[fireball] 25748: Merge fixes for LiveCD (25746, 25747 plus corresponding changes in ex/init.c). LiveCD now works.

Author: fireball
Date: Wed Feb  7 23:56:12 2007
New Revision: 25748

URL: http://svn.reactos.org/svn/reactos?rev=25748&view=rev
Log:
Merge fixes for LiveCD (25746, 25747 plus corresponding changes in ex/init.c).

LiveCD now works.

Modified:
    branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/init.c
    branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/power.c
    branches/ros-branch-0_3_1/reactos/ntoskrnl/io/iomgr/arcname.c
    branches/ros-branch-0_3_1/reactos/ntoskrnl/mm/mminit.c

Modified: branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/init.c
URL: http://svn.reactos.org/svn/reactos/branches/ros-branch-0_3_1/reactos/ntoskrn...
==============================================================================
--- branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/init.c (original)
+++ branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/init.c Wed Feb  7 23:56:12 2007
@@ -33,6 +33,7 @@
 BOOLEAN ExpInTextModeSetup;
 BOOLEAN IoRemoteBootClient;
 ULONG InitSafeBootMode;
+BOOLEAN InitIsWinPEMode, InitWinPEModeType;

BOOLEAN NoGuiBoot = FALSE;

@@ -820,6 +821,7 @@
 ExPhase2Init(PVOID Context)
 {
     LARGE_INTEGER Timeout;
+    PCHAR CommandLine;
     HANDLE ProcessHandle;
     HANDLE ThreadHandle;
     NTSTATUS Status;
@@ -835,8 +837,11 @@
     /* Do Phase 1 HAL Initialization */
     HalInitSystem(1, KeLoaderBlock);

+    /* Get the command line and upcase it */
+    CommandLine = _strupr(KeLoaderBlock->LoadOptions);
+
     /* Check if GUI Boot is enabled */
-    if (strstr(KeLoaderBlock->LoadOptions, "NOGUIBOOT")) NoGuiBoot = TRUE;
+    if (strstr(CommandLine, "NOGUIBOOT")) NoGuiBoot = TRUE;

/* Display the boot screen image if not disabled */
     if (!ExpInTextModeSetup) InbvDisplayInitialize2(NoGuiBoot);
@@ -845,6 +850,14 @@
     /* Clear the screen to blue and display the boot notice and debug status */
     if (NoGuiBoot) ExpDisplayNotice();
     KdInitSystem(2, KeLoaderBlock);
+
+    /* Check if this is LiveCD (WinPE) mode */
+    if (strstr(CommandLine, "MININT"))
+    {
+        /* Setup WinPE Settings */
+        InitIsWinPEMode = TRUE;
+        InitWinPEModeType |= (strstr(CommandLine, "INRAM")) ? 0x80000000 : 1;
+    }

/* Initialize Power Subsystem in Phase 0 */
     PoInit(0, AcpiTableDetected);

Modified: branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/power.c
URL: http://svn.reactos.org/svn/reactos/branches/ros-branch-0_3_1/reactos/ntoskrn...
==============================================================================
--- branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/power.c (original)
+++ branches/ros-branch-0_3_1/reactos/ntoskrnl/ex/power.c Wed Feb  7 23:56:12 2007
@@ -150,7 +150,7 @@
         InbvSetTextColor(15);
         InbvInstallDisplayStringFilter(NULL);
         InbvEnableDisplayString(TRUE);
-        InbvSetScrollRegion(0, 0, 639, 479);
+        //InbvSetScrollRegion(0, 0, 639, 479);
      }

if (Action == ShutdownNoReboot)

Modified: branches/ros-branch-0_3_1/reactos/ntoskrnl/io/iomgr/arcname.c
URL: http://svn.reactos.org/svn/reactos/branches/ros-branch-0_3_1/reactos/ntoskrn...
==============================================================================
--- branches/ros-branch-0_3_1/reactos/ntoskrnl/io/iomgr/arcname.c (original)
+++ branches/ros-branch-0_3_1/reactos/ntoskrnl/io/iomgr/arcname.c Wed Feb  7 23:56:12 2007
@@ -33,6 +33,8 @@
     FILE_BASIC_INFORMATION FileInfo;
     NTSTATUS Status;
     PCHAR p, q;
+    PCONFIGURATION_INFORMATION ConfigInfo = IoGetConfigurationInformation();
+    extern BOOLEAN InitIsWinPEMode, ExpInTextModeSetup;

/* Only ARC Name left - Build full ARC Name */
     p = strstr(KeLoaderBlock->ArcBootDeviceName, "cdrom");
@@ -86,26 +88,32 @@
             RtlFreeUnicodeString(&DeviceName);
         }

-        /* Build the name */
-        sprintf(p, "cdrom(%lu)", DeviceNumber);
-
-        /* Adjust original command line */
-        q = strchr(p, ')');
-        if (q)
+        if (!InitIsWinPEMode)
         {
-            q++;
-            strcpy(Buffer, q);
+            /* Build the name */
             sprintf(p, "cdrom(%lu)", DeviceNumber);
-            strcat(p, Buffer);
+
+            /* Adjust original command line */
+            q = strchr(p, ')');
+            if (q)
+            {
+                q++;
+                strcpy(Buffer, q);
+                sprintf(p, "cdrom(%lu)", DeviceNumber);
+                strcat(p, Buffer);
+            }
         }
     }
+    
+    /* OK, how many disks are there? */
+    DeviceNumber += ConfigInfo->DiskCount;

/* Return whether this is the CD or not */
-    if (DeviceNumber != 1)
+    if ((InitIsWinPEMode) || (ExpInTextModeSetup))
     {
         /* Hack until IoAssignDriveLetters is fixed */
-        swprintf(SharedUserData->NtSystemRoot, L"D:\reactos");
-        return TRUE;
+        swprintf(SharedUserData->NtSystemRoot, L"%c:\reactos", 'C' + DeviceNumber);
+        return TRUE; 
     }

/* Failed */

Modified: branches/ros-branch-0_3_1/reactos/ntoskrnl/mm/mminit.c
URL: http://svn.reactos.org/svn/reactos/branches/ros-branch-0_3_1/reactos/ntoskrn...
==============================================================================
--- branches/ros-branch-0_3_1/reactos/ntoskrnl/mm/mminit.c (original)
+++ branches/ros-branch-0_3_1/reactos/ntoskrnl/mm/mminit.c Wed Feb  7 23:56:12 2007
@@ -482,7 +482,7 @@
    /*
     * Initialise the modified page writer.
     */
-   MmInitMpwThread();
+   if (!strstr(KeLoaderBlock->LoadOptions, "MININT")) MmInitMpwThread();

/* FIXME: Read parameters from memory */
 }