[tkreuzer] 53818: [FREELDR] - Use TYPE_OF_MEMORY from the beginning instead of MEMORY_TYPE and later converting it. - Disable tracing, accidentally comitted in previous revision
23 Sep
2011
23 Sep
'11
8:09 p.m.
Author: tkreuzer
Date: Fri Sep 23 20:09:54 2011
New Revision: 53818
URL: http://svn.reactos.org/svn/reactos?rev=53818&view=rev
Log:
[FREELDR]
- Use TYPE_OF_MEMORY from the beginning instead of MEMORY_TYPE and later converting it.
- Disable tracing, accidentally comitted in previous revision
Modified:
trunk/reactos/boot/freeldr/freeldr/arch/i386/pcmem.c
trunk/reactos/boot/freeldr/freeldr/arch/i386/xboxmem.c
trunk/reactos/boot/freeldr/freeldr/debug.c
trunk/reactos/boot/freeldr/freeldr/include/mm.h
trunk/reactos/boot/freeldr/freeldr/mm/meminit.c
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/pcmem.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/pcmem.c [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/pcmem.c [iso-8859-1] Fri Sep 23 20:09:54
2011
@@ -1,5 +1,4 @@
-/* $Id$
- *
+/*
* FreeLoader
*
* This program is free software; you can redistribute it and/or modify
@@ -47,16 +46,16 @@
MEMORY_DESCRIPTOR PcMemoryMap[MAX_BIOS_DESCRIPTORS + 1] =
{
- { MemoryFirmwarePermanent, 0x00, 1 }, // realmode int vectors
- { MemoryFirmwareTemporary, 0x01, FREELDR_BASE_PAGE - 1 }, // freeldr stack
+ cmdline
- { MemoryLoadedProgram, FREELDR_BASE_PAGE, FREELDR_PAGE_COUNT }, // freeldr image
- { MemoryFirmwareTemporary, FILEBUF_BASE_PAGE, FILEBUF_PAGE_COUNT }, // File system read
buffer. FILESYSBUFFER
- { MemoryFirmwareTemporary, DISKBUF_BASE_PAGE, DISKBUF_PAGE_COUNT }, // Disk read buffer
for int 13h. DISKREADBUFFER
- { MemorySpecialMemory, STACK_BASE_PAGE, STACK_PAGE_COUNT }, // prot mode stack.
- { MemoryFirmwareTemporary, BIOSBUF_BASE_PAGE, BIOSBUF_PAGE_COUNT }, // BIOSCALLBUFFER
- { MemoryFirmwarePermanent, 0xA0, 0x60 }, // ROM / Video
- { MemorySpecialMemory, 0xFFF, 1 }, // unusable memory
- { MemorySpecialMemory, MAXULONG_PTR, 0 }, // end of map
+ { LoaderFirmwarePermanent, 0x00, 1 }, // realmode int vectors
+ { LoaderFirmwareTemporary, 0x01, FREELDR_BASE_PAGE - 1 }, // freeldr stack
+ cmdline
+ { LoaderLoadedProgram, FREELDR_BASE_PAGE, FREELDR_PAGE_COUNT }, // freeldr image
+ { LoaderFirmwareTemporary, FILEBUF_BASE_PAGE, FILEBUF_PAGE_COUNT }, // File system read
buffer. FILESYSBUFFER
+ { LoaderFirmwareTemporary, DISKBUF_BASE_PAGE, DISKBUF_PAGE_COUNT }, // Disk read buffer
for int 13h. DISKREADBUFFER
+ { LoaderOsloaderStack, STACK_BASE_PAGE, STACK_PAGE_COUNT }, // prot mode stack.
