[deliverable/linux.git] / include / asm-h8300 / flat.h

/*
 * include/asm-h8300/flat.h -- uClinux flat-format executables
 */

#ifndef __H8300_FLAT_H__
#define __H8300_FLAT_H__

#define	flat_stack_align(sp)			/* nothing needed */
#define	flat_argvp_envp_on_stack()		1
#define	flat_old_ram_flag(flags)		1
#define	flat_reloc_valid(reloc, size)		((reloc) <= (size))
#define	flat_set_persistent(relval, p)		0

/*
 * on the H8 a couple of the relocations have an instruction in the
 * top byte.  As there can only be 24bits of address space,  we just
 * always preserve that 8bits at the top,  when it isn't an instruction
 * is is 0 (davidm@snapgear.com)
 */

#define	flat_get_relocate_addr(rel)		(rel)
#define flat_get_addr_from_rp(rp, relval, flags, persistent) \
        (get_unaligned(rp) & ((flags & FLAT_FLAG_GOTPIC) ? 0xffffffff: 0x00ffffff))
#define flat_put_addr_at_rp(rp, addr, rel) \
	put_unaligned (((*(char *)(rp)) << 24) | ((addr) & 0x00ffffff), rp)

#endif /* __H8300_FLAT_H__ */
Commit	Line	Data
1da177e4 LT	1	/*
	2	* include/asm-h8300/flat.h -- uClinux flat-format executables
	3	*/
	4
	5	#ifndef __H8300_FLAT_H__
	6	#define __H8300_FLAT_H__
	7
	8	#define flat_stack_align(sp) /* nothing needed */
	9	#define flat_argvp_envp_on_stack() 1
	10	#define flat_old_ram_flag(flags) 1
	11	#define flat_reloc_valid(reloc, size) ((reloc) <= (size))
f9720205	12	#define flat_set_persistent(relval, p) 0
1da177e4 LT	13
	14	/*
	15	* on the H8 a couple of the relocations have an instruction in the
	16	* top byte. As there can only be 24bits of address space, we just
	17	* always preserve that 8bits at the top, when it isn't an instruction
	18	* is is 0 (davidm@snapgear.com)
	19	*/
	20
	21	#define flat_get_relocate_addr(rel) (rel)
f9720205	22	#define flat_get_addr_from_rp(rp, relval, flags, persistent) \
1da177e4 LT	23	(get_unaligned(rp) & ((flags & FLAT_FLAG_GOTPIC) ? 0xffffffff: 0x00ffffff))
	24	#define flat_put_addr_at_rp(rp, addr, rel) \
	25	put_unaligned ((((char )(rp)) << 24) \| ((addr) & 0x00ffffff), rp)
	26
	27	#endif /* __H8300_FLAT_H__ */