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51 lines
1.7 KiB
C
51 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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#pragma once
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#ifdef ESP_PLATFORM
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#include <freertos/FreeRTOS.h>
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#include <freertos/task.h>
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#include <rom/ets_sys.h>
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/* Because malloc/free can happen inside an ISR context,
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we need to use portmux spinlocks here not RTOS mutexes */
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#define MULTI_HEAP_LOCK(PLOCK) do { \
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if((PLOCK) != NULL) { \
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taskENTER_CRITICAL((portMUX_TYPE *)(PLOCK)); \
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} \
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} while(0)
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#define MULTI_HEAP_UNLOCK(PLOCK) do { \
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if ((PLOCK) != NULL) { \
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taskEXIT_CRITICAL((portMUX_TYPE *)(PLOCK)); \
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} \
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} while(0)
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/* Not safe to use std i/o while in a portmux critical section,
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can deadlock, so we use the ROM equivalent functions. */
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#define MULTI_HEAP_PRINTF ets_printf
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#define MULTI_HEAP_STDERR_PRINTF(MSG, ...) ets_printf(MSG, __VA_ARGS__)
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#else
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#define MULTI_HEAP_PRINTF printf
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#define MULTI_HEAP_STDERR_PRINTF(MSG, ...) fprintf(stderr, MSG, __VA_ARGS__)
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#define MULTI_HEAP_LOCK(PLOCK)
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#define MULTI_HEAP_UNLOCK(PLOCK)
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#endif
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