+ { LoaderFirmwareTemporary, BIOSBUF_BASE_PAGE, BIOSBUF_PAGE_COUNT }, // BIOSCALLBUFFER
+ { LoaderFirmwarePermanent, 0xA0, 0x60 }, // ROM / Video
+ { LoaderSpecialMemory, 0xFFF, 1 }, // unusable memory
+ { 0, 0, 0 }, // end of map
};
ULONG
@@ -65,7 +64,7 @@
IN ULONG MaxCount,
IN PFN_NUMBER BasePage,
IN PFN_NUMBER PageCount,
- IN MEMORY_TYPE MemoryType);
+ IN TYPE_OF_MEMORY MemoryType);
static
BOOLEAN
@@ -261,12 +260,12 @@
/* Check if we can add this descriptor */
if ((RealSize >= MM_PAGE_SIZE) && (MapCount < MaxMemoryMapSize))
{
- MEMORY_TYPE MemoryType;
+ TYPE_OF_MEMORY MemoryType;
if (PcBiosMemoryMap[PcBiosMapCount].Type == BiosMemoryUsable)
- MemoryType = MemoryFree;
+ MemoryType = LoaderFree;
else
- MemoryType = MemoryFirmwarePermanent;
+ MemoryType = LoaderFirmwarePermanent;
/* Add the descriptor */
MapCount = AddMemoryDescriptor(PcMemoryMap,
@@ -312,14 +311,14 @@
MAX_BIOS_DESCRIPTORS,
0,
PcMemGetConventionalMemorySize() * 1024 / PAGE_SIZE,
- MemoryFree);
+ LoaderFree);
/* Extended memory */
EntryCount = AddMemoryDescriptor(PcMemoryMap,
MAX_BIOS_DESCRIPTORS,
1024 * 1024 / PAGE_SIZE,
ExtendedMemorySizeAtOneMB * 1024 / PAGE_SIZE,
- MemoryFree);
+ LoaderFree);
EntryCount++;
if (ExtendedMemorySizeAtSixteenMB != 0)
@@ -329,7 +328,7 @@
MAX_BIOS_DESCRIPTORS,
0x1000000 / PAGE_SIZE,
ExtendedMemorySizeAtSixteenMB * 64 * 1024 / PAGE_SIZE,
- MemoryFree);
+ LoaderFree);
}
}
Modified: trunk/reactos/boot/freeldr/freeldr/arch/i386/xboxmem.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/arch/…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/arch/i386/xboxmem.c [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/arch/i386/xboxmem.c [iso-8859-1] Fri Sep 23
20:09:54 2011
@@ -84,12 +84,12 @@
/* Available RAM block */
BiosMemoryMap[0].BasePage = 0;
BiosMemoryMap[0].PageCount = AvailableMemoryMb * 1024 * 1024 / MM_PAGE_SIZE;
- BiosMemoryMap[0].MemoryType = MemoryFree;
+ BiosMemoryMap[0].MemoryType = LoaderFree;
/* Video memory */
BiosMemoryMap[1].BasePage = AvailableMemoryMb * 1024 * 1024 / MM_PAGE_SIZE;
BiosMemoryMap[1].PageCount = (InstalledMemoryMb - AvailableMemoryMb) * 1024 * 1024
/ MM_PAGE_SIZE;
- BiosMemoryMap[1].MemoryType = MemoryFirmwarePermanent;
+ BiosMemoryMap[1].MemoryType = LoaderFirmwarePermanent;
*MemoryMapSize = 2;
return BiosMemoryMap;
Modified: trunk/reactos/boot/freeldr/freeldr/debug.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/debug…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/debug.c [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/debug.c [iso-8859-1] Fri Sep 23 20:09:54 2011
@@ -26,7 +26,7 @@
//#define DEBUG_ALL
//#define DEBUG_INIFILE
//#define DEBUG_REACTOS
-#define DEBUG_CUSTOM
+//#define DEBUG_CUSTOM
#define DEBUG_NONE
#if defined (DEBUG_ALL)
@@ -38,7 +38,7 @@
#elif defined (DEBUG_REACTOS)
ULONG DebugPrintMask = DPRINT_REACTOS | DPRINT_REGISTRY;
#elif defined (DEBUG_CUSTOM)
-ULONG DebugPrintMask = DPRINT_WARNING | DPRINT_MEMORY;
+ULONG DebugPrintMask = DPRINT_WARNING | DPRINT_WINDOWS;
#else //#elif defined (DEBUG_NONE)
ULONG DebugPrintMask = 0;
