| Andrew Scull | b4b6d4a | 2019-01-02 15:54:55 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * include/asm-sh/flat.h |
| 3 | * |
| 4 | * uClinux flat-format executables |
| 5 | * |
| 6 | * Copyright (C) 2003 Paul Mundt |
| 7 | * |
| 8 | * This file is subject to the terms and conditions of the GNU General Public |
| 9 | * License. See the file "COPYING" in the main directory of this archive for |
| 10 | * more details. |
| 11 | */ |
| 12 | #ifndef __ASM_SH_FLAT_H |
| 13 | #define __ASM_SH_FLAT_H |
| 14 | |
| 15 | #include <asm/unaligned.h> |
| 16 | |
| 17 | #define flat_argvp_envp_on_stack() 0 |
| 18 | #define flat_old_ram_flag(flags) (flags) |
| 19 | #define flat_reloc_valid(reloc, size) ((reloc) <= (size)) |
| 20 | static inline int flat_get_addr_from_rp(u32 __user *rp, u32 relval, u32 flags, |
| 21 | u32 *addr, u32 *persistent) |
| 22 | { |
| 23 | *addr = get_unaligned((__force u32 *)rp); |
| 24 | return 0; |
| 25 | } |
| 26 | static inline int flat_put_addr_at_rp(u32 __user *rp, u32 addr, u32 rel) |
| 27 | { |
| 28 | put_unaligned(addr, (__force u32 *)rp); |
| 29 | return 0; |
| 30 | } |
| 31 | #define flat_get_relocate_addr(rel) (rel) |
| 32 | #define flat_set_persistent(relval, p) ({ (void)p; 0; }) |
| 33 | |
| 34 | #define FLAT_PLAT_INIT(_r) \ |
| 35 | do { _r->regs[0]=0; _r->regs[1]=0; _r->regs[2]=0; _r->regs[3]=0; \ |
| 36 | _r->regs[4]=0; _r->regs[5]=0; _r->regs[6]=0; _r->regs[7]=0; \ |
| 37 | _r->regs[8]=0; _r->regs[9]=0; _r->regs[10]=0; _r->regs[11]=0; \ |
| 38 | _r->regs[12]=0; _r->regs[13]=0; _r->regs[14]=0; \ |
| 39 | _r->sr = SR_FD; } while (0) |
| 40 | |
| 41 | #endif /* __ASM_SH_FLAT_H */ |