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- add BX_SCHEDULED_DIE_TIME which causes Bochs to exit automatically after a

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certain number of instructions.  I use it for performance testing, and it
  won't hurt anyone unless they are foolish enough to enable it in config.h.
  Of course it is disabled by default!
This commit is contained in:
Bryce Denney 2002-09-01 15:38:29 +00:00
parent 572fc4ed57
commit ffc84c8be9
2 changed files with 14 additions and 1 deletions
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6
bochs/config.h.in
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@ -620,4 +620,10 @@ typedef unsigned int Boolean;
#define BX_CDROM_NAME "CD-ROM"
#endif
// This is handy for certain performance testing purposes, but otherwise
// totally useless. If you define BX_SCHEDULED_DIE_TIME then it enables code
// in bx_pit_c::periodic that will cause Bochs to exit() after a certain number
// of instructions.
//#define BX_SCHEDULED_DIE_TIME 1162230000 // end of redhat6.0 boot
#endif // _BX_CONFIG_H

9
bochs/iodev/pit_wrap.cc
View File

@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: pit_wrap.cc,v 1.20 2002-08-27 19:54:46 bdenney Exp $
// $Id: pit_wrap.cc,v 1.21 2002-09-01 15:38:29 bdenney Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2002 MandrakeSoft S.A.
@ -404,6 +404,13 @@ bx_pit_c::periodic( Bit32u usec_delta )
Boolean want_interrupt = 0;
Bit32u ticks_delta = 0;
#ifdef BX_SCHEDULED_DIE_TIME
if (bx_pc_system.time_ticks() > BX_SCHEDULED_DIE_TIME) {
BX_ERROR (("ticks exceeded scheduled die time, quitting"));
BX_EXIT (2);
}
#endif
#if BX_USE_REALTIME_PIT
ticks_delta=(Bit32u)(USEC_TO_TICKS(usec_delta));
if((BX_PIT_THIS s.total_ticks + ticks_delta) < (BX_PIT_THIS s.max_ticks)) {