1 // SPDX-License-Identifier: GPL-2.0 1 // SPDX-License-Identifier: GPL-2.0
2 /* 2 /*
3 * This program is used to generate definition 3 * This program is used to generate definitions needed by
4 * assembly language modules. 4 * assembly language modules.
5 * 5 *
6 * We use the technique used in the OSF Mach k 6 * We use the technique used in the OSF Mach kernel code:
7 * generate asm statements containing #defines 7 * generate asm statements containing #defines,
8 * compile this file to assembler, and then ex 8 * compile this file to assembler, and then extract the
9 * #defines from the assembly-language output. 9 * #defines from the assembly-language output.
>> 10 *
>> 11 * On sparc, thread_info data is static and TI_XXX offsets are computed by hand.
10 */ 12 */
11 13
12 #include <linux/stddef.h> !! 14 #include <linux/sched.h>
13 #include <linux/types.h> !! 15 #include <linux/mm_types.h>
14 #include <linux/mm.h> !! 16 // #include <linux/mm.h>
15 #include <linux/kbuild.h> 17 #include <linux/kbuild.h>
16 #include <linux/suspend.h> <<
17 18
18 #include <asm/thread_info.h> !! 19 #include <asm/hibernate.h>
19 #include <asm/suspend.h> <<
20 20
21 int main(void) !! 21 #ifdef CONFIG_SPARC32
>> 22 static int __used sparc32_foo(void)
>> 23 {
>> 24 DEFINE(AOFF_thread_fork_kpsr,
>> 25 offsetof(struct thread_struct, fork_kpsr));
>> 26 return 0;
>> 27 }
>> 28 #else
>> 29 static int __used sparc64_foo(void)
22 { 30 {
23 /* offsets into the thread_info struct <<
24 DEFINE(TI_TASK, offsetof(struc <<
25 DEFINE(TI_FLAGS, offsetof(struc <<
26 DEFINE(TI_CPU, offsetof(struc <<
27 DEFINE(TI_PRE_COUNT, offsetof(struc <<
28 DEFINE(TI_SIZE, sizeof(struct <<
29 <<
30 #ifdef CONFIG_HIBERNATION 31 #ifdef CONFIG_HIBERNATION
31 DEFINE(PBE_ADDRESS, offsetof(struct pb !! 32 BLANK();
32 DEFINE(PBE_ORIG_ADDRESS, offsetof(stru !! 33 OFFSET(SC_REG_FP, saved_context, fp);
33 DEFINE(PBE_NEXT, offsetof(struct pbe, !! 34 OFFSET(SC_REG_CWP, saved_context, cwp);
34 DEFINE(SWSUSP_ARCH_REGS_SIZE, sizeof(s !! 35 OFFSET(SC_REG_WSTATE, saved_context, wstate);
>> 36
>> 37 OFFSET(SC_REG_TICK, saved_context, tick);
>> 38 OFFSET(SC_REG_PSTATE, saved_context, pstate);
>> 39
>> 40 OFFSET(SC_REG_G4, saved_context, g4);
>> 41 OFFSET(SC_REG_G5, saved_context, g5);
>> 42 OFFSET(SC_REG_G6, saved_context, g6);
>> 43 #endif
>> 44 return 0;
>> 45 }
35 #endif 46 #endif
36 47
37 DEFINE(SH_SLEEP_MODE, offsetof(struct !! 48 static int __used foo(void)
38 DEFINE(SH_SLEEP_SF_PRE, offsetof(struc !! 49 {
39 DEFINE(SH_SLEEP_SF_POST, offsetof(stru !! 50 BLANK();
40 DEFINE(SH_SLEEP_RESUME, offsetof(struc !! 51 DEFINE(AOFF_task_thread, offsetof(struct task_struct, thread));
41 DEFINE(SH_SLEEP_VBR, offsetof(struct s !! 52 BLANK();
42 DEFINE(SH_SLEEP_SPC, offsetof(struct s !! 53 DEFINE(AOFF_mm_context, offsetof(struct mm_struct, context));
43 DEFINE(SH_SLEEP_SR, offsetof(struct sh !! 54 BLANK();
44 DEFINE(SH_SLEEP_SP, offsetof(struct sh !! 55 DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm));
45 DEFINE(SH_SLEEP_BASE_ADDR, offsetof(st !! 56
46 DEFINE(SH_SLEEP_BASE_DATA, offsetof(st !! 57 /* DEFINE(NUM_USER_SEGMENTS, TASK_SIZE>>28); */
47 DEFINE(SH_SLEEP_REG_STBCR, offsetof(st <<
48 DEFINE(SH_SLEEP_REG_BAR, offsetof(stru <<
49 DEFINE(SH_SLEEP_REG_PTEH, offsetof(str <<
50 DEFINE(SH_SLEEP_REG_PTEL, offsetof(str <<
51 DEFINE(SH_SLEEP_REG_TTB, offsetof(stru <<
52 DEFINE(SH_SLEEP_REG_TEA, offsetof(stru <<
53 DEFINE(SH_SLEEP_REG_MMUCR, offsetof(st <<
54 DEFINE(SH_SLEEP_REG_PTEA, offsetof(str <<
55 DEFINE(SH_SLEEP_REG_PASCR, offsetof(st <<
56 DEFINE(SH_SLEEP_REG_IRMCR, offsetof(st <<
57 DEFINE(SH_SLEEP_REG_CCR, offsetof(stru <<
58 DEFINE(SH_SLEEP_REG_RAMCR, offsetof(st <<
59 return 0; 58 return 0;
60 } 59 }
>> 60
61 61
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