Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /* |
2 | * Generate definitions needed by assembly language modules. | |
3 | * This code generates raw asm output which is post-processed to extract | |
4 | * and format the required data. | |
5 | */ | |
6 | ||
cbb870c8 HC |
7 | #define ASM_OFFSETS_C |
8 | ||
7a88d7a8 | 9 | #include <linux/kbuild.h> |
95d38fd0 | 10 | #include <linux/kvm_host.h> |
cbb870c8 | 11 | #include <linux/sched.h> |
b5f87f15 | 12 | #include <asm/idle.h> |
b020632e | 13 | #include <asm/vdso.h> |
480e5926 | 14 | #include <asm/pgtable.h> |
1da177e4 | 15 | |
987bcdac MS |
16 | /* |
17 | * Make sure that the compiler is new enough. We want a compiler that | |
18 | * is known to work with the "Q" assembler constraint. | |
19 | */ | |
f318a122 MS |
20 | #if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 3) |
21 | #error Your compiler is too old; please use version 4.3 or newer | |
987bcdac MS |
22 | #endif |
23 | ||
1da177e4 LT |
24 | int main(void) |
25 | { | |
6a62b485 MS |
26 | /* task struct offsets */ |
27 | OFFSET(__TASK_thread_info, task_struct, stack); | |
28 | OFFSET(__TASK_thread, task_struct, thread); | |
29 | OFFSET(__TASK_pid, task_struct, pid); | |
1da177e4 | 30 | BLANK(); |
6a62b485 MS |
31 | /* thread struct offsets */ |
32 | OFFSET(__THREAD_ksp, thread_struct, ksp); | |
33 | OFFSET(__THREAD_FPU_fpc, thread_struct, fpu.fpc); | |
34 | OFFSET(__THREAD_FPU_regs, thread_struct, fpu.regs); | |
35 | OFFSET(__THREAD_per_cause, thread_struct, per_event.cause); | |
36 | OFFSET(__THREAD_per_address, thread_struct, per_event.address); | |
37 | OFFSET(__THREAD_per_paid, thread_struct, per_event.paid); | |
38 | OFFSET(__THREAD_trap_tdb, thread_struct, trap_tdb); | |
1da177e4 | 39 | BLANK(); |
6a62b485 MS |
40 | /* thread info offsets */ |
41 | OFFSET(__TI_task, thread_info, task); | |
42 | OFFSET(__TI_flags, thread_info, flags); | |
43 | OFFSET(__TI_sysc_table, thread_info, sys_call_table); | |
44 | OFFSET(__TI_cpu, thread_info, cpu); | |
45 | OFFSET(__TI_precount, thread_info, preempt_count); | |
46 | OFFSET(__TI_user_timer, thread_info, user_timer); | |
47 | OFFSET(__TI_system_timer, thread_info, system_timer); | |
48 | OFFSET(__TI_last_break, thread_info, last_break); | |
1da177e4 | 49 | BLANK(); |
6a62b485 MS |
50 | /* pt_regs offsets */ |
51 | OFFSET(__PT_ARGS, pt_regs, args); | |
52 | OFFSET(__PT_PSW, pt_regs, psw); | |
53 | OFFSET(__PT_GPRS, pt_regs, gprs); | |
54 | OFFSET(__PT_ORIG_GPR2, pt_regs, orig_gpr2); | |
55 | OFFSET(__PT_INT_CODE, pt_regs, int_code); | |
56 | OFFSET(__PT_INT_PARM, pt_regs, int_parm); | |
57 | OFFSET(__PT_INT_PARM_LONG, pt_regs, int_parm_long); | |
58 | OFFSET(__PT_FLAGS, pt_regs, flags); | |
4ca4d7bf | 59 | DEFINE(__PT_SIZE, sizeof(struct pt_regs)); |
