This is file "dumper.cpp".
//============================================================================== /* Copyright (c) 2008-2010, Isaac Marino Bavaresco All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. * Neither the name of the author nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission. THIS SOFTWARE IS PROVIDED BY THE AUTHOR ''AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ //============================================================================== // isaacbavaresco@yahoo.com.br //============================================================================== /* This program reads a core-dump generated by my routines for PIC18 micro-controllers (http://www.piclist.com/techref/member/IMB-yahoo-J86/core-dump-PIC18FxxJ6x.htm) and prints a (more or less) human-readable report. The dump-file structure is: Offset Contents --------- -------------- 0000 STATUS 0001 WREG 0002 FSR0L 0003 FSR0H 0004 RCON 0005 STKPTR 0006-0062 HARDWARE STACK 0063-1062 RAM */ //============================================================================== #include <io.h> #include <fcntl.h> #include <stdio.h> //============================================================================== // Struct to hold the critical registers which saved first in the core-dump. typedef struct { unsigned char STATUS; unsigned char WREG; unsigned char FSR0L; unsigned char FSR0H; unsigned char RCON; unsigned char STKPTR; } TS_Registers; //============================================================================== // Array to hold the hardware stack, which is the second data group saved. typedef unsigned char TA_HardwareStack[31][3]; //============================================================================== int Dump( int Handle ) { TS_Registers Registers; TA_HardwareStack HardwareStack; unsigned char RAM[4*1024]; unsigned int i, j; // Read the critical register values if( read( Handle, &Registers, sizeof Registers ) != sizeof Registers ) { printf( "\nFailure reading file!\n\n" ); return 2; } // Read the contents of the hardware stack. if( read( Handle, &HardwareStack, sizeof HardwareStack ) != sizeof HardwareStack ) { printf( "\nFailure reading file!\n\n" ); return 2; } // Read the remaining of the fila, which holds the MCU's RAM memory. if( read( Handle, RAM, sizeof RAM ) != sizeof RAM ) { printf( "\nFailure reading file!\n\n" ); return 2; } // Copy the registers saved first back to their correct RAM addresses. RAM[0xfd8] = Registers.STATUS; RAM[0xfe8] = Registers.WREG; RAM[0xfe9] = Registers.FSR0L; RAM[0xfea] = Registers.FSR0H; RAM[0xffc] = Registers.STKPTR; // Print the contents of the RAM. for( i = 0; i < sizeof RAM; i += 16 ) { printf( "%03X ", i ); for( j = 0; j < 16; j++ ) printf( " %02X", RAM[i + j] ); printf( " " ); for( j = 0; j < 16; j++ ) if( RAM[i + j] < 32 || RAM[i + j] > 126 ) printf( "." ); else printf( "%c", RAM[i + j] ); printf( "\n" ); } // Print the contents of the hardware stack. printf( "\nHardware Stack:\n\n" ); for( i = 0; i < sizeof HardwareStack / sizeof HardwareStack[0]; i++ ) { j = HardwareStack[i][0] | HardwareStack[i][1] << 8 | HardwareStack[i][2] << 16; printf( "%2u - %06X\n", sizeof HardwareStack / sizeof HardwareStack[0] - i, j ); } // The level 0 of the hardware stack doesn't exist really, it is hard-coded to zero. printf( " 0 - 000000\n" ); // printf( "\nSuccess!\n\n" ); return 0; } //============================================================================== int main( int ArgC, char *ArgV[] ) { int Handle; int Aux; if( ArgC < 2 ) { printf( "\nLacking file name!\n\n" ); return 3; } /* else if( ArgC == 3 ) { } else { printf( "\nExcess arguments!\n\n" ); return 3; } */ if(( Handle = open( ArgV[1], O_RDONLY | O_BINARY )) < 0 ) { printf( "\nFailure opening file %s!\n\n", ArgV[1] ); return 1; } Aux = Dump( Handle ); close( Handle ); return Aux; } //==============================================================================
file: /Techref/member/IMB-yahoo-J86/dumper.cpp.htm, 6KB, , updated: 2010/6/24 18:58, local time: 2024/11/7 15:48,
owner: IMB-yahoo-J86,
44.210.149.218:LOG IN ©2024 PLEASE DON'T RIP! THIS SITE CLOSES OCT 28, 2024 SO LONG AND THANKS FOR ALL THE FISH!
|
©2024 These pages are served without commercial sponsorship. (No popup ads, etc...).Bandwidth abuse increases hosting cost forcing sponsorship or shutdown. This server aggressively defends against automated copying for any reason including offline viewing, duplication, etc... Please respect this requirement and DO NOT RIP THIS SITE. Questions? <A HREF="http://www.ecomorder.com/techref/member/IMB-yahoo-J86/dumper.cpp.htm"> A core-dump implementation for PIC18 devices with on-chip Ethernet controller - dumper.cpp</A> |
Did you find what you needed? |