flat.h 935 B

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  1. /*
  2. * include/asm-h8300/flat.h -- uClinux flat-format executables
  3. */
  4. #ifndef __H8300_FLAT_H__
  5. #define __H8300_FLAT_H__
  6. #define flat_stack_align(sp) /* nothing needed */
  7. #define flat_argvp_envp_on_stack() 1
  8. #define flat_old_ram_flag(flags) 1
  9. #define flat_reloc_valid(reloc, size) ((reloc) <= (size))
  10. #define flat_set_persistent(relval, p) 0
  11. /*
  12. * on the H8 a couple of the relocations have an instruction in the
  13. * top byte. As there can only be 24bits of address space, we just
  14. * always preserve that 8bits at the top, when it isn't an instruction
  15. * is is 0 (davidm@snapgear.com)
  16. */
  17. #define flat_get_relocate_addr(rel) (rel)
  18. #define flat_get_addr_from_rp(rp, relval, flags, persistent) \
  19. (get_unaligned(rp) & ((flags & FLAT_FLAG_GOTPIC) ? 0xffffffff: 0x00ffffff))
  20. #define flat_put_addr_at_rp(rp, addr, rel) \
  21. put_unaligned (((*(char *)(rp)) << 24) | ((addr) & 0x00ffffff), rp)
  22. #endif /* __H8300_FLAT_H__ */