Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 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 | |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 7 | #define ASM_OFFSETS_C |
| 8 | |
Christoph Lameter | 7a88d7a | 2008-04-29 01:04:09 -0700 | [diff] [blame] | 9 | #include <linux/kbuild.h> |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 10 | #include <linux/sched.h> |
Martin Schwidefsky | b020632 | 2008-12-25 13:38:36 +0100 | [diff] [blame] | 11 | #include <asm/vdso.h> |
Michael Holzheu | 1aaf179 | 2009-09-22 22:58:53 +0200 | [diff] [blame] | 12 | #include <asm/sigp.h> |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | |
Martin Schwidefsky | 987bcda | 2010-02-26 22:37:31 +0100 | [diff] [blame] | 14 | /* |
| 15 | * Make sure that the compiler is new enough. We want a compiler that |
| 16 | * is known to work with the "Q" assembler constraint. |
| 17 | */ |
| 18 | #if __GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 3) |
| 19 | #error Your compiler is too old; please use version 3.3.3 or newer |
| 20 | #endif |
| 21 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 22 | int main(void) |
| 23 | { |
Christoph Lameter | 4ca4d7b | 2008-04-29 01:04:10 -0700 | [diff] [blame] | 24 | DEFINE(__THREAD_info, offsetof(struct task_struct, stack)); |
| 25 | DEFINE(__THREAD_ksp, offsetof(struct task_struct, thread.ksp)); |
| 26 | DEFINE(__THREAD_per, offsetof(struct task_struct, thread.per_info)); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 27 | DEFINE(__THREAD_mm_segment, offsetof(struct task_struct, thread.mm_segment)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 28 | BLANK(); |
Christoph Lameter | 4ca4d7b | 2008-04-29 01:04:10 -0700 | [diff] [blame] | 29 | DEFINE(__TASK_pid, offsetof(struct task_struct, pid)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 30 | BLANK(); |
Christoph Lameter | 4ca4d7b | 2008-04-29 01:04:10 -0700 | [diff] [blame] | 31 | DEFINE(__PER_atmid, offsetof(per_struct, lowcore.words.perc_atmid)); |
| 32 | DEFINE(__PER_address, offsetof(per_struct, lowcore.words.address)); |
| 33 | DEFINE(__PER_access_id, offsetof(per_struct, lowcore.words.access_id)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 34 | BLANK(); |
Christoph Lameter | 4ca4d7b | 2008-04-29 01:04:10 -0700 | [diff] [blame] | 35 | DEFINE(__TI_task, offsetof(struct thread_info, task)); |
| 36 | DEFINE(__TI_domain, offsetof(struct thread_info, exec_domain)); |
| 37 | DEFINE(__TI_flags, offsetof(struct thread_info, flags)); |
| 38 | DEFINE(__TI_cpu, offsetof(struct thread_info, cpu)); |
| 39 | DEFINE(__TI_precount, offsetof(struct thread_info, preempt_count)); |
Martin Schwidefsky | 5b409ed | 2009-04-14 15:36:27 +0200 | [diff] [blame] | 40 | DEFINE(__TI_user_timer, offsetof(struct thread_info, user_timer)); |
| 41 | DEFINE(__TI_system_timer, offsetof(struct thread_info, system_timer)); |
Martin Schwidefsky | 86f2552 | 2010-05-17 10:00:05 +0200 | [diff] [blame] | 42 | DEFINE(__TI_last_break, offsetof(struct thread_info, last_break)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 43 | BLANK(); |
