/******************************************************************************
 ** File Name:     cstn_pcf8833.c                                             *
 ** Description:															  *
 **    This file contains driver for color LCD.(CSTN)						  *
 ** Author:         Jim zhang                                                 *
 ** DATE:           03/01/2004                                                *
 ** Copyright:      2004 Spreatrum, Incoporated. All Rights Reserved.         *
 ** Description:                                                              *
 ******************************************************************************

 ******************************************************************************
 **                        Edit History                                       *
 ** ------------------------------------------------------------------------- *
 ** DATE           NAME             DESCRIPTION                               *
 ** 02/04/2004     louis.wei	    Create.
 ** 11/15/2005     David.Jia        Modify for GG3728 (HX8310/HYDIS).         *
 ** 11/22/2005     David.Jia        Modify ADC value in Probe; Entersleep code*
 ** 12/09/2005     David.Jia        Implemetation SetDisplayWindow function.  *
 ** 12/26/2005	   David.Jia		Deal can't DC preview on HX8310 LCD.	  *
 ** 03/03/2006     David.Jia        cr42033, LCD ADC range changed: HX8309,   *
 **     200-230; HX8310, 231-249; S1D19105, 250-280.                          *
 ******************************************************************************/

#include "os_api.h"
#include "sci_types.h"
//#include "lcd_api.h"
#include "gpio_api.h"
#include "lcd.h"
// #include "mv3lib.h"

 #ifdef   __cplusplus
    extern   "C" 
    {
#endif

/**---------------------------------------------------------------------------*
 **                            Macro Define
 **---------------------------------------------------------------------------*/

#define	HX8310_WIDTH	128//176
#define	HX8310_HEIGHT	160//220
#define MP4_MAX_WIDTH	176
#define MP4_MAX_HEIGHT	144

#define OFFSET_X	0

//@David.Jia 2005.11.22
#define ADC_HX8310_LOW    231
#define ADC_HX8310_HIGH   249           //@David.Jia 2006.3.3 cr42033

#define LCD_USE_DMA
extern void dma_init(void);

extern void *LCD_GetLCDBuffer(void);

  /******************************************************************************/
//  Description:   Clear color LCD with one color
//	Global resource dependence: 
//  Author:         louis.wei
//	Note:
/******************************************************************************/
LOCAL void HX8310_Clear(
						uint32 color	//color to fill the whole lcd.
						);
  /******************************************************************************/
//  Description:   Close the lcd.(include sub lcd.)
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL void HX8310_Close(void);

  /******************************************************************************/
//  Description:   Enter/Exit sleep mode .
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL ERR_LCD_E  HX8310_EnterSleep(
	BOOLEAN is_sleep 	//SCI_TRUE: exter sleep mode;SCI_FALSE:exit sleep mode.
	);

/*****************************************************************************/
//  Description:    Get the lcd base information..
//	Global resource dependence: 
//  Author:         louis.wei
//	Note:
/*****************************************************************************/
LOCAL  ERR_LCD_E   HX8310_GetInfo(
								   LCD_INFO_T *lcd_info_ptr	//lcd information struct pointer
								   );

/******************************************************************************/
//  Description:    get the important parameter for digital camera
//	Global resource dependence: 
//  Author:         Zhemin.lin
//	Note:           
/******************************************************************************/
LOCAL ERR_LCD_E  HX8310_GetMainLcdSpec(
	LCD_SPEC_T *spec_ptr 	//spec struct pointer
	);

/*********************************************************************/
//  Description:   Initialize color LCD : HX8310
//  Input:
//      None.
//  Return:
//      None.
//	Note:           
/*********************************************************************/
LOCAL ERR_LCD_E HX8310_Init(void);

/******************************************************************************/
//  Description:   invalidate a rectang of in LCD
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
/******************************************************************************/
LOCAL ERR_LCD_E HX8310_Invalidate(void);

