WebSVN – HelenOS – Diff – /trunk/kernel/genarch/src/fb/fb.c


/*
 * Copyright (C) 2006 Ondrej Palkovsky
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * - Redistributions of source code must retain the above copyright
 *   notice, this list of conditions and the following disclaimer.
 * - 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.
 * - The name of the author may not be used to endorse or promote products
 *   derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
 */
 
/** @addtogroup genarch
 * @{
 */
/** @file
 */
 
#include <genarch/fb/font-8x16.h>
#include <genarch/fb/visuals.h>
#include <genarch/fb/fb.h>
#include <console/chardev.h>
#include <console/console.h>
#include <sysinfo/sysinfo.h>
#include <mm/slab.h>
#include <align.h>
#include <panic.h>
#include <memstr.h>
#include <config.h>
#include <bitops.h>
#include <print.h>
 
#include "helenos.xbm"
 
SPINLOCK_INITIALIZE(fb_lock);
 
static uint8_t *fbaddress = NULL;
 
static uint8_t *blankline = NULL;
static uint8_t *dbbuffer = NULL; /* Buffer for fast scrolling console */
static int dboffset;
 
static unsigned int xres = 0;
static unsigned int yres = 0;
static unsigned int scanline = 0;
static unsigned int pixelbytes = 0;
#ifdef FB_INVERT_COLORS
static bool invert_colors = true;
#else
static bool invert_colors = false;
#endif
 
static unsigned int position = 0;
static unsigned int columns = 0;
static unsigned int rows = 0;
 
#define COL_WIDTH   8
#define ROW_BYTES   (scanline * FONT_SCANLINES)
 
#define BGCOLOR     0x000080
#define FGCOLOR     0xffff00
#define LOGOCOLOR   0x2020b0
 
#define RED(x, bits)    ((x >> (16 + 8 - bits)) & ((1 << bits) - 1))
#define GREEN(x, bits)  ((x >> (8 + 8 - bits)) & ((1 << bits) - 1))
#define BLUE(x, bits)   ((x >> (8 - bits)) & ((1 << bits) - 1))
 
#define POINTPOS(x, y)  ((y) * scanline + (x) * pixelbytes)
 
/***************************************************************/
/* Pixel specific fuctions */
 
static void (*rgb2scr)(void *, int);
static int (*scr2rgb)(void *);
 
static inline int COLOR(int color)
{
    return invert_colors ? ~color : color;
}
 
/* Conversion routines between different color representations */
static void rgb_byte0888(void *dst, int rgb)
{
    *((int *) dst) = rgb;
}
 
static int byte0888_rgb(void *src)
{
    return (*((int *) src)) & 0xffffff;
}
 
static void bgr_byte0888(void *dst, int rgb)
{
    *((uint32_t *) dst) = BLUE(rgb, 8) << 16 | GREEN(rgb, 8) << 8 | RED(rgb, 8);
}
 
static int byte0888_bgr(void *src)
{
    int color = *(uint32_t *)(src);
    return ((color & 0xff) << 16) | (((color >> 8) & 0xff) << 8) | ((color >> 16) & 0xff);
}
 
static void rgb_byte888(void *dst, int rgb)
{
    uint8_t *scr = dst;
#if defined(FB_INVERT_ENDIAN)
    scr[0] = RED(rgb, 8);
    scr[1] = GREEN(rgb, 8);
    scr[2] = BLUE(rgb, 8);
#else
    scr[2] = RED(rgb, 8);
    scr[1] = GREEN(rgb, 8);
    scr[0] = BLUE(rgb, 8);
#endif
}
 
static int byte888_rgb(void *src)
{
    uint8_t *scr = src;
#if defined(FB_INVERT_ENDIAN)
    return scr[0] << 16 | scr[1] << 8 | scr[2];
#else
    return scr[2] << 16 | scr[1] << 8 | scr[0];
#endif  
}
 
/**  16-bit depth (5:5:5) */
static void rgb_byte555(void *dst, int rgb)
{
    /* 5-bit, 5-bits, 5-bits */
    *((uint16_t *) dst) = RED(rgb, 5) << 10 | GREEN(rgb, 5) << 5 | BLUE(rgb, 5);
}
 
/** 16-bit depth (5:5:5) */
static int byte555_rgb(void *src)
{
    int color = *(uint16_t *)(src);
    return (((color >> 10) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x1f) << (8 + 3)) | ((color & 0x1f) << 3);
}
 
/**  16-bit depth (5:6:5) */
static void rgb_byte565(void *dst, int rgb)
{
    /* 5-bit, 6-bits, 5-bits */
    *((uint16_t *) dst) = RED(rgb, 5) << 11 | GREEN(rgb, 6) << 5 | BLUE(rgb, 5);
}
 
/** 16-bit depth (5:6:5) */
static int byte565_rgb(void *src)
{
    int color = *(uint16_t *)(src);
    return (((color >> 11) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3);
}
 
/** Put pixel - 8-bit depth (color palette/3:2:3)
 *
 * Even though we try 3:2:3 color scheme here, an 8-bit framebuffer
 * will most likely use a color palette. The color appearance
 * will be pretty random and depend on the default installed
 * palette. This could be fixed by supporting custom palette
 * and setting it to simulate the 8-bit truecolor.
 */
static void rgb_byte8(void *dst, int rgb)
{
    *((uint8_t *) dst) = RED(rgb, 3) << 5 | GREEN(rgb, 2) << 3 | BLUE(rgb, 3);
}
 
/** Return pixel color - 8-bit depth (color palette/3:2:3)
 *
 * See the comment for rgb_byte().
 */
static int byte8_rgb(void *src)
{
    int color = *(uint8_t *)src;
    return (((color >> 5) & 0x7) << (16 + 5)) | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5);
}
 
static void putpixel(unsigned int x, unsigned int y, int color)
{
    (*rgb2scr)(&fbaddress[POINTPOS(x, y)], COLOR(color));
 
    if (dbbuffer) {
        int dline = (y + dboffset) % yres;
        (*rgb2scr)(&dbbuffer[POINTPOS(x, dline)], COLOR(color));
    }
}
 
