File 0015-smbios-Provide-serial-number.patch of Package u-boot-am57xxevmnodt

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File 0015-smbios-Provide-serial-number.patch of Package u-boot-am57xxevmnodt

From a4a5608aaea4293dd9928c27fe8fb49dd449cd5e Mon Sep 17 00:00:00 2001
From: Alexander Graf <agraf@suse.de>
Date: Sun, 7 Aug 2016 18:29:12 +0200
Subject: [PATCH] smbios: Provide serial number

If the system has a valid "serial#" environment variable set (which boards that
can find it out programatically set automatically), use that as input for the
serial number and UUID fields in the SMBIOS tables.

Signed-off-by: Alexander Graf <agraf@suse.de>

---

v1 -> v2:

- Also populate UUID
---
 lib/smbios.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/lib/smbios.c b/lib/smbios.c
index 4d85155..2d0df23 100644
--- a/lib/smbios.c
+++ b/lib/smbios.c
@@ -111,11 +111,16 @@ static int smbios_write_type1(uintptr_t *current, int handle)
 {
 	struct smbios_type1 *t = (struct smbios_type1 *)*current;
 	int len = sizeof(struct smbios_type1);
+	char *serial_str = getenv("serial#");
 
 	memset(t, 0, sizeof(struct smbios_type1));
 	fill_smbios_header(t, SMBIOS_SYSTEM_INFORMATION, len, handle);
 	t->manufacturer = smbios_add_string(t->eos, CONFIG_SMBIOS_MANUFACTURER);
 	t->product_name = smbios_add_string(t->eos, CONFIG_SMBIOS_PRODUCT_NAME);
+	if (serial_str) {
+		strncpy((char*)t->uuid, serial_str, sizeof(t->uuid));
+		t->serial_number = smbios_add_string(t->eos, serial_str);
+	}
 
 	len = t->length + smbios_string_table_len(t->eos);
 	*current += len;

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File 0015-smbios-Provide-serial-number.patch of Package u-boot-am57xxevmnodt

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