[unix-history] / usr / src / sys / pmax / dev / fbreg.h

/*-
* Copyright (c) 1992 The Regents of the University of California.
* All rights reserved.
*
* This code is derived from software contributed to Berkeley by
* Ralph Campbell and Rick Macklem.
*
* %sccs.include.redist.c%
*
*      @(#)fbreg.h     7.3 (Berkeley) %G%
*/

/*
* Data for fb.c generic frame buffer routines that are called by the
* various frame buffer drivers.
*/
struct fbuaccess {
       PM_Info         scrInfo;
       pmEvent         events[PM_MAXEVQ];      
       pmTimeCoord     tcs[MOTION_BUFFER_SIZE];
};

struct pmax_fb {
       int     GraphicsOpen;           /* Open yet? */
       int     initialized;            /* Set up yet? */
       int     isMono;                 /* Monochrome fb? */
       int     row, col;               /* Screen pos for glass tty */
       struct  fbuaccess *fbu;         /* X event stuff */
       char    *fr_addr;               /* Frame buffer address */
       size_t  fr_size;                /* Frame buffer size */
       char    *fr_chipaddr;           /* Base address for chips */
       void    (*posCursor)();         /* Position cursor func */
       void    (*KBDPutc)();           /* Send char to keyboard func */
       dev_t   kbddev;                 /* Device for KBDPutc */
       struct  selinfo selp;           /* Select structure */
};

/*
* Definitions for the Keyboard and mouse.
*/
/*
* Special key values.
*/
#define KEY_R_SHIFT     0xab
#define KEY_SHIFT       0xae
#define KEY_CONTROL     0xaf
#define KEY_R_ALT       0xb2
#define KEY_UP          0xb3
#define KEY_REPEAT      0xb4
#define KEY_F1          0x56
#define KEY_COMMAND     KEY_F1

/*
* Lk201/301 keyboard
*/
#define LK_UPDOWN       0x86            /* bits for setting lk201 modes */
#define LK_AUTODOWN     0x82
#define LK_DOWN         0x80
#define LK_DEFAULTS     0xd3            /* reset mode settings          */
#define LK_AR_ENABLE    0xe3            /* global auto repeat enable    */
#define LK_CL_ENABLE    0x1b            /* keyclick enable              */
#define LK_KBD_ENABLE   0x8b            /* keyboard enable              */
#define LK_BELL_ENABLE  0x23            /* the bell                     */
#define LK_LED_ENABLE   0x13            /* light led                    */
#define LK_LED_DISABLE  0x11            /* turn off led                 */
#define LK_RING_BELL    0xa7            /* ring keyboard bell           */
#define LED_1           0x81            /* led bits                     */
#define LED_2           0x82
#define LED_3           0x84
#define LED_4           0x88
#define LED_ALL         0x8f
#define LK_HELP         0x7c            /* help key                     */
#define LK_DO           0x7d            /* do key                       */
#define LK_KDOWN_ERROR  0x3d            /* key down on powerup error    */
#define LK_POWER_ERROR  0x3e            /* keyboard failure on pwrup tst*/
#define LK_OUTPUT_ERROR 0xb5            /* keystrokes lost during inhbt */
#define LK_INPUT_ERROR  0xb6            /* garbage command to keyboard  */
#define LK_LOWEST       0x56            /* lowest significant keycode   */

/* max volume is 0, lowest is 0x7 */
#define LK_PARAM_VOLUME(v)              (0x80|((v)&0x7))

/* mode command details */
#define LK_CMD_MODE(m,div)              ((m)|((div)<<3))

/*
* Command characters for the mouse.
*/
#define MOUSE_SELF_TEST         'T'
#define MOUSE_INCREMENTAL       'R'

/*
* Mouse output bits.
*
*      MOUSE_START_FRAME       Start of report frame bit.
*      MOUSE_X_SIGN            Sign bit for X.
*      MOUSE_Y_SIGN            Sign bit for Y.
*      MOUSE_X_OFFSET          X offset to start cursor at.
*      MOUSE_Y_OFFSET          Y offset to start cursor at.
*/
#define MOUSE_START_FRAME       0x80
#define MOUSE_X_SIGN            0x10
#define MOUSE_Y_SIGN            0x08

/*
* Definitions for mouse buttons
*/
#define EVENT_LEFT_BUTTON       0x01
#define EVENT_MIDDLE_BUTTON     0x02
#define EVENT_RIGHT_BUTTON      0x03
#define RIGHT_BUTTON            0x01
#define MIDDLE_BUTTON           0x02
#define LEFT_BUTTON             0x04

/*
* Mouse report structure definition
*/
typedef struct {
       char state;                     /* buttons and sign bits        */
       short dx;                       /* delta X since last change    */
       short dy;                       /* delta Y since last change    */
       char byteCount;                 /* mouse report byte count      */
} MouseReport;

/*
* Macro to translate from a time struct to milliseconds.
*/
#define TO_MS(tv) ((tv.tv_sec * 1000) + (tv.tv_usec / 1000))

extern void fbKbdEvent __P((int, struct pmax_fb *));
extern void fbMouseEvent __P((MouseReport *, struct pmax_fb *));
extern void fbMouseButtons __P((MouseReport *, struct pmax_fb *));
extern void fbScroll __P((struct pmax_fb *));
extern void fbPutc __P((dev_t, int));
extern void fbBlitc __P((int, struct pmax_fb *));
extern void fbBlitc __P((int, struct pmax_fb *));
extern int kbdMapChar __P((int));
extern void KBDReset __P((dev_t, void (*)(dev_t, int)));
extern void MouseInit __P((dev_t, void (*)(dev_t, int), int (*)(dev_t)));
extern int KBDGetc __P((void));
extern int tb_kbdmouseconfig __P((struct pmax_fb *));
extern int fbmmap __P((struct pmax_fb *, dev_t, caddr_t, struct proc *));