/** Get pixel from viewport */
static int getpixel(unsigned int x, unsigned int y)
{
    if (dbbuffer) {
        int dline = (y + dboffset) % yres;
        return COLOR((*scr2rgb)(&dbbuffer[POINTPOS(x, dline)]));
    }
    return COLOR((*scr2rgb)(&fbaddress[POINTPOS(x, y)]));
}
 
 
/** Fill screen with background color */
static void clear_screen(void)
{
    unsigned int y;
 
    for (y = 0; y < yres; y++) {
        memcpy(&fbaddress[scanline * y], blankline, xres * pixelbytes);
        if (dbbuffer)
            memcpy(&dbbuffer[scanline * y], blankline, xres * pixelbytes);
    }
}
 
 
/** Scroll screen one row up */
static void scroll_screen(void)
{
    uint8_t *lastline = &fbaddress[(rows - 1) * ROW_BYTES];
    int firstsz;
 
    if (dbbuffer) {
        memcpy(&dbbuffer[dboffset * scanline], blankline, ROW_BYTES);
       
        dboffset = (dboffset + FONT_SCANLINES) % yres;
        firstsz = yres - dboffset;
 
        memcpy(fbaddress, &dbbuffer[scanline * dboffset], firstsz * scanline);
        memcpy(&fbaddress[firstsz * scanline], dbbuffer, dboffset * scanline);
    } else {
        memcpy((void *) fbaddress, (void *) &fbaddress[ROW_BYTES], scanline * yres - ROW_BYTES);
        /* Clear last row */
        memcpy((void *) lastline, (void *) blankline, ROW_BYTES);
    }
}
 
 
static void invert_pixel(unsigned int x, unsigned int y)
{
    putpixel(x, y, ~getpixel(x, y));
}
 
 
/** Draw one line of glyph at a given position */
static void draw_glyph_line(unsigned int glline, unsigned int x, unsigned int y)
{
    unsigned int i;
 
    for (i = 0; i < 8; i++)
        if (glline & (1 << (7 - i))) {
            putpixel(x + i, y, FGCOLOR);
        } else
            putpixel(x + i, y, BGCOLOR);
}
 
/***************************************************************/
/* Character-console functions */
 
/** Draw character at given position */
static void draw_glyph(uint8_t glyph, unsigned int col, unsigned int row)
{
    unsigned int y;
 
    for (y = 0; y < FONT_SCANLINES; y++)
        draw_glyph_line(fb_font[glyph * FONT_SCANLINES + y], col * COL_WIDTH, row * FONT_SCANLINES + y);
}
 
/** Invert character at given position */
static void invert_char(unsigned int col, unsigned int row)
{
    unsigned int x;
    unsigned int y;
 
    for (x = 0; x < COL_WIDTH; x++)
        for (y = 0; y < FONT_SCANLINES; y++)
            invert_pixel(col * COL_WIDTH + x, row * FONT_SCANLINES + y);
}
 
/** Draw character at default position */
static void draw_char(char chr)
{
    draw_glyph(chr, position % columns, position / columns);
}
 
static void draw_logo(unsigned int startx, unsigned int starty)
{
    unsigned int x;
    unsigned int y;
    unsigned int byte;
    unsigned int rowbytes;
 
    rowbytes = (helenos_width - 1) / 8 + 1;
 
    for (y = 0; y < helenos_height; y++)
        for (x = 0; x < helenos_width; x++) {
            byte = helenos_bits[rowbytes * y + x / 8];
            byte >>= x % 8;
            if (byte & 1)
                putpixel(startx + x, starty + y, COLOR(LOGOCOLOR));
        }
}
 
/***************************************************************/
/* Stdout specific functions */
 
static void invert_cursor(void)
{
    invert_char(position % columns, position / columns);
}
 
/** Print character to screen
 *
 *  Emulate basic terminal commands
 */
static void fb_putchar(chardev_t *dev, char ch)
{
    spinlock_lock(&fb_lock);
   
    switch (ch) {
    case '\n':
        invert_cursor();
        position += columns;
        position -= position % columns;
        break;
    case '\r':
        invert_cursor();
        position -= position % columns;
        break;
    case '\b':
        invert_cursor();
        if (position % columns)
            position--;
        break;
    case '\t':
        invert_cursor();
        do {
            draw_char(' ');
            position++;
        } while ((position % 8) && position < columns * rows);
        break;
    default:
        draw_char(ch);
        position++;
    }
   
    if (position >= columns * rows) {
        position -= columns;
        scroll_screen();
    }
   
    invert_cursor();
   
    spinlock_unlock(&fb_lock);
}
 
static chardev_t framebuffer;
static chardev_operations_t fb_ops = {
    .write = fb_putchar,
};
 
