kopia lustrzana https://github.com/espressif/esp-idf
68 wiersze
1.8 KiB
C
68 wiersze
1.8 KiB
C
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// Copyright 2015-2019 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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// 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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#ifndef ESP_CORE_DUMP_PORT_IMPL_H_
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#define ESP_CORE_DUMP_PORT_IMPL_H_
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/**
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* @file
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* @brief Core dump port interface implementation for Xtensa boards.
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*/
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#include "esp_core_dump_types.h"
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#include "esp_app_format.h"
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/**
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* Included for SET_STACK macro
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*/
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#include <xtensa/xtruntime.h>
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#include <xt_instr_macros.h>
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/**
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* @brief Chip ID associated to this implementation.
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*/
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#if CONFIG_IDF_TARGET_ESP32
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#define COREDUMP_VERSION_CHIP ESP_CHIP_ID_ESP32
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#elif CONFIG_IDF_TARGET_ESP32S2
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#define COREDUMP_VERSION_CHIP ESP_CHIP_ID_ESP32S2
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#elif CONFIG_IDF_TARGET_ESP32S3
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#define COREDUMP_VERSION_CHIP ESP_CHIP_ID_ESP32S3
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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/**
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* @brief Set the stack pointer to the address passed as a parameter.
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* @note This function must be inlined.
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*
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* @param new_sp New stack pointer to set in sp register.
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*
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* @return Former stack pointer address (sp register value).
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*/
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FORCE_INLINE_ATTR void* esp_core_dump_replace_sp(void* new_sp)
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{
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void* current_sp = NULL;
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asm volatile ("mov %0, sp \n\t\
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"
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: "=&r"(current_sp)
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:);
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SET_STACK(new_sp);
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return current_sp;
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}
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#ifdef __cplusplus
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}
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#endif
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#endif
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