commit 37b86101941f79db60fa180f4aad6961dd3443a6
Author: michirod <michirod@gmail.com>
Date:   Tue Apr 6 14:32:24 2021 +0200

    initial commit

diff --git a/setup-environment.d/m4ss-emdedded-linux.py b/setup-environment.d/m4ss-emdedded-linux.py
new file mode 100644
index 0000000..619737d
--- /dev/null
+++ b/setup-environment.d/m4ss-emdedded-linux.py
@@ -0,0 +1,52 @@
+import os
+import sys
+
+M4SS_VALID_MACHINES = [
+    'intel-corei7-64',
+]
+
+def __set_defaults_m4ss_embedded_linux_yocto():
+    global M4SS_VALID_MACHINES
+    global M4SS_VALID_DISTROS
+
+    local_conf_exists = os.path.isfile(os.path.join(build_dir, 'conf', 'local.conf'))
+
+    def required_var_error(varname, valid_vals):
+        sys.stderr.write("ERROR: You must set '%s' before setting up the environment.\n" % (varname,))
+        sys.stderr.write("    Set '%s' variable with one of the possible values.\n"
+                         "    Possible values are: %s\n\n" % (varname, valid_vals))
+        sys.exit(1)
+
+    def maybe_set_default(varname, valid_vals):
+        try:
+            val = os.environ[varname]
+        except KeyError:
+            val = None
+
+        if val:
+            if val in valid_vals:
+                set_default(varname, val)
+                return val
+            else:
+                required_var_error(varname, valid_vals)
+        elif not local_conf_exists:
+            required_var_error(varname, valid_vals)
+
+    maybe_set_default('MACHINE', M4SS_VALID_MACHINES)
+    set_default('DISTRO', 'm4ss')
+
+def __after_init_m4ss_embedded_linux_yocto():
+    PLATFORM_ROOT_DIR = os.environ['PLATFORM_ROOT_DIR']
+
+    append_layers([os.path.join(PLATFORM_ROOT_DIR, 'sources', p) for p in [
+        'meta-openembedded/meta-oe',
+        'meta-openembedded/meta-filesystems',
+        'meta-openembedded/meta-networking',
+        'meta-openembedded/meta-python',
+        'meta-intel',
+        'meta-virtualization',
+        'meta-mender/meta-mender-core',
+    ]])
+
+run_set_defaults(__set_defaults_m4ss_embedded_linux_yocto)
+run_after_init(__after_init_m4ss_embedded_linux_yocto)