/****************************************************************************

Copyright(c) 2019 by Aerospace C.Power (Chongqing) Microelectronics. ALL RIGHTS RESERVED.

This Information is proprietary to Aerospace C.Power (Chongqing) Microelectronics and MAY NOT
be copied by any method or incorporated into another program without
the express written consent of Aerospace C.Power. This Information or any portion
thereof remains the property of Aerospace C.Power. The Information contained herein
is believed to be accurate and Aerospace C.Power assumes no responsibility or
liability for its use in any way and conveys no license or title under
any patent or copyright and makes no representation or warranty that this
Information is free from patent or copyright infringement.

****************************************************************************/
/* os shim includes */
#include "os_types.h"
#include "os_task.h"
#include "os_lock.h"
#include "os_mem.h"
#include "os_utils.h"

/* common includes */
#include "iot_io.h"
#include "iot_clock.h"
#include "dbg_io.h"
#include "strformat.h"
#include "ahb.h"
#include "uart.h"
#include "iot_uart.h"
#include "mtd.h"
#include "iot_mtd.h"
#include "iot_led.h"

extern int platform_init();

void iot_task_1(void *arg)
{
    iot_printf("task 1 entry....\r\n");

    int ret = -1;
    uint32_t pos = 0;
    uint32_t rbuf[0x100] = {0};
    int wsize = 0x0400;
    int rsize = 0x100;
    int unit = 0x100;

    uint32_t *wbuf = os_mem_malloc(IOT_DRIVER_MID, wsize);
    int i = 0, j=0;
    int fd = dev_open(PART_NUM_FW1, 0);
    if (fd<0) {
        iot_printf("open file failed.\n");
        return ;
    }

    /* test get info */
    mtd_device_get_info(rbuf, DEV_TYPE_FLASH);
    iot_printf("\r\n ID : %02x\r\n", (uint32_t )rbuf[0]);

    /* test erase */
    uint32_t mode = 0x00U;
    mode = DEV_ERASE_TYPE_FULL_PART;
    ret = dev_erase(fd, 0x0, mode);
    if (ret < 0) {
        iot_printf("\r\nerase failed.\r\n");
        return ;
    }

    /* test write: size 0x50000 */
    uint32_t tmp = 0;
    for (i=0;i<0x010;i++) {
        for (j=0;j<unit; j++) {
            wbuf[j] = tmp + j;
        }
        tmp = wbuf[j-1]+1;
        ret = dev_write(fd, wbuf, wsize);
    }
    if (ret < 0) {
        pos = dev_seek(fd, 0, DEV_SEEK_CUR);
        iot_printf("\r\nwrite failed.%08x\r\n", pos);
        return ;
    }
    os_mem_free(wbuf);
       ret = dev_read(fd, rbuf, rsize);
    pos = dev_seek(fd, 0, DEV_SEEK_SET);

    for(;;) {
        if (pos >= 0x010000 ) {
            iot_printf("read at the end, back to head.\r\n");
            pos = dev_seek(fd, 0, DEV_SEEK_SET);
            //break;
        } else {
            pos = dev_seek(fd, 0, DEV_SEEK_CUR);
        }
        iot_printf("\r\nread data ++ start pos is %02x\r\n", pos);
        ret = dev_read(fd, rbuf, rsize);
        if (ret<0) {
            iot_printf("read error\r\n");
            dev_close(fd);
            return ;
            /* move to DEV_SEEK_SET */
            dev_seek(fd, 0, DEV_SEEK_SET);
            continue;
            }

        for(i=0;i<rsize/sizeof(uint32_t);i++) {
            iot_printf("%08x ", rbuf[i]);
            if (i%4 == 3){
                 iot_printf("\r\n");
            }
        }
        pos = dev_seek(fd, 0, DEV_SEEK_CUR);

        iot_printf("read data ++ end pos is %02x\r\n", pos);
        os_delay(300);
    }

    dev_close(fd);
}

int32_t iot_task_init()
{
    os_task_h handle;

    /* start plc lib task */
    handle = os_create_task(iot_task_1, NULL, 6);

    //create the tasks;
    if(handle != NULL) {
        iot_printf("task 1 init successfully...\r\n");
    }

    return 0;
}

int32_t iot_task_start()
{
    //start the tasks;
    os_start_kernel();

    return 0;
}

static int32_t iot_platform_init()
{
    /*platform intialization*/
    platform_init();

    //resource initializations;
    system_clock_init();
    system_uart_init();
    dbg_uart_init();
    dbg_uart_stage1_init();

    iot_led_init();

    return 0;
}


int32_t iot_module_init(void)
{
    //platform intialization;
    iot_platform_init();

    // emc enable
    //ahb_emc_enable();
    // reset emc cache
    //ahb_emc_reset();

    // mtd initializations
    mtd_device_init(1);

    //create all the tasks;
    iot_task_init();

    iot_printf("\r\nstarting...\r\n");

    return 0;
}

int32_t iot_module_start(void)
{
    int32_t res = 0;

    res = iot_task_start();

    return res;
}

int main(void)
{
   //module init;
   iot_module_init();

   //module start;
   iot_module_start();

   return 0;
}