1/* $FreeBSD: head/sys/i386/linux/linux_locore.s 182849 2008-09-07 16:39:21Z kib $ */
| 1/* $FreeBSD: head/sys/i386/linux/linux_locore.s 187948 2009-01-31 11:37:21Z obrien $ */
|
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
8NON_GPROF_ENTRY(linux_sigcode)
9 call *LINUX_SIGF_HANDLER(%esp)
10 leal LINUX_SIGF_SC(%esp),%ebx /* linux scp */
| 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
8NON_GPROF_ENTRY(linux_sigcode)
9 call *LINUX_SIGF_HANDLER(%esp)
10 leal LINUX_SIGF_SC(%esp),%ebx /* linux scp */
|
11 movl LINUX_SC_GS(%ebx),%gs
| 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 */
160: jmp 0b
17 ALIGN_TEXT
18/* XXXXX */
19linux_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 */
| 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 */
160: jmp 0b
17 ALIGN_TEXT
18/* XXXXX */
19linux_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 movl LINUX_SC_GS(%ecx),%gs
| 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 */
270: jmp 0b
28 ALIGN_TEXT
29/* XXXXX */
30linux_esigcode:
31
32 .data
33 .globl linux_szsigcode, linux_sznonrtsigcode
34linux_szsigcode:
35 .long linux_esigcode-linux_sigcode
36linux_sznonrtsigcode:
37 .long linux_rt_sigcode-linux_sigcode
| 24 push %eax /* fake ret addr */
25 movl $LINUX_SYS_linux_rt_sigreturn,%eax /* linux_rt_sigreturn() */
26 int $0x80 /* enter kernel with args */
270: jmp 0b
28 ALIGN_TEXT
29/* XXXXX */
30linux_esigcode:
31
32 .data
33 .globl linux_szsigcode, linux_sznonrtsigcode
34linux_szsigcode:
35 .long linux_esigcode-linux_sigcode
36linux_sznonrtsigcode:
37 .long linux_rt_sigcode-linux_sigcode
|