[greatlrd] 49928: DdHmgCreate(VOID) Bugfix the delay value DdHmgLock Cleanup it a bit, not fixed all bug yet

Author: greatlrd
Date: Fri Dec  3 15:24:15 2010
New Revision: 49928

URL: http://svn.reactos.org/svn/reactos?rev=49928&view=rev
Log:
DdHmgCreate(VOID)
Bugfix the delay value

DdHmgLock
Cleanup it a bit, not fixed all bug yet

Modified:
    branches/reactx/reactos/drivers/directx/dxg/ddhmg.c
    branches/reactx/reactos/drivers/directx/dxg/historic.c
    branches/reactx/reactos/drivers/directx/dxg/main.c

Modified: branches/reactx/reactos/drivers/directx/dxg/ddhmg.c
URL: http://svn.reactos.org/svn/reactos/branches/reactx/reactos/drivers/directx/d...
==============================================================================
--- branches/reactx/reactos/drivers/directx/dxg/ddhmg.c [iso-8859-1] (original)
+++ branches/reactx/reactos/drivers/directx/dxg/ddhmg.c [iso-8859-1] Fri Dec  3 15:24:15 2010
@@ -10,6 +10,10 @@

#include <dxg_int.h>

+#define GET_DHMG_INDEX(xxhandle) ((DWORD)(DWORD_PTR)xxhandle & 0x1FFFFF)
+#define GET_DHMG_ENTRY(index) (PDD_ENTRY)((PBYTE)gpentDdHmgr + (sizeof(DD_ENTRY) * index))
+
+
 /* The DdHmgr manger stuff */
 ULONG gcSizeDdHmgr =  64 * sizeof(DD_ENTRY);
 PDD_ENTRY gpentDdHmgr = NULL;
@@ -19,15 +23,6 @@

HANDLE ghFreeDdHmgr = 0;
 HSEMAPHORE ghsemHmgr = NULL;
-
-BOOL
-FASTCALL
-VerifyObjectOwner(PDD_ENTRY pEntry)
-{
-    DWORD Pid = (DWORD)(DWORD_PTR)PsGetCurrentProcessId() & 0xFFFFFFFC;
-    DWORD check = pEntry->ObjectOwner.ulObj & 0xFFFFFFFE;
-    return ( (check == Pid) || (!check));
-}

/*++
 * @name DdHmgCreate
@@ -61,6 +56,7 @@
             if (gpLockShortDelay)
             {
                 gpLockShortDelay->HighPart = -1;
+                gpLockShortDelay->LowPart = -100000;
                 return TRUE;
             }

@@ -144,32 +140,26 @@
 FASTCALL
 DdHmgLock(HANDLE DdHandle, UCHAR ObjectType, BOOLEAN LockOwned)
 {
+    DWORD Index = GET_DHMG_INDEX(DdHandle);
+    PDD_ENTRY pEntry = NULL;
+    PDD_ENTRY Object = NULL;

-    DWORD Index = (DWORD)(DWORD_PTR)DdHandle & 0x1FFFFF;
-    PDD_ENTRY pEntry = NULL;
-    PVOID Object = NULL;
-
-    if ( !LockOwned )
+    if ( LockOwned )
     {
         EngAcquireSemaphore(ghsemHmgr);
     }

if ( Index < gcMaxDdHmgr )
     {
-        pEntry = (PDD_ENTRY)((PBYTE)gpentDdHmgr + (sizeof(DD_ENTRY) * Index));
-        if ( VerifyObjectOwner(pEntry) )
+        pEntry = GET_DHMG_ENTRY(Index);
+
+        if ( (pEntry->Objt == ObjectType ) &&
+             (pEntry->FullUnique == (((DWORD)DdHandle >> 21) & 0x7FF) ) &&
+             (pEntry->pobj->cExclusiveLock == 0) &&
+             (pEntry->pobj->Tid == PsGetCurrentThread()) )
         {
-            /* FIXME
-            if ( (pEntry->Objt == ObjectType ) &&
-                 (pEntry->FullUnique == (((DWORD)DdHandle >> 21) & 0x7FF) ) &&
-                 (pEntry->pobj->cExclusiveLock == 0) &&
-                 (pEntry->pobj->Tid == PsGetCurrentThread()))
-               {
-                    InterlockedIncrement(&pEntry->pobj->cExclusiveLock);
-                    pEntry->pobj->Tid = PsGetCurrentThread();
-                    Object = pEntry->pobj;
-               }
-           */
+            // FIXME InterlockedIncrement(&pEntry->pobj->cExclusiveLock);
+            Object = pEntry;
         }
     }

@@ -180,3 +170,4 @@

return Object;
 }
+

Modified: branches/reactx/reactos/drivers/directx/dxg/historic.c
URL: http://svn.reactos.org/svn/reactos/branches/reactx/reactos/drivers/directx/d...
==============================================================================
--- branches/reactx/reactos/drivers/directx/dxg/historic.c [iso-8859-1] (original)
+++ branches/reactx/reactos/drivers/directx/dxg/historic.c [iso-8859-1] Fri Dec  3 15:24:15 2010
@@ -7,6 +7,7 @@
  * PROGRAMER:        Magnus olsen ([e-mail])
  * REVISION HISTORY:
  *       15/10-2007   Magnus Olsen
+ *       20/11-2010   Magnus Olsen All function match windows7
  */

#include <dxg_int.h>
@@ -39,7 +40,7 @@
 * Always returns DDHAL_DRIVER_NOTHANDLED
 *
 * @remarks.
-* This function is no longer used in Windows NT 2000/XP/2003
+* This function is no longer used in Windows NT 2000/XP/2003/2008/7
 *
 *--*/
 DWORD
@@ -74,7 +75,7 @@
 * Always returns DDERR_UNSUPPORTED
 *
 * @remarks.
-* This function is no longer used in Windows NT 2000/XP/2003
+* This function is no longer used in Windows NT 2000/XP/2003/2008/7
 *
 *--*/
 DWORD

Modified: branches/reactx/reactos/drivers/directx/dxg/main.c
URL: http://svn.reactos.org/svn/reactos/branches/reactx/reactos/drivers/directx/d...
==============================================================================
--- branches/reactx/reactos/drivers/directx/dxg/main.c [iso-8859-1] (original)
+++ branches/reactx/reactos/drivers/directx/dxg/main.c [iso-8859-1] Fri Dec  3 15:24:15 2010
@@ -11,6 +11,8 @@

#include <dxg_int.h>
 #include "dxg_driver.h"
+
+#define DXG_DRIVER_VERSION 0x80000

LONG gcDummyPageRefCnt = 0;
 HSEMAPHORE ghsemDummyPage = NULL;
@@ -28,7 +30,7 @@
 DriverEntry(IN PVOID Context1,
             IN PVOID Context2)
 {
-    return 0;
+    return STATUS_SUCCESS;
 }

NTSTATUS
@@ -59,7 +61,7 @@
     /*
      * Setup internal driver functions list we got from dxg driver functions list
      */
-    pDxgDrv->iDriverVersion = 0x80000; /* Note 12/1-2004 : DirectX 8 ? */
+	pDxgDrv->iDriverVersion = DXG_DRIVER_VERSION;
     pDxgDrv->c = gcDxgFuncs;
     pDxgDrv->pdrvfn = gaDxgFuncs;

@@ -133,6 +135,6 @@
         ghsemDummyPage = 0;
     }

-    return 0;
+    return STATUS_SUCCESS;
 }