Skip to content

R
rt-thread

混口饭吃， / rt-thread
与 Fork 源项目一致

Fork自 Mr_Pangza / rt-thread

通知 1
Star 0
Fork 0
R
rt-thread

体验新版 GitCode，发现更多精彩内容 >>

未验证 提交 9f31d199 编写于 作者: B Bernard Xiong 提交者： GitHub
浏览文件
操作

Merge pull request #2149 from ErnestChen1/master 

适配串口框架
上级 a7d62d51 6ae6ba14
隐藏空白更改
内联 并排
Showing with 72 addition and 5 deletion
bsp/stm32f10x/drivers/usart.c
浏览文件 @ 9f31d199
...@@ -45,6 +45,7 @@ struct stm32_uart ...@@ -45,6 +45,7 @@ struct stm32_uart
{ {
USART_TypeDef *uart_device; USART_TypeDef *uart_device;
IRQn_Type irq; IRQn_Type irq;
#ifdef RT_SERIAL_USING_DMA
struct stm32_uart_dma struct stm32_uart_dma
{ {
/* dma channel */ /* dma channel */
...@@ -58,9 +59,12 @@ struct stm32_uart ...@@ -58,9 +59,12 @@ struct stm32_uart
/* last receive index */ /* last receive index */
rt_size_t last_recv_index; rt_size_t last_recv_index;
} dma; } dma;
#endif /* RT_SERIAL_USING_DMA */
}; };
#ifdef RT_SERIAL_USING_DMA
static void DMA_Configuration(struct rt_serial_device *serial); static void DMA_Configuration(struct rt_serial_device *serial);
#endif /* RT_SERIAL_USING_DMA */
static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_configure *cfg) static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
{ {
...@@ -107,7 +111,6 @@ static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_c ...@@ -107,7 +111,6 @@ static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_c
static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *arg) static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *arg)
{ {
struct stm32_uart* uart; struct stm32_uart* uart;
rt_uint32_t ctrl_arg = (rt_uint32_t)(arg);
RT_ASSERT(serial != RT_NULL); RT_ASSERT(serial != RT_NULL);
uart = (struct stm32_uart *)serial->parent.user_data; uart = (struct stm32_uart *)serial->parent.user_data;
...@@ -128,12 +131,14 @@ static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *ar ...@@ -128,12 +131,14 @@ static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *ar
/* enable interrupt */ /* enable interrupt */
USART_ITConfig(uart->uart_device, USART_IT_RXNE, ENABLE); USART_ITConfig(uart->uart_device, USART_IT_RXNE, ENABLE);
break; break;
#ifdef RT_SERIAL_USING_DMA
/* USART config */ /* USART config */
case RT_DEVICE_CTRL_CONFIG : case RT_DEVICE_CTRL_CONFIG :
if (ctrl_arg == RT_DEVICE_FLAG_DMA_RX) { if ((rt_uint32_t)(arg) == RT_DEVICE_FLAG_DMA_RX) {
DMA_Configuration(serial); DMA_Configuration(serial);
} }
break; break;
#endif /* RT_SERIAL_USING_DMA */
} }
return RT_EOK; return RT_EOK;
} }
...@@ -182,6 +187,7 @@ static int stm32_getc(struct rt_serial_device *serial) ...@@ -182,6 +187,7 @@ static int stm32_getc(struct rt_serial_device *serial)
return ch; return ch;
} }
#ifdef RT_SERIAL_USING_DMA
/** /**
* Serial port receive idle process. This need add to uart idle ISR. * Serial port receive idle process. This need add to uart idle ISR.
* *
...@@ -231,6 +237,7 @@ static void dma_rx_done_isr(struct rt_serial_device *serial) { ...@@ -231,6 +237,7 @@ static void dma_rx_done_isr(struct rt_serial_device *serial) {
DMA_ClearFlag(uart->dma.rx_gl_flag); DMA_ClearFlag(uart->dma.rx_gl_flag);
} }
#endif /* RT_SERIAL_USING_DMA */
/** /**
* Uart common interrupt process. This need add to uart ISR. * Uart common interrupt process. This need add to uart ISR.
