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/*
* Copyright (c) 2006-2021, RT-Thread Development Team
*
* SPDX-License-Identifier: Apache-2.0
*
* Change Logs:
* Date Author Notes
* 2021-07-29 KyleChan first version
*/
#include <drv_usart_v2.h>
#ifdef RT_USING_SERIAL_V2
//#define DRV_DEBUG
#define DBG_TAG "drv.usart"
#ifdef DRV_DEBUG
#define DBG_LVL DBG_LOG
#else
#define DBG_LVL DBG_INFO
#endif /* DRV_DEBUG */
#include <rtdbg.h>
static struct ra_uart_config uart_config[] =
{
#ifdef BSP_USING_UART0
UART0_CONFIG,
#endif
#ifdef BSP_USING_UART1
UART1_CONFIG,
#endif
#ifdef BSP_USING_UART2
UART2_CONFIG,
#endif
#ifdef BSP_USING_UART3
UART3_CONFIG,
#endif
#ifdef BSP_USING_UART4
UART4_CONFIG,
#endif
#ifdef BSP_USING_UART5
UART5_CONFIG,
#endif
#ifdef BSP_USING_UART6
UART6_CONFIG,
#endif
#ifdef BSP_USING_UART7
UART7_CONFIG,
#endif
#ifdef BSP_USING_UART8
UART8_CONFIG,
#endif
#ifdef BSP_USING_UART9
UART9_CONFIG,
#endif
};
enum
{
#ifdef BSP_USING_UART0
UART0_INDEX,
#endif
#ifdef BSP_USING_UART1
UART1_INDEX,
#endif
#ifdef BSP_USING_UART2
UART2_INDEX,
#endif
#ifdef BSP_USING_UART3
UART3_INDEX,
#endif
#ifdef BSP_USING_UART4
UART4_INDEX,
#endif
#ifdef BSP_USING_UART5
UART5_INDEX,
#endif
#ifdef BSP_USING_UART6
UART6_INDEX,
#endif
#ifdef BSP_USING_UART7
UART7_INDEX,
#endif
#ifdef BSP_USING_UART8
UART8_INDEX,
#endif
#ifdef BSP_USING_UART9
UART9_INDEX,
#endif
};
static struct ra_uart uart_obj[sizeof(uart_config) / sizeof(uart_config[0])] = {0};
static void ra_uart_get_config(void)
{
struct serial_configure config = RT_SERIAL_CONFIG_DEFAULT;
#ifdef BSP_USING_UART0
uart_obj[UART0_INDEX].serial.config = config;
uart_obj[UART0_INDEX].uart_dma_flag = 0;
uart_obj[UART0_INDEX].serial.config.rx_bufsz = BSP_UART0_RX_BUFSIZE;
uart_obj[UART0_INDEX].serial.config.tx_bufsz = BSP_UART0_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART1
uart_obj[UART1_INDEX].serial.config = config;
uart_obj[UART1_INDEX].uart_dma_flag = 0;
uart_obj[UART1_INDEX].serial.config.rx_bufsz = BSP_UART1_RX_BUFSIZE;
uart_obj[UART1_INDEX].serial.config.tx_bufsz = BSP_UART1_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART2
uart_obj[UART2_INDEX].serial.config = config;
uart_obj[UART2_INDEX].uart_dma_flag = 0;
uart_obj[UART2_INDEX].serial.config.rx_bufsz = BSP_UART2_RX_BUFSIZE;
uart_obj[UART2_INDEX].serial.config.tx_bufsz = BSP_UART2_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART3
uart_obj[UART3_INDEX].serial.config = config;
uart_obj[UART3_INDEX].uart_dma_flag = 0;
uart_obj[UART3_INDEX].serial.config.rx_bufsz = BSP_UART3_RX_BUFSIZE;
uart_obj[UART3_INDEX].serial.config.tx_bufsz = BSP_UART3_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART4
uart_obj[UART4_INDEX].serial.config = config;
uart_obj[UART4_INDEX].uart_dma_flag = 0;
uart_obj[UART4_INDEX].serial.config.rx_bufsz = BSP_UART4_RX_BUFSIZE;
uart_obj[UART4_INDEX].serial.config.tx_bufsz = BSP_UART4_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART5
uart_obj[UART5_INDEX].serial.config = config;
uart_obj[UART5_INDEX].uart_dma_flag = 0;
uart_obj[UART5_INDEX].serial.config.rx_bufsz = BSP_UART5_RX_BUFSIZE;
uart_obj[UART5_INDEX].serial.config.tx_bufsz = BSP_UART5_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART6
uart_obj[UART6_INDEX].serial.config = config;
uart_obj[UART6_INDEX].uart_dma_flag = 0;
uart_obj[UART6_INDEX].serial.config.rx_bufsz = BSP_UART6_RX_BUFSIZE;
uart_obj[UART6_INDEX].serial.config.tx_bufsz = BSP_UART6_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART7
uart_obj[UART7_INDEX].serial.config = config;
uart_obj[UART7_INDEX].uart_dma_flag = 0;
uart_obj[UART7_INDEX].serial.config.rx_bufsz = BSP_UART7_RX_BUFSIZE;
uart_obj[UART7_INDEX].serial.config.tx_bufsz = BSP_UART7_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART8
uart_obj[UART8_INDEX].serial.config = config;
uart_obj[UART8_INDEX].uart_dma_flag = 0;
uart_obj[UART8_INDEX].serial.config.rx_bufsz = BSP_UART8_RX_BUFSIZE;
uart_obj[UART8_INDEX].serial.config.tx_bufsz = BSP_UART8_TX_BUFSIZE;
#endif
#ifdef BSP_USING_UART9
