NetBSD/sys/arch/hp300/dev/hilvar.h

120 lines
4.7 KiB
C

/* $NetBSD: hilvar.h,v 1.11 1995/12/11 19:41:47 thorpej Exp $ */
/*
* Copyright (c) 1988 University of Utah.
* Copyright (c) 1990, 1993
* The Regents of the University of California. All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* the Systems Programming Group of the University of Utah Computer
* Science Department.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* from: Utah $Hdr: hilvar.h 1.3 92/01/21$
*
* @(#)hilvar.h 8.1 (Berkeley) 6/10/93
*/
#ifndef TRUE
#define TRUE 1
#define FALSE 0
#endif
#define NHILD 8 /* 7 actual + loop pseudo (dev 0) */
#define NHILQ 8 /* must be <= sizeof(int) */
#define HILBUFSIZE 40 /* size of interrupt poll buffer */
#define HILMAXCLIST 1024 /* max chars in clists for HPUX io */
#define HILLOOPDEV 0 /* loop device index */
/*
* Minor device numbers.
* HP-UX uses 12 bits of the form:
* LLLLDDDD0000
* where L is 4 bits of loop number, D 4 bits of device and 4 bits of 0.
* BSD uses 8 bits:
* LLLLDDDD
* Device files are in BSD format, we map device numbers to HP-UX format
* on stat calls.
*/
#define HILUNIT(d) ((d) & 0xF)
#define HILLOOP(d) (((d)>>4) & 0xF)
#define hildevmask(d) (1 << (d))
#define hilqmask(q) (1 << (q))
struct hiliqueue {
HILQ *hq_eventqueue; /* input queue shared with user */
struct proc *hq_procp; /* process this queue belongs to */
char hq_devmask; /* devices mapped to this queue */
};
struct hilloopdev {
int hd_flags; /* device state */
int hd_qmask; /* queues this device is mapped to */
struct clist hd_queue; /* event queue for HPUX-style input */
struct selinfo hd_selr; /* process read selecting */
uid_t hd_uid; /* uid of mapping process */
};
/* hd_flags */
#define HIL_ALIVE 0x01 /* device is present */
#define HIL_PSEUDO 0x02 /* device is virtual */
#define HIL_READIN 0x04 /* device using read() input interface */
#define HIL_QUEUEIN 0x08 /* device using shared Q input interface */
#define HIL_OPENED 0x10 /* flag for first open */
#define HIL_NOBLOCK 0x20 /* device is in non-blocking read mode */
#define HIL_ASLEEP 0x40 /* process awaiting input on device */
#define HIL_DERROR 0x80 /* loop has reconfigured, reality altered */
struct hil_softc {
struct hil_dev *hl_addr; /* base of hardware registers */
u_char hl_cmddone; /* */
u_char hl_cmdending; /* */
u_char hl_actdev; /* current input device */
u_char hl_cmddev; /* device to perform command on */
u_char hl_pollbuf[HILBUFSIZE]; /* interrupt time input buffer */
u_char hl_cmdbuf[HILBUFSIZE]; /* */
u_char *hl_pollbp; /* pointer into hl_pollbuf */
u_char *hl_cmdbp; /* pointer into hl_cmdbuf */
struct hiliqueue hl_queue[NHILQ]; /* input queues */
struct hilloopdev hl_device[NHILD]; /* device data */
u_char hl_maxdev; /* number of devices on loop */
u_char hl_kbddev; /* keyboard device on loop */
u_char hl_kbdlang; /* keyboard language */
u_char hl_kbdflags; /* keyboard state */
};
/* hl_kbdflags */
#define KBD_RAW 0x01 /* keyboard is raw */
#define KBD_AR1 0x02 /* keyboard auto-repeat rate 1 */
#define KBD_AR2 0x04 /* keyboard auto-repeat rate 2 */