...@@ -251,10 +258,12 @@ static void uart_isr(struct rt_serial_device *serial) { ...@@ -251,10 +258,12 @@ static void uart_isr(struct rt_serial_device *serial) {
/* clear interrupt */ /* clear interrupt */
USART_ClearITPendingBit(uart->uart_device, USART_IT_RXNE); USART_ClearITPendingBit(uart->uart_device, USART_IT_RXNE);
} }
#ifdef RT_SERIAL_USING_DMA
if(USART_GetITStatus(uart->uart_device, USART_IT_IDLE) != RESET) if(USART_GetITStatus(uart->uart_device, USART_IT_IDLE) != RESET)
{ {
dma_uart_rx_idle_isr(serial); dma_uart_rx_idle_isr(serial);
} }
#endif /* RT_SERIAL_USING_DMA */
if (USART_GetITStatus(uart->uart_device, USART_IT_TC) != RESET) if (USART_GetITStatus(uart->uart_device, USART_IT_TC) != RESET)
{ {
/* clear interrupt */ /* clear interrupt */
...@@ -284,6 +293,7 @@ static const struct rt_uart_ops stm32_uart_ops = ...@@ -284,6 +293,7 @@ static const struct rt_uart_ops stm32_uart_ops =
struct stm32_uart uart1 = struct stm32_uart uart1 =
{ {
USART1, USART1,
#ifdef RT_SERIAL_USING_DMA
USART1_IRQn, USART1_IRQn,
{ {
DMA1_Channel5, DMA1_Channel5,
...@@ -291,6 +301,7 @@ struct stm32_uart uart1 = ...@@ -291,6 +301,7 @@ struct stm32_uart uart1 =
DMA1_Channel5_IRQn, DMA1_Channel5_IRQn,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial1; struct rt_serial_device serial1;
...@@ -305,6 +316,7 @@ void USART1_IRQHandler(void) ...@@ -305,6 +316,7 @@ void USART1_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA1_Channel5_IRQHandler(void) { void DMA1_Channel5_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -314,6 +326,8 @@ void DMA1_Channel5_IRQHandler(void) { ...@@ -314,6 +326,8 @@ void DMA1_Channel5_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART1 */ #endif /* RT_USING_UART1 */
#if defined(RT_USING_UART2) #if defined(RT_USING_UART2)
...@@ -321,6 +335,7 @@ void DMA1_Channel5_IRQHandler(void) { ...@@ -321,6 +335,7 @@ void DMA1_Channel5_IRQHandler(void) {
struct stm32_uart uart2 = struct stm32_uart uart2 =
{ {
USART2, USART2,
#ifdef RT_SERIAL_USING_DMA
USART2_IRQn, USART2_IRQn,
{ {
DMA1_Channel6, DMA1_Channel6,
...@@ -328,6 +343,7 @@ struct stm32_uart uart2 = ...@@ -328,6 +343,7 @@ struct stm32_uart uart2 =
DMA1_Channel6_IRQn, DMA1_Channel6_IRQn,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial2; struct rt_serial_device serial2;
...@@ -342,6 +358,7 @@ void USART2_IRQHandler(void) ...@@ -342,6 +358,7 @@ void USART2_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA1_Channel6_IRQHandler(void) { void DMA1_Channel6_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -351,6 +368,8 @@ void DMA1_Channel6_IRQHandler(void) { ...@@ -351,6 +368,8 @@ void DMA1_Channel6_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART2 */ #endif /* RT_USING_UART2 */
#if defined(RT_USING_UART3) #if defined(RT_USING_UART3)
...@@ -358,6 +377,7 @@ void DMA1_Channel6_IRQHandler(void) { ...@@ -358,6 +377,7 @@ void DMA1_Channel6_IRQHandler(void) {
