summaryrefslogtreecommitdiff
path: root/arch/s390/kernel/asm-offsets.c
blob: 44a4336d9a3367fd684f92d90717613b3edc1c91 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
/*
 * Generate definitions needed by assembly language modules.
 * This code generates raw asm output which is post-processed to extract
 * and format the required data.
 */

#define ASM_OFFSETS_C

#include <linux/kbuild.h>
#include <linux/sched.h>
#include <asm/vdso.h>
#include <asm/sigp.h>

/*
 * Make sure that the compiler is new enough. We want a compiler that
 * is known to work with the "Q" assembler constraint.
 */
#if __GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
#error Your compiler is too old; please use version 3.3.3 or newer
#endif

int main(void)
{
	DEFINE(__THREAD_info, offsetof(struct task_struct, stack));
	DEFINE(__THREAD_ksp, offsetof(struct task_struct, thread.ksp));
	DEFINE(__THREAD_per, offsetof(struct task_struct, thread.per_info));
	DEFINE(__THREAD_mm_segment, offsetof(struct task_struct, thread.mm_segment));
	BLANK();
	DEFINE(__TASK_pid, offsetof(struct task_struct, pid));
	BLANK();
	DEFINE(__PER_atmid, offsetof(per_struct, lowcore.words.perc_atmid));
	DEFINE(__PER_address, offsetof(per_struct, lowcore.words.address));
	DEFINE(__PER_access_id, offsetof(per_struct, lowcore.words.access_id));
	BLANK();
	DEFINE(__TI_task, offsetof(struct thread_info, task));
	DEFINE(__TI_domain, offsetof(struct thread_info, exec_domain));
	DEFINE(__TI_flags, offsetof(struct thread_info, flags));
	DEFINE(__TI_cpu, offsetof(struct thread_info, cpu));
	DEFINE(__TI_precount, offsetof(struct thread_info, preempt_count));
	DEFINE(__TI_user_timer, offsetof(struct thread_info, user_timer));
	DEFINE(__TI_system_timer, offsetof(struct thread_info, system_timer));
	BLANK();
	DEFINE(__PT_ARGS, offsetof(struct pt_regs, args));
	DEFINE(__PT_PSW, offsetof(struct pt_regs, psw));
	DEFINE(__PT_GPRS, offsetof(struct pt_regs, gprs));
	DEFINE(__PT_ORIG_GPR2, offsetof(struct pt_regs, orig_gpr2));
	DEFINE(__PT_ILC, offsetof(struct pt_regs, ilc));
	DEFINE(__PT_SVCNR, offsetof(struct pt_regs, svcnr));
	DEFINE(__PT_SIZE, sizeof(struct pt_regs));
	BLANK();
	DEFINE(__SF_BACKCHAIN, offsetof(struct stack_frame, back_chain));
	DEFINE(__SF_GPRS, offsetof(struct stack_frame, gprs));
	DEFINE(__SF_EMPTY, offsetof(struct stack_frame, empty1));
	BLANK();
	/* timeval/timezone offsets for use by vdso */
	DEFINE(__VDSO_UPD_COUNT, offsetof(struct vdso_data, tb_update_count));
	DEFINE(__VDSO_XTIME_STAMP, offsetof(struct vdso_data, xtime_tod_stamp));
	DEFINE(__VDSO_XTIME_SEC, offsetof(struct vdso_data, xtime_clock_sec));
	DEFINE(__VDSO_XTIME_NSEC, offsetof(struct vdso_data, xtime_clock_nsec));
	DEFINE(__VDSO_WTOM_SEC, offsetof(struct vdso_data, wtom_clock_sec));
	DEFINE(__VDSO_WTOM_NSEC, offsetof(struct vdso_data, wtom_clock_nsec));
	DEFINE(__VDSO_TIMEZONE, offsetof(struct vdso_data, tz_minuteswest));
	DEFINE(__VDSO_ECTG_OK, offsetof(struct vdso_data, ectg_available));
