mirror of
https://github.com/espressif/esp-idf.git
synced 2025-10-31 23:21:40 +01:00
6005cc9163
This commit marks all functions in interrupt_controller_hal.h, cpu_ll.h and cpu_hal.h as deprecated. Users should use functions from esp_cpu.h instead.
349 lines
13 KiB
C
349 lines
13 KiB
C
/*
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* SPDX-FileCopyrightText: 2017-2021 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "soc/soc.h"
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#include "esp_log.h"
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#include "esp_cpu.h"
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#include "esp_app_trace_port.h"
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#include "driver/uart.h"
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#include "hal/uart_ll.h"
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#include "string.h"
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#include "driver/gpio.h"
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#define APPTRACE_DEST_UART (CONFIG_APPTRACE_DEST_UART0 | CONFIG_APPTRACE_DEST_UART1 | CONFIG_APPTRACE_DEST_UART2)
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#define APP_TRACE_MAX_TX_BUFF_UART CONFIG_APPTRACE_UART_TX_BUFF_SIZE
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#define APP_TRACE_MAX_TX_MSG_UART CONFIG_APPTRACE_UART_TX_MSG_SIZE
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/** UART HW transport data */
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typedef struct {
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uint8_t inited;
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#if CONFIG_APPTRACE_LOCK_ENABLE
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esp_apptrace_lock_t lock; // sync lock
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#endif
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uart_port_t port_num;
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// TX data ring buffer
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uint8_t *tx_data_buff;
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int32_t tx_data_buff_in;
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int32_t tx_data_buff_out;
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// TX message buffer
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uint8_t *tx_msg_buff;
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uint32_t tx_msg_buff_size;
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// RX message buffer
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uint8_t *down_buffer;
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uint32_t down_buffer_size;
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// Buffer overflow flags
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bool message_buff_overflow;
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bool circular_buff_overflow;
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} esp_apptrace_uart_data_t;
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#if APPTRACE_DEST_UART
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static esp_err_t esp_apptrace_uart_init(esp_apptrace_uart_data_t *hw_data);
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static esp_err_t esp_apptrace_uart_flush(esp_apptrace_uart_data_t *hw_data, esp_apptrace_tmo_t *tmo);
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static esp_err_t esp_apptrace_uart_flush_nolock(esp_apptrace_uart_data_t *hw_data, uint32_t min_sz, esp_apptrace_tmo_t *tmo);
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static uint8_t *esp_apptrace_uart_up_buffer_get(esp_apptrace_uart_data_t *hw_data, uint32_t size, esp_apptrace_tmo_t *tmo);
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static esp_err_t esp_apptrace_uart_up_buffer_put(esp_apptrace_uart_data_t *hw_data, uint8_t *ptr, esp_apptrace_tmo_t *tmo);
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static void esp_apptrace_uart_down_buffer_config(esp_apptrace_uart_data_t *hw_data, uint8_t *buf, uint32_t size);
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static uint8_t *esp_apptrace_uart_down_buffer_get(esp_apptrace_uart_data_t *hw_data, uint32_t *size, esp_apptrace_tmo_t *tmo);
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static esp_err_t esp_apptrace_uart_down_buffer_put(esp_apptrace_uart_data_t *hw_data, uint8_t *ptr, esp_apptrace_tmo_t *tmo);
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static bool esp_apptrace_uart_host_is_connected(esp_apptrace_uart_data_t *hw_data);
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#endif // APPTRACE_DEST_UART
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const static char *TAG = "esp_apptrace_uart";
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esp_apptrace_hw_t *esp_apptrace_uart_hw_get(int num, void **data)
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{
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ESP_LOGD(TAG,"esp_apptrace_uart_hw_get - %i", num);
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#if APPTRACE_DEST_UART
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static esp_apptrace_uart_data_t s_uart_hw_data = {
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};
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static esp_apptrace_hw_t s_uart_hw = {
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.init = (esp_err_t (*)(void *))esp_apptrace_uart_init,
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.get_up_buffer = (uint8_t *(*)(void *, uint32_t, esp_apptrace_tmo_t *))esp_apptrace_uart_up_buffer_get,
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.put_up_buffer = (esp_err_t (*)(void *, uint8_t *, esp_apptrace_tmo_t *))esp_apptrace_uart_up_buffer_put,
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.flush_up_buffer_nolock = (esp_err_t (*)(void *, uint32_t, esp_apptrace_tmo_t *))esp_apptrace_uart_flush_nolock,
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.flush_up_buffer = (esp_err_t (*)(void *, esp_apptrace_tmo_t *))esp_apptrace_uart_flush,
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.down_buffer_config = (void (*)(void *, uint8_t *, uint32_t ))esp_apptrace_uart_down_buffer_config,
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.get_down_buffer = (uint8_t *(*)(void *, uint32_t *, esp_apptrace_tmo_t *))esp_apptrace_uart_down_buffer_get,
