[sginsberg] 35529: - Add EFLAGS_IOPL to asm.h and make use of it in assembly - Fix a potential 64-bit warning in handle.c - Comment fixes

Author: sginsberg
Date: Fri Aug 22 09:29:01 2008
New Revision: 35529

URL: http://svn.reactos.org/svn/reactos?rev=35529&view=rev
Log:
- Add EFLAGS_IOPL to asm.h and make use of it in assembly
- Fix a potential 64-bit warning in handle.c
- Comment fixes

Modified:
    trunk/reactos/include/ndk/asm.h
    trunk/reactos/ntoskrnl/ex/handle.c
    trunk/reactos/ntoskrnl/ex/locale.c
    trunk/reactos/ntoskrnl/ke/i386/boot.S
    trunk/reactos/ntoskrnl/ke/i386/exp.c
    trunk/reactos/ntoskrnl/ke/i386/thrdini.c
    trunk/reactos/ntoskrnl/ke/i386/trap.s
    trunk/reactos/ntoskrnl/ke/i386/v86m_sup.S
    trunk/reactos/ntoskrnl/ps/kill.c

Modified: trunk/reactos/include/ndk/asm.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/include/ndk/asm.h?rev=3552…
==============================================================================
--- trunk/reactos/include/ndk/asm.h [iso-8859-1] (original)
+++ trunk/reactos/include/ndk/asm.h [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -450,6 +450,7 @@
 #ifdef __ASM__
 #define EFLAGS_TF                               0x100
 #define EFLAGS_INTERRUPT_MASK                   0x200
+#define EFLAGS_IOPL                             0x3000
 #define EFLAGS_NESTED_TASK                      0x4000
 #define EFLAGS_V86_MASK                         0x20000
 #define EFLAGS_ALIGN_CHECK                      0x40000

Modified: trunk/reactos/ntoskrnl/ex/handle.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ex/handle.c?rev=3…
==============================================================================
--- trunk/reactos/ntoskrnl/ex/handle.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ex/handle.c [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -59,7 +59,7 @@
         /* Direct index */
         case 0:
 
-            /* Use level 1 and just get the entry directlry */
+            /* Use level 1 and just get the entry directly */
             Level1 = (PUCHAR)TableBase;
             Entry = (PVOID)&Level1[Handle.Value *
                                    (sizeof(HANDLE_TABLE_ENTRY) /
@@ -210,8 +210,8 @@
     PEPROCESS Process = HandleTable->QuotaProcess;
     ULONG i, j;
     ULONG_PTR TableCode = HandleTable->TableCode;
-    ULONG TableLevel = TableCode & 3;
     ULONG_PTR TableBase = TableCode & ~3;
+    ULONG TableLevel = (ULONG)(TableCode & 3);
     PHANDLE_TABLE_ENTRY Level1, *Level2, **Level3;
     PAGED_CODE();
 

Modified: trunk/reactos/ntoskrnl/ex/locale.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ex/locale.c?rev=3…
==============================================================================
--- trunk/reactos/ntoskrnl/ex/locale.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ex/locale.c [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -74,7 +74,7 @@
             /* Success, is the value the right type? */
             if (ValueInfo->Type == REG_SZ)
             {
-                /* It is. Initailize the data and convert it */
+                /* It is. Initialize the data and convert it */
                 RtlInitUnicodeString(&ValueString, (PWSTR)ValueInfo->Data);
                 Status = RtlUnicodeStringToInteger(&ValueString, 16, &Value);
                 if (NT_SUCCESS(Status))

Modified: trunk/reactos/ntoskrnl/ke/i386/boot.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/boot.S?re…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/boot.S [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/boot.S [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -36,7 +36,7 @@
     test dword ptr [esp+4], 0x80000000
     jnz _KiSystemStartupReal@4
 
-    /* FREELDR Boot: Cal the FreeLDR wrapper */
+    /* FREELDR Boot: Call the FreeLDR wrapper */
     jmp @KiRosPrepareForSystemStartup@8
 .endfunc
 

Modified: trunk/reactos/ntoskrnl/ke/i386/exp.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/exp.c?rev…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/exp.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/exp.c [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -72,7 +72,7 @@
     extern KIDTENTRY KiIdt[MAXIMUM_IDTVECTOR];
 
