From 24bf11eca11947d961cc9bb5f7d92dabff169e93 Mon Sep 17 00:00:00 2001 From: Sebastian Huber Date: Wed, 12 Feb 2014 10:31:38 +0100 Subject: 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. --- c/src/lib/libbsp/arm/gdbarmsim/Makefile.am | 2 ++ 1 file changed, 2 insertions(+) (limited to 'c/src/lib/libbsp/arm/gdbarmsim/Makefile.am') diff --git a/c/src/lib/libbsp/arm/gdbarmsim/Makefile.am b/c/src/lib/libbsp/arm/gdbarmsim/Makefile.am index f03a257471..8a351a2610 100644 --- a/c/src/lib/libbsp/arm/gdbarmsim/Makefile.am +++ b/c/src/lib/libbsp/arm/gdbarmsim/Makefile.am @@ -33,6 +33,8 @@ libbsp_a_SOURCES += ../../shared/bsplibc.c ../../shared/bsppost.c \ ../../shared/bsppredriverhook.c ../../shared/bspstart.c \ ../../shared/bspclean.c startup/bspreset.c ../../shared/bootcard.c \ ../../shared/sbrk.c ../../shared/gnatinstallhandler.c startup/syscalls.c +libbsp_a_SOURCES += ../../shared/cpucounterread.c +libbsp_a_SOURCES += ../../shared/cpucounterdiff.c # console libbsp_a_SOURCES += ../../shared/console-polled.c console/console-io.c # clock -- cgit v1.2.3