/*
** Main function. The application starts here.
*/
int main(void)
{
unsigned char rxByte;
unsigned int value = (unsigned int)E_FAIL;
#ifdef __TMS470__
/* Relocate the required section to internal RAM */
memcpy((void *)(&relocstart), (const void *)(&iram_start),
(unsigned int)(&iram_size));
#elif defined(__IAR_SYSTEMS_ICC__)
#pragma section = "CodeRelocOverlay"
#pragma section = "DataRelocOverlay"
#pragma section = "DataOverlayBlk"
#pragma section = "CodeOverlayBlk"
char* srcAddr = (__section_begin("CodeRelocOverlay"));
char* endAddr = (__section_end("DataRelocOverlay"));
memcpy((void *)(__section_begin("CodeRelocOverlay")),
(const void *)(__section_begin("CodeOverlayBlk")),
endAddr - srcAddr);
#else
memcpy((void *)&(relocstart), (const void *)&(iram_start),
(unsigned int)(((&(relocend)) -
(&(relocstart))) * (sizeof(unsigned int))));
#endif
MMUConfigAndEnable();
/* Enable Instruction Cache */
CacheEnable(CACHE_ALL);
PeripheralsSetUp();
/* Initialize the ARM Interrupt Controller */
IntAINTCInit();
/* Register the ISRs */
Timer2IntRegister();
Timer4IntRegister();
EnetIntRegister();
RtcIntRegister();
CM3IntRegister();
HSMMCSDIntRegister();
IntRegister(127, dummyIsr);
IntMasterIRQEnable();
pageIndex = 0;
prevAction = 0;
/* Enable system interrupts */
IntSystemEnable(SYS_INT_RTCINT);
IntPrioritySet(SYS_INT_RTCINT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_3PGSWTXINT0);
IntPrioritySet(SYS_INT_3PGSWTXINT0, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_3PGSWRXINT0);
IntPrioritySet(SYS_INT_3PGSWRXINT0, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_TINT2);
IntPrioritySet(SYS_INT_TINT2, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_TINT4);
IntPrioritySet(SYS_INT_TINT4, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_MMCSD0INT);
IntPrioritySet(SYS_INT_MMCSD0INT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_EDMACOMPINT);
IntPrioritySet(SYS_INT_EDMACOMPINT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntPrioritySet(SYS_INT_M3_TXEV, 0, AINTC_HOSTINT_ROUTE_IRQ );
IntSystemEnable(SYS_INT_M3_TXEV);
IntSystemEnable(127);
IntPrioritySet(127, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_UART0INT);
IntPrioritySet(SYS_INT_UART0INT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntRegister(SYS_INT_UART0INT, uartIsr);
/* GPIO interrupts */
IntSystemEnable(SYS_INT_GPIOINT0A);
IntPrioritySet(SYS_INT_GPIOINT0A, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntRegister(SYS_INT_GPIOINT0A, gpioIsr);
IntSystemEnable(SYS_INT_GPIOINT0B);
IntPrioritySet(SYS_INT_GPIOINT0B, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntRegister(SYS_INT_GPIOINT0B, gpioIsr);
BoardInfoInit();
deviceVersion = DeviceVersionGet();
CM3EventsClear();
CM3LoadAndRun();
waitForM3Txevent();
/* Initialize console for communication with the Host Machine */
ConsoleUtilsInit();
/*
** Select the console type based on compile time check
** Note: This example is not fully complaint to semihosting. It is
** recommended to use Uart console interface only.
*/
ConsoleUtilsSetType(CONSOLE_UART);
/* Print Board and SoC information on console */
ConsoleUtilsPrintf("\n\r Board Name : %s", BoardNameGet());
ConsoleUtilsPrintf("\n\r Board Version : %s", BoardVersionGet());
ConsoleUtilsPrintf("\n\r SoC Version : %d", deviceVersion);
/* On CM3 init firmware version is loaded onto the IPC Message Reg */
ConsoleUtilsPrintf("\n CM3 Firmware Version: %d", readCM3FWVersion());
I2CIntRegister(I2C_0);
IntPrioritySet(SYS_INT_I2C0INT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_I2C0INT);
I2CInit(I2C_0);
IntSystemEnable(SYS_INT_TINT1_1MS);
IntPrioritySet(SYS_INT_TINT1_1MS, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntRegister(SYS_INT_TINT1_1MS,clearTimerInt);
configVddOpVoltage();
RtcInit();
HSMMCSDContolInit();
DelayTimerSetup();
initializeTimer1();
ConsoleUtilsPrintf("\r\n After intializing timer");
Timer2Config();
Timer4Config();
LedIfConfig();
MailBoxInit();
Timer2IntEnable();
Timer4IntEnable();
RtcSecIntEnable();
Timer4Start();
while(FALSE == tmr4Flag);
tmr4Flag = FALSE;
Timer4Stop();
ConsoleUtilsPrintf("\n\r Configuring for maximum OPP");
mpuOpp = ConfigMaximumOPP();
mpuFreq = FrequencyGet(mpuOpp);
mpuVdd1 = VddVoltageGet(mpuOpp);
PrintConfigDVFS();
/* Create menu page */
pageIndex = MENU_IDX_MAIN;
ActionEnetInit();
