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feat(ble): get wakeup cause when wake up on ESP32-C2

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This commit is contained in:
cjin
2025-09-19 16:47:18 +08:00
parent ca8a84a24e
commit 0b35a285dc
1 changed files with 25 additions and 2 deletions
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27
components/bt/controller/esp32c2/bt.c
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@@ -124,6 +124,15 @@ enum {
};
#endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED
typedef union {
struct {
uint32_t rtc_freq:20;
uint32_t rsv:11;
uint32_t bt_wakeup:1;
};
uint32_t val;
} bt_wakeup_params_t;
/* External functions or variables
************************************************************************
*/
@@ -212,6 +221,9 @@ static void esp_bt_controller_log_interface(uint32_t len, const uint8_t *addr, u
static void esp_bt_ctrl_log_partition_get_and_erase_first_block(void);
#endif // CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE
#endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED
#if CONFIG_FREERTOS_USE_TICKLESS_IDLE
static bool esp_bt_check_wakeup_by_bt(void);
#endif // CONFIG_FREERTOS_USE_TICKLESS_IDLE
/* Local variable definition
***************************************************************************
*/
@@ -662,6 +674,7 @@ void controller_sleep_cb(uint32_t enable_tick, void *arg)
void controller_wakeup_cb(void *arg)
{
bt_wakeup_params_t *params;
if (s_ble_active) {
return;
}
@@ -671,15 +684,25 @@ void controller_wakeup_cb(void *arg)
esp_pm_get_configuration(&pm_config);
assert(esp_rom_get_cpu_ticks_per_us() == pm_config.max_freq_mhz);
#endif //CONFIG_PM_ENABLE
params = (bt_wakeup_params_t *)arg;
esp_phy_enable(PHY_MODEM_BT);
if (s_bt_lpclk_src == MODEM_CLOCK_LPCLK_SRC_RC_SLOW) {
uint32_t *clk_freq = (uint32_t *)arg;
*clk_freq = esp_clk_tree_lp_slow_get_freq_hz(ESP_CLK_TREE_SRC_FREQ_PRECISION_CACHED) / 5;
params->rtc_freq = esp_clk_tree_lp_slow_get_freq_hz(ESP_CLK_TREE_SRC_FREQ_PRECISION_CACHED) / 5;
}
#if CONFIG_FREERTOS_USE_TICKLESS_IDLE
params->bt_wakeup = esp_bt_check_wakeup_by_bt();
#endif // CONFIG_FREERTOS_USE_TICKLESS_IDLE
// need to check if need to call pm lock here
s_ble_active = true;
}
#if CONFIG_FREERTOS_USE_TICKLESS_IDLE
static bool esp_bt_check_wakeup_by_bt(void)
{
return (esp_sleep_get_wakeup_cause() == ESP_SLEEP_WAKEUP_BT);
}
#endif // CONFIG_FREERTOS_USE_TICKLESS_IDLE
esp_err_t controller_sleep_init(modem_clock_lpclk_src_t slow_clk_src)
{
esp_err_t rc = 0;