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64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
/*
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* SPDX-FileCopyrightText: 2021-2022 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 "sdkconfig.h"
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#include <sys/param.h>
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#include "soc/soc_caps.h"
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#include "hal/assert.h"
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#include "hal/efuse_hal.h"
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#include "hal/efuse_ll.h"
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#include "esp32s3/rom/efuse.h"
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uint32_t efuse_hal_get_chip_revision(void)
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{
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return efuse_ll_get_chip_revision();
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}
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/******************* eFuse control functions *************************/
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void efuse_hal_set_timing(uint32_t apb_freq_hz)
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{
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(void) apb_freq_hz;
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efuse_ll_set_pwr_off_num(0x190);
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}
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void efuse_hal_read(void)
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{
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efuse_hal_set_timing(0);
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efuse_ll_set_conf_read_op_code();
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efuse_ll_set_read_cmd();
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while (efuse_ll_get_read_cmd() != 0) { }
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/*Due to a hardware error, we have to read READ_CMD again to make sure the efuse clock is normal*/
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while (efuse_ll_get_read_cmd() != 0) { }
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}
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void efuse_hal_clear_program_registers(void)
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{
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ets_efuse_clear_program_registers();
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}
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void efuse_hal_program(uint32_t block)
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{
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efuse_hal_set_timing(0);
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efuse_ll_set_conf_write_op_code();
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efuse_ll_set_pgm_cmd(block);
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while (efuse_ll_get_pgm_cmd() != 0) { }
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efuse_hal_clear_program_registers();
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efuse_hal_read();
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}
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void efuse_hal_rs_calculate(const void *data, void *rs_values)
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{
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ets_efuse_rs_calculate(data, rs_values);
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}
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/******************* eFuse control functions *************************/
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