hi_vouout.c

华为 HI3510 BOOTLOADER HIBOOT 源码包

#include <config.h>

#if defined(CONFIG_HI3510_LOGO)


#include "hi_common/hi.h"
#include "hi_inc.h"

#include "hi_video.h"

#include "hi_i2c.h"
#include "hi_vda.h"

#include "hi_vou.h"

#define Display_JPEG

#define  vou_writew(addr,value)      ((*(volatile unsigned int *)(addr)) = (value))

/* #define OSD_MEM 		0x64000000 */
#ifdef Display_JPEG	
	extern UINT32 LoadJpegFile(void *pImg);
	extern UINT32 ImgWidth, ImgHeight;

#endif
/*void * pData=NULL;*/
#ifdef Display_BMP
	#define OSD_STRIDE 		1408
	
	#define OSD_WIDTH		704
	#define OSD_HEIGHT		288
#endif
#if 0
void initVOU(void)
{
	VIDEO_RECT_t LayerRect;
 VIDEO_DATA_BASE=0x63000000;
	VOU_Init();


	VOU_SetOutputMode(VIDEO_OUTPUT_MODE_BT656, VIDEO_NORM_PAL, VOU_CONTROL_MODE_MASTER);

	VOU_SetTvClip(
		TRUE,
		0x10,
		0xf0,
		0x10,
		0xeb);

	VOU_LayerDefaultSetting(VIDEO_VOU_LAYER_OVER2);

	VOU_LayerSetDataType(
		VIDEO_VOU_LAYER_OVER2,
		PIXEL_FORMAT_RGB555 );

	VOU_LayerSetAlpha(VIDEO_VOU_LAYER_OVER2, 0x80, 0x80);

	LayerRect.x = 0;
	LayerRect.y = 0;
#ifdef Display_JPEG		
	LayerRect.w = ImgWidth;
	LayerRect.h = ImgHeight;
#endif
#ifdef Display_BMP
	LayerRect.w = OSD_WIDTH;
	LayerRect.h = OSD_HEIGHT;
#endif
	VOU_LayerSetRect(VIDEO_VOU_LAYER_OVER2, LayerRect);

	VOU_LayerEnable(VIDEO_VOU_LAYER_OVER2);
#ifdef Display_JPEG	
	VOU_LayerSetAddrAndStride(
			VIDEO_VOU_LAYER_OVER2,
			(unsigned long)VIDEO_DATA_BASE,
			0,
			ImgWidth * 2,
			0
			);
#endif

#ifdef Display_BMP
	VOU_LayerSetAddrAndStride(
			VIDEO_VOU_LAYER_OVER2,
			(unsigned long)VIDEO_DATA_BASE,
			0,
			OSD_STRIDE,
			0
			);	
#endif		
}
#endif
int Vou_OutImage(void)
{ 
	int size;
	int stride;
	
	int loop;
#if 0	 	
	unsigned long i;
#define C1_DC		(1<<2)		/* dcache off/on */
#define C1_IC		(1<<12)		/* icache off/on */	
	asm ("mrc p15, 0, %0, c1, c0, 0":"=r" (i));
	/* i &= ~(C1_DC | C1_IC); */
	/*i |= (C1_DC | C1_IC);*/
	i |= (C1_IC);
	asm ("mcr p15, 0, %0, c1, c0, 0": :"r" (i));

	i = 0;
	asm ("mcr p15, 0, %0, c7, c7, 0": :"r" (i));
#endif	
	init_mmu(0x60000000, 0x60010000);
	start_mmu();
#ifdef  Display_BMP
	HW_Bmp2Video((unsigned long)VIDEO_DATA_BASE, OSD_STRIDE); 
#endif
#ifdef Display_JPEG	
	LoadJpegFile((void *)VIDEO_DATA_BASE);
#endif
	stop_mmu();

	I2C_Init();
	VDA_Init(VIDEO_MODE_CCIR656, VIDEO_NORM_PAL, VIDEO_MODE_SLAVER);
	//printf("VIDEO_DATA_BASE = %x\n",VIDEO_DATA_BASE);
	//printf("ImgWidth = %d\n",ImgWidth);
	//printf("ImgHeight = %d\n",ImgHeight);


