1 /* linux/arch/cris/entryoffsets.c
2  *
3  * Copyright (C) 2001 Axis Communications AB
4  *
5  * Generate structure offsets for use in entry.S.  No extra processing
6  * needed more than compiling this file to assembly code.  Horrendous
7  * assembly code will be generated, so don't look at that.
8  *
9  * Authors:	Hans-Peter Nilsson (hp@axis.com)
10  */
11 
12 /* There can be string constants fallout from inline functions, so we'd
13    better make sure we don't assemble anything emitted from inclusions.  */
14 __asm__ (".if 0");
15 
16 #include <linux/sched.h>
17 #include <linux/ptrace.h>
18 #include <asm/processor.h>
19 
20 /* Exclude everything except the assembly by wrapping it in ".if 0".  */
21 #undef VAL
22 #define VAL(NAME, VALUE)			\
23 void NAME ## _fun (void)			\
24  {						\
25   __asm__ (".endif \n"				\
26 	   #NAME " = %0 \n"			\
27 	   ".if 0\n"				\
28 	   : : "i" (VALUE));			\
29  }
30 
31 #undef OF
32 #define OF(NAME, TYPE, MEMBER)			\
33   VAL (NAME, offsetof (TYPE, MEMBER))
34 
35 /* task_struct offsets.  */
36 OF (LTASK_SIGPENDING, struct task_struct, sigpending)
37 OF (LTASK_NEEDRESCHED, struct task_struct, need_resched)
38 OF (LTASK_PTRACE, struct task_struct, ptrace)
39 OF (LTASK_PID, struct task_struct, pid)
40 
41 /* pt_regs offsets.  */
42 OF (LORIG_R10, struct pt_regs, orig_r10)
43 OF (LR13, struct pt_regs, r13)
44 OF (LR12, struct pt_regs, r12)
45 OF (LR11, struct pt_regs, r11)
46 OF (LR10, struct pt_regs, r10)
47 OF (LR9, struct pt_regs, r9)
48 OF (LMOF, struct pt_regs, mof)
49 OF (LDCCR, struct pt_regs, dccr)
50 OF (LSRP, struct pt_regs, srp)
51 OF (LIRP, struct pt_regs, irp)
52 
53 /* thread_struct offsets.  */
54 OF (LTHREAD_KSP, struct thread_struct, ksp)
55 OF (LTHREAD_USP, struct thread_struct, usp)
56 OF (LTHREAD_DCCR, struct thread_struct, dccr)
57 
58 /* linux/sched.h values - doesn't have an #ifdef __ASSEMBLY__ for these.  */
59 VAL (LCLONE_VM, CLONE_VM)
60 
61 __asm__ (".endif");
62