#include "flash_read_demo.h"

extern struct os_mutex *get_syscfg_lock();

uint8_t flash_read_uuid_demo(uint32_t addr)
{
    os_printf("%s:%d\n",__FUNCTION__,__LINE__);
	uint8_t id[128] = {0};
    struct hgxip_flash_custom_read flash_param;
    struct os_mutex *mutex = get_syscfg_lock();
    struct syscfg_info info;
    struct spi_nor_flash *flash;

    os_memset(&info, 0, sizeof(info));
    if (syscfg_info_get(&info)) {
        return -ENXIO;
    }

    //这里默认flash1和flash2是同一个,这里就不做判断
    flash = info.flash1;
    //设置读取flash的参数命令
    flash_param.dummys = 8;
    flash_param.cmd = 0x4b; //flash读取id的命令
    flash_param.size = 128;  //id正常是3byte,如果超过3byte,则会循环读取
    flash_param.addr = addr;
    flash_param.buf = id;
    os_mutex_lock(mutex, osWaitForever);
    spi_nor_open(flash);
    spi_nor_custom_read(flash, (uint32_t)&flash_param);



    
    spi_nor_close(flash);
    os_mutex_unlock(mutex);

    for(int i=0;i<128;i++)
    {
        if(i%16 == 0)
        {
            _os_printf("\r\n");
        }
        _os_printf("%02X ",id[i]);
    }
    _os_printf("\r\n");
    return 0;
}


uint8_t flash_security_demo(uint32_t addr)
{
    os_printf("%s:%d\n",__FUNCTION__,__LINE__);
	uint8_t id[128] = {0};
    struct os_mutex *mutex = get_syscfg_lock();
    struct syscfg_info info;
    struct spi_nor_flash *flash;

    os_memset(&info, 0, sizeof(info));
    if (syscfg_info_get(&info)) {
        return -ENXIO;
    }
    flash = info.flash1;
    
    os_mutex_lock(mutex, osWaitForever);
    spi_nor_open(flash);
    //擦除
    spi_nor_erase_security_reg(flash,addr);

    //写入
    uint8_t buf[10] = "1234657890";
    spi_nor_program_security_reg(flash,addr,buf,10);

    //读取
    spi_nor_read_security_reg(flash,addr,id,128);

    spi_nor_close(flash);
    os_mutex_unlock(mutex);

    for(int i=0;i<128;i++)
    {
        if(i%16 == 0)
        {
            _os_printf("\r\n");
        }
        _os_printf("%02X ",id[i]);
    }
    _os_printf("\r\n");
    return 0;
}

//通过自定义方式去操作安全区(可能不同flash命令不一样)
uint8_t flash_custom_security_demo(uint32_t addr)
{
    os_printf("%s:%d\n",__FUNCTION__,__LINE__);
	uint8_t id[128] = {0};
    struct hgxip_flash_custom_read flash_param;
    struct os_mutex *mutex = get_syscfg_lock();
    struct syscfg_info info;
    struct spi_nor_flash *flash;

    os_memset(&info, 0, sizeof(info));
    if (syscfg_info_get(&info)) {
        return -ENXIO;
    }

    //这里默认flash1和flash2是同一个,这里就不做判断
    flash = info.flash1;
    //设置读取flash的参数命令
    flash_param.dummys = 0;
    flash_param.cmd = 0x42; //flash读取id的命令
    flash_param.size = 128;  //id正常是3byte,如果超过3byte,则会循环读取
    flash_param.addr = addr;
    flash_param.buf = id;
    os_mutex_lock(mutex, osWaitForever);
    spi_nor_open(flash);


    //擦除只需要命令和地址(接口暂时支持这个,有特殊flash需要作兼容)
    flash_param.cmd = 0x44;
    spi_nor_custom_erase(flash, (uint32_t)&flash_param);


    //写入数据到对应区域,需要设置dummys buf  长度  以及命令
    memcpy(id,"abcdefghij",10);
    flash_param.size = 10;
    flash_param.cmd = 0x42;
    flash_param.dummys = 0;
    spi_nor_custom_write(flash, (uint32_t)&flash_param);

    
    //读取数据,需要设置dummys  命令 buf  size
    memset(id,0,sizeof(id));
    flash_param.cmd = 0x48;
    flash_param.dummys = 8;
    flash_param.size = sizeof(id);
    spi_nor_custom_read(flash, (uint32_t)&flash_param);


    spi_nor_close(flash);
    os_mutex_unlock(mutex);

    for(int i=0;i<128;i++)
    {
        if(i%16 == 0)
        {
            _os_printf("\r\n");
        }
        _os_printf("%02X ",id[i]);
    }
    _os_printf("\r\n");
    return 0;
}


uint8_t flash_reg_opt_demo(void)
{
    os_printf("%s:%d\n",__FUNCTION__,__LINE__);
    uint8_t buf[4] = {0};
    struct hgxip_flash_reg_opt_param opt_param;
    struct os_mutex *mutex = get_syscfg_lock();
    struct syscfg_info info;
    struct spi_nor_flash *flash;

    os_memset(&info, 0, sizeof(info));
    if (syscfg_info_get(&info)) {
        return -ENXIO;
    }


    
    //这里默认flash1和flash2是同一个,这里就不做判断
    flash = info.flash1;
	
    os_mutex_lock(mutex, osWaitForever);
    spi_nor_open(flash);
    //read flash status reg
    opt_param.buf = buf;
    opt_param.cmd = 0x5;
    opt_param.pre_cmd = 0xFF; 
    opt_param.len = 4;
    spi_ioctl(flash->spidev, SPI_XIP_REG_OPT, (uint32)&opt_param, 0);

    
    //write flash status reg : write protect
    buf[0] |= 0x1c;
    opt_param.buf = buf;
    opt_param.cmd = 0x01;
    opt_param.pre_cmd = 0x50; 
    opt_param.len = 1;
    spi_ioctl(flash->spidev, SPI_XIP_REG_OPT, (uint32)&opt_param, 0);

    spi_nor_close(flash);
    os_mutex_unlock(mutex);
    return 0;
}