152140Sluoqi/* $FreeBSD$ */
252140Sluoqi
314331Speter#include "linux_assym.h"			/* system definitions */
468519Smarcel#include <machine/asmacros.h>			/* miscellaneous asm macros */
514331Speter
668583Smarcel#include <i386/linux/linux_syscall.h>		/* system call numbers */
714331Speter
814331SpeterNON_GPROF_ENTRY(linux_sigcode)
960302Sobrien	call	*LINUX_SIGF_HANDLER(%esp)
1014331Speter	leal	LINUX_SIGF_SC(%esp),%ebx	/* linux scp */
11187948Sobrien	mov	LINUX_SC_GS(%ebx),%gs
1269081Smarcel	movl	%esp, %ebx			/* pass sigframe */
1314331Speter	push	%eax				/* fake ret addr */
1414331Speter	movl	$LINUX_SYS_linux_sigreturn,%eax	/* linux_sigreturn() */
1552140Sluoqi	int	$0x80				/* enter kernel with args */
1652140Sluoqi0:	jmp	0b
1750363Smarcel	ALIGN_TEXT
1867234Sgallatin/* XXXXX */
1973011Sjakelinux_rt_sigcode:
2067234Sgallatin	call	*LINUX_RT_SIGF_HANDLER(%esp)
2167234Sgallatin	leal	LINUX_RT_SIGF_UC(%esp),%ebx	/* linux ucp */
22182849Skib	leal	LINUX_RT_SIGF_SC(%ebx),%ecx	/* linux sigcontext */
23187948Sobrien	mov	LINUX_SC_GS(%ecx),%gs
2467234Sgallatin	push	%eax				/* fake ret addr */
2569081Smarcel	movl	$LINUX_SYS_linux_rt_sigreturn,%eax   /* linux_rt_sigreturn() */
2667234Sgallatin	int	$0x80				/* enter kernel with args */
2767234Sgallatin0:	jmp	0b
2867234Sgallatin	ALIGN_TEXT
2969081Smarcel/* XXXXX */
3073011Sjakelinux_esigcode:
3114331Speter
3214331Speter	.data
3373011Sjake	.globl	linux_szsigcode, linux_sznonrtsigcode
3473011Sjakelinux_szsigcode:
3573011Sjake	.long	linux_esigcode-linux_sigcode
3673011Sjakelinux_sznonrtsigcode:
3773011Sjake	.long	linux_rt_sigcode-linux_sigcode
38