifo((VOID *)pHalRuartAdapter);
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}
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void serial_clear_rx(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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HalRuartResetRxFifo((VOID *)pHalRuartAdapter);
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}
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void serial_pinout_tx(PinName tx)
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{
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pinmap_pinout(tx, PinMap_UART_TX);
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}
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void serial_break_set(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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u32 RegValue;
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RegValue = HAL_RUART_READ32(uart_idx, RUART_LINE_CTL_REG_OFF);
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RegValue |= BIT_UART_LCR_BREAK_CTRL;
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HAL_RUART_WRITE32(uart_idx, RUART_LINE_CTL_REG_OFF, RegValue);
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}
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void serial_break_clear(serial_t *obj)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
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u8 uart_idx = pHalRuartAdapter->UartIndex;
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u32 RegValue;
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RegValue = HAL_RUART_READ32(uart_idx, RUART_LINE_CTL_REG_OFF);
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RegValue &= ~(BIT_UART_LCR_BREAK_CTRL);
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HAL_RUART_WRITE32(uart_idx, RUART_LINE_CTL_REG_OFF, RegValue);
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}
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void serial_send_comp_handler(serial_t *obj, void *handler, uint32_t id)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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pHalRuartAdapter->TxCompCallback = (void(*)(void*))handler;
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pHalRuartAdapter->TxCompCbPara = (void*)id;
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}
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void serial_recv_comp_handler(serial_t *obj, void *handler, uint32_t id)
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{
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PHAL_RUART_ADAPTER pHalRuartAdapter;
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pHalRuartAdapter = &(obj->hal_uart_adp);
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pHalRuartAdapter->RxCompCallback = (void(*)(void*))handler;
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pHalRuartAdapter->RxCompCbPara = (void*)id;
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}
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|
|
void serial_set_flow_control(serial_t *obj, FlowControl type, PinName rxflow, PinName txflow)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter;
|
|
|
|
// Our UART cannot specify the RTS/CTS pin seprately, so the ignore the rxflow, txflow pin
|
|
// We just use the hardware auto flow control, so cannot do flow-control single direction only
|
|
pHalRuartAdapter = &(obj->hal_uart_adp);
|
|
|
|
// RTS low active
|
|
// RTS_pin = autoflow_en ? (~rts | (RX_FIFO_Level_Trigger)) : ~rts
|
|
switch(type) {
|
|
case FlowControlRTSCTS:
|
|
pHalRuartAdapter->FlowControl = AUTOFLOW_ENABLE;
|
|
pHalRuartAdapter->RTSCtrl = 1;
|
|
break;
|
|
|
|
case FlowControlRTS: // to indicate peer that it's ready for RX
|
|
// It seems cannot only enable RTS
|
|
pHalRuartAdapter->FlowControl = AUTOFLOW_ENABLE;
|
|
pHalRuartAdapter->RTSCtrl = 1;
|
|
break;
|
|
|
|
case FlowControlCTS: // to check is the peer ready for RX: if can start TX ?
