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Added debug dump in case of tripple fault

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This commit is contained in:
Stanislav Shwartsman 2005-08-08 21:03:32 +00:00
parent 37bd193337
commit c9e44fb695
1 changed files with 8 additions and 5 deletions
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13
bochs/cpu/exception.cc
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@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: exception.cc,v 1.62 2005-08-04 19:31:59 sshwarts Exp $
// $Id: exception.cc,v 1.63 2005-08-08 21:03:32 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2001 MandrakeSoft S.A.
@ -791,9 +791,10 @@ void BX_CPU_C::interrupt(Bit8u vector, bx_bool is_INT, bx_bool is_error_code, Bi
#if BX_SUPPORT_X86_64
if (BX_CPU_THIS_PTR msr.lma) {
long_mode_int(vector, is_INT, is_error_code, error_code);
return;
}
else
#endif // #if BX_SUPPORT_X86_64
if(real_mode()) {
real_mode_int(vector, is_INT, is_error_code, error_code);
}
@ -840,8 +841,9 @@ void BX_CPU_C::exception(unsigned vector, Bit16u error_code, bx_bool is_INT)
BX_CPU_THIS_PTR errorno++;
if (BX_CPU_THIS_PTR errorno >= 3) {
#if BX_RESET_ON_TRIPLE_FAULT
BX_ERROR(("exception(): 3rd (%d) exception with no resolution, shutdown status is %02xh, resetting", vector, DEV_cmos_get_reg(0x0f)));
bx_pc_system.Reset( BX_RESET_SOFTWARE );
BX_ERROR(("exception(): 3rd (%d) exception with no resolution, shutdown status is %02xh, resetting", vector, DEV_cmos_get_reg(0x0f)));
debug(BX_CPU_THIS_PTR prev_eip);
bx_pc_system.Reset(BX_RESET_SOFTWARE);
#else
BX_PANIC(("exception(): 3rd (%d) exception with no resolution", vector));
BX_ERROR(("WARNING: Any simulation after this point is completely bogus."));
@ -859,7 +861,8 @@ void BX_CPU_C::exception(unsigned vector, Bit16u error_code, bx_bool is_INT)
if ( (BX_CPU_THIS_PTR errorno==2) && (BX_CPU_THIS_PTR curr_exception[0]==BX_ET_DOUBLE_FAULT) ) {
#if BX_RESET_ON_TRIPLE_FAULT
BX_INFO(("exception(): triple fault encountered, shutdown status is %02xh, resetting", DEV_cmos_get_reg(0x0f)));
bx_pc_system.Reset( BX_RESET_SOFTWARE );
debug(BX_CPU_THIS_PTR prev_eip);
bx_pc_system.Reset(BX_RESET_SOFTWARE);
#else
BX_PANIC(("exception(): triple fault encountered"));
BX_ERROR(("WARNING: Any simulation after this point is completely bogus."));