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Merge pull request #5962 from bcostm/fix_usart_irq_index 

STM32: Fix usart irq index
pull/5988/head
Cruz Monrreal 2018-01-31 12:16:17 -06:00 committed by GitHub
parent 097966b8c7 eb4b339c37
commit f907012e55
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 769 additions and 505 deletions
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134
targets/TARGET_STM/TARGET_STM32F0/serial_device.c
View File

@ -47,42 +47,51 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_OREF);
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_OREF);
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
@ -92,43 +101,43 @@ static void uart3_8_irq(void)
#if defined(TARGET_STM32F091RC)
#if defined(USART3_BASE)
if (__HAL_GET_PENDING_IT(HAL_ITLINE_USART3) != RESET) {
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(USART4_BASE)
if (__HAL_GET_PENDING_IT(HAL_ITLINE_USART4) != RESET) {
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(USART5_BASE)
if (__HAL_GET_PENDING_IT(HAL_ITLINE_USART5) != RESET) {
uart_irq(4);
uart_irq(UART_5);
}
#endif
#if defined(USART6_BASE)
if (__HAL_GET_PENDING_IT(HAL_ITLINE_USART6) != RESET) {
uart_irq(5);
uart_irq(UART_6);
}
#endif
#if defined(USART7_BASE)
if (__HAL_GET_PENDING_IT(HAL_ITLINE_USART7) != RESET) {
uart_irq(6);
uart_irq(UART_7);
}
#endif
#if defined(USART8_BASE)
if (__HAL_GET_PENDING_IT(HAL_ITLINE_USART8) != RESET) {
uart_irq(7);
uart_irq(UART_8);
}
#endif
#else // TARGET_STM32F070RB, TARGET_STM32F072RB
#if defined(USART3_BASE)
if (USART3->ISR & (UART_FLAG_TXE | UART_FLAG_RXNE | UART_FLAG_ORE)) {
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(USART4_BASE)
if (USART4->ISR & (UART_FLAG_TXE | UART_FLAG_RXNE | UART_FLAG_ORE)) {
uart_irq(3);
uart_irq(UART_4);
}
#endif
#endif
@ -149,10 +158,12 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
IRQn_Type irq_n = (IRQn_Type)0;
uint32_t vector = 0;
#if defined(USART1_BASE)
if (obj_s->uart == UART_1) {
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
}
#endif
#if defined(USART2_BASE)
if (obj_s->uart == UART_2) {
@ -238,7 +249,7 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
}
if (all_disabled) {
NVIC_DisableIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
}
}
}
@ -351,44 +362,75 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
switch (uart_name) {
#if defined(USART1_BASE)
case 0:
case UART_1:
irq_n = USART1_IRQn;
break;
#endif
#if defined(USART2_BASE)
case 1:
case UART_2:
irq_n = USART2_IRQn;
break;
#endif
#if defined(USART3_BASE)
case UART_3:
#if defined (TARGET_STM32F091RC)
case 2:
case 3:
case 4:
case 5:
case 6:
case 7:
irq_n = USART3_8_IRQn;
break;
#elif !defined (TARGET_STM32F030R8) && !defined (TARGET_STM32F051R8)
case 2:
case 3:
#else
irq_n = USART3_4_IRQn;
#endif
break;
#endif
#if defined(USART4_BASE)
case UART_4:
#if defined (TARGET_STM32F091RC)
irq_n = USART3_8_IRQn;
#else
irq_n = USART3_4_IRQn;
#endif
break;
#endif
#if defined(USART5_BASE)
case UART_5:
irq_n = USART3_8_IRQn;
break;
#endif
#if defined(USART6_BASE)
case UART_6:
irq_n = USART3_8_IRQn;
break;
#endif
#if defined(USART7_BASE)
case UART_7:
irq_n = USART3_8_IRQn;
break;
#endif
#if defined(USART8_BASE)
case UART_8:
irq_n = USART3_8_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -434,7 +476,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -484,7 +526,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);
@ -642,7 +684,7 @@ void serial_tx_abort_asynch(serial_t *obj)
// clear flags
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_TCF);
// reset states
huart->TxXferCount = 0;
// update handle state

