rename packages to buildroot_packages

fix BR2_SAMPLE_PACKAGE to PACKAGE_SAMPLE_PACKAGE on README

Add some more README.adoc to subdirs.

buildroot_packages/README.adoc

@@ -0,0 +1 @@
+https://github.com/cirosantilli/linux-kernel-module-cheat#buildroot_packages-directory

buildroot_packages/lkmc_many_files/Config.in

@@ -0,0 +1,4 @@
+config BR2_PACKAGE_LKMC_MANY_FILES
+	bool "lkmc_many_files"
+	help
+		Create a bunch of files in target/ to benchmark Buildroot.

buildroot_packages/lkmc_many_files/Makefile

@@ -0,0 +1,16 @@
+.PHONY: all clean
+
+CFLAGS_EXTRA ?= -fopenmp -std=c99 -Wall -Werror -Wextra
+IN_EXT ?= .c
+LIBS :=
+OUT_EXT ?= .out
+
+OUTS := $(addsuffix $(OUT_EXT), $(basename $(wildcard *$(IN_EXT))))
+
+all: $(OUTS)
+
+%$(OUT_EXT): %$(IN_EXT)
+	$(CC) $(CFLAGS) $(CFLAGS_EXTRA) -o '$@' '$<' $(LIBS)
+
+clean:
+	rm -f *'$(OUT_EXT)'

buildroot_packages/lkmc_many_files/external.desc

@@ -0,0 +1 @@
+name: LKMC_MANY_FILES

buildroot_packages/lkmc_many_files/external.mk

@@ -0,0 +1,30 @@
+################################################################################
+#
+# lkmc_many_files
+#
+################################################################################
+
+LKMC_MANY_FILES_VERSION = 1.0
+LKMC_MANY_FILES_SITE = $(BR2_EXTERNAL_LKMC_MANY_FILES_PATH)
+LKMC_MANY_FILES_SITE_METHOD = local
+
+define LKMC_MANY_FILES_BUILD_CMDS
+	# D contains the source code of this package.
+	# TARGET_CONFIGURE_OPTS contains several common options such as CFLAGS and LDFLAGS.
+	$(MAKE) -C '$(@D)' $(TARGET_CONFIGURE_OPTS)
+endef
+
+define LKMC_MANY_FILES_INSTALL_TARGET_CMDS
+  # Anything put inside TARGET_DIR will end up on the guest relative to the root directory.
+  i=0; \
+  while [ $$i -le 128 ]; do \
+    j=0; \
+    while [ $$j -le 128 ]; do \
+      $(INSTALL) -D -m 0755 $(@D)/lkmc_many_files.out $(TARGET_DIR)/lkmc_many_files/$${i}_$${j}.out; \
+      j=$$(($$j+1)); \
+    done; \
+    i=$$(($$i+1)); \
+  done
+endef
+
+$(eval $(generic-package))

buildroot_packages/lkmc_many_files/lkmc_many_files.c

@@ -0,0 +1,7 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void) {
+	puts("hello lkmc_many_files");
+	return EXIT_SUCCESS;
+}

buildroot_packages/parsec_benchmark/Config.in

@@ -0,0 +1,41 @@
+config BR2_PACKAGE_PARSEC_BENCHMARK
+	bool "PARSEC_BENCHMARK"
+	help
+	  Parsec system benchmark.
+
+	  http://parsec.cs.princeton.edu/
+
+if BR2_PACKAGE_PARSEC_BENCHMARK
+
+config BR2_PACKAGE_PARSEC_BENCHMARK_BUILD_LIST
+	string "build_list"
+	default splash2x
+	help
+	  Space separated list of parsec packages to build.
+
+config BR2_PACKAGE_PARSEC_BENCHMARK_PARSECMGMT
+	bool "parsecmgmt"
+	select BR2_PACKAGE_BUSYBOX_SHOW_OTHERS
+	select BR2_PACKAGE_BASH
+	help
+	  Enable the parsecmgmt script.
+	  Too slow for gem5, but doable in QEMU.
+
+	  This installs bash because Parsec shell scripts use a hardcoded /bin/bash
+
+	  One option would be to try and use /bin/sh.
+	  But symlinking fails because of BusyBox' symlink mechanism.
+	  The other option would be to patch Parsec to use /bin/sh and be POSIX compliant.
+	  But let's take the path of smallest resistance for now.
+
+if !BR2_PACKAGE_PARSEC_BENCHMARK_PARSECMGMT
+
+config BR2_PACKAGE_PARSEC_BENCHMARK_INPUT_SIZE
+	string "input_size"
+	default test
+	help
+	  Which input size to generate on the host for the guest.
+
+endif
+
+endif

buildroot_packages/parsec_benchmark/external.desc

@@ -0,0 +1 @@
+name: PARSEC_BENCHMARK

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))

buildroot_packages/sample_package/Config.in

@@ -0,0 +1,4 @@
+config BR2_PACKAGE_SAMPLE_PACKAGE
+	bool "sample_package"
+	help
+		Sample Buildroot package.

buildroot_packages/sample_package/Makefile

@@ -0,0 +1,16 @@
+.PHONY: all clean
+
+CFLAGS_EXTRA ?= -fopenmp -std=c99 -Wall -Werror -Wextra
+IN_EXT ?= .c
+LIBS :=
+OUT_EXT ?= .out
+
+OUTS := $(addsuffix $(OUT_EXT), $(basename $(wildcard *$(IN_EXT))))
+
+all: $(OUTS)
+
+%$(OUT_EXT): %$(IN_EXT)
+	$(CC) $(CFLAGS) $(CFLAGS_EXTRA) -o '$@' '$<' $(LIBS)
+
+clean:
+	rm -f *'$(OUT_EXT)'

buildroot_packages/sample_package/external.desc

@@ -0,0 +1 @@
+name: SAMPLE_PACKAGE

buildroot_packages/sample_package/external.mk

@@ -0,0 +1,22 @@
+################################################################################
+#
+# sample_package
+#
+################################################################################
+
+SAMPLE_PACKAGE_VERSION = 1.0
+SAMPLE_PACKAGE_SITE = $(BR2_EXTERNAL_SAMPLE_PACKAGE_PATH)
+SAMPLE_PACKAGE_SITE_METHOD = local
+
+define SAMPLE_PACKAGE_BUILD_CMDS
+	# D contains the source code of this package.
+	# TARGET_CONFIGURE_OPTS contains several common options such as CFLAGS and LDFLAGS.
+	$(MAKE) -C '$(@D)' $(TARGET_CONFIGURE_OPTS)
+endef
+
+define SAMPLE_PACKAGE_INSTALL_TARGET_CMDS
+  # Anything put inside TARGET_DIR will end up on the guest relative to the root directory.
+  $(INSTALL) -D -m 0755 $(@D)/*.out '$(TARGET_DIR)'
+endef
+
+$(eval $(generic-package))

buildroot_packages/sample_package/sample_package.c

@@ -0,0 +1,7 @@
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void) {
+	puts("hello sample_package");
+	return EXIT_SUCCESS;
+}