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.put_down_buffer = (esp_err_t (*)(void *, uint8_t *, esp_apptrace_tmo_t *))esp_apptrace_uart_down_buffer_put,
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.host_is_connected = (bool (*)(void *))esp_apptrace_uart_host_is_connected,
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};
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s_uart_hw_data.port_num = num;
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*data = &s_uart_hw_data;
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return &s_uart_hw;
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#else
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return NULL;
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#endif
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}
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#if APPTRACE_DEST_UART
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static esp_err_t esp_apptrace_uart_lock(esp_apptrace_uart_data_t *hw_data, esp_apptrace_tmo_t *tmo)
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{
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#if CONFIG_APPTRACE_LOCK_ENABLE
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esp_err_t ret = esp_apptrace_lock_take(&hw_data->lock, tmo);
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if (ret != ESP_OK) {
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return ESP_FAIL;
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}
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#endif
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return ESP_OK;
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}
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static esp_err_t esp_apptrace_uart_unlock(esp_apptrace_uart_data_t *hw_data)
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{
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esp_err_t ret = ESP_OK;
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#if CONFIG_APPTRACE_LOCK_ENABLE
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ret = esp_apptrace_lock_give(&hw_data->lock);
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#endif
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return ret;
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}
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static inline void esp_apptrace_uart_hw_init(void)
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{
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ESP_APPTRACE_LOGI("Initialized UART on CPU%d", esp_cpu_get_core_id());
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}
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/*****************************************************************************************/
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/***************************** Apptrace HW iface *****************************************/
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/*****************************************************************************************/
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static esp_err_t esp_apptrace_send_uart_data(esp_apptrace_uart_data_t *hw_data, const char *data, uint32_t size, esp_apptrace_tmo_t *tmo)
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{
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esp_err_t res = esp_apptrace_uart_lock(hw_data, tmo);
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if (res != ESP_OK) {
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return res;
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}
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// We store current out position to handle it without lock
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volatile int32_t out_position = hw_data->tx_data_buff_out;
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int len_free = APP_TRACE_MAX_TX_BUFF_UART - (hw_data->tx_data_buff_in - out_position);
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if (out_position > hw_data->tx_data_buff_in) {
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len_free = out_position - hw_data->tx_data_buff_in;
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}
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int check_len = APP_TRACE_MAX_TX_BUFF_UART - hw_data->tx_data_buff_in;
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if (size <= len_free)
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{
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if ( check_len >= size) {
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memcpy(&hw_data->tx_data_buff[hw_data->tx_data_buff_in], data, size);
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hw_data->tx_data_buff_in += size;
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} else {
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memcpy(&hw_data->tx_data_buff[hw_data->tx_data_buff_in], data, APP_TRACE_MAX_TX_BUFF_UART - hw_data->tx_data_buff_in);
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memcpy(&hw_data->tx_data_buff[0], &data[APP_TRACE_MAX_TX_BUFF_UART - hw_data->tx_data_buff_in], size - (APP_TRACE_MAX_TX_BUFF_UART - hw_data->tx_data_buff_in));
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hw_data->tx_data_buff_in = size - (APP_TRACE_MAX_TX_BUFF_UART - hw_data->tx_data_buff_in);
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}
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if (hw_data->tx_data_buff_in >= APP_TRACE_MAX_TX_BUFF_UART) {
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hw_data->tx_data_buff_in = 0;
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}
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} else {
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hw_data->circular_buff_overflow = true;
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}
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if (esp_apptrace_uart_unlock(hw_data) != ESP_OK) {
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assert(false && "Failed to unlock apptrace data!");
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}
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return ESP_OK;
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}
