From bfbbe00d58c6346c7351413c0aba9fc6dfcd889f Mon Sep 17 00:00:00 2001
From: Daniel Barlow <dan@telent.net>
Date: Tue, 7 Mar 2023 22:03:31 +0000
Subject: [PATCH] describe role of flash config

---
 modules/hardware.nix | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/modules/hardware.nix b/modules/hardware.nix
index f1e78a6..faa70a9 100644
--- a/modules/hardware.nix
+++ b/modules/hardware.nix
@@ -17,6 +17,11 @@ in {
         type = types.nonEmptyStr;
       };
       flash = {
+        # start address and size of whichever partition (often
+        # called "firmware") we're going to overwrite with our
+        # kernel uimage and root fs. Not the entire flash, as
+        # that often also contains the bootloader, data for
+        # for wireless devices, etc
         address = mkOption { type = types.str; };
         size = mkOption { type = types.str; };
       };