//------------------------------------------------------------------------------
//
// Function: OEMInitDebugSerial
//
// Initializes the debug serial port
//
VOID OEMInitDebugSerial()
{
UINT32 DivSlot;
UINT32 uPCLK;
float Div;
// Map SFR Address
//
if (g_pUARTReg == NULL)
{
// UART0
g_pUARTReg = (S3C6410_UART_REG *)OALPAtoVA(S3C6410_BASE_REG_PA_UART0, FALSE);
}
if (g_pGPIOReg == NULL)
{
g_pGPIOReg = (S3C6410_GPIO_REG *)OALPAtoVA(S3C6410_BASE_REG_PA_GPIO, FALSE);
}
if (g_pSysConReg == NULL)
{
g_pSysConReg = (S3C6410_SYSCON_REG *)OALPAtoVA(S3C6410_BASE_REG_PA_SYSCON, FALSE);
}
// UART I/O port initialize
// UART0 Clock Enable
g_pSysConReg->PCLK_GATE |= (1<<1); // UART0
g_pSysConReg->SCLK_GATE |= (1<<5); // UART0~3
// UART0 Port Initialize (RXD0 : GPA0, TXD0: GPA1)
g_pGPIOReg->GPACON = (g_pGPIOReg->GPACON & ~(0xff<<0)) | (0x22<<0); // GPA0->RXD0, GPA1->TXD0
g_pGPIOReg->GPAPUD = (g_pGPIOReg->GPAPUD & ~(0xf<<0)) | (0x1<<0); // RXD0: Pull-down, TXD0: pull up/down disable
// Initialize UART
//
g_pUARTReg->ULCON = (0<<6)|(0<<3)|(0<<2)|(3<<0); // Normal Mode, No Parity, 1 Stop Bit, 8 Bit Data
g_pUARTReg->UCON = (0<<10)|(1<<9)|(1<<8)|(0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0); // PCLK divide, Polling Mode
g_pUARTReg->UFCON = (0<<6)|(0<<4)|(0<<2)|(0<<1)|(0<<0); // Disable FIFO
g_pUARTReg->UMCON = (0<<5)|(0<<4)|(0<<0); // Disable Auto Flow Control
uPCLK = System_GetPCLK();
Div = (float)((float)uPCLK/(16.0*(float)DEBUG_BAUDRATE)) - 1; //< S3C6410_PCLK is macro code defined in soc_cfg.h
DivSlot = (UINT32)((Div-(int)Div)*16);
g_pUARTReg->UBRDIV = (UINT32)Div; // Baud rate
g_pUARTReg->UDIVSLOT = aSlotTable[DivSlot];
}
//------------------------------------------------------------------------------
//
// Function: OEMInit
//
// This is Windows CE OAL initialization function. It is called from kernel
// after basic initialization is made.
//
void OEMInit()
{
BOOL *bCleanBootFlag;
OALMSG(OAL_FUNC, (L"[OAL] ++OEMInit()\r\n"));
OALMSG(OAL_FUNC, (TEXT("[OAL] S3C6410_APLL_CLK : %d\n\r"), System_GetAPLLCLK()));
OALMSG(OAL_FUNC, (TEXT("[OAL] ARMCLK : %d\n\r"), System_GetARMCLK()));
OALMSG(OAL_FUNC, (TEXT("[OAL] HCLK : %d\n\r"), System_GetHCLK()));
OALMSG(OAL_FUNC, (TEXT("[OAL] PCLK : %d\n\r"), System_GetPCLK()));
OALMSG(1, (TEXT("[OAL] S3C6410_APLL_CLK : %d\n\r"), System_GetAPLLCLK()));
OALMSG(1, (TEXT("[OAL] ARMCLK : %d\n\r"), System_GetARMCLK()));
OALMSG(1, (TEXT("[OAL] HCLK : %d\n\r"), System_GetHCLK()));
OALMSG(1, (TEXT("[OAL] PCLK : %d\n\r"), System_GetPCLK()));
g_oalIoCtlClockSpeed = System_GetARMCLK();
//CEProcessorType = PROCESSOR_STRONGARM;
// Set memory size for DrWatson kernel support
//
dwNKDrWatsonSize = 128 * 1024;
// Intialize optional kernel functions. (Processor Extended Feature)
//
g_pOemGlobal->pfnIsProcessorFeaturePresent = (PFN_IsProcessorFeaturePresent)OALIsProcessorFeaturePresent;
// Set OEMSetMemoryAttributes function
g_pOemGlobal->pfnSetMemoryAttributes = (PFN_SetMemoryAttributes)OEMSetMemoryAttributes;
// Turn Off all Debug LED
//
// Initialize Clock Source
//
InitializeCLKSource();
// Initialize Clock Gating
//
InitializeCLKGating();
// Initialize Block Power
//
InitializeBlockPower();
// Initialize ExtPowerCTL
//
InitPowerCTL();
// Initialize OTG PHY Clock
//
InitializeOTGCLK();
// Initialize BCD registers in RTC to known values
// Initilize cache globals
//
OALCacheGlobalsInit();
OALLogSerial(L"DCache: %d sets, %d ways, %d line size, %d size\r\n",
g_oalCacheInfo.L1DSetsPerWay, g_oalCacheInfo.L1DNumWays,
g_oalCacheInfo.L1DLineSize, g_oalCacheInfo.L1DSize);
OALLogSerial(L"ICache: %d sets, %d ways, %d line size, %d size\r\n",
g_oalCacheInfo.L1ISetsPerWay, g_oalCacheInfo.L1INumWays,
g_oalCacheInfo.L1ILineSize, g_oalCacheInfo.L1ISize);
// Check and Initialize the BSP Args area
//
OALArgsInit((BSP_ARGS *)IMAGE_SHARE_ARGS_UA_START);
// Check clean boot flag in BSP Args area
//
OALMSG(OAL_FUNC, (TEXT("[OAL] OEMInit() : BSP Args forces Clean Boot\r\n")));
bCleanBootFlag = (BOOL *)OALArgsQuery(BSP_ARGS_QUERY_CLEANBOOT);
if (*bCleanBootFlag)
{
// Notify to filesys.exe that we want a clean boot.
