/* * SPDX-FileCopyrightText: 2015-2024 Espressif Systems (Shanghai) CO LTD * * SPDX-License-Identifier: Apache-2.0 */ #include #include #include #include #include "esp_random.h" #include "esp_heap_caps.h" #include "esp_heap_caps_init.h" #include #include "sdkconfig.h" #if CONFIG_BT_NIMBLE_ENABLED #include "nimble/nimble_port.h" #endif // CONFIG_BT_NIMBLE_ENABLED #include "nimble/nimble_port_freertos.h" #include "esp_private/esp_modem_clock.h" #ifdef ESP_PLATFORM #include "esp_log.h" #endif // ESP_PLATFORM #ifdef CONFIG_ESP_COEX_ENABLED #include "private/esp_coexist_internal.h" #endif // CONFIG_ESP_COEX_ENABLED #include "nimble/nimble_npl_os.h" #include "esp_hci_transport.h" #include "os/endian.h" #include "esp_bt.h" #include "esp_intr_alloc.h" #include "esp_sleep.h" #include "esp_pm.h" #ifdef CONFIG_ESP_PHY_ENABLED #include "esp_phy_init.h" #endif #include "esp_private/periph_ctrl.h" #include "bt_osi_mem.h" #if SOC_PM_RETENTION_HAS_CLOCK_BUG #include "esp_private/sleep_retention.h" #endif // SOC_PM_RETENTION_HAS_CLOCK_BUG #if CONFIG_FREERTOS_USE_TICKLESS_IDLE #include "esp_private/sleep_modem.h" #endif // CONFIG_FREERTOS_USE_TICKLESS_IDLE #include "freertos/FreeRTOS.h" #include "freertos/task.h" #include "esp_private/periph_ctrl.h" #include "esp_sleep.h" #include "hal/efuse_hal.h" #include "soc/rtc.h" /* Macro definition ************************************************************************ */ #define NIMBLE_PORT_LOG_TAG "BLE_INIT" #define OSI_COEX_VERSION 0x00010006 #define OSI_COEX_MAGIC_VALUE 0xFADEBEAD #define EXT_FUNC_VERSION 0x20240422 #define EXT_FUNC_MAGIC_VALUE 0xA5A5A5A5 #define BT_ASSERT_PRINT ets_printf /* Types definition ************************************************************************ */ struct osi_coex_funcs_t { uint32_t _magic; uint32_t _version; void (* _coex_wifi_sleep_set)(bool sleep); int (* _coex_core_ble_conn_dyn_prio_get)(bool *low, bool *high); void (* _coex_schm_status_bit_set)(uint32_t type, uint32_t status); void (* _coex_schm_status_bit_clear)(uint32_t type, uint32_t status); }; struct ext_funcs_t { uint32_t ext_version; int (*_esp_intr_alloc)(int source, int flags, intr_handler_t handler, void *arg, void **ret_handle); int (*_esp_intr_free)(void **ret_handle); void *(* _malloc)(size_t size); void (*_free)(void *p); int (* _task_create)(void *task_func, const char *name, uint32_t stack_depth, void *param, uint32_t prio, void *task_handle, uint32_t core_id); void (* _task_delete)(void *task_handle); void (*_osi_assert)(const uint32_t ln, const char *fn, uint32_t param1, uint32_t param2); uint32_t (* _os_random)(void); int (* _ecc_gen_key_pair)(uint8_t *public, uint8_t *priv); int (* _ecc_gen_dh_key)(const uint8_t *remote_pub_key_x, const uint8_t *remote_pub_key_y, const uint8_t *local_priv_key, uint8_t *dhkey); void (* _esp_reset_rpa_moudle)(void); uint32_t magic; }; #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED typedef void (*interface_func_t) (uint32_t len, const uint8_t*addr, bool end); #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED /* External functions or variables ************************************************************************ */ extern int ble_osi_coex_funcs_register(struct osi_coex_funcs_t *coex_funcs); extern int r_ble_controller_init(esp_bt_controller_config_t *cfg); #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED extern int r_ble_log_init_async(interface_func_t bt_controller_log_interface, bool task_create, uint8_t buffers, uint32_t *bufs_size); extern int r_ble_log_deinit_async(void); extern void r_ble_log_async_select_dump_buffers(uint8_t buffers); extern void r_ble_log_async_output_dump_all(bool output); extern void esp_panic_handler_reconfigure_wdts(uint32_t timeout_ms); #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED extern int r_ble_controller_deinit(void); extern int r_ble_controller_enable(uint8_t mode); extern int r_ble_controller_disable(void); extern int esp_register_ext_funcs (struct ext_funcs_t *); extern void esp_unregister_ext_funcs (void); extern int r_esp_ble_ll_set_public_addr(const uint8_t *addr); extern int esp_register_npl_funcs (struct npl_funcs_t *p_npl_func); extern void esp_unregister_npl_funcs (void); extern void npl_freertos_mempool_deinit(void); extern uint32_t r_os_cputime_get32(void); extern uint32_t r_os_cputime_ticks_to_usecs(uint32_t ticks); extern void r_ble_lll_rfmgmt_set_sleep_cb(void *s_cb, void *w_cb, void *s_arg, void *w_arg, uint32_t us_to_enabled); extern void r_ble_rtc_wake_up_state_clr(void); extern int os_msys_init(void); extern void os_msys_deinit(void); #if CONFIG_FREERTOS_USE_TICKLESS_IDLE extern const sleep_retention_entries_config_t *esp_ble_mac_retention_link_get(uint8_t *size, uint8_t extra); extern void r_esp_ble_set_wakeup_overhead(uint32_t overhead); #endif /* CONFIG_FREERTOS_USE_TICKLESS_IDLE */ extern void r_esp_ble_change_rtc_freq(uint32_t freq); extern int ble_sm_alg_gen_dhkey(const uint8_t *peer_pub_key_x, const uint8_t *peer_pub_key_y, const uint8_t *our_priv_key, uint8_t *out_dhkey); extern int ble_sm_alg_gen_key_pair(uint8_t *pub, uint8_t *priv); extern int r_ble_txpwr_set(esp_ble_enhanced_power_type_t power_type, uint16_t handle, int power_level); extern int r_ble_txpwr_get(esp_ble_enhanced_power_type_t power_type, uint16_t handle); extern int r_ble_get_npl_element_info(esp_bt_controller_config_t *cfg, ble_npl_count_info_t * npl_info); extern char *ble_controller_get_compile_version(void); extern int esp_ble_register_bb_funcs(void); extern void esp_ble_unregister_bb_funcs(void); extern uint32_t _bt_bss_start; extern uint32_t _bt_bss_end; extern uint32_t _bt_controller_bss_start; extern uint32_t _bt_controller_bss_end; extern uint32_t _bt_data_start; extern uint32_t _bt_data_end; extern uint32_t _bt_controller_data_start; extern uint32_t _bt_controller_data_end; /* Local Function Declaration ********************************************************************* */ static void coex_schm_status_bit_set_wrapper(uint32_t type, uint32_t status); static void coex_schm_status_bit_clear_wrapper(uint32_t type, uint32_t status); static int task_create_wrapper(void *task_func, const char *name, uint32_t stack_depth, void *param, uint32_t prio, void *task_handle, uint32_t core_id); static void task_delete_wrapper(void *task_handle); static int esp_intr_alloc_wrapper(int source, int flags, intr_handler_t handler, void *arg, void **ret_handle_in); static int esp_intr_free_wrapper(void **ret_handle); static void osi_assert_wrapper(const uint32_t ln, const char *fn, uint32_t param1, uint32_t param2); static uint32_t osi_random_wrapper(void); static void esp_reset_rpa_moudle(void); static int esp_ecc_gen_key_pair(uint8_t *pub, uint8_t *priv); static int esp_ecc_gen_dh_key(const uint8_t *peer_pub_key_x, const uint8_t *peer_pub_key_y, const uint8_t *our_priv_key, uint8_t *out_dhkey); #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED static void esp_bt_controller_log_interface(uint32_t len, const uint8_t *addr, bool end); #if CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE static void esp_bt_ctrl_log_partition_get_and_erase_first_block(void); #endif // #if CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED /* Local variable definition *************************************************************************** */ /* Static variable declare */ static DRAM_ATTR esp_bt_controller_status_t ble_controller_status = ESP_BT_CONTROLLER_STATUS_IDLE; #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED const static uint32_t log_bufs_size[] = {CONFIG_BT_LE_LOG_CTRL_BUF1_SIZE, CONFIG_BT_LE_LOG_HCI_BUF_SIZE, CONFIG_BT_LE_LOG_CTRL_BUF2_SIZE}; enum log_out_mode { LOG_DUMP_MEMORY, LOG_ASYNC_OUT, LOG_STORAGE_TO_FLASH, }; bool log_is_inited = false; #if CONFIG_BT_LE_CONTROLLER_LOG_DUMP_ONLY uint8_t log_output_mode = LOG_DUMP_MEMORY; #else #if CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE uint8_t log_output_mode = LOG_STORAGE_TO_FLASH; #else uint8_t log_output_mode = LOG_ASYNC_OUT; #endif // CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE #endif // CONFIG_BT_LE_CONTROLLER_LOG_DUMP_ONLY void esp_bt_log_output_mode_set(uint8_t output_mode) { log_output_mode = output_mode; } uint8_t esp_bt_log_output_mode_get(void) { return log_output_mode; } esp_err_t esp_bt_controller_log_init(uint8_t log_output_mode) { esp_err_t ret = ESP_OK; interface_func_t bt_controller_log_interface; bt_controller_log_interface = esp_bt_controller_log_interface; bool task_create; uint8_t buffers = 0; if (log_is_inited) { return ret; } #if CONFIG_BT_LE_CONTROLLER_LOG_CTRL_ENABLED buffers |= ESP_BLE_LOG_BUF_CONTROLLER; #endif // CONFIG_BT_LE_CONTROLLER_LOG_CTRL_ENABLED #if CONFIG_BT_LE_CONTROLLER_LOG_HCI_ENABLED buffers |= ESP_BLE_LOG_BUF_HCI; #endif // CONFIG_BT_LE_CONTROLLER_LOG_HCI_ENABLED switch (log_output_mode) { case LOG_DUMP_MEMORY: task_create = false; break; case LOG_ASYNC_OUT: case LOG_STORAGE_TO_FLASH: task_create = true; #if CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE if (log_output_mode == LOG_STORAGE_TO_FLASH) { esp_bt_ctrl_log_partition_get_and_erase_first_block(); } #endif // CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE break; default: assert(0); } ret = r_ble_log_init_async(bt_controller_log_interface, task_create, buffers, (uint32_t *)log_bufs_size); if (ret == ESP_OK) { log_is_inited = true; } return ret; } void esp_bt_ontroller_log_deinit(void) { r_ble_log_deinit_async(); log_is_inited = false; } #if CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE #include "esp_partition.h" #include "hal/wdt_hal.h" #define MAX_STORAGE_SIZE (CONFIG_BT_LE_CONTROLLER_LOG_PARTITION_SIZE) #define BLOCK_SIZE (4096) #define THRESHOLD (3072) #define PARTITION_NAME "bt_ctrl_log" static const esp_partition_t *log_partition; static uint32_t write_index = 0; static uint32_t next_erase_index = BLOCK_SIZE; static bool block_erased = false; static bool stop_write = false; static bool is_filled = false; static void esp_bt_ctrl_log_partition_get_and_erase_first_block(void) { log_partition = NULL; assert(MAX_STORAGE_SIZE % BLOCK_SIZE == 0); // Find the partition map in the partition table log_partition = esp_partition_find_first(ESP_PARTITION_TYPE_DATA, ESP_PARTITION_SUBTYPE_ANY, PARTITION_NAME); assert(log_partition != NULL); // Prepare data to be read later using the mapped address ESP_ERROR_CHECK(esp_partition_erase_range(log_partition, 0, BLOCK_SIZE)); write_index = 0; next_erase_index = BLOCK_SIZE; block_erased = false; is_filled = false; stop_write = false; } static int esp_bt_controller_log_storage(uint32_t len, const uint8_t *addr, bool end) { if (len > MAX_STORAGE_SIZE) { return -1; } if (stop_write) { return 0; } if (((write_index) % BLOCK_SIZE) >= THRESHOLD && !block_erased) { // esp_rom_printf("Ers nxt: %d,%d\n", next_erase_index, write_index); esp_partition_erase_range(log_partition, next_erase_index, BLOCK_SIZE); next_erase_index = (next_erase_index + BLOCK_SIZE) % MAX_STORAGE_SIZE; block_erased = true; } if (((write_index + len) / BLOCK_SIZE) > (write_index / BLOCK_SIZE)) { block_erased = false; } if (write_index + len <= MAX_STORAGE_SIZE) { esp_partition_write(log_partition, write_index, addr, len); write_index = (write_index + len) % MAX_STORAGE_SIZE; } else { uint32_t first_part_len = MAX_STORAGE_SIZE - write_index; esp_partition_write(log_partition, write_index, addr, first_part_len); esp_partition_write(log_partition, 0, addr + first_part_len, len - first_part_len); write_index = len - first_part_len; is_filled = true; // esp_rom_printf("old idx: %d,%d\n",next_erase_index, write_index); } return 0; } void esp_bt_read_ctrl_log_from_flash(bool output) { esp_partition_mmap_handle_t mmap_handle; uint32_t read_index; const void *mapped_ptr; const uint8_t *buffer; uint32_t print_len; uint32_t max_print_len; esp_err_t err; print_len = 0; max_print_len = 4096; err = esp_partition_mmap(log_partition, 0, MAX_STORAGE_SIZE, ESP_PARTITION_MMAP_DATA, &mapped_ptr, &mmap_handle); if (err != ESP_OK) { ESP_LOGE("FLASH", "Mmap failed: %s", esp_err_to_name(err)); return; } portMUX_TYPE spinlock = portMUX_INITIALIZER_UNLOCKED; portENTER_CRITICAL_SAFE(&spinlock); esp_panic_handler_reconfigure_wdts(5000); r_ble_log_async_output_dump_all(true); esp_bt_ontroller_log_deinit(); stop_write = true; buffer = (const uint8_t *)mapped_ptr; esp_panic_handler_reconfigure_wdts(5000); if (is_filled) { read_index = next_erase_index; } else { read_index = 0; } esp_rom_printf("\r\nREAD_CHECK:%ld,%ld,%d\r\n",read_index, write_index, is_filled); esp_rom_printf("\r\n[DUMP_START:"); while (read_index != write_index) { esp_rom_printf("%02x ", buffer[read_index]); if (print_len > max_print_len) { esp_panic_handler_reconfigure_wdts(5000); print_len = 0; } print_len++; read_index = (read_index + 1) % MAX_STORAGE_SIZE; } esp_rom_printf(":DUMP_END]\r\n"); portEXIT_CRITICAL_SAFE(&spinlock); esp_partition_munmap(mmap_handle); err = esp_bt_controller_log_init(log_output_mode); assert(err == ESP_OK); } #endif // CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED /* This variable tells if BLE is running */ static bool s_ble_active = false; #ifdef CONFIG_PM_ENABLE static DRAM_ATTR esp_pm_lock_handle_t s_pm_lock = NULL; #define BTDM_MIN_TIMER_UNCERTAINTY_US (200) #endif // CONFIG_PM_ENABLE #define BLE_RTC_DELAY_US_LIGHT_SLEEP (2500) #define BLE_RTC_DELAY_US_MODEM_SLEEP (500) static const struct osi_coex_funcs_t s_osi_coex_funcs_ro = { ._magic = OSI_COEX_MAGIC_VALUE, ._version = OSI_COEX_VERSION, ._coex_wifi_sleep_set = NULL, ._coex_core_ble_conn_dyn_prio_get = NULL, ._coex_schm_status_bit_set = coex_schm_status_bit_set_wrapper, ._coex_schm_status_bit_clear = coex_schm_status_bit_clear_wrapper, }; struct ext_funcs_t ext_funcs_ro = { .ext_version = EXT_FUNC_VERSION, ._esp_intr_alloc = esp_intr_alloc_wrapper, ._esp_intr_free = esp_intr_free_wrapper, ._malloc = bt_osi_mem_malloc_internal, ._free = bt_osi_mem_free, ._task_create = task_create_wrapper, ._task_delete = task_delete_wrapper, ._osi_assert = osi_assert_wrapper, ._os_random = osi_random_wrapper, ._ecc_gen_key_pair = esp_ecc_gen_key_pair, ._ecc_gen_dh_key = esp_ecc_gen_dh_key, ._esp_reset_rpa_moudle = esp_reset_rpa_moudle, .magic = EXT_FUNC_MAGIC_VALUE, }; static void IRAM_ATTR esp_reset_rpa_moudle(void) { } static void IRAM_ATTR osi_assert_wrapper(const uint32_t ln, const char *fn, uint32_t param1, uint32_t param2) { BT_ASSERT_PRINT("BLE assert: line %d in function %s, param: 0x%x, 0x%x", ln, fn, param1, param2); #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED esp_ble_controller_log_dump_all(true); #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED assert(0); } static uint32_t IRAM_ATTR osi_random_wrapper(void) { return esp_random(); } static void coex_schm_status_bit_set_wrapper(uint32_t type, uint32_t status) { #if CONFIG_SW_COEXIST_ENABLE coex_schm_status_bit_set(type, status); #endif // CONFIG_SW_COEXIST_ENABLE } static void coex_schm_status_bit_clear_wrapper(uint32_t type, uint32_t status) { #if CONFIG_SW_COEXIST_ENABLE coex_schm_status_bit_clear(type, status); #endif // CONFIG_SW_COEXIST_ENABLE } static int task_create_wrapper(void *task_func, const char *name, uint32_t stack_depth, void *param, uint32_t prio, void *task_handle, uint32_t core_id) { return (uint32_t)xTaskCreatePinnedToCore(task_func, name, stack_depth, param, prio, task_handle, (core_id < CONFIG_FREERTOS_NUMBER_OF_CORES ? core_id : tskNO_AFFINITY)); } static void task_delete_wrapper(void *task_handle) { vTaskDelete(task_handle); } static int esp_ecc_gen_key_pair(uint8_t *pub, uint8_t *priv) { int rc = -1; #if CONFIG_BT_LE_SM_LEGACY || CONFIG_BT_LE_SM_SC rc = ble_sm_alg_gen_key_pair(pub, priv); #endif // CONFIG_BT_LE_SM_LEGACY || CONFIG_BT_LE_SM_SC return rc; } static int esp_ecc_gen_dh_key(const uint8_t *peer_pub_key_x, const uint8_t *peer_pub_key_y, const uint8_t *our_priv_key, uint8_t *out_dhkey) { int rc = -1; #if CONFIG_BT_LE_SM_LEGACY || CONFIG_BT_LE_SM_SC rc = ble_sm_alg_gen_dhkey(peer_pub_key_x, peer_pub_key_y, our_priv_key, out_dhkey); #endif // CONFIG_BT_LE_SM_LEGACY || CONFIG_BT_LE_SM_SC return rc; } static int esp_intr_alloc_wrapper(int source, int flags, intr_handler_t handler, void *arg, void **ret_handle_in) { int rc = esp_intr_alloc(source, flags | ESP_INTR_FLAG_IRAM, handler, arg, (intr_handle_t *)ret_handle_in); return rc; } static int esp_intr_free_wrapper(void **ret_handle) { int rc = 0; rc = esp_intr_free((intr_handle_t) * ret_handle); *ret_handle = NULL; return rc; } void esp_bt_rtc_slow_clk_select(uint8_t slow_clk_src) { /* Select slow clock source for BT momdule */ switch (slow_clk_src) { case MODEM_CLOCK_LPCLK_SRC_MAIN_XTAL: ESP_LOGI(NIMBLE_PORT_LOG_TAG, "Using main XTAL as clock source"); uint32_t chip_version = efuse_hal_chip_revision(); if (chip_version == 0) { modem_clock_select_lp_clock_source(PERIPH_BT_MODULE, slow_clk_src, (400 - 1)); } else{ modem_clock_select_lp_clock_source(PERIPH_BT_MODULE, slow_clk_src, (5 - 1)); } break; case MODEM_CLOCK_LPCLK_SRC_RC_SLOW: ESP_LOGI(NIMBLE_PORT_LOG_TAG, "Using 136 kHz RC as clock source, can only run legacy ADV or SCAN due to low clock accuracy!"); modem_clock_select_lp_clock_source(PERIPH_BT_MODULE, slow_clk_src, (5 - 1)); break; case MODEM_CLOCK_LPCLK_SRC_XTAL32K: ESP_LOGI(NIMBLE_PORT_LOG_TAG, "Using external 32.768 kHz XTAL as clock source"); modem_clock_select_lp_clock_source(PERIPH_BT_MODULE, slow_clk_src, (1 - 1)); break; case MODEM_CLOCK_LPCLK_SRC_RC32K: ESP_LOGI(NIMBLE_PORT_LOG_TAG, "Using 32 kHz RC as clock source, can only run legacy ADV or SCAN due to low clock accuracy!"); modem_clock_select_lp_clock_source(PERIPH_BT_MODULE, slow_clk_src, (1 - 1)); break; case MODEM_CLOCK_LPCLK_SRC_EXT32K: ESP_LOGI(NIMBLE_PORT_LOG_TAG, "Using 32 kHz oscillator as clock source, can only run legacy ADV or SCAN due to low clock accuracy!"); modem_clock_select_lp_clock_source(PERIPH_BT_MODULE, slow_clk_src, (1 - 1)); break; default: } } IRAM_ATTR void controller_sleep_cb(uint32_t enable_tick, void *arg) { if (!s_ble_active) { return; } #if CONFIG_FREERTOS_USE_TICKLESS_IDLE r_ble_rtc_wake_up_state_clr(); #endif /* CONFIG_FREERTOS_USE_TICKLESS_IDLE */ esp_phy_disable(PHY_MODEM_BT); #ifdef CONFIG_PM_ENABLE esp_pm_lock_release(s_pm_lock); #endif // CONFIG_PM_ENABLE s_ble_active = false; } IRAM_ATTR void controller_wakeup_cb(void *arg) { if (s_ble_active) { return; } #ifdef CONFIG_PM_ENABLE esp_pm_lock_acquire(s_pm_lock); r_ble_rtc_wake_up_state_clr(); #endif //CONFIG_PM_ENABLE esp_phy_enable(PHY_MODEM_BT); s_ble_active = true; } #if CONFIG_FREERTOS_USE_TICKLESS_IDLE static esp_err_t sleep_modem_ble_mac_retention_init(void *arg) { uint8_t size; int extra = *(int *)arg; const sleep_retention_entries_config_t *ble_mac_modem_config = esp_ble_mac_retention_link_get(&size, extra); esp_err_t err = sleep_retention_entries_create(ble_mac_modem_config, size, REGDMA_LINK_PRI_BT_MAC_BB, SLEEP_RETENTION_MODULE_BLE_MAC); if (err == ESP_OK) { ESP_LOGI(NIMBLE_PORT_LOG_TAG, "Modem BLE MAC retention initialization"); } return err; } static esp_err_t sleep_modem_ble_mac_modem_state_init(uint8_t extra) { int retention_args = extra; sleep_retention_module_init_param_t init_param = { .cbs = { .create = { .handle = sleep_modem_ble_mac_retention_init, .arg = &retention_args } }, .depends = BIT(SLEEP_RETENTION_MODULE_BT_BB) }; esp_err_t err = sleep_retention_module_init(SLEEP_RETENTION_MODULE_BLE_MAC, &init_param); if (err == ESP_OK) { err = sleep_retention_module_allocate(SLEEP_RETENTION_MODULE_BLE_MAC); } return err; } static void sleep_modem_ble_mac_modem_state_deinit(void) { esp_err_t err = sleep_retention_module_free(SLEEP_RETENTION_MODULE_BLE_MAC); if (err == ESP_OK) { err = sleep_retention_module_deinit(SLEEP_RETENTION_MODULE_BLE_MAC); assert(err == ESP_OK); } } void sleep_modem_light_sleep_overhead_set(uint32_t overhead) { r_esp_ble_set_wakeup_overhead(overhead); } #endif /* CONFIG_FREERTOS_USE_TICKLESS_IDLE */ esp_err_t controller_sleep_init(void) { esp_err_t rc = 0; #ifdef CONFIG_BT_LE_SLEEP_ENABLE ESP_LOGW(NIMBLE_PORT_LOG_TAG, "BLE modem sleep is enabled"); #if CONFIG_FREERTOS_USE_TICKLESS_IDLE r_ble_lll_rfmgmt_set_sleep_cb(controller_sleep_cb, controller_wakeup_cb, 0, 0, BLE_RTC_DELAY_US_LIGHT_SLEEP); #else r_ble_lll_rfmgmt_set_sleep_cb(controller_sleep_cb, controller_wakeup_cb, 0, 0, BLE_RTC_DELAY_US_MODEM_SLEEP); #endif /* FREERTOS_USE_TICKLESS_IDLE */ #endif // CONFIG_BT_LE_SLEEP_ENABLE #ifdef CONFIG_PM_ENABLE rc = esp_pm_lock_create(ESP_PM_CPU_FREQ_MAX, 0, "bt", &s_pm_lock); if (rc != ESP_OK) { goto error; } #if CONFIG_FREERTOS_USE_TICKLESS_IDLE #if CONFIG_BT_LE_SLEEP_ENABLE && !CONFIG_MAC_BB_PD #error "CONFIG_MAC_BB_PD required for BLE light sleep to run properly" #endif // CONFIG_BT_LE_SLEEP_ENABLE && !CONFIG_MAC_BB_PD /* Create a new regdma link for BLE related register restoration */ rc = sleep_modem_ble_mac_modem_state_init(1); assert(rc == 0); esp_sleep_enable_bt_wakeup(); ESP_LOGW(NIMBLE_PORT_LOG_TAG, "Enable light sleep, the wake up source is BLE timer"); rc = esp_pm_register_inform_out_light_sleep_overhead_callback(sleep_modem_light_sleep_overhead_set); if (rc != ESP_OK) { goto error; } #if SOC_PM_RETENTION_HAS_CLOCK_BUG && CONFIG_MAC_BB_PD sleep_modem_register_mac_bb_module_prepare_callback(sleep_modem_mac_bb_power_down_prepare, sleep_modem_mac_bb_power_up_prepare); #endif // SOC_PM_RETENTION_HAS_CLOCK_BUG && CONFIG_MAC_BB_PD #endif /* CONFIG_FREERTOS_USE_TICKLESS_IDLE */ return rc; error: #if CONFIG_FREERTOS_USE_TICKLESS_IDLE #if SOC_PM_RETENTION_HAS_CLOCK_BUG && CONFIG_MAC_BB_PD sleep_modem_unregister_mac_bb_module_prepare_callback(sleep_modem_mac_bb_power_down_prepare, sleep_modem_mac_bb_power_up_prepare); #endif // SOC_PM_RETENTION_HAS_CLOCK_BUG && CONFIG_MAC_BB_PD esp_sleep_disable_bt_wakeup(); esp_pm_unregister_inform_out_light_sleep_overhead_callback(sleep_modem_light_sleep_overhead_set); #endif /* CONFIG_FREERTOS_USE_TICKLESS_IDLE */ /*lock should release first and then delete*/ if (s_pm_lock != NULL) { esp_pm_lock_delete(s_pm_lock); s_pm_lock = NULL; } #endif // CONFIG_PM_ENABLE return rc; } void controller_sleep_deinit(void) { #if CONFIG_FREERTOS_USE_TICKLESS_IDLE #if SOC_PM_RETENTION_HAS_CLOCK_BUG && CONFIG_MAC_BB_PD sleep_modem_unregister_mac_bb_module_prepare_callback(sleep_modem_mac_bb_power_down_prepare, sleep_modem_mac_bb_power_up_prepare); #endif // SOC_PM_RETENTION_HAS_CLOCK_BUG && CONFIG_MAC_BB_PD r_ble_rtc_wake_up_state_clr(); esp_sleep_disable_bt_wakeup(); sleep_modem_ble_mac_modem_state_deinit(); esp_pm_unregister_inform_out_light_sleep_overhead_callback(sleep_modem_light_sleep_overhead_set); #endif /* CONFIG_FREERTOS_USE_TICKLESS_IDLE */ #ifdef CONFIG_PM_ENABLE /* lock should be released first */ esp_pm_lock_delete(s_pm_lock); s_pm_lock = NULL; #endif //CONFIG_PM_ENABLE } typedef enum { FILTER_DUPLICATE_PDUTYPE = BIT(0), FILTER_DUPLICATE_LENGTH = BIT(1), FILTER_DUPLICATE_ADDRESS = BIT(2), FILTER_DUPLICATE_ADVDATA = BIT(3), FILTER_DUPLICATE_DEFAULT = FILTER_DUPLICATE_PDUTYPE | FILTER_DUPLICATE_ADDRESS, FILTER_DUPLICATE_PDU_ALL = 0xF, FILTER_DUPLICATE_EXCEPTION_FOR_MESH = BIT(4), FILTER_DUPLICATE_AD_TYPE = BIT(5), }disc_duplicate_mode_t; extern void r_filter_duplicate_mode_enable(disc_duplicate_mode_t mode); extern void r_filter_duplicate_mode_disable(disc_duplicate_mode_t mode); extern void r_filter_duplicate_set_ring_list_max_num(uint32_t max_num); extern void r_scan_duplicate_cache_refresh_set_time(uint32_t period_time); int ble_vhci_disc_duplicate_mode_enable(int mode) { // TODO: use vendor hci to update r_filter_duplicate_mode_enable(mode); return true; } int ble_vhci_disc_duplicate_mode_disable(int mode) { // TODO: use vendor hci to update r_filter_duplicate_mode_disable(mode); return true; } int ble_vhci_disc_duplicate_set_max_cache_size(int max_cache_size){ // TODO: use vendor hci to update r_filter_duplicate_set_ring_list_max_num(max_cache_size); return true; } int ble_vhci_disc_duplicate_set_period_refresh_time(int refresh_period_time){ // TODO: use vendor hci to update r_scan_duplicate_cache_refresh_set_time(refresh_period_time); return true; } /** * @brief Config scan duplicate option mode from menuconfig (Adapt to the old configuration method.) */ void ble_controller_scan_duplicate_config(void) { uint32_t duplicate_mode = FILTER_DUPLICATE_DEFAULT; uint32_t cache_size = 100; #if CONFIG_BT_LE_SCAN_DUPL == true cache_size = CONFIG_BT_LE_LL_DUP_SCAN_LIST_COUNT; if (CONFIG_BT_LE_SCAN_DUPL_TYPE == 0) { duplicate_mode = FILTER_DUPLICATE_ADDRESS | FILTER_DUPLICATE_PDUTYPE; } else if (CONFIG_BT_LE_SCAN_DUPL_TYPE == 1) { duplicate_mode = FILTER_DUPLICATE_ADVDATA; } else if (CONFIG_BT_LE_SCAN_DUPL_TYPE == 2) { duplicate_mode = FILTER_DUPLICATE_ADDRESS | FILTER_DUPLICATE_ADVDATA; } duplicate_mode |= FILTER_DUPLICATE_EXCEPTION_FOR_MESH; ble_vhci_disc_duplicate_set_period_refresh_time(CONFIG_BT_LE_SCAN_DUPL_CACHE_REFRESH_PERIOD); #endif ble_vhci_disc_duplicate_mode_disable(0xFFFFFFFF); ble_vhci_disc_duplicate_mode_enable(duplicate_mode); ble_vhci_disc_duplicate_set_max_cache_size(cache_size); } esp_err_t esp_bt_controller_init(esp_bt_controller_config_t *cfg) { uint8_t mac[6]; esp_err_t ret = ESP_OK; ble_npl_count_info_t npl_info; uint32_t slow_clk_freq = 0; uint8_t hci_transport_mode; memset(&npl_info, 0, sizeof(ble_npl_count_info_t)); if (ble_controller_status != ESP_BT_CONTROLLER_STATUS_IDLE) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "invalid controller state"); return ESP_ERR_INVALID_STATE; } if (!cfg) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "cfg is NULL"); return ESP_ERR_INVALID_ARG; } ret = esp_register_ext_funcs(&ext_funcs_ro); if (ret != ESP_OK) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "register extend functions failed"); return ret; } /* Initialize the function pointers for OS porting */ npl_freertos_funcs_init(); struct npl_funcs_t *p_npl_funcs = npl_freertos_funcs_get(); if (!p_npl_funcs) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "npl functions get failed"); return ESP_ERR_INVALID_ARG; } ret = esp_register_npl_funcs(p_npl_funcs); if (ret != ESP_OK) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "npl functions register failed"); goto free_mem; } r_ble_get_npl_element_info(cfg, &npl_info); npl_freertos_set_controller_npl_info(&npl_info); if (npl_freertos_mempool_init() != 0) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "npl mempool init failed"); ret = ESP_ERR_INVALID_ARG; goto free_mem; } #if CONFIG_BT_NIMBLE_ENABLED /* ble_npl_eventq_init() needs to use npl functions in rom and * must be called after esp_bt_controller_init(). */ ble_npl_eventq_init(nimble_port_get_dflt_eventq()); #endif // CONFIG_BT_NIMBLE_ENABLED /* Enable BT-related clocks */ modem_clock_module_enable(PERIPH_BT_MODULE); modem_clock_module_mac_reset(PERIPH_BT_MODULE); /* Select slow clock source for BT momdule */ #if CONFIG_BT_LE_LP_CLK_SRC_MAIN_XTAL esp_bt_rtc_slow_clk_select(MODEM_CLOCK_LPCLK_SRC_MAIN_XTAL); slow_clk_freq = 100000; #else #if CONFIG_RTC_CLK_SRC_INT_RC esp_bt_rtc_slow_clk_select(MODEM_CLOCK_LPCLK_SRC_RC_SLOW); slow_clk_freq = 30000; #elif CONFIG_RTC_CLK_SRC_EXT_CRYS if (rtc_clk_slow_src_get() == SOC_RTC_SLOW_CLK_SRC_XTAL32K) { esp_bt_rtc_slow_clk_select(MODEM_CLOCK_LPCLK_SRC_XTAL32K); slow_clk_freq = 32768; } else { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "32.768kHz XTAL not detected, fall back to main XTAL as Bluetooth sleep clock"); esp_bt_rtc_slow_clk_select(MODEM_CLOCK_LPCLK_SRC_MAIN_XTAL); slow_clk_freq = 100000; } #elif CONFIG_RTC_CLK_SRC_INT_RC32K esp_bt_rtc_slow_clk_select(MODEM_CLOCK_LPCLK_SRC_RC32K); slow_clk_freq = 32000; #elif CONFIG_RTC_CLK_SRC_EXT_OSC esp_bt_rtc_slow_clk_select(MODEM_CLOCK_LPCLK_SRC_EXT32K); slow_clk_freq = 32000; #else ESP_LOGE(NIMBLE_PORT_LOG_TAG, "Unsupported clock source"); assert(0); #endif #endif /* CONFIG_BT_LE_LP_CLK_SRC_MAIN_XTAL */ esp_phy_modem_init(); if (ble_osi_coex_funcs_register((struct osi_coex_funcs_t *)&s_osi_coex_funcs_ro) != 0) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "osi coex funcs reg failed"); ret = ESP_ERR_INVALID_ARG; goto modem_deint; } #if CONFIG_SW_COEXIST_ENABLE coex_init(); #endif // CONFIG_SW_COEXIST_ENABLE #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED ret = esp_bt_controller_log_init(log_output_mode); if (ret != ESP_OK) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "ble_controller_log_init failed %d", ret); goto modem_deint; } #endif // CONFIG_BT_CONTROLLER_LOG_ENABLED ret = esp_ble_register_bb_funcs(); if (ret != ESP_OK) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "esp_ble_register_bb_funcs failed %d", ret); goto modem_deint; } ret = r_ble_controller_init(cfg); if (ret != ESP_OK) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "r_ble_controller_init failed %d", ret); goto modem_deint; } ESP_LOGI(NIMBLE_PORT_LOG_TAG, "ble controller commit:[%s]", ble_controller_get_compile_version()); r_esp_ble_change_rtc_freq(slow_clk_freq); ble_controller_scan_duplicate_config(); ret = os_msys_init(); if (ret != ESP_OK) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "msys_init failed %d", ret); goto free_controller; } ret = controller_sleep_init(); if (ret != ESP_OK) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "controller_sleep_init failed %d", ret); goto free_controller; } ESP_ERROR_CHECK(esp_read_mac((uint8_t *)mac, ESP_MAC_BT)); swap_in_place(mac, 6); r_esp_ble_ll_set_public_addr(mac); ble_controller_status = ESP_BT_CONTROLLER_STATUS_INITED; #if CONFIG_BT_LE_HCI_INTERFACE_USE_RAM hci_transport_mode = HCI_TRANSPORT_VHCI; #elif CONFIG_BT_LE_HCI_INTERFACE_USE_UART hci_transport_mode = HCI_TRANSPORT_UART_NO_DMA; #if CONFIG_BT_LE_UART_HCI_DMA_MODE hci_transport_mode = HCI_TRANSPORT_UART_UHCI; #endif // CONFIG_BT_LE_UART_HCI_DMA_MODE #endif // CONFIG_BT_LE_HCI_INTERFACE_USE_RAM ret = hci_transport_init(hci_transport_mode); if (ret) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "hci transport init failed %d", ret); goto free_controller; } return ESP_OK; free_controller: hci_transport_deinit(); controller_sleep_deinit(); os_msys_deinit(); r_ble_controller_deinit(); modem_deint: esp_ble_unregister_bb_funcs(); #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED esp_bt_ontroller_log_deinit(); #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED esp_phy_modem_deinit(); modem_clock_deselect_lp_clock_source(PERIPH_BT_MODULE); modem_clock_module_disable(PERIPH_BT_MODULE); #if CONFIG_BT_NIMBLE_ENABLED ble_npl_eventq_deinit(nimble_port_get_dflt_eventq()); #endif // CONFIG_BT_NIMBLE_ENABLED free_mem: npl_freertos_mempool_deinit(); esp_unregister_npl_funcs(); npl_freertos_funcs_deinit(); esp_unregister_ext_funcs(); return ret; } esp_err_t esp_bt_controller_deinit(void) { if ((ble_controller_status < ESP_BT_CONTROLLER_STATUS_INITED) || (ble_controller_status >= ESP_BT_CONTROLLER_STATUS_ENABLED)) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "invalid controller state"); return ESP_FAIL; } hci_transport_deinit(); controller_sleep_deinit(); os_msys_deinit(); esp_phy_modem_deinit(); modem_clock_deselect_lp_clock_source(PERIPH_BT_MODULE); modem_clock_module_disable(PERIPH_BT_MODULE); r_ble_controller_deinit(); esp_ble_unregister_bb_funcs(); #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED esp_bt_ontroller_log_deinit(); #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED #if CONFIG_BT_NIMBLE_ENABLED /* De-initialize default event queue */ ble_npl_eventq_deinit(nimble_port_get_dflt_eventq()); #endif // CONFIG_BT_NIMBLE_ENABLED esp_unregister_npl_funcs(); esp_unregister_ext_funcs(); /* De-initialize npl functions */ npl_freertos_funcs_deinit(); npl_freertos_mempool_deinit(); ble_controller_status = ESP_BT_CONTROLLER_STATUS_IDLE; return ESP_OK; } esp_err_t esp_bt_controller_enable(esp_bt_mode_t mode) { esp_err_t ret = ESP_OK; if (mode != ESP_BT_MODE_BLE) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "invalid controller mode"); return ESP_FAIL; } if (ble_controller_status != ESP_BT_CONTROLLER_STATUS_INITED) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "invalid controller state"); return ESP_FAIL; } if (!s_ble_active) { #if CONFIG_PM_ENABLE esp_pm_lock_acquire(s_pm_lock); #endif // CONFIG_PM_ENABLE esp_phy_enable(PHY_MODEM_BT); s_ble_active = true; } esp_btbb_enable(); #if CONFIG_SW_COEXIST_ENABLE coex_enable(); #endif // CONFIG_SW_COEXIST_ENABLE if (r_ble_controller_enable(mode) != 0) { ret = ESP_FAIL; goto error; } ble_controller_status = ESP_BT_CONTROLLER_STATUS_ENABLED; return ESP_OK; error: #if CONFIG_SW_COEXIST_ENABLE coex_disable(); #endif esp_btbb_disable(); if (s_ble_active) { esp_phy_disable(PHY_MODEM_BT); #if CONFIG_PM_ENABLE esp_pm_lock_release(s_pm_lock); #endif // CONFIG_PM_ENABLE s_ble_active = false; } return ret; } esp_err_t esp_bt_controller_disable(void) { if (ble_controller_status < ESP_BT_CONTROLLER_STATUS_ENABLED) { ESP_LOGW(NIMBLE_PORT_LOG_TAG, "invalid controller state"); return ESP_FAIL; } if (r_ble_controller_disable() != 0) { return ESP_FAIL; } #if CONFIG_SW_COEXIST_ENABLE coex_disable(); #endif esp_btbb_disable(); if (s_ble_active) { esp_phy_disable(PHY_MODEM_BT); #if CONFIG_PM_ENABLE esp_pm_lock_release(s_pm_lock); #endif // CONFIG_PM_ENABLE s_ble_active = false; } ble_controller_status = ESP_BT_CONTROLLER_STATUS_INITED; return ESP_OK; } esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode) { ESP_LOGD(NIMBLE_PORT_LOG_TAG, "%s not implemented, return OK", __func__); return ESP_OK; } static esp_err_t try_heap_caps_add_region(intptr_t start, intptr_t end) { int ret = heap_caps_add_region(start, end); /* heap_caps_add_region() returns ESP_ERR_INVALID_SIZE if the memory region is * is too small to fit a heap. This cannot be termed as a fatal error and hence * we replace it by ESP_OK */ if (ret == ESP_ERR_INVALID_SIZE) { return ESP_OK; } return ret; } typedef struct { intptr_t start; intptr_t end; const char* name; } bt_area_t; static esp_err_t esp_bt_mem_release_area(const bt_area_t *area) { esp_err_t ret = ESP_OK; intptr_t mem_start = area->start; intptr_t mem_end = area->end; if (mem_start != mem_end) { ESP_LOGD(NIMBLE_PORT_LOG_TAG, "Release %s [0x%08x] - [0x%08x], len %d", area->name, mem_start, mem_end, mem_end - mem_start); ret = try_heap_caps_add_region(mem_start, mem_end); } return ret; } static esp_err_t esp_bt_mem_release_areas(const bt_area_t *area1, const bt_area_t *area2) { esp_err_t ret = ESP_OK; if (area1->end == area2->start) { bt_area_t merged_area = { .start = area1->start, .end = area2->end, .name = area1->name }; ret = esp_bt_mem_release_area(&merged_area); } else { esp_bt_mem_release_area(area1); ret = esp_bt_mem_release_area(area2); } return ret; } esp_err_t esp_bt_mem_release(esp_bt_mode_t mode) { esp_err_t ret = ESP_OK; if (ble_controller_status != ESP_BT_CONTROLLER_STATUS_IDLE) { return ESP_ERR_INVALID_STATE; } bt_area_t bss = { .start = (intptr_t)&_bt_bss_start, .end = (intptr_t)&_bt_bss_end, .name = "BT BSS", }; bt_area_t cont_bss = { .start = (intptr_t)&_bt_controller_bss_start, .end = (intptr_t)&_bt_controller_bss_end, .name = "BT Controller BSS", }; bt_area_t data = { .start = (intptr_t)&_bt_data_start, .end = (intptr_t)&_bt_data_end, .name = "BT Data", }; bt_area_t cont_data = { .start = (intptr_t)&_bt_controller_data_start, .end = (intptr_t)&_bt_controller_data_end, .name = "BT Controller Data" }; if (mode & ESP_BT_MODE_BLE) { /* Start by freeing Bluetooth BSS section */ if (ret == ESP_OK) { ret = esp_bt_mem_release_areas(&bss, &cont_bss); } /* Do the same thing with the Bluetooth data section */ if (ret == ESP_OK) { ret = esp_bt_mem_release_areas(&data, &cont_data); } } return ret; } esp_bt_controller_status_t esp_bt_controller_get_status(void) { return ble_controller_status; } esp_err_t esp_ble_tx_power_set(esp_ble_power_type_t power_type, esp_power_level_t power_level) { esp_err_t stat = ESP_FAIL; switch (power_type) { case ESP_BLE_PWR_TYPE_DEFAULT: case ESP_BLE_PWR_TYPE_ADV: case ESP_BLE_PWR_TYPE_SCAN: if (r_ble_txpwr_set(ESP_BLE_ENHANCED_PWR_TYPE_DEFAULT, 0, power_level) == 0) { stat = ESP_OK; } break; case ESP_BLE_PWR_TYPE_CONN_HDL0: case ESP_BLE_PWR_TYPE_CONN_HDL1: case ESP_BLE_PWR_TYPE_CONN_HDL2: case ESP_BLE_PWR_TYPE_CONN_HDL3: case ESP_BLE_PWR_TYPE_CONN_HDL4: case ESP_BLE_PWR_TYPE_CONN_HDL5: case ESP_BLE_PWR_TYPE_CONN_HDL6: case ESP_BLE_PWR_TYPE_CONN_HDL7: case ESP_BLE_PWR_TYPE_CONN_HDL8: if (r_ble_txpwr_set(ESP_BLE_ENHANCED_PWR_TYPE_CONN, power_type, power_level) == 0) { stat = ESP_OK; } break; default: stat = ESP_ERR_NOT_SUPPORTED; break; } return stat; } esp_err_t esp_ble_tx_power_set_enhanced(esp_ble_enhanced_power_type_t power_type, uint16_t handle, esp_power_level_t power_level) { esp_err_t stat = ESP_FAIL; switch (power_type) { case ESP_BLE_ENHANCED_PWR_TYPE_DEFAULT: case ESP_BLE_ENHANCED_PWR_TYPE_SCAN: case ESP_BLE_ENHANCED_PWR_TYPE_INIT: if (r_ble_txpwr_set(ESP_BLE_ENHANCED_PWR_TYPE_DEFAULT, 0, power_level) == 0) { stat = ESP_OK; } break; case ESP_BLE_ENHANCED_PWR_TYPE_ADV: case ESP_BLE_ENHANCED_PWR_TYPE_CONN: if (r_ble_txpwr_set(power_type, handle, power_level) == 0) { stat = ESP_OK; } break; default: stat = ESP_ERR_NOT_SUPPORTED; break; } return stat; } esp_power_level_t esp_ble_tx_power_get(esp_ble_power_type_t power_type) { int tx_level = 0; switch (power_type) { case ESP_BLE_PWR_TYPE_ADV: case ESP_BLE_PWR_TYPE_SCAN: case ESP_BLE_PWR_TYPE_DEFAULT: tx_level = r_ble_txpwr_get(ESP_BLE_ENHANCED_PWR_TYPE_DEFAULT, 0); break; case ESP_BLE_PWR_TYPE_CONN_HDL0: case ESP_BLE_PWR_TYPE_CONN_HDL1: case ESP_BLE_PWR_TYPE_CONN_HDL2: case ESP_BLE_PWR_TYPE_CONN_HDL3: case ESP_BLE_PWR_TYPE_CONN_HDL4: case ESP_BLE_PWR_TYPE_CONN_HDL5: case ESP_BLE_PWR_TYPE_CONN_HDL6: case ESP_BLE_PWR_TYPE_CONN_HDL7: case ESP_BLE_PWR_TYPE_CONN_HDL8: tx_level = r_ble_txpwr_get(ESP_BLE_ENHANCED_PWR_TYPE_CONN, power_type); break; default: return ESP_PWR_LVL_INVALID; } if (tx_level < 0) { return ESP_PWR_LVL_INVALID; } return (esp_power_level_t)tx_level; } esp_power_level_t esp_ble_tx_power_get_enhanced(esp_ble_enhanced_power_type_t power_type, uint16_t handle) { int tx_level = 0; switch (power_type) { case ESP_BLE_ENHANCED_PWR_TYPE_DEFAULT: case ESP_BLE_ENHANCED_PWR_TYPE_SCAN: case ESP_BLE_ENHANCED_PWR_TYPE_INIT: tx_level = r_ble_txpwr_get(ESP_BLE_ENHANCED_PWR_TYPE_DEFAULT, 0); break; case ESP_BLE_ENHANCED_PWR_TYPE_ADV: case ESP_BLE_ENHANCED_PWR_TYPE_CONN: tx_level = r_ble_txpwr_get(power_type, handle); break; default: return ESP_PWR_LVL_INVALID; } if (tx_level < 0) { return ESP_PWR_LVL_INVALID; } return (esp_power_level_t)tx_level; } #if CONFIG_BT_LE_CONTROLLER_LOG_ENABLED static void esp_bt_controller_log_interface(uint32_t len, const uint8_t *addr, bool end) { if (log_output_mode == LOG_STORAGE_TO_FLASH) { #if CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE esp_bt_controller_log_storage(len, addr, end); #endif //CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE } else { for (int i = 0; i < len; i++) { esp_rom_printf("%02x ", addr[i]); } if (end) { esp_rom_printf("\n"); } } } void esp_ble_controller_log_dump_all(bool output) { if (log_output_mode == LOG_STORAGE_TO_FLASH) { #if CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE esp_bt_read_ctrl_log_from_flash(output); #endif // CONFIG_BT_LE_CONTROLLER_LOG_STORAGE_ENABLE } else { portMUX_TYPE spinlock = portMUX_INITIALIZER_UNLOCKED; portENTER_CRITICAL_SAFE(&spinlock); esp_panic_handler_reconfigure_wdts(5000); BT_ASSERT_PRINT("\r\n[DUMP_START:"); r_ble_log_async_output_dump_all(output); BT_ASSERT_PRINT(":DUMP_END]\r\n"); portEXIT_CRITICAL_SAFE(&spinlock); } } #endif // CONFIG_BT_LE_CONTROLLER_LOG_ENABLED #if (!CONFIG_BT_NIMBLE_ENABLED) && (CONFIG_BT_CONTROLLER_ENABLED) #if CONFIG_BT_LE_SM_LEGACY || CONFIG_BT_LE_SM_SC #define BLE_SM_KEY_ERR 0x17 #if CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS #include "mbedtls/aes.h" #if CONFIG_BT_LE_SM_SC #include "mbedtls/cipher.h" #include "mbedtls/entropy.h" #include "mbedtls/ctr_drbg.h" #include "mbedtls/cmac.h" #include "mbedtls/ecdh.h" #include "mbedtls/ecp.h" static mbedtls_ecp_keypair keypair; #endif // CONFIG_BT_LE_SM_SC #else #include "tinycrypt/aes.h" #include "tinycrypt/constants.h" #include "tinycrypt/utils.h" #if CONFIG_BT_LE_SM_SC #include "tinycrypt/cmac_mode.h" #include "tinycrypt/ecc_dh.h" #endif // CONFIG_BT_LE_SM_SC #endif // CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS /* Based on Core Specification 4.2 Vol 3. Part H 2.3.5.6.1 */ static const uint8_t ble_sm_alg_dbg_priv_key[32] = { 0x3f, 0x49, 0xf6, 0xd4, 0xa3, 0xc5, 0x5f, 0x38, 0x74, 0xc9, 0xb3, 0xe3, 0xd2, 0x10, 0x3f, 0x50, 0x4a, 0xff, 0x60, 0x7b, 0xeb, 0x40, 0xb7, 0x99, 0x58, 0x99, 0xb8, 0xa6, 0xcd, 0x3c, 0x1a, 0xbd }; int ble_sm_alg_gen_dhkey(const uint8_t *peer_pub_key_x, const uint8_t *peer_pub_key_y, const uint8_t *our_priv_key, uint8_t *out_dhkey) { uint8_t dh[32]; uint8_t pk[64]; uint8_t priv[32]; int rc = BLE_SM_KEY_ERR; swap_buf(pk, peer_pub_key_x, 32); swap_buf(&pk[32], peer_pub_key_y, 32); swap_buf(priv, our_priv_key, 32); #if CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS struct mbedtls_ecp_point pt = {0}, Q = {0}; mbedtls_mpi z = {0}, d = {0}; mbedtls_ctr_drbg_context ctr_drbg = {0}; mbedtls_entropy_context entropy = {0}; uint8_t pub[65] = {0}; /* Hardcoded first byte of pub key for MBEDTLS_ECP_PF_UNCOMPRESSED */ pub[0] = 0x04; memcpy(&pub[1], pk, 64); /* Initialize the required structures here */ mbedtls_ecp_point_init(&pt); mbedtls_ecp_point_init(&Q); mbedtls_ctr_drbg_init(&ctr_drbg); mbedtls_entropy_init(&entropy); mbedtls_mpi_init(&d); mbedtls_mpi_init(&z); /* Below 3 steps are to validate public key on curve secp256r1 */ if (mbedtls_ecp_group_load(&keypair.MBEDTLS_PRIVATE(grp), MBEDTLS_ECP_DP_SECP256R1) != 0) { goto exit; } if (mbedtls_ecp_point_read_binary(&keypair.MBEDTLS_PRIVATE(grp), &pt, pub, 65) != 0) { goto exit; } if (mbedtls_ecp_check_pubkey(&keypair.MBEDTLS_PRIVATE(grp), &pt) != 0) { goto exit; } /* Set PRNG */ if ((rc = mbedtls_ctr_drbg_seed(&ctr_drbg, mbedtls_entropy_func, &entropy, NULL, 0)) != 0) { goto exit; } /* Prepare point Q from pub key */ if (mbedtls_ecp_point_read_binary(&keypair.MBEDTLS_PRIVATE(grp), &Q, pub, 65) != 0) { goto exit; } if (mbedtls_mpi_read_binary(&d, priv, 32) != 0) { goto exit; } rc = mbedtls_ecdh_compute_shared(&keypair.MBEDTLS_PRIVATE(grp), &z, &Q, &d, mbedtls_ctr_drbg_random, &ctr_drbg); if (rc != 0) { goto exit; } rc = mbedtls_mpi_write_binary(&z, dh, 32); if (rc != 0) { goto exit; } exit: mbedtls_ecp_point_free(&pt); mbedtls_mpi_free(&z); mbedtls_mpi_free(&d); mbedtls_ecp_point_free(&Q); mbedtls_entropy_free(&entropy); mbedtls_ctr_drbg_free(&ctr_drbg); if (rc != 0) { return BLE_SM_KEY_ERR; } #else if (uECC_valid_public_key(pk, &curve_secp256r1) < 0) { return BLE_SM_KEY_ERR; } rc = uECC_shared_secret(pk, priv, dh, &curve_secp256r1); if (rc == TC_CRYPTO_FAIL) { return BLE_SM_KEY_ERR; } #endif // CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS swap_buf(out_dhkey, dh, 32); return 0; } #if CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS static int mbedtls_gen_keypair(uint8_t *public_key, uint8_t *private_key) { int rc = BLE_SM_KEY_ERR; mbedtls_entropy_context entropy = {0}; mbedtls_ctr_drbg_context ctr_drbg = {0}; mbedtls_entropy_init(&entropy); mbedtls_ctr_drbg_init(&ctr_drbg); mbedtls_ecp_keypair_init(&keypair); if ((rc = mbedtls_ctr_drbg_seed(&ctr_drbg, mbedtls_entropy_func, &entropy, NULL, 0)) != 0) { goto exit; } if ((rc = mbedtls_ecp_gen_key(MBEDTLS_ECP_DP_SECP256R1, &keypair, mbedtls_ctr_drbg_random, &ctr_drbg)) != 0) { goto exit; } if ((rc = mbedtls_mpi_write_binary(&keypair.MBEDTLS_PRIVATE(d), private_key, 32)) != 0) { goto exit; } size_t olen = 0; uint8_t pub[65] = {0}; if ((rc = mbedtls_ecp_point_write_binary(&keypair.MBEDTLS_PRIVATE(grp), &keypair.MBEDTLS_PRIVATE(Q), MBEDTLS_ECP_PF_UNCOMPRESSED, &olen, pub, 65)) != 0) { goto exit; } memcpy(public_key, &pub[1], 64); exit: mbedtls_ctr_drbg_free(&ctr_drbg); mbedtls_entropy_free(&entropy); if (rc != 0) { mbedtls_ecp_keypair_free(&keypair); return BLE_SM_KEY_ERR; } return 0; } #endif // CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS /** * pub: 64 bytes * priv: 32 bytes */ int ble_sm_alg_gen_key_pair(uint8_t *pub, uint8_t *priv) { #if CONFIG_BT_LE_SM_SC_DEBUG_KEYS swap_buf(pub, ble_sm_alg_dbg_pub_key, 32); swap_buf(&pub[32], &ble_sm_alg_dbg_pub_key[32], 32); swap_buf(priv, ble_sm_alg_dbg_priv_key, 32); #else uint8_t pk[64]; do { #if CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS if (mbedtls_gen_keypair(pk, priv) != 0) { return BLE_SM_KEY_ERR; } #else if (uECC_make_key(pk, priv, &curve_secp256r1) != TC_CRYPTO_SUCCESS) { return BLE_SM_KEY_ERR; } #endif // CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS /* Make sure generated key isn't debug key. */ } while (memcmp(priv, ble_sm_alg_dbg_priv_key, 32) == 0); swap_buf(pub, pk, 32); swap_buf(&pub[32], &pk[32], 32); swap_in_place(priv, 32); #endif // CONFIG_BT_LE_SM_SC_DEBUG_KEYS return 0; } #endif // CONFIG_BT_LE_SM_LEGACY || CONFIG_BT_LE_SM_SC #endif // (!CONFIG_BT_NIMBLE_ENABLED) && (CONFIG_BT_CONTROLLER_ENABLED)