main.c

来自「SAMSUNG S3C6410 CPU BSP for winmobile6」· C语言 代码 · 共 1,638 行 · 第 1/4 页

//
// Copyright (c) Microsoft Corporation.  All rights reserved.
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//
//
//
// Use of this source code is subject to the terms of the Microsoft end-user
// license agreement (EULA) under which you licensed this SOFTWARE PRODUCT.
// If you did not accept the terms of the EULA, you are not authorized to use
// this source code. For a copy of the EULA, please see the LICENSE.RTF on your
// install media.
//

#include <windows.h>
#include <bsp.h>
#include <ethdbg.h>
#include <fmd.h>
#include "loader.h"
#include "usb.h"
#include <XsrTypes.h>
#include <BML.h>

#include "s3c6410_ldi.h"
#include "s3c6410_display_con.h"
#include "InitialImage_rgb16_320x240.h"


// For USB Download function.
extern BOOL UbootReadData (DWORD cbData, LPBYTE pbData);
extern BOOL InitUSB ();
extern void Isr_Init();
// For USB Download function.

char *inet_ntoa(DWORD dwIP);
DWORD inet_addr( char *pszDottedD );
BOOL EbootInitEtherTransport (EDBG_ADDR *pEdbgAddr, LPDWORD pdwSubnetMask,
                              BOOL *pfJumpImg,
                              DWORD *pdwDHCPLeaseTime,
                              UCHAR VersionMajor, UCHAR VersionMinor,
                              char *szPlatformString, char *szDeviceName,
                              UCHAR CPUId, DWORD dwBootFlags);
BOOL EbootEtherReadData (DWORD cbData, LPBYTE pbData);
EDBG_OS_CONFIG_DATA *EbootWaitForHostConnect (EDBG_ADDR *pDevAddr, EDBG_ADDR *pHostAddr);
extern UINT32 BLFlashDownload();
// End   ***************************************

// Display Function
static void InitializeDisplay(void);


// Globals
//
DWORD			EdbgDebugZone;
DWORD			g_ImageType;
MultiBINInfo		g_BINRegionInfo;
PBOOT_CFG		g_pBootCfg;
UCHAR			g_TOC[NAND_SECTOR_SIZE];
const PTOC 		g_pTOC = (PTOC)&g_TOC;
DWORD			g_dwTocEntry;
BOOL			g_bBootMediaExist = FALSE;
BOOL			g_bDownloadImage  = TRUE;
BOOLEAN			g_bUSBDownload = FALSE;
// jylee
BOOLEAN			g_bT32Download = FALSE;

EDBG_ADDR 		g_DeviceAddr;	// NOTE: global used so it remains in scope throughout download process
								// since eboot library code keeps a global pointer to the variable provided.

DWORD			wNUM_BLOCKS;

// External definitions.
//
//extern const BYTE ScreenBitmap[];



/*
    @func   void | SpinForever | Halts execution (used in error conditions).
    @rdesc
    @comm
    @xref
*/
static void SpinForever(void)
{
    EdbgOutputDebugString("SpinForever...\r\n");

    while(1)
    {
        ;
    }
}


/*
    @func   void | main | Samsung bootloader C routine entry point.
    @rdesc  N/A.
    @comm
    @xref
*/
void main(void)
{

    // Clear LEDs.
    //
//    OEMWriteDebugLED(0, 0xF);

    // Common boot loader (blcommon) main routine.
    //    
//	OALMSG(1, (TEXT("\r\n============---------------\r\n")));
	volatile UINT32 uTemp;

	uTemp = Inp32SYSC(0x900);
	Outp32SYSC(0x900, uTemp|(1<<16)); // unmask usb signal
//	OTGDEV_InitPhyCon();
//	OTGDEV_SoftResetCore();
//	OTGDEV_InitCore();


//	OTGDEV_InitOtg(USB_HIGH);
	OTGDEV_SetSoftDisconnect();	

	BootloaderMain();

    // Should never get here.
    //
    SpinForever();
}

/*
    @func   void | SetIP | Accepts IP address from user input.
    @rdesc  N/A.
    @comm
    @xref
*/

static void SetIP(PBOOT_CFG pBootCfg)
{
    CHAR   szDottedD[16 + 1];   // The string used to collect the dotted decimal IP address.
    USHORT cwNumChars = 0;
    USHORT InChar = 0;

    EdbgOutputDebugString("\r\nEnter new IP address: ");

    while(!((InChar == 0x0d) || (InChar == 0x0a)))
    {
        InChar = OEMReadDebugByte();
        if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
        {
            // If it's a number or a period, add it to the string.
            //
            if (InChar == '.' || (InChar >= '0' && InChar <= '9'))
            {
                if (cwNumChars < 16)
                {
                    szDottedD[cwNumChars++] = (char)InChar;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
            // If it's a backspace, back up.
            //
            else if (InChar == 8)
            {
                if (cwNumChars > 0)
                {
                    cwNumChars--;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
        }
    }

    // If it's a carriage return with an empty string, don't change anything.
    //
    if (cwNumChars)
    {
        szDottedD[cwNumChars] = '\0';
        pBootCfg->EdbgAddr.dwIP = inet_addr(szDottedD);
    }
}


/*
    @func   void | SetMask | Accepts subnet mask from user input.
    @rdesc  N/A.
    @comm
    @xref
*/
static void SetMask(PBOOT_CFG pBootCfg)
{
    CHAR szDottedD[16 + 1]; // The string used to collect the dotted masks.
    USHORT cwNumChars = 0;
    USHORT InChar = 0;

