diff --git a/components/bt/controller/esp32c2/bt.c b/components/bt/controller/esp32c2/bt.c new file mode 100644 index 0000000000..83243595cc --- /dev/null +++ b/components/bt/controller/esp32c2/bt.c @@ -0,0 +1,1001 @@ +/* + * SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD + * + * SPDX-License-Identifier: Apache-2.0 + */ + +#include +#include +#include +#include + +#include "esp_random.h" +#include + +#include "sdkconfig.h" + +#include "os/os.h" +#include "sysinit/sysinit.h" +#include "nimble/nimble_port.h" +#include "nimble/nimble_port_freertos.h" + +#ifdef ESP_PLATFORM +#include "esp_log.h" +#endif + +#if CONFIG_SW_COEXIST_ENABLE +#include "esp_coexist_internal.h" +#endif + +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART +#include "transport/uart/ble_hci_uart.h" +#else +#include "transport/ram/ble_hci_ram.h" +#endif +#include "nimble/ble_hci_trans.h" + +#include "nimble/nimble_npl_os.h" +#include "esp_bt.h" +#include "esp_intr_alloc.h" +#include "nimble/nimble_npl_os.h" +#include "esp_sleep.h" +#include "esp_pm.h" +#include "esp_phy_init.h" +#include "soc/syscon_reg.h" +#include "soc/modem_clkrst_reg.h" +#include "esp_private/periph_ctrl.h" +#include "hal/hal_uart.h" +#ifdef CONFIG_BT_BLUEDROID_ENABLED +#include "hci/hci_hal.h" +#endif + +#include "freertos/FreeRTOS.h" +#include "freertos/task.h" + +#include "esp_private/periph_ctrl.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 0x20220125 +#define EXT_FUNC_MAGIC_VALUE 0xA5A5A5A5 + +/* 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); + void (*_hal_uart_start_tx)(int); + int (*_hal_uart_init_cbs)(int, hal_uart_tx_char, hal_uart_tx_done, hal_uart_rx_char, void *); + int (*_hal_uart_config)(int, int32_t, uint8_t, uint8_t, enum hal_uart_parity, enum hal_uart_flow_ctl); + int (*_hal_uart_close)(int); + void (*_hal_uart_blocking_tx)(int, uint8_t); + int (*_hal_uart_init)(int, void *); + 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; +}; + + +/* External functions or variables + ************************************************************************ + */ + +extern int ble_plf_set_log_level(int level); +extern int ble_osi_coex_funcs_register(struct osi_coex_funcs_t *coex_funcs); +extern int coex_core_ble_conn_dyn_prio_get(bool *low, bool *high); +extern int ble_controller_init(struct esp_bt_controller_config_t *cfg); +extern int ble_controller_deinit(void); +extern int ble_controller_enable(uint8_t mode); +extern int ble_controller_disable(void); +extern int esp_register_ext_funcs (struct ext_funcs_t *); +extern void esp_unregister_ext_funcs (void); +extern int 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 void bt_bb_v2_init_cmplx(uint8_t i); +extern int os_msys_buf_alloc(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_ll_rfmgmt_set_sleep_cb(void *s_cb, void *w_cb, void *s_arg, void *w_arg, uint32_t us_to_enabled); +extern int os_msys_init(void); +extern void os_msys_buf_free(void); + +/* 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 void hal_uart_start_tx_wrapper(int uart_no); +static int hal_uart_init_cbs_wrapper(int uart_no, hal_uart_tx_char tx_func, + hal_uart_tx_done tx_done, hal_uart_rx_char rx_func, void *arg); +static int hal_uart_config_wrapper(int uart_no, int32_t speed, uint8_t databits, uint8_t stopbits, + enum hal_uart_parity parity, enum hal_uart_flow_ctl flow_ctl); +static int hal_uart_close_wrapper(int uart_no); +static void hal_uart_blocking_tx_wrapper(int port, uint8_t data); +static int hal_uart_init_wrapper(int uart_no, void *cfg); +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); + +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); +/* Local variable definition + *************************************************************************** + */ + +/* Static variable declare */ +static DRAM_ATTR esp_bt_controller_status_t ble_controller_status = ESP_BT_CONTROLLER_STATUS_IDLE; +static bool s_is_sleep_state = false; + +#ifdef CONFIG_PM_ENABLE +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER +uint32_t s_sleep_tick; +#endif +#endif + +#ifdef CONFIG_PM_ENABLE +static DRAM_ATTR esp_timer_handle_t s_btdm_slp_tmr = NULL; +static DRAM_ATTR esp_pm_lock_handle_t s_pm_lock = NULL; +static bool s_pm_lock_acquired = true; +static DRAM_ATTR bool s_btdm_allow_light_sleep; +// pm_lock to prevent light sleep when using main crystal as Bluetooth low power clock +static DRAM_ATTR esp_pm_lock_handle_t s_light_sleep_pm_lock; +static void btdm_slp_tmr_callback(void *arg); +#define BTDM_MIN_TIMER_UNCERTAINTY_US (200) +#endif /* #ifdef CONFIG_PM_ENABLE */ + +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_BLE_RTC_TIMER +#define BLE_RTC_DELAY_US (1100) +#else +#define BLE_RTC_DELAY_US (0) +#endif + +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 = malloc, + ._free = free, + ._hal_uart_start_tx = hal_uart_start_tx_wrapper, + ._hal_uart_init_cbs = hal_uart_init_cbs_wrapper, + ._hal_uart_config = hal_uart_config_wrapper, + ._hal_uart_close = hal_uart_close_wrapper, + ._hal_uart_blocking_tx = hal_uart_blocking_tx_wrapper, + ._hal_uart_init = hal_uart_init_wrapper, + ._task_create = task_create_wrapper, + ._task_delete = task_delete_wrapper, + ._osi_assert = osi_assert_wrapper, + ._os_random = osi_random_wrapper, + ._ecc_gen_key_pair = ble_sm_alg_gen_key_pair, + ._ecc_gen_dh_key = ble_sm_alg_gen_dhkey, + ._esp_reset_rpa_moudle = esp_reset_rpa_moudle, + .magic = EXT_FUNC_MAGIC_VALUE, +}; + +static void IRAM_ATTR esp_reset_rpa_moudle(void) +{ + periph_module_reset(PERIPH_MODEM_RPA_MODULE); +} + +static void IRAM_ATTR osi_assert_wrapper(const uint32_t ln, const char *fn, uint32_t param1, uint32_t param2) +{ + ESP_LOGE(NIMBLE_PORT_LOG_TAG, "BLE assert: line %d in function %s, param: 0x%x, 0x%x", ln, fn, param1, param2); + 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 +} + +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 +} +#ifdef CONFIG_BT_BLUEDROID_ENABLED +bool esp_vhci_host_check_send_available(void) +{ + if (ble_controller_status != ESP_BT_CONTROLLER_STATUS_ENABLED) { + return false; + } + return true; +} + +/** + * Allocates an mbuf for use by the nimble host. + */ +static struct os_mbuf *ble_hs_mbuf_gen_pkt(uint16_t leading_space) +{ + struct os_mbuf *om; + int rc; + + om = os_msys_get_pkthdr(0, 0); + if (om == NULL) { + return NULL; + } + + if (om->om_omp->omp_databuf_len < leading_space) { + rc = os_mbuf_free_chain(om); + assert(rc == 0); + return NULL; + } + + om->om_data += leading_space; + + return om; +} + +/** + * Allocates an mbuf suitable for an HCI ACL data packet. + * + * @return An empty mbuf on success; null on memory + * exhaustion. + */ +struct os_mbuf *ble_hs_mbuf_acl_pkt(void) +{ + return ble_hs_mbuf_gen_pkt(4 + 1); +} + +void esp_vhci_host_send_packet(uint8_t *data, uint16_t len) +{ + if (ble_controller_status != ESP_BT_CONTROLLER_STATUS_ENABLED) { + return; + } + + if (*(data) == DATA_TYPE_COMMAND) { + struct ble_hci_cmd *cmd = NULL; + cmd = (struct ble_hci_cmd *) ble_hci_trans_buf_alloc(BLE_HCI_TRANS_BUF_CMD); + memcpy((uint8_t *)cmd, data + 1, len - 1); + ble_hci_trans_hs_cmd_tx((uint8_t *)cmd); + } + + if (*(data) == DATA_TYPE_ACL) { + struct os_mbuf *om = os_msys_get_pkthdr(0, 0); + assert(om); + memcpy(om->om_data, &data[1], len - 1); + om->om_len = len - 1; + OS_MBUF_PKTHDR(om)->omp_len = len - 1; + ble_hci_trans_hs_acl_tx(om); + } + +} + +esp_err_t esp_vhci_host_register_callback(const esp_vhci_host_callback_t *callback) +{ + if (ble_controller_status != ESP_BT_CONTROLLER_STATUS_ENABLED) { + return ESP_FAIL; + } + + ble_hci_trans_cfg_hs(ble_hs_hci_rx_evt, NULL, ble_hs_rx_data, NULL); + + return ESP_OK; +} + +#endif +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 < portNUM_PROCESSORS ? core_id : tskNO_AFFINITY)); +} + +static void task_delete_wrapper(void *task_handle) +{ + vTaskDelete(task_handle); +} + +static void hal_uart_start_tx_wrapper(int uart_no) +{ +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART + hal_uart_start_tx(uart_no); +#endif +} + +static int hal_uart_init_cbs_wrapper(int uart_no, hal_uart_tx_char tx_func, + hal_uart_tx_done tx_done, hal_uart_rx_char rx_func, void *arg) +{ + int rc = -1; +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART + rc = hal_uart_init_cbs(uart_no, tx_func, tx_done, rx_func, arg); +#endif + return rc; +} + +static int hal_uart_config_wrapper(int uart_no, int32_t speed, uint8_t databits, uint8_t stopbits, + enum hal_uart_parity parity, enum hal_uart_flow_ctl flow_ctl) +{ + int rc = -1; +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART + rc = hal_uart_config(uart_no, speed, databits, stopbits, parity, flow_ctl); +#endif + return rc; +} + +static int hal_uart_close_wrapper(int uart_no) +{ + int rc = -1; +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART + rc = hal_uart_close(uart_no); +#endif + return rc; +} + +static void hal_uart_blocking_tx_wrapper(int port, uint8_t data) +{ +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART + hal_uart_blocking_tx(port, data); +#endif +} + +static int hal_uart_init_wrapper(int uart_no, void *cfg) +{ + int rc = -1; +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART + rc = hal_uart_init(uart_no, cfg); +#endif + 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, 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; +} + +IRAM_ATTR void controller_sleep_cb(uint32_t enable_tick, void *arg) +{ + if (s_is_sleep_state) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "sleep state error"); + assert(0); + } + s_is_sleep_state = true; +#ifdef CONFIG_PM_ENABLE +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER + uint32_t tick_invalid = *(uint32_t *)(arg); + if (!tick_invalid) { + s_sleep_tick = r_os_cputime_get32(); + assert(enable_tick >= s_sleep_tick); + // start a timer to wake up and acquire the pm_lock before modem_sleep awakes + uint32_t us_to_sleep = os_cputime_ticks_to_usecs(enable_tick - s_sleep_tick); + assert(us_to_sleep > BTDM_MIN_TIMER_UNCERTAINTY_US); + if (esp_timer_start_once(s_btdm_slp_tmr, us_to_sleep - BTDM_MIN_TIMER_UNCERTAINTY_US) != ESP_OK) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "timer start failed"); + } + } +#endif // CONFIG_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER + if (s_pm_lock_acquired) { + esp_pm_lock_release(s_pm_lock); + s_pm_lock_acquired = false; + } + +#endif // CONFIG_PM_ENABLE +} + +IRAM_ATTR void controller_wakeup_cb(void *arg) +{ + if (!s_is_sleep_state) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "wake up state error"); + assert(0); + } + s_is_sleep_state = false; + +// need to check if need to call pm lock here +#ifdef CONFIG_PM_ENABLE + if (!s_pm_lock_acquired) { + s_pm_lock_acquired = true; + esp_pm_lock_acquire(s_pm_lock); + } +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER + if (esp_sleep_get_wakeup_cause() != ESP_SLEEP_WAKEUP_TIMER) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "wake up source %d", esp_sleep_get_wakeup_cause()); + } +#endif +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_BLE_RTC_TIMER + if (esp_sleep_get_wakeup_cause() != ESP_SLEEP_WAKEUP_BT) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "wake up source %d", esp_sleep_get_wakeup_cause()); + } +#endif +#endif +} + +#ifdef CONFIG_PM_ENABLE +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER +static void btdm_slp_tmr_callback(void *arg) +{ + (void)(arg); + if (!s_pm_lock_acquired) { + s_pm_lock_acquired = true; + esp_pm_lock_acquire(s_pm_lock); + } +} + +#endif +#endif // CONFIG_PM_ENABLE + +void controller_sleep_init(void) +{ +#ifdef CONFIG_NIMBLE_SLEEP_ENABLE + s_is_sleep_state = false; +#ifdef CONFIG_PM_ENABLE + s_btdm_allow_light_sleep = true; +#endif // CONFIG_PM_ENABLE + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "BLE modem sleep is enabled"); + // register sleep callbacks + r_ble_ll_rfmgmt_set_sleep_cb(controller_sleep_cb, controller_wakeup_cb, 0, 0, 500 + BLE_RTC_DELAY_US); +#else +#ifdef CONFIG_PM_ENABLE + s_btdm_allow_light_sleep = false; +#endif // CONFIG_PM_ENABLE +#endif // CONFIG_NIMBLE_SLEEP_ENABLE + + // enable light sleep +#ifdef CONFIG_PM_ENABLE + if (!s_btdm_allow_light_sleep) { + if (esp_pm_lock_create(ESP_PM_NO_LIGHT_SLEEP, 0, "btnosleep", &s_light_sleep_pm_lock) != ESP_OK) { + goto error; + } + } + if (esp_pm_lock_create(ESP_PM_APB_FREQ_MAX, 0, "bt", &s_pm_lock) != ESP_OK) { + goto error; + } +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER + esp_timer_create_args_t create_args = { + .callback = btdm_slp_tmr_callback, + .arg = NULL, + .name = "btSlp" + }; + if ( esp_timer_create(&create_args, &s_btdm_slp_tmr) != ESP_OK) { + goto error; + } + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "light sleep enable success, CPU RTC timer wake up"); +#endif //CONFIG_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER + +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_BLE_RTC_TIMER + esp_sleep_enable_bt_wakeup(); + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "light sleep enable success, BLE RTC timer wake up"); +#endif // CONFIG_NIMBLE_WAKEUP_SOURCE_BLE_RTC_TIMER + + s_pm_lock_acquired = true; + + if (!s_btdm_allow_light_sleep) { + esp_pm_lock_acquire(s_light_sleep_pm_lock); + } + if (s_pm_lock) { + esp_pm_lock_acquire(s_pm_lock); + } + + return; + +error: + if (!s_btdm_allow_light_sleep) { + if (s_light_sleep_pm_lock != NULL) { + esp_pm_lock_delete(s_light_sleep_pm_lock); + s_light_sleep_pm_lock = NULL; + } + } + if (s_pm_lock != NULL) { + esp_pm_lock_delete(s_pm_lock); + s_pm_lock = NULL; + } +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER + if (s_btdm_slp_tmr != NULL) { + esp_timer_delete(s_btdm_slp_tmr); + s_btdm_slp_tmr = NULL; + } +#endif // CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_BLE_RTC_TIMER + esp_sleep_disable_bt_wakeup(); +#endif // CONFIG_BT_NIMBLE_WAKEUP_SOURCE_BLE_RTC_TIMER +#endif + +} + +void controller_sleep_deinit(void) +{ +#ifdef CONFIG_PM_ENABLE + if (!s_btdm_allow_light_sleep) { + if (s_light_sleep_pm_lock != NULL) { + esp_pm_lock_delete(s_light_sleep_pm_lock); + s_light_sleep_pm_lock = NULL; + } + } + if (s_pm_lock != NULL) { + esp_pm_lock_delete(s_pm_lock); + s_pm_lock = NULL; + } +#ifdef CONFIG_BT_NIMBLE_WAKEUP_SOURCE_CPU_RTC_TIMER + if (s_btdm_slp_tmr != NULL) { + esp_timer_stop(s_btdm_slp_tmr); + esp_timer_delete(s_btdm_slp_tmr); + s_btdm_slp_tmr = NULL; + } +#endif + s_pm_lock_acquired = false; +#endif + +} + +void ble_rtc_clk_init(void) +{ + // modem_clkrst_reg + // LP_TIMER_SEL_XTAL32K -> 0 + // LP_TIMER_SEL_XTAL -> 1 + // LP_TIMER_SEL_8M -> 0 + // LP_TIMER_SEL_RTC_SLOW -> 0 + // LP_TIMER_CLK_DIV_NUM -> 1250 + SET_PERI_REG_BITS(MODEM_CLKRST_MODEM_LP_TIMER_CONF_REG, 1, 0, MODEM_CLKRST_LP_TIMER_SEL_XTAL32K_S); + SET_PERI_REG_BITS(MODEM_CLKRST_MODEM_LP_TIMER_CONF_REG, 1, 1, MODEM_CLKRST_LP_TIMER_SEL_XTAL_S); + SET_PERI_REG_BITS(MODEM_CLKRST_MODEM_LP_TIMER_CONF_REG, 