 	#if 0
 	VOU_Init();		
 	VOU_Disable();	
 	//memset((void *)VIDEO_DATA_BASE, 0, 0x100000);	
 	/* fill your image here *//*	HW_Bmp2Video(VIDEO_DATA_BASE, OSD_STRIDE); */
 	/*	LoadJpegFile((void *)VIDEO_DATA_BASE);*/	
 	initVOU();	
 	VOU_Enable();
#endif


	//初始化系统寄存器
	(*(volatile unsigned int *)0x101e001c) |=  0x00000028;
	(*(volatile unsigned int *)0x101e0020) |=  0x0000002d;

	//vou disable
	(*(volatile unsigned int *)0x10120000) &=  0x7fffffff;
	//
	vou_writew(0x10120000,0x030388f0);
 	//中断屏蔽
 	vou_writew(0x10120004,0x00000000);
	// 垂直同步寄存器1
 	vou_writew(0x10120010,0x1501511f);
	//垂直同步寄存器2
 	vou_writew(0x10120014,0x1601811f); 
	//水平同步寄存器
 	vou_writew(0x10120018,0x41d7059f); 
 	
 	//vou_writew(0x10120024,0x0023f2cf);

 	//叠加图像2  大小
 	size = (ImgHeight-1)&0xfff;
 	size <<= 12;
 	size |= (ImgWidth-1)&0xfff;
 	vou_writew(0x10120024,size);

       //vou_writew(0x1012001c,size);

       //叠加图像2起始位置
       vou_writew(0x10120058,0x00000000);
	//背景颜色设置
 	vou_writew(0x10120030,0x00808080);
	//YUV clip
 	vou_writew(0x10120034,0xeb10f010);
	//图像1 a值
 	vou_writew(0x10120060,0x00008080);
	//图像2 a值
 	vou_writew(0x10120064,0x00008080);
	//叠加图像2 起始地址
 	vou_writew(0x10120078,VIDEO_DATA_BASE);
 	
 	//vou_writew(0x10120084,0x05A00000);

 	//stride  设置
 	stride = (ImgWidth*2)<<16;
 	vou_writew(0x10120084, stride);

       //图像2使能
 	(*(volatile unsigned int *)(0x10120000)) |= (0x10000000);
 	//vou使能
 	(*(volatile unsigned int *)(0x10120000)) |= (0x80000000);

/*	for(loop=0; loop<1000; loop++)
	{
		udelay(100);
	}
*/
	return 0;
}


const char hilogo_magic_str[] = "HISILICON LOGO MAGIC";
unsigned char hilogo[64*1024];
unsigned long VIDEO_DATA_BASE=0;

static void *init_logo_data(const char *p_logo)
{
	long logo_size=0;
	long check=0;
	char *s=NULL;
	char *t=NULL;
	long u=0;

	s = getenv("vobuf");
	if(s)
		VIDEO_DATA_BASE = simple_strtol(s,NULL,0);
	else
	{
		printf("LOGO disabled.\n");
		return 0;
	}
	if(VIDEO_DATA_BASE == 0)
	{
		printf("Invalid VOU buffer address 0x%08X\n",VIDEO_DATA_BASE); 
		return 0;
	}

      t = getenv("jpegpic");
	if(t)
		{
		u=  simple_strtol(t,NULL,0);
		memcpy(hilogo, u,(64*1024));
           
		return hilogo;
	       }
	else
	{



	if(strncmp(p_logo, hilogo_magic_str, strlen(hilogo_magic_str)))
	{
		printf("Invalid logo magic string.\n");
		return 0;
	}

	p_logo += strlen(hilogo_magic_str);

	logo_size = simple_strtol(p_logo, NULL, 0);
	p_logo += 8;
	check     = simple_strtol(p_logo+logo_size, NULL, 0);
	if( logo_size!=check || strncmp(p_logo+logo_size+8, hilogo_magic_str, strlen(hilogo_magic_str)))
	{
		printf("Load logo failed, check error.\n");
		return 0;
	}

	memcpy(hilogo, p_logo, logo_size);

	return hilogo;
		}
}

void show_hisilicon_logo(void * p_boot_end)
{
     if(init_logo_data(p_boot_end))
		Vou_OutImage();
}

#endif