diff options
| author | Joel Sherrill <joel.sherrill@OARcorp.com> | 2011-06-28 20:29:10 +0000 |
|---|---|---|
| committer | Joel Sherrill <joel.sherrill@OARcorp.com> | 2011-06-28 20:29:10 +0000 |
| commit | fdcd80e66cf73988fbd478f8b5c8b82d71da1bc4 (patch) | |
| tree | 5e28887f607841fcaf3e426f4a221d3f2b5c0378 /c/src/lib/libbsp/sparc/leon3/smp/getcpuid.c | |
| parent | 2011-06-27 Joel Sherrill <joel.sherrill@oarcorp.com> (diff) | |
| download | rtems-fdcd80e66cf73988fbd478f8b5c8b82d71da1bc4.tar.bz2 | |
2011-06-28 Joel Sherrill <joel.sherrill@oarcorp.com>
Jennifer Averett <jennifer.averett@OARcorp.com>
PR 1801/bsps
* Makefile.am, include/leon.h: Add SMP support to LEON3 BSP.
* smp/getcpuid.c, smp/smp_leon3.c: New files.
Diffstat (limited to '')
| -rw-r--r-- | c/src/lib/libbsp/sparc/leon3/smp/getcpuid.c | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/sparc/leon3/smp/getcpuid.c b/c/src/lib/libbsp/sparc/leon3/smp/getcpuid.c new file mode 100644 index 0000000000..8bde93f8d9 --- /dev/null +++ b/c/src/lib/libbsp/sparc/leon3/smp/getcpuid.c @@ -0,0 +1,18 @@ +/* + * Extracted from smp-imps.c + * + * <Insert copyright here : it must be BSD-like so anyone can use it> + * + * Author: Erich Boleyn <erich@uruk.org> http://www.uruk.org/~erich/ + * + * $Id$ + */ + +int bsp_smp_processor_id(void) +{ + unsigned int id; + __asm__ __volatile__( "rd %%asr17,%0\n\t" : "=r" (id) : ); + + return ((id >> 28) & 0xff); +} + |