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[Qemu-devel] [PATCH 1/2] multiboot: Fix module loading and setting of mm
From: |
Adam Lackorzynski |
Subject: |
[Qemu-devel] [PATCH 1/2] multiboot: Fix module loading and setting of mmap. |
Date: |
Mon, 30 Nov 2009 23:25:44 +0100 |
User-agent: |
Mutt/1.5.20 (2009-06-14) |
multiboot: Fix module loading and setting of mmap.
Signed-off-by: Adam Lackorzynski <address@hidden>
Acked-by: Alexander Graf <address@hidden>
---
hw/pc.c | 2 +-
pc-bios/multiboot.bin | Bin 512 -> 1024 bytes
pc-bios/optionrom/multiboot.S | 5 ++++-
3 files changed, 5 insertions(+), 2 deletions(-)
diff --git a/hw/pc.c b/hw/pc.c
index 7c791c4..6bcfe1b 100644
--- a/hw/pc.c
+++ b/hw/pc.c
@@ -661,7 +661,7 @@ static int load_multiboot(void *fw_cfg,
/* append module data at the end of last module */
mb_kernel_data = qemu_realloc(mb_kernel_data,
- mh_load_addr - mb_mod_end);
+ mb_mod_end - mh_load_addr);
load_image(initrd_filename,
mb_kernel_data + mb_mod_start - mh_load_addr);
diff --git a/pc-bios/multiboot.bin b/pc-bios/multiboot.bin
index
59737c3c6798f83c1b35534d7865c79ba9ca3bc8..d7da6e04ad6d71d26f577d9d6a019719bcce8766
100644
GIT binary patch
delta 261
zcmXZVu}Z^G6vpv$F1I0cu#I9V4%gzY#MMa$cNeJ-(0mTo!A)Em=wfIHT=E32KEb6f
address@hidden&f<xELrj&`k=OK!*b#{NR6l>Dz<rSAi>annbhA>QS4*9nc|err{)-{caFW
zkS-*`52Rlb!8dr0Vcx-T=_1W#lw+iR82s)bP(*Jwd4ZBNQf*NVi%LEaTeb=1pTyK@
z+^ns}PHl-)KRP1F^qtxdQnO1ag{ZR4?YeL3`o3c=dU$b3KcBZeG`LkZ4HHr0DDm)j
sLZm;BWd>vGLhU(Kng}aYiFF^Qsf$Z-!SNZpqTu*}quA%c_PYG^4_6gol>h($
delta 120
zcmZqRXkd{DUB#FdAZK`>??&3f6b8Mt#U_l$*-{u3C-RF+cFSckrZFB)>jcr=au!gI
z1>address@hidden|Rm1HaM%y|n*&7L1b}8FeS`W7J{=3f^Ow
address@hidden>MgYdxBLx5e
diff --git a/pc-bios/optionrom/multiboot.S b/pc-bios/optionrom/multiboot.S
index be5c9fc..9131837 100644
--- a/pc-bios/optionrom/multiboot.S
+++ b/pc-bios/optionrom/multiboot.S
@@ -62,6 +62,9 @@ run_multiboot:
add %eax, %ebx
movl %ebx, %gs:GS_GDT_DESC + 2
+ xor %eax, %eax
+ mov %eax, %es
+
/* Read the bootinfo struct into RAM */
read_fw_blob(FW_CFG_INITRD)
@@ -71,7 +74,7 @@ run_multiboot:
mov %ax, %fs
/* ES = mmap_addr */
- mov %eax, %fs:0x48
+ mov %fs:48, %eax
shr $4, %eax
mov %ax, %es
--
1.6.5.3
Adam
--
Adam address@hidden
Lackorzynski http://os.inf.tu-dresden.de/~adam/
- [Qemu-devel] [PATCH 1/2] multiboot: Fix module loading and setting of mmap.,
Adam Lackorzynski <=