ameba_ws2812b/component/common/mbed/hal_ext/dma_api.h
2015-11-17 10:30:14 +08:00

42 lines
1.1 KiB
C

/* mbed Microcontroller Library
* Copyright (c) 2006-2013 ARM Limited
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef MBED_GDMA_API_H
#define MBED_GDMA_API_H
#include "device.h"
#ifdef __cplusplus
extern "C" {
#endif
struct gdma_s {
HAL_GDMA_OBJ gdma_obj;
uint8_t gdma_allocated;
};
typedef struct gdma_s gdma_t;
typedef void (*dma_irq_handler)(uint32_t id);
void dma_memcpy_init(gdma_t *dma_obj, dma_irq_handler handler, uint32_t id);
void dma_memcpy_deinit(gdma_t *dma_obj);
void dma_memcpy(gdma_t *dma_obj, void *dst, void* src, uint32_t len);
#ifdef __cplusplus
}
#endif
#endif // end of "#define MBED_GDMA_API_H"