90
targets/TARGET_STM/TARGET_STM32F1/serial_device.c
View File

@ -39,48 +39,60 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
#if defined(USART3_BASE)
static void uart3_irq(void)
{
uart_irq(2);
uart_irq(UART_3);
}
#endif
void serial_irq_handler(serial_t *obj, uart_irq_handler handler, uint32_t id)
{
@ -97,20 +109,26 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
IRQn_Type irq_n = (IRQn_Type)0;
uint32_t vector = 0;
#if defined(USART1_BASE)
if (obj_s->uart == UART_1) {
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
}
#endif
#if defined(USART2_BASE)
if (obj_s->uart == UART_2) {
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
}
#endif
#if defined(USART3_BASE)
if (obj_s->uart == UART_3) {
irq_n = USART3_IRQn;
vector = (uint32_t)&uart3_irq;
}
#endif
if (enable) {
if (irq == RxIrq) {
@ -261,31 +279,33 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
case 0:
switch (uart_name) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
break;
case 1:
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
break;
case 2:
#endif
#if defined(USART3_BASE)
case UART_3:
irq_n = USART3_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -330,7 +350,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -380,7 +400,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);
@ -471,8 +491,8 @@ int serial_irq_handler_asynch(serial_t *obj)
if (__HAL_UART_GET_IT_SOURCE(huart, USART_IT_ERR) != RESET) {
return_event |= (SERIAL_EVENT_RX_PARITY_ERROR & obj_s->events);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_FE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, USART_IT_ERR) != RESET) {
return_event |= (SERIAL_EVENT_RX_FRAMING_ERROR & obj_s->events);
@ -535,7 +555,7 @@ void serial_tx_abort_asynch(serial_t *obj)
// clear flags
__HAL_UART_CLEAR_FLAG(huart, UART_FLAG_TC);
// reset states
huart->TxXferCount = 0;
// update handle state

116
targets/TARGET_STM/TARGET_STM32F2/serial_device.c
View File

@ -39,83 +39,93 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, USART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, USART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
#if defined(USART3_BASE)
static void uart3_irq(void)
{
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(UART4_BASE)
static void uart4_irq(void)
{
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(UART5_BASE)
static void uart5_irq(void)
{
uart_irq(4);
uart_irq(UART_5);
}
#endif
#if defined(USART6_BASE)
static void uart6_irq(void)
{
uart_irq(5);
uart_irq(UART_6);
}
#endif
#if defined(UART7_BASE)
static void uart7_irq(void)
{
uart_irq(6);
uart_irq(UART_7);
}
#endif
#if defined(UART8_BASE)
static void uart8_irq(void)
{
uart_irq(7);
uart_irq(UART8);
}
#endif
@ -134,48 +144,51 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
IRQn_Type irq_n = (IRQn_Type)0;
uint32_t vector = 0;
switch (obj_s->index) {
case 0:
switch (obj_s->uart) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
break;
case 1:
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
break;
#endif
#if defined(USART3_BASE)
case 2:
case UART_3:
irq_n = USART3_IRQn;
vector = (uint32_t)&uart3_irq;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
vector = (uint32_t)&uart4_irq;
break;
#endif
#if defined(UART5_BASE)
case 4:
case UART_5:
irq_n = UART5_IRQn;
vector = (uint32_t)&uart5_irq;
break;
#endif
#if defined(USART6_BASE)
case 5:
case UART_6:
irq_n = USART6_IRQn;
vector = (uint32_t)&uart6_irq;
break;
#endif
#if defined(UART7_BASE)
case 6:
case UART_7:
irq_n = UART7_IRQn;
vector = (uint32_t)&uart7_irq;
break;
#endif
#if defined(UART8_BASE)
case 7:
case UART_8:
irq_n = UART8_IRQn;
vector = (uint32_t)&uart8_irq;
break;
@ -188,8 +201,8 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
} else { // TxIrq
__HAL_UART_ENABLE_IT(huart, UART_IT_TXE);
}
NVIC_SetVector(irq_n, vector);
NVIC_EnableIRQ(irq_n);
NVIC_SetVector(irq_n, vector);
NVIC_EnableIRQ(irq_n);
} else { // disable
int all_disabled = 0;
@ -323,55 +336,54 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
switch (uart_name) {
#if defined(USART1_BASE)
case 0:
case UART_1:
irq_n = USART1_IRQn;
break;
#endif
#if defined(USART2_BASE)
case 1:
case UART_2:
irq_n = USART2_IRQn;
break;
#endif
#if defined(USART3_BASE)
case 2:
case UART_3:
irq_n = USART3_IRQn;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
break;
#endif
#if defined(UART5_BASE)
case 4:
case UART_5:
irq_n = UART5_IRQn;
break;
#endif
#if defined(USART6_BASE)
case 5:
case UART_6:
irq_n = USART6_IRQn;
break;
#endif
#if defined(UART7_BASE)
case 6:
case UART_7:
irq_n = UART7_IRQn;
break;
#endif
#if defined(UART8_BASE)
case 7:
case UART_8:
irq_n = UART8_IRQn;
break;
#endif
#endif
default:
irq_n = (IRQn_Type)0;
}
@ -421,7 +433,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -471,7 +483,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);
@ -626,7 +638,7 @@ void serial_tx_abort_asynch(serial_t *obj)
// clear flags
__HAL_UART_CLEAR_FLAG(huart, UART_FLAG_TC);
// reset states
huart->TxXferCount = 0;
// update handle state

