221 lines
		
	
	
		
			5.5 KiB
		
	
	
	
		
			C
		
	
	
	
			
		
		
	
	
			221 lines
		
	
	
		
			5.5 KiB
		
	
	
	
		
			C
		
	
	
	
/* default linux values for the selectors */
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#define __USER_CS	(0x23)
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#define __USER_DS	(0x2B)
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struct target_pt_regs {
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	long ebx;
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	long ecx;
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	long edx;
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	long esi;
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	long edi;
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	long ebp;
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	long eax;
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	int  xds;
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	int  xes;
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	long orig_eax;
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	long eip;
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	int  xcs;
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	long eflags;
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	long esp;
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	int  xss;
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};
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/* ioctls */
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#define TARGET_LDT_ENTRIES      8192
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#define TARGET_LDT_ENTRY_SIZE	8
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#define TARGET_GDT_ENTRY_TLS_ENTRIES   3
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#define TARGET_GDT_ENTRY_TLS_MIN       6
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#define TARGET_GDT_ENTRY_TLS_MAX       (TARGET_GDT_ENTRY_TLS_MIN + TARGET_GDT_ENTRY_TLS_ENTRIES - 1)
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struct target_modify_ldt_ldt_s {
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    unsigned int  entry_number;
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    target_ulong base_addr;
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    unsigned int limit;
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    unsigned int flags;
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};
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/* vm86 defines */
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#define TARGET_BIOSSEG		0x0f000
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#define TARGET_CPU_086		0
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#define TARGET_CPU_186		1
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#define TARGET_CPU_286		2
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#define TARGET_CPU_386		3
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#define TARGET_CPU_486		4
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#define TARGET_CPU_586		5
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#define TARGET_VM86_SIGNAL	0	/* return due to signal */
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#define TARGET_VM86_UNKNOWN	1	/* unhandled GP fault - IO-instruction or similar */
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#define TARGET_VM86_INTx	2	/* int3/int x instruction (ARG = x) */
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#define TARGET_VM86_STI	3	/* sti/popf/iret instruction enabled virtual interrupts */
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/*
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 * Additional return values when invoking new vm86()
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 */
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#define TARGET_VM86_PICRETURN	4	/* return due to pending PIC request */
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#define TARGET_VM86_TRAP	6	/* return due to DOS-debugger request */
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/*
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 * function codes when invoking new vm86()
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 */
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#define TARGET_VM86_PLUS_INSTALL_CHECK	0
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#define TARGET_VM86_ENTER		1
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#define TARGET_VM86_ENTER_NO_BYPASS	2
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#define	TARGET_VM86_REQUEST_IRQ	3
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#define TARGET_VM86_FREE_IRQ		4
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#define TARGET_VM86_GET_IRQ_BITS	5
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#define TARGET_VM86_GET_AND_RESET_IRQ	6
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/*
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 * This is the stack-layout seen by the user space program when we have
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 * done a translation of "SAVE_ALL" from vm86 mode. The real kernel layout
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 * is 'kernel_vm86_regs' (see below).
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 */
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struct target_vm86_regs {
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/*
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 * normal regs, with special meaning for the segment descriptors..
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 */
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	target_long ebx;
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	target_long ecx;
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	target_long edx;
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	target_long esi;
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	target_long edi;
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	target_long ebp;
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	target_long eax;
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	target_long __null_ds;
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	target_long __null_es;
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	target_long __null_fs;
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	target_long __null_gs;
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	target_long orig_eax;
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	target_long eip;
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	unsigned short cs, __csh;
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	target_long eflags;
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	target_long esp;
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	unsigned short ss, __ssh;
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/*
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 * these are specific to v86 mode:
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 */
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	unsigned short es, __esh;
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	unsigned short ds, __dsh;
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	unsigned short fs, __fsh;
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	unsigned short gs, __gsh;
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};
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struct target_revectored_struct {
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	target_ulong __map[8];			/* 256 bits */
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};
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struct target_vm86_struct {
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	struct target_vm86_regs regs;
