xref: /openbmc/linux/arch/sh/include/asm/flat.h (revision 2cf1c348)
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 static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags,
15 					u32 *addr)
16 {
17 	*addr = get_unaligned((__force u32 *)rp);
18 	return 0;
19 }
20 static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel)
21 {
22 	put_unaligned(addr, (__force u32 *)rp);
23 	return 0;
24 }
25 
26 #define FLAT_PLAT_INIT(_r) \
27   do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \
28        _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \
29        _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \
30        _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \
31        _r->sr = SR_FD; } while (0)
32 
33 #endif /* __ASM_SH_FLAT_H */
34