806_sh3_example.c

一个关于s1d13806的应用程序

#include <stdio.h>
#include "Hal.h"
#include "Appcfg.h"
#include "Hal_regs.h"
int main(void);
#define RED16BPP   0xf800
#define GREEN16BPP 0x07e0
#define BLUE16BPP  0x001f
int main(void)
{
	int DevId;
	UINT height, width, Bpp;
	const char *p1, *p2, *p3;
	DWORD color_red, color_blue;
	BYTE RedBlueLut[3][3] = {
		{0, 0, 0},		/* Black */
		{0xF0, 0, 0},		/* Red */
		{0, 0, 0xF0}		/* Blue */
	};
	BOOL verbose = TRUE;
	long x1, x2, y1, y2;
	/*
	** Call this to get hal.c linked into the image, and HalInfoArray
	** which is defined in hal.c and used by other HAL pieces.
	*/
	seGetHalVersion( &p1, &p2, &p3 );
	printf("1356 Hal version %s\n", p1);
	/*
	** Register the device with the HAL
	** NOTE: HalInfo is an instance of HAL_STRUCT and is defined
	** in Appcfg.h
	*/
	if (seRegisterDevice(&HalInfo, &DevId) != ERR_OK)
	{
		printf("\r\nERROR: Unable to register device with HAL\r\n");
		return -1;
	}
	/*
	** Init the S1D13506 with the defaults stored in the HAL_STRUCT
	*/
	if (seSetInit(DevId) != ERR_OK)
	{
		printf("\r\nERROR: Unable to initialize the S1D13506\r\n");
		return -1;
	}
	/*
	** Determine the screen size
	*/
	if (seGetScreenSize(DevId, &width, &height) != ERR_OK)
	{
		printf("\r\nERROR: Unable to get screen size\r\n");
		return -1;
	}
	/*
	** Determine the Bpp mode, and set colors appropriately
	** Note: if less than 15Bpp set the color Lookup Table (LUT)
	** local color variables contain either index into LUT or RGB value
	*/
	seGetBitsPerPixel(DevId, &Bpp);
	if (verbose)
		printf("Bpp is %d\n", Bpp);
	switch(Bpp)
	{
		case 1: /* Can't really do red and blue here */
			seSetLut(DevId, (BYTE *)&RedBlueLut[0][0], 3);
			color_red =  1;
			color_blue = 1;
			break;
		/* Set the LUT to values appropriate to Black, Red, and Blue */
		case 2:
		case 4:
		case 8:
			seSetLut(DevId, (BYTE *)&RedBlueLut[0][0], 3);
			color_red  = 1;
			color_blue = 2;
			break;
		default: /* 15 or 16 bpp */
			color_red  = RED16BPP;
			color_blue = BLUE16BPP;
			break;
	}
    	/*
	** Draw a Blue line from top left hand corner to bottom right hand corner
	*/
	if (seDrawLine(DevId, 0,0, width-1, height-1, color_blue) != ERR_OK)
	{
		printf("\r\nERROR: Unable to draw line\r\n");
		return -1;
   	}
    	/*
    	** Delay for 2 seconds and then draw a filled rectangle
	*/
    	seDelay(DevId, (DWORD)2);

	/*
	** Centre the rectangle at 1/4 x,y and 3/4 x,y
	*/
	x1 = width/4;
	x2 = width/2 + x1;
	y1 = height/4;
	y2 = height/2 + y1;
	seDrawRect(DevId, x1, y1, x2, y2, color_red, TRUE);

	/*
	** Draw a box around the screen
	*/
	if ((seDrawLine(DevId, 0, 0, width-1, 0, color_blue) != ERR_OK)
	   |(seDrawLine(DevId, 0, height-1, width-1, height-1, color_blue) != ERR_OK)
	   |(seDrawLine(DevId, 0, 0, 0, height-1, color_blue) != ERR_OK)
	   |(seDrawLine(DevId, width-1, 0, width-1, height-1, color_blue) != ERR_OK))
	{
		printf("\r\nERROR: Unable to draw box\r\n");
		return -1;
   	}
	/*
	** Load a cursor with a blue outlined green rectangle
	*/
	seInitCursor(DevId);
	seCursorOff(DevId);
	seSetCursorColor(DevId, 0, GREEN16BPP);
	seSetCursorColor(DevId, 1, BLUE16BPP);
	seDrawCursorRect(DevId, 0, 0, 63, 63, 1, FALSE);
	seDrawCursorRect(DevId, 1, 1, 62, 62, 0, TRUE);
	seCursorOn(DevId);
	/*
	** Delay for 2 seconds
	*/
	seDelay(DevId, (DWORD)2);
	/*
	**	Move the cursor
	*/
	seMoveCursor(DevId, width-1-63, 0);
	
	return 0;
}