From 8b4a3fbdd57215cffde530e2fa3098c272a985fe Mon Sep 17 00:00:00 2001
From: Kevin Bowling <kbowling@FreeBSD.org>
Date: Wed, 9 Aug 2023 17:31:49 -0700
Subject: [PATCH] ixgbe: Check for fw_recovery

The x550 uses an upgradable flash code.  Check for recovery condition
like other flashable intel cards do in case of fw errors.

MFC after:	1 week
Differential Revision:	https://reviews.freebsd.org/D31869
---
 sys/dev/ixgbe/if_ix.c | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/sys/dev/ixgbe/if_ix.c b/sys/dev/ixgbe/if_ix.c
index 487a5625dd3..36651fdd226 100644
--- a/sys/dev/ixgbe/if_ix.c
+++ b/sys/dev/ixgbe/if_ix.c
@@ -919,6 +919,15 @@ ixgbe_if_attach_pre(if_ctx_t ctx)
 		goto err_pci;
 	}
 
+	if (hw->mac.ops.fw_recovery_mode && hw->mac.ops.fw_recovery_mode(hw)) {
+		device_printf(dev, "Firmware recovery mode detected. Limiting "
+		    "functionality.\nRefer to the Intel(R) Ethernet Adapters "
+		    "and Devices User Guide for details on firmware recovery "
+		    "mode.");
+		error = ENOSYS;
+		goto err_pci;
+	}
+
 	if (hw->mbx.ops.init_params)
 		hw->mbx.ops.init_params(hw);