From 318356e54c09450900a9f39e9a6cdaf64a51bdf9 Mon Sep 17 00:00:00 2001
From: Drew Galbraith <dgalbraith33@gmail.com>
Date: Wed, 5 Jul 2023 14:33:00 -0700
Subject: [PATCH] [yellowstone] Log a line when MBR is incorrect

---
 sys/yellowstone/hw/gpt.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/yellowstone/hw/gpt.cpp b/sys/yellowstone/hw/gpt.cpp
index dcd6bea..b94e511 100644
--- a/sys/yellowstone/hw/gpt.cpp
+++ b/sys/yellowstone/hw/gpt.cpp
@@ -55,6 +55,7 @@ glcr::ErrorCode GptReader::ParsePartitionTables() {
                    denali_->ReadSectors(0, 0, 2));
   uint16_t* mbr_sig = reinterpret_cast<uint16_t*>(lba_1_and_2.vaddr() + 0x1FE);
   if (*mbr_sig != 0xAA55) {
+    dbgln("Invalid MBR Sig: %x", *mbr_sig);
     return glcr::FAILED_PRECONDITION;
   }
   MbrPartition* first_partition =