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      1 /*	$NetBSD: console.h,v 1.3 2008/04/28 20:23:18 martin Exp $	*/
      2 
      3 /*-
      4  * Copyright (c) 2004, 2005 The NetBSD Foundation, Inc.
      5  * All rights reserved.
      6  *
      7  * This code is derived from software contributed to The NetBSD Foundation
      8  * by UCHIYAMA Yasushi.
      9  *
     10  * Redistribution and use in source and binary forms, with or without
     11  * modification, are permitted provided that the following conditions
     12  * are met:
     13  * 1. Redistributions of source code must retain the above copyright
     14  *    notice, this list of conditions and the following disclaimer.
     15  * 2. Redistributions in binary form must reproduce the above copyright
     16  *    notice, this list of conditions and the following disclaimer in the
     17  *    documentation and/or other materials provided with the distribution.
     18  *
     19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     29  * POSSIBILITY OF SUCH DAMAGE.
     30  */
     31 
     32 #define	FB_LINEBYTES	2048
     33 #define	FB_WIDTH	1284
     34 #define	FB_HEIGHT	1024
     35 
     36 #define	CONS_WIDTH	(FB_WIDTH / ROM_FONT_WIDTH)
     37 #define	CONS_HEIGHT	(FB_HEIGHT / ROM_FONT_HEIGHT)
     38 
     39 #define	X_INIT		0
     40 #define	Y_INIT		0
     41 
     42 #define	CONS_FG		0xff
     43 #define	CONS_BG		0x00
     44 
     45 /*
     46  * TR2, TR2A IPL CLUT.
     47  *
     48  * 1	 red
     49  * 2	 green
     50  * 4	 blue
     51  * 8	 yellow
     52  * 16	 cyan
     53  * 32	 magenta
     54  * 64	 light gray
     55  * 128	 dark gray
     56  * 255	 white
     57  * other black
     58  */
     59 
     60 enum console_type {
     61 	CONS_ROM,	/* ROM console I/O */
     62 	CONS_FB_KSEG2,	/* direct fb device access via KSEG2 */
     63 	CONS_FB_KSEG1,	/* direct fb device access via KSEG1 */
     64 	CONS_SIO1,	/* serial console port 1 */
     65 	CONS_SIO2,	/* serial console port 2 */
     66 };
     67 
     68 struct cons {
     69 	void (*init)(void);
     70 	void (*putc)(int, int, int);
     71 	int (*getc)(void);
     72 	int (*scan)(void);
     73 	void (*scroll)(void);
     74 	void (*cursor)(int, int);
     75 	int x, y;
     76 	enum console_type type;
     77 	bool erace_previous_cursor;
     78 	bool cursor_enable;
     79 };
     80 
     81 struct fb {
     82 	uint8_t *fb_addr;
     83 	uint32_t fb_size;
     84 	uint8_t *font_addr;
     85 	bool active;
     86 };
     87 
     88 struct zskbd {
     89 	volatile uint8_t *status;
     90 	volatile uint8_t *data;
     91 	const uint8_t *normal;
     92 	const uint8_t *shift;
     93 	const uint8_t *ctrl;
     94 	const uint8_t *capslock;
     95 	u_int keymap;
     96 	int print;
     97 };
     98 
     99 struct zs {
    100 	volatile uint8_t *csr;
    101 	volatile uint8_t *data;
    102 	int clock;
    103 };
    104 
    105 void fb_set_addr(uint32_t, uint32_t, uint32_t);
    106 void *fb_get_addr(void);
    107 void fb_init(void);
    108 void fb_scroll(void);
    109 void fb_drawchar(int, int, int);
    110 void fb_drawfont(int, int, uint16_t *);
    111 void fb_drawcursor(int, int);
    112 void fb_clear(int, int, int, int, int);
    113 void fb_copy(int, int, int, int, int, int);
    114 void fb_active(bool);
    115 
    116 void zskbd_set_addr(uint32_t, uint32_t);
    117 int zskbd_getc(void);
    118 int zskbd_scan(void);
    119 void zskbd_print_keyscan(int);
    120 
    121 void zs_set_addr(uint32_t, uint32_t, int);
    122 
    123 void cons_rom_scroll(void);
    124 void cons_rom_init(void);
    125 int rom_scan(void);
    126 
    127 enum console_type console_type(void);
    128 void console_init(void);
    129 void console_cursor(bool);
    130 
    131 int cnscan(void);
    132 
    133 extern struct cons cons;
    134 extern struct zskbd zskbd;
    135 extern struct fb fb;
    136 extern struct zs zs;
    137