include/asm-frv/sections.h

   1 /* sections.h: linkage layout variables
   2  *
   3  * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
   4  * Written by David Howells (dhowells@redhat.com)
   5  *
   6  * This program is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU General Public License
   8  * as published by the Free Software Foundation; either version
   9  * 2 of the License, or (at your option) any later version.
  10  */
  11
  12 #ifndef _ASM_SECTIONS_H
  13 #define _ASM_SECTIONS_H
  14
  15 #ifndef __ASSEMBLY__
  16
  17 #include <linux/types.h>
  18 #include <asm-generic/sections.h>
  19
  20 #ifdef __KERNEL__
  21
  22 /*
  23  * we don't want to put variables in the GP-REL section if they're not used very much - that would
  24  * be waste since GP-REL addressing is limited to GP16+/-2048
  25  */
  26 #define __nongpreldata  __attribute__((section(".data")))
  27 #define __nongprelbss   __attribute__((section(".bss")))
  28
  29 /*
  30  * linker symbols
  31  */
  32 extern const void __kernel_image_start, __kernel_image_end, __page_offset;
  33
  34 extern unsigned long __nongprelbss memory_start;
  35 extern unsigned long __nongprelbss memory_end;
  36 extern unsigned long __nongprelbss rom_length;
  37
  38 /* determine if we're running from ROM */
  39 static inline int is_in_rom(unsigned long addr)
  40 {
  41         return 0; /* default case: not in ROM */
  42 }
  43
  44 #endif
  45 #endif
  46 #endif /* _ASM_SECTIONS_H */