int main(void)
{
/* Setup the MMU and do necessary MMU configurations. */
MMUConfigAndEnable();
/* Enable all levels of CACHE. */
CacheEnable(CACHE_ALL);
/* Initialize the UART console */
ConsoleUtilsInit();
/* Select the console type based on compile time check */
ConsoleUtilsSetType(CONSOLE_UART);
ConsoleUtilsPrintf("McASP Example Application. ");
ConsoleUtilsPrintf("Please connect headphone/speaker to the LINE OUT");
ConsoleUtilsPrintf(" of the EVM to listen to the audio tone.");
/* Enable the module clock for I2C0 Instance. */
I2C0ModuleClkConfig();
/* Set up the pin mux for I2C0 instance. */
I2CPinMuxSetup(0);
/* Enable the module clock for McASP1 Instance. */
McASP1ModuleClkConfig();
/* Enable pin-mux for McASP1 instance. */
McASP1PinMuxSetup();
/* Enable the EDMA module clocks. */
EDMAModuleClkConfig();
/* Initialize the ARM Interrupt Controller.*/
IntAINTCInit();
/* Enable EDMA Interrupt. */
EDMA3IntSetup();
/* Enable McASP Interrupt. */
McASPIntSetup();
/* Initialize the I2C interface for the codec AIC31 */
I2CCodecIfInit(I2C_INST_BASE, I2C_SLAVE_CODEC_AIC31);
/* Enable the interrupts generation at global level */
IntMasterIRQEnable();
/* Configure the Codec for I2S mode */
AudioCodecInit();
/* Initialize the looping of tone. */
ToneLoopInit();
/* Start playing tone. */
AudioTxActivate();
while(1);
}
//*****************************************************************************
//
// The main code for the application. It sets up the peripherals, displays the
// splash screens, and then manages the interaction between the game and the
// screen saver.
//
//*****************************************************************************
int
main(void)
{
tRectangle sRect;
#ifndef _TMS320C6X
unsigned int index;
#endif
SetupIntc();
/* Configuring UART2 instance for serial communication. */
UARTStdioInit();
#ifdef _TMS320C6X
CacheEnableMAR((unsigned int)0xC0000000, (unsigned int)0x20000000);
CacheEnable(L1PCFG_L1PMODE_32K | L1DCFG_L1DMODE_32K | L2CFG_L2MODE_256K);
#else
/* Sets up 'Level 1" page table entries.
* The page table entry consists of the base address of the page
* and the attributes for the page. The following operation is to
* setup one-to-one mapping page table for DDR memeory range and set
* the atributes for the same. The DDR memory range is from 0xC0000000
* to 0xDFFFFFFF. Thus the base of the page table ranges from 0xC00 to
* 0xDFF. Cache(C bit) and Write Buffer(B bit) are enabled only for
* those page table entries which maps to DDR RAM and internal RAM.
* All the pages in the DDR range are provided with R/W permissions
*/
for(index = 0; index < (4*1024); index++)
{
if((index >= 0xC00 && index < 0xE00)|| (index == 0x800))
{
pageTable[index] = (index << 20) | 0x00000C1E;
}
else
{
pageTable[index] = (index << 20) | 0x00000C12;
}
}
/* Configures translation table base register
* with pagetable base address.
*/
CP15TtbSet((unsigned int )pageTable);
/* Enables MMU */
CP15MMUEnable();
/* Enable Instruction Cache */
CP15ICacheEnable();
/* Enable Data Cache */
CP15DCacheEnable();
#endif
SetUpLCD();
ConfigureFrameBuffer();
GrOffScreen16BPPInit(&g_sSHARP480x272x16Display0, (unsigned char *)g_pucBuffer0, LCD_WIDTH, LCD_HEIGHT);
GrOffScreen16BPPInit(&g_sSHARP480x272x16Display1, (unsigned char *)g_pucBuffer1, LCD_WIDTH, LCD_HEIGHT);
// Initialize a drawing context.
GrContextInit(&sContext0, &g_sSHARP480x272x16Display0);
GrContextInit(&sContext1, &g_sSHARP480x272x16Display1);
/* enable End of frame interrupt */
RasterEndOfFrameIntEnable(SOC_LCDC_0_REGS);
/* enable raster */
RasterEnable(SOC_LCDC_0_REGS);
PeripheralsSetup();
I2C0IntRegister(4);
AIC31Init();
ToneLoopInit();
/* Start playing the tone */
ToneLoopStart();
// TS init
TouchInit();
GrContextForegroundSet(&sContext0, ClrBlack);
GrContextForegroundSet(&sContext1, ClrBlack);
sRect.sXMin = GAME_X - 1;
sRect.sYMin = GAME_Y - 1;
sRect.sXMax = GAME_X + GAME_W;
sRect.sYMax = GAME_Y + GAME_H;
GrRectFill(&sContext0, &sRect);
GrRectFill(&sContext1, &sRect);
GrImageDraw(&sContext0, g_pucTILogo128x96, GAME_X, GAME_Y);
GrImageDraw(&sContext1, g_pucTILogo128x96, GAME_X, GAME_Y);
Delay(0x5FFFFF);
// Confiure and start timer2
Timer2Config();
Timer2Start();
// Loop forever.
while(1)
{
// Display the main screen.
if(MainScreen())
{
// The button was pressed, so start the game.
PlayGame();
}
else
{
// The button was not pressed during the timeout period, so start
// the screen saver.
ScreenSaver();
}
}
}
