On Wed, 2016-03-23 at 18:29 +0900, Roger Shimizu wrote: > [add Ben to CC list] > > Dear Arnaud, > > My apology to my previous email. > You were absolutely right! > > On Tue, Mar 22, 2016 at 10:07 PM, Roger Shimizu wrote: > > > > Dear Arnaud, > > > > Thanks for your information! > > > > On Tue, Mar 22, 2016 at 9:25 PM, Arnaud Patard > > <arnaud.pat...@rtp-net.org> wrote: > > > > > > Roger Shimizu <rogershim...@gmail.com> writes: > > > > > > Hi, > > > > > > > > > > > Dear Ian, Martin, > > > > > > > > May I know your comment regarding to this armel/orion5x related bug? > > > > I don't know whether qnap also uses MTD to store u-boot related stuff > > > > or not. Just guessing it may have the same issue. > > > From a quick look at your logs, your mtd device is needing support for > > > cmdset 2, provided by cfi_cmdset_0002.ko (CONFIG_MTD_CFI_AMDSTD). Maybe > > > it's not available when the mtd chip is probed ? > > > Eg missing in the initrd or should be built-in or something like that ? > Yes. After appending "cfi_cmdset_0002" to /etc/initramfs-tools/modules, > do an "update-initramfs -u", then the MTD becomes probing OK.
I wonder if there's any way we can discover which of these cfi_cmdset modules is needed... > And -kirkwood flavour usually takes CONFIG_MTD_CFI_AMDSTD=m > while -orion5x flavour usually takes CONFIG_MTD_CFI_AMDSTD=y > > After merging to -marvell, it should take the superset [0], > and set CONFIG_MTD_CFI_AMDSTD=y > > I'll make this change if nobody is against with it. [...] Please go ahead. In the longer term I think we ought to make initramfs-tools include these, but I don't want the kernel to be tied to newer initramfs-tools as that will make backporting very difficult.. Ben. -- Ben Hutchings Anthony's Law of Force: Don't force it, get a larger hammer.
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