a.out.h
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:1k
- #ifndef __PPC64_A_OUT_H__
- #define __PPC64_A_OUT_H__
- #include <asm/ppcdebug.h>
- /*
- * c 2001 PPC 64 Team, IBM Corp
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
- struct exec
- {
- unsigned long a_info; /* Use macros N_MAGIC, etc for access */
- unsigned a_text; /* length of text, in bytes */
- unsigned a_data; /* length of data, in bytes */
- unsigned a_bss; /* length of uninitialized data area for file, in bytes */
- unsigned a_syms; /* length of symbol table data in file, in bytes */
- unsigned a_entry; /* start address */
- unsigned a_trsize; /* length of relocation info for text, in bytes */
- unsigned a_drsize; /* length of relocation info for data, in bytes */
- };
- #define N_TRSIZE(a) ((a).a_trsize)
- #define N_DRSIZE(a) ((a).a_drsize)
- #define N_SYMSIZE(a) ((a).a_syms)
- #ifdef __KERNEL__
- /* 64-bit user address space is less PGDIR_SIZE due to pgd_index() bug. */
- #define STACK_TOP_USER64 (TASK_SIZE_USER64 - PGDIR_SIZE)
- /* Give 32-bit user space a full 4G address space to live in. */
- #define STACK_TOP_USER32 (TASK_SIZE_USER32)
- #define STACK_TOP (((current->thread.flags & PPC_FLAG_32BIT)||(ppcdebugset(PPCDBG_BINFMT_32ADDR))) ?
- STACK_TOP_USER32 : STACK_TOP_USER64)
- #endif /* __KERNEL__ */
- #endif /* __PPC64_A_OUT_H__ */