Am 31.07.2016 um 12:04 schrieb Paul Burton: > On 27/07/16 20:21, Daniel Schwierzeck wrote: >>> diff --git a/configs/boston_defconfig b/configs/boston_defconfig >>> new file mode 100644 >>> index 0000000..381203a >>> --- /dev/null >>> +++ b/configs/boston_defconfig >>> @@ -0,0 +1,41 @@ >>> +CONFIG_MIPS=y >>> +CONFIG_TARGET_BOSTON=y >>> +CONFIG_SYS_LITTLE_ENDIAN=y >>> +CONFIG_CPU_MIPS64_R6=y >> >> I've noticed that this defconfig with MIPS64r6 breaks buildman and >> TravisCI for me and likely a lot of other people because most available >> toolchains (ELDK, kernel.org, etc.) don't have gcc-5.x yet. And Imgtec >> provides two different toolchains for R6 and R1..R5 so this needs to be >> handled too in buildman. >> >> Does it make sense to add different defconfigs for Boston similar to >> Malta to have build coverage for MIPS32r2 and MIPS64r2 as well as >> BigEndian and LittleEndian? We can add the MIPS32r6 and MIPS64r6 >> variants later when more toolchains with a recent gcc are available. >> What do you think? > > Hi Daniel, > > I don't mind so much - I'm happy to change the defconfig to R2 & have > separate 32 & 64 bit ones if you prefer. I chose MIPS64r6 for it since > that's what's being used primarily on real Boston boards. Would you like > me to submit a v3?
yes please, but only for patch 10/10. The other patches are already good for merging. > > FYI whilst the codescape toolchains on imgtec.com have a split between > pre-R6 (MTI toolchain) & R6 (IMG toolchain) they only differ in the > prebuilt libraries included with them, so since U-Boot (or Linux) don't > link with those libraries you can build with either toolchain for any > arch revision. For internal U-Boot releases I compile for all > combinations of r2 & r6, 32 & 64 bit, big & little endian with the same > toolchain (then bolt them all together into 1 binary with a bit of magic > trampoline code at the start, which it'd be neat to get tidied & > upstream some time!). > thanks for the info. I'll have a look into extending buildman to fetch the Codescape IMG toolchains for MIPS. -- - Daniel
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