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| author | Jennifer Averett <Jennifer.Averett@OARcorp.com> | 2011-05-23 17:41:30 +0000 |
|---|---|---|
| committer | Jennifer Averett <Jennifer.Averett@OARcorp.com> | 2011-05-23 17:41:30 +0000 |
| commit | b8870a029df4b52eca6ad89b9b393b9798dc812a (patch) | |
| tree | d8b9dd17d021e50c2886c5de7136ae844b37746f /c/src/lib/libbsp/sparc/leon3 | |
| parent | 2011-05-23 Joel Sherrill <joel.sherrilL@OARcorp.com> (diff) | |
| download | rtems-b8870a029df4b52eca6ad89b9b393b9798dc812a.tar.bz2 | |
2011-05-23 Jennifer Averett <Jennifer.Averett@OARcorp.com>
PR 1795/bsps
* erc32/Makefile.am, leon2/Makefile.am, leon3/Makefile.am: Add
rtems_bsp_delay to sparc bsps.
* erc32/startup/bspdelay.c, leon2/startup/bspdelay.c,
leon3/startup/bspdelay.c: New files.
Diffstat (limited to 'c/src/lib/libbsp/sparc/leon3')
| -rw-r--r-- | c/src/lib/libbsp/sparc/leon3/Makefile.am | 5 | ||||
| -rw-r--r-- | c/src/lib/libbsp/sparc/leon3/startup/bspdelay.c | 25 |
2 files changed, 28 insertions, 2 deletions
diff --git a/c/src/lib/libbsp/sparc/leon3/Makefile.am b/c/src/lib/libbsp/sparc/leon3/Makefile.am index 4dc665e678..ec14baea0c 100644 --- a/c/src/lib/libbsp/sparc/leon3/Makefile.am +++ b/c/src/lib/libbsp/sparc/leon3/Makefile.am @@ -1,5 +1,5 @@ ## -## $Id$ +## $Id: Makefile.am,v 1.30 2011/03/16 20:05:26 joel Exp ## ACLOCAL_AMFLAGS = -I ../../../../aclocal @@ -41,8 +41,9 @@ libbsp_a_SOURCES += ../../shared/bspclean.c ../../shared/bsplibc.c \ ../../shared/bsppost.c ../../shared/bootcard.c startup/bspstart.c \ ../../sparc/shared/bsppretaskinghook.c ../../shared/bsppredriverhook.c \ ../../sparc/shared/bspgetworkarea.c ../../shared/sbrk.c startup/setvec.c \ - startup/spurious.c startup/bspidle.S \ + startup/spurious.c startup/bspidle.S startup/bspdelay.c \ ../../shared/bspinit.c + # ISR Handler libbsp_a_SOURCES += ../../sparc/shared/irq_asm.S # gnatsupp diff --git a/c/src/lib/libbsp/sparc/leon3/startup/bspdelay.c b/c/src/lib/libbsp/sparc/leon3/startup/bspdelay.c new file mode 100644 index 0000000000..19a1dfd8b4 --- /dev/null +++ b/c/src/lib/libbsp/sparc/leon3/startup/bspdelay.c @@ -0,0 +1,25 @@ +/* + * LEON3 BSP Delay Method + * + * COPYRIGHT (c) 1989-2011. + * On-Line Applications Research Corporation (OAR). + * + * The license and distribution terms for this file may be + * found in the file LICENSE in this distribution or at + * http://www.rtems.com/license/LICENSE. + * + * $Id + */ + +#include <bsp.h> + +void rtems_bsp_delay(int usecs) +{ + uint32_t then; + + then =LEON3_Timer_Regs->timer[0].value; + then += usecs; + + while (LEON3_Timer_Regs->timer[0].value >= then) + ; +} |