feat(ble): Enable BLE for ESP32-P4 through esp-hosted #11804
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feat(ble): Enable BLE for ESP32-P4 through esp-hosted
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| // Copyright 2015-2025 Espressif Systems (Shanghai) PTE LTD | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
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| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
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| #include "sdkconfig.h" | ||
| #if defined(CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE) || defined(CONFIG_ESP_WIFI_REMOTE_ENABLED) | ||
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| #include "esp32-hal-hosted.h" | ||
| #include "esp32-hal-log.h" | ||
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| #include "esp_hosted_transport_config.h" | ||
| extern esp_err_t esp_hosted_init(); | ||
| extern esp_err_t esp_hosted_deinit(); | ||
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| static bool hosted_initialized = false; | ||
| static bool hosted_ble_active = false; | ||
| static bool hosted_wifi_active = false; | ||
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| static sdio_pin_config_t sdio_pin_config = { | ||
| #ifdef BOARD_HAS_SDIO_ESP_HOSTED | ||
| .pin_clk = BOARD_SDIO_ESP_HOSTED_CLK, | ||
| .pin_cmd = BOARD_SDIO_ESP_HOSTED_CMD, | ||
| .pin_d0 = BOARD_SDIO_ESP_HOSTED_D0, | ||
| .pin_d1 = BOARD_SDIO_ESP_HOSTED_D1, | ||
| .pin_d2 = BOARD_SDIO_ESP_HOSTED_D2, | ||
| .pin_d3 = BOARD_SDIO_ESP_HOSTED_D3, | ||
| .pin_reset = BOARD_SDIO_ESP_HOSTED_RESET | ||
| #else | ||
| .pin_clk = CONFIG_ESP_SDIO_PIN_CLK, | ||
| .pin_cmd = CONFIG_ESP_SDIO_PIN_CMD, | ||
| .pin_d0 = CONFIG_ESP_SDIO_PIN_D0, | ||
| .pin_d1 = CONFIG_ESP_SDIO_PIN_D1, | ||
| .pin_d2 = CONFIG_ESP_SDIO_PIN_D2, | ||
| .pin_d3 = CONFIG_ESP_SDIO_PIN_D3, | ||
| .pin_reset = CONFIG_ESP_SDIO_GPIO_RESET_SLAVE | ||
| #endif | ||
| }; | ||
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| // Forward declarations | ||
| bool hostedInit(); | ||
| bool hostedDeinit(); | ||
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| bool hostedInitBLE() { | ||
| log_i("Initializing ESP-Hosted for BLE"); | ||
| hosted_ble_active = true; | ||
| return hostedInit(); | ||
| } | ||
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| bool hostedInitWiFi() { | ||
| log_i("Initializing ESP-Hosted for WiFi"); | ||
| hosted_wifi_active = true; | ||
| return hostedInit(); | ||
| } | ||
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| bool hostedDeinitBLE() { | ||
| log_i("Deinitializing ESP-Hosted for BLE"); | ||
| hosted_ble_active = false; | ||
| if (!hosted_wifi_active) { | ||
| return hostedDeinit(); | ||
| } else { | ||
| log_i("ESP-Hosted is still being used by Wi-Fi. Skipping deinit."); | ||
| return true; | ||
| } | ||
| } | ||
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| bool hostedDeinitWiFi() { | ||
| log_i("Deinitializing ESP-Hosted for WiFi"); | ||
| hosted_wifi_active = false; | ||
| if (!hosted_ble_active) { | ||
| return hostedDeinit(); | ||
| } else { | ||
| log_i("ESP-Hosted is still being used by BLE. Skipping deinit."); | ||
| return true; | ||
| } | ||
| } | ||
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| bool hostedInit() { | ||
| if (!hosted_initialized) { | ||
| log_i("Initializing ESP-Hosted"); | ||
| log_d("SDIO pins: clk=%d, cmd=%d, d0=%d, d1=%d, d2=%d, d3=%d, rst=%d", sdio_pin_config.pin_clk, sdio_pin_config.pin_cmd, sdio_pin_config.pin_d0, sdio_pin_config.pin_d1, sdio_pin_config.pin_d2, sdio_pin_config.pin_d3, sdio_pin_config.pin_reset); | ||
| hosted_initialized = true; | ||
| struct esp_hosted_sdio_config conf = INIT_DEFAULT_HOST_SDIO_CONFIG(); | ||
| conf.pin_clk.pin = sdio_pin_config.pin_clk; | ||
| conf.pin_cmd.pin = sdio_pin_config.pin_cmd; | ||
| conf.pin_d0.pin = sdio_pin_config.pin_d0; | ||
| conf.pin_d1.pin = sdio_pin_config.pin_d1; | ||
| conf.pin_d2.pin = sdio_pin_config.pin_d2; | ||
| conf.pin_d3.pin = sdio_pin_config.pin_d3; | ||
| conf.pin_reset.pin = sdio_pin_config.pin_reset; | ||
| // esp_hosted_sdio_set_config() will fail on second attempt but here temporarily to not cause exception on reinit | ||
| if (esp_hosted_sdio_set_config(&conf) != ESP_OK || esp_hosted_init() != ESP_OK) { | ||
| log_e("esp_hosted_init failed!"); | ||
| hosted_initialized = false; | ||
| return false; | ||
| } | ||
| log_i("ESP-Hosted initialized!"); | ||
| } | ||
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| // Attach pins to PeriMan here | ||
| // Slave chip model is CONFIG_IDF_SLAVE_TARGET | ||
| // sdio_pin_config.pin_clk | ||
| // sdio_pin_config.pin_cmd | ||
| // sdio_pin_config.pin_d0 | ||
| // sdio_pin_config.pin_d1 | ||
| // sdio_pin_config.pin_d2 | ||
