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author | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-12 10:31:38 +0100 |
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committer | Sebastian Huber <sebastian.huber@embedded-brains.de> | 2014-02-14 10:28:29 +0100 |
commit | 24bf11eca11947d961cc9bb5f7d92dabff169e93 (patch) | |
tree | b28f3aa8a21df91e8feaf324613aa76460559837 /c/src/lib/libbsp/arm/lpc24xx/Makefile.am | |
parent | bsps/arm: Fix Cortex-A9 MPCore nanoseconds handler (diff) | |
download | rtems-24bf11eca11947d961cc9bb5f7d92dabff169e93.tar.bz2 |
score: Add CPU counter support
Add a CPU counter interface to allow access to a free-running counter.
It is useful to measure short time intervals. This can be used for
example to enable profiling of critical low-level functions.
Add two busy wait functions rtems_counter_delay_ticks() and
rtems_counter_delay_nanoseconds() implemented via the CPU counter.
Diffstat (limited to '')
-rw-r--r-- | c/src/lib/libbsp/arm/lpc24xx/Makefile.am | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/c/src/lib/libbsp/arm/lpc24xx/Makefile.am b/c/src/lib/libbsp/arm/lpc24xx/Makefile.am index 28ef7088bd..3b5c94fbc0 100644 --- a/c/src/lib/libbsp/arm/lpc24xx/Makefile.am +++ b/c/src/lib/libbsp/arm/lpc24xx/Makefile.am @@ -101,6 +101,7 @@ libbsp_a_SOURCES += ../../shared/bootcard.c \ ../../shared/sbrk.c \ ../../shared/src/stackalloc.c \ ../../shared/src/uart-output-char.c +libbsp_a_SOURCES += ../../shared/cpucounterdiff.c # Startup libbsp_a_SOURCES += ../shared/startup/bsp-start-memcpy.S |