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Create releng/7.2 from stable/7 in preparation for 7.2-RELEASE.
[FreeBSD/releng/7.2.git] / sys / amd64 / linux32 / linux32_locore.s
1 /* $FreeBSD$ */
2
3 #include "linux32_assym.h"                      /* system definitions */
4 #include <machine/asmacros.h>                   /* miscellaneous asm macros */
5
6 #include <amd64/linux32/linux32_syscall.h>      /* system call numbers */
7
8 .text
9 .code32
10
11 NON_GPROF_ENTRY(linux_sigcode)
12         call    *LINUX_SIGF_HANDLER(%esp)
13         leal    LINUX_SIGF_SC(%esp),%ebx        /* linux scp */
14         movl    LINUX_SC_ES(%ebx),%es
15         movl    LINUX_SC_DS(%ebx),%ds
16         movl    %esp, %ebx                      /* pass sigframe */
17         push    %eax                            /* fake ret addr */
18         movl    $LINUX_SYS_linux_sigreturn,%eax /* linux_sigreturn() */
19         int     $0x80                           /* enter kernel with args */
20 0:      jmp     0b
21         ALIGN_TEXT
22 /* XXXXX */
23 linux_rt_sigcode:
24         call    *LINUX_RT_SIGF_HANDLER(%esp)
25         leal    LINUX_RT_SIGF_UC(%esp),%ebx     /* linux ucp */
26         leal    LINUX_RT_SIGF_SC(%ebx),%ecx     /* linux sigcontext */
27         movl    LINUX_SC_ES(%ecx),%es
28         movl    LINUX_SC_DS(%ecx),%ds
29         push    %eax                            /* fake ret addr */
30         movl    $LINUX_SYS_linux_rt_sigreturn,%eax   /* linux_rt_sigreturn() */
31         int     $0x80                           /* enter kernel with args */
32 0:      jmp     0b
33         ALIGN_TEXT
34 /* XXXXX */
35 linux_esigcode:
36
37         .data
38         .globl  linux_szsigcode, linux_sznonrtsigcode
39 linux_szsigcode:
40         .long   linux_esigcode-linux_sigcode
41 linux_sznonrtsigcode:
42         .long   linux_rt_sigcode-linux_sigcode