valter/dosbox-staging
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2 new debug commands(Fizzban)

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Imported-from: https://svn.code.sf.net/p/dosbox/code-0/dosbox/trunk@1606
This commit is contained in:
Peter Veenstra 2004-01-27 14:52:28 +00:00
parent 5c9b46a52c
commit 2b88ae212e
1 changed files with 46 additions and 1 deletions
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47
src/debug/debug.cpp
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@ -16,7 +16,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
/* $Id: debug.cpp,v 1.51 2004-01-14 19:54:14 finsterr Exp $ */
/* $Id: debug.cpp,v 1.52 2004-01-27 14:52:28 qbix79 Exp $ */
#include "programs.h"
@ -59,6 +59,7 @@ Bit32u GetHexValue(char* str, char*& hex);
void LogGDT(void);
void LogLDT(void);
void LogIDT(void);
void OutputVecTable(char* filename);
class DEBUG;
@ -1096,6 +1097,30 @@ bool ParseCommand(char* str)
LogIDT();
}
found = strstr(str,"INTVEC ");
if (found)
{
found += 7;
while (found[0]==' ') found++;
if (found[0] != 0)
OutputVecTable(found);
}
found = strstr(str,"INTHAND ");
if (found)
{
found += 8;
while (found[0]==' ') found++;
if (found[0] != 0)
{
Bit8u intNr = (Bit8u)GetHexValue(found,found);
DEBUG_ShowMsg("DEBUG: Set code overview to interrupt handler %X",intNr);
codeViewData.useCS = mem_readw(intNr*4+2);
codeViewData.useEIP = mem_readw(intNr*4);
return true;
}
}
/* found = strstr(str,"EXCEPTION ");
if (found) {
found += 9;
@ -1152,6 +1177,10 @@ bool ParseCommand(char* str)
wprintw(dbg.win_out,"MEMDUMP [seg]:[off] [len] - Write memory to file memdump.txt\n");
wprintw(dbg.win_out,"SELINFO [segName] - Show selector info\n");
wprintw(dbg.win_out,"INTVEC [filename] - Writes interrupt vector table to file\n");
wprintw(dbg.win_out,"INTHAND [intNum] - Set code view to interrupt handler\n");
wprintw(dbg.win_out,"H - Help\n");
wrefresh(dbg.win_out);
@ -1767,6 +1796,22 @@ void SaveMemory(Bitu seg, Bitu ofs1, Bit32s num)
DEBUG_ShowMsg("DEBUG: Memory dump success.");
};
void OutputVecTable(char* filename)
{
FILE* f = fopen(filename, "wt");
if (!f)
{
DEBUG_ShowMsg("DEBUG: Output of interrupt vector table failed.");
return;
}
for (int i=0; i<256; i++)
fprintf(f,"INT %02X: %04X:%04X\n", i, mem_readw(i*4+2), mem_readw(i*4));
fclose(f);
DEBUG_ShowMsg("DEBUG: Interrupt vector table written to %s.", filename);
}
// HEAVY DEBUGGING STUFF
#if C_HEAVY_DEBUG