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Merge pull request #11804 from lucasssvaz/feat/p4_ble
feat(ble): Enable BLE for ESP32-P4 through esp-hosted
2 parents 07c08e3 + 99c7ceb commit 2ca96fb

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‎CMakeLists.txt

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@@ -32,6 +32,7 @@ set(CORE_SRCS
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cores/esp32/esp32-hal-cpu.c
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cores/esp32/esp32-hal-dac.c
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cores/esp32/esp32-hal-gpio.c
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cores/esp32/esp32-hal-hosted.c
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cores/esp32/esp32-hal-i2c.c
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cores/esp32/esp32-hal-i2c-ng.c
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cores/esp32/esp32-hal-i2c-slave.c

‎cores/esp32/esp32-hal-hosted.c

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

‎cores/esp32/esp32-hal-hosted.h

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// Copyright 2015-2025 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef MAIN_ESP32_HAL_HOSTED_H_
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#define MAIN_ESP32_HAL_HOSTED_H_
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#include "sdkconfig.h"
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#if defined(CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE) || defined(CONFIG_ESP_WIFI_REMOTE_ENABLED)
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#include "stdint.h"
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#include "stdbool.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct {
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uint8_t pin_clk;
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uint8_t pin_cmd;
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uint8_t pin_d0;
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uint8_t pin_d1;
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uint8_t pin_d2;
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uint8_t pin_d3;
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uint8_t pin_reset;
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} sdio_pin_config_t;
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bool hostedInitBLE();
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bool hostedInitWiFi();
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bool hostedDeinitBLE();
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bool hostedDeinitWiFi();
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bool hostedIsInitialized();
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bool hostedIsBLEActive();
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bool hostedIsWiFiActive();
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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);
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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);
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#ifdef __cplusplus
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}
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#endif
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#endif /* defined(CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE) || defined(CONFIG_ESP_WIFI_REMOTE_ENABLED) */
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#endif /* MAIN_ESP32_HAL_HOSTED_H_ */

‎cores/esp32/esp32-hal.h

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#include "esp32-hal-psram.h"
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#include "esp32-hal-rgb-led.h"
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#include "esp32-hal-cpu.h"
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#include "esp32-hal-hosted.h"
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void analogWrite(uint8_t pin, int value);
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void analogWriteFrequency(uint8_t pin, uint32_t freq);

‎libraries/BLE/examples/Beacon_Scanner/ci.json

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{
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"fqbn_append": "PartitionScheme=huge_app",
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"requires": [
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"CONFIG_SOC_BLE_SUPPORTED=y"
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"requires_any": [
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"CONFIG_SOC_BLE_SUPPORTED=y",
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"CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y"
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]
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}

‎libraries/BLE/examples/Client/ci.json

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{
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"fqbn_append": "PartitionScheme=huge_app",
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"requires": [
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"CONFIG_SOC_BLE_SUPPORTED=y"
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"requires_any": [
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"CONFIG_SOC_BLE_SUPPORTED=y",
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"CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y"
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]
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}

‎libraries/BLE/examples/Client_secure_static_passkey/ci.json

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{
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"fqbn_append": "PartitionScheme=huge_app",
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"requires": [
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"CONFIG_SOC_BLE_SUPPORTED=y"
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"requires_any": [
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"CONFIG_SOC_BLE_SUPPORTED=y",
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"CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y"
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]
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}

‎libraries/BLE/examples/EddystoneTLM_Beacon/ci.json

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{
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"fqbn_append": "PartitionScheme=huge_app",
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"requires": [
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"CONFIG_SOC_BLE_SUPPORTED=y"
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"requires_any": [
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"CONFIG_SOC_BLE_SUPPORTED=y",
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"CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y"
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]
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}

‎libraries/BLE/examples/EddystoneURL_Beacon/ci.json

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{
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"fqbn_append": "PartitionScheme=huge_app",
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"requires": [
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"CONFIG_SOC_BLE_SUPPORTED=y"
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"requires_any": [
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"CONFIG_SOC_BLE_SUPPORTED=y",
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"CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y"
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]
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}

‎libraries/BLE/examples/Notify/ci.json

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{
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"fqbn_append": "PartitionScheme=huge_app",
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"requires": [
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"CONFIG_SOC_BLE_SUPPORTED=y"
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"requires_any": [
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"CONFIG_SOC_BLE_SUPPORTED=y",
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"CONFIG_ESP_HOSTED_ENABLE_BT_NIMBLE=y"
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]
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}

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