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Annotation of 43BSDReno/sys/hpdev/hilvar.h, revision 1.1.1.1

1.1       root        1: /*
                      2:  * Copyright (c) 1988 University of Utah.
                      3:  * Copyright (c) 1990 The Regents of the University of California.
                      4:  * All rights reserved.
                      5:  *
                      6:  * This code is derived from software contributed to Berkeley by
                      7:  * the Systems Programming Group of the University of Utah Computer
                      8:  * Science Department.
                      9:  *
                     10:  * Redistribution is only permitted until one year after the first shipment
                     11:  * of 4.4BSD by the Regents.  Otherwise, redistribution and use in source and
                     12:  * binary forms are permitted provided that: (1) source distributions retain
                     13:  * this entire copyright notice and comment, and (2) distributions including
                     14:  * binaries display the following acknowledgement:  This product includes
                     15:  * software developed by the University of California, Berkeley and its
                     16:  * contributors'' in the documentation or other materials provided with the
                     17:  * distribution and in all advertising materials mentioning features or use
                     18:  * of this software.  Neither the name of the University nor the names of
                     19:  * its contributors may be used to endorse or promote products derived from
                     20:  * this software without specific prior written permission.
                     21:  * THIS SOFTWARE IS PROVIDED AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
                     22:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
                     23:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
                     24:  *
                     25:  * from: Utah $Hdr: hilvar.h 1.1 89/08/22$
                     26:  *
                     27:  *     @(#)hilvar.h    7.1 (Berkeley) 5/8/90
                     28:  */
                     29: 
                     30: #ifndef TRUE
                     31: #define TRUE   1
                     32: #define FALSE  0
                     33: #endif
                     34: 
                     35: #define NHILD          8               /* 7 actual + loop pseudo (dev 0) */
                     36: #define NHILQ          8               /* must be <= sizeof(int) */
                     37: 
                     38: #define HILBUFSIZE     40              /* size of interrupt poll buffer */
                     39: #define HILMAXCLIST    1024            /* max chars in clists for HPUX io */
                     40: 
                     41: #define HILLOOPDEV     0               /* loop device index */
                     42: 
                     43: /*
                     44:  * XXX: HPUX minor numbers are of the form "D0" where D is the device number
                     45:  * BSD uses "0D".  For compatibility we accept either.  Maybe we should just
                     46:  * use the HPUX numbering.
                     47:  */
                     48: #define HILUNIT(d)     (((((d)>>4)&7)==0)?((d)&7):(((d)>>4)&7))
                     49: 
                     50: #define        hildevmask(d)   (1 << (d))
                     51: #define        hilqmask(q)     (1 << (q))
                     52: 
                     53: struct hiliqueue {
                     54:        HILQ    *hq_eventqueue;         /* input queue shared with user */
                     55:        struct  proc *hq_procp;         /* process this queue belongs to */
                     56:        char    hq_devmask;             /* devices mapped to this queue */
                     57: };
                     58: 
                     59: struct hilloopdev {
                     60:        int     hd_flags;               /* device state */
                     61:        int     hd_qmask;               /* queues this device is mapped to */
                     62:        struct  clist hd_queue;         /* event queue for HPUX-style input */
                     63:        struct  proc *hd_selr;          /* process read selecting */
                     64:        uid_t   hd_uid;                 /* uid of mapping process */
                     65: };
                     66: 
                     67: /* hd_flags */
                     68: #define        HIL_ALIVE       0x01    /* device is present */
                     69: #define HIL_PSEUDO     0x02    /* device is virtual */
                     70: #define HIL_READIN     0x04    /* device using read() input interface */
                     71: #define HIL_QUEUEIN    0x08    /* device using shared Q input interface */
                     72: #define HIL_SELCOLL    0x10    /* select collision on device */
                     73: #define HIL_NOBLOCK    0x20    /* device is in non-blocking read mode */
                     74: #define HIL_ASLEEP     0x40    /* process awaiting input on device */
                     75: #define HIL_DERROR     0x80    /* loop has reconfigured, reality altered */
                     76: 
                     77: struct hilloop {
                     78:        struct  hil_dev *hl_addr;       /* base of hardware registers */
                     79:        u_char  hl_cmddone;             /* */
                     80:        u_char  hl_cmdending;           /* */
                     81:        u_char  hl_actdev;              /* current input device */
                     82:        u_char  hl_cmddev;              /* device to perform command on */
                     83:        u_char  hl_pollbuf[HILBUFSIZE]; /* interrupt time input buffer */
                     84:        u_char  hl_cmdbuf[HILBUFSIZE];  /* */
                     85:        u_char  *hl_pollbp;             /* pointer into hl_pollbuf */
                     86:        u_char  *hl_cmdbp;              /* pointer into hl_cmdbuf */
                     87:        struct  hiliqueue hl_queue[NHILQ];      /* input queues */
                     88:        struct  hilloopdev hl_device[NHILD];    /* device data */
                     89:        u_char  hl_maxdev;              /* number of devices on loop */
                     90:        u_char  hl_kbddev;              /* keyboard device on loop */
                     91:        u_char  hl_kbdlang;             /* keyboard language */
                     92:        u_char  hl_kbdflags;            /* keyboard state */
                     93: };
                     94: 
                     95: /* hl_kbdflags */
                     96: #define KBD_RAW                0x01            /* keyboard is raw */
                     97: #define KBD_AR1                0x02            /* keyboard auto-repeat rate 1 */
                     98: #define KBD_AR2                0x04            /* keyboard auto-repeat rate 2 */

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