From: Thomas Huth <thuth@redhat.com>
To: "Cédric Le Goater" <clg@kaod.org>,
qemu-ppc@nongnu.org, qemu-devel@nongnu.org
Cc: Christophe Leroy <christophe.leroy@c-s.fr>,
Daniel Henrique Barboza <danielhb413@gmail.com>,
Greg Kurz <groug@kaod.org>,
David Gibson <david@gibson.dropbear.id.au>
Subject: Re: [PATCH] hw/ppc/ppc405_boards: Change kernel load address
Date: Thu, 2 Dec 2021 20:17:12 +0100 [thread overview]
Message-ID: <d8119266-e6f1-969c-d440-d511951178f6@redhat.com> (raw)
In-Reply-To: <20211202191446.1292125-1-clg@kaod.org>
On 02/12/2021 20.14, Cédric Le Goater wrote:
> The default addresses to load the kernel, fdt, initrd of AMCC boards
> in U-Boot v2015.10 are :
>
> "kernel_addr_r=1000000\0"
> "fdt_addr_r=1800000\0"
> "ramdisk_addr_r=1900000\0"
>
> The taihu is one of these boards, the ref405ep is not but we don't
> have much information on it and both boards have a very similar
> address space layout. Change the kernel load address to match U-Boot
> expectations and fix loading.
You could additionally mention that U-Boot corrupts the kernel if it gets
loaded to address 0.
> Signed-off-by: Cédric Le Goater <clg@kaod.org>
> ---
> hw/ppc/ppc405_boards.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/hw/ppc/ppc405_boards.c b/hw/ppc/ppc405_boards.c
> index 972a7a4a3e5d..b4249f4626e6 100644
> --- a/hw/ppc/ppc405_boards.c
> +++ b/hw/ppc/ppc405_boards.c
> @@ -45,7 +45,7 @@
> #define BIOS_FILENAME "ppc405_rom.bin"
> #define BIOS_SIZE (2 * MiB)
>
> -#define KERNEL_LOAD_ADDR 0x00000000
> +#define KERNEL_LOAD_ADDR 0x01000000
> #define INITRD_LOAD_ADDR 0x01800000
>
> #define USE_FLASH_BIOS
Reviewed-by: Thomas Huth <thuth@redhat.com>
next prev parent reply other threads:[~2021-12-02 19:38 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-12-02 19:14 [PATCH] hw/ppc/ppc405_boards: Change kernel load address Cédric Le Goater
2021-12-02 19:17 ` Thomas Huth [this message]
2021-12-02 19:19 ` Cédric Le Goater
2021-12-02 19:32 ` LEROY Christophe
2021-12-03 10:27 ` Cédric Le Goater
2021-12-03 10:31 ` Thomas Huth
2021-12-03 10:40 ` Peter Maydell
2021-12-03 12:25 ` Cédric Le Goater
2021-12-08 13:07 ` Thomas Huth
2021-12-08 13:15 ` Cédric Le Goater
2021-12-08 13:19 ` Thomas Huth
2021-12-08 16:54 ` Cédric Le Goater
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