 
/** Initialize framebuffer as a chardev output device
 *
 * @param addr   Physical address of the framebuffer
 * @param x      Screen width in pixels
 * @param y      Screen height in pixels
 * @param scan   Bytes per one scanline
 * @param visual Color model
 *
 */
void fb_init(uintptr_t addr, unsigned int x, unsigned int y, unsigned int scan, unsigned int visual)
{
    switch (visual) {
    case VISUAL_INDIRECT_8:
        rgb2scr = rgb_byte8;
        scr2rgb = byte8_rgb;
        pixelbytes = 1;
        break;
    case VISUAL_RGB_5_5_5:
        rgb2scr = rgb_byte555;
        scr2rgb = byte555_rgb;
        pixelbytes = 2;
        break;
    case VISUAL_RGB_5_6_5:
        rgb2scr = rgb_byte565;
        scr2rgb = byte565_rgb;
        pixelbytes = 2;
        break;
    case VISUAL_RGB_8_8_8:
        rgb2scr = rgb_byte888;
        scr2rgb = byte888_rgb;
        pixelbytes = 3;
        break;
    case VISUAL_RGB_8_8_8_0:
        rgb2scr = rgb_byte888;
        scr2rgb = byte888_rgb;
        pixelbytes = 4;
        break;
    case VISUAL_RGB_0_8_8_8:
        rgb2scr = rgb_byte0888;
        scr2rgb = byte0888_rgb;
        pixelbytes = 4;
        break;
    case VISUAL_BGR_0_8_8_8:
        rgb2scr = bgr_byte0888;
        scr2rgb = byte0888_bgr;
        pixelbytes = 4;
        break;
    default:
        panic("Unsupported visual.\n");
    }
   
    unsigned int fbsize = scan * y;
   
    /* Map the framebuffer */
    fbaddress = (uint8_t *) hw_map((uintptr_t) addr, fbsize);
   
    xres = x;
    yres = y;
    scanline = scan;
   
    rows = y / FONT_SCANLINES;
    columns = x / COL_WIDTH;
 
    sysinfo_set_item_val("fb", NULL, true);
    sysinfo_set_item_val("fb.kind", NULL, 1);
    sysinfo_set_item_val("fb.width", NULL, xres);
    sysinfo_set_item_val("fb.height", NULL, yres);
    sysinfo_set_item_val("fb.scanline", NULL, scan);
    sysinfo_set_item_val("fb.visual", NULL, visual);
    sysinfo_set_item_val("fb.address.physical", NULL, addr);
    sysinfo_set_item_val("fb.invert-colors", NULL, invert_colors);
 
    /* Allocate double buffer */
    unsigned int order = fnzb(SIZE2FRAMES(ALIGN_UP(fbsize, FRAME_SIZE))) + 1;
    dbbuffer = (uint8_t * ) frame_alloc(order, FRAME_ATOMIC | FRAME_KA);
    if (!dbbuffer)
        printf("Failed to allocate scroll buffer.\n");
    dboffset = 0;
 
    /* Initialized blank line */
    blankline = (uint8_t *) malloc(ROW_BYTES, FRAME_ATOMIC);
    if (!blankline)
        panic("Failed to allocate blank line for framebuffer.");
    for (y = 0; y < FONT_SCANLINES; y++)
        for (x = 0; x < xres; x++)
            (*rgb2scr)(&blankline[POINTPOS(x, y)], COLOR(BGCOLOR));
   
    clear_screen();
 
    /* Update size of screen to match text area */
    yres = rows * FONT_SCANLINES;
 
    draw_logo(xres - helenos_width, 0);
    invert_cursor();
 
