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- Copy stable/9 to releng/9.2 as part of the 9.2-RELEASE cycle.
[FreeBSD/releng/9.2.git] / sys / i386 / linux / linux_locore.s
1 /* $FreeBSD$ */
2
3 #include "linux_assym.h"                        /* system definitions */
4 #include <machine/asmacros.h>                   /* miscellaneous asm macros */
5
6 #include <i386/linux/linux_syscall.h>           /* system call numbers */
7
8 NON_GPROF_ENTRY(linux_sigcode)
9         call    *LINUX_SIGF_HANDLER(%esp)
10         leal    LINUX_SIGF_SC(%esp),%ebx        /* linux scp */
11         mov     LINUX_SC_GS(%ebx),%gs
12         movl    %esp, %ebx                      /* pass sigframe */
13         push    %eax                            /* fake ret addr */
14         movl    $LINUX_SYS_linux_sigreturn,%eax /* linux_sigreturn() */
15         int     $0x80                           /* enter kernel with args */
16 0:      jmp     0b
17         ALIGN_TEXT
18 /* XXXXX */
19 linux_rt_sigcode:
20         call    *LINUX_RT_SIGF_HANDLER(%esp)
21         leal    LINUX_RT_SIGF_UC(%esp),%ebx     /* linux ucp */
22         leal    LINUX_RT_SIGF_SC(%ebx),%ecx     /* linux sigcontext */
23         mov     LINUX_SC_GS(%ecx),%gs
24         push    %eax                            /* fake ret addr */
25         movl    $LINUX_SYS_linux_rt_sigreturn,%eax   /* linux_rt_sigreturn() */
26         int     $0x80                           /* enter kernel with args */
27 0:      jmp     0b
28         ALIGN_TEXT
29 /* XXXXX */
30 linux_esigcode:
31
32         .data
33         .globl  linux_szsigcode, linux_sznonrtsigcode
34 linux_szsigcode:
35         .long   linux_esigcode-linux_sigcode
36 linux_sznonrtsigcode:
37         .long   linux_rt_sigcode-linux_sigcode