linux_dsm_epyc7002/arch/h8300/include/asm/flat.h
Yoshinori Sato d2a5f4999f h8300: Assembly headers
Signed-off-by: Yoshinori Sato <ysato@users.sourceforge.jp>
2015-06-23 13:35:49 +09:00

29 lines
936 B
C

/*
* arch/h8300/asm/include/flat.h -- uClinux flat-format executables
*/
#ifndef __H8300_FLAT_H__
#define __H8300_FLAT_H__
#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 & ~0x00000001)
#define flat_get_addr_from_rp(rp, relval, flags, persistent) \
({(void)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__ */