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-rw-r--r--include/uapi/linux/flat.h58
1 files changed, 58 insertions, 0 deletions
diff --git a/include/uapi/linux/flat.h b/include/uapi/linux/flat.h
new file mode 100644
index 000000000000..88cd6baba8f3
--- /dev/null
+++ b/include/uapi/linux/flat.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2002-2003 David McCullough <davidm@snapgear.com>
+ * Copyright (C) 1998 Kenneth Albanowski <kjahds@kjahds.com>
+ * The Silver Hammer Group, Ltd.
+ *
+ * This file provides the definitions and structures needed to
+ * support uClinux flat-format executables.
+ */
+
+#ifndef _UAPI_LINUX_FLAT_H
+#define _UAPI_LINUX_FLAT_H
+
+
+#define FLAT_VERSION 0x00000004L
+
+#ifdef CONFIG_BINFMT_SHARED_FLAT
+#define MAX_SHARED_LIBS (4)
+#else
+#define MAX_SHARED_LIBS (1)
+#endif
+
+/*
+ * To make everything easier to port and manage cross platform
+ * development, all fields are in network byte order.
+ */
+
+struct flat_hdr {
+ char magic[4];
+ unsigned long rev; /* version (as above) */
+ unsigned long entry; /* Offset of first executable instruction
+ with text segment from beginning of file */
+ unsigned long data_start; /* Offset of data segment from beginning of
+ file */
+ unsigned long data_end; /* Offset of end of data segment
+ from beginning of file */
+ unsigned long bss_end; /* Offset of end of bss segment from beginning
+ of file */
+
+ /* (It is assumed that data_end through bss_end forms the bss segment.) */
+
+ unsigned long stack_size; /* Size of stack, in bytes */
+ unsigned long reloc_start; /* Offset of relocation records from
+ beginning of file */
+ unsigned long reloc_count; /* Number of relocation records */
+ unsigned long flags;
+ unsigned long build_date; /* When the program/library was built */
+ unsigned long filler[5]; /* Reservered, set to zero */
+};
+
+#define FLAT_FLAG_RAM 0x0001 /* load program entirely into RAM */
+#define FLAT_FLAG_GOTPIC 0x0002 /* program is PIC with GOT */
+#define FLAT_FLAG_GZIP 0x0004 /* all but the header is compressed */
+#define FLAT_FLAG_GZDATA 0x0008 /* only data/relocs are compressed (for XIP) */
+#define FLAT_FLAG_KTRACE 0x0010 /* output useful kernel trace for debugging */
+
+
+
+#endif /* _UAPI_LINUX_FLAT_H */