[U-Boot] [PATCH v11 2/2] Enable btrfs support in mx53loco config

[Tom Rini]

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On 04/02/2013 11:52 AM, Robert Nelson wrote:
> On Tue, Apr 2, 2013 at 10:38 AM, Adnan Ali
> <adnan.ali at codethink.co.uk> wrote:
>> On 02/04/13 16:19, Robert Nelson wrote:
>>> 
>>> On Tue, Apr 2, 2013 at 9:17 AM, Adnan Ali
>>> <adnan.ali at codethink.co.uk> wrote:
>>>> 
>>>> Enable btrfs support in mx53loco config
>>>> 
>>>> Signed-off-by: Adnan Ali <adnan.ali at codethink.co.uk> --- 
>>>> include/configs/mx53loco.h |    4 +++- 1 file changed, 3
>>>> insertions(+), 1 deletion(-)
>>>> 
>>>> diff --git a/include/configs/mx53loco.h
>>>> b/include/configs/mx53loco.h index a4b610f..62e9a76 100644 
>>>> --- a/include/configs/mx53loco.h +++
>>>> b/include/configs/mx53loco.h @@ -56,6 +56,8 @@ #define
>>>> CONFIG_GENERIC_MMC #define CONFIG_CMD_FAT #define
>>>> CONFIG_CMD_EXT2 +#define CONFIG_CMD_BTR +#define
>>>> CONFIG_CMD_FS_GENERIC #define CONFIG_DOS_PARTITION
>>>> 
>>>> /* Eth Configs */ @@ -128,7 +130,7 @@ "mmcroot=/dev/mmcblk0p3
>>>> rw rootwait\0" \ "mmcargs=setenv bootargs
>>>> console=ttymxc0,${baudrate} root=${mmcroot}\0" \ 
>>>> "loadbootscript=" \ -               "fatload mmc
>>>> ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0" \ +
>>>> "btrload mmc ${mmcdev}:${mmcpart} ${loadaddr} ${script};\0"
>>>> \
>>> 
>>> Instead of changing this to btrload for everyone, wouldn't it
>>> make more sense to use the generic "load" command? As your
>>> already setting "CONFIG_CMD_FS_GENERIC"
>> 
>> Well idea of adding that was to enable btrfs and to show its
>> associated commands. Yes you can use generic 'load' command.
>> Defaults was using fatload so i change it to btrload.
> 
> That's perfectly fine for showing the btrfs command's as an RFC
> patch, but if this was heading for mainline as-is, it would be nice
> to use the "load" command instead of moving from one partition
> format that's been default for a couple years to a new format with
> less users. (not that I don't like the btrfs format. ;) as i've
> been running it on a few omap boards for a couple years now..)

Exactly.  The code needs to be built somewhere, to not be considered
dead code.  The next change here, to loadbootscript needs to be done
in a forward-compatible way like 'load' so now it just works for
everyone.  Thanks!

- -- 
Tom
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