fix(coex): support esp32h4 coexist

components/esp_coex/Kconfig

@@ -3,7 +3,6 @@ menu "Wireless Coexistence"
 
     config ESP_COEX_ENABLED
         bool
-        default n if IDF_TARGET_ESP32H4 #TODO: enable coexistence for ESP32H4
         default y if (!SOC_WIRELESS_HOST_SUPPORTED)
 
     if(ESP_COEX_ENABLED)

components/esp_coex/esp32h4/esp_coex_adapter.c

@@ -0,0 +1,173 @@
+/*
+ * SPDX-FileCopyrightText: 2026 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+#include <assert.h>
+#include <pthread.h>
+
+#include "freertos/FreeRTOS.h"
+#include "freertos/task.h"
+#include "freertos/queue.h"
+#include "freertos/semphr.h"
+#include "freertos/portmacro.h"
+#include "esp_heap_caps.h"
+#include "esp_timer.h"
+#include "soc/rtc.h"
+#include "esp_private/esp_clk.h"
+#include "private/esp_coexist_adapter.h"
+#include "esp32h4/rom/ets_sys.h"
+#include "private/esp_coexist_debug.h"
+
+#define TAG "esp_coex_adapter"
+
+#define OSI_FUNCS_TIME_BLOCKING  0xffffffff
+
+bool IRAM_ATTR esp_coex_common_env_is_chip_wrapper(void)
+{
+#ifdef CONFIG_IDF_ENV_FPGA
+    return false;
+#else
+    return true;
+#endif
+}
+
+void *esp_coex_common_spin_lock_create_wrapper(void)
+{
+    portMUX_TYPE tmp = portMUX_INITIALIZER_UNLOCKED;
+    void *mux = malloc(sizeof(portMUX_TYPE));
+
+    if (mux) {
+        memcpy(mux, &tmp, sizeof(portMUX_TYPE));
+        return mux;
+    }
+    return NULL;
+}
+
+uint32_t IRAM_ATTR esp_coex_common_int_disable_wrapper(void *wifi_int_mux)
+{
+    if (xPortInIsrContext()) {
+        portENTER_CRITICAL_ISR(wifi_int_mux);
+    } else {
+        portENTER_CRITICAL(wifi_int_mux);
+    }
+
+    return 0;
+}
+
+void IRAM_ATTR esp_coex_common_int_restore_wrapper(void *wifi_int_mux, uint32_t tmp)
+{
+    if (xPortInIsrContext()) {
+        portEXIT_CRITICAL_ISR(wifi_int_mux);
+    } else {
+        portEXIT_CRITICAL(wifi_int_mux);
+    }
+}
+
+void IRAM_ATTR esp_coex_common_task_yield_from_isr_wrapper(void)
+{
+    portYIELD_FROM_ISR();
+}
+
+void *esp_coex_common_semphr_create_wrapper(uint32_t max, uint32_t init)
+{
+    return (void *)xSemaphoreCreateCounting(max, init);
+}
+
+void esp_coex_common_semphr_delete_wrapper(void *semphr)
+{
+    vSemaphoreDelete(semphr);
+}
+
+int32_t esp_coex_common_semphr_take_wrapper(void *semphr, uint32_t block_time_tick)
+{
+    if (block_time_tick == OSI_FUNCS_TIME_BLOCKING) {
+        return (int32_t)xSemaphoreTake(semphr, portMAX_DELAY);
+    } else {
+        return (int32_t)xSemaphoreTake(semphr, block_time_tick);
+    }
+}
+
+int32_t esp_coex_common_semphr_give_wrapper(void *semphr)
+{
+    return (int32_t)xSemaphoreGive(semphr);
+}
+
+void IRAM_ATTR esp_coex_common_timer_disarm_wrapper(void *timer)
+{
+    ets_timer_disarm(timer);
+}
+
+void esp_coex_common_timer_done_wrapper(void *ptimer)
+{
+    ets_timer_done(ptimer);
+}
+
+void esp_coex_common_timer_setfn_wrapper(void *ptimer, void *pfunction, void *parg)
+{
+    ets_timer_setfn(ptimer, pfunction, parg);
+}
+
+void IRAM_ATTR esp_coex_common_timer_arm_us_wrapper(void *ptimer, uint32_t us, bool repeat)
+{
+    ets_timer_arm_us(ptimer, us, repeat);
+}
+
+void *IRAM_ATTR esp_coex_common_malloc_internal_wrapper(size_t size)
+{
+    return heap_caps_malloc(size, MALLOC_CAP_8BIT | MALLOC_CAP_DMA | MALLOC_CAP_INTERNAL);
+}
+
+/* static wrapper */
+
+static int32_t IRAM_ATTR esp_coex_semphr_take_from_isr_wrapper(void *semphr, void *hptw)
+{
+    return (int32_t)xSemaphoreTakeFromISR(semphr, hptw);
+}
+
+static int32_t IRAM_ATTR esp_coex_semphr_give_from_isr_wrapper(void *semphr, void *hptw)
+{
+    return (int32_t)xSemaphoreGiveFromISR(semphr, hptw);
+}
+
+static int esp_coexist_debug_matrix_init_wrapper(int evt, int sig, bool rev)
+{
+#if CONFIG_ESP_COEX_GPIO_DEBUG
+    return esp_coexist_debug_matrix_init(evt, sig, rev);
+#else
+    return ESP_ERR_NOT_SUPPORTED;
+#endif
+}
+
+static IRAM_ATTR int esp_coex_common_xtal_freq_get_wrapper(void)
+{
+    return rtc_clk_xtal_freq_get();
+}
+
+coex_adapter_funcs_t g_coex_adapter_funcs = {
+    ._version = COEX_ADAPTER_VERSION,
+    ._task_yield_from_isr = esp_coex_common_task_yield_from_isr_wrapper,
+    ._semphr_create = esp_coex_common_semphr_create_wrapper,
+    ._semphr_delete = esp_coex_common_semphr_delete_wrapper,
+    ._semphr_take_from_isr = esp_coex_semphr_take_from_isr_wrapper,
+    ._semphr_give_from_isr = esp_coex_semphr_give_from_isr_wrapper,
+    ._semphr_take = esp_coex_common_semphr_take_wrapper,
+    ._semphr_give = esp_coex_common_semphr_give_wrapper,
+    ._is_in_isr = xPortInIsrContext,
+    ._malloc_internal =  esp_coex_common_malloc_internal_wrapper,
+    ._free = free,
+    ._esp_timer_get_time = esp_timer_get_time,
+    ._env_is_chip = esp_coex_common_env_is_chip_wrapper,
+    ._timer_disarm = esp_coex_common_timer_disarm_wrapper,
+    ._timer_done = esp_coex_common_timer_done_wrapper,
+    ._timer_setfn = esp_coex_common_timer_setfn_wrapper,
+    ._timer_arm_us = esp_coex_common_timer_arm_us_wrapper,
+    ._debug_matrix_init = esp_coexist_debug_matrix_init_wrapper,
+    ._xtal_freq_get = esp_coex_common_xtal_freq_get_wrapper,
+    ._magic = COEX_ADAPTER_MAGIC,
+};