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1/* SPDX-License-Identifier: GPL-2.0
2 *
3 * include/asm-sh/flat.h
4 *
5 * uClinux flat-format executables
6 *
7 * Copyright (C) 2003 Paul Mundt
8 */
9#ifndef __ASM_SH_FLAT_H
10#define __ASM_SH_FLAT_H
11
12#include <asm/unaligned.h>
13
14#define flat_argvp_envp_on_stack() 0
15#define flat_old_ram_flag(flags) (flags)
16#define flat_reloc_valid(reloc, size) ((reloc) <= (size))
17static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
18 u32 *addr, u32 *persistent)
19{
20 *addr = get_unaligned((__force u32 *)rp);
21 return 0;
22}
23static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
24{
25 put_unaligned(addr, (__force u32 *)rp);
26 return 0;
27}
28#define flat_get_relocate_addr(rel) (rel)
29#define flat_set_persistent(relval, p) ({ (void)p; 0; })
30
31#define FLAT_PLAT_INIT(_r) \
32 do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
33 _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
34 _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
35 _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
36 _r->sr = SR_FD; } while (0)
37
38#endif /* __ASM_SH_FLAT_H */