[U-Boot] [PATCH] cmd: fdt: Fix fdt address information after the movement
Marek Vasut
marek.vasut at gmail.com
Sun Nov 18 15:02:42 UTC 2018
On 11/17/2018 01:13 AM, Simon Glass wrote:
> On Thu, 18 Oct 2018 at 12:44, Marek Vasut <marek.vasut at gmail.com> wrote:
>>
>> From: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx at renesas.com>
>>
>> This patch fixes the address information of fdt.
>>
>> wrong case:
>> => fdt addr 0x48000000
>> => fdt move 0x48000000 0x41000000 0xa000
>> => fdt addr
>> The address of the fdt is 48000000
>>
>> Active address in this case is 0x41000000.
>>
>> Signed-off-by: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx at renesas.com>
>> Signed-off-by: Marek Vasut <marek.vasut+renesas at gmail.com>
>> Cc: Hiroyuki Yokoyama <hiroyuki.yokoyama.vx at renesas.com>
>> Cc: Nobuhiro Iwamatsu <iwamatsu at nigauri.org>
>> Cc: Pantelis Antoniou <pantelis.antoniou at konsulko.com>
>> ---
>> cmd/fdt.c | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>
> Reviewed-by: Simon Glass <sjg at chromium.org>
>
> Also, the cast to struct fdt_header * in the code above looks wrong. I
> think it should have a map_sysmem() in there.
Rather than that, I wonder, what would happen if we put FDT above 32bit
address space and used the 'fdt' command ? Would that work or not ? I
suspect the later ...
--
Best regards,
Marek Vasut
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