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authorSamuel Thibault <samuel.thibault@ens-lyon.org>2013-07-27 22:15:10 +0000
committerSamuel Thibault <samuel.thibault@ens-lyon.org>2013-07-27 22:15:10 +0000
commitb5875be0451b92bdd99663c8305ae46bd6a7d90c (patch)
tree68a6a5f79ac618c79ba3777c21faaea9aec2f0b4 /libdde-linux26/contrib/include/linux/iscsi_ibft.h
parentce6a36c7f7c88e7ca0fda816f9282237bb86829d (diff)
parent7996a3d79d55b7f879dfd62e202bbfe2963718d3 (diff)
Merge branch 'upstream-merged'
Diffstat (limited to 'libdde-linux26/contrib/include/linux/iscsi_ibft.h')
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1 files changed, 50 insertions, 0 deletions
diff --git a/libdde-linux26/contrib/include/linux/iscsi_ibft.h b/libdde-linux26/contrib/include/linux/iscsi_ibft.h
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+/*
+ * Copyright 2007 Red Hat, Inc.
+ * by Peter Jones <pjones@redhat.com>
+ * Copyright 2007 IBM, Inc.
+ * by Konrad Rzeszutek <konradr@linux.vnet.ibm.com>
+ * Copyright 2008
+ * by Konrad Rzeszutek <ketuzsezr@darnok.org>
+ *
+ * This code exposes the iSCSI Boot Format Table to userland via sysfs.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License v2.0 as published by
+ * the Free Software Foundation
+ *
+ * This program 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.
+ */
+
+#ifndef ISCSI_IBFT_H
+#define ISCSI_IBFT_H
+
+struct ibft_table_header {
+ char signature[4];
+ u32 length;
+ u8 revision;
+ u8 checksum;
+ char oem_id[6];
+ char oem_table_id[8];
+ char reserved[24];
+} __attribute__((__packed__));
+
+/*
+ * Logical location of iSCSI Boot Format Table.
+ * If the value is NULL there is no iBFT on the machine.
+ */
+extern struct ibft_table_header *ibft_addr;
+
+/*
+ * Routine used to find and reserve the iSCSI Boot Format Table. The
+ * mapped address is set in the ibft_addr variable.
+ */
+#ifdef CONFIG_ISCSI_IBFT_FIND
+extern void __init reserve_ibft_region(void);
+#else
+static inline void reserve_ibft_region(void) { }
+#endif
+
+#endif /* ISCSI_IBFT_H */