1da177e4 | 60 | BLANK(); |
6a62b485 MS |
61 | /* stack_frame offsets */ |
62 | OFFSET(__SF_BACKCHAIN, stack_frame, back_chain); | |
63 | OFFSET(__SF_GPRS, stack_frame, gprs); | |
64 | OFFSET(__SF_EMPTY, stack_frame, empty1); | |
b020632e MS |
65 | BLANK(); |
66 | /* timeval/timezone offsets for use by vdso */ | |
6a62b485 MS |
67 | OFFSET(__VDSO_UPD_COUNT, vdso_data, tb_update_count); |
68 | OFFSET(__VDSO_XTIME_STAMP, vdso_data, xtime_tod_stamp); | |
69 | OFFSET(__VDSO_XTIME_SEC, vdso_data, xtime_clock_sec); | |
70 | OFFSET(__VDSO_XTIME_NSEC, vdso_data, xtime_clock_nsec); | |
71 | OFFSET(__VDSO_XTIME_CRS_SEC, vdso_data, xtime_coarse_sec); | |
72 | OFFSET(__VDSO_XTIME_CRS_NSEC, vdso_data, xtime_coarse_nsec); | |
73 | OFFSET(__VDSO_WTOM_SEC, vdso_data, wtom_clock_sec); | |
74 | OFFSET(__VDSO_WTOM_NSEC, vdso_data, wtom_clock_nsec); | |
75 | OFFSET(__VDSO_WTOM_CRS_SEC, vdso_data, wtom_coarse_sec); | |
76 | OFFSET(__VDSO_WTOM_CRS_NSEC, vdso_data, wtom_coarse_nsec); | |
77 | OFFSET(__VDSO_TIMEZONE, vdso_data, tz_minuteswest); | |
78 | OFFSET(__VDSO_ECTG_OK, vdso_data, ectg_available); | |
79 | OFFSET(__VDSO_TK_MULT, vdso_data, tk_mult); | |
80 | OFFSET(__VDSO_TK_SHIFT, vdso_data, tk_shift); | |
81 | OFFSET(__VDSO_ECTG_BASE, vdso_per_cpu_data, ectg_timer_base); | |
82 | OFFSET(__VDSO_ECTG_USER, vdso_per_cpu_data, ectg_user_time); | |
83 | BLANK(); | |
b020632e | 84 | /* constants used by the vdso */ |
b3423982 HC |
85 | DEFINE(__CLOCK_REALTIME, CLOCK_REALTIME); |
86 | DEFINE(__CLOCK_MONOTONIC, CLOCK_MONOTONIC); | |
b7eacb59 MS |
87 | DEFINE(__CLOCK_REALTIME_COARSE, CLOCK_REALTIME_COARSE); |
88 | DEFINE(__CLOCK_MONOTONIC_COARSE, CLOCK_MONOTONIC_COARSE); | |
b5e64b3d | 89 | DEFINE(__CLOCK_THREAD_CPUTIME_ID, CLOCK_THREAD_CPUTIME_ID); |
b3423982 | 90 | DEFINE(__CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC); |
b7eacb59 | 91 | DEFINE(__CLOCK_COARSE_RES, LOW_RES_NSEC); |
cbb870c8 | 92 | BLANK(); |
4c1051e3 | 93 | /* idle data offsets */ |
6a62b485 MS |
94 | OFFSET(__CLOCK_IDLE_ENTER, s390_idle_data, clock_idle_enter); |
95 | OFFSET(__CLOCK_IDLE_EXIT, s390_idle_data, clock_idle_exit); | |
96 | OFFSET(__TIMER_IDLE_ENTER, s390_idle_data, timer_idle_enter); | |
97 | OFFSET(__TIMER_IDLE_EXIT, s390_idle_data, timer_idle_exit); | |
8b646bd7 | 98 | BLANK(); |
6a62b485 | 99 | /* hardware defined lowcore locations 0x000 - 0x1ff */ |
c667aeac HC |
100 | OFFSET(__LC_EXT_PARAMS, lowcore, ext_params); |
101 | OFFSET(__LC_EXT_CPU_ADDR, lowcore, ext_cpu_addr); | |
102 | OFFSET(__LC_EXT_INT_CODE, lowcore, ext_int_code); | |
103 | OFFSET(__LC_SVC_ILC, lowcore, svc_ilc); | |
104 | OFFSET(__LC_SVC_INT_CODE, lowcore, svc_code); | |
105 | OFFSET(__LC_PGM_ILC, lowcore, pgm_ilc); | |
