390 	struct lowcore *lc, *abs_lc;  in setup_lowcore()  local
396 	lc = memblock_alloc_low(sizeof(*lc), sizeof(*lc));  in setup_lowcore()
397 	if (!lc)  in setup_lowcore()
399 		      __func__, sizeof(*lc), sizeof(*lc));  in setup_lowcore()
401 	lc->pcpu = (unsigned long)per_cpu_ptr(&pcpu_devices, 0);  in setup_lowcore()
402 	lc->restart_psw.mask = PSW_KERNEL_BITS & ~PSW_MASK_DAT;  in setup_lowcore()
403 	lc->restart_psw.addr = __pa(restart_int_handler);  in setup_lowcore()
404 	lc->external_new_psw.mask = PSW_KERNEL_BITS;  in setup_lowcore()
405 	lc->external_new_psw.addr = (unsigned long) ext_int_handler;  in setup_lowcore()
406 	lc->svc_new_psw.mask = PSW_KERNEL_BITS;  in setup_lowcore()
407 	lc->svc_new_psw.addr = (unsigned long) system_call;  in setup_lowcore()
408 	lc->program_new_psw.mask = PSW_KERNEL_BITS;  in setup_lowcore()
409 	lc->program_new_psw.addr = (unsigned long) pgm_check_handler;  in setup_lowcore()
410 	lc->mcck_new_psw.mask = PSW_KERNEL_BITS;  in setup_lowcore()
411 	lc->mcck_new_psw.addr = (unsigned long) mcck_int_handler;  in setup_lowcore()
412 	lc->io_new_psw.mask = PSW_KERNEL_BITS;  in setup_lowcore()
413 	lc->io_new_psw.addr = (unsigned long) io_int_handler;  in setup_lowcore()
414 	lc->clock_comparator = clock_comparator_max;  in setup_lowcore()
415 	lc->current_task = (unsigned long)&init_task;  in setup_lowcore()
416 	lc->lpp = LPP_MAGIC;  in setup_lowcore()
417 	lc->preempt_count = get_lowcore()->preempt_count;  in setup_lowcore()
418 	nmi_alloc_mcesa_early(&lc->mcesad);  in setup_lowcore()
419 	lc->sys_enter_timer = get_lowcore()->sys_enter_timer;  in setup_lowcore()
420 	lc->exit_timer = get_lowcore()->exit_timer;  in setup_lowcore()
421 	lc->user_timer = get_lowcore()->user_timer;  in setup_lowcore()
422 	lc->system_timer = get_lowcore()->system_timer;  in setup_lowcore()
423 	lc->steal_timer = get_lowcore()->steal_timer;  in setup_lowcore()
424 	lc->last_update_timer = get_lowcore()->last_update_timer;  in setup_lowcore()
425 	lc->last_update_clock = get_lowcore()->last_update_clock;  in setup_lowcore()
431 	lc->mcck_stack = stack_alloc_early() + STACK_INIT_OFFSET;  in setup_lowcore()
432 	lc->async_stack = stack_alloc_early() + STACK_INIT_OFFSET;  in setup_lowcore()
433 	lc->nodat_stack = stack_alloc_early() + STACK_INIT_OFFSET;  in setup_lowcore()
434 	lc->kernel_stack = get_lowcore()->kernel_stack;  in setup_lowcore()
440 	lc->restart_stack = (unsigned long) restart_stack;  in setup_lowcore()
441 	lc->restart_fn = (unsigned long) do_restart;  in setup_lowcore()
442 	lc->restart_data = 0;  in setup_lowcore()
443 	lc->restart_source = -1U;  in setup_lowcore()
444 	lc->spinlock_lockval = arch_spin_lockval(0);  in setup_lowcore()
445 	lc->spinlock_index = 0;  in setup_lowcore()
447 	lc->return_lpswe = gen_lpswe(__LC_RETURN_PSW);  in setup_lowcore()
448 	lc->return_mcck_lpswe = gen_lpswe(__LC_RETURN_MCCK_PSW);  in setup_lowcore()
449 	lc->preempt_count = PREEMPT_DISABLED;  in setup_lowcore()
450 	lc->kernel_asce = get_lowcore()->kernel_asce;  in setup_lowcore()
451 	lc->user_asce = get_lowcore()->user_asce;  in setup_lowcore()
453 	system_ctlreg_init_save_area(lc);  in setup_lowcore()
455 	abs_lc->restart_stack = lc->restart_stack;  in setup_lowcore()
456 	abs_lc->restart_fn = lc->restart_fn;  in setup_lowcore()
457 	abs_lc->restart_data = lc->restart_data;  in setup_lowcore()
458 	abs_lc->restart_source = lc->restart_source;  in setup_lowcore()
459 	abs_lc->restart_psw = lc->restart_psw;  in setup_lowcore()
461 	abs_lc->program_new_psw = lc->program_new_psw;  in setup_lowcore()
462 	abs_lc->mcesad = lc->mcesad;  in setup_lowcore()
465 	set_prefix(__pa(lc));  in setup_lowcore()
466 	lowcore_ptr[0] = lc;  in setup_lowcore()