55 lines
1.7 KiB
C
55 lines
1.7 KiB
C
// Copyright 2015-2016 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_CROSSCORE_INT_H
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#define __ESP_CROSSCORE_INT_H
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/**
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* Initialize the crosscore interrupt system for this CPU.
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* This needs to be called once on every CPU that is used
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* by FreeRTOS.
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*
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* If multicore FreeRTOS support is enabled, this will be
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* called automatically by the startup code and should not
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* be called manually.
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*/
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void esp_crosscore_int_init();
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/**
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* Send an interrupt to a CPU indicating it should yield its
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* currently running task in favour of a higher-priority task
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* that presumably just woke up.
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*
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* This is used internally by FreeRTOS in multicore mode
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* and should not be called by the user.
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*
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* @param core_id Core that should do the yielding
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*/
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void esp_crosscore_int_send_yield(int core_id);
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/**
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* Send an interrupt to a CPU indicating it should update its
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* CCOMPARE1 value due to a frequency switch.
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*
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* This is used internally when dynamic frequency switching is
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* enabled, and should not be called from application code.
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*
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* @param core_id Core that should update its CCOMPARE1 value
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*/
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void esp_crosscore_int_send_freq_switch(int core_id);
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#endif
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