1 | // SPDX-License-Identifier: GPL-2.0 |
2 | /* |
3 | * This program is used to generate definitions needed by |
4 | * assembly language modules. |
5 | * |
6 | * We use the technique used in the OSF Mach kernel code: |
7 | * generate asm statements containing #defines, |
8 | * compile this file to assembler, and then extract the |
9 | * #defines from the assembly-language output. |
10 | */ |
11 | |
12 | #define ASM_OFFSETS_C |
13 | |
14 | #include <linux/stddef.h> |
15 | #include <linux/sched.h> |
16 | #include <linux/kernel_stat.h> |
17 | #include <linux/kbuild.h> |
18 | #include <asm/bootinfo.h> |
19 | #include <asm/irq.h> |
20 | #include <asm/amigahw.h> |
21 | #include <linux/font.h> |
22 | |
23 | int main(void) |
24 | { |
25 | /* offsets into the task struct */ |
26 | DEFINE(TASK_THREAD, offsetof(struct task_struct, thread)); |
27 | DEFINE(TASK_MM, offsetof(struct task_struct, mm)); |
28 | DEFINE(TASK_STACK, offsetof(struct task_struct, stack)); |
29 | |
30 | /* offsets into the thread struct */ |
31 | DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp)); |
32 | DEFINE(THREAD_USP, offsetof(struct thread_struct, usp)); |
33 | DEFINE(THREAD_SR, offsetof(struct thread_struct, sr)); |
34 | DEFINE(THREAD_FC, offsetof(struct thread_struct, fc)); |
35 | DEFINE(THREAD_CRP, offsetof(struct thread_struct, crp)); |
36 | DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0)); |
37 | DEFINE(THREAD_FPREG, offsetof(struct thread_struct, fp)); |
38 | DEFINE(THREAD_FPCNTL, offsetof(struct thread_struct, fpcntl)); |
39 | DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate)); |
40 | |
41 | /* offsets into the thread_info struct */ |
42 | DEFINE(TINFO_PREEMPT, offsetof(struct thread_info, preempt_count)); |
43 | DEFINE(TINFO_FLAGS, offsetof(struct thread_info, flags)); |
44 | |
45 | /* offsets into the pt_regs */ |
46 | DEFINE(PT_OFF_D0, offsetof(struct pt_regs, d0)); |
47 | DEFINE(PT_OFF_ORIG_D0, offsetof(struct pt_regs, orig_d0)); |
48 | DEFINE(PT_OFF_D1, offsetof(struct pt_regs, d1)); |
49 | DEFINE(PT_OFF_D2, offsetof(struct pt_regs, d2)); |
50 | DEFINE(PT_OFF_D3, offsetof(struct pt_regs, d3)); |
51 | DEFINE(PT_OFF_D4, offsetof(struct pt_regs, d4)); |
52 | DEFINE(PT_OFF_D5, offsetof(struct pt_regs, d5)); |
53 | DEFINE(PT_OFF_A0, offsetof(struct pt_regs, a0)); |
54 | DEFINE(PT_OFF_A1, offsetof(struct pt_regs, a1)); |
55 | DEFINE(PT_OFF_A2, offsetof(struct pt_regs, a2)); |
56 | DEFINE(PT_OFF_PC, offsetof(struct pt_regs, pc)); |
57 | DEFINE(PT_OFF_SR, offsetof(struct pt_regs, sr)); |
58 | |
59 | /* bitfields are a bit difficult */ |
60 | #ifdef CONFIG_COLDFIRE |
61 | DEFINE(PT_OFF_FORMATVEC, offsetof(struct pt_regs, sr) - 2); |
62 | #else |
63 | DEFINE(PT_OFF_FORMATVEC, offsetof(struct pt_regs, pc) + 4); |
64 | #endif |
65 | |
66 | /* offsets into the irq_cpustat_t struct */ |
67 | DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending)); |
68 | |
69 | /* signal defines */ |
70 | DEFINE(LSIGSEGV, SIGSEGV); |
71 | DEFINE(LSEGV_MAPERR, SEGV_MAPERR); |
72 | DEFINE(LSIGTRAP, SIGTRAP); |
73 | DEFINE(LTRAP_TRACE, TRAP_TRACE); |
74 | |
75 | #ifdef CONFIG_MMU |
76 | /* offsets into the bi_record struct */ |
77 | DEFINE(BIR_TAG, offsetof(struct bi_record, tag)); |
78 | DEFINE(BIR_SIZE, offsetof(struct bi_record, size)); |
79 | DEFINE(BIR_DATA, offsetof(struct bi_record, data)); |
80 | |
81 | /* offsets into the font_desc struct */ |
82 | DEFINE(FONT_DESC_IDX, offsetof(struct font_desc, idx)); |
83 | DEFINE(FONT_DESC_NAME, offsetof(struct font_desc, name)); |
84 | DEFINE(FONT_DESC_WIDTH, offsetof(struct font_desc, width)); |
85 | DEFINE(FONT_DESC_HEIGHT, offsetof(struct font_desc, height)); |
86 | DEFINE(FONT_DESC_DATA, offsetof(struct font_desc, data)); |
87 | DEFINE(FONT_DESC_PREF, offsetof(struct font_desc, pref)); |
88 | |
89 | /* offsets into the custom struct */ |
90 | DEFINE(CUSTOMBASE, &amiga_custom); |
91 | DEFINE(C_INTENAR, offsetof(struct CUSTOM, intenar)); |
92 | DEFINE(C_INTREQR, offsetof(struct CUSTOM, intreqr)); |
93 | DEFINE(C_INTENA, offsetof(struct CUSTOM, intena)); |
94 | DEFINE(C_INTREQ, offsetof(struct CUSTOM, intreq)); |
95 | DEFINE(C_SERDATR, offsetof(struct CUSTOM, serdatr)); |
96 | DEFINE(C_SERDAT, offsetof(struct CUSTOM, serdat)); |
97 | DEFINE(C_SERPER, offsetof(struct CUSTOM, serper)); |
98 | DEFINE(CIAABASE, &ciaa); |
99 | DEFINE(CIABBASE, &ciab); |
100 | DEFINE(C_PRA, offsetof(struct CIA, pra)); |
101 | DEFINE(ZTWOBASE, zTwoBase); |
102 | |
103 | /* enum m68k_fixup_type */ |
104 | DEFINE(M68K_FIXUP_MEMOFFSET, m68k_fixup_memoffset); |
105 | #endif |
106 | |
107 | return 0; |
108 | } |
109 | |