2010/9/8 Chase Maupin <[email protected]>: > * Added a description of the SOC_FAMILY variable that > can be set in the machine configuration files. > > Signed-off-by: Chase Maupin <[email protected]> > --- > docs/usermanual/chapters/common_use_cases.xml | 24 ++++++++++++++++++++++++ > 1 files changed, 24 insertions(+), 0 deletions(-) > > diff --git a/docs/usermanual/chapters/common_use_cases.xml > b/docs/usermanual/chapters/common_use_cases.xml > index d86d0ca..ef81b95 100644 > --- a/docs/usermanual/chapters/common_use_cases.xml > +++ b/docs/usermanual/chapters/common_use_cases.xml > @@ -94,6 +94,30 @@ SRCDATE = "20061014" > </listitem> > </itemizedlist></para> > > + <para>There are also some optional variables that can be defined: > + <itemizedlist> > + <listitem> > + <para><command>SOC_FAMILY</command> describes a family of > processors > + that all share common features such as kernel versions, > + bootloaders, etc. This is used to allow overrides for a whole > + set of devices rather than per machine overrides being used. > + The use of SOC_FAMILY as an override is currently a distribution > + or local setting. > + </para> > + <para> > + NOTE: SOC_FAMILY is different than MACHINE_CLASS in that > + MACHINE_CLASS is intended to specify a grouping of devices > + that may have different processors but share common features. > + For example all OMAP3 devices can be described using the > SOC_FAMILY > + "omap3" and this value can be used in overrides to prevent > + requiring multiple machine specific overrides. MACHINE_CLASS > + might be used to describe a class of devices such as a cell > + phone in which the processor may be different but the > + features such as touchscreen, GPS, modem, etc are the same. > + </para> > + </listitem> > + </itemizedlist></para> > + > <para>Next the kernel recipe needs to be added if it doesn't already > exist. > </para> > </section> > -- > 1.7.0.4
Thanks for writing this. Seems like a decent description to me. Acked-by: Frans Meulenbroeks <[email protected]> _______________________________________________ Openembedded-devel mailing list [email protected] http://lists.linuxtogo.org/cgi-bin/mailman/listinfo/openembedded-devel
