patch-2.1.16 linux/include/asm-sparc64/a.out.h

• Lines: 97
• Date: Fri Dec 13 11:37:41 1996
• Orig file: v2.1.15/linux/include/asm-sparc64/a.out.h
• Orig date: Thu Jan 1 02:00:00 1970

diff -u --recursive --new-file v2.1.15/linux/include/asm-sparc64/a.out.h linux/include/asm-sparc64/a.out.h
@@ -0,0 +1,96 @@
+/* $Id: a.out.h,v 1.1 1996/11/20 12:05:19 davem Exp $ */
+#ifndef __SPARC64_A_OUT_H__
+#define __SPARC64_A_OUT_H__
+
+#define SPARC_PGSIZE    0x2000        /* Thanks to the sun4 architecture... */
+#define SEGMENT_SIZE    SPARC_PGSIZE  /* whee... */
+
+struct exec {
+	unsigned char a_dynamic:1;      /* A __DYNAMIC is in this image */
+	unsigned char a_toolversion:7;
+	unsigned char a_machtype;
+	unsigned short a_info;
+	unsigned int a_text;		/* length of text, in bytes */
+	unsigned int a_data;		/* length of data, in bytes */
+	unsigned int a_bss;		/* length of bss, in bytes */
+	unsigned int a_syms;		/* length of symbol table, in bytes */
+	unsigned int a_entry;		/* where program begins */
+	unsigned int a_trsize;
+	unsigned int a_drsize;
+};
+
+/* Where in the file does the text information begin? */
+#define N_TXTOFF(x)     (N_MAGIC(x) == ZMAGIC ? 0 : sizeof (struct exec))
+
+/* Where do the Symbols start? */
+#define N_SYMOFF(x)     (N_TXTOFF(x) + (x).a_text +   \
+                         (x).a_data + (x).a_trsize +  \
+                         (x).a_drsize)
+
+/* Where does text segment go in memory after being loaded? */
+#define N_TXTADDR(x)    (((N_MAGIC(x) == ZMAGIC) &&        \
+	                 ((x).a_entry < SPARC_PGSIZE)) ?   \
+                          0 : SPARC_PGSIZE)
+
+/* And same for the data segment.. */
+#define N_DATADDR(x) (N_MAGIC(x)==OMAGIC ?         \
+                      (N_TXTADDR(x) + (x).a_text)  \
+                       : (_N_SEGMENT_ROUND (_N_TXTENDADDR(x))))
+
+#define N_TRSIZE(a)	((a).a_trsize)
+#define N_DRSIZE(a)	((a).a_drsize)
+#define N_SYMSIZE(a)	((a).a_syms)
+
+/*
+ * Sparc relocation types
+ */
+enum reloc_type
+{
+	RELOC_8,
+	RELOC_16,
+	RELOC_32,	/* simplest relocs */
+	RELOC_DISP8,
+	RELOC_DISP16,
+	RELOC_DISP32,	/* Disp's (pc-rel) */
+	RELOC_WDISP30,
+	RELOC_WDISP22,  /* SR word disp's */
+	RELOC_HI22,
+	RELOC_22,	/* SR 22-bit relocs */
+	RELOC_13,
+	RELOC_LO10,	/* SR 13&10-bit relocs */
+	RELOC_SFA_BASE,
+	RELOC_SFA_OFF13, /* SR S.F.A. relocs */
+	RELOC_BASE10,
+	RELOC_BASE13,
+	RELOC_BASE22,	/* base_relative pic */
+	RELOC_PC10,
+	RELOC_PC22,	/* special pc-rel pic */
+	RELOC_JMP_TBL,	/* jmp_tbl_rel in pic */
+	RELOC_SEGOFF16,	/* ShLib offset-in-seg */
+	RELOC_GLOB_DAT,
+	RELOC_JMP_SLOT,
+	RELOC_RELATIVE 	/* rtld relocs */
+};
+
+/*
+ * Format of a relocation datum.
+ */
+struct relocation_info /* used when header.a_machtype == M_SPARC */
+{
+        unsigned int    r_address;  /* relocation addr */
+        unsigned int    r_index:24; /* segment index or symbol index */
+        unsigned int    r_extern:1; /* if F, r_index==SEG#; if T, SYM idx */
+        int             r_pad:2;    /* <unused> */
+        enum reloc_type r_type:5;   /* type of relocation to perform */
+        int             r_addend;   /* addend for relocation value */
+};
+
+#define N_RELOCATION_INFO_DECLARED 1
+
+#ifdef __KERNEL__
+
+#define STACK_TOP	TASK_SIZE
+
+#endif
+
+#endif /* __SPARC64_A_OUT_H__ */