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 len, int r, int w,
  26                 int x, int phys_fd, unsigned long long offset);
  27 extern int unmap(int fd, void *addr, unsigned long len);
  28 extern int protect(int fd, unsigned long addr, unsigned long len,
  29                    int r, int w, int x);
  30 extern void user_signal(int sig, union uml_pt_regs *regs, int pid);
  31 extern int new_mm(int from);
  32 extern void start_userspace(int cpu);
  33 extern void get_skas_faultinfo(int pid, struct faultinfo * fi);
  34 extern long execute_syscall_skas(void *r);
  35
  36 #endif
  37
  38 /*
  39  * Overrides for Emacs so that we follow Linus's tabbing style.
  40  * Emacs will notice this stuff at the end of the file and automatically
  41  * adjust the settings for this buffer only.  This must remain at the end
  42  * of the file.
  43  * ---------------------------------------------------------------------------
  44  * Local variables:
  45  * c-file-style: "linux"
  46  * End:
  47  */