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