1, 0, MODEM_CLKRST_LP_TIMER_SEL_8M_S); + SET_PERI_REG_BITS(MODEM_CLKRST_MODEM_LP_TIMER_CONF_REG, 1, 0, MODEM_CLKRST_LP_TIMER_SEL_RTC_SLOW_S); + SET_PERI_REG_BITS(MODEM_CLKRST_MODEM_LP_TIMER_CONF_REG, MODEM_CLKRST_LP_TIMER_CLK_DIV_NUM, 249, MODEM_CLKRST_LP_TIMER_CLK_DIV_NUM_S); + + // MODEM_CLKRST_ETM_CLK_ACTIVE -> 1 + // MODEM_CLKRST_ETM_CLK_SEL -> 0 + SET_PERI_REG_BITS(MODEM_CLKRST_ETM_CLK_CONF_REG, 1, 1, MODEM_CLKRST_ETM_CLK_ACTIVE_S); + SET_PERI_REG_BITS(MODEM_CLKRST_ETM_CLK_CONF_REG, 1, 0, MODEM_CLKRST_ETM_CLK_SEL_S); + +} + + +esp_err_t esp_bt_controller_init(struct esp_bt_controller_config_t *cfg) +{ + if (ble_controller_status != ESP_BT_CONTROLLER_STATUS_IDLE) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "invalid controller state"); + return ESP_FAIL; + } + if (cfg == NULL) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "cfg is NULL"); + return ESP_ERR_INVALID_ARG; + } + + ble_rtc_clk_init(); + + if (esp_register_ext_funcs(&ext_funcs_ro) != 0) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "register extend functions failed"); + return ESP_ERR_INVALID_ARG; + } + + /* 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; + } + + if (esp_register_npl_funcs(p_npl_funcs) != 0) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "npl functions register failed"); + return ESP_ERR_INVALID_ARG; + } + + if (npl_freertos_mempool_init() != 0) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "npl mempool init failed"); + return ESP_ERR_INVALID_ARG; + } + + /* Initialize the global memory pool */ + if (os_msys_buf_alloc() != 0) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "os msys alloc failed"); + return ESP_ERR_INVALID_ARG; + } + + os_msys_init(); +#if CONFIG_BT_NIMBLE_ENABLED + // ble_npl_eventq_init() need to use npl function in rom and must be called after esp_bt_controller_init() + /* Initialize default event queue */ + ble_npl_eventq_init(nimble_port_get_dflt_eventq()); +#endif + periph_module_enable(PERIPH_BT_MODULE); + + // init phy + esp_phy_enable(); + + // init bb + bt_bb_v2_init_cmplx(1); + + 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"); + return ESP_ERR_INVALID_ARG; + } + +#if CONFIG_SW_COEXIST_ENABLE + coex_init(); +#endif + int rc = ble_controller_init(cfg); + if (rc != 0) { + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "ble_controller_init failed %d", rc); + return ESP_ERR_NO_MEM; + } + + controller_sleep_init(); + + uint8_t mac[6]; + ESP_ERROR_CHECK(esp_read_mac((uint8_t *)mac, ESP_MAC_BT)); + + swap_in_place(mac, 6); + + esp_ble_ll_set_public_addr(mac); + + ble_controller_status = ESP_BT_CONTROLLER_STATUS_INITED; +#ifdef CONFIG_BT_BLUEDROID_ENABLED + ble_hci_trans_cfg_hs(ble_hs_hci_rx_evt, NULL, ble_hs_rx_data, NULL); +#endif + return ESP_OK; +} + +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; + } + + controller_sleep_deinit(); + + if (ble_controller_deinit() != 0) { + return ESP_FAIL; + } +#if CONFIG_BT_NIMBLE_ENABLED + /* De-initialize default event queue */ + ble_npl_eventq_deinit(nimble_port_get_dflt_eventq()); +#endif + os_msys_buf_free(); + + esp_unregister_npl_funcs(); + + esp_unregister_ext_funcs(); + + /* De-initialize npl functions */ + npl_freertos_funcs_deinit(); + + npl_freertos_mempool_deinit(); + + esp_phy_disable(); + + ble_controller_status = ESP_BT_CONTROLLER_STATUS_IDLE; + + return ESP_OK; +} + +esp_err_t esp_bt_controller_enable(esp_bt_mode_t mode) +{ + 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 CONFIG_SW_COEXIST_ENABLE + coex_enable(); +#endif + if (ble_controller_enable(mode) != 0) { + return ESP_FAIL; + } + ble_controller_status = ESP_BT_CONTROLLER_STATUS_ENABLED; + return ESP_OK; +} + +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 (ble_controller_disable() != 0) { + return ESP_FAIL; + } + 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_LOGW(NIMBLE_PORT_LOG_TAG, "%s not implemented, return OK", __func__); + return ESP_OK; +} + +esp_err_t esp_bt_mem_release(esp_bt_mode_t mode) +{ + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "%s not implemented, return OK", __func__); + return ESP_OK; +} + + +esp_bt_controller_status_t esp_bt_controller_get_status(void) +{ + return ble_controller_status; +} + +/* extra functions */ +esp_err_t esp_ble_tx_power_set(esp_ble_power_type_t power_type, esp_power_level_t power_level) +{ + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "%s not implemented, return OK", __func__); + return ESP_OK; +} + +esp_power_level_t esp_ble_tx_power_get(esp_ble_power_type_t power_type) +{ + ESP_LOGW(NIMBLE_PORT_LOG_TAG, "%s not implemented, return OK", __func__); + return ESP_PWR_LVL_N0; +} + +#if (!CONFIG_BT_NIMBLE_ENABLED) && (CONFIG_BT_CONTROLLER_ENABLED == true) + +#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" +#endif + +#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 + +#endif + +#if CONFIG_BT_LE_CRYPTO_STACK_MBEDTLS +#if CONFIG_BT_LE_SM_SC +static mbedtls_ecp_keypair keypair; +#endif +#endif + +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 + + swap_buf(out_dhkey, dh, 32); + return 0; +} + +/* 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 +}; + +#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 + +/** + * 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 + + /* 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 + + return 0; +} + +#endif diff --git a/components/bt/include/esp32c2/include/esp_bt.h b/components/bt/include/esp32c2/include/esp_bt.h new file mode 100644 index 0000000000..cc40cdb073 --- /dev/null +++ b/components/bt/include/esp32c2/include/esp_bt.h @@ -0,0 +1,469 @@ +/* + * SPDX-FileCopyrightText: 2015-2022 Espressif Systems (Shanghai) CO LTD + * + * SPDX-License-Identifier: Apache-2.0 + */ + +#ifndef __ESP_BT_H__ +#define __ESP_BT_H__ + +#include +#include +#include "esp_err.h" +#include "sdkconfig.h" +#include "esp_task.h" + +#include "nimble/nimble_npl.h" +#include "syscfg/syscfg.h" +#include "esp_nimble_cfg.h" + +#ifdef __cplusplus +extern "C" { +#endif + +#if (SOC_ESP_NIMBLE_CONTROLLER) +#define NIMBLE_LL_STACK_SIZE CONFIG_BT_LE_CONTROLLER_TASK_STACK_SIZE +#endif + +/** + * @brief Bluetooth mode for controller enable/disable + */ + +typedef enum { + ESP_BT_MODE_IDLE = 0x00, /*!< Bluetooth is not running */ + ESP_BT_MODE_BLE = 0x01, /*!< Run BLE mode */ + ESP_BT_MODE_CLASSIC_BT = 0x02, /*!< Run Classic BT mode */ + ESP_BT_MODE_BTDM = 0x03, /*!< Run dual mode */ +} esp_bt_mode_t; + +/** + * @brief Bluetooth controller enable/disable/initialised/de-initialised status + */ + +typedef enum { + ESP_BT_CONTROLLER_STATUS_IDLE = 0, /*!< Controller is in idle state */ + ESP_BT_CONTROLLER_STATUS_INITED, /*!< Controller is in initialising state */ + ESP_BT_CONTROLLER_STATUS_ENABLED, /*!< Controller is in enabled state */ + ESP_BT_CONTROLLER_STATUS_NUM, /*!< Controller is in disabled state */ +} esp_bt_controller_status_t; + +/** + * @brief BLE tx power type + * ESP_BLE_PWR_TYPE_CONN_HDL0-8: for each connection, and only be set after connection completed. + * when disconnect, the correspond TX power is not effected. + * ESP_BLE_PWR_TYPE_ADV : for advertising/scan response. + * ESP_BLE_PWR_TYPE_SCAN : for scan. + * ESP_BLE_PWR_TYPE_DEFAULT : if each connection's TX power is not set, it will use this default value. + * if neither in scan mode nor in adv mode, it will use this default value. + * If none of power type is set, system will use ESP_PWR_LVL_P3 as default for ADV/SCAN/CONN0-9. + */ +typedef enum { + ESP_BLE_PWR_TYPE_CONN_HDL0 = 0, /*!< For connection handle 0 */ + ESP_BLE_PWR_TYPE_CONN_HDL1 = 1, /*!< For connection handle 1 */ + ESP_BLE_PWR_TYPE_CONN_HDL2 = 2, /*!< For connection handle 2 */ + ESP_BLE_PWR_TYPE_CONN_HDL3 = 3, /*!< For connection handle 3 */ + ESP_BLE_PWR_TYPE_CONN_HDL4 = 4, /*!< For connection handle 4 */ + ESP_BLE_PWR_TYPE_CONN_HDL5 = 5, /*!< For connection handle 5 */ + ESP_BLE_PWR_TYPE_CONN_HDL6 = 6, /*!< For connection handle 6 */ + ESP_BLE_PWR_TYPE_CONN_HDL7 = 7, /*!< For connection handle 7 */ + ESP_BLE_PWR_TYPE_CONN_HDL8 = 8, /*!< For connection handle 8 */ + ESP_BLE_PWR_TYPE_ADV = 9, /*!< For advertising */ + ESP_BLE_PWR_TYPE_SCAN = 10, /*!< For scan */ + ESP_BLE_PWR_TYPE_DEFAULT = 11, /*!< For default, if not set other, it will use default value */ + ESP_BLE_PWR_TYPE_NUM = 12, /*!< TYPE numbers */ +} esp_ble_power_type_t; + +/** + * @brief Bluetooth TX power level(index), it's just a index corresponding to power(dbm). + */ +typedef enum { + ESP_PWR_LVL_N27 = 0, /*!< Corresponding to -27dbm */ + ESP_PWR_LVL_N24 = 1, /*!< Corresponding to -24dbm */ + ESP_PWR_LVL_N21 = 2, /*!< Corresponding to -21dbm */ + ESP_PWR_LVL_N18 = 3, /*!< Corresponding to -18dbm */ + ESP_PWR_LVL_N15 = 4, /*!< Corresponding to -15dbm */ + ESP_PWR_LVL_N12 = 5, /*!< Corresponding to -12dbm */ + ESP_PWR_LVL_N9 = 6, /*!< Corresponding to -9dbm */ + ESP_PWR_LVL_N6 = 7, /*!< Corresponding to -6dbm */ + ESP_PWR_LVL_N3 = 8, /*!< Corresponding to -3dbm */ + ESP_PWR_LVL_N0 = 9, /*!< Corresponding to 0dbm */ + ESP_PWR_LVL_P3 = 10, /*!< Corresponding to +3dbm */ + ESP_PWR_LVL_P6 = 11, /*!< Corresponding to +6dbm */ + ESP_PWR_LVL_P9 = 12, /*!< Corresponding to +9dbm */ + ESP_PWR_LVL_P12 = 13, /*!< Corresponding to +12dbm */ + ESP_PWR_LVL_P15 = 14, /*!< Corresponding to +15dbm */ + ESP_PWR_LVL_P18 = 15, /*!< Corresponding to +18dbm */ + ESP_PWR_LVL_INVALID = 0xFF, /*!