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static void send_buff_data(esp_apptrace_uart_data_t *hw_data, esp_apptrace_tmo_t *tmo)
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{
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if (hw_data->tx_data_buff_in == hw_data->tx_data_buff_out) {
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return;
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}
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// We store current in position to handle it without lock
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volatile int32_t in_position = hw_data->tx_data_buff_in;
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if (in_position > hw_data->tx_data_buff_out) {
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int bytes_sent = uart_write_bytes(hw_data->port_num, &hw_data->tx_data_buff[hw_data->tx_data_buff_out], in_position - hw_data->tx_data_buff_out);
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hw_data->tx_data_buff_out += bytes_sent;
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} else {
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int bytes_sent = uart_write_bytes(hw_data->port_num, &hw_data->tx_data_buff[hw_data->tx_data_buff_out], APP_TRACE_MAX_TX_BUFF_UART - hw_data->tx_data_buff_out);
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hw_data->tx_data_buff_out += bytes_sent;
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if (hw_data->tx_data_buff_out >= APP_TRACE_MAX_TX_BUFF_UART) {
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hw_data->tx_data_buff_out = 0;
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}
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}
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}
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#define APP_TRACE_UART_STOP_WAIT_TMO 1000000 //us
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static void esp_apptrace_send_uart_tx_task(void *arg)
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{
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esp_apptrace_uart_data_t *hw_data = (esp_apptrace_uart_data_t *)arg;
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esp_apptrace_tmo_t tmo;
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esp_apptrace_tmo_init(&tmo, APP_TRACE_UART_STOP_WAIT_TMO);
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vTaskDelay(10);
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while (1) {
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send_buff_data(hw_data, &tmo);
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vTaskDelay(10);
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if (hw_data->circular_buff_overflow == true)
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{
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hw_data->circular_buff_overflow = false;
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ESP_LOGE(TAG, "Buffer overflow. Please increase UART baudrate, or increase UART TX ring buffer size in menuconfig.");
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}
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if (hw_data->message_buff_overflow == true)
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{
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hw_data->message_buff_overflow = false;
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ESP_LOGE(TAG, "Message size more then message buffer!");
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}
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}
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}
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static const int APP_TRACE_UART_RX_BUF_SIZE = 4024;
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static esp_err_t esp_apptrace_uart_init(esp_apptrace_uart_data_t *hw_data)
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{
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int core_id = esp_cpu_get_core_id();
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if (core_id == 0) {
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hw_data->tx_data_buff = (uint8_t *)heap_caps_malloc(APP_TRACE_MAX_TX_BUFF_UART, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
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if (hw_data->tx_data_buff == NULL){
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return ESP_ERR_NO_MEM;
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}
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hw_data->tx_data_buff_in = 0;
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hw_data->tx_data_buff_out = 0;
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hw_data->tx_msg_buff = (uint8_t *)heap_caps_malloc(APP_TRACE_MAX_TX_MSG_UART, MALLOC_CAP_INTERNAL|MALLOC_CAP_8BIT);
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if (hw_data->tx_msg_buff == NULL)
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{
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return ESP_ERR_NO_MEM;
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}
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hw_data->tx_msg_buff_size = 0;
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hw_data->down_buffer_size = 0;
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hw_data->message_buff_overflow = false;
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hw_data->circular_buff_overflow = false;
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const uart_config_t uart_config = {
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.baud_rate = CONFIG_APPTRACE_UART_BAUDRATE,
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.data_bits = UART_DATA_8_BITS,
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.parity = UART_PARITY_DISABLE,
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.stop_bits = UART_STOP_BITS_1,
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.flow_ctrl = UART_HW_FLOWCTRL_DISABLE,
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.source_clk = UART_SCLK_DEFAULT,
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};
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ESP_LOGI(TAG, "UART baud rate: %i", CONFIG_APPTRACE_UART_BAUDRATE);
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// We won't use a buffer for sending data.
