From a31236b1f8ad8d77a750af80285241f235d005cb Mon Sep 17 00:00:00 2001
From: Leah Rowe <leah@libreboot.org>
Date: Fri, 6 Mar 2026 13:30:14 +0000
Subject: util/nvmutil: comment regarding endianness

Signed-off-by: Leah Rowe <leah@libreboot.org>
---
 util/nvmutil/nvmutil.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c
index b735b351..203e4862 100644
--- a/util/nvmutil/nvmutil.c
+++ b/util/nvmutil/nvmutil.c
@@ -609,6 +609,11 @@ good_checksum(int partnum)
 	return 0;
 }
 
+/*
+ * GbE NVM files store 16-bit (2-byte) little-endian words.
+ * We must therefore swap the order when reading or writing.
+ */
+
 static uint16_t
 word(size_t pos16, int p)
 {
-- 
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