2 * Copyright (C) 2004 Jeff Dike (jdike@addtoit.com)
3 * Licensed under the GPL
6 #include <asm/signal.h>
7 #include <asm/unistd.h>
8 #include "uml-config.h"
9 #include "sysdep/sigcontext.h"
10 #include "sysdep/faultinfo.h"
12 void __attribute__ ((__section__ (".__syscall_stub")))
13 stub_segv_handler(int sig
)
15 struct sigcontext
*sc
= (struct sigcontext
*) (&sig
+ 1);
17 GET_FAULTINFO_FROM_SC(*((struct faultinfo
*) UML_CONFIG_STUB_DATA
),
20 __asm__("movl %0, %%eax ; int $0x80": : "g" (__NR_getpid
));
21 __asm__("movl %%eax, %%ebx ; movl %0, %%eax ; movl %1, %%ecx ;"
22 "int $0x80": : "g" (__NR_kill
), "g" (SIGUSR1
));
23 /* Load pointer to sigcontext into esp, since we need to leave
24 * the stack in its original form when we do the sigreturn here, by
27 __asm__("mov %0,%%esp ; movl %1, %%eax ; "
28 "int $0x80" : : "a" (sc
), "g" (__NR_sigreturn
));
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