#ifndef __WM_PSRAM_H__ #define __WM_PSRAM_H__ #define PSRAM_ADDR_START 0x30000000 #define PSRAM_SIZE_BYTE 0x00800000 typedef enum{ PSRAM_SPI = 0, PSRAM_QPI, } psram_mode_t; /** * @defgroup Driver_APIs Driver APIs * @brief Driver APIs */ /** * @addtogroup Driver_APIs * @{ */ /** * @defgroup PSRAM_Driver_APIs PSRAM Driver APIs * @brief PSRAM driver APIs */ /** * @addtogroup PSRAM_Driver_APIs * @{ */ /** * @brief This function is used to init the psram . * * @param[in] mode is work mode, PSRAM_SPI or PSRAM_QPI * * @retval none * * @note None */ void psram_init(psram_mode_t mode); /** * @brief This function is used to Copy block of memory in dma mode . * * @param[in] src Pointer to the source of data to be copied * @param[in] dst Pointer to the destination array where the content is to be copied * @param[in] num Number of bytes to copy * * @retval num Number of bytes that's been copied * * @note None */ int memcpy_dma(unsigned char *dst, unsigned char *src, int num); /** * @} */ /** * @} */ #endif