1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef _ENTRY_H
 3#define _ENTRY_H
 4
 5#include <linux/percpu.h>
 6#include <linux/types.h>
 7#include <linux/signal.h>
 8#include <asm/extable.h>
 9#include <asm/ptrace.h>
10#include <asm/idle.h>
11
12extern void *restart_stack;
 
13
14void system_call(void);
15void pgm_check_handler(void);
16void ext_int_handler(void);
17void io_int_handler(void);
18void mcck_int_handler(void);
19void restart_int_handler(void);
20void early_pgm_check_handler(void);
21
22void __ret_from_fork(struct task_struct *prev, struct pt_regs *regs);
23void __do_pgm_check(struct pt_regs *regs);
24void __do_syscall(struct pt_regs *regs, int per_trap);
25void __do_early_pgm_check(struct pt_regs *regs);
26
27void do_protection_exception(struct pt_regs *regs);
28void do_dat_exception(struct pt_regs *regs);
29void do_secure_storage_access(struct pt_regs *regs);
30void do_non_secure_storage_access(struct pt_regs *regs);
31void do_secure_storage_violation(struct pt_regs *regs);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
32void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str);
 
33void kernel_stack_overflow(struct pt_regs * regs);
 
34void handle_signal32(struct ksignal *ksig, sigset_t *oldset,
35		     struct pt_regs *regs);
 
36
37void __init init_IRQ(void);
38void do_io_irq(struct pt_regs *regs);
39void do_ext_irq(struct pt_regs *regs);
40void do_restart(void *arg);
41void __init startup_init(void);
42void die(struct pt_regs *regs, const char *str);
43int setup_profiling_timer(unsigned int multiplier);
44void __init time_init(void);
45unsigned long prepare_ftrace_return(unsigned long parent, unsigned long sp, unsigned long ip);
 
 
46
47struct s390_mmap_arg_struct;
48struct fadvise64_64_args;
49struct old_sigaction;
50
51long sys_rt_sigreturn(void);
52long sys_sigreturn(void);
53
54long sys_s390_personality(unsigned int personality);
55long sys_s390_runtime_instr(int command, int signum);
56long sys_s390_guarded_storage(int command, struct gs_cb __user *);
57long sys_s390_pci_mmio_write(unsigned long, const void __user *, size_t);
58long sys_s390_pci_mmio_read(unsigned long, void __user *, size_t);
59long sys_s390_sthyi(unsigned long function_code, void __user *buffer, u64 __user *return_code, unsigned long flags);
60
61DECLARE_PER_CPU(u64, mt_cycles[8]);
62
63unsigned long stack_alloc(void);
64void stack_free(unsigned long stack);
65
66extern char kprobes_insn_page[];
67
68extern char _samode31[], _eamode31[];
69extern char _stext_amode31[], _etext_amode31[];
70extern struct exception_table_entry _start_amode31_ex_table[];
71extern struct exception_table_entry _stop_amode31_ex_table[];
72
73#define __amode31_data __section(".amode31.data")
74#define __amode31_ref __section(".amode31.refs")
75extern long _start_amode31_refs[], _end_amode31_refs[];
76extern unsigned long __amode31_base;
77
78#endif /* _ENTRY_H */

 
 1#ifndef _ENTRY_H
 2#define _ENTRY_H
 3
 
 4#include <linux/types.h>
 5#include <linux/signal.h>
 
 6#include <asm/ptrace.h>
 7#include <asm/idle.h>
 8
 9extern void *restart_stack;
10extern unsigned long suspend_zero_pages;
11
12void system_call(void);
13void pgm_check_handler(void);
14void ext_int_handler(void);
15void io_int_handler(void);
16void mcck_int_handler(void);
17void restart_int_handler(void);
18void restart_call_handler(void);
19
20asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
21asmlinkage void do_syscall_trace_exit(struct pt_regs *regs);
 
 
22
23void do_protection_exception(struct pt_regs *regs);
24void do_dat_exception(struct pt_regs *regs);
25
26void addressing_exception(struct pt_regs *regs);
27void data_exception(struct pt_regs *regs);
28void default_trap_handler(struct pt_regs *regs);
29void divide_exception(struct pt_regs *regs);
30void execute_exception(struct pt_regs *regs);
31void hfp_divide_exception(struct pt_regs *regs);
32void hfp_overflow_exception(struct pt_regs *regs);
33void hfp_significance_exception(struct pt_regs *regs);
34void hfp_sqrt_exception(struct pt_regs *regs);
35void hfp_underflow_exception(struct pt_regs *regs);
36void illegal_op(struct pt_regs *regs);
37void operand_exception(struct pt_regs *regs);
38void overflow_exception(struct pt_regs *regs);
39void privileged_op(struct pt_regs *regs);
40void space_switch_exception(struct pt_regs *regs);
41void special_op_exception(struct pt_regs *regs);
42void specification_exception(struct pt_regs *regs);
43void transaction_exception(struct pt_regs *regs);
44void translation_exception(struct pt_regs *regs);
45void vector_exception(struct pt_regs *regs);
46
47void do_per_trap(struct pt_regs *regs);
48void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str);
49void syscall_trace(struct pt_regs *regs, int entryexit);
50void kernel_stack_overflow(struct pt_regs * regs);
51void do_signal(struct pt_regs *regs);
52void handle_signal32(struct ksignal *ksig, sigset_t *oldset,
53		     struct pt_regs *regs);
54void do_notify_resume(struct pt_regs *regs);
55
56void __init init_IRQ(void);
57void do_IRQ(struct pt_regs *regs, int irq);
58void do_restart(void);
 
59void __init startup_init(void);
60void die(struct pt_regs *regs, const char *str);
61int setup_profiling_timer(unsigned int multiplier);
62void __init time_init(void);
63int pfn_is_nosave(unsigned long);
64void s390_early_resume(void);
65unsigned long prepare_ftrace_return(unsigned long parent, unsigned long ip);
66
67struct s390_mmap_arg_struct;
68struct fadvise64_64_args;
69struct old_sigaction;
70
71long sys_rt_sigreturn(void);
72long sys_sigreturn(void);
73
74long sys_s390_personality(unsigned int personality);
75long sys_s390_runtime_instr(int command, int signum);
 
76long sys_s390_pci_mmio_write(unsigned long, const void __user *, size_t);
77long sys_s390_pci_mmio_read(unsigned long, void __user *, size_t);
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
78#endif /* _ENTRY_H */