|
|
// need to check CTS before TX
|
|
pHalRuartAdapter->FlowControl = AUTOFLOW_ENABLE;
|
|
pHalRuartAdapter->RTSCtrl = 1;
|
|
break;
|
|
|
|
case FlowControlNone:
|
|
default:
|
|
pHalRuartAdapter->FlowControl = AUTOFLOW_DISABLE;
|
|
pHalRuartAdapter->RTSCtrl = 1; // RTS pin allways Low, peer can send data
|
|
break;
|
|
|
|
}
|
|
|
|
HalRuartFlowCtrl((VOID *)pHalRuartAdapter);
|
|
}
|
|
|
|
void serial_rts_control(serial_t *obj, BOOLEAN rts_state)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter;
|
|
|
|
pHalRuartAdapter = &(obj->hal_uart_adp);
|
|
pHalRuartAdapter->RTSCtrl = !rts_state;
|
|
// RTS_Pin = AFE ? (~rts | RX_FIFO_Level_Over) : ~rts;
|
|
HalRuartRTSCtrlRtl8195a(pHalRuartAdapter, pHalRuartAdapter->RTSCtrl);
|
|
}
|
|
|
|
// Blocked(busy wait) receive, return received bytes count
|
|
int32_t serial_recv_blocked (serial_t *obj, char *prxbuf, uint32_t len, uint32_t timeout_ms)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
int ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
obj->rx_len = len;
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = pHalRuartOp->HalRuartRecv(pHalRuartAdapter, (u8*)prxbuf, len, timeout_ms);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
|
|
return (ret);
|
|
}
|
|
|
|
// Blocked(busy wait) send, return transmitted bytes count
|
|
int32_t serial_send_blocked (serial_t *obj, char *ptxbuf, uint32_t len, uint32_t timeout_ms)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
int ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
obj->tx_len = len;
|
|
ret = pHalRuartOp->HalRuartSend(pHalRuartAdapter, (u8*)ptxbuf, len, timeout_ms);
|
|
return (ret);
|
|
}
|
|
|
|
int32_t serial_recv_stream (serial_t *obj, char *prxbuf, uint32_t len)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
int ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
obj->rx_len = len;
|
|
ret = pHalRuartOp->HalRuartIntRecv(pHalRuartAdapter, (u8*)prxbuf, len);
|
|
return (ret);
|
|
}
|
|
|
|
int32_t serial_send_stream (serial_t *obj, char *ptxbuf, uint32_t len)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
int ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
obj->tx_len = len;
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = pHalRuartOp->HalRuartIntSend(pHalRuartAdapter, (u8*)ptxbuf, len);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
return (ret);
|
|
}
|
|
|
|
#ifdef CONFIG_GDMA_EN
|
|
|
|
int32_t serial_recv_stream_dma (serial_t *obj, char *prxbuf, uint32_t len)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
u8 uart_idx = pHalRuartAdapter->UartIndex;
|
|
int32_t ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
if ((serial_dma_en[uart_idx] & SERIAL_RX_DMA_EN)==0) {
|
|
PUART_DMA_CONFIG pHalRuartDmaCfg;
|
|
|
|
pHalRuartDmaCfg = &obj->uart_gdma_cfg;
|
|
if (HAL_OK == HalRuartRxGdmaInit(pHalRuartAdapter, pHalRuartDmaCfg, 0)) {
|
|
serial_dma_en[uart_idx] |= SERIAL_RX_DMA_EN;
|
|
}
|
|
else {
|
|
return HAL_BUSY;
|
|
}
|
|
}
|
|
|
|
obj->rx_len = len;
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = HalRuartDmaRecv(pHalRuartAdapter, (u8*)prxbuf, len);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
return (ret);
|
|
}
|
|
|
|
int32_t serial_send_stream_dma (serial_t *obj, char *ptxbuf, uint32_t len)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
u8 uart_idx = pHalRuartAdapter->UartIndex;
|
|
int32_t ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
|
|
if ((serial_dma_en[uart_idx] & SERIAL_TX_DMA_EN)==0) {
|
|
PUART_DMA_CONFIG pHalRuartDmaCfg;
|
|
|
|
pHalRuartDmaCfg = &obj->uart_gdma_cfg;
