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 do_io_irq(struct pt_regs *regs);
38void do_ext_irq(struct pt_regs *regs);
39void do_restart(void *arg);
40void __init startup_init(void);
41void die(struct pt_regs *regs, const char *str);
42int setup_profiling_timer(unsigned int multiplier);
43unsigned long prepare_ftrace_return(unsigned long parent, unsigned long sp, unsigned long ip);
 
 
 
44
45struct s390_mmap_arg_struct;
46struct fadvise64_64_args;
47struct old_sigaction;
48
49long sys_rt_sigreturn(void);
50long sys_sigreturn(void);
51
52long sys_s390_personality(unsigned int personality);
53long sys_s390_runtime_instr(int command, int signum);
54long sys_s390_guarded_storage(int command, struct gs_cb __user *);
55long sys_s390_pci_mmio_write(unsigned long, const void __user *, size_t);
56long sys_s390_pci_mmio_read(unsigned long, void __user *, size_t);
57long sys_s390_sthyi(unsigned long function_code, void __user *buffer, u64 __user *return_code, unsigned long flags);
58
59DECLARE_PER_CPU(u64, mt_cycles[8]);
60
61unsigned long stack_alloc(void);
62void stack_free(unsigned long stack);
63
64extern char kprobes_insn_page[];
65
66extern char _samode31[], _eamode31[];
67extern char _stext_amode31[], _etext_amode31[];
68extern struct exception_table_entry _start_amode31_ex_table[];
69extern struct exception_table_entry _stop_amode31_ex_table[];
70
71#define __amode31_data __section(".amode31.data")
72#define __amode31_ref __section(".amode31.refs")
73extern long _start_amode31_refs[], _end_amode31_refs[];
74
75#endif /* _ENTRY_H */

 
 1#ifndef _ENTRY_H
 2#define _ENTRY_H
 3
 4#include <linux/percpu.h>
 5#include <linux/types.h>
 6#include <linux/signal.h>
 
 7#include <asm/ptrace.h>
 8#include <asm/idle.h>
 9
10extern void *restart_stack;
11extern unsigned long suspend_zero_pages;
12
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);
19void restart_call_handler(void);
20
21asmlinkage long do_syscall_trace_enter(struct pt_regs *regs);
22asmlinkage void do_syscall_trace_exit(struct pt_regs *regs);
 
 
23
24void do_protection_exception(struct pt_regs *regs);
25void do_dat_exception(struct pt_regs *regs);
26
27void addressing_exception(struct pt_regs *regs);
28void data_exception(struct pt_regs *regs);
29void default_trap_handler(struct pt_regs *regs);
30void divide_exception(struct pt_regs *regs);
31void execute_exception(struct pt_regs *regs);
32void hfp_divide_exception(struct pt_regs *regs);
33void hfp_overflow_exception(struct pt_regs *regs);
34void hfp_significance_exception(struct pt_regs *regs);
35void hfp_sqrt_exception(struct pt_regs *regs);
36void hfp_underflow_exception(struct pt_regs *regs);
37void illegal_op(struct pt_regs *regs);
38void operand_exception(struct pt_regs *regs);
39void overflow_exception(struct pt_regs *regs);
40void privileged_op(struct pt_regs *regs);
41void space_switch_exception(struct pt_regs *regs);
42void special_op_exception(struct pt_regs *regs);
43void specification_exception(struct pt_regs *regs);
44void transaction_exception(struct pt_regs *regs);
45void translation_exception(struct pt_regs *regs);
46void vector_exception(struct pt_regs *regs);
47
48void do_per_trap(struct pt_regs *regs);
49void do_report_trap(struct pt_regs *regs, int si_signo, int si_code, char *str);
50void syscall_trace(struct pt_regs *regs, int entryexit);
51void kernel_stack_overflow(struct pt_regs * regs);
52void do_signal(struct pt_regs *regs);
53void handle_signal32(struct ksignal *ksig, sigset_t *oldset,
54		     struct pt_regs *regs);
55void do_notify_resume(struct pt_regs *regs);
56
57void __init init_IRQ(void);
58void do_IRQ(struct pt_regs *regs, int irq);
59void do_restart(void);
60void __init startup_init(void);
61void die(struct pt_regs *regs, const char *str);
62int setup_profiling_timer(unsigned int multiplier);
63void __init time_init(void);
64int pfn_is_nosave(unsigned long);
65void s390_early_resume(void);
66unsigned long prepare_ftrace_return(unsigned long parent, unsigned long ip);
67
68struct s390_mmap_arg_struct;
69struct fadvise64_64_args;
70struct old_sigaction;
71
72long sys_rt_sigreturn(void);
73long sys_sigreturn(void);
74
75long sys_s390_personality(unsigned int personality);
76long sys_s390_runtime_instr(int command, int signum);
 
77long sys_s390_pci_mmio_write(unsigned long, const void __user *, size_t);
78long sys_s390_pci_mmio_read(unsigned long, void __user *, size_t);
 
79
80DECLARE_PER_CPU(u64, mt_cycles[8]);
81
82void verify_facilities(void);
 
 
 
 
 
 
 
 
 
 
 
 
83
84#endif /* _ENTRY_H */