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Diffstat (limited to 'util-linux/volume_id/highpoint.c')
-rw-r--r--util-linux/volume_id/highpoint.c86
1 files changed, 86 insertions, 0 deletions
diff --git a/util-linux/volume_id/highpoint.c b/util-linux/volume_id/highpoint.c
new file mode 100644
index 000000000..de31a2a26
--- /dev/null
+++ b/util-linux/volume_id/highpoint.c
@@ -0,0 +1,86 @@
+/*
+ * volume_id - reads filesystem label and uuid
+ *
+ * Copyright (C) 2004 Kay Sievers <kay.sievers@vrfy.org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include "volume_id_internal.h"
+
+struct hpt37x_meta {
+ uint8_t filler1[32];
+ uint32_t magic;
+} __attribute__((packed));
+
+struct hpt45x_meta {
+ uint32_t magic;
+} __attribute__((packed));
+
+#define HPT37X_CONFIG_OFF 0x1200
+#define HPT37X_MAGIC_OK 0x5a7816f0
+#define HPT37X_MAGIC_BAD 0x5a7816fd
+
+#define HPT45X_MAGIC_OK 0x5a7816f3
+#define HPT45X_MAGIC_BAD 0x5a7816fd
+
+
+int volume_id_probe_highpoint_37x_raid(struct volume_id *id, uint64_t off)
+{
+ struct hpt37x_meta *hpt;
+ uint32_t magic;
+
+ dbg("probing at offset 0x%llx", (unsigned long long) off);
+
+ hpt = volume_id_get_buffer(id, off + HPT37X_CONFIG_OFF, 0x200);
+ if (hpt == NULL)
+ return -1;
+
+ magic = hpt->magic;
+ if (magic != cpu_to_le32(HPT37X_MAGIC_OK) && magic != cpu_to_le32(HPT37X_MAGIC_BAD))
+ return -1;
+
+ volume_id_set_usage(id, VOLUME_ID_RAID);
+ id->type = "highpoint_raid_member";
+
+ return 0;
+}
+
+int volume_id_probe_highpoint_45x_raid(struct volume_id *id, uint64_t off, uint64_t size)
+{
+ struct hpt45x_meta *hpt;
+ uint64_t meta_off;
+ uint32_t magic;
+
+ dbg("probing at offset 0x%llx, size 0x%llx",
+ (unsigned long long) off, (unsigned long long) size);
+
+ if (size < 0x10000)
+ return -1;
+
+ meta_off = ((size / 0x200)-11) * 0x200;
+ hpt = volume_id_get_buffer(id, off + meta_off, 0x200);
+ if (hpt == NULL)
+ return -1;
+
+ magic = hpt->magic;
+ if (magic != cpu_to_le32(HPT45X_MAGIC_OK) && magic != cpu_to_le32(HPT45X_MAGIC_BAD))
+ return -1;
+
+ volume_id_set_usage(id, VOLUME_ID_RAID);
+ id->type = "highpoint_raid_member";
+
+ return 0;
+}