int Lcd_Init(void)
{
//IntMasterIRQEnable();
//IntAINTCInit();
LCDAINTCConfigure();
printf("Configured Interrupt\n");
LCDBackLightEnable();
printf("Cofigured Backlight\n");
SetUpLCD();
printf("Configured LCD\n");
// Configuring the base ceiling
RasterDMAFBConfig(SOC_LCDC_0_REGS,
(unsigned int)image1,
(unsigned int)image1 + sizeof(image1) - 2,
0);
RasterDMAFBConfig(SOC_LCDC_0_REGS,
(unsigned int)image1,
(unsigned int)image1 + sizeof(image1) - 2,
1);
// Enable End of frame0/frame1 interrupt
RasterIntEnable(SOC_LCDC_0_REGS, RASTER_END_OF_FRAME0_INT |
RASTER_END_OF_FRAME1_INT);
// Enable raster
RasterEnable(SOC_LCDC_0_REGS);
}
/*
** A wrapper function which enables the End-Of-Frame interrupt of Raster.
*/
void LCDRasterEOFIntEnable(void)
{
/* Enable End of frame0/frame1 interrupt */
RasterIntEnable(SOC_LCDC_0_REGS, RASTER_END_OF_FRAME0_INT |
RASTER_END_OF_FRAME1_INT);
}
int main(void)
{
MMUConfigAndEnable();
CacheEnable(CACHE_ALL);
IntMasterIRQEnable();
IntAINTCInit();
/* Initialize console for communication with the Host Machine */
ConsoleUtilsInit();
//
//Delay timer setup
//
DelayTimerSetup();
/* Select the console type based on compile time check */
ConsoleUtilsSetType(CONSOLE_UART);
ConsoleUtilsPrintf("LCDC Controller\r\n");
LCDAINTCConfigure();
LCDBackLightEnable();
SetUpLCD();
/* Configuring the base ceiling */
RasterDMAFBConfig(LCDC_INSTANCE,
(unsigned int)curr_image,
(unsigned int)curr_image + sizeof(image1) - 2,
0);
RasterDMAFBConfig(LCDC_INSTANCE,
(unsigned int)curr_image,
(unsigned int)curr_image + sizeof(image1) - 2,
1);
/* Enable End of frame0/frame1 interrupt */
RasterIntEnable(LCDC_INSTANCE, RASTER_END_OF_FRAME0_INT |
RASTER_END_OF_FRAME1_INT);
/* Enable raster */
RasterEnable(LCDC_INSTANCE);
while(1) {
if (curr_image == image1) {
curr_image = image2;
} else {
curr_image = image1;
}
delay(5000);
}
}
/**
* @brief LCDÄ£¿é³õʼ»¯
* @return none
* @date 2013/8/8
* @note
* @code
* @endcode
* @pre
* @see
*/
void LCDRasterInit() {
MODULE *module = modulelist+MODULE_ID_LCDC;
unsigned int baseaddr = module->baseAddr;
lcdCtrl.baseAddr = baseaddr;
lcdCtrl.lcd_clk = module->moduleClk->fClk[0]->clockSpeedHz;
const tLCD_PANEL *panel = lcd_panels + TFT_PANEL;
lcdCtrl.panel = panel;
lcdCtrl.activeframe = 0;
lcdCtrl.contexFrame = 0;
unsigned int pixsize = lcdCtrl.pixsize;
unsigned int width = lcd_panels[TFT_PANEL].width;
unsigned int height = lcd_panels[TFT_PANEL].height;
lcdCtrl.palettesize[0] = 32;
lcdCtrl.palettesize[1] = 32;
lcdCtrl.framesize[0] = (unsigned int)(pixsize * width * height);
lcdCtrl.framesize[1] = (unsigned int)(pixsize * width * height);
lcdCtrl.palette[0] = framebuffer;
lcdCtrl.frameaddr[0] = (void *)((unsigned int)framebuffer + 32);
lcdCtrl.palette[1] = (void *)((unsigned int)(lcdCtrl.frameaddr[0]) + lcdCtrl.framesize[0]);
lcdCtrl.frameaddr[1] = (void *)((unsigned int)lcdCtrl.palette[1] + 32);
lcdCtrl.activeframe = 0;
//init palette and framebuffer
memcpy(lcdCtrl.palette[0],palette_32b,lcdCtrl.palettesize[0]);
memcpy(lcdCtrl.palette[1],palette_32b,lcdCtrl.palettesize[1]);
memset(lcdCtrl.frameaddr[0], 0, lcdCtrl.pixsize * lcdCtrl.panel->height * lcdCtrl.panel->width);
memset(lcdCtrl.frameaddr[1], 0, lcdCtrl.pixsize * lcdCtrl.panel->height * lcdCtrl.panel->width);
moduleEnable(MODULE_ID_LCDC);
RasterClocksEnable(baseaddr);
RasterAutoUnderFlowEnable(baseaddr);
RasterIntEnable(baseaddr, RASTER_END_OF_FRAME0_INT | RASTER_END_OF_FRAME1_INT );
RasterDisable(baseaddr);
RasterClkConfig(baseaddr, lcdCtrl.panel->pxl_clk, lcdCtrl.lcd_clk);
RasterDMAConfig(baseaddr, RASTER_DOUBLE_FRAME_BUFFER,
RASTER_BURST_SIZE_16, RASTER_FIFO_THRESHOLD_8,
RASTER_BIG_ENDIAN_DISABLE);
/* Configuring modes(ex:tft or stn,color or monochrome etc) for raster controller */
if (2 == pixsize) {
RasterModeConfig(baseaddr, RASTER_DISPLAY_MODE_TFT | (LCDC_RASTER_CTRL_PLM_DATA << LCDC_RASTER_CTRL_PLM_SHIFT),
RASTER_PALETTE_DATA, RASTER_COLOR, RASTER_RIGHT_ALIGNED);
} else {
mdError("pixsize should equal 2");
}
/* Configuring the polarity of timing parameters of raster controller */
RasterTiming2Configure(baseaddr, RASTER_FRAME_CLOCK_LOW |
RASTER_LINE_CLOCK_HIGH | //RASTER_LINE_CLOCK_LOW |
RASTER_PIXEL_CLOCK_HIGH |
RASTER_SYNC_EDGE_RISING |
RASTER_SYNC_CTRL_ACTIVE |
RASTER_AC_BIAS_HIGH, 0, 255);
RasterHparamConfig(baseaddr, panel->width, panel->hsw, panel->hfp, panel->hbp);
RasterVparamConfig(baseaddr, panel->height, panel->vsw, panel->vfp, panel->vbp);
RasterFIFODMADelayConfig(baseaddr, 128);
moduleIntConfigure(MODULE_ID_LCDC);
}
