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[11/15] wifi: iwlwifi: add a new NMI type

Message ID 20241226174257.596dfc97f6b1.Iec765d5fe12ac74c6ee0035e9cb62b98c11639cb@changeid (mailing list archive)
State New
Delegated to: Johannes Berg
Headers show
Series wifi: iwlwifi: updates - 26-12-24 | expand

Commit Message

Miri Korenblit Dec. 26, 2024, 3:44 p.m. UTC 
From: Emmanuel Grumbach <emmanuel.grumbach@intel.com>

0x88 is not a regular firmware crash but a PREG NMI which means that we
access a place we're not supposed to.

Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Signed-off-by: Miri Korenblit <miriam.rachel.korenblit@intel.com>
---
 drivers/net/wireless/intel/iwlwifi/fw/img.c | 2 ++
 1 file changed, 2 insertions(+)
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Patch

diff --git a/drivers/net/wireless/intel/iwlwifi/fw/img.c b/drivers/net/wireless/intel/iwlwifi/fw/img.c
index b7deca05a953..c2f4fc83a22c 100644
--- a/drivers/net/wireless/intel/iwlwifi/fw/img.c
+++ b/drivers/net/wireless/intel/iwlwifi/fw/img.c
@@ -1,6 +1,7 @@ 
 // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause
 /*
  * Copyright(c) 2019 - 2021 Intel Corporation
+ * Copyright(c) 2024 Intel Corporation
  */
 #include <fw/api/commands.h>
 #include "img.h"
@@ -75,6 +76,7 @@  static const struct {
 	{ "NMI_INTERRUPT_ACTION_PT", 0x7C },
 	{ "NMI_INTERRUPT_UNKNOWN", 0x84 },
 	{ "NMI_INTERRUPT_INST_ACTION_PT", 0x86 },
+	{ "NMI_INTERRUPT_PREG", 0x88 },
 	{ "PNVM_MISSING", FW_SYSASSERT_PNVM_MISSING },
 	{ "ADVANCED_SYSASSERT", 0 },
 };