106 | OFFSET(__LC_PGM_INT_CODE, lowcore, pgm_code); | |
107 | OFFSET(__LC_DATA_EXC_CODE, lowcore, data_exc_code); | |
108 | OFFSET(__LC_MON_CLASS_NR, lowcore, mon_class_num); | |
109 | OFFSET(__LC_PER_CODE, lowcore, per_code); | |
110 | OFFSET(__LC_PER_ATMID, lowcore, per_atmid); | |
111 | OFFSET(__LC_PER_ADDRESS, lowcore, per_address); | |
112 | OFFSET(__LC_EXC_ACCESS_ID, lowcore, exc_access_id); | |
113 | OFFSET(__LC_PER_ACCESS_ID, lowcore, per_access_id); | |
114 | OFFSET(__LC_OP_ACCESS_ID, lowcore, op_access_id); | |
115 | OFFSET(__LC_AR_MODE_ID, lowcore, ar_mode_id); | |
116 | OFFSET(__LC_TRANS_EXC_CODE, lowcore, trans_exc_code); | |
117 | OFFSET(__LC_MON_CODE, lowcore, monitor_code); | |
118 | OFFSET(__LC_SUBCHANNEL_ID, lowcore, subchannel_id); | |
119 | OFFSET(__LC_SUBCHANNEL_NR, lowcore, subchannel_nr); | |
120 | OFFSET(__LC_IO_INT_PARM, lowcore, io_int_parm); | |
121 | OFFSET(__LC_IO_INT_WORD, lowcore, io_int_word); | |
122 | OFFSET(__LC_STFL_FAC_LIST, lowcore, stfl_fac_list); | |
123 | OFFSET(__LC_STFLE_FAC_LIST, lowcore, stfle_fac_list); | |
124 | OFFSET(__LC_MCCK_CODE, lowcore, mcck_interruption_code); | |
125 | OFFSET(__LC_MCCK_FAIL_STOR_ADDR, lowcore, failing_storage_address); | |
126 | OFFSET(__LC_LAST_BREAK, lowcore, breaking_event_addr); | |
127 | OFFSET(__LC_RST_OLD_PSW, lowcore, restart_old_psw); | |
128 | OFFSET(__LC_EXT_OLD_PSW, lowcore, external_old_psw); | |
129 | OFFSET(__LC_SVC_OLD_PSW, lowcore, svc_old_psw); | |
130 | OFFSET(__LC_PGM_OLD_PSW, lowcore, program_old_psw); | |
131 | OFFSET(__LC_MCK_OLD_PSW, lowcore, mcck_old_psw); | |
132 | OFFSET(__LC_IO_OLD_PSW, lowcore, io_old_psw); | |
133 | OFFSET(__LC_RST_NEW_PSW, lowcore, restart_psw); | |
134 | OFFSET(__LC_EXT_NEW_PSW, lowcore, external_new_psw); | |
135 | OFFSET(__LC_SVC_NEW_PSW, lowcore, svc_new_psw); | |
136 | OFFSET(__LC_PGM_NEW_PSW, lowcore, program_new_psw); | |
137 | OFFSET(__LC_MCK_NEW_PSW, lowcore, mcck_new_psw); | |
138 | OFFSET(__LC_IO_NEW_PSW, lowcore, io_new_psw); | |
6a62b485 | 139 | /* software defined lowcore locations 0x200 - 0xdff*/ |
c667aeac HC |
140 | OFFSET(__LC_SAVE_AREA_SYNC, lowcore, save_area_sync); |
141 | OFFSET(__LC_SAVE_AREA_ASYNC, lowcore, save_area_async); | |
142 | OFFSET(__LC_SAVE_AREA_RESTART, lowcore, save_area_restart); | |
143 | OFFSET(__LC_CPU_FLAGS, lowcore, cpu_flags); | |
144 | OFFSET(__LC_RETURN_PSW, lowcore, return_psw); | |
145 | OFFSET(__LC_RETURN_MCCK_PSW, lowcore, return_mcck_psw); | |
146 | OFFSET(__LC_SYNC_ENTER_TIMER, lowcore, sync_enter_timer); | |
147 | OFFSET(__LC_ASYNC_ENTER_TIMER, lowcore, async_enter_timer); | |
148 | OFFSET(__LC_MCCK_ENTER_TIMER, lowcore, mcck_enter_timer); | |
149 | OFFSET(__LC_EXIT_TIMER, lowcore, exit_timer); | |
150 | OFFSET(__LC_USER_TIMER, lowcore, user_timer); | |