< Indicates an invalid value */ +} esp_power_level_t; + +typedef struct { + uint8_t type; + uint8_t val[6]; +} esp_ble_addr_t; + +/** + * @brief Set BLE TX power + * Connection Tx power should only be set after connection created. + * @param power_type : The type of which tx power, could set Advertising/Connection/Default and etc + * @param power_level: Power level(index) corresponding to absolute value(dbm) + * @return ESP_OK - success, other - failed + */ +esp_err_t esp_ble_tx_power_set(esp_ble_power_type_t power_type, esp_power_level_t power_level); + +/** + * @brief Get BLE TX power + * Connection Tx power should only be get after connection created. + * @param power_type : The type of which tx power, could set Advertising/Connection/Default and etc + * @return >= 0 - Power level, < 0 - Invalid + */ +esp_power_level_t esp_ble_tx_power_get(esp_ble_power_type_t power_type); + + +#define CONFIG_VERSION 0x20220105 +#define CONFIG_MAGIC 0x5A5AA5A5 + +/** + * @brief Controller config options, depend on config mask. + * Config mask indicate which functions enabled, this means + * some options or parameters of some functions enabled by config mask. + */ + +struct esp_bt_controller_config_t{ + uint32_t config_version; + uint16_t ble_ll_resolv_list_size; + uint16_t ble_hci_evt_hi_buf_count; + uint16_t ble_hci_evt_lo_buf_count; + uint8_t ble_ll_sync_list_cnt; + uint8_t ble_ll_sync_cnt; + uint16_t ble_ll_rsp_dup_list_count; + uint16_t ble_ll_adv_dup_list_count; + uint8_t ble_ll_tx_pwr_dbm; + uint64_t rtc_freq; + uint16_t ble_ll_sca; + uint8_t ble_ll_scan_phy_number; + uint16_t ble_ll_conn_def_auth_pyld_tmo; + uint8_t ble_ll_jitter_usecs; + uint16_t ble_ll_sched_max_adv_pdu_usecs; + uint16_t ble_ll_sched_direct_adv_max_usecs; + uint16_t ble_ll_sched_adv_max_usecs; + uint16_t ble_scan_rsp_data_max_len; + uint8_t ble_ll_cfg_num_hci_cmd_pkts; + uint32_t ble_ll_ctrl_proc_timeout_ms; + uint16_t nimble_max_connections; + uint8_t ble_whitelist_size; + uint16_t ble_acl_buf_size; + uint16_t ble_acl_buf_count; + uint16_t ble_hci_evt_buf_size; + uint16_t ble_multi_adv_instances; + uint16_t ble_ext_adv_max_size; + uint16_t controller_task_stack_size; + uint8_t controller_task_prio; + uint8_t controller_run_cpu; + uint8_t enable_qa_test; + uint8_t enable_bqb_test; + uint8_t enable_uart_hci; + uint8_t ble_hci_uart_port; + uint32_t ble_hci_uart_baud; + uint8_t ble_hci_uart_data_bits; + uint8_t ble_hci_uart_stop_bits; + uint8_t ble_hci_uart_flow_ctrl; + uint8_t ble_hci_uart_uart_parity; + uint8_t enable_tx_cca; + uint8_t cca_rssi_thresh; + uint8_t sleep_en; + uint8_t coex_phy_coded_tx_rx_time_limit; + uint8_t dis_scan_backoff; + uint8_t esp_scan_filter_en; + uint32_t config_magic; +}; + +typedef struct esp_bt_controller_config_t esp_bt_controller_config_t; + +#define RUN_BQB_TEST 0 +#define RUN_QA_TEST 0 +#define NIMBLE_DISABLE_SCAN_BACKOFF 0 + +#ifdef CONFIG_BT_LE_HCI_INTERFACE_USE_UART +#define HCI_UART_EN CONFIG_BT_LE_HCI_INTERFACE_USE_UART +#else +#define HCI_UART_EN 0 // hci ram mode +#endif + +#if CONFIG_BT_LE_LL_CFG_FEAT_LE_CODED_PHY +#define BLE_LL_SCAN_PHY_NUMBER_N (2) +#else +#define BLE_LL_SCAN_PHY_NUMBER_N (1) +#endif + +#ifdef CONFIG_BT_NIMBLE_SLEEP_ENABLE +#define NIMBLE_SLEEP_ENABLE CONFIG_BT_NIMBLE_SLEEP_ENABLE +#else +#define NIMBLE_SLEEP_ENABLE 0 +#endif + + +#if CONFIG_BT_NIMBLE_ENABLED + +#define DEFAULT_BT_LE_MAX_PERIODIC_ADVERTISER_LIST MYNEWT_VAL(BLE_MAX_PERIODIC_ADVERTISER_LIST) +#define DEFAULT_BT_LE_MAX_PERIODIC_SYNCS MYNEWT_VAL(BLE_MAX_PERIODIC_SYNCS) +#define DEFAULT_BT_LE_MAX_CONNECTIONS MYNEWT_VAL(BLE_MAX_CONNECTIONS) +#define DEFAULT_BT_LE_ACL_BUF_SIZE MYNEWT_VAL(BLE_ACL_BUF_SIZE) +#define DEFAULT_BT_LE_ACL_BUF_COUNT MYNEWT_VAL(BLE_ACL_BUF_COUNT) +#define DEFAULT_BT_LE_HCI_EVT_BUF_SIZE MYNEWT_VAL(BLE_HCI_EVT_BUF_SIZE) +#define DEFAULT_BT_LE_EXT_ADV_MAX_SIZE MYNEWT_VAL(BLE_EXT_ADV_MAX_SIZE) +#define DEFAULT_BT_LE_MAX_EXT_ADV_INSTANCES MYNEWT_VAL(BLE_MULTI_ADV_INSTANCES) +#define DEFAULT_BT_NIMBLE_WHITELIST_SIZE MYNEWT_VAL(BLE_LL_WHITELIST_SIZE) +#define DEFAULT_BT_LE_HCI_EVT_HI_BUF_COUNT MYNEWT_VAL(BLE_HCI_EVT_HI_BUF_COUNT) +#define DEFAULT_BT_LE_HCI_EVT_LO_BUF_COUNT MYNEWT_VAL(BLE_HCI_EVT_LO_BUF_COUNT) +#define DEFAULT_BT_LE_COEX_PHY_CODED_TX_RX_TLIM_EFF CONFIG_BT_NIMBLE_COEX_PHY_CODED_TX_RX_TLIM_EFF + +#else +# if defined(CONFIG_BT_LE_MAX_PERIODIC_ADVERTISER_LIST) + #define DEFAULT_BT_LE_MAX_PERIODIC_ADVERTISER_LIST (CONFIG_BT_LE_MAX_PERIODIC_ADVERTISER_LIST) +#else + #define DEFAULT_BT_LE_MAX_PERIODIC_ADVERTISER_LIST (0) +#endif + +#if defined(CONFIG_BT_LE_MAX_PERIODIC_SYNCS) + #define DEFAULT_BT_LE_MAX_PERIODIC_SYNCS (CONFIG_BT_LE_MAX_PERIODIC_SYNCS) +#else + #define DEFAULT_BT_LE_MAX_PERIODIC_SYNCS (0) +#endif + +#if defined(CONFIG_BT_LE_MAX_CONNECTIONS) + #define DEFAULT_BT_LE_MAX_CONNECTIONS (CONFIG_BT_LE_MAX_CONNECTIONS) +#else + #define DEFAULT_BT_LE_MAX_CONNECTIONS (0) +#endif + +#if defined(CONFIG_BT_LE_ACL_BUF_SIZE) + #define DEFAULT_BT_LE_ACL_BUF_SIZE (CONFIG_BT_LE_ACL_BUF_SIZE) +#else + #define DEFAULT_BT_LE_ACL_BUF_SIZE (0) +#endif + +#if defined(CONFIG_BT_LE_ACL_BUF_COUNT) + #define DEFAULT_BT_LE_ACL_BUF_COUNT (CONFIG_BT_LE_ACL_BUF_COUNT) +#else + #define DEFAULT_BT_LE_ACL_BUF_COUNT (0) +#endif + +#if defined(CONFIG_BT_LE_HCI_EVT_BUF_SIZE) + #define DEFAULT_BT_LE_HCI_EVT_BUF_SIZE (CONFIG_BT_LE_HCI_EVT_BUF_SIZE) +#else + #define DEFAULT_BT_LE_HCI_EVT_BUF_SIZE (0) +#endif + +#if