lby/mkrtos-real
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This commit is contained in:
zhangzheng
2025-03-13 09:37:35 +08:00
parent 377c31cdc8
commit c4518d9220
48 changed files with 641 additions and 1800 deletions
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36
mkrtos_knl/arch/cortex-m/at32f437/uart/at32f437_uart.c
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@@ -25,30 +25,44 @@ uart_t *uart_get_global(void)
{
return &uart;
}
#define QUEUE_LEN 129
#define QUEUE_LEN 257
static queue_t queue;
static uint8_t queue_data[QUEUE_LEN];
static bool_t uart_is_init;
static void uart_wakeup_waiter(irq_entry_t *irq)
{
if (irq->irq->wait_thread && thread_get_status(irq->irq->wait_thread) == THREAD_SUSPEND)
{
thread_ready_remote(irq->irq->wait_thread, TRUE);
}
}
void uart_tigger(irq_entry_t *irq)
{
if (usart_interrupt_flag_get(PRINT_USARTx, USART_RDBF_FLAG) != RESET)
{
/* read one byte from the receive data register */
q_enqueue(&queue, usart_data_receive(PRINT_USARTx));
if (q_enqueue(&queue, usart_data_receive(PRINT_USARTx)) < 0)
{
uart_wakeup_waiter(irq);
}
usart_interrupt_enable(PRINT_USARTx, USART_IDLE_INT, TRUE);
}
// if (q_queue_len(&queue) >= queue.size / 2)
// {
// uart_wakeup_waiter(irq);
// }
if (usart_interrupt_flag_get(PRINT_USARTx, USART_IDLEF_FLAG) != RESET)
{
if (irq->irq->wait_thread && thread_get_status(irq->irq->wait_thread) == THREAD_SUSPEND)
{
thread_ready_remote(irq->irq->wait_thread, TRUE);
}
uart_wakeup_waiter(irq);
usart_interrupt_enable(PRINT_USARTx, USART_IDLE_INT, FALSE);
}
}
void uart_init(void)
{
uart_is_init = 1;
q_init(&queue, queue_data, QUEUE_LEN);
gpio_init_type gpio_init_struct;
@@ -77,10 +91,9 @@ void uart_init(void)
usart_interrupt_enable(PRINT_USARTx, USART_RDBF_INT, TRUE);
usart_interrupt_enable(PRINT_USARTx, USART_IDLE_INT, TRUE);
usart_enable(PRINT_USARTx, TRUE);
uart_is_init=1;
}
INIT_HIGH_HAD(uart_init);
@@ -92,8 +105,9 @@ void uart_set(uart_t *uart)
}
void uart_putc(uart_t *uart, int data)
{
if (!uart_is_init) {
return ;
if (!uart_is_init)
{
return;
}
while (usart_flag_get(USART1, USART_TDBE_FLAG) == RESET)
;