Re: [yocto] Problems building core-minimal-rt on Jethro (2.0.1) and Krogoth (2.1)
On 2016-05-04 10:02 AM, Ronald Oakes wrote: My project will need to be real-time (we're probably putting a crystal controlled clock in), so I'd like to have the real-time kernel. So, I've been attempting to build core-minimal-rt on both 2.0.1 and 2.1. I get errors on both, albeit different errors. Jethro: On 2.0.1, the do-patch for linux-yocto-rt-* fails, ultimately with the message: "Your branch is behind 'origin/standard/preempt-rt/base' by 691 commits, and can be fast-forwarded." followed by "(use "git pull" to update your local branch)" I get this error on all distros, including poky-bleeding. I've not been successful in disabling the mirrors just for linux-yocto-rt. I am now trying a build, albeit on my slow machine (two cores, where if I don't force bitbake into running one task at a time, it hangs), after deleting everything except the conf directory to see if that makes any difference Krogoth: On 2.1, the error message occurs very quickly: ERROR: Nothing PROVIDES 'linux-yocto-rt' (but /home/ron/yocto_2.1/poky/meta/recipes-rt/images/core-image-rt.bb DEPENDS on or otherwise requires it) ERROR: linux-yocto-rt was skipped: PREFERRED_PROVIDER_virtual/kernel set to linux-yocto, not linux-yocto-rt ERROR: linux-yocto-rt was skipped: PREFERRED_PROVIDER_virtual/kernel set to linux-yocto, not linux-yocto-rt NOTE: Target 'linux-yocto-rt' is unbuildable, removing... Missing or unbuildable dependency chain was: ['linux-yocto-rt'] NOTE: Target 'core-image-rt' is unbuildable, removing... Missing or unbuildable dependency chain was: ['core-image-rt', 'linux-yocto-rt'] ERROR: Required build target 'core-image-rt' has no buildable providers. Missing or unbuildable dependency chain was: ['core-image-rt', 'linux-yocto-rt'] --- Any clues as how to work around either? On 2.1, set: PREFERRED_PROVIDER_virtual/kernel = "linux-yocto-rt" I also have all my latest SRCREV commits here: git://git.pokylinux.org/poky-contrib master:zedd/kernel That's the latest 4.1 and 4.4 -rt changes that I'm about to send to the mailing list. Bruce Ron Oakes -- ___ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto
Re: [yocto] Problems building core-minimal-rt on Jethro (2.0.1) and Krogoth (2.1)
Perhaps you could cd to the source directory and do: $ git pull Then try to rebuild. Frederick From: yocto-boun...@yoctoproject.org on behalf of Ronald Oakes Sent: Wednesday, May 4, 2016 7:02 AM To: Yocto discussion list Subject: [yocto] Problems building core-minimal-rt on Jethro (2.0.1) and Krogoth (2.1) My project will need to be real-time (we're probably putting a crystal controlled clock in), so I'd like to have the real-time kernel. So, I've been attempting to build core-minimal-rt on both 2.0.1 and 2.1. I get errors on both, albeit different errors. Jethro: On 2.0.1, the do-patch for linux-yocto-rt-* fails, ultimately with the message: "Your branch is behind 'origin/standard/preempt-rt/base' by 691 commits, and can be fast-forwarded." followed by "(use "git pull" to update your local branch)" I get this error on all distros, including poky-bleeding. I've not been successful in disabling the mirrors just for linux-yocto-rt. I am now trying a build, albeit on my slow machine (two cores, where if I don't force bitbake into running one task at a time, it hangs), after deleting everything except the conf directory to see if that makes any difference Krogoth: On 2.1, the error message occurs very quickly: ERROR: Nothing PROVIDES 'linux-yocto-rt' (but /home/ron/yocto_2.1/poky/meta/recipes-rt/images/core-image-rt.bb DEPENDS on or otherwise requires it) ERROR: linux-yocto-rt was skipped: PREFERRED_PROVIDER_virtual/kernel set to linux-yocto, not linux-yocto-rt ERROR: linux-yocto-rt was skipped: PREFERRED_PROVIDER_virtual/kernel set to linux-yocto, not linux-yocto-rt NOTE: Target 'linux-yocto-rt' is unbuildable, removing... Missing or unbuildable dependency chain was: ['linux-yocto-rt'] NOTE: Target 'core-image-rt' is unbuildable, removing... Missing or unbuildable dependency chain was: ['core-image-rt', 'linux-yocto-rt'] ERROR: Required build target 'core-image-rt' has no buildable providers. Missing or unbuildable dependency chain was: ['core-image-rt', 'linux-yocto-rt'] --- Any clues as how to work around either? Ron Oakes -- ___ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto -- ___ yocto mailing list yocto@yoctoproject.org https://lists.yoctoproject.org/listinfo/yocto
