mirror of
https://github.com/espressif/esp-idf.git
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119 lines
3.1 KiB
C
119 lines
3.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2015-2026 Espressif Systems (Shanghai) CO LTD
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "esp_attr.h"
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#include "freertos/portmacro.h"
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#include "esp_phy_init.h"
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#include "esp_private/phy.h"
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#include "esp_timer.h"
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#include "esp_private/periph_ctrl.h"
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#if SOC_MODEM_CLOCK_IS_INDEPENDENT
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#include "esp_private/esp_modem_clock.h"
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#endif
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#include "phy_init_deps.h"
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#include "esp_private/phy_debug.h"
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#ifndef PHY_INIT_MODEM_CLOCK_REQUIRED_BITS
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#warning "PHY_INIT_MODEM_CLOCK_REQUIRED_BITS not defined; using default value 0"
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#define PHY_INIT_MODEM_CLOCK_REQUIRED_BITS 0
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#endif
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static DRAM_ATTR portMUX_TYPE s_phy_int_mux = portMUX_INITIALIZER_UNLOCKED;
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extern void phy_version_print(void);
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static _lock_t s_phy_access_lock;
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/* Reference count of enabling PHY */
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static bool s_phy_is_enabled = false;
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uint32_t IRAM_ATTR phy_enter_critical(void)
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{
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if (xPortInIsrContext()) {
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portENTER_CRITICAL_ISR(&s_phy_int_mux);
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} else {
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portENTER_CRITICAL(&s_phy_int_mux);
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}
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// Interrupt level will be stored in current tcb, so always return zero.
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return 0;
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}
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void IRAM_ATTR phy_exit_critical(uint32_t level)
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{
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// Param level don't need any more, ignore it.
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if (xPortInIsrContext()) {
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portEXIT_CRITICAL_ISR(&s_phy_int_mux);
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} else {
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portEXIT_CRITICAL(&s_phy_int_mux);
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}
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}
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void esp_phy_enable(esp_phy_modem_t modem)
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{
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_lock_acquire(&s_phy_access_lock);
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if (phy_get_modem_flag() == 0) {
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#if SOC_MODEM_CLOCK_IS_INDEPENDENT
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modem_clock_module_enable(PERIPH_PHY_MODULE);
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#endif
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phy_module_enable();
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assert(phy_module_has_clock_bits(PHY_INIT_MODEM_CLOCK_REQUIRED_BITS));
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if (!s_phy_is_enabled) {
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register_chipv7_phy(NULL, NULL, PHY_RF_CAL_FULL);
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#if CONFIG_ESP_PHY_ENABLE_VERSION_PRINT
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phy_version_print();
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#endif
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#if CONFIG_ESP_PHY_PLL_TRACK_TEMP_DEBUG
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phy_track_temp_debug(CONFIG_ESP_PHY_PLL_TRACK_TEMP_DEBUG_FLAG, CONFIG_ESP_PHY_PLL_TRACK_TEMP_DELTA);
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#endif
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s_phy_is_enabled = true;
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} else {
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phy_wakeup_init();
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}
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#if !CONFIG_ESP_PHY_DISABLE_PLL_TRACK
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phy_track_pll_init();
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#endif
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phy_module_disable();
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}
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phy_set_modem_flag(modem);
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// Immediately track pll when phy enabled.
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#if !CONFIG_ESP_PHY_DISABLE_PLL_TRACK
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phy_track_pll();
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#endif
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#if CONFIG_ESP_PHY_RECORD_USED_TIME
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phy_record_time(true, modem);
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#endif
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_lock_release(&s_phy_access_lock);
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}
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void esp_phy_disable(esp_phy_modem_t modem)
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{
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_lock_acquire(&s_phy_access_lock);
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#if CONFIG_ESP_PHY_RECORD_USED_TIME
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phy_record_time(false, modem);
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#endif
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esp_phy_modem_t saved_modem = phy_get_modem_flag();
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phy_clr_modem_flag(modem);
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if (saved_modem == modem) {
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#if !CONFIG_ESP_PHY_DISABLE_PLL_TRACK
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phy_track_pll_deinit();
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#endif
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phy_close_rf();
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phy_xpd_tsens();
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phy_wait_freq_hw_hop_done();
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#if SOC_MODEM_CLOCK_IS_INDEPENDENT
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modem_clock_module_disable(PERIPH_PHY_MODULE);
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#endif
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}
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_lock_release(&s_phy_access_lock);
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}
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_lock_t phy_get_lock(void)
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{
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return s_phy_access_lock;
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}
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