89
targets/TARGET_STM/TARGET_STM32F3/serial_device.c
View File

@ -43,62 +43,72 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_OREF);
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_OREF);
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
#if defined(USART3_BASE)
static void uart3_irq(void)
{
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(UART4_BASE)
static void uart4_irq(void)
{
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(UART5_BASE)
static void uart5_irq(void)
{
uart_irq(4);
uart_irq(UART_5);
}
#endif
@ -117,15 +127,19 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
IRQn_Type irq_n = (IRQn_Type)0;
uint32_t vector = 0;
#if defined(USART1_BASE)
if (obj_s->uart == UART_1) {
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
}
#endif
#if defined(USART2_BASE)
if (obj_s->uart == UART_2) {
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
}
#endif
#if defined(USART3_BASE)
if (obj_s->uart == UART_3) {
@ -297,42 +311,43 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
case 0:
switch (uart_name) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
break;
case 1:
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
break;
#endif
#if defined(USART3_BASE)
case 2:
case UART_3:
irq_n = USART3_IRQn;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
break;
#endif
#if defined(UART5_BASE)
case 4:
case UART_5:
irq_n = UART5_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -378,7 +393,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -428,7 +443,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);
@ -586,7 +601,7 @@ void serial_tx_abort_asynch(serial_t *obj)
// clear flags
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_TCF);
// reset states
huart->TxXferCount = 0;
// update handle state

134
targets/TARGET_STM/TARGET_STM32F4/serial_device.c
View File

@ -49,97 +49,107 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, USART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, USART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
#if defined(USART3_BASE)
static void uart3_irq(void)
{
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(UART4_BASE)
static void uart4_irq(void)
{
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(UART5_BASE)
static void uart5_irq(void)
{
uart_irq(4);
uart_irq(UART_5);
}
#endif
#if defined(USART6_BASE)
static void uart6_irq(void)
{
uart_irq(5);
uart_irq(UART_6);
}
#endif
#if defined(UART7_BASE)
static void uart7_irq(void)
{
uart_irq(6);
uart_irq(UART_7);
}
#endif
#if defined(UART8_BASE)
static void uart8_irq(void)
{
uart_irq(7);
uart_irq(UART_8);
}
#endif
#if defined(UART9_BASE)
static void uart9_irq(void)
{
uart_irq(8);
uart_irq(UART_9);
}
#endif
#if defined(UART10_BASE)
static void uart10_irq(void)
{
uart_irq(9);
uart_irq(UART_10);
}
#endif
@ -158,60 +168,63 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
IRQn_Type irq_n = (IRQn_Type)0;
uint32_t vector = 0;
switch (obj_s->index) {
case 0:
switch (obj_s->uart) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
break;
case 1:
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
break;
#endif
#if defined(USART3_BASE)
case 2:
case UART_3:
irq_n = USART3_IRQn;
vector = (uint32_t)&uart3_irq;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
vector = (uint32_t)&uart4_irq;
break;
#endif
#if defined(UART5_BASE)
case 4:
case UART_5:
irq_n = UART5_IRQn;
vector = (uint32_t)&uart5_irq;
break;
#endif
#if defined(USART6_BASE)
case 5:
case UART_6:
irq_n = USART6_IRQn;
vector = (uint32_t)&uart6_irq;
break;
#endif
#if defined(UART7_BASE)
case 6:
case UART_7:
irq_n = UART7_IRQn;
vector = (uint32_t)&uart7_irq;
break;
#endif
#if defined(UART8_BASE)
case 7:
case UART_8:
irq_n = UART8_IRQn;
vector = (uint32_t)&uart8_irq;
break;
#endif
#if defined(UART9_BASE)
case 8:
case UART_9:
irq_n = UART9_IRQn;
vector = (uint32_t)&uart9_irq;
break;
#endif
#if defined(UART10_BASE)
case 9:
case UART_10:
irq_n = UART10_IRQn;
vector = (uint32_t)&uart10_irq;
break;
@ -224,8 +237,8 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
} else { // TxIrq
__HAL_UART_ENABLE_IT(huart, UART_IT_TXE);
}
NVIC_SetVector(irq_n, vector);
NVIC_EnableIRQ(irq_n);
NVIC_SetVector(irq_n, vector);
NVIC_EnableIRQ(irq_n);
} else { // disable
int all_disabled = 0;
@ -244,7 +257,7 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
}
if (all_disabled) {
NVIC_DisableIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
}
}
}
@ -275,7 +288,7 @@ void serial_clear(serial_t *obj)
{
struct serial_s *obj_s = SERIAL_S(obj);
UART_HandleTypeDef *huart = &uart_handlers[obj_s->index];
huart->TxXferCount = 0;
huart->RxXferCount = 0;
}
@ -284,7 +297,7 @@ void serial_break_set(serial_t *obj)
{
struct serial_s *obj_s = SERIAL_S(obj);
UART_HandleTypeDef *huart = &uart_handlers[obj_s->index];
HAL_LIN_SendBreak(huart);
}
@ -359,69 +372,68 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
switch (uart_name) {
#if defined(USART1_BASE)
case 0:
case UART_1:
irq_n = USART1_IRQn;
break;
#endif
#if defined(USART2_BASE)
case 1:
case UART_2:
irq_n = USART2_IRQn;
break;
#endif
#if defined(USART3_BASE)
case 2:
case UART_3:
irq_n = USART3_IRQn;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
break;
#endif
#if defined(USART5_BASE)
case 4:
#if defined(UART5_BASE)
case UART_5:
irq_n = UART5_IRQn;
break;
#endif
#if defined(USART6_BASE)
case 5:
case UART_6:
irq_n = USART6_IRQn;
break;
#endif
#if defined(UART7_BASE)
case 6:
case UART_7:
irq_n = UART7_IRQn;
break;
#endif
#if defined(UART8_BASE)
case 7:
case UART_8:
irq_n = UART8_IRQn;
break;
#endif
#if defined(UART9_BASE)
case 8:
case UART_9:
irq_n = UART9_IRQn;
break;
#endif
#if defined(UART10_BASE)
case 9:
case UART_10:
irq_n = UART10_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -466,7 +478,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -516,7 +528,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);