	DEFINE(__VDSO_NTP_MULT, offsetof(struct vdso_data, ntp_mult));
	DEFINE(__VDSO_ECTG_BASE, offsetof(struct vdso_per_cpu_data, ectg_timer_base));
	DEFINE(__VDSO_ECTG_USER, offsetof(struct vdso_per_cpu_data, ectg_user_time));
	/* constants used by the vdso */
	DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
	DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
	DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
	BLANK();
	/* constants for SIGP */
	DEFINE(__SIGP_STOP, sigp_stop);
	DEFINE(__SIGP_RESTART, sigp_restart);
	DEFINE(__SIGP_SENSE, sigp_sense);
	DEFINE(__SIGP_INITIAL_CPU_RESET, sigp_initial_cpu_reset);
	BLANK();
	/* lowcore offsets */
	DEFINE(__LC_EXT_PARAMS, offsetof(struct _lowcore, ext_params));
	DEFINE(__LC_CPU_ADDRESS, offsetof(struct _lowcore, cpu_addr));
	DEFINE(__LC_EXT_INT_CODE, offsetof(struct _lowcore, ext_int_code));
	DEFINE(__LC_SVC_ILC, offsetof(struct _lowcore, svc_ilc));
	DEFINE(__LC_SVC_INT_CODE, offsetof(struct _lowcore, svc_code));
	DEFINE(__LC_PGM_ILC, offsetof(struct _lowcore, pgm_ilc));
	DEFINE(__LC_PGM_INT_CODE, offsetof(struct _lowcore, pgm_code));
	DEFINE(__LC_PER_ATMID, offsetof(struct _lowcore, per_perc_atmid));
	DEFINE(__LC_PER_ADDRESS, offsetof(struct _lowcore, per_address));
	DEFINE(__LC_PER_ACCESS_ID, offsetof(struct _lowcore, per_access_id));
	DEFINE(__LC_AR_MODE_ID, offsetof(struct _lowcore, ar_access_id));
	DEFINE(__LC_SUBCHANNEL_ID, offsetof(struct _lowcore, subchannel_id));
	DEFINE(__LC_SUBCHANNEL_NR, offsetof(struct _lowcore, subchannel_nr));
	DEFINE(__LC_IO_INT_PARM, offsetof(struct _lowcore, io_int_parm));
	DEFINE(__LC_IO_INT_WORD, offsetof(struct _lowcore, io_int_word));
	DEFINE(__LC_STFL_FAC_LIST, offsetof(struct _lowcore, stfl_fac_list));
	DEFINE(__LC_MCCK_CODE, offsetof(struct _lowcore, mcck_interruption_code));
	DEFINE(__LC_DUMP_REIPL, offsetof(struct _lowcore, ipib));
	BLANK();
	DEFINE(__LC_RST_NEW_PSW, offsetof(struct _lowcore, restart_psw));
	DEFINE(__LC_RST_OLD_PSW, offsetof(struct _lowcore, restart_old_psw));
	DEFINE(__LC_EXT_OLD_PSW, offsetof(struct _lowcore, external_old_psw));
	DEFINE(__LC_SVC_OLD_PSW, offsetof(struct _lowcore, svc_old_psw));
	DEFINE(__LC_PGM_OLD_PSW, offsetof(struct _lowcore, program_old_psw));
	DEFINE(__LC_MCK_OLD_PSW, offsetof(struct _lowcore, mcck_old_psw));
	DEFINE(__LC_IO_OLD_PSW, offsetof(struct _lowcore, io_old_psw));
	DEFINE(__LC_EXT_NEW_PSW, offsetof(struct _lowcore, external_new_psw));
	DEFINE(__LC_SVC_NEW_PSW, offsetof(struct _lowcore, svc_new_psw));
	DEFINE(__LC_PGM_NEW_PSW, offsetof(struct _lowcore, program_new_psw));
	DEFINE(__LC_MCK_NEW_PSW, offsetof(struct _lowcore, mcck_new_psw));
	DEFINE(__LC_IO_NEW_PSW, offsetof(struct _lowcore, io_new_psw));
	DEFINE(__LC_SAVE_AREA, offsetof(struct _lowcore, save_area));
	DEFINE(__LC_RETURN_PSW, offsetof(struct _lowcore, return_psw));
	DEFINE(__LC_RETURN_MCCK_PSW, offsetof(struct _lowcore, return_mcck_psw));
	DEFINE(__LC_SYNC_ENTER_TIMER, offsetof(struct _lowcore, sync_enter_timer));
