/* $Id: a.out.h,v 1.1 2005-12-20 11:32:11 jcastillo Exp $ */
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/* $Id: a.out.h,v 1.1 2005-12-20 11:32:11 jcastillo Exp $ */
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#ifndef __SPARC_A_OUT_H__
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#ifndef __SPARC_A_OUT_H__
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#define __SPARC_A_OUT_H__
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#define __SPARC_A_OUT_H__
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#define SPARC_PGSIZE 0x2000 /* Thanks to the sun4 architecture... */
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#define SPARC_PGSIZE 0x2000 /* Thanks to the sun4 architecture... */
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#define SEGMENT_SIZE SPARC_PGSIZE /* whee... */
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#define SEGMENT_SIZE SPARC_PGSIZE /* whee... */
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struct exec {
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struct exec {
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unsigned char a_dynamic:1; /* A __DYNAMIC is in this image */
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unsigned char a_dynamic:1; /* A __DYNAMIC is in this image */
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unsigned char a_toolversion:7;
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unsigned char a_toolversion:7;
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unsigned char a_machtype;
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unsigned char a_machtype;
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unsigned short a_info;
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unsigned short a_info;
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unsigned long a_text; /* length of text, in bytes */
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unsigned long a_text; /* length of text, in bytes */
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unsigned long a_data; /* length of data, in bytes */
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unsigned long a_data; /* length of data, in bytes */
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unsigned long a_bss; /* length of bss, in bytes */
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unsigned long a_bss; /* length of bss, in bytes */
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unsigned long a_syms; /* length of symbol table, in bytes */
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unsigned long a_syms; /* length of symbol table, in bytes */
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unsigned long a_entry; /* where program begins */
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unsigned long a_entry; /* where program begins */
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unsigned long a_trsize;
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unsigned long a_trsize;
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unsigned long a_drsize;
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unsigned long a_drsize;
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};
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};
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/* Where in the file does the text information begin? */
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/* Where in the file does the text information begin? */
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#define N_TXTOFF(x) (N_MAGIC(x) == ZMAGIC ? 0 : sizeof (struct exec))
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#define N_TXTOFF(x) (N_MAGIC(x) == ZMAGIC ? 0 : sizeof (struct exec))
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/* Where do the Symbols start? */
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/* Where do the Symbols start? */
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#define N_SYMOFF(x) (N_TXTOFF(x) + (x).a_text + \
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#define N_SYMOFF(x) (N_TXTOFF(x) + (x).a_text + \
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(x).a_data + (x).a_trsize + \
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(x).a_data + (x).a_trsize + \
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(x).a_drsize)
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(x).a_drsize)
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/* Where does text segment go in memory after being loaded? */
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/* Where does text segment go in memory after being loaded? */
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#define N_TXTADDR(x) (((N_MAGIC(x) == ZMAGIC) && \
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#define N_TXTADDR(x) (((N_MAGIC(x) == ZMAGIC) && \
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((x).a_entry < SPARC_PGSIZE)) ? \
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((x).a_entry < SPARC_PGSIZE)) ? \
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0 : SPARC_PGSIZE)
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0 : SPARC_PGSIZE)
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/* And same for the data segment.. */
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/* And same for the data segment.. */
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#define N_DATADDR(x) (N_MAGIC(x)==OMAGIC ? \
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#define N_DATADDR(x) (N_MAGIC(x)==OMAGIC ? \
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(N_TXTADDR(x) + (x).a_text) \
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(N_TXTADDR(x) + (x).a_text) \
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: (_N_SEGMENT_ROUND (_N_TXTENDADDR(x))))
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: (_N_SEGMENT_ROUND (_N_TXTENDADDR(x))))
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#define N_TRSIZE(a) ((a).a_trsize)
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#define N_TRSIZE(a) ((a).a_trsize)
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#define N_DRSIZE(a) ((a).a_drsize)
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#define N_DRSIZE(a) ((a).a_drsize)
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#define N_SYMSIZE(a) ((a).a_syms)
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#define N_SYMSIZE(a) ((a).a_syms)
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#ifdef __KERNEL__
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#ifdef __KERNEL__
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#define STACK_TOP TASK_SIZE
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#define STACK_TOP TASK_SIZE
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#endif
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#endif
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#endif /* __SPARC_A_OUT_H__ */
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#endif /* __SPARC_A_OUT_H__ */
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