    EdbgOutputDebugString("\r\nEnter new subnet mask: ");

    while(!((InChar == 0x0d) || (InChar == 0x0a)))
    {
        InChar = OEMReadDebugByte();
        if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
        {
            // If it's a number or a period, add it to the string.
            //
            if (InChar == '.' || (InChar >= '0' && InChar <= '9'))
            {
                if (cwNumChars < 16)
                {
                    szDottedD[cwNumChars++] = (char)InChar;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
            // If it's a backspace, back up.
            //
            else if (InChar == 8)
            {
                if (cwNumChars > 0)
                {
                    cwNumChars--;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
        }
    }

    // If it's a carriage return with an empty string, don't change anything.
    //
    if (cwNumChars)
    {
        szDottedD[cwNumChars] = '\0';
        pBootCfg->SubnetMask = inet_addr(szDottedD);
    }
}


/*
    @func   void | SetDelay | Accepts an autoboot delay value from user input.
    @rdesc  N/A.
    @comm
    @xref
*/
static void SetDelay(PBOOT_CFG pBootCfg)
{
    CHAR szCount[16 + 1];
    USHORT cwNumChars = 0;
    USHORT InChar = 0;

    EdbgOutputDebugString("\r\nEnter maximum number of seconds to delay [1-255]: ");

    while(!((InChar == 0x0d) || (InChar == 0x0a)))
    {
        InChar = OEMReadDebugByte();
        if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
        {
            // If it's a number or a period, add it to the string.
            //
            if ((InChar >= '0' && InChar <= '9'))
            {
                if (cwNumChars < 16)
                {
                    szCount[cwNumChars++] = (char)InChar;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
            // If it's a backspace, back up.
            //
            else if (InChar == 8)
            {
                if (cwNumChars > 0)
                {
                    cwNumChars--;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
        }
    }

    // If it's a carriage return with an empty string, don't change anything.
    //
    if (cwNumChars)
    {
        szCount[cwNumChars] = '\0';
        pBootCfg->BootDelay = atoi(szCount);
        if (pBootCfg->BootDelay > 255)
        {
            pBootCfg->BootDelay = 255;
        }
        else if (pBootCfg->BootDelay < 1)
        {
            pBootCfg->BootDelay = 1;
        }
    }
}


static ULONG mystrtoul(PUCHAR pStr, UCHAR nBase)
{
    UCHAR nPos=0;
    BYTE c;
    ULONG nVal = 0;
    UCHAR nCnt=0;
    ULONG n=0;

    // fulllibc doesn't implement isctype or iswctype, which are needed by
    // strtoul, rather than including coredll code, here's our own simple strtoul.

    if (pStr == NULL)
        return(0);

    for (nPos=0 ; nPos < strlen(pStr) ; nPos++)
    {
        c = tolower(*(pStr + strlen(pStr) - 1 - nPos));
        if (c >= '0' && c <= '9')
            c -= '0';
        else if (c >= 'a' && c <= 'f')
        {
            c -= 'a';
            c  = (0xa + c);
        }

        for (nCnt = 0, n = 1 ; nCnt < nPos ; nCnt++)
        {
            n *= nBase;
        }
        nVal += (n * c);
    }

    return(nVal);
}


static void CvtMAC(USHORT MacAddr[3], char *pszDottedD )
{
    DWORD cBytes;
    char *pszLastNum;
    int atoi (const char *s);
    int i=0;
    BYTE *p = (BYTE *)MacAddr;
    char InChar = 0;

    // Replace the dots with NULL terminators
    pszLastNum = pszDottedD;
    for(cBytes = 0 ; cBytes < 6 ; cBytes++)
    {
			InChar = *pszDottedD;
        while((InChar != '.') && (InChar != '\0'))
        {
            pszDottedD++;
        }
			InChar = *pszDottedD;
        if ((InChar == '\0') && cBytes != 5)
        {
            // zero out the rest of MAC address
            while(i++ < 6)
            {
                *p++ = 0;
            }
            break;
        }
        *pszDottedD = '\0';
        *p++ = (BYTE)(mystrtoul(pszLastNum, 16) & 0xFF);
        i++;
        pszLastNum = ++pszDottedD;
    }
}


static void SetCS8900MACAddress(PBOOT_CFG pBootCfg)
{
    CHAR szDottedD[24];
    USHORT cwNumChars = 0;
    USHORT InChar = 0;

    memset(szDottedD, 0x0 /*'0'*/, 24);

    EdbgOutputDebugString ( "\r\nEnter new MAC address in hexadecimal (hh.hh.hh.hh.hh.hh): ");

    while(!((InChar == 0x0d) || (InChar == 0x0a)))
    {
        InChar = OEMReadDebugByte();
        InChar = tolower(InChar);
        if (InChar != OEM_DEBUG_COM_ERROR && InChar != OEM_DEBUG_READ_NODATA)
        {
            // If it's a hex number or a period, add it to the string.
            //
            if (InChar == '.' || (InChar >= '0' && InChar <= '9') || (InChar >= 'a' && InChar <= 'f'))
            {
                if (cwNumChars < 17)
                {
                    szDottedD[cwNumChars++] = (char)InChar;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
            else if (InChar == 8)       // If it's a backspace, back up.
            {
                if (cwNumChars > 0)
                {
                    cwNumChars--;
                    OEMWriteDebugByte((BYTE)InChar);
                }
            }
        }
    }

    EdbgOutputDebugString ( "\r\n");