Hi again Felix, Am Di, 9.09.2014, 22:20 schrieb Mathias Adam: > Hi Felix, > > Am Di, 9.09.2014, 21:32 schrieb Felix Fietkau: >> On 2014-09-09 21:21, Mathias Adam wrote: >>> Hi, >>> >>> just noticed that the pre-built image for Huawei E970 (brcm47xx-legacy, >>> openwrt-e970-squashfs-gz.bin) is too large for its 4MiB flash. >>> This is true for both BB-rc3 and trunk snapshots. >>> >>> Apparently Imagebuilder creates squashfs with 64kiB blocksize. However >>> I >>> usually used 256kiB or even 1MiB on this device, which in my experience >>> saves some 100kiB. >>> >>> Up to now I mostly used trunk builds; now I was able to create working >>> images with ImageBuilder as well after manually changing .config. >>> >>> What is the recommended way to deal with this? >>> E.g. is it possible to set squashfs blocksize in a profile? >> It's not possible to set it in a profile. You can change it via make >> menuconfig, but keep in mind that increasing the block size will >> significantly increase RAM usage. That's the main reason why >> brcm47xx-legacy uses a smaller block size than other targets. > > I see. I assumed squashfs needs some more RAM with larger blocks size, but > didn't actually measure it so far. Though I haven't experienced short RAM > issues so far on E970, at least it has 32M. Flash size was always my > biggest concern on that device. (I stopped using a WRT54 some time before > because of constant hassle with its only 16M RAM...) > > So maybe it would make sense to move it to generic? > However that would include more variants in b43 -- or is it possible to > remove unnecessary b43 PHY variants in a profile?
ImageBuilder seems not to have make target menuconfig... is there another official way to configure it on ImageBuilder? Regarding subtarget: is there a rule on specific device properties whether a device fits generic, or legacy? Thanks, Mathias _______________________________________________ openwrt-devel mailing list openwrt-devel@lists.openwrt.org https://lists.openwrt.org/cgi-bin/mailman/listinfo/openwrt-devel
