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android-kvm / linux / 56e62a73702836017564eaacd5212e4d0fa1c01d / . / arch / s390 / kernel / entry.h
blob: 3d0c0ac5c20eb85a7adaf692136f920ade98bcf3 [file] [log] [blame]
Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +0100[diff] [blame]1/* SPDX-License-Identifier: GPL-2.0 */
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]2#ifndef _ENTRY_H
3#define _ENTRY_H
4
Heiko Carstens521b00c2016-05-07 12:15:21 +0200[diff] [blame]5#include <linux/percpu.h>
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]6#include <linux/types.h>
7#include <linux/signal.h>
8#include <asm/ptrace.h>
Martin Schwidefskyb5f87f12014-10-01 10:57:57 +0200[diff] [blame]9#include <asm/idle.h>
Martin Schwidefsky638ad342011-10-30 15:17:13 +0100[diff] [blame]10
Martin Schwidefsky638ad342011-10-30 15:17:13 +0100[diff] [blame]11extern void *restart_stack;
12
Martin Schwidefsky8b646bd2012-03-11 11:59:26 -0400[diff] [blame]13void system_call(void);
14void pgm_check_handler(void);
15void ext_int_handler(void);
16void io_int_handler(void);
17void mcck_int_handler(void);
18void restart_int_handler(void);
Martin Schwidefsky8b646bd2012-03-11 11:59:26 -0400[diff] [blame]19
Sven Schnelle56e62a72020-11-21 11:14:56 +0100[diff] [blame^]20void __ret_from_fork(struct task_struct *prev, struct pt_regs *regs);
21void __do_pgm_check(struct pt_regs *regs);
22void __do_syscall(struct pt_regs *regs, int per_trap);
Martin Schwidefsky638ad342011-10-30 15:17:13 +0100[diff] [blame]23
Martin Schwidefskyaa33c8c2011-12-27 11:27:18 +0100[diff] [blame]24void do_protection_exception(struct pt_regs *regs);
25void do_dat_exception(struct pt_regs *regs);
Vasily Gorbik084ea4d2020-01-21 09:43:10 +0100[diff] [blame]26void do_secure_storage_access(struct pt_regs *regs);
27void do_non_secure_storage_access(struct pt_regs *regs);
Janosch Frankcd4d3d52020-09-08 09:05:04 -0400[diff] [blame]28void do_secure_storage_violation(struct pt_regs *regs);
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]29
Heiko Carstensb01a37a2012-10-18 18:10:06 +0200[diff] [blame]30void addressing_exception(struct pt_regs *regs);
31void data_exception(struct pt_regs *regs);
32void default_trap_handler(struct pt_regs *regs);
33void divide_exception(struct pt_regs *regs);
34void execute_exception(struct pt_regs *regs);
35void hfp_divide_exception(struct pt_regs *regs);
36void hfp_overflow_exception(struct pt_regs *regs);
37void hfp_significance_exception(struct pt_regs *regs);
38void hfp_sqrt_exception(struct pt_regs *regs);
39void hfp_underflow_exception(struct pt_regs *regs);
40void illegal_op(struct pt_regs *regs);
41void operand_exception(struct pt_regs *regs);
42void overflow_exception(struct pt_regs *regs);
43void privileged_op(struct pt_regs *regs);
44void space_switch_exception(struct pt_regs *regs);
45void special_op_exception(struct pt_regs *regs);
46void specification_exception(struct pt_regs *regs);
47void transaction_exception(struct pt_regs *regs);
48void translation_exception(struct pt_regs *regs);
Martin Schwidefsky80703612014-10-06 17:53:53 +0200[diff] [blame]49void vector_exception(struct pt_regs *regs);
Sven Schnelle17248ea2020-01-15 13:42:27 +0100[diff] [blame]50void monitor_event_exception(struct pt_regs *regs);
Heiko Carstensb01a37a2012-10-18 18:10:06 +0200[diff] [blame]51
Jan Willeke2a0a5b22014-09-22 16:39:06 +0200[diff] [blame]52void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str);
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]53void kernel_stack_overflow(struct pt_regs * regs);
54void do_signal(struct pt_regs *regs);
Richard Weinberger067bf2d2014-07-13 22:21:03 +0200[diff] [blame]55void handle_signal32(struct ksignal *ksig, sigset_t *oldset,
56 struct pt_regs *regs);
Martin Schwidefsky638ad342011-10-30 15:17:13 +0100[diff] [blame]57void do_notify_resume(struct pt_regs *regs);
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]58
Heiko Carstens63df41d62013-09-06 19:10:48 +0200[diff] [blame]59void __init init_IRQ(void);
Sven Schnelle56e62a72020-11-21 11:14:56 +0100[diff] [blame^]60void do_io_irq(struct pt_regs *regs);
61void do_ext_irq(struct pt_regs *regs);
Martin Schwidefsky638ad342011-10-30 15:17:13 +0100[diff] [blame]62void do_restart(void);
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]63void __init startup_init(void);
Martin Schwidefskyaa33c8c2011-12-27 11:27:18 +0100[diff] [blame]64void die(struct pt_regs *regs, const char *str);
Heiko Carstens63df41d62013-09-06 19:10:48 +0200[diff] [blame]65int setup_profiling_timer(unsigned int multiplier);
Martin Schwidefsky638ad342011-10-30 15:17:13 +0100[diff] [blame]66void __init time_init(void);
Martin Schwidefskyec7bf472019-02-18 16:51:28 +0100[diff] [blame]67unsigned long prepare_ftrace_return(unsigned long parent, unsigned long sp, unsigned long ip);
Martin Schwidefsky638ad342011-10-30 15:17:13 +0100[diff] [blame]68
Christoph Hellwiga4679372010-03-10 15:21:15 -0800[diff] [blame]69struct s390_mmap_arg_struct;
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]70struct fadvise64_64_args;
71struct old_sigaction;
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]72
Heiko Carstense0a50542014-12-12 13:11:08 +0100[diff] [blame]73long sys_rt_sigreturn(void);
74long sys_sigreturn(void);
75
Heiko Carstens86d295e2014-02-27 15:16:04 +0100[diff] [blame]76long sys_s390_personality(unsigned int personality);
Heiko Carstens00fcb1492014-03-01 12:18:46 +0100[diff] [blame]77long sys_s390_runtime_instr(int command, int signum);
Martin Schwidefsky916cda12016-01-26 14:10:34 +0100[diff] [blame]78long sys_s390_guarded_storage(int command, struct gs_cb __user *);
Alexey Ishchuk4eafad72014-11-14 14:27:58 +0100[diff] [blame]79long sys_s390_pci_mmio_write(unsigned long, const void __user *, size_t);
80long sys_s390_pci_mmio_read(unsigned long, void __user *, size_t);
QingFeng Hao3d8757b2017-09-29 12:41:52 +0200[diff] [blame]81long sys_s390_sthyi(unsigned long function_code, void __user *buffer, u64 __user *return_code, unsigned long flags);
Heiko Carstens521b00c2016-05-07 12:15:21 +0200[diff] [blame]82
83DECLARE_PER_CPU(u64, mt_cycles[8]);
84
Martin Schwidefskyce3dc442017-09-12 16:37:33 +0200[diff] [blame]85unsigned long stack_alloc(void);
86void stack_free(unsigned long stack);
87
Heiko Carstensb61e1f32020-09-18 10:26:19 +0200[diff] [blame]88extern char kprobes_insn_page[];
89
Heiko Carstensa8061702008-04-17 07:46:26 +0200[diff] [blame]90#endif /* _ENTRY_H */