151 | OFFSET(__LC_SYSTEM_TIMER, lowcore, system_timer); | |
152 | OFFSET(__LC_STEAL_TIMER, lowcore, steal_timer); | |
153 | OFFSET(__LC_LAST_UPDATE_TIMER, lowcore, last_update_timer); | |
154 | OFFSET(__LC_LAST_UPDATE_CLOCK, lowcore, last_update_clock); | |
155 | OFFSET(__LC_INT_CLOCK, lowcore, int_clock); | |
156 | OFFSET(__LC_MCCK_CLOCK, lowcore, mcck_clock); | |
157 | OFFSET(__LC_CURRENT, lowcore, current_task); | |
158 | OFFSET(__LC_THREAD_INFO, lowcore, thread_info); | |
159 | OFFSET(__LC_KERNEL_STACK, lowcore, kernel_stack); | |
160 | OFFSET(__LC_ASYNC_STACK, lowcore, async_stack); | |
161 | OFFSET(__LC_PANIC_STACK, lowcore, panic_stack); | |
162 | OFFSET(__LC_RESTART_STACK, lowcore, restart_stack); | |
163 | OFFSET(__LC_RESTART_FN, lowcore, restart_fn); | |
164 | OFFSET(__LC_RESTART_DATA, lowcore, restart_data); | |
165 | OFFSET(__LC_RESTART_SOURCE, lowcore, restart_source); | |
166 | OFFSET(__LC_USER_ASCE, lowcore, user_asce); | |
167 | OFFSET(__LC_LPP, lowcore, lpp); | |
168 | OFFSET(__LC_CURRENT_PID, lowcore, current_pid); | |
169 | OFFSET(__LC_PERCPU_OFFSET, lowcore, percpu_offset); | |
170 | OFFSET(__LC_VDSO_PER_CPU, lowcore, vdso_per_cpu_data); | |
171 | OFFSET(__LC_MACHINE_FLAGS, lowcore, machine_flags); | |
172 | OFFSET(__LC_GMAP, lowcore, gmap); | |
173 | OFFSET(__LC_PASTE, lowcore, paste); | |
6a62b485 | 174 | /* software defined ABI-relevant lowcore locations 0xe00 - 0xe20 */ |
c667aeac | 175 | OFFSET(__LC_DUMP_REIPL, lowcore, ipib); |
6a62b485 | 176 | /* hardware defined lowcore locations 0x1000 - 0x18ff */ |
c667aeac HC |
177 | OFFSET(__LC_VX_SAVE_AREA_ADDR, lowcore, vector_save_area_addr); |
178 | OFFSET(__LC_EXT_PARAMS2, lowcore, ext_params2); | |
179 | OFFSET(__LC_FPREGS_SAVE_AREA, lowcore, floating_pt_save_area); | |
180 | OFFSET(__LC_GPREGS_SAVE_AREA, lowcore, gpregs_save_area); | |
181 | OFFSET(__LC_PSW_SAVE_AREA, lowcore, psw_save_area); | |
182 | OFFSET(__LC_PREFIX_SAVE_AREA, lowcore, prefixreg_save_area); | |
183 | OFFSET(__LC_FP_CREG_SAVE_AREA, lowcore, fpt_creg_save_area); | |
184 | OFFSET(__LC_TOD_PROGREG_SAVE_AREA, lowcore, tod_progreg_save_area); | |
185 | OFFSET(__LC_CPU_TIMER_SAVE_AREA, lowcore, cpu_timer_save_area); | |
186 | OFFSET(__LC_CLOCK_COMP_SAVE_AREA, lowcore, clock_comp_save_area); | |
187 | OFFSET(__LC_AREGS_SAVE_AREA, lowcore, access_regs_save_area); | |
188 | OFFSET(__LC_CREGS_SAVE_AREA, lowcore, cregs_save_area); | |
189 | OFFSET(__LC_PGM_TDB, lowcore, pgm_tdb); | |
8b646bd7 | 190 | BLANK(); |
6a62b485 MS |
191 | /* gmap/sie offsets */ |
192 | OFFSET(__GMAP_ASCE, gmap, asce); | |
193 | OFFSET(__SIE_PROG0C, kvm_s390_sie_block, prog0c); | |
194 | OFFSET(__SIE_PROG20, kvm_s390_sie_block, prog20); | |
1da177e4 LT |
195 | return 0; |
196 | } |