| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 1 | /* SPDX-License-Identifier: GPL-2.0 |
| 2 | * |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 3 | * include/asm-sh/flat.h |
| 4 | * |
| 5 | * uClinux flat-format executables |
| 6 | * |
| 7 | * Copyright (C) 2003 Paul Mundt |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 8 | */ |
| 9 | #ifndef __ASM_SH_FLAT_H |
| 10 | #define __ASM_SH_FLAT_H |
| 11 | |
| 12 | #include <asm/unaligned.h> |
| 13 | |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 14 | static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, |
| David Brazdil | 0f672f6 | 2019-12-10 10:32:29 +0000 | [diff] [blame^] | 15 | u32 *addr) |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 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 | } |
| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame] | 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 */ |