/******************************************************************************/
//  Description:   Copy a retangle data from clcd_buffer to display RAM.
//                     then the rectangle display is to be refreshed
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:       
//     To improve speed, lcd is operate in HIGH SPEED RAM WRITE MODE(4
//     uint16 are write continuously always.) So, some dummy uint16 
//     should be inserted to satisfy this mode.   Please refer to spec.
/******************************************************************************/
LOCAL ERR_LCD_E HX8310_InvalidateRect(
	uint16 left, 	//the left value of the rectangel
	uint16 top, 	//top of the rectangle
	uint16 right, 	//right of the rectangle
	uint16 bottom	//bottom of the rectangle
	);
	
/******************************************************************************/
//  Description:  for mp4 display
//	Global resource dependence: 
//  Author:  juan.zhang

/******************************************************************************/
LOCAL ERR_LCD_E HX8310_InvalidateRectImage(
	uint16 left, 	//the left value of the rectangel
	uint16 top, 	//top of the rectangle
	uint16 right, 	//right of the rectangle
	uint16 bottom,	//bottom of the rectangle
	uint16 *buf_ptr,
	uint8  is_invert//ignore
	);
/******************************************************************************/
//  Description:   LCD go to sleep mode
//  Author:         Yingchun.li
//	Note: 
/******************************************************************************/
LOCAL HX8310_GoSleep(void);
/******************************************************************************/
//  Description:   LCD exit sleep mode
//  Author:         Yingchun.li
//	Note: 
/******************************************************************************/
LOCAL HX8310_ExitSleep(void);

LOCAL void main_lcd_fill_rect(uint16 left, uint16 top,uint16 right,  uint16 bottom,uint16 color);
/**---------------------------------------------------------------------------*
 **                      Function  Definitions
 **---------------------------------------------------------------------------*/
extern uint32 dma_request(uint32 chid, uint32 saddr, uint32 daddr, uint32 size, uint32 transfer_mode, uint32 size_mode);

#define HX8310_SEND_COMMAND( c)   		{*(volatile uint16 *)0x58000000 = c;}
	
#define  HX8310_SEND_DATA(d) 	{*(volatile uint16 *)0x58020000 = d;}
 
#define HX8310_sendcommand1(command, data) {*(volatile uint16 *)0x58000000 = command;*(volatile uint16 *)0x58020000 = data;}


//LOCAL void HX8310_HW_reset(void)
//{
//	GPIO_SetLcdReset(0);
//	Delayms(10);
//	GPIO_SetLcdReset(1);
//	Delayms(10);
//}

LOCAL void HX8310_reset(void)
{
	SCI_TRACE_LOW("HX8310_reset: 7370 GG3728 HX8310/HYDIS.");

