path: root/meta/recipes-rt
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authorDarren Hart <>2011-08-08 16:33:00 -0700
committerRichard Purdie <>2011-08-12 17:16:59 +0100
commit2c86e636972bd02b35523b36bc81a2765f430f70 (patch)
tree62d5d1130c200c3e174732a7298af2d65be43dcd /meta/recipes-rt
parentbafaaad264fe3e745c714951ddcf2784d33b755a (diff)
recipes-rt: add a README documenting the contents of recipes-rt
Document the non-obvious bits of using the recipes-rt recipes. Signed-off-by: Darren Hart <>
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+The recipes-rt recipes provide package and image recipes for using and testing
+the PREEMPT_RT kernel. The core-image-rt*.bb images are minimal images with
+a couple extra packages, including rt-tests. In order to build the image with
+the linux-yocto-rt kernel, be sure to include the following line in your
+local.conf, bblayers.conf, or your $MACHINE.conf.
+PREFERRED_PROVIDER_virtual/kernel = "linux-yocto-rt"
+If you are creating a new BSP which should use linux-yocto-rt by default,
+use the line above in the $MACHINE.conf in your BSP layer, and specify the
+following in a linux-yocto-rt bbappend recipe: