[U-Boot] [PATCH V2 2/2] odroid: Add boot script (boot.scr) support

[Guillaume Gardet <guillaume.gardet@free.fr>]

Le 09/10/2015 12:24, Przemyslaw Marczak a ?crit :
> Hello Guillaume,
>
> On 10/05/2015 11:07 AM, Guillaume GARDET wrote:
>> Add boot script (boot.scr) support. If no boot script are
>> found, it boots as usual.
>>
>> Signed-off-by: Guillaume GARDET <guillaume.gardet@free.fr>
>> Cc: Przemyslaw Marczak <p.marczak@samsung.com>
>> Cc: Minkyu Kang <mk7.kang@samsung.com>
>>
>> ---
>>   include/configs/odroid.h | 9 +++++++++
>>   1 file changed, 9 insertions(+)
>>
>> diff --git a/include/configs/odroid.h b/include/configs/odroid.h
>> index e45b00e..f79847b 100644
>> --- a/include/configs/odroid.h
>> +++ b/include/configs/odroid.h
>> @@ -108,6 +108,8 @@
>>    * 2.  ROOT:  -
>>   */
>>   #define CONFIG_EXTRA_ENV_SETTINGS \
>> +    "loadbootscript=load mmc ${mmcbootdev}:${mmcbootpart} ${scriptaddr} " \
>> +        "boot.scr\0" \
>>       "loadkernel=load mmc ${mmcbootdev}:${mmcbootpart} ${kerneladdr} " \
>>           "${kernelname}\0" \
>>       "loadinitrd=load mmc ${mmcbootdev}:${mmcbootpart} ${initrdaddr} " \
>> @@ -129,6 +131,9 @@
>>       "kernel_args=" \
>>           "setenv bootargs root=/dev/mmcblk${mmcrootdev}p${mmcrootpart}" \
>>           " rootwait ${console} ${opts}\0" \
>> +    "boot_script=" \
>> +        "run loadbootscript;" \
>> +        "source ${scriptaddr}\0" \
>>       "boot_fit=" \
>>           "setenv kerneladdr 0x42000000;" \
>>           "setenv kernelname Image.itb;" \
>> @@ -152,6 +157,9 @@
>>           "run kernel_args;" \
>>           "bootz ${kerneladdr} ${initrd_addr} ${fdt_addr};\0" \
>>       "autoboot=" \
>> +        "if test -e mmc 0 boot.scr; then; " \
>> +            "run boot_script; " \
>> +        "fi; " \
>
> Why you not use "elif"?  Last time I gave you the correct version:
>
> "if test -e mmc 0 boot.scr; then; " \
>     "run bootscript; " \
> "elif test -e mmc 0 Image.itb; then; " \

Because, if boot script fails, then it allows to try to boot kernel directly.
If you prefer the 'elif' version, I am fine with it.

If 'elif' version is preferred, would you be ok to modify it directly (faster) or would you like a V3?


Guillaume



>
>>           "if test -e mmc 0 Image.itb; then; " \
>>               "run boot_fit;" \
>>           "elif test -e mmc 0 zImage; then; " \
>> @@ -171,6 +179,7 @@
>>       "consoleoff=set console console=ram; save; reset\0" \
>>       "initrdname=uInitrd\0" \
>>       "initrdaddr=42000000\0" \
>> +    "scriptaddr=0x42000000\0" \
>>       "fdtaddr=40800000\0"
>>
>>   /* I2C */
>>
>
> Best regards