defined(CONFIG_BT_LE_EXT_ADV_MAX_SIZE) + #define DEFAULT_BT_LE_EXT_ADV_MAX_SIZE (CONFIG_BT_LE_EXT_ADV_MAX_SIZE) +#else + #define DEFAULT_BT_LE_EXT_ADV_MAX_SIZE (0) +#endif + +#if defined(CONFIG_BT_LE_MAX_EXT_ADV_INSTANCES) + #define DEFAULT_BT_LE_MAX_EXT_ADV_INSTANCES (CONFIG_BT_LE_MAX_EXT_ADV_INSTANCES) +#else + #define DEFAULT_BT_LE_MAX_EXT_ADV_INSTANCES (0) +#endif + +#if defined(CONFIG_BT_LE_WHITELIST_SIZE) + #define DEFAULT_BT_NIMBLE_WHITELIST_SIZE (CONFIG_BT_LE_WHITELIST_SIZE) +#else + #define DEFAULT_BT_NIMBLE_WHITELIST_SIZE (0) +#endif + +#if defined(CONFIG_BT_LE_HCI_EVT_HI_BUF_COUNT) + #define DEFAULT_BT_LE_HCI_EVT_HI_BUF_COUNT (CONFIG_BT_LE_HCI_EVT_HI_BUF_COUNT) +#else + #define DEFAULT_BT_LE_HCI_EVT_HI_BUF_COUNT (0) +#endif + +#if defined(CONFIG_BT_LE_HCI_EVT_LO_BUF_COUNT) + #define DEFAULT_BT_LE_HCI_EVT_LO_BUF_COUNT (CONFIG_BT_LE_HCI_EVT_LO_BUF_COUNT) +#else + #define DEFAULT_BT_LE_HCI_EVT_LO_BUF_COUNT (0) +#endif + +#define DEFAULT_BT_LE_COEX_PHY_CODED_TX_RX_TLIM_EFF CONFIG_BT_LE_COEX_PHY_CODED_TX_RX_TLIM_EFF + +#endif + + +#ifdef BT_LE_HCI_INTERFACE_USE_UART + #define DEFAULT_BT_LE_HCI_UART_TX_PIN (CONFIG_BT_LE_HCI_UART_TX_PIN) + #define DEFAULT_BT_LE_HCI_UART_RX_PIN (CONFIG_BT_LE_HCI_UART_RX_PIN) + #define DEFAULT_BT_LE_HCI_UART_PORT (CONFIG_BT_LE_HCI_UART_PORT) + #define DEFAULT_BT_LE_HCI_UART_BAUD (CONFIG_BT_LE_HCI_UART_BAUD) + #define DEFAULT_BT_LE_HCI_UART_DATA_BITS (CONFIG_BT_LE_HCI_UART_DATA_BITS) + #define DEFAULT_BT_LE_HCI_UART_STOP_BITS (CONFIG_BT_LE_HCI_UART_STOP_BITS) + #define DEFAULT_BT_LE_HCI_UART_PARITY (CONFIG_BT_LE_HCI_UART_BAUD) + #define DEFAULT_BT_LE_HCI_UART_TASK_STACK_SIZE (CONFIG_BT_LE_HCI_UART_TASK_STACK_SIZE) + #define DEFAULT_BT_LE_HCI_UART_FLOW_CTRL (CONFIG_BT_LE_HCI_UART_FLOW_CTRL) +#else + #define DEFAULT_BT_LE_HCI_UART_TX_PIN (0) + #define DEFAULT_BT_LE_HCI_UART_RX_PIN (0) + #define DEFAULT_BT_LE_HCI_UART_PORT (0) + #define DEFAULT_BT_LE_HCI_UART_BAUD (0) + #define DEFAULT_BT_LE_HCI_UART_DATA_BITS (8) + #define DEFAULT_BT_LE_HCI_UART_STOP_BITS (1) + #define DEFAULT_BT_LE_HCI_UART_PARITY (0) + #define DEFAULT_BT_LE_HCI_UART_TASK_STACK_SIZE (0) + #define DEFAULT_BT_LE_HCI_UART_FLOW_CTRL (0) +#endif + +#define BT_CONTROLLER_INIT_CONFIG_DEFAULT() { \ + .config_version = CONFIG_VERSION, \ + .ble_ll_resolv_list_size = CONFIG_BT_LE_LL_RESOLV_LIST_SIZE, \ + .ble_hci_evt_hi_buf_count = DEFAULT_BT_LE_HCI_EVT_HI_BUF_COUNT, \ + .ble_hci_evt_lo_buf_count = DEFAULT_BT_LE_HCI_EVT_LO_BUF_COUNT, \ + .ble_ll_sync_list_cnt = DEFAULT_BT_LE_MAX_PERIODIC_ADVERTISER_LIST, \ + .ble_ll_sync_cnt = DEFAULT_BT_LE_MAX_PERIODIC_SYNCS, \ + .ble_ll_rsp_dup_list_count = CONFIG_BT_LE_LL_DUP_SCAN_LIST_COUNT, \ + .ble_ll_adv_dup_list_count = CONFIG_BT_LE_LL_DUP_SCAN_LIST_COUNT, \ + .ble_ll_tx_pwr_dbm = BLE_LL_TX_PWR_DBM_N, \ + .rtc_freq = RTC_FREQ_N, \ + .ble_ll_sca = CONFIG_BT_LE_LL_SCA, \ + .ble_ll_scan_phy_number = BLE_LL_SCAN_PHY_NUMBER_N, \ + .ble_ll_conn_def_auth_pyld_tmo = BLE_LL_CONN_DEF_AUTH_PYLD_TMO_N, \ + .ble_ll_jitter_usecs = BLE_LL_JITTER_USECS_N, \ + .ble_ll_sched_max_adv_pdu_usecs = BLE_LL_SCHED_MAX_ADV_PDU_USECS_N, \ + .ble_ll_sched_direct_adv_max_usecs = BLE_LL_SCHED_DIRECT_ADV_MAX_USECS_N, \ + .ble_ll_sched_adv_max_usecs = BLE_LL_SCHED_ADV_MAX_USECS_N, \ + .ble_scan_rsp_data_max_len = BLE_SCAN_RSP_DATA_MAX_LEN_N, \ + .ble_ll_cfg_num_hci_cmd_pkts = BLE_LL_CFG_NUM_HCI_CMD_PKTS_N, \ + .ble_ll_ctrl_proc_timeout_ms = BLE_LL_CTRL_PROC_TIMEOUT_MS_N, \ + .nimble_max_connections = DEFAULT_BT_LE_MAX_CONNECTIONS, \ + .ble_whitelist_size = DEFAULT_BT_NIMBLE_WHITELIST_SIZE, \ + .ble_acl_buf_size = DEFAULT_BT_LE_ACL_BUF_SIZE, \ + .ble_acl_buf_count = DEFAULT_BT_LE_ACL_BUF_COUNT, \ + .ble_hci_evt_buf_size = DEFAULT_BT_LE_HCI_EVT_BUF_SIZE, \ + .ble_multi_adv_instances = DEFAULT_BT_LE_MAX_EXT_ADV_INSTANCES, \ + .ble_ext_adv_max_size = DEFAULT_BT_LE_EXT_ADV_MAX_SIZE, \ + .controller_task_stack_size = NIMBLE_LL_STACK_SIZE, \ + .controller_task_prio = ESP_TASK_BT_CONTROLLER_PRIO, \ + .controller_run_cpu = 0, \ + .enable_qa_test = RUN_QA_TEST, \ + .enable_bqb_test = RUN_BQB_TEST, \ + .enable_uart_hci = HCI_UART_EN, \ + .ble_hci_uart_port = DEFAULT_BT_LE_HCI_UART_PORT, \ + .ble_hci_uart_baud = DEFAULT_BT_LE_HCI_UART_BAUD, \ + .ble_hci_uart_data_bits = DEFAULT_BT_LE_HCI_UART_DATA_BITS, \ + .ble_hci_uart_stop_bits = DEFAULT_BT_LE_HCI_UART_STOP_BITS, \ + .ble_hci_uart_flow_ctrl = DEFAULT_BT_LE_HCI_UART_FLOW_CTRL, \ + .ble_hci_uart_uart_parity = DEFAULT_BT_LE_HCI_UART_PARITY, \ + .enable_tx_cca = MYNEWT_VAL(BLE_TX_CCA_ENABLED), \ + .cca_rssi_thresh = 256 - MYNEWT_VAL(BLE_CCA_RSSI_THRESH), \ + .sleep_en = NIMBLE_SLEEP_ENABLE, \ + .coex_phy_coded_tx_rx_time_limit = DEFAULT_BT_LE_COEX_PHY_CODED_TX_RX_TLIM_EFF, \ + .dis_scan_backoff = NIMBLE_DISABLE_SCAN_BACKOFF, \ + .esp_scan_filter_en = 0, \ + .config_magic = CONFIG_MAGIC, \ +}; + +esp_err_t esp_bt_controller_init(struct esp_bt_controller_config_t *cfg); + +/** + * @brief Get BT controller is initialised/de-initialised/enabled/disabled + * @return status value + */ +esp_bt_controller_status_t esp_bt_controller_get_status(void); +esp_power_level_t esp_ble_tx_power_get(esp_ble_power_type_t power_type); +esp_err_t esp_bt_controller_deinit(void); +esp_err_t esp_bt_controller_enable(esp_bt_mode_t mode); +esp_err_t esp_bt_controller_disable(void); + +typedef struct esp_vhci_host_callback { + void (*notify_host_send_available)(void); /*!