X-Git-Url: https://scm.lunaixsky.com/lunaix-os.git/blobdiff_plain/50b4ecfb1b28e9b1dfc57b6a876fcdf938092152..a2e1b06:/lunaix-os/hal/LConfig

diff --git a/lunaix-os/hal/LConfig b/lunaix-os/hal/LConfig
index 63598db..b7ddf9e 100644
--- a/lunaix-os/hal/LConfig
+++ b/lunaix-os/hal/LConfig
@@ -6,4 +6,33 @@ include("ahci")
 def hal():
     """ Lunaix hardware asbtraction layer """
 
-    pass
\ No newline at end of file
+    @Term("Devicetree for hardware discovery")
+    def use_devicetree():
+        """
+            Decide whether to use Devicetree for platform
+            resource topology sensing.
+
+            On some architecture, Lunaix will fallback to use
+            devicetree when ran out of options. For others, such
+            as those designed with embedded support in mind, 
+            devicetree might be mandatory and perhaps the only
+            way.
+        """
+
+        type(bool)
+        default(False)
+
+        if v(arch) == "aarch64":
+            set_value(True)
+
+    @ReadOnly
+    @Term("Maximum size of device tree blob (in KiB)")
+    def dtb_maxsize():
+        """
+            Maximum size for a firmware provided device tree blob
+        """
+
+        type(int)
+        default(256)
+
+        return v(use_devicetree)
\ No newline at end of file