- Initialize the fpu control register within the context structure.

svn path=/trunk/; revision=4605
This commit is contained in:
Hartmut Birr 2003-04-27 18:58:00 +00:00
parent 371b0fd87e
commit b5d5cf6145
2 changed files with 9 additions and 2 deletions

View file

@ -378,7 +378,10 @@ NTSTATUS STDCALL RtlInitializeContextEx
memset(Context, 0, sizeof(CONTEXT)); memset(Context, 0, sizeof(CONTEXT));
Context->ContextFlags = CONTEXT_FULL; Context->ContextFlags = CONTEXT_FULL;
Context->FloatSave.ControlWord = 0xffff037f;
Context->FloatSave.StatusWord = 0xffff0000;
Context->FloatSave.TagWord = 0xffffffff;
Context->FloatSave.DataSelector = 0xffff0000;
Context->Eip = (ULONG_PTR)StartAddress; Context->Eip = (ULONG_PTR)StartAddress;
Context->SegGs = USER_DS; Context->SegGs = USER_DS;
Context->SegFs = TEB_SELECTOR; Context->SegFs = TEB_SELECTOR;

View file

@ -16,7 +16,7 @@
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/ */
/* $Id: init.c,v 1.39 2003/04/26 23:13:31 hyperion Exp $ /* $Id: init.c,v 1.40 2003/04/27 18:58:00 hbirr Exp $
* *
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
* FILE: ntoskrnl/ldr/init.c * FILE: ntoskrnl/ldr/init.c
@ -507,6 +507,10 @@ LdrLoadInitialProcess(PHANDLE ProcessHandle,
#if defined(_M_IX86) #if defined(_M_IX86)
memset(&Context,0,sizeof(CONTEXT)); memset(&Context,0,sizeof(CONTEXT));
Context.ContextFlags = CONTEXT_FULL; Context.ContextFlags = CONTEXT_FULL;
Context.FloatSave.ControlWord = 0xffff037f;
Context.FloatSave.StatusWord = 0xffff0000;
Context.FloatSave.TagWord = 0xffffffff;
Context.FloatSave.DataSelector = 0xffff0000;
Context.Eip = (ULONG_PTR)(ImageBaseAddress + (ULONG_PTR)Sii.EntryPoint); Context.Eip = (ULONG_PTR)(ImageBaseAddress + (ULONG_PTR)Sii.EntryPoint);
Context.SegCs = USER_CS; Context.SegCs = USER_CS;
Context.SegDs = USER_DS; Context.SegDs = USER_DS;