< callback used to notify that the host can send packet to controller */ + int (*notify_host_recv)(uint8_t *data, uint16_t len); /*!< callback used to notify that the controller has a packet to send to the host*/ +} esp_vhci_host_callback_t; + +/** @brief esp_vhci_host_check_send_available + * used for check actively if the host can send packet to controller or not. + * @return true for ready to send, false means cannot send packet + */ +bool esp_vhci_host_check_send_available(void); + +/** @brief esp_vhci_host_send_packet + * host send packet to controller + * + * Should not call this function from within a critical section + * or when the scheduler is suspended. + * + * @param data the packet point + * @param len the packet length + */ +void esp_vhci_host_send_packet(uint8_t *data, uint16_t len); + +/** @brief esp_vhci_host_register_callback + * register the vhci reference callback + * struct defined by vhci_host_callback structure. + * @param callback esp_vhci_host_callback type variable + * @return ESP_OK - success, ESP_FAIL - failed + */ +esp_err_t esp_vhci_host_register_callback(const esp_vhci_host_callback_t *callback); + +/** @brief esp_bt_controller_mem_release + * release the controller memory as per the mode + * + * This function releases the BSS, data and other sections of the controller to heap. The total size is about 70k bytes. + * + * esp_bt_controller_mem_release(mode) should be called only before esp_bt_controller_init() + * or after esp_bt_controller_deinit(). + * + * Note that once BT controller memory is released, the process cannot be reversed. It means you cannot use the bluetooth + * mode which you have released by this function. + * + * If your firmware will later upgrade the Bluetooth controller mode (BLE -> BT Classic or disabled -> enabled) + * then do not call this function. + * + * If the app calls esp_bt_controller_enable(ESP_BT_MODE_BLE) to use BLE only then it is safe to call + * esp_bt_controller_mem_release(ESP_BT_MODE_CLASSIC_BT) at initialization time to free unused BT Classic memory. + * + * If the mode is ESP_BT_MODE_BTDM, then it may be useful to call API esp_bt_mem_release(ESP_BT_MODE_BTDM) instead, + * which internally calls esp_bt_controller_mem_release(ESP_BT_MODE_BTDM) and additionally releases the BSS and data + * consumed by the BT/BLE host stack to heap. For more details about usage please refer to the documentation of + * esp_bt_mem_release() function + * + * @param mode : the mode want to release memory + * @return ESP_OK - success, other - failed + */ +esp_err_t esp_bt_controller_mem_release(esp_bt_mode_t mode); + +/** @brief esp_bt_mem_release + * release controller memory and BSS and data section of the BT/BLE host stack as per the mode + * + * This function first releases controller memory by internally calling esp_bt_controller_mem_release(). + * Additionally, if the mode is set to ESP_BT_MODE_BTDM, it also releases the BSS and data consumed by the BT/BLE host stack to heap + * + * Note that once BT memory is released, the process cannot be reversed. It means you cannot use the bluetooth + * mode which you have released by this function. + * + * If your firmware will later upgrade the Bluetooth controller mode (BLE -> BT Classic or disabled -> enabled) + * then do not call this function. + * + * If you never intend to use bluetooth in a current boot-up cycle, you can call esp_bt_mem_release(ESP_BT_MODE_BTDM) + * before esp_bt_controller_init or after esp_bt_controller_deinit. + * + * For example, if a user only uses bluetooth for setting the WiFi configuration, and does not use bluetooth in the rest of the product operation". + * In such cases, after receiving the WiFi configuration, you can disable/deinit bluetooth and release its memory. + * Below is the sequence of APIs to be called for such scenarios: + * + * esp_bluedroid_disable(); + * esp_bluedroid_deinit(); + * esp_bt_controller_disable(); + * esp_bt_controller_deinit(); + * esp_bt_mem_release(ESP_BT_MODE_BTDM); + * + * @param mode : the mode whose memory is to be released + * @return ESP_OK - success, other - failed + */ +esp_err_t esp_bt_mem_release(esp_bt_mode_t mode); + +/* Returns random static address or -1 if not present */ +extern int esp_ble_hw_get_static_addr(esp_ble_addr_t *addr); + +#ifdef __cplusplus +} +#endif + +#endif /* __ESP_BT_H__ */ diff --git a/components/bt/sdkconfig.rename.esp32c2 b/components/bt/sdkconfig.rename.esp32c2 new file mode 100644 index 0000000000..e69de29bb2