void spi_Open(void)
{
HANDLE hGPIO;
hGPIO = GPIOOpen();
//Set the initialize status of each SPI interface, Ray 13-09-23
GPIOSetBit(hGPIO, SPI_CS0_PIN);
GPIOSetBit(hGPIO, SPI_CLK_PIN);
GPIOSetBit(hGPIO, SPI_DOUT_PIN);
GPIOClose(hGPIO);
}
//------------------------------------------------------------------------------
//
// Function: configure_dss
//
// This function configures the Display Sub System on omap35xx
//
void configure_dss( UINT32 framebuffer )
{
OMAP_DSS_REGS *pDSSRegs = OALPAtoUA(OMAP_DSS1_REGS_PA);
OMAP_DISPC_REGS *pDisplayRegs = OALPAtoUA(OMAP_DISC1_REGS_PA);
HANDLE hGpio = GPIOOpen();
// OALMSG(OAL_INFO, (L"configure_dss+\r\n"));
// Configure the clock source
OUTREG32( &pDSSRegs->DSS_CONTROL,
DSS_CONTROL_DISPC_CLK_SWITCH_DSS1_ALWON |
DSS_CONTROL_DSI_CLK_SWITCH_DSS1_ALWON
);
// Configure interconnect parameters
OUTREG32( &pDSSRegs->DSS_SYSCONFIG, DISPC_SYSCONFIG_AUTOIDLE );
OUTREG32( &pDisplayRegs->DISPC_SYSCONFIG, DISPC_SYSCONFIG_AUTOIDLE|SYSCONFIG_NOIDLE|SYSCONFIG_NOSTANDBY );
// Not enabling any interrupts
OUTREG32( &pDisplayRegs->DISPC_IRQENABLE, 0x00000000 );
// Configure the LCD
LcdPdd_LCD_Initialize( pDSSRegs, pDisplayRegs, NULL, NULL);
// Over-ride default LCD config
OUTREG32(&pDisplayRegs->DISPC_CONFIG,BSP_LCD_CONFIG);
// Configure Graphics Window
//--------------------------
OUTREG32(&pDisplayRegs->DISPC_GFX_BA0 ,framebuffer );
// configure the position of graphics window
OUTREG32(&pDisplayRegs->DISPC_GFX_POSITION,BSP_GFX_POS);
// size of graphics window
OUTREG32(&pDisplayRegs->DISPC_GFX_SIZE,BSP_GFX_SIZE);
// GW Enabled, RGB24 packed, Little Endian
OUTREG32(&pDisplayRegs->DISPC_GFX_ATTRIBUTES,LOGO_GFX_ATTRIBUTES);
OUTREG32(&pDisplayRegs->DISPC_GFX_FIFO_THRESHOLD,BSP_GFX_FIFO_THRESHOLD);
OUTREG32(&pDisplayRegs->DISPC_GFX_ROW_INC,BSP_GFX_ROW_INC);
OUTREG32(&pDisplayRegs->DISPC_GFX_PIXEL_INC,BSP_GFX_PIXEL_INC);
OUTREG32(&pDisplayRegs->DISPC_GFX_WINDOW_SKIP,BSP_GFX_WINDOW_SKIP);
// OALMSG(OAL_INFO, (L"configure_dss-\r\n"));
GPIOClose(hGpio);
}
void spi_Low(void)
{
//DWORD dTime = 5000000;
HANDLE hGPIO;
hGPIO = GPIOOpen();
//Set the initialize status of each SPI interface, Ray 13-09-23
GPIOClrBit(hGPIO, SPI_CS0_PIN);
GPIOClrBit(hGPIO, SPI_CLK_PIN);
GPIOClrBit(hGPIO, SPI_DOUT_PIN);
//LcdStall(dTime);
GPIOClose(hGPIO);
}
//------------------------------------------------------------------------------
//
// Set up the "MCSPI1" function active, Ray 13-09-23
//
void spiWrBitHigh(void)
{
DWORD delay = 10;
HANDLE hGPIO;
hGPIO = GPIOOpen();
GPIOSetBit(hGPIO, SPI_DOUT_PIN);
GPIOClrBit(hGPIO, SPI_CLK_PIN);
LcdStall(delay);
GPIOSetBit(hGPIO, SPI_CLK_PIN);
LcdStall(delay);
GPIOClrBit(hGPIO, SPI_CLK_PIN);
GPIOClose(hGPIO);
}
void I2C3_Low(void)
{
HANDLE hGPIO;
hGPIO = GPIOOpen();