Christoph Lameter | 4ca4d7b | 2008-04-29 01:04:10 -0700 | [diff] [blame] | 44 | DEFINE(__PT_ARGS, offsetof(struct pt_regs, args)); |
| 45 | DEFINE(__PT_PSW, offsetof(struct pt_regs, psw)); |
| 46 | DEFINE(__PT_GPRS, offsetof(struct pt_regs, gprs)); |
| 47 | DEFINE(__PT_ORIG_GPR2, offsetof(struct pt_regs, orig_gpr2)); |
| 48 | DEFINE(__PT_ILC, offsetof(struct pt_regs, ilc)); |
Martin Schwidefsky | 59da213 | 2008-11-27 11:05:55 +0100 | [diff] [blame] | 49 | DEFINE(__PT_SVCNR, offsetof(struct pt_regs, svcnr)); |
Christoph Lameter | 4ca4d7b | 2008-04-29 01:04:10 -0700 | [diff] [blame] | 50 | DEFINE(__PT_SIZE, sizeof(struct pt_regs)); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 51 | BLANK(); |
Christoph Lameter | 4ca4d7b | 2008-04-29 01:04:10 -0700 | [diff] [blame] | 52 | DEFINE(__SF_BACKCHAIN, offsetof(struct stack_frame, back_chain)); |
| 53 | DEFINE(__SF_GPRS, offsetof(struct stack_frame, gprs)); |
| 54 | DEFINE(__SF_EMPTY, offsetof(struct stack_frame, empty1)); |
Martin Schwidefsky | b020632 | 2008-12-25 13:38:36 +0100 | [diff] [blame] | 55 | BLANK(); |
| 56 | /* timeval/timezone offsets for use by vdso */ |
| 57 | DEFINE(__VDSO_UPD_COUNT, offsetof(struct vdso_data, tb_update_count)); |
| 58 | DEFINE(__VDSO_XTIME_STAMP, offsetof(struct vdso_data, xtime_tod_stamp)); |
| 59 | DEFINE(__VDSO_XTIME_SEC, offsetof(struct vdso_data, xtime_clock_sec)); |
| 60 | DEFINE(__VDSO_XTIME_NSEC, offsetof(struct vdso_data, xtime_clock_nsec)); |
| 61 | DEFINE(__VDSO_WTOM_SEC, offsetof(struct vdso_data, wtom_clock_sec)); |
| 62 | DEFINE(__VDSO_WTOM_NSEC, offsetof(struct vdso_data, wtom_clock_nsec)); |
| 63 | DEFINE(__VDSO_TIMEZONE, offsetof(struct vdso_data, tz_minuteswest)); |
Martin Schwidefsky | c742b31 | 2008-12-31 15:11:42 +0100 | [diff] [blame] | 64 | DEFINE(__VDSO_ECTG_OK, offsetof(struct vdso_data, ectg_available)); |
Hendrik Brueckner | 157a1a2 | 2010-04-22 17:17:06 +0200 | [diff] [blame] | 65 | DEFINE(__VDSO_NTP_MULT, offsetof(struct vdso_data, ntp_mult)); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 66 | DEFINE(__VDSO_ECTG_BASE, offsetof(struct vdso_per_cpu_data, ectg_timer_base)); |
| 67 | DEFINE(__VDSO_ECTG_USER, offsetof(struct vdso_per_cpu_data, ectg_user_time)); |
Martin Schwidefsky | b020632 | 2008-12-25 13:38:36 +0100 | [diff] [blame] | 68 | /* constants used by the vdso */ |
| 69 | DEFINE(CLOCK_REALTIME, CLOCK_REALTIME); |
| 70 | DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC); |
| 71 | DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 72 | BLANK(); |
Michael Holzheu | 1aaf179 | 2009-09-22 22:58:53 +0200 | [diff] [blame] | 73 | /* constants for SIGP */ |
| 74 | DEFINE(__SIGP_STOP, sigp_stop); |
| 75 | DEFINE(__SIGP_RESTART, sigp_restart); |
| 76 | DEFINE(__SIGP_SENSE, sigp_sense); |
| 77 | DEFINE(__SIGP_INITIAL_CPU_RESET, sigp_initial_cpu_reset); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 78 | BLANK(); |
| 79 | /* lowcore offsets */ |
| 80 | DEFINE(__LC_EXT_PARAMS, offsetof(struct _lowcore, ext_params)); |
| 81 | DEFINE(__LC_CPU_ADDRESS, offsetof(struct _lowcore, cpu_addr)); |
| 82 | DEFINE(__LC_EXT_INT_CODE, offsetof(struct _lowcore, ext_int_code)); |
