blkid: NVIDIA raid

Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/libs/blkid/src/probe.c b/libs/blkid/src/probe.c
index 4e434ccf296df770f31ec5581b978c4f32422619..47b70841f9caba7e2c119e5a7f7aecc0e7b2d1ab 100644 (file)
--- a/libs/blkid/src/probe.c
+++ b/libs/blkid/src/probe.c
@@ -42,7 +42,8 @@ static const struct blkid_idinfo *idinfos[] =
        &ddfraid_idinfo,
        &iswraid_idinfo,
        &jmicron_idinfo,
-       &lsi_idinfo
+       &lsi_idinfo,
+       &nvraid_idinfo
 };
 
 #ifndef ARRAY_SIZE

diff --git a/libs/blkid/src/probers/Makefile.am b/libs/blkid/src/probers/Makefile.am
index 44a208a5c10da7fb5286245518c2fa50f5ad4833..09738bcc0a2840f0807a55950e0c25e24be378df 100644 (file)
--- a/libs/blkid/src/probers/Makefile.am
+++ b/libs/blkid/src/probers/Makefile.am
@@ -11,6 +11,7 @@ libprobers_a_SOURCES =        probers.h \
                        ddf_raid.c \
                        isw_raid.c \
                        jmicron_raid.c \
-                       lsi_raid.c
+                       lsi_raid.c \
+                       nvidia_raid.c
 
 all-local: $(lib_LIBRARIES)

diff --git a/libs/blkid/src/probers/nvidia_raid.c b/libs/blkid/src/probers/nvidia_raid.c
new file mode 100644 (file)
index 0000000..cf03a03
--- /dev/null
+++ b/libs/blkid/src/probers/nvidia_raid.c
@@ -0,0 +1,63 @@
+/*
+ * Copyright (C) 2008 Karel Zak <kzak@redhat.com>
+ * Copyright (C) 2005 Kay Sievers <kay.sievers@vrfy.org>
+ *
+ * This file is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This file is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+#include <errno.h>
+#include <ctype.h>
+#include <stdint.h>
+
+#include "blkidP.h"
+
+struct nvidia_meta {
+       uint8_t         vendor[8];
+       uint32_t        size;
+       uint32_t        chksum;
+       uint16_t        version;
+};
+
+#define NVIDIA_SIGNATURE               "NVIDIA"
+
+static int probe_nvraid(blkid_probe pr, const struct blkid_idmag *mag)
+{
+       uint64_t meta_off;
+       struct nvidia_meta *nv;
+
+       if (pr->size < 0x10000)
+               return -1;
+
+       meta_off = ((pr->size / 0x200) - 2) * 0x200;
+       nv = (struct nvidia_meta *) blkid_probe_get_buffer(pr, meta_off, 0x200);
+       if (!nv)
+               return -1;
+
+       if (memcmp(nv->vendor, NVIDIA_SIGNATURE, sizeof(NVIDIA_SIGNATURE)-1) != 0)
+               return -1;
+
+       if (blkid_probe_sprintf_version(pr, "%u", le16_to_cpu(nv->version)) != 0)
+               return -1;
+
+       return 0;
+}
+
+const struct blkid_idinfo nvraid_idinfo = {
+       .name           = "nvidia_raid_member",
+       .usage          = BLKID_USAGE_RAID,
+       .probefunc      = probe_nvraid
+};
+
+

diff --git a/libs/blkid/src/probers/probers.h b/libs/blkid/src/probers/probers.h
index 895e9911d5e13baf45127f508bc6c19e4957d0b4..e7e13e1f9a074566b6f102d6f6b49fe04c4a4f64 100644 (file)
--- a/libs/blkid/src/probers/probers.h
+++ b/libs/blkid/src/probers/probers.h
@@ -23,5 +23,6 @@ extern const struct blkid_idinfo ddfraid_idinfo;
 extern const struct blkid_idinfo iswraid_idinfo;
 extern const struct blkid_idinfo jmicron_idinfo;
 extern const struct blkid_idinfo lsi_idinfo;
+extern const struct blkid_idinfo nvraid_idinfo;
 
 #endif /* _BLKID_PROBE_H */