2 * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com)
3 * Licensed under the GPL
7 #include <asm/sigcontext.h>
8 #include <asm/unistd.h>
9 #include "uml-config.h"
10 #include "sysdep/sigcontext.h"
11 #include "sysdep/faultinfo.h"
13 void __attribute__ ((__section__ (".__syscall_stub")))
14 stub_segv_handler(int sig)
16 struct sigcontext *sc = (struct sigcontext *) (&sig + 1);
18 GET_FAULTINFO_FROM_SC(*((struct faultinfo *) UML_CONFIG_STUB_DATA),
21 __asm__("movl %0, %%eax ; int $0x80": : "g" (__NR_getpid));
22 __asm__("movl %%eax, %%ebx ; movl %0, %%eax ; movl %1, %%ecx ;"
23 "int $0x80": : "g" (__NR_kill), "g" (SIGUSR1));
24 /* Pop the frame pointer and return address since we need to leave
25 * the stack in its original form when we do the sigreturn here, by
28 __asm__("popl %%eax ; popl %%eax ; popl %%eax ; movl %0, %%eax ; "
29 "int $0x80" : : "g" (__NR_sigreturn));