| 83 | DEFINE(__LC_SVC_ILC, offsetof(struct _lowcore, svc_ilc)); |
| 84 | DEFINE(__LC_SVC_INT_CODE, offsetof(struct _lowcore, svc_code)); |
| 85 | DEFINE(__LC_PGM_ILC, offsetof(struct _lowcore, pgm_ilc)); |
| 86 | DEFINE(__LC_PGM_INT_CODE, offsetof(struct _lowcore, pgm_code)); |
| 87 | DEFINE(__LC_PER_ATMID, offsetof(struct _lowcore, per_perc_atmid)); |
| 88 | DEFINE(__LC_PER_ADDRESS, offsetof(struct _lowcore, per_address)); |
| 89 | DEFINE(__LC_PER_ACCESS_ID, offsetof(struct _lowcore, per_access_id)); |
| 90 | DEFINE(__LC_AR_MODE_ID, offsetof(struct _lowcore, ar_access_id)); |
| 91 | DEFINE(__LC_SUBCHANNEL_ID, offsetof(struct _lowcore, subchannel_id)); |
| 92 | DEFINE(__LC_SUBCHANNEL_NR, offsetof(struct _lowcore, subchannel_nr)); |
| 93 | DEFINE(__LC_IO_INT_PARM, offsetof(struct _lowcore, io_int_parm)); |
| 94 | DEFINE(__LC_IO_INT_WORD, offsetof(struct _lowcore, io_int_word)); |
| 95 | DEFINE(__LC_STFL_FAC_LIST, offsetof(struct _lowcore, stfl_fac_list)); |
| 96 | DEFINE(__LC_MCCK_CODE, offsetof(struct _lowcore, mcck_interruption_code)); |
| 97 | DEFINE(__LC_DUMP_REIPL, offsetof(struct _lowcore, ipib)); |
| 98 | BLANK(); |
| 99 | DEFINE(__LC_RST_NEW_PSW, offsetof(struct _lowcore, restart_psw)); |
| 100 | DEFINE(__LC_RST_OLD_PSW, offsetof(struct _lowcore, restart_old_psw)); |
| 101 | DEFINE(__LC_EXT_OLD_PSW, offsetof(struct _lowcore, external_old_psw)); |
| 102 | DEFINE(__LC_SVC_OLD_PSW, offsetof(struct _lowcore, svc_old_psw)); |
| 103 | DEFINE(__LC_PGM_OLD_PSW, offsetof(struct _lowcore, program_old_psw)); |
| 104 | DEFINE(__LC_MCK_OLD_PSW, offsetof(struct _lowcore, mcck_old_psw)); |
| 105 | DEFINE(__LC_IO_OLD_PSW, offsetof(struct _lowcore, io_old_psw)); |
| 106 | DEFINE(__LC_EXT_NEW_PSW, offsetof(struct _lowcore, external_new_psw)); |
| 107 | DEFINE(__LC_SVC_NEW_PSW, offsetof(struct _lowcore, svc_new_psw)); |
| 108 | DEFINE(__LC_PGM_NEW_PSW, offsetof(struct _lowcore, program_new_psw)); |
| 109 | DEFINE(__LC_MCK_NEW_PSW, offsetof(struct _lowcore, mcck_new_psw)); |
| 110 | DEFINE(__LC_IO_NEW_PSW, offsetof(struct _lowcore, io_new_psw)); |
| 111 | DEFINE(__LC_SAVE_AREA, offsetof(struct _lowcore, save_area)); |
| 112 | DEFINE(__LC_RETURN_PSW, offsetof(struct _lowcore, return_psw)); |
| 113 | DEFINE(__LC_RETURN_MCCK_PSW, offsetof(struct _lowcore, return_mcck_psw)); |
| 114 | DEFINE(__LC_SYNC_ENTER_TIMER, offsetof(struct _lowcore, sync_enter_timer)); |
| 115 | DEFINE(__LC_ASYNC_ENTER_TIMER, offsetof(struct _lowcore, async_enter_timer)); |
Martin Schwidefsky | 6377981 | 2010-05-17 10:00:03 +0200 | [diff] [blame] | 116 | DEFINE(__LC_MCCK_ENTER_TIMER, offsetof(struct _lowcore, mcck_enter_timer)); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 117 | DEFINE(__LC_EXIT_TIMER, offsetof(struct _lowcore, exit_timer)); |
| 118 | DEFINE(__LC_USER_TIMER, offsetof(struct _lowcore, user_timer)); |
| 119 | DEFINE(__LC_SYSTEM_TIMER, offsetof(struct _lowcore, system_timer)); |
| 120 | DEFINE(__LC_STEAL_TIMER, offsetof(struct _lowcore, steal_timer)); |
| 121 | DEFINE(__LC_LAST_UPDATE_TIMER, offsetof(struct _lowcore, last_update_timer)); |