    chardev_initialize("fb", &framebuffer, &fb_ops);
    stdout = &framebuffer;
}
 
/** @}
 */
 

Rev 1993	Rev 1994
1	/*	1	/*
2	* Copyright (C) 2006 Ondrej Palkovsky	2	* Copyright (C) 2006 Ondrej Palkovsky
3	* All rights reserved.	3	* All rights reserved.
4	*	4	*
5	* Redistribution and use in source and binary forms, with or without	5	* Redistribution and use in source and binary forms, with or without
6	* modification, are permitted provided that the following conditions	6	* modification, are permitted provided that the following conditions
7	* are met:	7	* are met:
8	*	8	*
9	* - Redistributions of source code must retain the above copyright	9	* - Redistributions of source code must retain the above copyright
10	* notice, this list of conditions and the following disclaimer.	10	* notice, this list of conditions and the following disclaimer.
11	* - Redistributions in binary form must reproduce the above copyright	11	* - Redistributions in binary form must reproduce the above copyright
12	* notice, this list of conditions and the following disclaimer in the	12	* notice, this list of conditions and the following disclaimer in the
13	* documentation and/or other materials provided with the distribution.	13	* documentation and/or other materials provided with the distribution.
14	* - The name of the author may not be used to endorse or promote products	14	* - The name of the author may not be used to endorse or promote products
15	* derived from this software without specific prior written permission.	15	* derived from this software without specific prior written permission.
16	*	16	*
17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR	17	* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES	18	* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.	19	* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,	20	* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT	21	* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,	22	* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY	23	* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT	24	* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF	25	* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.	26	* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27	*/	27	*/
28		28
29	/** @addtogroup genarch	29	/** @addtogroup genarch
30	* @{	30	* @{
31	*/	31	*/
32	/** @file	32	/** @file
33	*/	33	*/
34		34
35	#include <genarch/fb/font-8x16.h>	35	#include <genarch/fb/font-8x16.h>
36	#include <genarch/fb/visuals.h>	36	#include <genarch/fb/visuals.h>
37	#include <genarch/fb/fb.h>	37	#include <genarch/fb/fb.h>
38	#include <console/chardev.h>	38	#include <console/chardev.h>
39	#include <console/console.h>	39	#include <console/console.h>
40	#include <sysinfo/sysinfo.h>	40	#include <sysinfo/sysinfo.h>
41	#include <mm/slab.h>	41	#include <mm/slab.h>
42	#include <align.h>	42	#include <align.h>
43	#include <panic.h>	43	#include <panic.h>
44	#include <memstr.h>	44	#include <memstr.h>
45	#include <config.h>	45	#include <config.h>
46	#include <bitops.h>	46	#include <bitops.h>
47	#include <print.h>	47	#include <print.h>
48		48
49	#include "helenos.xbm"	49	#include "helenos.xbm"
50		50
51	SPINLOCK_INITIALIZE(fb_lock);	51	SPINLOCK_INITIALIZE(fb_lock);
52		52
53	static uint8_t *fbaddress = NULL;	53	static uint8_t *fbaddress = NULL;
54		54
55	static uint8_t *blankline = NULL;	55	static uint8_t *blankline = NULL;
56	static uint8_t dbbuffer = NULL; / Buffer for fast scrolling console */	56	static uint8_t dbbuffer = NULL; / Buffer for fast scrolling console */
57	static int dboffset;	57	static int dboffset;
58		58
59	static unsigned int xres = 0;	59	static unsigned int xres = 0;
60	static unsigned int yres = 0;	60	static unsigned int yres = 0;
61	static unsigned int scanline = 0;	61	static unsigned int scanline = 0;
62	static unsigned int pixelbytes = 0;	62	static unsigned int pixelbytes = 0;
63	#ifdef FB_INVERT_COLORS	63	#ifdef FB_INVERT_COLORS
64	static bool invert_colors = true;	64	static bool invert_colors = true;
65	#else	65	#else
66	static bool invert_colors = false;	66	static bool invert_colors = false;
67	#endif	67	#endif
68		68
69	static unsigned int position = 0;	69	static unsigned int position = 0;
70	static unsigned int columns = 0;	70	static unsigned int columns = 0;
71	static unsigned int rows = 0;	71	static unsigned int rows = 0;
72		72
73	#define COL_WIDTH 8	73	#define COL_WIDTH 8
74	#define ROW_BYTES (scanline * FONT_SCANLINES)	74	#define ROW_BYTES (scanline * FONT_SCANLINES)
75		75
76	#define BGCOLOR 0x000080	76	#define BGCOLOR 0x000080
77	#define FGCOLOR 0xffff00	77	#define FGCOLOR 0xffff00
78	#define LOGOCOLOR 0x2020b0	78	#define LOGOCOLOR 0x2020b0
79		79
80	#define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1))	80	#define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1))
81	#define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1))	81	#define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1))
82	#define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1))	82	#define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1))
83		83
84	#define POINTPOS(x, y) ((y) * scanline + (x) * pixelbytes)	84	#define POINTPOS(x, y) ((y) * scanline + (x) * pixelbytes)
