arch/h8300/include/asm/flat.h

   1 /*
   2  * arch/h8300/asm/include/flat.h -- uClinux flat-format executables
   3  */
   4
   5 #ifndef __H8300_FLAT_H__
   6 #define __H8300_FLAT_H__
   7
   8 #define flat_argvp_envp_on_stack()              1
   9 #define flat_old_ram_flag(flags)                1
  10 #define flat_reloc_valid(reloc, size)           ((reloc) <= (size))
  11 #define flat_set_persistent(relval, p)          0
  12
  13 /*
  14  * on the H8 a couple of the relocations have an instruction in the
  15  * top byte.  As there can only be 24bits of address space,  we just
  16  * always preserve that 8bits at the top,  when it isn't an instruction
  17  * is is 0 (davidm@snapgear.com)
  18  */
  19
  20 #define flat_get_relocate_addr(rel)             (rel & ~0x00000001)
  21 #define flat_get_addr_from_rp(rp, relval, flags, persistent) \
  22         ({(void)persistent; \
  23                 get_unaligned(rp) & (((flags) & FLAT_FLAG_GOTPIC) ?     \
  24                                      0xffffffff : 0x00ffffff); })
  25 #define flat_put_addr_at_rp(rp, addr, rel) \
  26         put_unaligned(((*(char *)(rp)) << 24) | ((addr) & 0x00ffffff), (rp))
  27
  28 #endif /* __H8300_FLAT_H__ */