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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__ */
29