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Fix PAE functionality

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This commit is contained in:
Stanislav Shwartsman 2005-04-14 16:44:40 +00:00
parent 301b491a3f
commit 495102369f
1 changed files with 10 additions and 1 deletions
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11
bochs/cpu/paging.cc
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@ -1,5 +1,5 @@
/////////////////////////////////////////////////////////////////////////
// $Id: paging.cc,v 1.58 2005-03-03 20:24:52 sshwarts Exp $
// $Id: paging.cc,v 1.59 2005-04-14 16:44:40 sshwarts Exp $
/////////////////////////////////////////////////////////////////////////
//
// Copyright (C) 2001 MandrakeSoft S.A.
@ -421,6 +421,15 @@ BX_CPU_C::pagingCR4Changed(Bit32u oldCR4, Bit32u newCR4)
if (bx_dbg.paging)
BX_INFO(("pagingCR4Changed(0x%x -> 0x%x):", oldCR4, newCR4));
#if BX_SupportPAE
if ( (oldCR4 & 0x00000020) != (newCR4 & 0x00000020) ) {
if (BX_CPU_THIS_PTR cr4.get_PAE())
BX_CPU_THIS_PTR cr3_masked = BX_CPU_THIS_PTR cr3 & 0xffffffe0;
else
BX_CPU_THIS_PTR cr3_masked = BX_CPU_THIS_PTR cr3 & 0xfffff000;
}
#endif
}
void BX_CPP_AttrRegparmN(1)