initedbg.c

来自「WinCE 3.0 BSP, 包含Inter SA1110, Intel_815」· C语言 代码 · 共 78 行

/*++
THIS CODE AND INFORMATION IS PROVIDED "AS IS" WITHOUT WARRANTY OF
ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO
THE IMPLIED WARRANTIES OF MERCHANTABILITY AND/OR FITNESS FOR A
PARTICULAR PURPOSE.
Copyright (c) 1995-2000 Microsoft Corporation.  All rights reserved.

Module Name:  
        traninit.c
Abstract:  
        initialize debug transport for EDBG
Functions:


Notes: 

--*/

/*****************************************************************************
* 
*   @doc EXTERNAL OEM
*
*   @module debug.c | OEM Debug Serial Monitor Routines
*
******************************************************************************/
#include <windows.h>
#include <nkintr.h>
#include <armintboot.h>

extern DWORD EdbgDebugZone;
extern HARP_BOOT_ARGS *pBootArgs;

/* InitDebugEther
 *
 *   Initialize debug Ether support for platform if requested (flag must be
 *   set in boot parameters area).  Called from OEMInit().
 */
void
InitDebugEther()
{

    // Check for magic number to make sure parameter area is valid.
        OEMWriteDebugString(TEXT("Using Debug Ethernet card\n"));

        // Read debug zone mask from boot args
        if ( pBootArgs->dwEdbgDebugZone )
            EdbgDebugZone = pBootArgs->dwEdbgDebugZone;

        // EdbgInit() will call our OEMEthInit routine to initialize debug Ether HW.
        if ( EdbgInit() ) {
            // Attempt to configure debug services over ethernet.  SetKernelCommDev will block
            // (calling EdbgRegisterDfltClient) until the desktop application is started, and
            // will set up the necessary kernel hooks to route data to the peer.


            if ( (pBootArgs->ucEshellFlags & EDBG_FL_DBGMSG) && 
                 SetKernelCommDev(KERNEL_SVC_DBGMSG,KERNEL_COMM_ETHER) ) {
                EdbgOutputDebugString("Switched to ethernet for debug messages, host: %s, port: %d\r\n",
                                      inet_ntoa(pBootArgs->DbgHostAddr.dwIP),
                                      ntohs(pBootArgs->DbgHostAddr.wPort));
            }
            if ( (pBootArgs->ucEshellFlags & EDBG_FL_PPSH) &&
                 SetKernelCommDev(KERNEL_SVC_PPSH,KERNEL_COMM_ETHER) ) {
                EdbgOutputDebugString("Switched to ethernet for PPSH, host: %s, port: %d\r\n",
                                      inet_ntoa(pBootArgs->CeshHostAddr.dwIP),
                                      ntohs(pBootArgs->CeshHostAddr.wPort));
            }
            if ( (pBootArgs->ucEshellFlags & EDBG_FL_KDBG) &&
                 SetKernelCommDev(KERNEL_SVC_KDBG,KERNEL_COMM_ETHER) ) {
                EdbgOutputDebugString("Switched to ethernet for KDBG, host: %s, port: %d\r\n",
                                      inet_ntoa(pBootArgs->KdbgHostAddr.dwIP),
                                      ntohs(pBootArgs->KdbgHostAddr.wPort));
            }
        } else
            OEMWriteDebugString(TEXT("EdbgInit failed, not using debug Ethernet services\r\n"));
}