NKForceCleanBoot();
}
// Initialize Interrupts
//
if (!OALIntrInit())
{
OALMSG(OAL_ERROR, (L"[OAL:ERR] OEMInit() : failed to initialize interrupts\r\n"));
}
// Initialize System Clock
//
OALTimerInit(RESCHED_PERIOD, (OEM_COUNT_1MS ), 0);
// Make high-res Monte Carlo profiling available to the kernel
//
g_pOemGlobal->pfnProfileTimerEnable = OEMProfileTimerEnable;
g_pOemGlobal->pfnProfileTimerDisable = OEMProfileTimerDisable;
// Initialize the KITL connection if required
//
KITLIoctl(IOCTL_KITL_STARTUP, NULL, 0, NULL, 0, NULL);
InitializeBank();
OALMSG(OAL_FUNC, (L"[OAL] --OEMInit()\r\n"));
}
//------------------------------------------------------------------------------
//
// Function: OEMInit
//
// This is Windows CE OAL initialization function. It is called from kernel
// after basic initialization is made.
//
void OEMInit()
{
UINT32 logMask_Backup;
extern DWORD CEProcessorType; // From nkarm.h in the private tree.
//volatile S3C6410_VIC_REG *pIntr = (S3C6410_VIC_REG*)OALPAtoVA(S3C6410_BASE_REG_PA_VIC0, FALSE);
//NKForceCleanBoot();
OALMSG(OAL_FUNC, (L"[OAL] ++OEMInit()\r\n"));
OALMSG(TRUE, (L"[OAL] ++OEMInit()\r\n"));
OALMSG(OAL_FUNC, ((L"[OAL] APLLCLK : %d\n\r"), System_GetAPLLCLK()));
OALMSG(OAL_FUNC, ((L"[OAL] ARMCLK : %d\n\r"), System_GetARMCLK()));
OALMSG(OAL_FUNC, ((L"[OAL] HCLK : %d\n\r"), System_GetHCLK()));
OALMSG(OAL_FUNC, ((L"[OAL] PCLK : %d\n\r"), System_GetPCLK()));
g_oalIoCtlClockSpeed = System_GetARMCLK();
// Lie about the Processor Type (we do this so that the visual C tools work)
CEProcessorType = PROCESSOR_STRONGARM;
logMask_Backup = g_oalLogMask;
OALLogSetZones( (1<<OAL_LOG_ERROR) | (1<<OAL_LOG_WARN) | (1<<OAL_LOG_FUNC) );
RETAILMSG(TRUE, (TEXT("CEProcessorType = 0x%x\r\n"),CEProcessorType));
RETAILMSG(TRUE, (TEXT("APLLCLK: %d, FCLK: %d, HCLK: %d, PCLK: %d\r\n"),
System_GetAPLLCLK(),
System_GetARMCLK(),
System_GetHCLK(),
System_GetPCLK()));
// Set memory size for DrWatson kernel support
if (dwOEMDrWatsonSize != NOT_FIXEDUP)
{
dwNKDrWatsonSize = dwOEMDrWatsonSize; // set size of reserved memory for Watson dump
}
// Intialize optional kernel functions. (Processor Extended Feature)
//
pOEMIsProcessorFeaturePresent = OALIsProcessorFeaturePresent;
// Set OEMSetMemoryAttributes function
pfnOEMSetMemoryAttributes = OEMSetMemoryAttributes;
// Turn Off all Debug LED
//
OEMWriteDebugLED(0, 0x0);
// Initialize INFORM SFR
// This function should be called for CPU Identification.
InitializeINFORMSFR();
// Initialize Clock Source
//
InitializeCLKSource();
// Initialize Clock Gating
//
InitializeCLKGating();
// Initialize Block Power
//
InitializeBlockPower();
// Initialize OTG PHY Clock
//
InitializeOTGCLK();
// Initilize cache globals
OALCacheGlobalsInit();
OALLogSerial(
L"DCache: %d sets, %d ways, %d line size, %d size\r\n",
g_oalCacheInfo.L1DSetsPerWay, g_oalCacheInfo.L1DNumWays,
g_oalCacheInfo.L1DLineSize, g_oalCacheInfo.L1DSize
);
OALLogSerial(
L"ICache: %d sets, %d ways, %d line size, %d size\r\n",
g_oalCacheInfo.L1ISetsPerWay, g_oalCacheInfo.L1INumWays,
g_oalCacheInfo.L1ILineSize, g_oalCacheInfo.L1ISize
);
// Initialize Interrupts
//
if (!OALIntrInit())
{
OALMSG(OAL_ERROR, (L"[OAL:ERR] OEMInit() : failed to initialize interrupts\r\n"));
}
// Initialize system clock
OALTimerInit(RESCHED_PERIOD, OEM_COUNT_1MS, 0);
// Initialize GPIO
//
InitializeGPIO();
// Initialize the KITL connection if required
RETAILMSG(1, (TEXT("OALKitlStart() \n\r")));
OALKitlStart();
Init_BspArgs();
OALMSG(OAL_FUNC, (L"-OEMInit\r\n"));
OALLogSetZones(logMask_Backup);
}
