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Re: [Qemu-devel] [PATCH] hw/arm_boot.c: move initrd load address up to a
From: |
Aurelien Jarno |
Subject: |
Re: [Qemu-devel] [PATCH] hw/arm_boot.c: move initrd load address up to accommodate large kernels |
Date: |
Wed, 20 Apr 2011 13:02:29 +0200 |
User-agent: |
Mutt/1.5.20 (2009-06-14) |
On Tue, Apr 19, 2011 at 04:32:34PM +0100, Peter Maydell wrote:
> Newer kernels are large enough that they can overlap the address
> where qemu places the initrd. Move the initrd up so that there is
> enough space for the kernel again.
>
> Unfortunately it's not possible to automatically determine the
> size of the kernel if it is compressed, so this is the best we
> can do.
>
> Signed-off-by: Peter Maydell <address@hidden>
> ---
> I think a variant of this patch was posted some time last year but didn't
> attract any comment. Anyway, bumping up the arbitrary initrd load address
> is a bit ugly but does at least let large kernels boot, and corresponds
> to what you'd do on real hardware (ie change the load address in your
> u-boot script)...
>
> If anybody has a better solution then I'm happy to implement it; otherwise
> I think this patch should be committed.
>
> hw/arm_boot.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
Thanks, applied.
> diff --git a/hw/arm_boot.c b/hw/arm_boot.c
> index 41e99d1..bfac982 100644
> --- a/hw/arm_boot.c
> +++ b/hw/arm_boot.c
> @@ -15,7 +15,7 @@
>
> #define KERNEL_ARGS_ADDR 0x100
> #define KERNEL_LOAD_ADDR 0x00010000
> -#define INITRD_LOAD_ADDR 0x00800000
> +#define INITRD_LOAD_ADDR 0x00d00000
>
> /* The worlds second smallest bootloader. Set r0-r2, then jump to kernel.
> */
> static uint32_t bootloader[] = {
> --
> 1.7.1
>
>
>
--
Aurelien Jarno GPG: 1024D/F1BCDB73
address@hidden http://www.aurel32.net