meta-phosphor: generate supported machine list

Add a script to generate a list of supported machines and hook it
into the `run-repotest` to ensure that it is ran as necessary when
new machines are added or removed.

Fixes openbmc/openbmc#3926.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: If33aa08451bb8a789459bf49d8d7ec9044973304

4 files changed, 133 insertions, 20 deletions

diff --git a/README.md b/README.md
index acd1884377..72ce31b0b3 100644
--- a/README.md
+++ b/README.md
@@ -53,28 +53,12 @@ supported hardware targets, see the following example:
 ```text
 $ . setup <machine> [build_dir]
 Target machine must be specified. Use one of:
-
-ahe50dc                 harma                   s7106
-bletchley               kudo                    s8036
-daytonax                lannister               sbp1
-dl360-g11               minerva                 spc621d8hm3
-dl360poc                mori                    starscream
-dl385-g11               mtjade                  system1
-e3c246d4i               mtmitchell              tatlin-archive-x86
-e3c256d4i               ncplite                 tiogapass
-ethanolx                nicole                  transformers
-evb-ast2500             olympus-nuvoton         vegman-n110
-evb-ast2600             p10bmc                  vegman-rx20
-evb-npcm750             palmetto                vegman-sx20
-evb-npcm845             qcom-dc-scm-v1          witherspoon
-f0b                     quanta-q71l             witherspoon-tacoma
-fp5280g3                rl300-g11               x11spi
-g220a                   romed8hm3               yosemite4
-gbs                     romulus                 yosemitev2
-genesis3                s2600wf                 zaius
-greatlakes              s6q
+...
 ```
 
+A more complete list of supported machines can be found under
+[meta-phosphor/docs](https://github.com/openbmc/openbmc/blob/master/meta-phosphor/docs/supported-machines.md).
+
 Once you know the target (e.g. romulus), source the `setup` script as follows:
 
 ```sh
@@ -170,6 +154,9 @@ model. So while you may be able to compile and install an OpenBMC build on your
 system and get some basic functionality, rough edges (such as your cooling fans
 running continuously at full throttle) are likely.
 
+See also
+["Supported Machines"](https://github.com/openbmc/openbmc/blob/master/meta-phosphor/docs/supported-machines.md).
+
 ## Features of OpenBMC
 
 ### Feature List
diff --git a/meta-phosphor/docs/supported-machines.md b/meta-phosphor/docs/supported-machines.md
new file mode 100644
index 0000000000..b2ae21f597
--- /dev/null
+++ b/meta-phosphor/docs/supported-machines.md
@@ -0,0 +1,97 @@
+# Supported machines
+
+The following machine product or codenames have some code which has been
+contributed to the project for support.  The specific level of functionality
+supported is unknown and has no level of warranty, promise of future
+development, or bug-fix guarantee.
+
+Systems which are actively developed and maintained by vendors are often
+covered by [Jenkins](https://jenkins.openbmc.org/job/ci-openbmc/) CI testing.
+
+## List
+
+* amd
+  * daytonax
+  * ethanolx
+* ampere
+  * mtjade
+  * mtmitchell
+* asrock
+  * e3c246d4i
+  * e3c256d4i
+  * romed8hm3
+  * spc621d8hm3
+  * x570d4u
+* bytedance
+  * g220a
+* delta
+  * ahe50dc
+* evb
+  * evb-ast2500
+  * evb-ast2600
+  * evb-npcm750
+  * evb-npcm845
+  * fvp
+* facebook
+  * bletchley
+  * catalina
+  * greatlakes
+  * harma
+  * minerva
+  * tiogapass
+  * ventura
+  * yosemite4
+  * yosemite4n
+  * yosemitev2
+* fii
+  * kudo
+  * mori
+* hpe
+  * dl360-g11
+  * dl360poc
+  * dl385-g11
+  * rl300-g11
+* ibm
+  * genesis3
+  * huygens
+  * p10bmc
+  * palmetto
+  * pstbmc
+  * romulus
+  * sbp1
+  * system1
+  * witherspoon
+  * witherspoon-tacoma
+* ieisystem
+  * fp5280g3
+  * nf5280m7
+* ingrasys
+  * zaius
+* intel
+  * s2600wf
+* inventec
+  * starscream
+  * transformers
+* qualcomm
+  * qcom-dc-scm-v1
+* quanta
+  * f0b
+  * gbs
+  * olympus-nuvoton
+  * quanta-q71l
+  * s6q
+* supermicro
+  * x11spi
+* tyan
+  * s7106
+  * s8036
+* ufispace
+  * ncplite
+* wistron
+  * lannister
+* yadro
+  * nicole
+  * tatlin-archive-x86
+  * vegman-n110
+  * vegman-rx20
+  * vegman-sx20
diff --git a/meta-phosphor/scripts/generate-machine-list b/meta-phosphor/scripts/generate-machine-list
new file mode 100755
index 0000000000..df3a76974f
--- /dev/null
+++ b/meta-phosphor/scripts/generate-machine-list
@@ -0,0 +1,23 @@
+#!/bin/bash -e
+
+script_dir="$( cd "$( dirname "${BASH_SOURCE[0]}" )" &> /dev/null && pwd )"
+obmc_dir=${script_dir}/../../
+
+cd "$obmc_dir"
+
+cat > meta-phosphor/docs/supported-machines.md << EOF
+# Supported machines
+
+The following machine product or codenames have some code which has been
+contributed to the project for support.  The specific level of functionality
+supported is unknown and has no level of warranty, promise of future
+development, or bug-fix guarantee.
+
+Systems which are actively developed and maintained by vendors are often
+covered by [Jenkins](https://jenkins.openbmc.org/job/ci-openbmc/) CI testing.
+
+## List
+
+EOF
+
+./setup machines >> meta-phosphor/docs/supported-machines.md
diff --git a/meta-phosphor/scripts/run-repotest b/meta-phosphor/scripts/run-repotest
index dee4439664..8458236790 100755
--- a/meta-phosphor/scripts/run-repotest
+++ b/meta-phosphor/scripts/run-repotest
@@ -164,4 +164,10 @@ for f in $non_bbfiles; do
 
 done
 
+# Regenerate supported machines list.
+meta-phosphor/scripts/generate-machine-list
+if ! git --no-pager diff --exit-code ; then
+    echo "Changes to supported-machines.md necessary due to new meta-layer support."
+fi
+
 echo "Repo test passed"