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	target_ulong flags;
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	target_ulong screen_bitmap;
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	target_ulong cpu_type;
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	struct target_revectored_struct int_revectored;
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	struct target_revectored_struct int21_revectored;
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};
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/*
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 * flags masks
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 */
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#define TARGET_VM86_SCREEN_BITMAP	0x0001
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struct target_vm86plus_info_struct {
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        target_ulong flags;
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#define TARGET_force_return_for_pic (1 << 0)
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#define TARGET_vm86dbg_active       (1 << 1)  /* for debugger */
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#define TARGET_vm86dbg_TFpendig     (1 << 2)  /* for debugger */
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#define TARGET_is_vm86pus           (1 << 31) /* for vm86 internal use */
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	unsigned char vm86dbg_intxxtab[32];   /* for debugger */
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};
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struct target_vm86plus_struct {
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	struct target_vm86_regs regs;
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	target_ulong flags;
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	target_ulong screen_bitmap;
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	target_ulong cpu_type;
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	struct target_revectored_struct int_revectored;
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	struct target_revectored_struct int21_revectored;
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	struct target_vm86plus_info_struct vm86plus;
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};
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/* ipcs */
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#define TARGET_SEMOP           1
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#define TARGET_SEMGET          2
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#define TARGET_SEMCTL          3 
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#define TARGET_MSGSND          11 
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#define TARGET_MSGRCV          12
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#define TARGET_MSGGET          13
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#define TARGET_MSGCTL          14
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#define TARGET_SHMAT           21
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#define TARGET_SHMDT           22
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#define TARGET_SHMGET          23
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#define TARGET_SHMCTL          24
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struct target_msgbuf {
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	int mtype;
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	char mtext[1];
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};
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struct target_ipc_kludge {
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	unsigned int	msgp;	/* Really (struct msgbuf *) */
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	int msgtyp;
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};	
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struct target_ipc_perm {
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	int	key;
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	unsigned short	uid;
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	unsigned short	gid;
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	unsigned short	cuid;
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	unsigned short	cgid;
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	unsigned short	mode;
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	unsigned short	seq;
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};
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struct target_msqid_ds {
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	struct target_ipc_perm	msg_perm;
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	unsigned int		msg_first;	/* really struct target_msg* */
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	unsigned int		msg_last;	/* really struct target_msg* */
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	unsigned int		msg_stime;	/* really target_time_t */
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	unsigned int		msg_rtime;	/* really target_time_t */
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	unsigned int		msg_ctime;	/* really target_time_t */
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	unsigned int		wwait;		/* really struct wait_queue* */
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	unsigned int		rwait;		/* really struct wait_queue* */
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	unsigned short		msg_cbytes;
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	unsigned short		msg_qnum;
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	unsigned short		msg_qbytes;
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	unsigned short		msg_lspid;
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	unsigned short		msg_lrpid;
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};
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struct target_shmid_ds {
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	struct target_ipc_perm	shm_perm;
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	int			shm_segsz;
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	unsigned int		shm_atime;	/* really target_time_t */
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	unsigned int		shm_dtime;	/* really target_time_t */
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	unsigned int		shm_ctime;	/* really target_time_t */
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	unsigned short		shm_cpid;
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	unsigned short		shm_lpid;
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	short			shm_nattch;
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	unsigned short		shm_npages;
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	unsigned long		*shm_pages;
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	void 			*attaches;	/* really struct shm_desc * */
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};
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#define TARGET_IPC_RMID	0
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#define TARGET_IPC_SET	1
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#define TARGET_IPC_STAT	2
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union target_semun {
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    int val;
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    unsigned int buf;	/* really struct semid_ds * */
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    unsigned int array; /* really unsigned short * */
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    unsigned int __buf;	/* really struct seminfo * */
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    unsigned int __pad;	/* really void* */
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};
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