ZFS on ARM (Beaglebone Black)

[Matthieu Kraus]

I'm using the following since a few years which seems to work fine -  
it's a rather hacky approach, though, I guess:

Index: sys/cddl/compat/opensolaris/sys/cpuvar.h
===================================================================
--- sys/cddl/compat/opensolaris/sys/cpuvar.h    (revision 227813)
+++ sys/cddl/compat/opensolaris/sys/cpuvar.h    (working copy)
@@ -50,6 +50,9 @@

  /* Some code may choose to redefine this if pcpu_t would be more useful. */
  #define cpu_t  solaris_cpu_t
+#ifdef cpu_id
+#undef cpu_id
+#endif
  #define        cpu_id  cpuid

  extern solaris_cpu_t    solaris_cpu[];


Quoting hhh at sdf.org:

> Hi all,
>
> I would like to know what is the status of the ZFS on ARM.  My goal is
> to connect ZFS formatted hard drive to the Beaglebone Black running
> FreeBSD 10 (RELEASE or STABLE).
>
> I tried both the recent pre-compiled (ftp server) and self-compiled
> (crochet) images, but neither contained zfs.ko module.  I tried to
> compile the module on the board, but got error while compiling the
> opensolaris module.
>
>
> In file included from  
> /usr/src/sys/modules/zfs/../../cddl/contrib/opensolaris/uts/common/os/fm.c:59:
> /usr/src/sys/modules/zfs/../../cddl/compat/opensolaris/sys/cpuvar.h:53:9:  
> error: 'cpu_id' macro redefined [-Werror]
> #define cpu_id  cpuid
>         ^
> ./machine/cpufunc.h:170:9: note: previous definition is here
> #define cpu_id()                cpufuncs.cf_id()
>         ^
> 1 error generated.
> *** Error code 1
>
> Stop.
> make: stopped in /usr/src/sys/modules/zfs
>
>
>
> Why did it go wrong?
>
> Thanks for help!
>
> -- hhh
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