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 7#define ASM_OFFSETS_C 8 9#include <linux/kbuild.h> 10#include <linux/sched.h> 11#include <asm/vdso.h> 12#include <asm/sigp.h> 13 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 22int main(void) 23{ 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)); 27 DEFINE(__THREAD_mm_segment, offsetof(struct task_struct, thread.mm_segment)); 28 BLANK(); 29 DEFINE(__TASK_pid, offsetof(struct task_struct, pid)); 30 BLANK(); 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)); 34 BLANK(); 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)); 40 DEFINE(__TI_user_timer, offsetof(struct thread_info, user_timer)); 41 DEFINE(__TI_system_timer, offsetof(struct thread_info, system_timer)); 42 DEFINE(__TI_last_break, offsetof(struct thread_info, last_break)); 43 BLANK(); 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)); 49 DEFINE(__PT_SVCNR, offsetof(struct pt_regs, svcnr)); 50 DEFINE(__PT_SIZE, sizeof(struct pt_regs)); 51 BLANK(); 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)); 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)); 64 DEFINE(__VDSO_ECTG_OK, offsetof(struct vdso_data, ectg_available)); 65 DEFINE(__VDSO_NTP_MULT, offsetof(struct vdso_data, ntp_mult)); 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)); 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); 72 BLANK(); 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); 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)); 116 DEFINE(__LC_MCCK_ENTER_TIMER, offsetof(struct _lowcore, mcck_enter_timer)); 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)); 131 DEFINE(__LC_INT_CLOCK, offsetof(struct _lowcore, int_clock)); 132 DEFINE(__LC_MCCK_CLOCK, offsetof(struct _lowcore, mcck_clock)); 133 DEFINE(__LC_MACHINE_FLAGS, offsetof(struct _lowcore, machine_flags)); 134 DEFINE(__LC_FTRACE_FUNC, offsetof(struct _lowcore, ftrace_func)); 135 DEFINE(__LC_IRB, offsetof(struct _lowcore, irb)); 136 DEFINE(__LC_CPU_TIMER_SAVE_AREA, offsetof(struct _lowcore, cpu_timer_save_area)); 137 DEFINE(__LC_CLOCK_COMP_SAVE_AREA, offsetof(struct _lowcore, clock_comp_save_area)); 138 DEFINE(__LC_PSW_SAVE_AREA, offsetof(struct _lowcore, psw_save_area)); 139 DEFINE(__LC_PREFIX_SAVE_AREA, offsetof(struct _lowcore, prefixreg_save_area)); 140 DEFINE(__LC_AREGS_SAVE_AREA, offsetof(struct _lowcore, access_regs_save_area)); 141 DEFINE(__LC_FPREGS_SAVE_AREA, offsetof(struct _lowcore, floating_pt_save_area)); 142 DEFINE(__LC_GPREGS_SAVE_AREA, offsetof(struct _lowcore, gpregs_save_area)); 143 DEFINE(__LC_CREGS_SAVE_AREA, offsetof(struct _lowcore, cregs_save_area)); 144#ifdef CONFIG_32BIT 145 DEFINE(__LC_PFAULT_INTPARM, offsetof(struct _lowcore, ext_params)); 146 DEFINE(SAVE_AREA_BASE, offsetof(struct _lowcore, extended_save_area_addr)); 147#else /* CONFIG_32BIT */ 148 DEFINE(__LC_PFAULT_INTPARM, offsetof(struct _lowcore, ext_params2)); 149 DEFINE(__LC_EXT_PARAMS2, offsetof(struct _lowcore, ext_params2)); 150 DEFINE(SAVE_AREA_BASE, offsetof(struct _lowcore, floating_pt_save_area)); 151 DEFINE(__LC_PASTE, offsetof(struct _lowcore, paste)); 152 DEFINE(__LC_FP_CREG_SAVE_AREA, offsetof(struct _lowcore, fpt_creg_save_area)); 153 DEFINE(__LC_LAST_BREAK, offsetof(struct _lowcore, breaking_event_addr)); 154 DEFINE(__LC_VDSO_PER_CPU, offsetof(struct _lowcore, vdso_per_cpu_data)); 155 DEFINE(__LC_SIE_HOOK, offsetof(struct _lowcore, sie_hook)); 156 DEFINE(__LC_CMF_HPP, offsetof(struct _lowcore, cmf_hpp)); 157#endif /* CONFIG_32BIT */ 158 return 0; 159} 160