struct stm32_uart uart3 = struct stm32_uart uart3 =
{ {
USART3, USART3,
#ifdef RT_SERIAL_USING_DMA
USART3_IRQn, USART3_IRQn,
{ {
DMA1_Channel3, DMA1_Channel3,
...@@ -365,6 +385,7 @@ struct stm32_uart uart3 = ...@@ -365,6 +385,7 @@ struct stm32_uart uart3 =
DMA1_Channel3_IRQn, DMA1_Channel3_IRQn,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial3; struct rt_serial_device serial3;
...@@ -379,6 +400,7 @@ void USART3_IRQHandler(void) ...@@ -379,6 +400,7 @@ void USART3_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA1_Channel3_IRQHandler(void) { void DMA1_Channel3_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -388,6 +410,8 @@ void DMA1_Channel3_IRQHandler(void) { ...@@ -388,6 +410,8 @@ void DMA1_Channel3_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART3 */ #endif /* RT_USING_UART3 */
#if defined(RT_USING_UART4) #if defined(RT_USING_UART4)
...@@ -395,6 +419,7 @@ void DMA1_Channel3_IRQHandler(void) { ...@@ -395,6 +419,7 @@ void DMA1_Channel3_IRQHandler(void) {
struct stm32_uart uart4 = struct stm32_uart uart4 =
{ {
UART4, UART4,
#ifdef RT_SERIAL_USING_DMA
UART4_IRQn, UART4_IRQn,
{ {
DMA2_Channel3, DMA2_Channel3,
...@@ -402,6 +427,7 @@ struct stm32_uart uart4 = ...@@ -402,6 +427,7 @@ struct stm32_uart uart4 =
DMA2_Channel3_IRQn, DMA2_Channel3_IRQn,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial4; struct rt_serial_device serial4;
...@@ -416,6 +442,7 @@ void UART4_IRQHandler(void) ...@@ -416,6 +442,7 @@ void UART4_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA2_Channel3_IRQHandler(void) { void DMA2_Channel3_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -425,6 +452,8 @@ void DMA2_Channel3_IRQHandler(void) { ...@@ -425,6 +452,8 @@ void DMA2_Channel3_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART4 */ #endif /* RT_USING_UART4 */
static void RCC_Configuration(void) static void RCC_Configuration(void)
...@@ -521,6 +550,7 @@ static void NVIC_Configuration(struct stm32_uart* uart) ...@@ -521,6 +550,7 @@ static void NVIC_Configuration(struct stm32_uart* uart)
NVIC_Init(&NVIC_InitStructure); NVIC_Init(&NVIC_InitStructure);
} }
#ifdef RT_SERIAL_USING_DMA
static void DMA_Configuration(struct rt_serial_device *serial) { static void DMA_Configuration(struct rt_serial_device *serial) {
struct stm32_uart *uart = (struct stm32_uart *) serial->parent.user_data; struct stm32_uart *uart = (struct stm32_uart *) serial->parent.user_data;
struct rt_serial_rx_fifo *rx_fifo = (struct rt_serial_rx_fifo *)serial->serial_rx; struct rt_serial_rx_fifo *rx_fifo = (struct rt_serial_rx_fifo *)serial->serial_rx;
...@@ -562,6 +592,7 @@ static void DMA_Configuration(struct rt_serial_device *serial) { ...@@ -562,6 +592,7 @@ static void DMA_Configuration(struct rt_serial_device *serial) {
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure); NVIC_Init(&NVIC_InitStructure);
} }
#endif /* RT_SERIAL_USING_DMA */
void rt_hw_usart_init(void) void rt_hw_usart_init(void)
{ {
......