85		85
86	/***************************************************************/	86	/***************************************************************/
87	/* Pixel specific fuctions */	87	/* Pixel specific fuctions */
88		88
89	static void (rgb2scr)(void , int);	89	static void (rgb2scr)(void , int);
90	static int (scr2rgb)(void );	90	static int (scr2rgb)(void );
91		91
92	static inline int COLOR(int color)	92	static inline int COLOR(int color)
93	{	93	{
94	return invert_colors ? ~color : color;	94	return invert_colors ? ~color : color;
95	}	95	}
96		96
97	/* Conversion routines between different color representations */	97	/* Conversion routines between different color representations */
98	static void rgb_byte0888(void *dst, int rgb)	98	static void rgb_byte0888(void *dst, int rgb)
99	{	99	{
100	((int ) dst) = rgb;	100	((int ) dst) = rgb;
101	}	101	}
102		102
103	static int byte0888_rgb(void *src)	103	static int byte0888_rgb(void *src)
104	{	104	{
105	return (((int ) src)) & 0xffffff;	105	return (((int ) src)) & 0xffffff;
106	}	106	}
107		107
-		108	static void bgr_byte0888(void *dst, int rgb)
-		109	{
-		110	((uint32_t ) dst) = BLUE(rgb, 8) << 16 \| GREEN(rgb, 8) << 8 \| RED(rgb, 8);
-		111	}
-		112
-		113	static int byte0888_bgr(void *src)
-		114	{
-		115	int color = (uint32_t )(src);
-		116	return ((color & 0xff) << 16) \| (((color >> 8) & 0xff) << 8) \| ((color >> 16) & 0xff);
-		117	}
-		118
108	static void rgb_byte888(void *dst, int rgb)	119	static void rgb_byte888(void *dst, int rgb)
109	{	120	{
110	uint8_t *scr = dst;	121	uint8_t *scr = dst;
111	#if defined(FB_INVERT_ENDIAN)	122	#if defined(FB_INVERT_ENDIAN)
112	scr[0] = RED(rgb, 8);	123	scr[0] = RED(rgb, 8);
113	scr[1] = GREEN(rgb, 8);	124	scr[1] = GREEN(rgb, 8);
114	scr[2] = BLUE(rgb, 8);	125	scr[2] = BLUE(rgb, 8);
115	#else	126	#else
116	scr[2] = RED(rgb, 8);	127	scr[2] = RED(rgb, 8);
117	scr[1] = GREEN(rgb, 8);	128	scr[1] = GREEN(rgb, 8);
118	scr[0] = BLUE(rgb, 8);	129	scr[0] = BLUE(rgb, 8);
119	#endif	130	#endif
120	}	131	}
121		132
122	static int byte888_rgb(void *src)	133	static int byte888_rgb(void *src)
123	{	134	{
124	uint8_t *scr = src;	135	uint8_t *scr = src;
125	#if defined(FB_INVERT_ENDIAN)	136	#if defined(FB_INVERT_ENDIAN)
126	return scr[0] << 16 \| scr[1] << 8 \| scr[2];	137	return scr[0] << 16 \| scr[1] << 8 \| scr[2];
127	#else	138	#else
128	return scr[2] << 16 \| scr[1] << 8 \| scr[0];	139	return scr[2] << 16 \| scr[1] << 8 \| scr[0];
129	#endif	140	#endif
130	}	141	}
131		142
132	/** 16-bit depth (5:5:5) */	143	/** 16-bit depth (5:5:5) */
133	static void rgb_byte555(void *dst, int rgb)	144	static void rgb_byte555(void *dst, int rgb)
134	{	145	{
135	/* 5-bit, 5-bits, 5-bits */	146	/* 5-bit, 5-bits, 5-bits */
136	((uint16_t ) dst) = RED(rgb, 5) << 10 \| GREEN(rgb, 5) << 5 \| BLUE(rgb, 5);	147	((uint16_t ) dst) = RED(rgb, 5) << 10 \| GREEN(rgb, 5) << 5 \| BLUE(rgb, 5);
137	}	148	}
138		149
139	/** 16-bit depth (5:5:5) */	150	/** 16-bit depth (5:5:5) */
140	static int byte555_rgb(void *src)	151	static int byte555_rgb(void *src)
141	{	152	{
142	int color = (uint16_t )(src);	153	int color = (uint16_t )(src);
143	return (((color >> 10) & 0x1f) << (16 + 3)) \| (((color >> 5) & 0x1f) << (8 + 3)) \| ((color & 0x1f) << 3);	154	return (((color >> 10) & 0x1f) << (16 + 3)) \| (((color >> 5) & 0x1f) << (8 + 3)) \| ((color & 0x1f) << 3);
144	}	155	}
145		156
146	/** 16-bit depth (5:6:5) */	157	/** 16-bit depth (5:6:5) */
147	static void rgb_byte565(void *dst, int rgb)	158	static void rgb_byte565(void *dst, int rgb)
148	{	159	{
149	/* 5-bit, 6-bits, 5-bits */	160	/* 5-bit, 6-bits, 5-bits */
150	((uint16_t ) dst) = RED(rgb, 5) << 11 \| GREEN(rgb, 6) << 5 \| BLUE(rgb, 5);	161	((uint16_t ) dst) = RED(rgb, 5) << 11 \| GREEN(rgb, 6) << 5 \| BLUE(rgb, 5);
151	}	162	}
152		163
153	/** 16-bit depth (5:6:5) */	164	/** 16-bit depth (5:6:5) */
154	static int byte565_rgb(void *src)	165	static int byte565_rgb(void *src)
155	{	166	{
156	int color = (uint16_t )(src);	167	int color = (uint16_t )(src);
157	return (((color >> 11) & 0x1f) << (16 + 3)) \| (((color >> 5) & 0x3f) << (8 + 2)) \| ((color & 0x1f) << 3);	168	return (((color >> 11) & 0x1f) << (16 + 3)) \| (((color >> 5) & 0x3f) << (8 + 2)) \| ((color & 0x1f) << 3);
158	}	169	}
159		170
160	/** Put pixel - 8-bit depth (color palette/3:2:3)	171	/** Put pixel - 8-bit depth (color palette/3:2:3)
161	*	172	*
162	* Even though we try 3:2:3 color scheme here, an 8-bit framebuffer	173	* Even though we try 3:2:3 color scheme here, an 8-bit framebuffer
163	* will most likely use a color palette. The color appearance	174	* will most likely use a color palette. The color appearance
164	* will be pretty random and depend on the default installed	175	* will be pretty random and depend on the default installed
165	* palette. This could be fixed by supporting custom palette	176	* palette. This could be fixed by supporting custom palette
166	* and setting it to simulate the 8-bit truecolor.	177	* and setting it to simulate the 8-bit truecolor.
167	*/	178	*/
168	static void rgb_byte8(void *dst, int rgb)	179	static void rgb_byte8(void *dst, int rgb)
169	{	180	{
