Add an element to collect ddr timing information

This only works on intel so is a separate element.

Author: jovial

elements/ipa-extra-hardware-ram/README.rst

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+======================
+ipa-extra-hardware-ram
+======================
+Collects DDR timing info on Intel processors.
+
+* ``DIB_DDR_TIMINGS_VERSION``: Version of ddr-timings to use. 
+  See `<ddr-timings https://github.com/stackhpc/ddr-timings>`_.
+  For example:
+
+  .. code-block::
+
+   export DIB_DDR_TIMINGS_VERSION=1.0.0

elements/ipa-extra-hardware-ram/element-deps

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+ipa-extra-hardware

elements/ipa-extra-hardware-ram/finalise.d/99-remove-extra-packages

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+#!/bin/bash
+
+if [ "${DIB_DEBUG_TRACE:-0}" -gt 0 ]; then
+    set -x
+fi
+set -eu
+set -o pipefail
+
+install-packages -e gcc
+
+if $(which yum > /dev/null 2>&1); then
+    
+    ${YUM:-yum} clean all
+
+    # Rebuilding the rpm database after removing packages will reduce
+    # its size
+    rpm --rebuilddb
+
+fi

elements/ipa-extra-hardware-ram/install.d/10-ddr-timings

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+#!/bin/bash
+
+if [ "${DIB_DEBUG_TRACE:-1}" -gt 0 ]; then
+    set -x
+fi
+set -u
+set -o pipefail
+
+VERSION=${DIB_DDR_TIMINGS_VERSION:-1.0.0}
+
+push /tmp
+curl -k -o ddr-timings.tar.gz https://github.com/stackhpc/ddr-timings/archive/$VERSION.tar.gz
+tar -xvf ddr-timings.tar.gz
+cd ddr-timings-$VERSION && make install
+popd

elements/ipa-extra-hardware-ram/package-installs.yaml

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+gcc:
+make: