cpu_relax(): New function.

[bertos.git] / bertos / drv / dataflash.c

diff --git a/bertos/drv/dataflash.c b/bertos/drv/dataflash.c
index ac1eeaf551b72bc4de4167dd5920d7cc06a27194..68047d5b5cac4e1743ea14df89140aadf84dd666 100644 (file)
--- a/bertos/drv/dataflash.c
+++ b/bertos/drv/dataflash.c
@@ -27,12 +27,10 @@
  * the GNU General Public License.
  *
  * Copyright 2007 Develer S.r.l. (http://www.develer.com/)
- *
  * -->
  *
  * \brief Function library for dataflash AT45DB family (implementation).
  *
- *
  * \version $Id: dataflash.c 21658 2008-06-05 16:42:54Z asterix $
  * \author Daniele Basile <asterix@develer.com>
  * \author Francesco Sacchi <batt@develer.com>
@@ -54,11 +52,7 @@
 
 #include <kern/kfile.h>
 
-#if CONFIG_KERNEL
-       #include <kern/proc.h>
-#else
-       #define proc_yield() do {} while(0)
-#endif
+#include <cpu/power.h> /* cpu_relax() */
 
 #include <string.h>
 
@@ -215,7 +209,7 @@ static uint8_t dataflash_cmd(DataFlash *fd, dataflash_page_t page_addr, dataflas
         * is high.
         */
        while (!(dataflash_stat(fd) & BUSY_BIT))
-               proc_yield();
+               cpu_relax();
 
        stat = dataflash_stat(fd);