bsp/stm32f40x/drivers/usart.c
浏览文件 @ 9f31d199
...@@ -66,6 +66,7 @@ struct stm32_uart ...@@ -66,6 +66,7 @@ struct stm32_uart
{ {
USART_TypeDef *uart_device; USART_TypeDef *uart_device;
IRQn_Type irq; IRQn_Type irq;
#ifdef RT_SERIAL_USING_DMA
struct stm32_uart_dma struct stm32_uart_dma
{ {
/* dma stream */ /* dma stream */
...@@ -81,9 +82,12 @@ struct stm32_uart ...@@ -81,9 +82,12 @@ struct stm32_uart
/* last receive index */ /* last receive index */
rt_size_t last_recv_index; rt_size_t last_recv_index;
} dma; } dma;
#endif /* RT_SERIAL_USING_DMA */
}; };
#ifdef RT_SERIAL_USING_DMA
static void DMA_Configuration(struct rt_serial_device *serial); static void DMA_Configuration(struct rt_serial_device *serial);
#endif /* RT_SERIAL_USING_DMA */
static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_configure *cfg) static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_configure *cfg)
{ {
...@@ -130,7 +134,6 @@ static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_c ...@@ -130,7 +134,6 @@ static rt_err_t stm32_configure(struct rt_serial_device *serial, struct serial_c
static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *arg) static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *arg)
{ {
struct stm32_uart* uart; struct stm32_uart* uart;
rt_uint32_t ctrl_arg = (rt_uint32_t)(arg);
RT_ASSERT(serial != RT_NULL); RT_ASSERT(serial != RT_NULL);
uart = (struct stm32_uart *)serial->parent.user_data; uart = (struct stm32_uart *)serial->parent.user_data;
...@@ -149,11 +152,13 @@ static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *ar ...@@ -149,11 +152,13 @@ static rt_err_t stm32_control(struct rt_serial_device *serial, int cmd, void *ar
/* enable interrupt */ /* enable interrupt */
USART_ITConfig(uart->uart_device, USART_IT_RXNE, ENABLE); USART_ITConfig(uart->uart_device, USART_IT_RXNE, ENABLE);
break; break;
#ifdef RT_SERIAL_USING_DMA
/* USART config */ /* USART config */
case RT_DEVICE_CTRL_CONFIG : case RT_DEVICE_CTRL_CONFIG :
if (ctrl_arg == RT_DEVICE_FLAG_DMA_RX) { if ((rt_uint32_t)(arg) == RT_DEVICE_FLAG_DMA_RX) {
DMA_Configuration(serial); DMA_Configuration(serial);
} }
#endif /* RT_SERIAL_USING_DMA */
} }
return RT_EOK; return RT_EOK;
...@@ -190,6 +195,7 @@ static int stm32_getc(struct rt_serial_device *serial) ...@@ -190,6 +195,7 @@ static int stm32_getc(struct rt_serial_device *serial)
return ch; return ch;
} }
#ifdef RT_SERIAL_USING_DMA
/** /**
* DMA initialize by DMA_InitStruct structure * DMA initialize by DMA_InitStruct structure
* *
...@@ -278,6 +284,7 @@ static void dma_rx_done_isr(struct rt_serial_device *serial) ...@@ -278,6 +284,7 @@ static void dma_rx_done_isr(struct rt_serial_device *serial)
DMA_ClearFlag(uart->dma.rx_stream, uart->dma.rx_flag); DMA_ClearFlag(uart->dma.rx_stream, uart->dma.rx_flag);
} }
} }
#endif /* RT_SERIAL_USING_DMA */
/** /**
* Uart common interrupt process. This need add to uart ISR. * Uart common interrupt process. This need add to uart ISR.
...@@ -296,10 +303,12 @@ static void uart_isr(struct rt_serial_device *serial) ...@@ -296,10 +303,12 @@ static void uart_isr(struct rt_serial_device *serial)
/* clear interrupt */ /* clear interrupt */
USART_ClearITPendingBit(uart->uart_device, USART_IT_RXNE); USART_ClearITPendingBit(uart->uart_device, USART_IT_RXNE);
} }
#ifdef RT_SERIAL_USING_DMA
if(USART_GetITStatus(uart->uart_device, USART_IT_IDLE) != RESET) if(USART_GetITStatus(uart->uart_device, USART_IT_IDLE) != RESET)
{ {
dma_uart_rx_idle_isr(serial); dma_uart_rx_idle_isr(serial);
} }
#endif /* RT_SERIAL_USING_DMA */
if (USART_GetITStatus(uart->uart_device, USART_IT_TC) != RESET) if (USART_GetITStatus(uart->uart_device, USART_IT_TC) != RESET)
{ {
/* clear interrupt */ /* clear interrupt */
...@@ -325,6 +334,7 @@ static const struct rt_uart_ops stm32_uart_ops = ...@@ -325,6 +334,7 @@ static const struct rt_uart_ops stm32_uart_ops =
struct stm32_uart uart1 = struct stm32_uart uart1 =
{ {
USART1, USART1,
#ifdef RT_SERIAL_USING_DMA
USART1_IRQn, USART1_IRQn,
{ {
DMA2_Stream5, DMA2_Stream5,
...@@ -333,6 +343,7 @@ struct stm32_uart uart1 = ...@@ -333,6 +343,7 @@ struct stm32_uart uart1 =
DMA2_Stream5_IRQn, DMA2_Stream5_IRQn,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial1; struct rt_serial_device serial1;
...@@ -347,6 +358,7 @@ void USART1_IRQHandler(void) ...@@ -347,6 +358,7 @@ void USART1_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA2_Stream5_IRQHandler(void) { void DMA2_Stream5_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -356,6 +368,8 @@ void DMA2_Stream5_IRQHandler(void) { ...@@ -356,6 +368,8 @@ void DMA2_Stream5_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART1 */ #endif /* RT_USING_UART1 */
#if defined(RT_USING_UART2) #if defined(RT_USING_UART2)
...@@ -363,6 +377,7 @@ void DMA2_Stream5_IRQHandler(void) { ...@@ -363,6 +377,7 @@ void DMA2_Stream5_IRQHandler(void) {
struct stm32_uart uart2 = struct stm32_uart uart2 =
{ {
USART2, USART2,
#ifdef RT_SERIAL_USING_DMA
USART2_IRQn, USART2_IRQn,
{ {
DMA1_Stream5, DMA1_Stream5,
...@@ -372,6 +387,7 @@ struct stm32_uart uart2 = ...@@ -372,6 +387,7 @@ struct stm32_uart uart2 =
0, 0,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial2; struct rt_serial_device serial2;
...@@ -386,6 +402,7 @@ void USART2_IRQHandler(void) ...@@ -386,6 +402,7 @@ void USART2_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA1_Stream5_IRQHandler(void) { void DMA1_Stream5_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -395,6 +412,8 @@ void DMA1_Stream5_IRQHandler(void) { ...@@ -395,6 +412,8 @@ void DMA1_Stream5_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART2 */ #endif /* RT_USING_UART2 */
#if defined(RT_USING_UART3) #if defined(RT_USING_UART3)
...@@ -402,6 +421,7 @@ void DMA1_Stream5_IRQHandler(void) { ...@@ -402,6 +421,7 @@ void DMA1_Stream5_IRQHandler(void) {
struct stm32_uart uart3 = struct stm32_uart uart3 =
{ {
USART3, USART3,
#ifdef RT_SERIAL_USING_DMA
USART3_IRQn, USART3_IRQn,
{ {
DMA1_Stream1, DMA1_Stream1,
...@@ -411,6 +431,7 @@ struct stm32_uart uart3 = ...@@ -411,6 +431,7 @@ struct stm32_uart uart3 =
0, 0,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial3; struct rt_serial_device serial3;
...@@ -425,6 +446,7 @@ void USART3_IRQHandler(void) ...@@ -425,6 +446,7 @@ void USART3_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA1_Stream1_IRQHandler(void) { void DMA1_Stream1_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -434,6 +456,8 @@ void DMA1_Stream1_IRQHandler(void) { ...@@ -434,6 +456,8 @@ void DMA1_Stream1_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART3 */ #endif /* RT_USING_UART3 */
