esp-idf/components/soc/dport_access_common.c

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/*
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* SPDX-FileCopyrightText: 2010-2022 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#include <stdint.h>
#include "soc/dport_access.h"
// Read a sequence of DPORT registers to the buffer.
void esp_dport_access_read_buffer(uint32_t *buff_out, uint32_t address, uint32_t num_words)
{
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DPORT_INTERRUPT_DISABLE();
for (uint32_t i = 0; i < num_words; ++i) {
buff_out[i] = DPORT_SEQUENCE_REG_READ(address + i * 4);
}
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DPORT_INTERRUPT_RESTORE();
}