[ros-diffs] [tkreuzer] 52165: [FAT32] - Fix a bug in the new fat32 bootsector code. The old code was using a 32bit push, the new code uses 2 16 bit pushes - enable new fat32 and isobtrt bootsectors

Author: tkreuzer
Date: Thu Jun  9 22:04:45 2011
New Revision: 52165

URL: http://svn.reactos.org/svn/reactos?rev=52165&view=rev
Log:
[FAT32]
- Fix a bug in the new fat32 bootsector code. The old code was using a 32bit push, the new
code uses 2 16 bit pushes
- enable new fat32 and isobtrt bootsectors

Modified:
    trunk/reactos/boot/freeldr/bootsect/CMakeLists.txt
    trunk/reactos/boot/freeldr/bootsect/fat32.S

Modified: trunk/reactos/boot/freeldr/bootsect/CMakeLists.txt
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/bootsect/CMak…
==============================================================================
--- trunk/reactos/boot/freeldr/bootsect/CMakeLists.txt [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/bootsect/CMakeLists.txt [iso-8859-1] Thu Jun  9 22:04:45
2011
@@ -3,17 +3,15 @@
 
 #CreateBootSectorTarget2(dosmbr ${CMAKE_CURRENT_SOURCE_DIR}/dosmbr.S
${CMAKE_CURRENT_BINARY_DIR}/dosmbr.bin 0)
 #CreateBootSectorTarget2(ext2 ${CMAKE_CURRENT_SOURCE_DIR}/ext2.S
${CMAKE_CURRENT_BINARY_DIR}/ext2.bin 0)
-#CreateBootSectorTarget2(fat32 ${CMAKE_CURRENT_SOURCE_DIR}/fat32.S
${CMAKE_CURRENT_BINARY_DIR}/fat32.bin 7c00)
+CreateBootSectorTarget2(fat32 ${CMAKE_CURRENT_SOURCE_DIR}/fat32.S
${CMAKE_CURRENT_BINARY_DIR}/fat32.bin 7c00)
 #CreateBootSectorTarget2(fat ${CMAKE_CURRENT_SOURCE_DIR}/fat.S
${CMAKE_CURRENT_BINARY_DIR}/fat.bin 0)
 CreateBootSectorTarget2(isoboot ${CMAKE_CURRENT_SOURCE_DIR}/isoboot.S
${CMAKE_CURRENT_BINARY_DIR}/isoboot.bin 7000)
-#CreateBootSectorTarget2(isobtrt ${CMAKE_CURRENT_SOURCE_DIR}/isobtrt.S
${CMAKE_CURRENT_BINARY_DIR}/isobtrt.bin 0)
+CreateBootSectorTarget2(isobtrt ${CMAKE_CURRENT_SOURCE_DIR}/isobtrt.S
${CMAKE_CURRENT_BINARY_DIR}/isobtrt.bin 0)
 
 if(NOT MSVC)
 CreateBootSectorTarget(dosmbr ${CMAKE_CURRENT_SOURCE_DIR}/dosmbr.asm
${CMAKE_CURRENT_BINARY_DIR}/dosmbr.bin 0)
 CreateBootSectorTarget(ext2 ${CMAKE_CURRENT_SOURCE_DIR}/ext2.asm
${CMAKE_CURRENT_BINARY_DIR}/ext2.bin 0)
-CreateBootSectorTarget(fat32 ${CMAKE_CURRENT_SOURCE_DIR}/fat32.asm
${CMAKE_CURRENT_BINARY_DIR}/fat32.bin 7c00)
 CreateBootSectorTarget(fat ${CMAKE_CURRENT_SOURCE_DIR}/fat.asm
${CMAKE_CURRENT_BINARY_DIR}/fat.bin 0)
-CreateBootSectorTarget(isobtrt ${CMAKE_CURRENT_SOURCE_DIR}/isobtrt.asm
${CMAKE_CURRENT_BINARY_DIR}/isobtrt.bin 0)
 endif()
 
 add_cd_file(TARGET dosmbr DESTINATION loader NO_CAB FILE
${CMAKE_CURRENT_BINARY_DIR}/dosmbr.bin FOR all)

Modified: trunk/reactos/boot/freeldr/bootsect/fat32.S
URL:
http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/bootsect/fat3…
==============================================================================
--- trunk/reactos/boot/freeldr/bootsect/fat32.S [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/bootsect/fat32.S [iso-8859-1] Thu Jun  9 22:04:45 2011
@@ -181,7 +181,8 @@
 
 ReadSectorsSetupDiskAddressPacket:
     mov word ptr ds:[LBASectorsRead],cx
-    push 0 // push large 0 ?
+    push 0
+    push 0
     push eax                                // Put 64-bit logical block address on stack
     push es                                    // Put transfer segment on stack
     push bx                                    // Put transfer offset on stack