From 42a42e4610ab9e4ca0bcc976f4b19f9f612a085e Mon Sep 17 00:00:00 2001
From: Klaus Jensen
Date: Mon, 6 Jul 2020 08:12:51 +0200
Subject: hw/block/nvme: mark fw slot 1 as read-only

Mark firmware slot 1 as read-only and only support that slot.

Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Reviewed-by: Dmitry Fomichev <dmitry.fomichev@wdc.com>
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Message-Id: <20200706061303.246057-7-its@irrelevant.dk>
---
 include/block/nvme.h | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'include/block')

diff --git a/include/block/nvme.h b/include/block/nvme.h
index 273640c2b1..f3fdb5bf11 100644
--- a/include/block/nvme.h
+++ b/include/block/nvme.h
@@ -843,6 +843,10 @@ enum NvmeIdCtrlOncs {
     NVME_ONCS_TIMESTAMP     = 1 << 6,
 };
 
+enum NvmeIdCtrlFrmw {
+    NVME_FRMW_SLOT1_RO = 1 << 0,
+};
+
 #define NVME_CTRL_SQES_MIN(sqes) ((sqes) & 0xf)
 #define NVME_CTRL_SQES_MAX(sqes) (((sqes) >> 4) & 0xf)
 #define NVME_CTRL_CQES_MIN(cqes) ((cqes) & 0xf)
-- 
cgit v1.2.3-55-g7522