summary refs log tree commit diff stats
path: root/hw/nvme/ns.c
diff options
context:
space:
mode:
authorRoque Arcudia Hernandez <roqueh@google.com>2024-02-22 17:50:16 +0000
committerKlaus Jensen <k.jensen@samsung.com>2024-03-12 15:48:56 +0100
commitbdc31646c59a7fa0e1bfdf899f65d1b6a2f9f357 (patch)
treeab45a914d3b252d20f631b8658325c3a79324002 /hw/nvme/ns.c
parent00d7dffe877db258ac9a18c11fe9fb5d68127163 (diff)
downloadfocaccia-qemu-bdc31646c59a7fa0e1bfdf899f65d1b6a2f9f357.tar.gz
focaccia-qemu-bdc31646c59a7fa0e1bfdf899f65d1b6a2f9f357.zip
hw/nvme: Add NVMe NGUID property
This patch adds a way to specify an NGUID for a given NVMe Namespace using a
string of hexadecimal digits with an optional '-' separator to group bytes. For
instance:

-device nvme-ns,nguid="e9accd3b83904e13167cf0593437f57d"

If provided, the NGUID will be part of the Namespace Identification Descriptor
list and the Identify Namespace data.

Signed-off-by: Roque Arcudia Hernandez <roqueh@google.com>
Signed-off-by: Nabih Estefan <nabihestefan@google.com>
Reviewed-by: Klaus Jensen <k.jensen@samsung.com>
Signed-off-by: Klaus Jensen <k.jensen@samsung.com>
Diffstat (limited to 'hw/nvme/ns.c')
-rw-r--r--hw/nvme/ns.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/nvme/ns.c b/hw/nvme/ns.c
index 0eabcf5cf5..ea8db175db 100644
--- a/hw/nvme/ns.c
+++ b/hw/nvme/ns.c
@@ -89,6 +89,7 @@ static int nvme_ns_init(NvmeNamespace *ns, Error **errp)
     id_ns->mcl = cpu_to_le32(ns->params.mcl);
     id_ns->msrc = ns->params.msrc;
     id_ns->eui64 = cpu_to_be64(ns->params.eui64);
+    memcpy(&id_ns->nguid, &ns->params.nguid.data, sizeof(id_ns->nguid));
 
     ds = 31 - clz32(ns->blkconf.logical_block_size);
     ms = ns->params.ms;
@@ -797,6 +798,7 @@ static Property nvme_ns_props[] = {
     DEFINE_PROP_BOOL("shared", NvmeNamespace, params.shared, true),
     DEFINE_PROP_UINT32("nsid", NvmeNamespace, params.nsid, 0),
     DEFINE_PROP_UUID_NODEFAULT("uuid", NvmeNamespace, params.uuid),
+    DEFINE_PROP_NGUID_NODEFAULT("nguid", NvmeNamespace, params.nguid),
     DEFINE_PROP_UINT64("eui64", NvmeNamespace, params.eui64, 0),
     DEFINE_PROP_UINT16("ms", NvmeNamespace, params.ms, 0),
     DEFINE_PROP_UINT8("mset", NvmeNamespace, params.mset, 0),