| // sdio_pin_config.pin_d3 | ||
| // sdio_pin_config.pin_reset | ||
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| return true; | ||
| } | ||
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| bool hostedSetPins(int8_t clk, int8_t cmd, int8_t d0, int8_t d1, int8_t d2, int8_t d3, int8_t rst) { | ||
| if (clk < 0 || cmd < 0 || d0 < 0 || d1 < 0 || d2 < 0 || d3 < 0 || rst < 0) { | ||
| log_e("All SDIO pins must be defined"); | ||
| return false; | ||
| } | ||
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| if (hosted_initialized) { | ||
| int8_t current_clk, current_cmd, current_d0, current_d1, current_d2, current_d3, current_rst; | ||
| hostedGetPins(¤t_clk, ¤t_cmd, ¤t_d0, ¤t_d1, ¤t_d2, ¤t_d3, ¤t_rst); | ||
| log_e("SDIO pins must be set before ESP-Hosted is initialized"); | ||
| log_e("Current pins used: clk=%d, cmd=%d, d0=%d, d1=%d, d2=%d, d3=%d, rst=%d", current_clk, current_cmd, current_d0, current_d1, current_d2, current_d3, current_rst); | ||
| return false; | ||
| } | ||
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| sdio_pin_config.pin_clk = clk; | ||
| sdio_pin_config.pin_cmd = cmd; | ||
| sdio_pin_config.pin_d0 = d0; | ||
| sdio_pin_config.pin_d1 = d1; | ||
| sdio_pin_config.pin_d2 = d2; | ||
| sdio_pin_config.pin_d3 = d3; | ||
| sdio_pin_config.pin_reset = rst; | ||
| return true; | ||
| } | ||
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| void hostedGetPins(int8_t *clk, int8_t *cmd, int8_t *d0, int8_t *d1, int8_t *d2, int8_t *d3, int8_t *rst) { | ||
| *clk = sdio_pin_config.pin_clk; | ||
| *cmd = sdio_pin_config.pin_cmd; | ||
| *d0 = sdio_pin_config.pin_d0; | ||
| *d1 = sdio_pin_config.pin_d1; | ||
| *d2 = sdio_pin_config.pin_d2; | ||
| *d3 = sdio_pin_config.pin_d3; | ||
| *rst = sdio_pin_config.pin_reset; | ||
| } | ||
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| bool hostedIsBLEActive() { | ||
| return hosted_ble_active; | ||
| } | ||
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| bool hostedIsWiFiActive() { | ||
| return hosted_wifi_active; | ||
| } | ||
|
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| bool hostedDeinit() { | ||
| if (!hosted_initialized) { | ||
| log_e("ESP-Hosted is not initialized"); | ||
| return false; | ||
| } | ||
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| if (esp_hosted_deinit() != ESP_OK) { | ||
| log_e("esp_hosted_deinit failed!"); | ||
| return false; | ||
| } | ||
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| hosted_initialized = false; | ||
| return true; | ||
| } | ||
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| bool hostedIsInitialized() { | ||
| return hosted_initialized; | ||
| } | ||
|
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| #endif /* defined(CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE) || defined(CONFIG_ESP_WIFI_REMOTE_ENABLED) */ | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,53 @@ | ||
| // Copyright 2015-2025 Espressif Systems (Shanghai) PTE LTD | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
|
|
||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
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| #ifndef MAIN_ESP32_HAL_HOSTED_H_ | ||
| #define MAIN_ESP32_HAL_HOSTED_H_ | ||
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| #include "sdkconfig.h" | ||
| #if defined(CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE) || defined(CONFIG_ESP_WIFI_REMOTE_ENABLED) | ||
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| #include "stdint.h" | ||
| #include "stdbool.h" | ||
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| #ifdef __cplusplus | ||
| extern "C" { | ||
| #endif | ||
|
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| typedef struct { | ||
| uint8_t pin_clk; | ||
| uint8_t pin_cmd; | ||
| uint8_t pin_d0; | ||
| uint8_t pin_d1; | ||
| uint8_t pin_d2; | ||
| uint8_t pin_d3; | ||
| uint8_t pin_reset; | ||
| } sdio_pin_config_t; | ||
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| bool hostedInitBLE(); | ||
| bool hostedInitWiFi(); | ||
| bool hostedDeinitBLE(); | ||
| bool hostedDeinitWiFi(); | ||
| bool hostedIsInitialized(); | ||
| bool hostedIsBLEActive(); | ||
| bool hostedIsWiFiActive(); | ||
| bool hostedSetPins(int8_t clk, int8_t cmd, int8_t d0, int8_t d1, int8_t d2, int8_t d3, int8_t rst); | ||
| void hostedGetPins(int8_t *clk, int8_t *cmd, int8_t *d0, int8_t *d1, int8_t *d2, int8_t *d3, int8_t *rst); | ||
|
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| #ifdef __cplusplus | ||
| } | ||
| #endif | ||
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| #endif /* defined(CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE) || defined(CONFIG_ESP_WIFI_REMOTE_ENABLED) */ | ||
| #endif /* MAIN_ESP32_HAL_HOSTED_H_ */ |
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