|
|
if (HAL_OK == HalRuartTxGdmaInit(pHalRuartAdapter, pHalRuartDmaCfg, 0)) {
|
|
serial_dma_en[uart_idx] |= SERIAL_TX_DMA_EN;
|
|
}
|
|
else {
|
|
return HAL_BUSY;
|
|
}
|
|
}
|
|
obj->tx_len = len;
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = HalRuartDmaSend(pHalRuartAdapter, (u8*)ptxbuf, len);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
return (ret);
|
|
}
|
|
|
|
int32_t serial_recv_stream_dma_timeout (serial_t *obj, char *prxbuf, uint32_t len, uint32_t timeout_ms, void *force_cs)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
u8 uart_idx = pHalRuartAdapter->UartIndex;
|
|
uint32_t TimeoutCount=0, StartCount;
|
|
int ret;
|
|
void (*task_yield)(void);
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
if ((serial_dma_en[uart_idx] & SERIAL_RX_DMA_EN)==0) {
|
|
PUART_DMA_CONFIG pHalRuartDmaCfg;
|
|
|
|
pHalRuartDmaCfg = &obj->uart_gdma_cfg;
|
|
if (HAL_OK == HalRuartRxGdmaInit(pHalRuartAdapter, pHalRuartDmaCfg, 0)) {
|
|
serial_dma_en[uart_idx] |= SERIAL_RX_DMA_EN;
|
|
}
|
|
else {
|
|
return HAL_BUSY;
|
|
}
|
|
}
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = HalRuartDmaRecv(pHalRuartAdapter, (u8*)prxbuf, len);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
|
|
if ((ret == HAL_OK) && (timeout_ms > 0)) {
|
|
TimeoutCount = (timeout_ms*1000/TIMER_TICK_US);
|
|
StartCount = HalTimerOp.HalTimerReadCount(1);
|
|
task_yield = (void (*)(void))force_cs;
|
|
pHalRuartAdapter->Status = HAL_UART_STATUS_OK;
|
|
while (pHalRuartAdapter->State & HAL_UART_STATE_BUSY_RX) {
|
|
if (HAL_TIMEOUT == RuartIsTimeout(StartCount, TimeoutCount)) {
|
|
ret = pHalRuartOp->HalRuartStopRecv((VOID*)pHalRuartAdapter);
|
|
ret = pHalRuartOp->HalRuartResetRxFifo((VOID*)pHalRuartAdapter);
|
|
pHalRuartAdapter->Status = HAL_UART_STATUS_TIMEOUT;
|
|
break;
|
|
}
|
|
if (NULL != task_yield) {
|
|
task_yield();
|
|
}
|
|
}
|
|
if (pHalRuartAdapter->Status == HAL_UART_STATUS_TIMEOUT) {
|
|
return (len - pHalRuartAdapter->RxCount);
|
|
} else {
|
|
return len;
|
|
}
|
|
} else {
|
|
return (-ret);
|
|
}
|
|
}
|
|
|
|
|
|
#endif // end of "#ifdef CONFIG_GDMA_EN"
|
|
|
|
int32_t serial_send_stream_abort (serial_t *obj)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
int ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = pHalRuartOp->HalRuartStopSend((VOID*)pHalRuartAdapter);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
if (HAL_OK != ret) {
|
|
return -ret;
|
|
}
|
|
HalRuartResetTxFifo((VOID*)pHalRuartAdapter);
|
|
|
|
ret = obj->tx_len - pHalRuartAdapter->TxCount;
|
|
|
|
return (ret);
|
|
}
|
|
|
|
int32_t serial_recv_stream_abort (serial_t *obj)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
int ret;
|
|
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = pHalRuartOp->HalRuartStopRecv((VOID*)pHalRuartAdapter);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
if (HAL_OK != ret) {
|
|
return -ret;
|
|
}
|
|
|
|
// pHalRuartOp->HalRuartResetRxFifo((VOID*)pHalRuartAdapter);
|
|
|
|
ret = obj->rx_len - pHalRuartAdapter->RxCount;
|
|
return (ret);
|
|
}
|
|
|
|
void serial_disable (serial_t *obj)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
|
|
HalRuartDisable((VOID*)pHalRuartAdapter);
|
|
}
|
|
|
|
void serial_enable (serial_t *obj)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
|
|
HalRuartEnable((VOID*)pHalRuartAdapter);
|
|
}
|
|
|
|
// return the byte count received before timeout, or error(<0)
|
|
int32_t serial_recv_stream_timeout (serial_t *obj, char *prxbuf, uint32_t len, uint32_t timeout_ms, void *force_cs)