#endif
Modified: trunk/reactos/boot/freeldr/freeldr/include/mm.h
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/inclu…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/include/mm.h [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/include/mm.h [iso-8859-1] Fri Sep 23 20:09:54 2011
@@ -89,7 +89,7 @@
extern ULONG LastFreePageHint;
#if DBG
-PCSTR MmGetSystemMemoryMapTypeString(MEMORY_TYPE Type);
+PCSTR MmGetSystemMemoryMapTypeString(TYPE_OF_MEMORY Type);
#endif
ULONG MmGetPageNumberFromAddress(PVOID Address); // Returns the page number that
contains a linear address
Modified: trunk/reactos/boot/freeldr/freeldr/mm/meminit.c
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/freeldr/mm/me…
==============================================================================
--- trunk/reactos/boot/freeldr/freeldr/mm/meminit.c [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/freeldr/mm/meminit.c [iso-8859-1] Fri Sep 23 20:09:54 2011
@@ -26,22 +26,28 @@
#if DBG
typedef struct
{
- MEMORY_TYPE Type;
+ TYPE_OF_MEMORY Type;
PCSTR TypeString;
} FREELDR_MEMORY_TYPE, *PFREELDR_MEMORY_TYPE;
FREELDR_MEMORY_TYPE MemoryTypeArray[] =
{
- { MemoryMaximum, "Unknown memory" },
- { MemoryExceptionBlock, "Exception block" },
- { MemorySystemBlock, "System block" },
- { MemoryFree, "Free memory" },
- { MemoryBad, "Bad memory" },
- { MemoryLoadedProgram, "Loaded program" },
- { MemoryFirmwareTemporary, "Firmware temporary" },
- { MemoryFirmwarePermanent, "Firmware permanent" },
- { MemoryFreeContiguous, "Free contiguous memory" },
- { MemorySpecialMemory, "Special memory" },
+ { LoaderMaximum, "Unknown memory" },
+ { LoaderFree, "Free memory" },
+ { LoaderBad, "Bad memory" },
+ { LoaderLoadedProgram, "LoadedProgram" },
+ { LoaderFirmwareTemporary, "FirmwareTemporary" },
+ { LoaderFirmwarePermanent, "FirmwarePermanent" },
+ { LoaderOsloaderHeap, "OsloaderHeap" },
+ { LoaderOsloaderStack, "OsloaderStack" },
+ { LoaderSystemCode, "SystemCode" },
+ { LoaderHalCode, "HalCode" },
+ { LoaderBootDriver, "BootDriver" },
+ { LoaderRegistryData, "RegistryData" },
+ { LoaderMemoryData, "MemoryData" },
+ { LoaderNlsData, "NlsData" },
+ { LoaderSpecialMemory, "SpecialMemory" },
+ { LoaderReserve, "Reserve" },
};
ULONG MemoryTypeCount = sizeof(MemoryTypeArray) / sizeof(MemoryTypeArray[0]);
#endif
@@ -196,28 +202,10 @@
// Initialize the page lookup table
MmInitPageLookupTable(PageLookupTableAddress, TotalPagesInLookupTable);
-{
- ULONG Type, Index, PrevIndex = 0;
- PPAGE_LOOKUP_TABLE_ITEM RealPageLookupTable =
(PPAGE_LOOKUP_TABLE_ITEM)PageLookupTableAddress;
-
- Type = RealPageLookupTable[0].PageAllocated;
- for (Index = 1; Index < TotalPagesInLookupTable; Index++)
- {
- if ((RealPageLookupTable[Index].PageAllocated != Type) ||
- (Index == TotalPagesInLookupTable - 1))
- {
- TRACE("Range: 0x%lx - 0x%lx Type=%d\n",
- PrevIndex, Index - 1, Type);
- Type = RealPageLookupTable[Index].PageAllocated;
- PrevIndex = Index;
- }
- }
-}
-
-
MmUpdateLastFreePageHint(PageLookupTableAddress, TotalPagesInLookupTable);
