xref: /src/sys/arch/amd64/include/netbsd32_machdep.h

/*	$NetBSD: netbsd32_machdep.h,v 1.1 2003/04/26 18:39:45 fvdl Exp $	*/

#ifndef _MACHINE_NETBSD32_H_
#define _MACHINE_NETBSD32_H_

typedef	u_int32_t netbsd32_pointer_t;
#define	NETBSD32PTR64(p32)	((void *)(u_long)(u_int)(p32))

typedef netbsd32_pointer_t netbsd32_sigcontextp_t;

struct netbsd32_sigcontext13 {
	int	sc_gs;
	int	sc_fs;
	int	sc_es;
	int	sc_ds;
	int	sc_edi;
	int	sc_esi;
	int	sc_ebp;
	int	sc_ebx;
	int	sc_edx;
	int	sc_ecx;
	int	sc_eax;
	/* XXX */
	int	sc_eip;
	int	sc_cs;
	int	sc_eflags;
	int	sc_esp;
	int	sc_ss;

	int	sc_onstack;		/* sigstack state to restore */
	int	sc_mask;		/* signal mask to restore (old style) */

	int	sc_trapno;		/* XXX should be above */
	int	sc_err;
};

struct netbsd32_sigcontext {
	int	sc_gs;
	int	sc_fs;
	int	sc_es;
	int	sc_ds;
	int	sc_edi;
	int	sc_esi;
	int	sc_ebp;
	int	sc_ebx;
	int	sc_edx;
	int	sc_ecx;
	int	sc_eax;
	/* XXX */
	int	sc_eip;
	int	sc_cs;
	int	sc_eflags;
	int	sc_esp;
	int	sc_ss;

	int	sc_onstack;		/* sigstack state to restore */
	int	__sc_mask13;		/* signal mask to restore (old style) */

	int	sc_trapno;		/* XXX should be above */
	int	sc_err;

	sigset_t sc_mask;		/* signal mask to restore (new style) */
};

#define sc_sp sc_esp
#define sc_fp sc_ebp
#define sc_pc sc_eip
#define sc_ps sc_eflags

struct netbsd32_sigframe {
	uint32_t sf_ra;
	int	sf_signum;
	int	sf_code;
	uint32_t sf_scp;
	struct	netbsd32_sigcontext sf_sc;
};

struct reg32 {
	int	r_eax;
	int	r_ecx;
	int	r_edx;
	int	r_ebx;
	int	r_esp;
	int	r_ebp;
	int	r_esi;
	int	r_edi;
	int	r_eip;
	int	r_eflags;
	int	r_cs;
	int	r_ss;
	int	r_ds;
	int	r_es;
	int	r_fs;
	int	r_gs;
};

struct fpreg32 {
	char	__data[108];
};

struct mtrr32 {
	uint64_t base;
	uint64_t len;
	uint8_t type;
	uint8_t __pad0[3];
	int flags;
	uint32_t owner;
} __attribute__((packed));

struct x86_64_get_mtrr_args32 {
	uint32_t mtrrp;
	uint32_t n;
};

struct x86_64_set_mtrr_args32 {
	uint32_t mtrrp;
	uint32_t n;
};

struct exec_package;
void netbsd32_setregs(struct lwp *l, struct exec_package *pack, u_long stack);
int netbsd32_sigreturn(struct lwp *l, void *v, register_t *retval);
void netbsd32_sendsig(int sig, sigset_t *mask, u_long code);

extern char netbsd32_sigcode[], netbsd32_esigcode[];

#endif /* _MACHINE_NETBSD32_H_ */