GPIOClrBit(hGPIO, I2C3_SCL_GPIO);
GPIOClrBit(hGPIO, I2C3_SDA_GPIO);
/*HANDLE hI2C;
hI2C = I2COpen(OMAP_DEVICE_I2C3);
GPIOSetBit(hI2C, I2C3_SCL_GPIO);
GPIOSetBit(hI2C, I2C3_SDA_GPIO);*/
LcdStall(dTime);
GPIOClose(hGPIO);
//I2CClose(hI2C);
}
void spiWrBitLow(void)
{
int delay = 10;
HANDLE hGPIO;
hGPIO = GPIOOpen();
GPIOClrBit(hGPIO, SPI_DOUT_PIN);
GPIOClrBit(hGPIO, SPI_CLK_PIN);
LcdStall(delay);
//LcdStall(10);
GPIOSetBit(hGPIO, SPI_CLK_PIN);
LcdStall(delay);
//LcdStall(10);
GPIOClrBit(hGPIO, SPI_CLK_PIN);
GPIOClose(hGPIO);
}
int _tmain(int argc, TCHAR *argv[], TCHAR *envp[])
{
DWORD id = 168;
if (argc == 2)
{
id = _wtoi(argv[1]);
}
_tprintf(_T("Hello World!\n"));
#if 0
DWORD config[2] = {id,GPIO_DIR_OUTPUT};
HANDLE h = CreateFile(L"GIO1:",0,0,NULL,OPEN_EXISTING,0,NULL);
DeviceIoControl(h,IOCTL_GPIO_SETMODE,config,sizeof(config),NULL,0,NULL,NULL);
for (;;)
{
DeviceIoControl(h,IOCTL_GPIO_SETBIT,config,sizeof(config),NULL,0,NULL,NULL);
Sleep(10);
DeviceIoControl(h,IOCTL_GPIO_CLRBIT,config,sizeof(config),NULL,0,NULL,NULL);
Sleep(10);
}
CloseHandle(h);
#else
HANDLE h = GPIOOpen();
GPIOSetMode(h,id,GPIO_DIR_OUTPUT);
for (;;)
{
GPIOSetBit(h,id);
Sleep(10);
GPIOClrBit(h,id);
Sleep(10);
}
GPIOClose(h);
#endif
return 0;
}
//------------------------------------------------------------------------------
//
// Function: HDS_Deinit
//
// Called by device manager to uninitialize device.
//
BOOL
HDS_Deinit(
DWORD context
)
{
BOOL rc = FALSE;
HeadsetDevice_t *pDevice = (HeadsetDevice_t*)context;
DEBUGMSG(ZONE_FUNCTION, (L"+HDS_Deinit(0x%08x)\r\n", context));
// Check if we get correct context
if ((pDevice == NULL) || (pDevice->cookie != HDS_DEVICE_COOKIE))
{
DEBUGMSG (ZONE_ERROR, (L"ERROR: HDS_Deinit: "
L"Incorrect context parameter\r\n"
));
goto cleanUp;
}
// Signal stop to threads
pDevice->intrThreadExit = TRUE;
// Close interrupt thread
if (pDevice->hIntrThread != NULL)
{
// Set event to wake it
SetEvent(pDevice->hIntrEvent);
// Wait until thread exits
WaitForSingleObject(pDevice->hIntrThread, INFINITE);
// Close handle
CloseHandle(pDevice->hIntrThread);
}
// Disable GPIO interrupt
if (pDevice->hGPIO != NULL)
{
GPIOInterruptMask(pDevice->hGPIO, pDevice->hdstDetGpio, pDevice->dwSysIntr, TRUE);
if (pDevice->hIntrEvent != NULL)
{
GPIOInterruptDisable(pDevice->hGPIO, pDevice->hdstDetGpio, pDevice->dwSysIntr);
}
GPIOClose(pDevice->hGPIO);
}
// Close GPIO driver
if (pDevice->hGPIO != NULL)
{
GPIOClose(pDevice->hGPIO);
}
// Close interrupt handler
if (pDevice->hIntrEvent != NULL) CloseHandle(pDevice->hIntrEvent);
// Delete critical section
DeleteCriticalSection(&pDevice->cs);
// Free device structure
LocalFree(pDevice);
// Done
rc = TRUE;
cleanUp:
DEBUGMSG(ZONE_FUNCTION, (L"-HDS_Deinit(rc = %d)\r\n", rc));
return rc;
}
