rename packages to buildroot_packages

fix BR2_SAMPLE_PACKAGE to PACKAGE_SAMPLE_PACKAGE on README

Add some more README.adoc to subdirs.

buildroot_packages/parsec_benchmark/external.mk

@@ -0,0 +1,64 @@
+################################################################################
+#
+# PARSEC_BENCHMARK
+#
+################################################################################
+
+# If we ever upstream to Buildroot.
+# PARSEC_BENCHMARK_VERSION = 75d55ac446a43c47efb1044844a108c6c330184c
+# PARSEC_BENCHMARK_SITE = git@github.com:cirosantilli/parsec-benchmark.git
+# PARSEC_BENCHMARK_SITE_METHOD = git
+
+PARSEC_BENCHMARK_VERSION = 1.0
+PARSEC_BENCHMARK_SITE = $(LKMC_PARSEC_BENCHMARK_SRCDIR)
+PARSEC_BENCHMARK_SITE_METHOD = local
+
+define PARSEC_BENCHMARK_BUILD_CMDS
+  # TODO make this nicer, only untar when extract step is done.
+  # EXTRACT_CMDS and EXTRA_DOWNLOADS would be good candidates,
+  # but they don't run with OVERRIDE_SRCDIR.
+  '$(@D)/get-inputs' $(if $(filter $(V),1),-v,) '$(DL_DIR)' '$(@D)/'
+  # We run the benchmarks with the wrong arch here to generate the inputs on the host.
+  # This is because on gem5 this takes too long to do.
+  export GNU_TARGET_NAME='$(GNU_TARGET_NAME)' && \
+  export GNU_HOST_NAME='$(GNU_HOST_NAME)' && \
+  export HOSTCC='$(HOSTCC)' && \
+  export M4='$(HOST_DIR)/usr/bin/m4' && \
+  export MAKE='$(MAKE)' && \
+  export OSTYPE=linux && \
+  export TARGET_CROSS='$(TARGET_CROSS)' && \
+  export CC="$(TARGET_CC)" && \
+  export CPP="$(TARGET_CPP)" && \
+  export CXX="$(TARGET_CXX)" && \
+  export HOSTTYPE=$(BR2_ARCH) && \
+  cd $(@D) && \
+  . env.sh && \
+  for pkg in $(BR2_PACKAGE_PARSEC_BENCHMARK_BUILD_LIST); do \
+    parsecmgmt -a build -p $$pkg && \
+    if [ ! '$(BR2_PACKAGE_PARSEC_BENCHMARK_PARSECMGMT)' = y ]; then \
+      parsecmgmt -a run -p $$pkg -i $(BR2_PACKAGE_PARSEC_BENCHMARK_INPUT_SIZE); \
+    fi \
+  done
+endef
+
+define PARSEC_BENCHMARK_INSTALL_TARGET_CMDS
+  mkdir -p '$(TARGET_DIR)/parsec/'
+  $(INSTALL) -D -m 0755 '$(@D)/test.sh' '$(TARGET_DIR)/parsec/'
+  if [ '$(BR2_PACKAGE_PARSEC_BENCHMARK_PARSECMGMT)' = y ]; then \
+    rsync -am $(if $(filter $(V),1),-v,) \
+      --exclude '**/obj/' \
+      --exclude '**/run/' \
+      --exclude '**/src/' \
+      '$(@D)/' '$(TARGET_DIR)/parsec/' \
+    ; \
+  else \
+    rsync -am $(if $(filter $(V),1),-v,) --include '*/' \
+      --include 'inst/***' \
+      --include 'run/***' \
+      --exclude '*' '$(@D)/' '$(TARGET_DIR)/parsec/' \
+    ; \
+  fi
+  # rsync finished.
+endef
+
+$(eval $(generic-package))