104
targets/TARGET_STM/TARGET_STM32F7/serial_device.c
View File

@ -38,81 +38,93 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_IT(huart, UART_CLEAR_OREF);
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_IT(huart, UART_CLEAR_OREF);
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
#if defined(USART3_BASE)
static void uart3_irq(void)
{
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(UART4_BASE)
static void uart4_irq(void)
{
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(UART5_BASE)
static void uart5_irq(void)
{
uart_irq(4);
uart_irq(UART_5);
}
#endif
#if defined(USART6_BASE)
static void uart6_irq(void)
{
uart_irq(5);
uart_irq(UART_6);
}
#endif
#if defined(UART7_BASE)
static void uart7_irq(void)
{
uart_irq(6);
uart_irq(UART_7);
}
#endif
#if defined(UART8_BASE)
static void uart8_irq(void)
{
uart_irq(7);
uart_irq(UART_8);
}
#endif
@ -132,15 +144,18 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
uint32_t vector = 0;
switch (obj_s->uart) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
break;
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
break;
#endif
#if defined(USART3_BASE)
case UART_3:
irq_n = USART3_IRQn;
@ -159,10 +174,12 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
vector = (uint32_t)&uart5_irq;
break;
#endif
#if defined(USART6_BASE)
case UART_6:
irq_n = USART6_IRQn;
vector = (uint32_t)&uart6_irq;
break;
#endif
#if defined(UART7_BASE)
case UART_7:
irq_n = UART7_IRQn;
@ -318,55 +335,58 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
case 0:
switch (uart_name) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
break;
case 1:
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
break;
#endif
#if defined(USART3_BASE)
case 2:
case UART_3:
irq_n = USART3_IRQn;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
break;
#endif
#if defined(UART5_BASE)
case 4:
case UART_5:
irq_n = UART5_IRQn;
break;
#endif
case 5:
#if defined(USART6_BASE)
case UART_6:
irq_n = USART6_IRQn;
break;
#endif
#if defined(UART7_BASE)
case 6:
case UART_7:
irq_n = UART7_IRQn;
break;
#endif
#if defined(UART8_BASE)
case 7:
case UART_8:
irq_n = UART8_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -411,7 +431,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -461,7 +481,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);