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esp_err_t err = uart_driver_install(hw_data->port_num, APP_TRACE_UART_RX_BUF_SIZE, APP_TRACE_UART_RX_BUF_SIZE, 0, NULL, 0);
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assert((err == ESP_OK) && "Not possible to install UART. Please check and change menuconfig parameters!");
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err = uart_param_config(hw_data->port_num, &uart_config);
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assert((err == ESP_OK) && "Not possible to configure UART. Please check and change menuconfig parameters!");
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err = uart_set_pin(hw_data->port_num, CONFIG_APPTRACE_UART_TX_GPIO, CONFIG_APPTRACE_UART_RX_GPIO, UART_PIN_NO_CHANGE, UART_PIN_NO_CHANGE);
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assert((err == ESP_OK) && "Not possible to configure UART RX/TX pins. Please check and change menuconfig parameters!");
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int uart_prio = CONFIG_APPTRACE_UART_TASK_PRIO;
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if (uart_prio >= (configMAX_PRIORITIES-1)) uart_prio = configMAX_PRIORITIES - 1;
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err = xTaskCreate(esp_apptrace_send_uart_tx_task, "app_trace_uart_tx_task", 2500, hw_data, uart_prio, NULL);
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assert((err == pdPASS) && "Not possible to configure UART. Not possible to create task!");
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#if CONFIG_APPTRACE_LOCK_ENABLE
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esp_apptrace_lock_init(&hw_data->lock);
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#endif
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}
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// init UART on this CPU
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esp_apptrace_uart_hw_init();
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hw_data->inited |= 1 << core_id;
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return ESP_OK;
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}
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static uint8_t *esp_apptrace_uart_up_buffer_get(esp_apptrace_uart_data_t *hw_data, uint32_t size, esp_apptrace_tmo_t *tmo)
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{
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uint8_t *ptr;
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if (size > APP_TRACE_MAX_TX_MSG_UART) {
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hw_data->message_buff_overflow = true;
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return NULL;
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}
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if (hw_data->tx_msg_buff_size != 0)
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{
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// A previous message was not sent.
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return NULL;
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}
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esp_err_t res = esp_apptrace_uart_lock(hw_data, tmo);
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if (res != ESP_OK) {
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return NULL;
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}
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ptr = hw_data->tx_msg_buff;
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hw_data->tx_msg_buff_size = size;
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// now we can safely unlock apptrace to allow other tasks/ISRs to get other buffers and write their data
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if (esp_apptrace_uart_unlock(hw_data) != ESP_OK) {
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assert(false && "Failed to unlock apptrace data!");
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}
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return ptr;
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}
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static esp_err_t esp_apptrace_uart_up_buffer_put(esp_apptrace_uart_data_t *hw_data, uint8_t *ptr, esp_apptrace_tmo_t *tmo)
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{
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esp_err_t res = esp_apptrace_send_uart_data(hw_data, (const char *)ptr, hw_data->tx_msg_buff_size, tmo);
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// Clear size to indicate that we've sent data
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hw_data->tx_msg_buff_size = 0;
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return res;
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}
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static void esp_apptrace_uart_down_buffer_config(esp_apptrace_uart_data_t *hw_data, uint8_t *buf, uint32_t size)
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{
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hw_data->down_buffer = (uint8_t *)malloc(size);
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if (hw_data->down_buffer == NULL){
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assert(false && "Failed to allocate apptrace uart down buffer!");
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}
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hw_data->down_buffer_size = size;
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}
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static uint8_t *esp_apptrace_uart_down_buffer_get(esp_apptrace_uart_data_t *hw_data, uint32_t *size, esp_apptrace_tmo_t *tmo)
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{
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uint8_t *ptr = NULL;
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if (*size > hw_data->down_buffer_size) {
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return NULL;
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}
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esp_err_t res = esp_apptrace_uart_lock(hw_data, tmo);
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if (res != ESP_OK) {
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return NULL;
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}
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size_t uart_fifolen = 0;
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uart_get_buffered_data_len(hw_data->port_num, &uart_fifolen);
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if (uart_fifolen > 0) {
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if (*size < uart_fifolen) {
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uart_fifolen = *size;
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}
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*size = uart_fifolen;
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ptr = hw_data->down_buffer;
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*size =uart_read_bytes(hw_data->port_num, ptr, uart_fifolen, 0);
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}
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if (esp_apptrace_uart_unlock(hw_data) != ESP_OK) {
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assert(false && "Failed to unlock apptrace data!");
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}
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return ptr;
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}
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static esp_err_t esp_apptrace_uart_down_buffer_put(esp_apptrace_uart_data_t *hw_data, uint8_t *ptr, esp_apptrace_tmo_t *tmo)
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{
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return ESP_OK;
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}
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static bool esp_apptrace_uart_host_is_connected(esp_apptrace_uart_data_t *hw_data)
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{
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return hw_data->inited & 1;
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}
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static esp_err_t esp_apptrace_uart_flush_nolock(esp_apptrace_uart_data_t *hw_data, uint32_t min_sz, esp_apptrace_tmo_t *tmo)
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{
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return ESP_OK;
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}
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static esp_err_t esp_apptrace_uart_flush(esp_apptrace_uart_data_t *hw_data, esp_apptrace_tmo_t *tmo)
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{
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return ESP_OK;
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}
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#endif // APPTRACE_DEST_UART
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