ci13lc_dtrflash.h

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#ifndef __SPIC_H_
#define __SPIC_H_

#ifdef __cplusplus
extern "C" {
#endif

#include <stdint.h>
#include <string.h>
#include <stdbool.h>

#define SPIC_DMA_MODEFI              0      /*待芯片回来，提高主频后，再测试哪一种方式效率更高，且代码更少*/

#define FLASH_F_SAME_AS_IP_CORE     (0)     /*1：flash时钟和IPCORE同频。0：不同频 */

#define RX_NAGE_SAMPLE               0      /*FLASH的时序窗口调整：0 上升沿采样、1 下降沿采样 */
#define RX_NAGE_EN                   1      /*FLASH的时序窗口调整：0、1    */
#define DELAY_LINE                   0x1a   /*FLASH的时序窗口调整：1 ~ 32  */

typedef enum
{
    FLASH_CLK_DIV_2 = 0,
    FLASH_CLK_DIV_4 = 1,
    FLASH_CLK_DIV_6 = 2,
    FLASH_CLK_DIV_8 = 3,
}flash_clk_div_t;

typedef enum
{
    MD_SEL_LINE_1           =  0,
    MD_SEL_LINE_4           =  1,
    MD_SEL_LINE_8           =  2,
    MD_SEL_RESERVED_0       =  3,
    MD_SEL_LINE_1_MERGE     =  4,
    MD_SEL_LINE_4_MERGE     =  5,
    MD_SEL_RESERVED_1       =  6,
    MD_SEL_RESERVED_2       =  7,
    MD_SEL_DTR_LINE_1       =  8,
    MD_SEL_DTR_LINE_4       =  9,
    MD_SEL_DTR_LINE_8       = 10,
    MD_SEL_RESERVED_3       = 11,
    MD_SEL_DTR_LINE_1_MERGE = 12,
    MD_SEL_DTR_LINE_4_MERGE = 13,
    MD_SEL_RESERVED_4       = 14,
}md_sel_t;

typedef enum
{
    FLASH_FLAG_WRITE = 0,
    FLASH_FLAG_READ  = 1,
}flash_flag_t;

typedef struct
{
    flash_clk_div_t flash_clk_div;
    uint32_t flash_sel;
    uint32_t addr_size;
}spic_init_t,*spic_init_p;

typedef struct
{
    md_sel_t cmd_md;
    md_sel_t data_md;
    uint32_t cmd0;
    uint32_t cmd1;
    uint32_t addr;
    uint32_t addr_en;
    uint32_t dummy;
    uint32_t dummy_en;
}spic_base_config_t,*spic_base_config_p;

int32_t spic_cmd(uint32_t spic_base,spic_base_config_p spic_base_config);

int32_t spic_read_by_cpu(uint32_t spic_base,spic_base_config_p spic_base_config,uint8_t* read_data,uint32_t read_len);

int32_t spic_write_by_cpu(uint32_t spic_base,spic_base_config_p spic_base_config,uint8_t* write_data,uint32_t write_len);

int32_t spic_readwrite_by_dma(uint32_t spic_base,spic_base_config_p spic_base_config,uint8_t* data,uint32_t len,flash_flag_t flag);

int32_t spic_read_xip(uint32_t spic_base,spic_base_config_p spic_base_config,uint8_t* read_data,uint32_t read_len);

int32_t spic_init(uint32_t spic_base,spic_init_p init);

int32_t spic_clk_phase_set(uint32_t spic_base,uint32_t tx_shift,uint32_t tx_nege_en,uint32_t rx_shift,uint32_t rx_nege_en);

void spic_hardware_reset(uint32_t spic_base,uint8_t enable);

int32_t spic_xip_config(uint32_t spic_base,spic_base_config_p spic_base_config);

uint32_t spic_prefetch_en(uint32_t spic_base,bool en);

void spic_change_clk(uint32_t spic_base,flash_clk_div_t clk);

#ifdef __cplusplus
}
#endif

#endif