106
targets/TARGET_STM/TARGET_STM32L0/serial_device.c
View File

@ -45,29 +45,35 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_OREF);
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
__HAL_UART_CLEAR_FLAG(huart, UART_CLEAR_OREF);
}
}
}
}
@ -76,31 +82,35 @@ static void uart_irq(int id)
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
}
static void lpuart1_irq(void)
{
uart_irq(2);
uart_irq(UART_2);
}
#endif
#if defined(USART4_BASE)
static void uart4_irq(void)
{
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(USART5_BASE)
static void uart5_irq(void)
{
uart_irq(4);
uart_irq(UART_5);
}
#endif
#if defined(LPUART1_BASE)
static void lpuart1_irq(void)
{
uart_irq(LPUART_1);
}
#endif
@ -126,15 +136,12 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
}
#endif
#if defined(USART2_BASE)
if (obj_s->uart == UART_2) {
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
}
if (obj_s->uart == LPUART_1) {
irq_n = RNG_LPUART1_IRQn;
vector = (uint32_t)&lpuart1_irq;
}
#endif
#if defined(USART4_BASE)
if (obj_s->uart == UART_4) {
@ -150,6 +157,13 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
}
#endif
#if defined(LPUART1_BASE)
if (obj_s->uart == LPUART_1) {
irq_n = RNG_LPUART1_IRQn;
vector = (uint32_t)&lpuart1_irq;
}
#endif
if (enable) {
if (irq == RxIrq) {
__HAL_UART_ENABLE_IT(huart, UART_IT_RXNE);
@ -291,41 +305,43 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
switch (uart_name) {
#if defined(USART1_BASE)
case 0:
case UART_1:
irq_n = USART1_IRQn;
break;
#endif
case 1:
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
break;
case 2:
irq_n = RNG_LPUART1_IRQn;
break;
#endif
#if defined(USART4_BASE)
case 3:
case UART_4:
irq_n = USART4_5_IRQn;
break;
#endif
#if defined(USART5_BASE)
case 4:
case UART_5:
irq_n = USART4_5_IRQn;
break;
#endif
#if defined(LPUART1_BASE)
case LPUART_1:
irq_n = RNG_LPUART1_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -371,7 +387,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -421,7 +437,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);

136
targets/TARGET_STM/TARGET_STM32L1/serial_device.c
View File

@ -39,59 +39,72 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT_SOURCE(huart, UART_IT_ERR) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->DR; // Clear ORE flag
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
#if defined(USART3_BASE)
static void uart3_irq(void)
{
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(UART4_BASE)
static void uart4_irq(void)
{
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(UART5_BASE)
static void uart5_irq(void)
{
uart_irq(4);
uart_irq(UART_5);
}
#endif
@ -110,32 +123,38 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
IRQn_Type irq_n = (IRQn_Type)0;
uint32_t vector = 0;
if (obj_s->uart == UART_1) {
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
}
if (obj_s->uart == UART_2) {
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
}
if (obj_s->uart == UART_3) {
irq_n = USART3_IRQn;
vector = (uint32_t)&uart3_irq;
}
switch (obj_s->uart) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
break;
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
break;
#endif
#if defined(USART3_BASE)
case UART_3:
irq_n = USART3_IRQn;
vector = (uint32_t)&uart3_irq;
break;
#endif
#if defined(UART4_BASE)
if (obj_s->uart == UART_4) {
irq_n = UART4_IRQn;
vector = (uint32_t)&uart4_irq;
}
case UART_4:
irq_n = UART4_IRQn;
vector = (uint32_t)&uart4_irq;
break;
#endif
#if defined(UART5_BASE)
if (obj_s->uart == UART_5) {
irq_n = UART5_IRQn;
vector = (uint32_t)&uart5_irq;
}
case UART_5:
irq_n = UART5_IRQn;
vector = (uint32_t)&uart5_irq;
break;
#endif
}
if (enable) {
if (irq == RxIrq) {
@ -286,40 +305,43 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
case 0:
switch (uart_name) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
break;
case 1:
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
break;
case 2:
#endif
#if defined(USART3_BASE)
case UART_3:
irq_n = USART3_IRQn;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
break;
#endif
#if defined(UART5_BASE)
case 4:
case UART_5:
irq_n = UART5_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -364,7 +386,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -414,7 +436,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);