- FreePagesInLookupTable = MmCountFreePagesInLookupTable(PageLookupTableAddress,
TotalPagesInLookupTable);
+ FreePagesInLookupTable = MmCountFreePagesInLookupTable(PageLookupTableAddress,
+ TotalPagesInLookupTable);
MmInitializeHeap(PageLookupTableAddress);
@@ -228,7 +216,7 @@
}
#if DBG
-PCSTR MmGetSystemMemoryMapTypeString(MEMORY_TYPE Type)
+PCSTR MmGetSystemMemoryMapTypeString(TYPE_OF_MEMORY Type)
{
ULONG Index;
@@ -267,7 +255,7 @@
//
// Yes, remember it if this is real memory
//
- if (MemoryDescriptor->MemoryType == MemoryFree) MmHighestPhysicalPage =
MemoryDescriptor->BasePage + MemoryDescriptor->PageCount;
+ if (MemoryDescriptor->MemoryType == LoaderFree) MmHighestPhysicalPage =
MemoryDescriptor->BasePage + MemoryDescriptor->PageCount;
}
//
@@ -296,64 +284,26 @@
ULONG PageLookupTableStartPage = 0;
PVOID PageLookupTableMemAddress = NULL;
- //
// Calculate how much pages we need to keep the page lookup table
- //
PageLookupTableSize = TotalPageCount * sizeof(PAGE_LOOKUP_TABLE_ITEM);
PageLookupTablePages = PageLookupTableSize / MM_PAGE_SIZE;
- //
// Search the highest memory block big enough to contain lookup table
- //
while ((MemoryDescriptor = ArcGetMemoryDescriptor(MemoryDescriptor)) != NULL)
{
- //
- // Is it suitable memory?
- //
- if (MemoryDescriptor->MemoryType != MemoryFree)
- {
- //
- // No. Process next descriptor
- //
- continue;
- }
-
- //
- // Is the block big enough?
- //
- if (MemoryDescriptor->PageCount < PageLookupTablePages)
- {
- //
- // No. Process next descriptor
- //
- continue;
- }
-
- //
- // Is it at a higher address than previous suitable address?
- //
- if (MemoryDescriptor->BasePage < PageLookupTableStartPage)
- {
- //
- // No. Process next descriptor
- //
- continue;
- }
-
- //
- // Can we use this address?
- //
- if (MemoryDescriptor->BasePage >= MM_MAX_PAGE)
- {
- //
- // No. Process next descriptor
- //
- continue;
- }
-
- //
+ // Continue, if memory is not free
+ if (MemoryDescriptor->MemoryType != LoaderFree) continue;
+
+ // Continue, if the block is not big enough?
+ if (MemoryDescriptor->PageCount < PageLookupTablePages) continue;
+
+ // Continue, if it is not at a higher address than previous address
+ if (MemoryDescriptor->BasePage < PageLookupTableStartPage) continue;
+
+ // Continue, if the address is too high
+ if (MemoryDescriptor->BasePage >= MM_MAX_PAGE) continue;
+
// Memory block is more suitable than the previous one
- //
PageLookupTableStartPage = MemoryDescriptor->BasePage;
PageLookupTableMemAddress = (PVOID)((ULONG_PTR)
(MemoryDescriptor->BasePage + MemoryDescriptor->PageCount) *
MM_PAGE_SIZE
@@ -374,87 +324,31 @@
TRACE("MmInitPageLookupTable()\n");
- //
// Mark every page as allocated initially
// We will go through and mark pages again according to the memory map
// But this will mark any holes not described in the map as allocated
- //
MmMarkPagesInLookupTable(PageLookupTable, MmLowestPhysicalPage, TotalPageCount,
LoaderFirmwarePermanent);
- //
// Parse the whole memory map
- //
while ((MemoryDescriptor = ArcGetMemoryDescriptor(MemoryDescriptor)) != NULL)