     /* Loop the IDT */
-    for (i = 0; i <= MAXIMUM_IDTVECTOR; i ++)
+    for (i = 0; i <= MAXIMUM_IDTVECTOR; i++)
     {
         /* Save the current Selector */
         FlippedSelector = KiIdt[i].Selector;
@@ -113,7 +113,7 @@
     /* Check if the caller gave us a mask */
     if (!DrMask)
     {
-        /* He didn't use the one from the thread */
+        /* He didn't, use the one from the thread */
         Mask = KeGetCurrentThread()->DispatcherHeader.DebugActive;
     }
     else
@@ -266,7 +266,7 @@
 NTAPI
 KiSsFromTrapFrame(IN PKTRAP_FRAME TrapFrame)
 {
-    /* If this was V86 Mode */
+    /* Check if this was V86 Mode */
     if (TrapFrame->EFlags & EFLAGS_V86_MASK)
     {
         /* Just return it */
@@ -274,7 +274,7 @@
     }
     else if (TrapFrame->SegCs & MODE_MASK)
     {
-        /* Usermode, return the User SS */
+        /* User mode, return the User SS */
         return TrapFrame->HardwareSegSs | RPL_MASK;
     }
     else
@@ -599,7 +599,7 @@
     }
 
     /* Check if thread has IOPL and force it enabled if so */
-    if (KeGetCurrentThread()->Iopl) TrapFrame->EFlags |= 0x3000;
+    if (KeGetCurrentThread()->Iopl) TrapFrame->EFlags |= EFLAGS_IOPL;
 
     /* Restore IRQL */
     if (OldIrql < APC_LEVEL) KeLowerIrql(OldIrql);

Modified: trunk/reactos/ntoskrnl/ke/i386/thrdini.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/thrdini.c…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/thrdini.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/thrdini.c [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -132,7 +132,7 @@
             Thread->NpxState = NPX_STATE_NOT_LOADED &~ CR0_MP;
         }
 
-        /* Disable any debug regiseters */
+        /* Disable any debug registers */
         Context->ContextFlags &= ~CONTEXT_DEBUG_REGISTERS;
 
         /* Setup the Trap Frame */

Modified: trunk/reactos/ntoskrnl/ke/i386/trap.s
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/trap.s?re…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/trap.s [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/trap.s [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -1836,7 +1836,7 @@
 CheckRing3Io:
     /* Get EFLAGS and IOPL */
     mov ebx, [ebp+KTRAP_FRAME_EFLAGS]
-    and ebx, 0x3000
+    and ebx, EFLAGS_IOPL
     shr ebx, 12
 
     /* Check the CS's RPL mask */

Modified: trunk/reactos/ntoskrnl/ke/i386/v86m_sup.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ke/i386/v86m_sup.…
==============================================================================
--- trunk/reactos/ntoskrnl/ke/i386/v86m_sup.S [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ke/i386/v86m_sup.S [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -215,7 +215,7 @@
     or eax, edx
 
     /* Add IOPL Mask */
-    or eax, 0x3000
+    or eax, EFLAGS_IOPL
 
     /* Get flat ESP */
     movzx ecx, word ptr [ebp+KTRAP_FRAME_SS]
@@ -277,7 +277,7 @@
     mov [ebp+KTRAP_FRAME_ESP], edx
 
     /* Mask out EFLAGS */
-    and eax, ~0x3000
+    and eax, ~EFLAGS_IOPL
     mov ebx, ebx
     and ebx, ~0x4000
     and ecx, EFLAGS_ALIGN_CHECK + 0x4000 + EFLAGS_INTERRUPT_MASK
@@ -353,7 +353,7 @@
     mov [ebp+KTRAP_FRAME_EFLAGS], edx
 
     /* Set the IOPL Mask */
-    or eax, 0x3000
+    or eax, EFLAGS_IOPL
 
     /* Get stack flat address */
     movzx ecx, word ptr [ebp+KTRAP_FRAME_SS]
@@ -450,7 +450,7 @@
 MaskEFlags:
 
     /* Mask out EFLAGS */
-    and ebx, ~(0x3000 + EFLAGS_VIF + 0x4000 + EFLAGS_VIP)
+    and ebx, ~(EFLAGS_IOPL + EFLAGS_VIF + 0x4000 + EFLAGS_VIP)
     mov ecx, ebx
 
     /* FIXME: Check for VME support */

Modified: trunk/reactos/ntoskrnl/ps/kill.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/ps/kill.c?rev=355…
==============================================================================
--- trunk/reactos/ntoskrnl/ps/kill.c [iso-8859-1] (original)
+++ trunk/reactos/ntoskrnl/ps/kill.c [iso-8859-1] Fri Aug 22 09:29:01 2008
@@ -1142,7 +1142,7 @@
     /* Lock the Process */
     if (!ExAcquireRundownProtection(&Process->RundownProtect))
     {
-        /* Failed to lock, fal */
+        /* Failed to lock, fail */
         ObDereferenceObject (Process);
         return STATUS_PROCESS_IS_TERMINATING;
     }
@@ -1182,7 +1182,7 @@
         /* Also make sure the caller gave us our handle */
         if (KillByHandle)
         {
-            /* Dereference the project */
+            /* Dereference the process */
             ObDereferenceObject(Process);
 
             /* Terminate ourselves */