/*
** Loop for ever. Necessary actions shall be taken
** after detecting the click.
*/
while(1)
{
/*
** Check for any any activity on Uart Console and process it.
*/
if (true == UARTCharsAvail(SOC_UART_0_REGS))
{
/* Receiving bytes from the host machine through serial console. */
rxByte = UARTGetc();
/*
** Checking if the entered character is a carriage return.
** Pressing the 'Enter' key on the keyboard executes a
** carriage return on the serial console.
*/
if('\r' == rxByte)
{
ConsoleUtilsPrintf("\n");
UartAction(value);
value = (unsigned int)E_FAIL;
rxByte = 0;
}
/*
** Checking if the character entered is one among the decimal
** number set 0,1,2,3,....9
*/
if(('0' <= rxByte) && (rxByte <= '9'))
{
ConsoleUtilsPrintf("%c", rxByte);
if((unsigned int)E_FAIL == value)
{
value = 0;
}
value = value*10 + (rxByte - 0x30);
}
}
/*
** Check if click is detected
*/
if(clickIdx != 0)
{
/*
** Take the Action for click
*/
ClickAction();
clickIdx = 0;
}
/*
** Check if the Timer Expired
*/
if(TRUE == tmrFlag)
{
/* Toggle the LED state */
LedToggle();
tmrFlag = FALSE;
}
/*
** Check if RTC Time is set
*/
if(TRUE == rtcSetFlag)
{
if(TRUE == rtcSecUpdate)
{
rtcSecUpdate = FALSE;
RtcTimeCalDisplay();
ConsoleUtilsPrintf(" --- Selected: ");
}
}
if(TRUE == tmr4Flag)
{
tmr4Flag = FALSE;
/* Make sure that interrupts are disabled and no lwIP functions
are executed while calling an lwIP exported API */
IntMasterIRQDisable();
etharp_tmr();
IntMasterIRQEnable();
}
}
}
/*
** Main function. The application starts here.
*/
int main(void)
{
unsigned int index;
unsigned int j;
int result = 0;
/*
** Sets up Section page tables. This is only first level
** page table, each page is of size 1MB
*/
for(index = 0; index < (4*1024); index++)
{
/* Set the cacheable memory attributes */
if((index >= 0x800 && index < 0x880) || (index == 0x403))
{
pageTable[index] = (index << 20) | CACHEABLE_TLB_ATTR;
}
/* Set the non-cacheable memory attributes */
else
{
pageTable[index] = (index << 20) | NORM_TLB_ATTR;
}
}
/* Invalidate the TLB, pipeline */
CP15TlbInvalidate();
CP15BranchPredictorInvalidate();
CP15BranchPredictionEnable();
CP15DomainAccessClientSet();
/* Set TTB0 value. We use only TTB0 here (N = 0) */
CP15Ttb0Set(((unsigned int )pageTable) | RGN_L2_WBWA);
/* Enables MMU */
CP15MMUEnable();
/* Flush and enable Instruction Cache */
CP15ICacheFlush();
CP15ICacheEnable();
PeripheralsSetUp();
/* Initialize the ARM Interrupt Controller */
IntAINTCInit();
/* Register the ISRs */
Timer2IntRegister();
Timer4IntRegister();
EnetIntRegister();
RtcIntRegister();
HSMMCSDIntRegister();
IntRegister(127, dummyIsr);
IntMasterIRQEnable();
/* Enable system interrupts */
IntSystemEnable(SYS_INT_RTCINT);
IntPrioritySet(SYS_INT_RTCINT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_3PGSWTXINT0);
IntPrioritySet(SYS_INT_3PGSWTXINT0, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_3PGSWRXINT0);
IntPrioritySet(SYS_INT_3PGSWRXINT0, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_TINT2);
IntPrioritySet(SYS_INT_TINT2, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_TINT4);
IntPrioritySet(SYS_INT_TINT4, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_MMCSD0INT);
IntPrioritySet(SYS_INT_MMCSD0INT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(SYS_INT_EDMACOMPINT);
IntPrioritySet(SYS_INT_EDMACOMPINT, 0, AINTC_HOSTINT_ROUTE_IRQ);
IntSystemEnable(127);
IntPrioritySet(127, 0, AINTC_HOSTINT_ROUTE_IRQ);
RtcInit();
UARTStdioInit();
HSMMCSDContolInit();
DelayTimerSetup();
Timer2Config();
Timer4Config();
LedIfConfig();
Timer2IntEnable();
Timer4IntEnable();
RtcSecIntEnable();
InitI2C();
Timer4Start();
// Read config from files
HSMMCSDCardAccessSetup();
configRead();
LedOn( USER_LED_1 );
for( j = 0; j < 1000000; ++j );
LedOff( USER_LED_1 );
LedOn( USER_LED_2 );
for( j = 0; j < 1000000; ++j );
LedOff( USER_LED_2 );
LedOn( USER_LED_3 );
for( j = 0; j < 1000000; ++j );
LedOff( USER_LED_3 );
LedOn( USER_LED_4 );
for( j = 0; j < 1000000; ++j );
LedOff( USER_LED_4 );
// TEMP
//i2cTest();