170	((uint8_t ) dst) = RED(rgb, 3) << 5 \| GREEN(rgb, 2) << 3 \| BLUE(rgb, 3);	181	((uint8_t ) dst) = RED(rgb, 3) << 5 \| GREEN(rgb, 2) << 3 \| BLUE(rgb, 3);
171	}	182	}
172		183
173	/** Return pixel color - 8-bit depth (color palette/3:2:3)	184	/** Return pixel color - 8-bit depth (color palette/3:2:3)
174	*	185	*
175	* See the comment for rgb_byte().	186	* See the comment for rgb_byte().
176	*/	187	*/
177	static int byte8_rgb(void *src)	188	static int byte8_rgb(void *src)
178	{	189	{
179	int color = (uint8_t )src;	190	int color = (uint8_t )src;
180	return (((color >> 5) & 0x7) << (16 + 5)) \| (((color >> 3) & 0x3) << (8 + 6)) \| ((color & 0x7) << 5);	191	return (((color >> 5) & 0x7) << (16 + 5)) \| (((color >> 3) & 0x3) << (8 + 6)) \| ((color & 0x7) << 5);
181	}	192	}
182		193
183	static void putpixel(unsigned int x, unsigned int y, int color)	194	static void putpixel(unsigned int x, unsigned int y, int color)
184	{	195	{
185	(*rgb2scr)(&fbaddress[POINTPOS(x, y)], COLOR(color));	196	(*rgb2scr)(&fbaddress[POINTPOS(x, y)], COLOR(color));
186		197
187	if (dbbuffer) {	198	if (dbbuffer) {
188	int dline = (y + dboffset) % yres;	199	int dline = (y + dboffset) % yres;
189	(*rgb2scr)(&dbbuffer[POINTPOS(x, dline)], COLOR(color));	200	(*rgb2scr)(&dbbuffer[POINTPOS(x, dline)], COLOR(color));
190	}	201	}
191	}	202	}
192		203
193	/** Get pixel from viewport */	204	/** Get pixel from viewport */
194	static int getpixel(unsigned int x, unsigned int y)	205	static int getpixel(unsigned int x, unsigned int y)
195	{	206	{
196	if (dbbuffer) {	207	if (dbbuffer) {
197	int dline = (y + dboffset) % yres;	208	int dline = (y + dboffset) % yres;
198	return COLOR((*scr2rgb)(&dbbuffer[POINTPOS(x, dline)]));	209	return COLOR((*scr2rgb)(&dbbuffer[POINTPOS(x, dline)]));
199	}	210	}
200	return COLOR((*scr2rgb)(&fbaddress[POINTPOS(x, y)]));	211	return COLOR((*scr2rgb)(&fbaddress[POINTPOS(x, y)]));
201	}	212	}
202		213
203		214
204	/** Fill screen with background color */	215	/** Fill screen with background color */
205	static void clear_screen(void)	216	static void clear_screen(void)
206	{	217	{
207	unsigned int y;	218	unsigned int y;
208		219
209	for (y = 0; y < yres; y++) {	220	for (y = 0; y < yres; y++) {
210	memcpy(&fbaddress[scanline * y], blankline, xres * pixelbytes);	221	memcpy(&fbaddress[scanline * y], blankline, xres * pixelbytes);
211	if (dbbuffer)	222	if (dbbuffer)
212	memcpy(&dbbuffer[scanline * y], blankline, xres * pixelbytes);	223	memcpy(&dbbuffer[scanline * y], blankline, xres * pixelbytes);
213	}	224	}
214	}	225	}
215		226
216		227
217	/** Scroll screen one row up */	228	/** Scroll screen one row up */
218	static void scroll_screen(void)	229	static void scroll_screen(void)
219	{	230	{
220	uint8_t lastline = &fbaddress[(rows - 1) ROW_BYTES];	231	uint8_t lastline = &fbaddress[(rows - 1) ROW_BYTES];
221	int firstsz;	232	int firstsz;
222		233
223	if (dbbuffer) {	234	if (dbbuffer) {
224	memcpy(&dbbuffer[dboffset * scanline], blankline, ROW_BYTES);	235	memcpy(&dbbuffer[dboffset * scanline], blankline, ROW_BYTES);
225		236
226	dboffset = (dboffset + FONT_SCANLINES) % yres;	237	dboffset = (dboffset + FONT_SCANLINES) % yres;
227	firstsz = yres - dboffset;	238	firstsz = yres - dboffset;
228		239
229	memcpy(fbaddress, &dbbuffer[scanline * dboffset], firstsz * scanline);	240	memcpy(fbaddress, &dbbuffer[scanline * dboffset], firstsz * scanline);
230	memcpy(&fbaddress[firstsz * scanline], dbbuffer, dboffset * scanline);	241	memcpy(&fbaddress[firstsz * scanline], dbbuffer, dboffset * scanline);
231	} else {	242	} else {
232	memcpy((void ) fbaddress, (void ) &fbaddress[ROW_BYTES], scanline * yres - ROW_BYTES);	243	memcpy((void ) fbaddress, (void ) &fbaddress[ROW_BYTES], scanline * yres - ROW_BYTES);
233	/* Clear last row */	244	/* Clear last row */
234	memcpy((void ) lastline, (void ) blankline, ROW_BYTES);	245	memcpy((void ) lastline, (void ) blankline, ROW_BYTES);
235	}	246	}
236	}	247	}
237		248
238		249
239	static void invert_pixel(unsigned int x, unsigned int y)	250	static void invert_pixel(unsigned int x, unsigned int y)
240	{	251	{
241	putpixel(x, y, ~getpixel(x, y));	252	putpixel(x, y, ~getpixel(x, y));
242	}	253	}
243		254
244		255
245	/** Draw one line of glyph at a given position */	256	/** Draw one line of glyph at a given position */
246	static void draw_glyph_line(unsigned int glline, unsigned int x, unsigned int y)	257	static void draw_glyph_line(unsigned int glline, unsigned int x, unsigned int y)
247	{	258	{
248	unsigned int i;	259	unsigned int i;
249		260
250	for (i = 0; i < 8; i++)	261	for (i = 0; i < 8; i++)
251	if (glline & (1 << (7 - i))) {	262	if (glline & (1 << (7 - i))) {
252	putpixel(x + i, y, FGCOLOR);	263	putpixel(x + i, y, FGCOLOR);
253	} else	264	} else
254	putpixel(x + i, y, BGCOLOR);	265	putpixel(x + i, y, BGCOLOR);
255	}	266	}
256		267
257	/***************************************************************/	268	/***************************************************************/
258	/* Character-console functions */	269	/* Character-console functions */
259		270
260	/** Draw character at given position */	271	/** Draw character at given position */