|
|
{
|
|
PHAL_RUART_OP pHalRuartOp;
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter=(PHAL_RUART_ADAPTER)&(obj->hal_uart_adp);
|
|
uint32_t TimeoutCount=0, StartCount;
|
|
int ret;
|
|
void (*task_yield)(void);
|
|
|
|
task_yield = NULL;
|
|
pHalRuartOp = &(obj->hal_uart_op);
|
|
HalRuartEnterCritical(pHalRuartAdapter);
|
|
ret = pHalRuartOp->HalRuartIntRecv(pHalRuartAdapter, (u8*)prxbuf, len);
|
|
HalRuartExitCritical(pHalRuartAdapter);
|
|
if ((ret == HAL_OK) && (timeout_ms > 0)) {
|
|
TimeoutCount = (timeout_ms*1000/TIMER_TICK_US);
|
|
StartCount = HalTimerOp.HalTimerReadCount(1);
|
|
task_yield = (void (*)(void))force_cs;
|
|
while (pHalRuartAdapter->State & HAL_UART_STATE_BUSY_RX) {
|
|
if (HAL_TIMEOUT == RuartIsTimeout(StartCount, TimeoutCount)) {
|
|
ret = pHalRuartOp->HalRuartStopRecv((VOID*)pHalRuartAdapter);
|
|
ret = pHalRuartOp->HalRuartResetRxFifo((VOID*)pHalRuartAdapter);
|
|
pHalRuartAdapter->Status = HAL_UART_STATUS_TIMEOUT;
|
|
break;
|
|
}
|
|
if (NULL != task_yield) {
|
|
task_yield();
|
|
}
|
|
}
|
|
return (len - pHalRuartAdapter->RxCount);
|
|
} else {
|
|
return (-ret);
|
|
}
|
|
}
|
|
|
|
// to hook lock/unlock function for multiple-thread application
|
|
void serial_hook_lock(serial_t *obj, void *lock, void *unlock, uint32_t id)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter;
|
|
|
|
pHalRuartAdapter = &(obj->hal_uart_adp);
|
|
pHalRuartAdapter->EnterCritical = (void (*)(void))lock;
|
|
pHalRuartAdapter->ExitCritical = (void (*)(void))unlock;
|
|
}
|
|
|
|
// to read Line-Status register
|
|
// Bit 0: RX Data Ready
|
|
// Bit 1: Overrun Error
|
|
// Bit 2: Parity Error
|
|
// Bit 3: Framing Error
|
|
// Bit 4: Break Interrupt (received data input is held in 0 state for a longer than a full word tx time)
|
|
// Bit 5: TX FIFO empty (THR empty)
|
|
// Bit 6: TX FIFO empty (THR & TSR both empty)
|
|
// Bit 7: RX Error (parity error, framing error or break indication)
|
|
uint8_t serial_raed_lsr(serial_t *obj)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter;
|
|
uint8_t RegValue;
|
|
|
|
pHalRuartAdapter = &(obj->hal_uart_adp);
|
|
RegValue = HAL_RUART_READ8(pHalRuartAdapter->UartIndex, RUART_LINE_STATUS_REG_OFF);
|
|
return RegValue;
|
|
}
|
|
|
|
// to read Modem-Status register
|
|
// Bit 0: DCTS, The CTS line has changed its state
|
|
// Bit 1: DDSR, The DSR line has changed its state
|
|
// Bit 2: TERI, RI line has changed its state from low to high state
|
|
// Bit 3: DDCD, DCD line has changed its state
|
|
// Bit 4: Complement of the CTS input
|
|
// Bit 5: Complement of the DSR input
|
|
// Bit 6: Complement of the RI input
|
|
// Bit 7: Complement of the DCD input
|
|
uint8_t serial_read_msr(serial_t *obj)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter;
|
|
uint8_t RegValue;
|
|
|
|
pHalRuartAdapter = &(obj->hal_uart_adp);
|
|
RegValue = HAL_RUART_READ8(pHalRuartAdapter->UartIndex, RUART_MODEM_STATUS_REG_OFF);
|
|
return RegValue;
|
|
}
|
|
|
|
// to set the RX FIFO level to trigger RX interrupt/RTS de-assert
|
|
// FifoLv:
|
|
// 0: 1-Byte
|
|
// 1: 4-Byte
|
|
// 2: 8-Byte
|
|
// 3: 14-Byte
|
|
void serial_rx_fifo_level(serial_t *obj, SerialFifoLevel FifoLv)
|
|
{
|
|
PHAL_RUART_ADAPTER pHalRuartAdapter;
|
|
uint8_t RegValue;
|
|
|
|
pHalRuartAdapter = &(obj->hal_uart_adp);
|
|
RegValue = (RUART_FIFO_CTL_REG_DMA_ENABLE | RUART_FIFO_CTL_REG_FIFO_ENABLE) | (((uint8_t)FifoLv&0x03) << 6);
|
|
HAL_RUART_WRITE8(pHalRuartAdapter->UartIndex, RUART_FIFO_CTL_REG_OFF, RegValue);
|
|
}
|
|
|
|
#endif
|