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morris
43bc8c2fe5
Enable ETM caps and add S31 ETM/GPIO LL and retention support for GPTimer ETM builds.
39 lines
1.1 KiB
C
39 lines
1.1 KiB
C
/*
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* SPDX-FileCopyrightText: 2022-2026 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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/**
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* @brief ROM patch for systimer HAL
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*
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* Some chips have systimer HAL implementations in ROM that require patches.
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* This file provides the necessary patches when ROM implementation is used.
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*/
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#include <stddef.h>
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#include "esp_rom_caps.h"
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#include "hal/systimer_hal.h"
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#include "hal/systimer_ll.h"
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#if !CONFIG_IDF_TARGET_ESP32C2 // esp32c2 has dedicated ROM patch
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extern void rom_systimer_hal_init(systimer_hal_context_t *hal);
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extern void rom_systimer_hal_deinit(systimer_hal_context_t *hal);
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void systimer_hal_init(systimer_hal_context_t *hal)
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{
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// For chips with ROM systimer that does not enable ETM, the ROM functions are
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// exposed with "rom_" prefix in rom.systimer.ld. We wrap them here to add
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// the missing systimer_ll_enable_etm() call.
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rom_systimer_hal_init(hal);
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systimer_ll_enable_etm(&SYSTIMER, true);
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}
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void systimer_hal_deinit(systimer_hal_context_t *hal)
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{
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systimer_ll_enable_etm(&SYSTIMER, false);
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rom_systimer_hal_deinit(hal);
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}
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#endif // !CONFIG_IDF_TARGET_ESP32C2
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