1// SPDX-License-Identifier: GPL-2.0
2// Copyright (C) 2018 Hangzhou C-SKY Microsystems co.,ltd.
3
4#include <linux/sched.h>
5#include <linux/kernel_stat.h>
6#include <linux/kbuild.h>
7#include <abi/regdef.h>
8
9int main(void)
10{
11 /* offsets into the task struct */
12 DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack));
13 DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
14 DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
15 DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
16 DEFINE(TASK_MM, offsetof(struct task_struct, mm));
17 DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
18
19 /* offsets into the thread struct */
20 DEFINE(THREAD_KSP, offsetof(struct thread_struct, sp));
21 DEFINE(THREAD_FESR, offsetof(struct thread_struct, user_fp.fesr));
22 DEFINE(THREAD_FCR, offsetof(struct thread_struct, user_fp.fcr));
23 DEFINE(THREAD_FPREG, offsetof(struct thread_struct, user_fp.vr));
24
25 /* offsets into the thread_info struct */
26 DEFINE(TINFO_FLAGS, offsetof(struct thread_info, flags));
27 DEFINE(TINFO_PREEMPT, offsetof(struct thread_info, preempt_count));
28 DEFINE(TINFO_TP_VALUE, offsetof(struct thread_info, tp_value));
29 DEFINE(TINFO_TASK, offsetof(struct thread_info, task));
30
31 /* offsets into the pt_regs */
32 DEFINE(PT_PC, offsetof(struct pt_regs, pc));
33 DEFINE(PT_ORIG_AO, offsetof(struct pt_regs, orig_a0));
34 DEFINE(PT_SR, offsetof(struct pt_regs, sr));
35
36 DEFINE(PT_A0, offsetof(struct pt_regs, a0));
37 DEFINE(PT_A1, offsetof(struct pt_regs, a1));
38 DEFINE(PT_A2, offsetof(struct pt_regs, a2));
39 DEFINE(PT_A3, offsetof(struct pt_regs, a3));
40 DEFINE(PT_REGS0, offsetof(struct pt_regs, regs[0]));
41 DEFINE(PT_REGS1, offsetof(struct pt_regs, regs[1]));
42 DEFINE(PT_REGS2, offsetof(struct pt_regs, regs[2]));
43 DEFINE(PT_REGS3, offsetof(struct pt_regs, regs[3]));
44 DEFINE(PT_REGS4, offsetof(struct pt_regs, regs[4]));
45 DEFINE(PT_REGS5, offsetof(struct pt_regs, regs[5]));
46 DEFINE(PT_REGS6, offsetof(struct pt_regs, regs[6]));
47 DEFINE(PT_REGS7, offsetof(struct pt_regs, regs[7]));
48 DEFINE(PT_REGS8, offsetof(struct pt_regs, regs[8]));
49 DEFINE(PT_REGS9, offsetof(struct pt_regs, regs[9]));
50 DEFINE(PT_R15, offsetof(struct pt_regs, lr));
51#if defined(__CSKYABIV2__)
52 DEFINE(PT_R16, offsetof(struct pt_regs, exregs[0]));
53 DEFINE(PT_R17, offsetof(struct pt_regs, exregs[1]));
54 DEFINE(PT_R18, offsetof(struct pt_regs, exregs[2]));
55 DEFINE(PT_R19, offsetof(struct pt_regs, exregs[3]));
56 DEFINE(PT_R20, offsetof(struct pt_regs, exregs[4]));
57 DEFINE(PT_R21, offsetof(struct pt_regs, exregs[5]));
58 DEFINE(PT_R22, offsetof(struct pt_regs, exregs[6]));
59 DEFINE(PT_R23, offsetof(struct pt_regs, exregs[7]));
60 DEFINE(PT_R24, offsetof(struct pt_regs, exregs[8]));
61 DEFINE(PT_R25, offsetof(struct pt_regs, exregs[9]));
62 DEFINE(PT_R26, offsetof(struct pt_regs, exregs[10]));
63 DEFINE(PT_R27, offsetof(struct pt_regs, exregs[11]));
64 DEFINE(PT_R28, offsetof(struct pt_regs, exregs[12]));
65 DEFINE(PT_R29, offsetof(struct pt_regs, exregs[13]));
66 DEFINE(PT_R30, offsetof(struct pt_regs, exregs[14]));
67 DEFINE(PT_R31, offsetof(struct pt_regs, exregs[15]));
68 DEFINE(PT_RHI, offsetof(struct pt_regs, rhi));
69 DEFINE(PT_RLO, offsetof(struct pt_regs, rlo));
70#endif
71 DEFINE(PT_USP, offsetof(struct pt_regs, usp));
72 DEFINE(PT_FRAME_SIZE, sizeof(struct pt_regs));
73
74 /* offsets into the irq_cpustat_t struct */
75 DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t,
76 __softirq_pending));
77
78 /* signal defines */
79 DEFINE(SIGSEGV, SIGSEGV);
80 DEFINE(SIGTRAP, SIGTRAP);
81
82 return 0;
83}
84

source code of linux/arch/csky/kernel/asm-offsets.c