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Attempt to fix the display corruption problems when using bootvid.sys on certain HW.

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svn path=/trunk/; revision=7792
This commit is contained in:
Filip Navara 2004-01-20 21:08:40 +00:00
parent ed59770cae
commit 930507af17
1 changed files with 4 additions and 3 deletions
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7
reactos/ntoskrnl/inbv/inbv.c
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@ -1,4 +1,4 @@
/* $Id: inbv.c,v 1.5 2003/12/30 18:52:03 fireball Exp $ /* $Id: inbv.c,v 1.6 2004/01/20 21:08:40 navaraf Exp $
* *
* COPYRIGHT: See COPYING in the top level directory * COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS kernel * PROJECT: ReactOS kernel
@ -106,6 +106,9 @@ InbvEnableBootDriver(IN BOOLEAN Enable)
if (Enable) if (Enable)
{ {
/* Notify the hal we will acquire the display. */
HalAcquireDisplayOwnership(InbvResetDisplayParameters);
Status = NtDeviceIoControlFile(BootVidDevice, Status = NtDeviceIoControlFile(BootVidDevice,
NULL, NULL,
NULL, NULL,
@ -121,9 +124,7 @@ InbvEnableBootDriver(IN BOOLEAN Enable)
KeBugCheck(0); KeBugCheck(0);
} }
BootVidDriverInstalled = TRUE; BootVidDriverInstalled = TRUE;
/* Notify the hal we have acquired the display. */
CHECKPOINT; CHECKPOINT;
HalAcquireDisplayOwnership(InbvResetDisplayParameters);
} }
else else
{ {