kopia lustrzana https://github.com/espressif/esp-idf
45 wiersze
1.6 KiB
C
45 wiersze
1.6 KiB
C
// Copyright 2010-2020 Espressif Systems (Shanghai) PTE LTD
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include <stdint.h>
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#include <stddef.h>
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#include <stdlib.h>
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#include "esp_err.h"
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#include "soc/soc.h"
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#include "ulp_common.h"
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/**
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* @brief Run the program loaded into RTC memory
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* @return ESP_OK on success
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*/
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esp_err_t ulp_riscv_run(void);
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/**
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* @brief Load ULP-RISC-V program binary into RTC memory
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*
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* Different than ULP FSM, the binary program has no special format, it is the ELF
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* file generated by RISC-V toolchain converted to binary format using objcopy.
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*
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* Linker script in components/ulp/ld/esp32s2.ulp.riscv.ld produces ELF files which
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* correspond to this format. This linker script produces binaries with load_addr == 0.
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*
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* @param program_binary pointer to program binary
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* @param program_size_bytes size of the program binary
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* @return
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* - ESP_OK on success
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* - ESP_ERR_INVALID_SIZE if program_size_bytes is more than 8KiB
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*/
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esp_err_t ulp_riscv_load_binary(const uint8_t* program_binary, size_t program_size_bytes);
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