uart_obj[UART9_INDEX].serial.config = config;
uart_obj[UART9_INDEX].uart_dma_flag = 0;
uart_obj[UART9_INDEX].serial.config.rx_bufsz = BSP_UART9_RX_BUFSIZE;
uart_obj[UART9_INDEX].serial.config.tx_bufsz = BSP_UART9_TX_BUFSIZE;
#endif
}
/*
* UART interface
*/
static rt_err_t ra_uart_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
{
struct ra_uart *uart;
RT_ASSERT(serial != RT_NULL);
RT_ASSERT(cfg != RT_NULL);
fsp_err_t err = FSP_SUCCESS;
uart = rt_container_of(serial, struct ra_uart, serial);
RT_ASSERT(uart != RT_NULL);
err = R_SCI_UART_Open(uart->config->p_api_ctrl, uart->config->p_cfg);
if (FSP_SUCCESS != err)
{
return RT_ERROR;
}
return RT_EOK;
}
static rt_err_t ra_uart_control(struct rt_serial_device *serial, int cmd, void *arg)
{
return RT_EOK;
}
static int ra_uart_putc(struct rt_serial_device *serial, char c)
{
struct ra_uart *uart;
RT_ASSERT(serial != RT_NULL);
uart = rt_container_of(serial, struct ra_uart, serial);
RT_ASSERT(uart != RT_NULL);
sci_uart_instance_ctrl_t *p_ctrl = (sci_uart_instance_ctrl_t *)uart->config->p_api_ctrl;
p_ctrl->p_reg->TDR = c;
while ((p_ctrl->p_reg->SSR_b.TEND) == 0);
return RT_EOK;
}
static int ra_uart_getc(struct rt_serial_device *serial)
{
return RT_EOK;
}
static rt_ssize_t ra_uart_transmit(struct rt_serial_device *serial,
rt_uint8_t *buf,
rt_size_t size,
rt_uint32_t tx_flag)
{
struct ra_uart *uart;
RT_ASSERT(serial != RT_NULL);
RT_ASSERT(buf != RT_NULL);
uart = rt_container_of(serial, struct ra_uart, serial);
ra_uart_control(serial, RT_DEVICE_CTRL_SET_INT, (void *)tx_flag);
return size;
}
#ifdef BSP_USING_UART0
void user_uart0_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART0_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART1
void user_uart1_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART1_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART2
void user_uart2_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART2_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART3
void user_uart3_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART3_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART4
void user_uart4_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART4_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART5
void user_uart5_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART5_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART6
void user_uart6_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART6_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART7
void user_uart7_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART7_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART8
void user_uart8_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART8_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
#ifdef BSP_USING_UART9
void user_uart9_callback(uart_callback_args_t *p_args)
{
rt_interrupt_enter();
struct rt_serial_device *serial = &uart_obj[UART9_INDEX].serial;
RT_ASSERT(serial != RT_NULL);
if (UART_EVENT_RX_CHAR == p_args->event)
{
struct rt_serial_rx_fifo *rx_fifo;
rx_fifo = (struct rt_serial_rx_fifo *) serial->serial_rx;
RT_ASSERT(rx_fifo != RT_NULL);
rt_ringbuffer_putchar(&(rx_fifo->rb), (rt_uint8_t)p_args->data);
rt_hw_serial_isr(serial, RT_SERIAL_EVENT_RX_IND);
}
rt_interrupt_leave();
}
#endif
static const struct rt_uart_ops ra_uart_ops =
{
.configure = ra_uart_configure,
.control = ra_uart_control,
.putc = ra_uart_putc,
.getc = ra_uart_getc,
.transmit = ra_uart_transmit
};
int rt_hw_usart_init(void)
{
rt_err_t result = 0;
rt_size_t obj_num = sizeof(uart_obj) / sizeof(struct ra_uart);
ra_uart_get_config();
for (int i = 0; i < obj_num; i++)
{
/* init UART object */
uart_obj[i].config = &uart_config[i];
uart_obj[i].serial.ops = &ra_uart_ops;
/* register UART device */
result = rt_hw_serial_register(&uart_obj[i].serial,
uart_obj[i].config->name,
RT_DEVICE_FLAG_RDWR,
NULL);
RT_ASSERT(result == RT_EOK);
}
return result;
}
#endif /* RT_USING_SERIAL_V2 */
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