[rtems commit] usiii/include/bsp.h: Remove rtems_bsp_delay()

Joel Sherrill joel at rtems.org
Fri Mar 21 13:47:40 UTC 2014


Module:    rtems
Branch:    master
Commit:    8c4821e48c856b9f2c0141a9e4e6ad1e31e5247a
Changeset: http://git.rtems.org/rtems/commit/?id=8c4821e48c856b9f2c0141a9e4e6ad1e31e5247a

Author:    Joel Sherrill <joel.sherrill at oarcorp.com>
Date:      Mon Mar 17 13:23:06 2014 -0500

usiii/include/bsp.h: Remove rtems_bsp_delay()

---

 c/src/lib/libbsp/sparc64/usiii/include/bsp.h |   17 -----------------
 1 files changed, 0 insertions(+), 17 deletions(-)

diff --git a/c/src/lib/libbsp/sparc64/usiii/include/bsp.h b/c/src/lib/libbsp/sparc64/usiii/include/bsp.h
index f8e9e1d..9d5994a 100644
--- a/c/src/lib/libbsp/sparc64/usiii/include/bsp.h
+++ b/c/src/lib/libbsp/sparc64/usiii/include/bsp.h
@@ -46,23 +46,6 @@ rtems_isr_entry set_vector(                     /* returns old vector */
     int                 type                    /* RTEMS or RAW intr  */
 );
 
-/*
- *  Simple spin delay in microsecond units for device drivers.
- *  This is very dependent on the clock speed of the target.
- */
-
-#define rtems_bsp_delay( microseconds ) \
-  { register uint32_t         _delay=(microseconds); \
-    register uint32_t         _tmp = 0; /* initialized to avoid warning */ \
-    __asm__ volatile( "0: \
-                     remo      3,31,%0 ; \
-                     cmpo      0,%0 ; \
-                     subo      1,%1,%1 ; \
-                     cmpobne.t 0,%1,0b " \
-                  : "=d" (_tmp), "=d" (_delay) \
-                  : "0"  (_tmp), "1"  (_delay) ); \
-  }
-
 #ifdef __cplusplus
 }
 #endif




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