#if defined(RT_USING_UART4) #if defined(RT_USING_UART4)
...@@ -441,6 +465,7 @@ void DMA1_Stream1_IRQHandler(void) { ...@@ -441,6 +465,7 @@ void DMA1_Stream1_IRQHandler(void) {
struct stm32_uart uart4 = struct stm32_uart uart4 =
{ {
UART4, UART4,
#ifdef RT_SERIAL_USING_DMA
UART4_IRQn, UART4_IRQn,
{ {
DMA1_Stream2, DMA1_Stream2,
...@@ -450,6 +475,7 @@ struct stm32_uart uart4 = ...@@ -450,6 +475,7 @@ struct stm32_uart uart4 =
0, 0,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial4; struct rt_serial_device serial4;
...@@ -464,6 +490,7 @@ void UART4_IRQHandler(void) ...@@ -464,6 +490,7 @@ void UART4_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA1_Stream2_IRQHandler(void) { void DMA1_Stream2_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -473,6 +500,8 @@ void DMA1_Stream2_IRQHandler(void) { ...@@ -473,6 +500,8 @@ void DMA1_Stream2_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART4 */ #endif /* RT_USING_UART4 */
#if defined(RT_USING_UART5) #if defined(RT_USING_UART5)
...@@ -480,6 +509,7 @@ void DMA1_Stream2_IRQHandler(void) { ...@@ -480,6 +509,7 @@ void DMA1_Stream2_IRQHandler(void) {
struct stm32_uart uart5 = struct stm32_uart uart5 =
{ {
UART5, UART5,
#ifdef RT_SERIAL_USING_DMA
UART5_IRQn, UART5_IRQn,
{ {
DMA1_Stream0, DMA1_Stream0,
...@@ -489,6 +519,7 @@ struct stm32_uart uart5 = ...@@ -489,6 +519,7 @@ struct stm32_uart uart5 =
0, 0,
0, 0,
}, },
#endif /* RT_SERIAL_USING_DMA */
}; };
struct rt_serial_device serial5; struct rt_serial_device serial5;
...@@ -503,6 +534,7 @@ void UART5_IRQHandler(void) ...@@ -503,6 +534,7 @@ void UART5_IRQHandler(void)
rt_interrupt_leave(); rt_interrupt_leave();
} }
#ifdef RT_SERIAL_USING_DMA
void DMA1_Stream0_IRQHandler(void) { void DMA1_Stream0_IRQHandler(void) {
/* enter interrupt */ /* enter interrupt */
rt_interrupt_enter(); rt_interrupt_enter();
...@@ -512,6 +544,8 @@ void DMA1_Stream0_IRQHandler(void) { ...@@ -512,6 +544,8 @@ void DMA1_Stream0_IRQHandler(void) {
/* leave interrupt */ /* leave interrupt */
rt_interrupt_leave(); rt_interrupt_leave();
} }
#endif /* RT_SERIAL_USING_DMA */
#endif /* RT_USING_UART5 */ #endif /* RT_USING_UART5 */
static void RCC_Configuration(void) static void RCC_Configuration(void)
...@@ -626,6 +660,7 @@ static void NVIC_Configuration(struct stm32_uart *uart) ...@@ -626,6 +660,7 @@ static void NVIC_Configuration(struct stm32_uart *uart)
NVIC_Init(&NVIC_InitStructure); NVIC_Init(&NVIC_InitStructure);
} }
#ifdef RT_SERIAL_USING_DMA
static void DMA_Configuration(struct rt_serial_device *serial) { static void DMA_Configuration(struct rt_serial_device *serial) {
struct stm32_uart *uart = (struct stm32_uart *) serial->parent.user_data; struct stm32_uart *uart = (struct stm32_uart *) serial->parent.user_data;
struct rt_serial_rx_fifo *rx_fifo = (struct rt_serial_rx_fifo *)serial->serial_rx; struct rt_serial_rx_fifo *rx_fifo = (struct rt_serial_rx_fifo *)serial->serial_rx;
...@@ -653,6 +688,7 @@ static void DMA_Configuration(struct rt_serial_device *serial) { ...@@ -653,6 +688,7 @@ static void DMA_Configuration(struct rt_serial_device *serial) {
NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE; NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
NVIC_Init(&NVIC_InitStructure); NVIC_Init(&NVIC_InitStructure);
} }
#endif /* RT_SERIAL_USING_DMA */
int stm32_hw_usart_init(void) int stm32_hw_usart_init(void)
{ {
......
Markdown is supported
0% 或 .
You are about to add 0 people to the discussion. Proceed with caution.
先完成此消息的编辑！
想要评论请 注册 或