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/* $OpenBSD: itevar.h,v 1.10 2002/03/14 01:26:30 millert Exp $ */
/* $NetBSD: itevar.h,v 1.14 1997/03/31 07:37:27 scottr 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 $Hdr: itevar.h 1.15 92/12/20$
*
* @(#)itevar.h 8.1 (Berkeley) 6/10/93
*/
#ifdef _KERNEL
#define ITEUNIT(dev) minor(dev)
#define getbyte(ip, offset) \
((*(ip)->isw->ite_readbyte)(ip, offset))
#define getword(ip, offset) \
((getbyte(ip, offset) << 8) | getbyte(ip, (offset) + 2))
#define writeglyph(ip, offset, fontbuf) \
((*(ip)->isw->ite_writeglyph)((ip), (offset), (fontbuf)))
struct ite_data {
int flags;
struct tty *tty;
struct itesw *isw;
struct grf_data *grf;
caddr_t regbase, fbbase;
short curx, cury;
short cursorx, cursory;
short cblankx, cblanky;
short rows, cols;
short cpl;
short dheight, dwidth;
short fbheight, fbwidth;
short ftheight, ftwidth;
short fontx, fonty;
short attribute;
u_char *attrbuf;
short planemask;
short pos;
char imode, escape, fpd, hold;
caddr_t devdata; /* display dependent data */
};
struct itesw {
void (*ite_init)(struct ite_data *);
void (*ite_deinit)(struct ite_data *);
void (*ite_clear)(struct ite_data *, int, int, int, int);
void (*ite_putc)(struct ite_data *, int, int, int, int);
void (*ite_cursor)(struct ite_data *, int);
void (*ite_scroll)(struct ite_data *, int, int, int, int);
u_char (*ite_readbyte)(struct ite_data *, int);
void (*ite_writeglyph)(struct ite_data *, u_char *, u_char *);
};
struct ite_softc {
struct device sc_dev; /* generic device info */
struct ite_data *sc_data; /* terminal state info */
struct grf_softc *sc_grf; /* pointer to framebuffer */
};
#endif /* _KERNEL */
/* Flags */
#define ITE_ALIVE 0x01 /* hardware exists */
#define ITE_INITED 0x02 /* device has been initialized */
#define ITE_CONSOLE 0x04 /* device can be console */
#define ITE_ISCONS 0x08 /* device is console */
#define ITE_ACTIVE 0x10 /* device is being used as ITE */
#define ITE_INGRF 0x20 /* device in use as non-ITE */
#define ITE_CURSORON 0x40 /* cursor being tracked */
#define attrloc(ip, y, x) \
(ip->attrbuf + ((y) * ip->cols) + (x))
#define attrclr(ip, sy, sx, h, w) \
bzero(ip->attrbuf + ((sy) * ip->cols) + (sx), (h) * (w))
#define attrmov(ip, sy, sx, dy, dx, h, w) \
bcopy(ip->attrbuf + ((sy) * ip->cols) + (sx), \
ip->attrbuf + ((dy) * ip->cols) + (dx), \
(h) * (w))
#define attrtest(ip, attr) \
((* (u_char *) attrloc(ip, ip->cury, ip->curx)) & attr)
#define attrset(ip, attr) \
((* (u_char *) attrloc(ip, ip->cury, ip->curx)) = attr)
/*
* X and Y location of character 'c' in the framebuffer, in pixels.
*/
#define charX(ip,c) \
(((c) % (ip)->cpl) * (ip)->ftwidth + (ip)->fontx)
#define charY(ip,c) \
(((c) / (ip)->cpl) * (ip)->ftheight + (ip)->fonty)
/*
* The cursor is just an inverted space.
*/
#define draw_cursor(ip) { \
WINDOWMOVER(ip, ip->cblanky, ip->cblankx, \
ip->cury * ip->ftheight, \
ip->curx * ip->ftwidth, \
ip->ftheight, ip->ftwidth, RR_XOR); \
ip->cursorx = ip->curx; \
ip->cursory = ip->cury; }
#define erase_cursor(ip) \
WINDOWMOVER(ip, ip->cblanky, ip->cblankx, \
ip->cursory * ip->ftheight, \
ip->cursorx * ip->ftwidth, \
ip->ftheight, ip->ftwidth, RR_XOR);
/* Character attributes */
#define ATTR_NOR 0x0 /* normal */
#define ATTR_INV 0x1 /* inverse */
#define ATTR_UL 0x2 /* underline */
#define ATTR_ALL (ATTR_INV | ATTR_UL)
/* Keyboard attributes */
#define ATTR_KPAD 0x4 /* keypad transmit */
/* Replacement Rules */
#define RR_CLEAR 0x0
#define RR_COPY 0x3
#define RR_XOR 0x6
#define RR_COPYINVERTED 0xc
#define SCROLL_UP 0x01
#define SCROLL_DOWN 0x02
#define SCROLL_LEFT 0x03
#define SCROLL_RIGHT 0x04
#define DRAW_CURSOR 0x05
#define ERASE_CURSOR 0x06
#define MOVE_CURSOR 0x07
#define KBD_SSHIFT 4 /* bits to shift status */
#define KBD_CHARMASK 0x7F
/* keyboard status */
#define KBD_SMASK 0xF /* service request status mask */
#define KBD_CTRLSHIFT 0x8 /* key + CTRL + SHIFT */
#define KBD_CTRL 0x9 /* key + CTRL */
#define KBD_SHIFT 0xA /* key + SHIFT */
#define KBD_KEY 0xB /* key only */
#define KBD_CAPSLOCK 0x18
#define KBD_EXT_LEFT_DOWN 0x12
#define KBD_EXT_LEFT_UP 0x92
#define KBD_EXT_RIGHT_DOWN 0x13
#define KBD_EXT_RIGHT_UP 0x93
#define TABSIZE 8
#define TABEND(ip) ((ip)->tty ? ((ip)->tty->t_winsize.ws_col - TABSIZE) \
: ((ip)->cols - TABSIZE))
#ifdef _KERNEL
extern struct ite_data ite_cn; /* ite_data for console device */
extern struct ite_data *kbd_ite; /* XXX */
extern struct ite_softc ite_softc[];
extern struct itesw itesw[];
extern int nitesw;
/* ite.c prototypes */
void ite_attach_grf(int, int);
int iteon(struct ite_data *, int);
void iteoff(struct ite_data *, int);
void itefilter(char, char);
void itecninit(struct grf_data *, struct itesw *);
int itecngetc(dev_t);
void itecnputc(dev_t, int);
int ite_major(void);
/* ite_subr.c prototypes */
void ite_fontinfo(struct ite_data *);
void ite_fontinit(struct ite_data *);
u_char ite_readbyte(struct ite_data *, int);
void ite_writeglyph(struct ite_data *, u_char *, u_char *);
#endif
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