[U-Boot] [PATCH v3 5/7] dfu:cmd: Support for DFU u-boot command

Stephen Warren swarren at wwwdotorg.org
Fri Aug 3 17:32:57 CEST 2012


On 08/03/2012 12:13 AM, Lukasz Majewski wrote:
> Dear Stephen Warren,
> 
>> Again, this is confusing two different kinds of partitions.
>>
>> There are HW-level partitions/regions/areas within the eMMC HW itself.
>> You need to send commands to the eMMC device to select whether
>> read/write commands act on the boot0/boot1/general*/user HW partition.
> 
> This will be done via "mmc boot [dev] [HW partition (boot0/1/user]"
> command (from u-boot prompt).

Hmm. I still fail to see how this is any different to the existing "mmc
dev" command. Are the following two commands not exactly identical:

mmc dev $dev $part      # already exists today
mmc boot $dev $part     # new command you're proposing

?

> This command is not yet implemented at u-boot (at least for Trats
> development board).
> After its implementation it will be used as a helper function for dfu.



More information about the U-Boot mailing list