143
targets/TARGET_STM/TARGET_STM32L4/serial_device.c
View File

@ -45,69 +45,79 @@ UART_HandleTypeDef uart_handlers[UART_NUM];
static uart_irq_handler irq_handler;
// Defined in serial_api.c
inline int8_t get_uart_index(UARTName uart_name);
/******************************************************************************
* INTERRUPTS HANDLING
******************************************************************************/
static void uart_irq(int id)
static void uart_irq(UARTName uart_name)
{
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
int8_t id = get_uart_index(uart_name);
if (id >= 0) {
UART_HandleTypeDef * huart = &uart_handlers[id];
if (serial_irq_ids[id] != 0) {
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_TXE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_TXE) != RESET) {
irq_handler(serial_irq_ids[id], TxIrq);
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_RXNE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_RXNE) != RESET) {
irq_handler(serial_irq_ids[id], RxIrq);
/* Flag has been cleared when reading the content */
}
}
}
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->RDR; // Clear ORE flag
if (__HAL_UART_GET_FLAG(huart, UART_FLAG_ORE) != RESET) {
if (__HAL_UART_GET_IT(huart, UART_IT_ORE) != RESET) {
volatile uint32_t tmpval __attribute__((unused)) = huart->Instance->RDR; // Clear ORE flag
}
}
}
}
}
#if defined(USART1_BASE)
static void uart1_irq(void)
{
uart_irq(0);
uart_irq(UART_1);
}
#endif
#if defined(USART2_BASE)
static void uart2_irq(void)
{
uart_irq(1);
uart_irq(UART_2);
}
#endif
#if defined(USART3_BASE)
static void uart3_irq(void)
{
uart_irq(2);
uart_irq(UART_3);
}
#endif
#if defined(UART4_BASE)
static void uart4_irq(void)
{
uart_irq(3);
uart_irq(UART_4);
}
#endif
#if defined(UART5_BASE)
static void uart5_irq(void)
{
uart_irq(4);
uart_irq(UART_5);
}
#endif
#if defined(LPUART1_BASE)
static void lpuart1_irq(void)
{
uart_irq(5);
uart_irq(LPUART_1);
}
#endif
@ -126,41 +136,44 @@ void serial_irq_set(serial_t *obj, SerialIrq irq, uint32_t enable)
IRQn_Type irq_n = (IRQn_Type)0;
uint32_t vector = 0;
if (obj_s->uart == UART_1) {
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
}
if (obj_s->uart == UART_2) {
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
}
switch (obj_s->uart) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
vector = (uint32_t)&uart1_irq;
break;
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
vector = (uint32_t)&uart2_irq;
break;
#endif
#if defined(USART3_BASE)
if (obj_s->uart == UART_3) {
irq_n = USART3_IRQn;
vector = (uint32_t)&uart3_irq;
}
case UART_3:
irq_n = USART3_IRQn;
vector = (uint32_t)&uart3_irq;
break;
#endif
#if defined(UART4_BASE)
if (obj_s->uart == UART_4) {
irq_n = UART4_IRQn;
vector = (uint32_t)&uart4_irq;
}
case UART_4:
irq_n = UART4_IRQn;
vector = (uint32_t)&uart4_irq;
break;
#endif
#if defined(UART5_BASE)
if (obj_s->uart == UART_5) {
irq_n = UART5_IRQn;
vector = (uint32_t)&uart5_irq;
}
case UART_5:
irq_n = UART5_IRQn;
vector = (uint32_t)&uart5_irq;
break;
#endif
#if defined(LPUART1_BASE)
if (obj_s->uart == LPUART_1) {
irq_n = LPUART1_IRQn;
vector = (uint32_t)&lpuart1_irq;
}
case LPUART_1:
irq_n = LPUART1_IRQn;
vector = (uint32_t)&lpuart1_irq;
break;
#endif
}
if (enable) {
if (irq == RxIrq) {
@ -311,48 +324,48 @@ static void serial_enable_event(serial_t *obj, int event, uint8_t enable)
/**
* Get index of serial object TX IRQ, relating it to the physical peripheral.
*
* @param obj pointer to serial object
* @param uart_name i.e. UART_1, UART_2, ...
* @return internal NVIC TX IRQ index of U(S)ART peripheral
*/
static IRQn_Type serial_get_irq_n(serial_t *obj)
static IRQn_Type serial_get_irq_n(UARTName uart_name)
{
struct serial_s *obj_s = SERIAL_S(obj);
IRQn_Type irq_n;
switch (obj_s->index) {
case 0:
switch (uart_name) {
#if defined(USART1_BASE)
case UART_1:
irq_n = USART1_IRQn;
break;
case 1:
#endif
#if defined(USART2_BASE)
case UART_2:
irq_n = USART2_IRQn;
break;
#endif
#if defined(USART3_BASE)
case 2:
case UART_3:
irq_n = USART3_IRQn;
break;
#endif
#if defined(UART4_BASE)
case 3:
case UART_4:
irq_n = UART4_IRQn;
break;
#endif
#if defined(UART5_BASE)
case 4:
case UART_5:
irq_n = UART5_IRQn;
break;
#endif
#if defined(LPUART1_BASE)
case 5:
case LPUART_1:
irq_n = LPUART1_IRQn;
break;
#endif
default:
irq_n = (IRQn_Type)0;
}
return irq_n;
}
@ -397,7 +410,7 @@ int serial_tx_asynch(serial_t *obj, const void *tx, size_t tx_length, uint8_t tx
serial_enable_event(obj, event, 1); // Set only the wanted events
// Enable interrupt
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 1);
@ -447,7 +460,7 @@ void serial_rx_asynch(serial_t *obj, void *rx, size_t rx_length, uint8_t rx_widt
serial_rx_buffer_set(obj, rx, rx_length, rx_width);
IRQn_Type irq_n = serial_get_irq_n(obj);
IRQn_Type irq_n = serial_get_irq_n(obj_s->uart);
NVIC_ClearPendingIRQ(irq_n);
NVIC_DisableIRQ(irq_n);
NVIC_SetPriority(irq_n, 0);