	DEFINE(__LC_ASYNC_ENTER_TIMER, offsetof(struct _lowcore, async_enter_timer));
	DEFINE(__LC_MCCK_ENTER_TIMER, offsetof(struct _lowcore, mcck_enter_timer));
	DEFINE(__LC_EXIT_TIMER, offsetof(struct _lowcore, exit_timer));
	DEFINE(__LC_USER_TIMER, offsetof(struct _lowcore, user_timer));
	DEFINE(__LC_SYSTEM_TIMER, offsetof(struct _lowcore, system_timer));
	DEFINE(__LC_STEAL_TIMER, offsetof(struct _lowcore, steal_timer));
	DEFINE(__LC_LAST_UPDATE_TIMER, offsetof(struct _lowcore, last_update_timer));
	DEFINE(__LC_LAST_UPDATE_CLOCK, offsetof(struct _lowcore, last_update_clock));
	DEFINE(__LC_CURRENT, offsetof(struct _lowcore, current_task));
	DEFINE(__LC_THREAD_INFO, offsetof(struct _lowcore, thread_info));
	DEFINE(__LC_KERNEL_STACK, offsetof(struct _lowcore, kernel_stack));
	DEFINE(__LC_ASYNC_STACK, offsetof(struct _lowcore, async_stack));
	DEFINE(__LC_PANIC_STACK, offsetof(struct _lowcore, panic_stack));
	DEFINE(__LC_KERNEL_ASCE, offsetof(struct _lowcore, kernel_asce));
	DEFINE(__LC_USER_ASCE, offsetof(struct _lowcore, user_asce));
	DEFINE(__LC_USER_EXEC_ASCE, offsetof(struct _lowcore, user_exec_asce));
	DEFINE(__LC_INT_CLOCK, offsetof(struct _lowcore, int_clock));
	DEFINE(__LC_MCCK_CLOCK, offsetof(struct _lowcore, mcck_clock));
	DEFINE(__LC_MACHINE_FLAGS, offsetof(struct _lowcore, machine_flags));
	DEFINE(__LC_FTRACE_FUNC, offsetof(struct _lowcore, ftrace_func));
	DEFINE(__LC_SIE_HOOK, offsetof(struct _lowcore, sie_hook));
	DEFINE(__LC_CMF_HPP, offsetof(struct _lowcore, cmf_hpp));
	DEFINE(__LC_IRB, offsetof(struct _lowcore, irb));
	DEFINE(__LC_CPU_TIMER_SAVE_AREA, offsetof(struct _lowcore, cpu_timer_save_area));
	DEFINE(__LC_CLOCK_COMP_SAVE_AREA, offsetof(struct _lowcore, clock_comp_save_area));
	DEFINE(__LC_PSW_SAVE_AREA, offsetof(struct _lowcore, psw_save_area));
	DEFINE(__LC_PREFIX_SAVE_AREA, offsetof(struct _lowcore, prefixreg_save_area));
	DEFINE(__LC_AREGS_SAVE_AREA, offsetof(struct _lowcore, access_regs_save_area));
	DEFINE(__LC_FPREGS_SAVE_AREA, offsetof(struct _lowcore, floating_pt_save_area));
	DEFINE(__LC_GPREGS_SAVE_AREA, offsetof(struct _lowcore, gpregs_save_area));
	DEFINE(__LC_CREGS_SAVE_AREA, offsetof(struct _lowcore, cregs_save_area));
#ifdef CONFIG_32BIT
	DEFINE(__LC_PFAULT_INTPARM, offsetof(struct _lowcore, ext_params));
	DEFINE(SAVE_AREA_BASE, offsetof(struct _lowcore, extended_save_area_addr));
#else /* CONFIG_32BIT */
	DEFINE(__LC_PFAULT_INTPARM, offsetof(struct _lowcore, ext_params2));
	DEFINE(__LC_EXT_PARAMS2, offsetof(struct _lowcore, ext_params2));
	DEFINE(SAVE_AREA_BASE, offsetof(struct _lowcore, floating_pt_save_area));
	DEFINE(__LC_PASTE, offsetof(struct _lowcore, paste));
	DEFINE(__LC_FP_CREG_SAVE_AREA, offsetof(struct _lowcore, fpt_creg_save_area));
	DEFINE(__LC_LAST_BREAK, offsetof(struct _lowcore, breaking_event_addr));
	DEFINE(__LC_VDSO_PER_CPU, offsetof(struct _lowcore, vdso_per_cpu_data));
#endif /* CONFIG_32BIT */
	return 0;
}