{
TRACE("Got range: 0x%lx-0x%lx, type=%s\n",
MemoryDescriptor->BasePage,
MemoryDescriptor->BasePage + MemoryDescriptor->PageCount,
MmGetSystemMemoryMapTypeString(MemoryDescriptor->MemoryType));
- //
- // Convert ARC memory type to loader memory type
- //
- switch (MemoryDescriptor->MemoryType)
- {
- case MemoryFree:
- {
- //
- // Allocatable memory
- //
- MemoryMapPageAllocated = LoaderFree;
- break;
- }
- case MemoryFirmwarePermanent:
- {
- //
- // Firmware permanent memory
- //
- MemoryMapPageAllocated = LoaderFirmwarePermanent;
- break;
- }
- case MemoryFirmwareTemporary:
- {
- //
- // Firmware temporary memory
- //
- MemoryMapPageAllocated = LoaderFirmwareTemporary;
- break;
- }
- case MemoryLoadedProgram:
- {
- //
- // Bootloader code
- //
- MemoryMapPageAllocated = LoaderLoadedProgram;
- break;
- }
- case MemorySpecialMemory:
- {
- //
- // OS Loader Stack
- //
- MemoryMapPageAllocated = LoaderOsloaderStack;
- break;
- }
- default:
- {
- //
- // Put something sensible here, which won't be overwritten
- //
- MemoryMapPageAllocated = LoaderSpecialMemory;
- break;
- }
- }
-
- //
+
+ MemoryMapPageAllocated = MemoryDescriptor->MemoryType;
+
// Mark used pages in the lookup table
- //
- TRACE("Marking pages as type %d: StartPage: %d PageCount: %d\n",
MemoryMapPageAllocated, MemoryDescriptor->BasePage, MemoryDescriptor->PageCount);
- MmMarkPagesInLookupTable(PageLookupTable, MemoryDescriptor->BasePage,
MemoryDescriptor->PageCount, MemoryMapPageAllocated);
- }
-
- //
+ TRACE("Marking pages as type %d: StartPage: %d PageCount: %d\n",
+ MemoryMapPageAllocated, MemoryDescriptor->BasePage,
MemoryDescriptor->PageCount);
+ MmMarkPagesInLookupTable(PageLookupTable,
+ MemoryDescriptor->BasePage,
+ MemoryDescriptor->PageCount,
+ MemoryMapPageAllocated);
+ }
+
// Mark the pages that the lookup table occupies as reserved
- //
PageLookupTableStartPage = MmGetPageNumberFromAddress(PageLookupTable);
PageLookupTablePageCount =
MmGetPageNumberFromAddress((PVOID)((ULONG_PTR)PageLookupTable + ROUND_UP(TotalPageCount *
sizeof(PAGE_LOOKUP_TABLE_ITEM), MM_PAGE_SIZE))) - PageLookupTableStartPage;
TRACE("Marking the page lookup table pages as reserved StartPage: %d PageCount:
%d\n", PageLookupTableStartPage, PageLookupTablePageCount);
@@ -515,9 +409,9 @@
ULONG MmFindAvailablePages(PVOID PageLookupTable, ULONG TotalPageCount, ULONG
PagesNeeded, BOOLEAN FromEnd)
{
- PPAGE_LOOKUP_TABLE_ITEM RealPageLookupTable =
(PPAGE_LOOKUP_TABLE_ITEM)PageLookupTable;
- ULONG AvailablePagesSoFar;
- ULONG Index;
+ PPAGE_LOOKUP_TABLE_ITEM RealPageLookupTable = (PPAGE_LOOKUP_TABLE_ITEM)PageLookupTable;
+ ULONG AvailablePagesSoFar;
+ ULONG Index;
if (LastFreePageHint > TotalPageCount)
{
@@ -639,7 +533,7 @@
return FALSE;
}
- for (Index=StartPage; Index<(StartPage + PageCount); Index++)
+ for (Index = StartPage; Index < (StartPage + PageCount); Index++)
{
// If this page is allocated then there obviously isn't
// memory availabe so return FALSE
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