#include "include.h"
#include "tft.h"

#define CommEnd()       tft_write_end()
#define WriteData(v)    tft_write_data(v)
#define WriteComm(v)    tft_write_cmd(v)

#define GUI_TFT_SCREEN_ID               0x0

#define GUI_SCREEN_OFS_X                0
#define GUI_SCREEN_OFS_Y                0

static void tft_gui_set_window(u16 x0, u16 y0, u16 x1, u16 y1)
{
    x0 += GUI_SCREEN_OFS_X;
    x1 += GUI_SCREEN_OFS_X;
    y0 += GUI_SCREEN_OFS_Y;
    y1 += GUI_SCREEN_OFS_Y;

    WriteComm(0x2A); // TFT_CASET
    WriteData(BYTE1(x0));
    WriteData(BYTE0(x0));
    WriteData(BYTE1(x1));
    WriteData(BYTE0(x1));

    WriteComm(0x2B); // TFT_PASET
    WriteData(BYTE1(y0));
    WriteData(BYTE0(y0));
    WriteData(BYTE1(y1));
    WriteData(BYTE0(y1));

    tft_write_end();
}

static void tft_read_id(uint8_t *buf)
{
    tft_read_id_cmd(0x04);

    /* dummy clock cycle */
    tft_dummy_clock();

    buf[0] = tft_spi_getbyte();
    buf[1] = tft_spi_getbyte();
    buf[2] = tft_spi_getbyte();
    tft_write_end();
}

static void tft_128_xsj3023hsd_init(void)
{
    printf("tft_xsh3023hsd_init\n");
    tft_hw_reset();
    WriteComm(0xff);
    WriteData(0xa5); //switch system register to write
    WriteComm(0x3E);
    WriteData(0x08);
    WriteComm(0x3A);
    WriteData(0x05);
    WriteComm(0x82);
    WriteData(0x00);
    WriteComm(0x98);
    WriteData(0x00);
    WriteComm(0x63);
    WriteData(0x0f);
    WriteComm(0x64);
    WriteData(0x0f);
    WriteComm(0xB4);
    WriteData(0x33);
    WriteComm(0xB5);
    WriteData(0x30);
    WriteComm(0x83);
    WriteData(0x03);
    WriteComm(0x86);//frc
    WriteData(0x07);
    WriteComm(0x87);
    WriteData(0x12);
    WriteComm(0x88);//VCOMH
    WriteData(0x26);
    WriteComm(0x89);//
    WriteData(0x2f);//2F
    WriteComm(0x93); //60:1line 63:frame
    WriteData(0x63);
    WriteComm(0x96);
    WriteData(0x81);
    WriteComm(0xC3);
    WriteData(0x11);
    WriteComm(0xE6);
    WriteData(0x00);
    WriteComm(0x99);
    WriteData(0x01);
    WriteComm(0x44);
    WriteData(0x00);

    ////////////////////////gamma_set//////////////////////////////////////
    WriteComm(0x70);WriteData(0x12);//VRP 0  
    WriteComm(0x71);WriteData(0x18);//VRP 1  
    WriteComm(0x72);WriteData(0x0a);//VRP 2  
    WriteComm(0x73);WriteData(0x11);//VRP 3 
    WriteComm(0x74);WriteData(0x17);//VRP 6  
    WriteComm(0x75);WriteData(0x1c);//VRP 8  
    WriteComm(0x76);WriteData(0x3d);//VRP 10 
    WriteComm(0x77);WriteData(0x0a);//VRP 14 
    WriteComm(0x78);WriteData(0x08);//VRP 17 
    WriteComm(0x79);WriteData(0x3c);//VRP 21
    WriteComm(0x7a);WriteData(0x09);//VRP 23 
    WriteComm(0x7b);WriteData(0x0e);//VRP 25 
    WriteComm(0x7c);WriteData(0x15);//VRP 28 
    WriteComm(0x7d);WriteData(0x0d);//VRP 29 
    WriteComm(0x7e);WriteData(0x06);//VRP 30 
    WriteComm(0x7f);WriteData(0x0c);//VRP 31 
    
    WriteComm(0xa0);WriteData(0x0b);//VRN 0  
    WriteComm(0xa1);WriteData(0x30);//VRN 1  
    WriteComm(0xa2);WriteData(0x08);//VRN 2  
    WriteComm(0xa3);WriteData(0x0c);//VRN 3 
    WriteComm(0xa4);WriteData(0x08);//VRN 6  
    WriteComm(0xa5);WriteData(0x22);//VRN 8  
    WriteComm(0xa6);WriteData(0x3b);//VRN 10
    WriteComm(0xa7);WriteData(0x04);//VRN 14 
    WriteComm(0xa8);WriteData(0x09);//VRN 17 
    WriteComm(0xa9);WriteData(0x36);//VRN 21 
    WriteComm(0xaa);WriteData(0x0d);//VRN 23 
    WriteComm(0xab);WriteData(0x13);//VRN 25 
    WriteComm(0xac);WriteData(0x0d);//VRN 28 
    WriteComm(0xad);WriteData(0x05);//VRN 29 
    WriteComm(0xae);WriteData(0x31);//VRN 30 
    WriteComm(0xaf);WriteData(0x0a);//VRN 31 
    //////////////////////////////////////////////////////////////////
    WriteComm(0x35);
    WriteData(0x00);
    WriteComm(0xff);
    WriteData(0x00);
    WriteComm(0x11);
    delay_ms(120);
    WriteComm(0x36);
    WriteData(0x08);
    WriteComm(0x29);
    delay_ms(10);
}

tft_driver_t tft_driver_128_xsj3023hsd = {
    .id = GUI_TFT_SCREEN_ID,
    .init = tft_128_xsj3023hsd_init,
    .read_id = tft_read_id,
    .set_window = tft_gui_set_window,
};