261	static void draw_glyph(uint8_t glyph, unsigned int col, unsigned int row)	272	static void draw_glyph(uint8_t glyph, unsigned int col, unsigned int row)
262	{	273	{
263	unsigned int y;	274	unsigned int y;
264		275
265	for (y = 0; y < FONT_SCANLINES; y++)	276	for (y = 0; y < FONT_SCANLINES; y++)
266	draw_glyph_line(fb_font[glyph * FONT_SCANLINES + y], col * COL_WIDTH, row * FONT_SCANLINES + y);	277	draw_glyph_line(fb_font[glyph * FONT_SCANLINES + y], col * COL_WIDTH, row * FONT_SCANLINES + y);
267	}	278	}
268		279
269	/** Invert character at given position */	280	/** Invert character at given position */
270	static void invert_char(unsigned int col, unsigned int row)	281	static void invert_char(unsigned int col, unsigned int row)
271	{	282	{
272	unsigned int x;	283	unsigned int x;
273	unsigned int y;	284	unsigned int y;
274		285
275	for (x = 0; x < COL_WIDTH; x++)	286	for (x = 0; x < COL_WIDTH; x++)
276	for (y = 0; y < FONT_SCANLINES; y++)	287	for (y = 0; y < FONT_SCANLINES; y++)
277	invert_pixel(col * COL_WIDTH + x, row * FONT_SCANLINES + y);	288	invert_pixel(col * COL_WIDTH + x, row * FONT_SCANLINES + y);
278	}	289	}
279		290
280	/** Draw character at default position */	291	/** Draw character at default position */
281	static void draw_char(char chr)	292	static void draw_char(char chr)
282	{	293	{
283	draw_glyph(chr, position % columns, position / columns);	294	draw_glyph(chr, position % columns, position / columns);
284	}	295	}
285		296
286	static void draw_logo(unsigned int startx, unsigned int starty)	297	static void draw_logo(unsigned int startx, unsigned int starty)
287	{	298	{
288	unsigned int x;	299	unsigned int x;
289	unsigned int y;	300	unsigned int y;
290	unsigned int byte;	301	unsigned int byte;
291	unsigned int rowbytes;	302	unsigned int rowbytes;
292		303
293	rowbytes = (helenos_width - 1) / 8 + 1;	304	rowbytes = (helenos_width - 1) / 8 + 1;
294		305
295	for (y = 0; y < helenos_height; y++)	306	for (y = 0; y < helenos_height; y++)
296	for (x = 0; x < helenos_width; x++) {	307	for (x = 0; x < helenos_width; x++) {
297	byte = helenos_bits[rowbytes * y + x / 8];	308	byte = helenos_bits[rowbytes * y + x / 8];
298	byte >>= x % 8;	309	byte >>= x % 8;
299	if (byte & 1)	310	if (byte & 1)
300	putpixel(startx + x, starty + y, COLOR(LOGOCOLOR));	311	putpixel(startx + x, starty + y, COLOR(LOGOCOLOR));
301	}	312	}
302	}	313	}
303		314
304	/***************************************************************/	315	/***************************************************************/
305	/* Stdout specific functions */	316	/* Stdout specific functions */
306		317
307	static void invert_cursor(void)	318	static void invert_cursor(void)
308	{	319	{
309	invert_char(position % columns, position / columns);	320	invert_char(position % columns, position / columns);
310	}	321	}
311		322
312	/** Print character to screen	323	/** Print character to screen
313	*	324	*
314	* Emulate basic terminal commands	325	* Emulate basic terminal commands
315	*/	326	*/
316	static void fb_putchar(chardev_t *dev, char ch)	327	static void fb_putchar(chardev_t *dev, char ch)
317	{	328	{
318	spinlock_lock(&fb_lock);	329	spinlock_lock(&fb_lock);
319		330
320	switch (ch) {	331	switch (ch) {
321	case '\n':	332	case '\n':
322	invert_cursor();	333	invert_cursor();
323	position += columns;	334	position += columns;
324	position -= position % columns;	335	position -= position % columns;
325	break;	336	break;
326	case '\r':	337	case '\r':
327	invert_cursor();	338	invert_cursor();
328	position -= position % columns;	339	position -= position % columns;
329	break;	340	break;
330	case '\b':	341	case '\b':
331	invert_cursor();	342	invert_cursor();
332	if (position % columns)	343	if (position % columns)
333	position--;	344	position--;
334	break;	345	break;
335	case '\t':	346	case '\t':
336	invert_cursor();	347	invert_cursor();
337	do {	348	do {
338	draw_char(' ');	349	draw_char(' ');
339	position++;	350	position++;
340	} while ((position % 8) && position < columns * rows);	351	} while ((position % 8) && position < columns * rows);
341	break;	352	break;
342	default:	353	default:
343	draw_char(ch);	354	draw_char(ch);
344	position++;	355	position++;
345	}	356	}
346		357
347	if (position >= columns * rows) {	358	if (position >= columns * rows) {
348	position -= columns;	359	position -= columns;
349	scroll_screen();	360	scroll_screen();
350	}	361	}
351		362
352	invert_cursor();	363	invert_cursor();
353		364
354	spinlock_unlock(&fb_lock);	365	spinlock_unlock(&fb_lock);
355	}	366	}
356		367
357	static chardev_t framebuffer;	368	static chardev_t framebuffer;
358	static chardev_operations_t fb_ops = {	369	static chardev_operations_t fb_ops = {
359	.write = fb_putchar,	370	.write = fb_putchar,
360	};	371	};
361		372
362		373
363	/** Initialize framebuffer as a chardev output device	374	/** Initialize framebuffer as a chardev output device
364	*	375	*
365	* @param addr Physical address of the framebuffer	376	* @param addr Physical address of the framebuffer
366	* @param x Screen width in pixels	377	* @param x Screen width in pixels
367	* @param y Screen height in pixels	378	* @param y Screen height in pixels
368	* @param scan Bytes per one scanline	379	* @param scan Bytes per one scanline