	HX8310_sendcommand1(0x0057, 0x0200);
	HX8310_sendcommand1(0x0000, 0x0001); // Start internal OSC.
	HX8310_sendcommand1(0x0001, 0x0113); // set the display line number and display direction
	HX8310_sendcommand1(0x0002, 0x0400); // set 1 line inversion
	HX8310_sendcommand1(0x0005, 0x1030); // set GRAM write direction and BGR=1
	HX8310_sendcommand1(0x0025, 0x0000); // set 18-bit mask register
	HX8310_sendcommand1(0x0026, 0x0000); // set 18-bit mask register
	HX8310_sendcommand1(0x0008, 0x0202); // set the back/front porch number
	HX8310_sendcommand1(0x000A, 0x0000); // set the transfer interface and transfer number
	HX8310_sendcommand1(0x000B, 0x0000); // set the equalized and delay period to save power
	HX8310_sendcommand1(0x000C, 0x0000); // set internal reference voltage REGP=VCI=2.8V
	HX8310_sendcommand1(0x000F, 0x0000); // Set Gate scan start address
	HX8310_sendcommand1(0x0021, 0x0000); // set the writing start address of AC counter
	HX8310_sendcommand1(0x0014, 0x9F00); // set the display area
	HX8310_sendcommand1(0x0016, 0x7F00); // set the GRAM access area
	HX8310_sendcommand1(0x0017, 0x9F00); // set the GRAM access area
	Delayms (50);
	HX8310_sendcommand1 (0x0003,0x0000);
	Delayms (10);
	HX8310_sendcommand1 (0x0009,0x0000);
	Delayms (10);
	HX8310_sendcommand1 (0x000D,0x0000);
	Delayms (10);
	HX8310_sendcommand1 (0x000E,0x0000);
	Delayms (10);
	//Please follow this power on sequence
	HX8310_sendcommand1(0x0003, 0x0110); // enable charge-pump1 and VGH/VGL voltage
	HX8310_sendcommand1(0x0009, 0x0006); // enable set the driving capability of source driver
	Delayms(10); // Delay 10 ms
	HX8310_sendcommand1(0x000D, 0x0013); // set voltage VGAM1OUT=VCI*1.65
	Delayms(40);
	HX8310_sendcommand1(0x000E, 0x301C); // set VCOMH and VCOM amplitude voltage
	// ---------- Adjust the Gamma 2.2 Curve -------------------
	HX8310_sendcommand1(0x0030, 0x0000);
	HX8310_sendcommand1(0x0031, 0x0707);
	HX8310_sendcommand1(0x0032, 0x0707);
	HX8310_sendcommand1(0x0033, 0x0305);
	HX8310_sendcommand1(0x0034, 0x0007);
	HX8310_sendcommand1(0x0035, 0x0000);
	HX8310_sendcommand1(0x0036, 0x0007);
	HX8310_sendcommand1(0x0037, 0x0502);
	HX8310_sendcommand1(0x003A, 0x1F00);
	HX8310_sendcommand1(0x003B, 0x040F);
	//Display ON
	HX8310_sendcommand1 (0x0007,0x0005);
	Delayms (30);
	HX8310_sendcommand1 (0x0007,0x0025);
	HX8310_sendcommand1 (0x0007,0x0027);
	Delayms(30);
	HX8310_sendcommand1 (0x0007,0x0037);
	HX8310_sendcommand1 (0x0021,0x0000);
}

  /******************************************************************************/
//  Description:   Clear color LCD with one color
//	Global resource dependence: 
//  Author:         louis.wei
//	Note:
 //  modify:  jim.cui	2005.0728  use dma to transport data  
/******************************************************************************/
LOCAL void HX8310_Clear(
						uint32 color	//color to fill the whole lcd.
						)
{
	uint32 i;
	uint16 *buf_ptr = (uint16 *)LCD_GetLCDBuffer();

	uint16  fill_color = color;
	
	for(i=0; i<(HX8310_HEIGHT ); i++)
	{

            dma_request(0, (uint32)&fill_color, (uint32)(buf_ptr + i * HX8310_WIDTH), HX8310_WIDTH, 
                                     1, 1);
		
	}

	HX8310_Invalidate();
}

/******************************************************************************/
//  Description:   invalidate a rectang of in LCD
//	Global resource dependence: 
//  Author:         Jim.zhang
//	Note:
//  modify:  jim.cui  2005.0728  use  dma to transport data  
/******************************************************************************/
LOCAL ERR_LCD_E HX8310_Invalidate(void)
{
	uint16 i,j;
	uint16 address = 0;
	uint16 *buf_ptr = (uint16 *)LCD_GetLCDBuffer();
	
#ifdef LCD_USE_DMA	
	uint32  dummy_before,dummy_after;

	
	address = (uint16) ( (((HX8310_WIDTH - 1 + OFFSET_X) & 0xFF ) << 8 ) | (OFFSET_X));
	HX8310_sendcommand1(0x16, address);		// set horizon address
	address = (uint16) ( ((HX8310_HEIGHT-1) & 0xFF) << 8 );

	HX8310_sendcommand1(0x17, address); 	//  set vertical  address

	HX8310_sendcommand1(0x0021, OFFSET_X);	

	HX8310_SEND_COMMAND(0x0022); 			// send data.

	dummy_before =  1 % 4;		// Inserted numbers befor every arrow.
	dummy_after =  3 - (HX8310_WIDTH % 4);	// Inserted numbers after every arrow.