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| author | Graeme Russ <graeme.russ@gmail.com> | 2011-02-12 15:11:50 +1100 |
|---|---|---|
| committer | Graeme Russ <graeme.russ@gmail.com> | 2011-02-12 15:11:50 +1100 |
| commit | 2e2613d2c4755426cb6bfddf1ca7714b0deec177 (patch) | |
| tree | 7430db819968e9b01c5dbb486f5e88e5367a355e /arch/i386/cpu | |
| parent | cfbe861506e2dc3250ac99dc45bb3d1ac60f4857 (diff) | |
| download | u-boot-imx-2e2613d2c4755426cb6bfddf1ca7714b0deec177.zip u-boot-imx-2e2613d2c4755426cb6bfddf1ca7714b0deec177.tar.gz u-boot-imx-2e2613d2c4755426cb6bfddf1ca7714b0deec177.tar.bz2 | |
x86: Move initial gd to fixed location
Diffstat (limited to 'arch/i386/cpu')
| -rw-r--r-- | arch/i386/cpu/start.S | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/arch/i386/cpu/start.S b/arch/i386/cpu/start.S index 97bac8f..0ce9713 100644 --- a/arch/i386/cpu/start.S +++ b/arch/i386/cpu/start.S @@ -127,13 +127,13 @@ mem_ok: /* Set the upper memory limit parameter */ subl $CONFIG_SYS_STACK_SIZE, %eax - /* Reserve space for global data */ - subl $(GD_SIZE * 4), %eax + /* Pointer to temporary global data */ + movl $CONFIG_SYS_INIT_GD_ADDR, %edx - /* %eax points to the global data structure */ - movl %esp, (GD_RAM_SIZE * 4)(%eax) - movl %ebx, (GD_FLAGS * 4)(%eax) - movl %ecx, (GD_LOAD_OFF * 4)(%eax) + /* %edx points to the global data structure */ + movl %esp, (GD_RAM_SIZE * 4)(%edx) + movl %ebx, (GD_FLAGS * 4)(%edx) + movl %ecx, (GD_LOAD_OFF * 4)(%edx) call board_init_f /* Enter, U-boot! */ |