Move freeldr to reactos\boot\freeldr.

[reactos.git] / freeldr / freeldr / arch / i386 / xboxmem.c

diff --git a/freeldr/freeldr/arch/i386/xboxmem.c b/freeldr/freeldr/arch/i386/xboxmem.c
deleted file mode 100644 (file)
index c8c2ad1..0000000
--- a/freeldr/freeldr/arch/i386/xboxmem.c
+++ /dev/null
@@ -1,133 +0,0 @@
-/* $Id: xboxmem.c,v 1.3 2004/11/10 23:45:37 gvg Exp $
- *
- *  FreeLoader
- *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License as published by
- *  the Free Software Foundation; either version 2 of the License, or
- *  (at your option) any later version.
- *
- *  This program is distributed in the hope that it will be useful,
- *  but WITHOUT ANY WARRANTY; without even the implied warranty of
- *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- *  GNU General Public License for more details.
- *
- *  You should have received a copy of the GNU General Public License
- *  along with this program; if not, write to the Free Software
- *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- * Note: much of this code was based on knowledge and/or code developed
- * by the Xbox Linux group: http://www.xbox-linux.org
- */
-
-#include "freeldr.h"
-#include "debug.h"
-#include "mm.h"
-#include "rtl.h"
-#include "hardware.h"
-#include "machine.h"
-#include "machxbox.h"
-#include "portio.h"
-
-static U32 InstalledMemoryMb = 0;
-static U32 AvailableMemoryMb = 0;
-
-#define TEST_SIZE     0x200
-#define TEST_PATTERN1 0xaa
-#define TEST_PATTERN2 0x55
-
-VOID
-XboxMemInit(VOID)
-{
-  U8 ControlRegion[TEST_SIZE];
-  PVOID MembaseTop = (PVOID)(64 * 1024 * 1024);
-  PVOID MembaseLow = (PVOID)0;
-
-  (*(PU32)(0xfd000000 + 0x100200)) = 0x03070103 ;
-  (*(PU32)(0xfd000000 + 0x100204)) = 0x11448000 ;
-
-  WRITE_PORT_ULONG((U32*) 0xcf8, CONFIG_CMD(0, 0, 0x84));
-  WRITE_PORT_ULONG((U32*) 0xcfc, 0x7ffffff);             /* Prep hardware for 128 Mb */
-
-  InstalledMemoryMb = 64;
-  memset(ControlRegion, TEST_PATTERN1, TEST_SIZE);
-  memset(MembaseTop, TEST_PATTERN1, TEST_SIZE);
-  __asm__ ("wbinvd\n");
-
-  if (0 == memcmp(MembaseTop, ControlRegion, TEST_SIZE))
-    {
-      /* Looks like there is memory .. maybe a 128MB box */
-      memset(ControlRegion, TEST_PATTERN2, TEST_SIZE);
-      memset(MembaseTop, TEST_PATTERN2, TEST_SIZE);
-      __asm__ ("wbinvd\n");
-      if (0 == memcmp(MembaseTop, ControlRegion, TEST_SIZE))
-        {
-          /* Definitely looks like there is memory */
-          if (0 == memcmp(MembaseLow, ControlRegion, TEST_SIZE))
-            {
-              /* Hell, we find the Test-string at 0x0 too ! */
-              InstalledMemoryMb = 64;
-            }
-          else
-            {
-              InstalledMemoryMb = 128;
-            }
-        }
-    }
-
-  /* Set hardware for amount of memory detected */
-  WRITE_PORT_ULONG((U32*) 0xcf8, CONFIG_CMD(0, 0, 0x84));
-  WRITE_PORT_ULONG((U32*) 0xcfc, InstalledMemoryMb * 1024 * 1024 - 1);
-
-  AvailableMemoryMb = InstalledMemoryMb;
-}
-
-U32
-XboxMemGetMemoryMap(PBIOS_MEMORY_MAP BiosMemoryMap, U32 MaxMemoryMapSize)
-{
-  U32 EntryCount = 0;
-
-  /* Synthesize memory map */
-  if (1 <= MaxMemoryMapSize)
-    {
-      /* Available RAM block */
-      BiosMemoryMap[0].BaseAddress = 0;
-      BiosMemoryMap[0].Length = AvailableMemoryMb * 1024 * 1024;
-      BiosMemoryMap[0].Type = MEMTYPE_USABLE;
-      EntryCount = 1;
-    }
-
-  if (2 <= MaxMemoryMapSize)
-    {
-      /* Video memory */
-      BiosMemoryMap[1].BaseAddress = AvailableMemoryMb * 1024 * 1024;
-      BiosMemoryMap[1].Length = (InstalledMemoryMb - AvailableMemoryMb) * 1024 * 1024;
-      BiosMemoryMap[1].Type = MEMTYPE_RESERVED;
-      EntryCount = 2;
-    }
-
-  return EntryCount;
-}
-
-PVOID
-XboxMemReserveMemory(U32 MbToReserve)
-{
-  if (0 == InstalledMemoryMb)
-    {
-      /* Hmm, seems we're not initialized yet */
-      XboxMemInit();
-    }
-
-  if (AvailableMemoryMb < MbToReserve)
-    {
-      /* Can't satisfy the request */
-      return NULL;
-    }
-
-  AvailableMemoryMb -= MbToReserve;
-
-  /* Top of available memory points to the space just reserved */
-  return (PVOID) (AvailableMemoryMb * 1024 * 1024);
-}
-
-/* EOF */