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| author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-03-11 17:44:51 +0100 |
|---|---|---|
| committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2013-03-14 10:56:47 +0100 |
| commit | b34401cce3e9e6af5f5a27651003cee9b23a73d2 (patch) | |
| tree | c47dcb74d86138b973217be0a62fe38d719b0975 | |
| parent | mpc83xx: Fix local access window 1 configuration (diff) | |
| download | rtems-b34401cce3e9e6af5f5a27651003cee9b23a73d2.tar.bz2 | |
mpc83xx: Copy nothing if necessary
| -rw-r--r-- | c/src/lib/libbsp/powerpc/gen83xx/start/start.S | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/powerpc/gen83xx/start/start.S b/c/src/lib/libbsp/powerpc/gen83xx/start/start.S index 2c67bf8c5e..770256d942 100644 --- a/c/src/lib/libbsp/powerpc/gen83xx/start/start.S +++ b/c/src/lib/libbsp/powerpc/gen83xx/start/start.S @@ -457,6 +457,9 @@ twiddle: b twiddle copy_image: + cmpwi r28, 0 + beqlr + mr r27, r28 srwi r28, r28, 2 mtctr r28 |