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| author | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-02-08 22:17:34 +0000 |
|---|---|---|
| committer | bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162> | 2007-02-08 22:17:34 +0000 |
| commit | 1193610e5df9eb88eaf7750f290fe8dd24ed620d (patch) | |
| tree | 0aae25d645d2196da9b46f32cee44900efdcef96 /pc-bios/bios.diff | |
| parent | 26a16623b8a86252dee95f2dcc85d6fe14191e20 (diff) | |
| download | qemu-1193610e5df9eb88eaf7750f290fe8dd24ed620d.zip qemu-1193610e5df9eb88eaf7750f290fe8dd24ed620d.tar.gz qemu-1193610e5df9eb88eaf7750f290fe8dd24ed620d.tar.bz2 | |
reset rombios32 area
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2403 c046a42c-6fe2-441c-8c8c-71466251a162
Diffstat (limited to 'pc-bios/bios.diff')
| -rw-r--r-- | pc-bios/bios.diff | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/pc-bios/bios.diff b/pc-bios/bios.diff index 86c36c1..660d6d3 100644 --- a/pc-bios/bios.diff +++ b/pc-bios/bios.diff @@ -1,10 +1,32 @@ +Index: rombios.c +=================================================================== +RCS file: /cvsroot/bochs/bochs/bios/rombios.c,v +retrieving revision 1.174 +diff -u -w -r1.174 rombios.c +--- rombios.c 17 Oct 2006 16:48:05 -0000 1.174 ++++ rombios.c 8 Feb 2007 21:57:48 -0000 +@@ -9472,6 +9472,14 @@ + mov eax, #0x00040000 + call eax + ++ ;; reset the memory (some boot loaders such as syslinux suppose ++ ;; that the memory is set to zero) ++ mov edi, #0x00040000 ++ mov ecx, #0x40000 / 4 ++ xor eax, eax ++ rep ++ stosd ++ + ;; return to 16 bit protected mode first + db 0xea + dd rombios32_10 Index: rombios.h =================================================================== RCS file: /cvsroot/bochs/bochs/bios/rombios.h,v retrieving revision 1.3 diff -u -w -r1.3 rombios.h --- rombios.h 3 Oct 2006 20:27:30 -0000 1.3 -+++ rombios.h 1 Nov 2006 19:16:34 -0000 ++++ rombios.h 8 Feb 2007 21:57:48 -0000 @@ -19,7 +19,7 @@ // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA @@ -20,7 +42,7 @@ RCS file: /cvsroot/bochs/bochs/bios/rombios32.c,v retrieving revision 1.8 diff -u -w -r1.8 rombios32.c --- rombios32.c 3 Oct 2006 20:27:30 -0000 1.8 -+++ rombios32.c 1 Nov 2006 19:16:34 -0000 ++++ rombios32.c 8 Feb 2007 21:57:48 -0000 @@ -852,6 +852,11 @@ int ioapic_id, i, len; int mp_config_table_size; |