arch/um/kernel/skas/include/skas.h

   1 /*
   2  * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
   3  * Licensed under the GPL
   4  */
   5
   6 #ifndef __SKAS_H
   7 #define __SKAS_H
   8
   9 #include "sysdep/ptrace.h"
  10
  11 extern int userspace_pid[];
  12
  13 extern void switch_threads(void *me, void *next);
  14 extern void thread_wait(void *sw, void *fb);
  15 extern void new_thread(void *stack, void **switch_buf_ptr, void **fork_buf_ptr,
  16                        void (*handler)(int));
  17 extern int start_idle_thread(void *stack, void *switch_buf_ptr,
  18                              void **fork_buf_ptr);
  19 extern int user_thread(unsigned long stack, int flags);
  20 extern void userspace(union uml_pt_regs *regs);
  21 extern void new_thread_proc(void *stack, void (*handler)(int sig));
  22 extern void remove_sigstack(void);
  23 extern void new_thread_handler(int sig);
  24 extern void handle_syscall(union uml_pt_regs *regs);
  25 extern void map(int fd, unsigned long virt, unsigned long phys,
  26                 unsigned long len, int r, int w, int x);
  27 extern int unmap(int fd, void *addr, int len);
  28 extern int protect(int fd, unsigned long addr, unsigned long len,
  29                    int r, int w, int x, int must_succeed);
  30 extern void user_signal(int sig, union uml_pt_regs *regs);
  31 extern int singlestepping_skas(void);
  32 extern int new_mm(int from);
  33 extern void save_registers(union uml_pt_regs *regs);
  34 extern void restore_registers(union uml_pt_regs *regs);
  35 extern void start_userspace(int cpu);
  36 extern void init_registers(int pid);
  37
  38 #endif
  39
  40 /*
  41  * Overrides for Emacs so that we follow Linus's tabbing style.
  42  * Emacs will notice this stuff at the end of the file and automatically
  43  * adjust the settings for this buffer only.  This must remain at the end
  44  * of the file.
  45  * ---------------------------------------------------------------------------
  46  * Local variables:
  47  * c-file-style: "linux"
  48  * End:
  49  */