0ad3017df7
1. move btif and A2DP source code from project directory to bluetooth directory; 2. some updates of audio source code;
63 lines
No EOL
1.8 KiB
C
63 lines
No EOL
1.8 KiB
C
// Copyright 2010-2016 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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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/queue.h"
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#include <stdarg.h>
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#include <string.h>
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#include <stdlib.h>
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#include "Utility.h"
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#include "psram.h"
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#define mutex_t xSemaphoreHandle
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mutex_t psram_mem_mutex = NULL;
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void psram_cache_enable(void)
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{
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psram_enable(PSRAM_CACHE_F40M_S40M);
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}
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/**
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* @brief Memcpy with a cache, atomic protected, speaking, reading and writing
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*/
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void psram_cache_memcpy(uint8_t *dst, uint8_t *src, uint16_t len)
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{
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uint16_t temp = 0;
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uint8_t *dest = dst;
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uint8_t *source = src;
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uint16_t n = len;
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if (psram_mem_mutex == NULL) {
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mutex_init(&psram_mem_mutex);
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}
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mutex_lock(&psram_mem_mutex);
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while (n--) {
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temp = *source++;
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*dest++ = temp;
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}
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mutex_unlock(&psram_mem_mutex);
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}
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/**
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* @brief Memset with a cache, atomic protected, speaking, reading and writing
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*/
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void psram_cache_memset(uint8_t *addr, uint8_t c, uint32_t len)
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{
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if (psram_mem_mutex == NULL) {
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mutex_init(&psram_mem_mutex);
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}
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mutex_lock(&psram_mem_mutex);
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memset(addr, c, len);
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mutex_unlock(&psram_mem_mutex);
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} |