/*
** Loop for ever. Necessary actions shall be taken
** after detecting the click.
*/
while( 1 )
{
EnetStatusCheckNUpdate();
if( runCommand )
{
// Command blink
LedOn( USER_LED_1 );
if( runData[ runIndex + 1 ] == 'D' )
{
if( runData[ runIndex + 2 ] == 'S' )
{
UARTPuts( "** DAC SET\n\r", -1 );
if( runData[ runIndex + 3 ] == 'A' )
{
i2cDAC_Set( 0,
runData[ runIndex + 4 ], runData[ runIndex + 5 ] );
}
if( runData[ runIndex + 6 ] == 'B' )
{
i2cDAC_Set( 1,
runData[ runIndex + 7 ], runData[ runIndex + 8 ] );
}
if( runData[ runIndex + 9 ] == 'C' )
{
i2cDAC_Set( 2,
runData[ runIndex + 10 ], runData[ runIndex + 11 ] );
}
if( runData[ runIndex + 12 ] == 'D' )
{
i2cDAC_Set( 3,
runData[ runIndex + 13 ], runData[ runIndex + 14 ] );
}
}
else if( runData[ runIndex + 2 ] == 'G' )
{
UARTPuts( "** DAC GET\n\r", -1 );
uartData[ 0 ] = 15;
uartData[ 1 ] = 'D';
uartData[ 2 ] = 'G';
uartData[ 3 ] = 'A';
i2cDAC_Get( 0, &uartData[ 4 ] );
uartData[ 6 ] = 'B';
i2cDAC_Get( 1, &uartData[ 7 ] );
uartData[ 9 ] = 'C';
i2cDAC_Get( 2, &uartData[ 10 ] );
uartData[ 12 ] = 'D';
i2cDAC_Get( 3, &uartData[ 13 ] );
net_ext_send( uartData, 15 );
}
}
else if( runData[ runIndex + 1 ] == 'G' )
{
if( runData[ runIndex + 2 ] == 'S' )
{
if( runData[ runIndex + 3 ] == 0 ) // Off
{
UARTPuts( "** GPIO OFF\n\r", -1 );
i2cGPIO_Off( 0, 1 << runData[ runIndex + 4 ] );
}
else if( runData[ runIndex + 3 ] == 1 ) // On
{
UARTPuts( "** GPIO ON\n\r", -1 );
i2cGPIO_On( 0, 1 << runData[ runIndex + 4 ] );
}
}
else if( runData[ runIndex + 2 ] == 'G' )
{
UARTPuts( "** GPIO GET\n\r", -1 );
uartData[ 0 ] = 5;
uartData[ 1 ] = 'G';
uartData[ 2 ] = 'G';
i2cGPIO_Get( &uartData[ 3 ] );
net_ext_send( uartData, 5 );
}
}
else if( runData[ runIndex + 1 ] == 'U' )
{
UARTPuts( "** UART\n\r", -1 );
i2cUART_Send( &(runData[ runIndex + 2 ]), 6 );
}
runCommand -= runData[ runIndex + 0 ];
if( runCommand > 0 )
{
runIndex += runData[ runIndex + 0 ];
}
else
{
runIndex = 0;
}
LedOff( USER_LED_1 );
}
result = i2cUART_Recv( &( uartData[ 2 ] ), 30 );
if( result > 0 )
{
UARTPuts( "** UART Recv: ", -1 );
for( index = 0; index < result; ++index )
{
UARTPutHexNum( uartData[ index + 2 ] );
UARTPutc( ' ' );
}
UARTPutc( '\n' );
UARTPutc( '\r' );
// Return the stage position info to the GUI
if( uartData[ 3 ] == 0x0A ||
uartData[ 3 ] == 0x3C )
{
uartData[ 0 ] = result + 2;
uartData[ 1 ] = 'U';
net_ext_send( uartData, result + 2 );
}
}
}
}
