[PATCH 04/25] niagara/include/bsp.h: Remove rtems_bsp_delay()

Joel Sherrill joel.sherrill at oarcorp.com
Thu Mar 20 18:29:00 UTC 2014


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

diff --git a/c/src/lib/libbsp/sparc64/niagara/include/bsp.h b/c/src/lib/libbsp/sparc64/niagara/include/bsp.h
index f5280f7..c360bd6 100644
--- a/c/src/lib/libbsp/sparc64/niagara/include/bsp.h
+++ b/c/src/lib/libbsp/sparc64/niagara/include/bsp.h
@@ -44,23 +44,6 @@ 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
-- 
1.7.1




More information about the devel mailing list