222
targets/TARGET_STM/serial_api.c
View File

@ -38,10 +38,13 @@ serial_t stdio_uart;
extern UART_HandleTypeDef uart_handlers[];
extern uint32_t serial_irq_ids[];
// Utility functions
HAL_StatusTypeDef init_uart(serial_t *obj);
int8_t get_uart_index(UARTName uart_name);
void serial_init(serial_t *obj, PinName tx, PinName rx)
{
struct serial_s *obj_s = SERIAL_S(obj);
int IndexNumber = 0;
uint8_t stdio_config = 0;
// Determine the UART to use (UART_1, UART_2, ...)
@ -61,15 +64,13 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
}
}
// Enable USART clock
// Reset and enable clock
#if defined(USART1_BASE)
if (obj_s->uart == UART_1) {
__HAL_RCC_USART1_FORCE_RESET();
__HAL_RCC_USART1_RELEASE_RESET();
__HAL_RCC_USART1_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined (USART2_BASE)
@ -77,9 +78,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_USART2_FORCE_RESET();
__HAL_RCC_USART2_RELEASE_RESET();
__HAL_RCC_USART2_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(USART3_BASE)
@ -87,9 +86,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_USART3_FORCE_RESET();
__HAL_RCC_USART3_RELEASE_RESET();
__HAL_RCC_USART3_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(UART4_BASE)
@ -97,9 +94,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_UART4_FORCE_RESET();
__HAL_RCC_UART4_RELEASE_RESET();
__HAL_RCC_UART4_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(USART4_BASE)
@ -107,9 +102,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_USART4_FORCE_RESET();
__HAL_RCC_USART4_RELEASE_RESET();
__HAL_RCC_USART4_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(UART5_BASE)
@ -117,9 +110,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_UART5_FORCE_RESET();
__HAL_RCC_UART5_RELEASE_RESET();
__HAL_RCC_UART5_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(USART5_BASE)
@ -127,9 +118,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_USART5_FORCE_RESET();
__HAL_RCC_USART5_RELEASE_RESET();
__HAL_RCC_USART5_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(USART6_BASE)
@ -137,9 +126,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_USART6_FORCE_RESET();
__HAL_RCC_USART6_RELEASE_RESET();
__HAL_RCC_USART6_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(UART7_BASE)
@ -147,9 +134,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_UART7_FORCE_RESET();
__HAL_RCC_UART7_RELEASE_RESET();
__HAL_RCC_UART7_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(USART7_BASE)
@ -157,9 +142,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_USART7_FORCE_RESET();
__HAL_RCC_USART7_RELEASE_RESET();
__HAL_RCC_USART7_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(UART8_BASE)
@ -167,9 +150,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_UART8_FORCE_RESET();
__HAL_RCC_UART8_RELEASE_RESET();
__HAL_RCC_UART8_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(USART8_BASE)
@ -177,9 +158,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_USART8_FORCE_RESET();
__HAL_RCC_USART8_RELEASE_RESET();
__HAL_RCC_USART8_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(UART9_BASE)
@ -187,9 +166,7 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_UART9_FORCE_RESET();
__HAL_RCC_UART9_RELEASE_RESET();
__HAL_RCC_UART9_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(UART10_BASE)
@ -197,22 +174,21 @@ void serial_init(serial_t *obj, PinName tx, PinName rx)
__HAL_RCC_UART10_FORCE_RESET();
__HAL_RCC_UART10_RELEASE_RESET();
__HAL_RCC_UART10_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
#if defined(LPUART1_BASE)
if (obj_s->uart == LPUART_1) {
__HAL_RCC_LPUART1_FORCE_RESET();
__HAL_RCC_LPUART1_RELEASE_RESET();
__HAL_RCC_LPUART1_CLK_ENABLE();
obj_s->index = IndexNumber;
}
