edgeos: Add dev-util/rt-tests package

Adding just the cyclictest binary

Copied the initial ebuild from
https://packages.gentoo.org/packages/dev-util/rt-tests upstream. Changed
to EAPI 7, and older python versions. Changes to the src_compile and
src_install steps to only compile and install the cyclictest binary that
we need.

This should be submitted _after_ cl/531631522 so it doesn't break the build

BUG=b/282014097
TEST=verified in qemu that the binary is installed
TEST=verified manually that google3 compiles with cl/531631522
RELEASE_NOTE=add rt-tests package

Change-Id: If33c6ceeb739f9fa3a1eecd95153ca23592bbf5e
Reviewed-on: https://cos-review.googlesource.com/c/cos/overlays/board-overlays/+/49309
Reviewed-by: Joshua Emele <jemele@google.com>
Tested-by: Cusky Presubmit Bot <presubmit@cos-infra-prod.iam.gserviceaccount.com>
diff --git a/project-edgeos/dev-util/rt-tests/Manifest b/project-edgeos/dev-util/rt-tests/Manifest
new file mode 100644
index 0000000..53604d6
--- /dev/null
+++ b/project-edgeos/dev-util/rt-tests/Manifest
@@ -0,0 +1 @@
+DIST rt-tests-2.5.tar.xz 104596 BLAKE2B 3c03be9fb58ede744b6521cd74cef923f667c94ad8a3abb3d88efa7733f7672c8151b22e122499d1811f16ccd5a9335110eeb6c7c722c9899c369c912112f3b2 SHA512 a9966b6da89a9778f668faee5c347024a43bf978826bf16f0f8034acbf383eb688c6962e1de80e7efd34a5a0c67cb7c37ed5822979676b76a1e725d620bfd391
diff --git a/project-edgeos/dev-util/rt-tests/metadata.xml b/project-edgeos/dev-util/rt-tests/metadata.xml
new file mode 100644
index 0000000..1fa9aaf
--- /dev/null
+++ b/project-edgeos/dev-util/rt-tests/metadata.xml
@@ -0,0 +1,21 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "https://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+  <maintainer type="person" proxied="yes">
+    <email>kurt@kmk-computers.de</email>
+    <name>Kurt Kanzenbach</name>
+  </maintainer>
+  <maintainer type="project" proxied="proxy">
+    <email>proxy-maint@gentoo.org</email>
+    <name>Proxy Maintainers</name>
+  </maintainer>
+  <longdescription>
+    rt-tests contains a set of programs that test and measure various components
+    of real-time kernel behavior, such as timer latency, signal latency and the
+    functioning of priority-inheritance mutexes. Additionally it contains
+    hackbench, a program to generate work for the scheduler.
+  </longdescription>
+  <upstream>
+    <remote-id type="cpe">cpe:/a:kernel:rt-tests</remote-id>
+  </upstream>
+</pkgmetadata>
diff --git a/project-edgeos/dev-util/rt-tests/rt-tests-2.5-r1.ebuild b/project-edgeos/dev-util/rt-tests/rt-tests-2.5-r1.ebuild
new file mode 120000
index 0000000..0fa6a22
--- /dev/null
+++ b/project-edgeos/dev-util/rt-tests/rt-tests-2.5-r1.ebuild
@@ -0,0 +1 @@
+rt-tests-2.5.ebuild
\ No newline at end of file
diff --git a/project-edgeos/dev-util/rt-tests/rt-tests-2.5.ebuild b/project-edgeos/dev-util/rt-tests/rt-tests-2.5.ebuild
new file mode 100644
index 0000000..3f6a7f4
--- /dev/null
+++ b/project-edgeos/dev-util/rt-tests/rt-tests-2.5.ebuild
@@ -0,0 +1,36 @@
+# Copyright 1999-2023 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=7
+
+PYTHON_COMPAT=( python3_{6..9} )
+
+inherit python-single-r1 toolchain-funcs
+
+DESCRIPTION="A collection of latency testing tools for the linux(-rt) kernel"
+HOMEPAGE="https://git.kernel.org/pub/scm/utils/rt-tests/rt-tests.git/"
+SRC_URI="
+	https://kernel.org/pub/linux/utils/rt-tests/${P}.tar.xz
+	https://kernel.org/pub/linux/utils/rt-tests/older/${P}.tar.xz"
+
+LICENSE="GPL-2 GPL-2+ LGPL-2.1+"
+SLOT="0"
+KEYWORDS="-* amd64 ~arm64 ~x86"
+REQUIRED_USE="${PYTHON_REQUIRED_USE}"
+
+DEPEND="${PYTHON_DEPS}
+	sys-process/numactl"
+RDEPEND="${DEPEND}"
+
+src_prepare() {
+	default
+	use elibc_musl && eapply "${FILESDIR}/${P}-musl.patch"
+}
+
+src_compile() {
+	emake CC="$(tc-getCC)" AR="$(tc-getAR)" cyclictest
+}
+
+src_install() {
+	dobin cyclictest
+}
diff --git a/project-edgeos/profiles/base/package.mask b/project-edgeos/profiles/base/package.mask
index 17e6fba..5ccdf42 100644
--- a/project-edgeos/profiles/base/package.mask
+++ b/project-edgeos/profiles/base/package.mask
@@ -1,3 +1,4 @@
+dev-util/rt-tests::portage-stable
 sys-block/sedutil::portage-stable
 sys-kernel/lakitu-kernel-6_1::project-lakitu
 sys-kernel/lakitu-kernel-5_15::project-lakitu
diff --git a/project-edgeos/virtual/target-edgeos/target-edgeos-1.5-r14.ebuild b/project-edgeos/virtual/target-edgeos/target-edgeos-1.5-r15.ebuild
similarity index 100%
rename from project-edgeos/virtual/target-edgeos/target-edgeos-1.5-r14.ebuild
rename to project-edgeos/virtual/target-edgeos/target-edgeos-1.5-r15.ebuild
diff --git a/project-edgeos/virtual/target-edgeos/target-edgeos-1.5.ebuild b/project-edgeos/virtual/target-edgeos/target-edgeos-1.5.ebuild
index dec013b..3a04442 100644
--- a/project-edgeos/virtual/target-edgeos/target-edgeos-1.5.ebuild
+++ b/project-edgeos/virtual/target-edgeos/target-edgeos-1.5.ebuild
@@ -124,6 +124,7 @@
 	app-arch/unzip
 	app-crypt/tpm2-tools
 	app-misc/screen
+	dev-util/rt-tests
 	net-dns/bind-tools
 	sys-apps/hdparm
 	sys-apps/irqbalance