369	* @param visual Color model	380	* @param visual Color model
370	*	381	*
371	*/	382	*/
372	void fb_init(uintptr_t addr, unsigned int x, unsigned int y, unsigned int scan, unsigned int visual)	383	void fb_init(uintptr_t addr, unsigned int x, unsigned int y, unsigned int scan, unsigned int visual)
373	{	384	{
374	switch (visual) {	385	switch (visual) {
375	case VISUAL_INDIRECT_8:	386	case VISUAL_INDIRECT_8:
376	rgb2scr = rgb_byte8;	387	rgb2scr = rgb_byte8;
377	scr2rgb = byte8_rgb;	388	scr2rgb = byte8_rgb;
378	pixelbytes = 1;	389	pixelbytes = 1;
379	break;	390	break;
380	case VISUAL_RGB_5_5_5:	391	case VISUAL_RGB_5_5_5:
381	rgb2scr = rgb_byte555;	392	rgb2scr = rgb_byte555;
382	scr2rgb = byte555_rgb;	393	scr2rgb = byte555_rgb;
383	pixelbytes = 2;	394	pixelbytes = 2;
384	break;	395	break;
385	case VISUAL_RGB_5_6_5:	396	case VISUAL_RGB_5_6_5:
386	rgb2scr = rgb_byte565;	397	rgb2scr = rgb_byte565;
387	scr2rgb = byte565_rgb;	398	scr2rgb = byte565_rgb;
388	pixelbytes = 2;	399	pixelbytes = 2;
389	break;	400	break;
390	case VISUAL_RGB_8_8_8:	401	case VISUAL_RGB_8_8_8:
391	rgb2scr = rgb_byte888;	402	rgb2scr = rgb_byte888;
392	scr2rgb = byte888_rgb;	403	scr2rgb = byte888_rgb;
393	pixelbytes = 3;	404	pixelbytes = 3;
394	break;	405	break;
395	case VISUAL_RGB_8_8_8_0:	406	case VISUAL_RGB_8_8_8_0:
396	rgb2scr = rgb_byte888;	407	rgb2scr = rgb_byte888;
397	scr2rgb = byte888_rgb;	408	scr2rgb = byte888_rgb;
398	pixelbytes = 4;	409	pixelbytes = 4;
399	break;	410	break;
400	case VISUAL_RGB_0_8_8_8:	411	case VISUAL_RGB_0_8_8_8:
401	rgb2scr = rgb_byte0888;	412	rgb2scr = rgb_byte0888;
402	scr2rgb = byte0888_rgb;	413	scr2rgb = byte0888_rgb;
403	pixelbytes = 4;	414	pixelbytes = 4;
-		415	break;
-		416	case VISUAL_BGR_0_8_8_8:
-		417	rgb2scr = bgr_byte0888;
-		418	scr2rgb = byte0888_bgr;
-		419	pixelbytes = 4;
404	break;	420	break;
405	default:	421	default:
406	panic("Unsupported visual.\n");	422	panic("Unsupported visual.\n");
407	}	423	}
408		424
409	unsigned int fbsize = scan * y;	425	unsigned int fbsize = scan * y;
410		426
411	/* Map the framebuffer */	427	/* Map the framebuffer */
412	fbaddress = (uint8_t *) hw_map((uintptr_t) addr, fbsize);	428	fbaddress = (uint8_t *) hw_map((uintptr_t) addr, fbsize);
413		429
414	xres = x;	430	xres = x;
415	yres = y;	431	yres = y;
416	scanline = scan;	432	scanline = scan;
417		433
418	rows = y / FONT_SCANLINES;	434	rows = y / FONT_SCANLINES;
419	columns = x / COL_WIDTH;	435	columns = x / COL_WIDTH;
420		436
421	sysinfo_set_item_val("fb", NULL, true);	437	sysinfo_set_item_val("fb", NULL, true);
422	sysinfo_set_item_val("fb.kind", NULL, 1);	438	sysinfo_set_item_val("fb.kind", NULL, 1);
423	sysinfo_set_item_val("fb.width", NULL, xres);	439	sysinfo_set_item_val("fb.width", NULL, xres);
424	sysinfo_set_item_val("fb.height", NULL, yres);	440	sysinfo_set_item_val("fb.height", NULL, yres);
425	sysinfo_set_item_val("fb.scanline", NULL, scan);	441	sysinfo_set_item_val("fb.scanline", NULL, scan);
426	sysinfo_set_item_val("fb.visual", NULL, visual);	442	sysinfo_set_item_val("fb.visual", NULL, visual);
427	sysinfo_set_item_val("fb.address.physical", NULL, addr);	443	sysinfo_set_item_val("fb.address.physical", NULL, addr);
428	sysinfo_set_item_val("fb.invert-colors", NULL, invert_colors);	444	sysinfo_set_item_val("fb.invert-colors", NULL, invert_colors);
429		445
430	/* Allocate double buffer */	446	/* Allocate double buffer */
431	unsigned int order = fnzb(SIZE2FRAMES(ALIGN_UP(fbsize, FRAME_SIZE))) + 1;	447	unsigned int order = fnzb(SIZE2FRAMES(ALIGN_UP(fbsize, FRAME_SIZE))) + 1;
432	dbbuffer = (uint8_t * ) frame_alloc(order, FRAME_ATOMIC \| FRAME_KA);	448	dbbuffer = (uint8_t * ) frame_alloc(order, FRAME_ATOMIC \| FRAME_KA);
433	if (!dbbuffer)	449	if (!dbbuffer)
434	printf("Failed to allocate scroll buffer.\n");	450	printf("Failed to allocate scroll buffer.\n");
435	dboffset = 0;	451	dboffset = 0;
436		452
437	/* Initialized blank line */	453	/* Initialized blank line */
438	blankline = (uint8_t *) malloc(ROW_BYTES, FRAME_ATOMIC);	454	blankline = (uint8_t *) malloc(ROW_BYTES, FRAME_ATOMIC);
439	if (!blankline)	455	if (!blankline)
440	panic("Failed to allocate blank line for framebuffer.");	456	panic("Failed to allocate blank line for framebuffer.");
441	for (y = 0; y < FONT_SCANLINES; y++)	457	for (y = 0; y < FONT_SCANLINES; y++)
442	for (x = 0; x < xres; x++)	458	for (x = 0; x < xres; x++)
443	(*rgb2scr)(&blankline[POINTPOS(x, y)], COLOR(BGCOLOR));	459	(*rgb2scr)(&blankline[POINTPOS(x, y)], COLOR(BGCOLOR));
444		460
445	clear_screen();	461	clear_screen();
446		462
447	/* Update size of screen to match text area */	463	/* Update size of screen to match text area */
448	yres = rows * FONT_SCANLINES;	464	yres = rows * FONT_SCANLINES;
449		465
450	draw_logo(xres - helenos_width, 0);	466	draw_logo(xres - helenos_width, 0);
451	invert_cursor();	467	invert_cursor();
452		468
453	chardev_initialize("fb", &framebuffer, &fb_ops);	469	chardev_initialize("fb", &framebuffer, &fb_ops);
454	stdout = &framebuffer;	470	stdout = &framebuffer;
455	}	471	}
456		472
457	/** @}	473	/** @}
458	*/	474	*/
459		475

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(root)/trunk/kernel/genarch/src/fb/fb.c – Rev 1993 → 1994