IndexNumber++;
#endif
// Assign serial object index
obj_s->index = get_uart_index(obj_s->uart);
MBED_ASSERT(obj_s->index >= 0);
// Configure UART pins
pinmap_pinout(tx, PinMap_UART_TX);
pinmap_pinout(rx, PinMap_UART_RX);
@ -423,38 +399,6 @@ void serial_baud(serial_t *obj, int baudrate)
}
}
HAL_StatusTypeDef init_uart(serial_t *obj)
{
struct serial_s *obj_s = SERIAL_S(obj);
UART_HandleTypeDef *huart = &uart_handlers[obj_s->index];
huart->Instance = (USART_TypeDef *)(obj_s->uart);
huart->Init.BaudRate = obj_s->baudrate;
huart->Init.WordLength = obj_s->databits;
huart->Init.StopBits = obj_s->stopbits;
huart->Init.Parity = obj_s->parity;
#if DEVICE_SERIAL_FC
huart->Init.HwFlowCtl = obj_s->hw_flow_ctl;
#else
huart->Init.HwFlowCtl = UART_HWCONTROL_NONE;
#endif
huart->Init.OverSampling = UART_OVERSAMPLING_16;
huart->TxXferCount = 0;
huart->TxXferSize = 0;
huart->RxXferCount = 0;
huart->RxXferSize = 0;
if (obj_s->pin_rx == NC) {
huart->Init.Mode = UART_MODE_TX;
} else if (obj_s->pin_tx == NC) {
huart->Init.Mode = UART_MODE_RX;
} else {
huart->Init.Mode = UART_MODE_TX_RX;
}
return HAL_UART_Init(huart);
}
void serial_format(serial_t *obj, int data_bits, SerialParity parity, int stop_bits)
{
struct serial_s *obj_s = SERIAL_S(obj);
@ -550,4 +494,152 @@ void serial_break_clear(serial_t *obj)
(void)obj;
}
/******************************************************************************
* UTILITY FUNCTIONS
******************************************************************************/
HAL_StatusTypeDef init_uart(serial_t *obj)
{
struct serial_s *obj_s = SERIAL_S(obj);
UART_HandleTypeDef *huart = &uart_handlers[obj_s->index];
huart->Instance = (USART_TypeDef *)(obj_s->uart);
huart->Init.BaudRate = obj_s->baudrate;
huart->Init.WordLength = obj_s->databits;
huart->Init.StopBits = obj_s->stopbits;
huart->Init.Parity = obj_s->parity;
#if DEVICE_SERIAL_FC
huart->Init.HwFlowCtl = obj_s->hw_flow_ctl;
#else
huart->Init.HwFlowCtl = UART_HWCONTROL_NONE;
#endif
huart->Init.OverSampling = UART_OVERSAMPLING_16;
huart->TxXferCount = 0;
huart->TxXferSize = 0;
huart->RxXferCount = 0;
huart->RxXferSize = 0;
if (obj_s->pin_rx == NC) {
huart->Init.Mode = UART_MODE_TX;
} else if (obj_s->pin_tx == NC) {
huart->Init.Mode = UART_MODE_RX;
} else {
huart->Init.Mode = UART_MODE_TX_RX;
}
return HAL_UART_Init(huart);
}
int8_t get_uart_index(UARTName uart_name)
{
uint8_t index = 0;
#if defined(USART1_BASE)
if (uart_name == UART_1) {
return index;
}
index++;
#endif
#if defined(USART2_BASE)
if (uart_name == UART_2) {
return index;
}
index++;
#endif
#if defined(USART3_BASE)
if (uart_name == UART_3) {
return index;
}
index++;
#endif
#if defined(UART4_BASE)
if (uart_name == UART_4) {
return index;
}
index++;
#endif
#if defined(USART4_BASE)
if (uart_name == UART_4) {
return index;
}
index++;
#endif
#if defined(UART5_BASE)
if (uart_name == UART_5) {
return index;
}
index++;
#endif
#if defined(USART5_BASE)
if (uart_name == UART_5) {
return index;
}
index++;
#endif
#if defined(USART6_BASE)
if (uart_name == UART_6) {
return index;
}
index++;
#endif
#if defined(UART7_BASE)
if (uart_name == UART_7) {
return index;
}
index++;
#endif
#if defined(USART7_BASE)
if (uart_name == UART_7) {
return index;
}
index++;
#endif
#if defined(UART8_BASE)
if (uart_name == UART_8) {
return index;
}
index++;
#endif
#if defined(USART8_BASE)
if (uart_name == UART_8) {
return index;
}
index++;
#endif
#if defined(UART9_BASE)
if (uart_name == UART_9) {
return index;
}
index++;
#endif
#if defined(UART10_BASE)
if (uart_name == UART_10) {
return index;
}
index++;
#endif
#if defined(LPUART1_BASE)
if (uart_name == LPUART_1) {
return index;
}
index++;
#endif
return -1;
}
#endif /* DEVICE_SERIAL */