New subject: [ros-diffs] [tkreuzer] 52496: [FAT32] Add some code that does ... nothing, but fixes 2nd stage boot with msvc. To figure out why this is needed, is left as an excercise to the reader :)

1 Jul 2011

I know why this is "needed", but this is a temporary hack, right?
Best regards,
Alex Ionescu
On Thu, Jun 30, 2011 at 9:06 PM,  tkreuzer@svn.reactos.org wrote:
...
Author: tkreuzer
Date: Fri Jul  1 01:06:19 2011
New Revision: 52496
URL: http://svn.reactos.org/svn/reactos?rev=52496&view=rev
Log:
[FAT32]
Add some code that does ... nothing, but fixes 2nd stage boot with msvc. To figure out why this is needed, is left as an excercise to the reader :)
Modified:
   trunk/reactos/boot/freeldr/bootsect/fat32.S
Modified: trunk/reactos/boot/freeldr/bootsect/fat32.S
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/boot/freeldr/bootsect/fat32...
==============================================================================

--- trunk/reactos/boot/freeldr/bootsect/fat32.S [iso-8859-1] (original)
+++ trunk/reactos/boot/freeldr/bootsect/fat32.S [iso-8859-1] Fri Jul  1 01:06:19 2011
@@ -194,6 +194,13 @@
    mov  dl, byte ptr BP_REL(BootDrive)                // Drive number
    mov  ah, HEX(42)                                // Int 13h, AH = 42h - Extended Read
    int  HEX(13)                                // Call BIOS


/* This code "fixes" loading the MSVC built kernel */
pushad
mov  si, offset msgNull
call PutChars
popad


jc   PrintDiskError                        // If the read failed then abort
add  sp, 16                            // Remove disk address packet from stack
@@ -302,6 +309,8 @@
    .ascii "File system error", CR, LF, NUL
 msgAnyKey:
    .ascii "Press any key to restart", CR, LF, NUL
+msgNull:

.ascii NUL

.org 509 // Pad to 509 bytes
@@ -527,7 +536,7 @@
 filename:
    .ascii "FREELDR SYS"
 msgLoading:

.ascii "Loading FreeLoader...\r\n", CR, LF, NUL


.ascii "Loading FreeLoader...", CR, LF, NUL

.org 1022   // Pad to 1022 bytes

    

Re: [ros-dev] [ros-diffs] [tkreuzer] 52496: [FAT32] Add some code that does ... nothing, but fixes 2nd stage boot with msvc. To figure out why this is needed, is left as an excercise to the reader :)