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-rw-r--r--block/partitions/atari.h37
1 files changed, 37 insertions, 0 deletions
diff --git a/block/partitions/atari.h b/block/partitions/atari.h
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+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * fs/partitions/atari.h
+ * Moved by Russell King from:
+ *
+ * linux/include/linux/atari_rootsec.h
+ * definitions for Atari Rootsector layout
+ * by Andreas Schwab (schwab@ls5.informatik.uni-dortmund.de)
+ *
+ * modified for ICD/Supra partitioning scheme restricted to at most 12
+ * partitions
+ * by Guenther Kelleter (guenther@pool.informatik.rwth-aachen.de)
+ */
+
+#include <linux/compiler.h>
+
+struct partition_info
+{
+ u8 flg; /* bit 0: active; bit 7: bootable */
+ char id[3]; /* "GEM", "BGM", "XGM", or other */
+ __be32 st; /* start of partition */
+ __be32 siz; /* length of partition */
+};
+
+struct rootsector
+{
+ char unused[0x156]; /* room for boot code */
+ struct partition_info icdpart[8]; /* info for ICD-partitions 5..12 */
+ char unused2[0xc];
+ u32 hd_siz; /* size of disk in blocks */
+ struct partition_info part[4];
+ u32 bsl_st; /* start of bad sector list */
+ u32 bsl_cnt; /* length of bad sector list */
+ u16 checksum; /* checksum for bootable disks */
+} __packed;
+
+int atari_partition(struct parsed_partitions *state);