| 122 | DEFINE(__LC_LAST_UPDATE_CLOCK, offsetof(struct _lowcore, last_update_clock)); |
| 123 | DEFINE(__LC_CURRENT, offsetof(struct _lowcore, current_task)); |
| 124 | DEFINE(__LC_THREAD_INFO, offsetof(struct _lowcore, thread_info)); |
| 125 | DEFINE(__LC_KERNEL_STACK, offsetof(struct _lowcore, kernel_stack)); |
| 126 | DEFINE(__LC_ASYNC_STACK, offsetof(struct _lowcore, async_stack)); |
| 127 | DEFINE(__LC_PANIC_STACK, offsetof(struct _lowcore, panic_stack)); |
| 128 | DEFINE(__LC_KERNEL_ASCE, offsetof(struct _lowcore, kernel_asce)); |
| 129 | DEFINE(__LC_USER_ASCE, offsetof(struct _lowcore, user_asce)); |
| 130 | DEFINE(__LC_USER_EXEC_ASCE, offsetof(struct _lowcore, user_exec_asce)); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 131 | DEFINE(__LC_INT_CLOCK, offsetof(struct _lowcore, int_clock)); |
Martin Schwidefsky | 6377981 | 2010-05-17 10:00:03 +0200 | [diff] [blame] | 132 | DEFINE(__LC_MCCK_CLOCK, offsetof(struct _lowcore, mcck_clock)); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 133 | DEFINE(__LC_MACHINE_FLAGS, offsetof(struct _lowcore, machine_flags)); |
| 134 | DEFINE(__LC_FTRACE_FUNC, offsetof(struct _lowcore, ftrace_func)); |
Carsten Otte | cd3b70f | 2010-05-17 10:00:04 +0200 | [diff] [blame] | 135 | DEFINE(__LC_SIE_HOOK, offsetof(struct _lowcore, sie_hook)); |
| 136 | DEFINE(__LC_CMF_HPP, offsetof(struct _lowcore, cmf_hpp)); |
Heiko Carstens | cbb870c | 2010-02-26 22:37:43 +0100 | [diff] [blame] | 137 | DEFINE(__LC_IRB, offsetof(struct _lowcore, irb)); |
| 138 | DEFINE(__LC_CPU_TIMER_SAVE_AREA, offsetof(struct _lowcore, cpu_timer_save_area)); |
| 139 | DEFINE(__LC_CLOCK_COMP_SAVE_AREA, offsetof(struct _lowcore, clock_comp_save_area)); |
| 140 | DEFINE(__LC_PSW_SAVE_AREA, offsetof(struct _lowcore, psw_save_area)); |
| 141 | DEFINE(__LC_PREFIX_SAVE_AREA, offsetof(struct _lowcore, prefixreg_save_area)); |
| 142 | DEFINE(__LC_AREGS_SAVE_AREA, offsetof(struct _lowcore, access_regs_save_area)); |
| 143 | DEFINE(__LC_FPREGS_SAVE_AREA, offsetof(struct _lowcore, floating_pt_save_area)); |
| 144 | DEFINE(__LC_GPREGS_SAVE_AREA, offsetof(struct _lowcore, gpregs_save_area)); |
| 145 | DEFINE(__LC_CREGS_SAVE_AREA, offsetof(struct _lowcore, cregs_save_area)); |
| 146 | #ifdef CONFIG_32BIT |
| 147 | DEFINE(__LC_PFAULT_INTPARM, offsetof(struct _lowcore, ext_params)); |
| 148 | DEFINE(SAVE_AREA_BASE, offsetof(struct _lowcore, extended_save_area_addr)); |
| 149 | #else /* CONFIG_32BIT */ |
| 150 | DEFINE(__LC_PFAULT_INTPARM, offsetof(struct _lowcore, ext_params2)); |
| 151 | DEFINE(__LC_EXT_PARAMS2, offsetof(struct _lowcore, ext_params2)); |
| 152 | DEFINE(SAVE_AREA_BASE, offsetof(struct _lowcore, floating_pt_save_area)); |
| 153 | DEFINE(__LC_PASTE, offsetof(struct _lowcore, paste)); |
| 154 | DEFINE(__LC_FP_CREG_SAVE_AREA, offsetof(struct _lowcore, fpt_creg_save_area)); |
| 155 | DEFINE(__LC_LAST_BREAK, offsetof(struct _lowcore, breaking_event_addr)); |
| 156 | DEFINE(__LC_VDSO_PER_CPU, offsetof(struct _lowcore, vdso_per_cpu_data)); |
| 157 | #endif /* CONFIG_32BIT */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 158 | return 0; |
| 159 | } |