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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 | #include <genarch/fb/font-8x16.h> |
29 | #include <genarch/fb/font-8x16.h> |
30 | #include <genarch/fb/fb.h> |
30 | #include <genarch/fb/fb.h> |
31 | #include <console/chardev.h> |
31 | #include <console/chardev.h> |
32 | #include <console/console.h> |
32 | #include <console/console.h> |
33 | #include <sysinfo/sysinfo.h> |
33 | #include <sysinfo/sysinfo.h> |
34 | #include <mm/slab.h> |
34 | #include <mm/slab.h> |
35 | #include <mm/as.h> |
- | |
36 | #include <bitops.h> |
35 | #include <bitops.h> |
37 | #include <align.h> |
36 | #include <align.h> |
38 | #include <panic.h> |
37 | #include <panic.h> |
39 | #include <memstr.h> |
38 | #include <memstr.h> |
40 | #include <config.h> |
39 | #include <config.h> |
41 | 40 | ||
42 | #include "helenos.xbm" |
41 | #include "helenos.xbm" |
43 | 42 | ||
44 | SPINLOCK_INITIALIZE(fb_lock); |
43 | SPINLOCK_INITIALIZE(fb_lock); |
45 | 44 | ||
46 | static __u8 *fbaddress = NULL; |
45 | static __u8 *fbaddress = NULL; |
47 | 46 | ||
48 | static __u8 *blankline = NULL; |
47 | static __u8 *blankline = NULL; |
49 | 48 | ||
50 | static unsigned int xres = 0; |
49 | static unsigned int xres = 0; |
51 | static unsigned int yres = 0; |
50 | static unsigned int yres = 0; |
52 | static unsigned int scanline = 0; |
51 | static unsigned int scanline = 0; |
53 | static unsigned int bitspp = 0; |
52 | static unsigned int bitspp = 0; |
54 | static unsigned int pixelbytes = 0; |
53 | static unsigned int pixelbytes = 0; |
55 | 54 | ||
56 | static unsigned int position = 0; |
55 | static unsigned int position = 0; |
57 | static unsigned int columns = 0; |
56 | static unsigned int columns = 0; |
58 | static unsigned int rows = 0; |
57 | static unsigned int rows = 0; |
59 | 58 | ||
60 | 59 | ||
61 | #define COL_WIDTH 8 |
60 | #define COL_WIDTH 8 |
62 | #define ROW_BYTES (scanline * FONT_SCANLINES) |
61 | #define ROW_BYTES (scanline * FONT_SCANLINES) |
63 | 62 | ||
64 | #define BGCOLOR 0x000080 |
63 | #define BGCOLOR 0x000080 |
65 | #define FGCOLOR 0xffff00 |
64 | #define FGCOLOR 0xffff00 |
66 | #define LOGOCOLOR 0x2020b0 |
65 | #define LOGOCOLOR 0x2020b0 |
67 | 66 | ||
68 | #define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1)) |
67 | #define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1)) |
69 | #define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1)) |
68 | #define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1)) |
70 | #define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1)) |
69 | #define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1)) |
71 | 70 | ||
72 | #define POINTPOS(x, y) (y * scanline + x * pixelbytes) |
71 | #define POINTPOS(x, y) (y * scanline + x * pixelbytes) |
73 | 72 | ||
74 | /***************************************************************/ |
73 | /***************************************************************/ |
75 | /* Pixel specific fuctions */ |
74 | /* Pixel specific fuctions */ |
76 | 75 | ||
77 | static void (*putpixel)(unsigned int x, unsigned int y, int color); |
76 | static void (*putpixel)(unsigned int x, unsigned int y, int color); |
78 | static int (*getpixel)(unsigned int x, unsigned int y); |
77 | static int (*getpixel)(unsigned int x, unsigned int y); |
79 | 78 | ||
80 | /** Put pixel - 24-bit depth, 1 free byte */ |
79 | /** Put pixel - 24-bit depth, 1 free byte */ |
81 | static void putpixel_4byte(unsigned int x, unsigned int y, int color) |
80 | static void putpixel_4byte(unsigned int x, unsigned int y, int color) |
82 | { |
81 | { |
83 | *((__u32 *)(fbaddress + POINTPOS(x, y))) = color; |
82 | *((__u32 *)(fbaddress + POINTPOS(x, y))) = color; |
84 | } |
83 | } |
85 | 84 | ||
86 | /** Return pixel color - 24-bit depth, 1 free byte */ |
85 | /** Return pixel color - 24-bit depth, 1 free byte */ |
87 | static int getpixel_4byte(unsigned int x, unsigned int y) |
86 | static int getpixel_4byte(unsigned int x, unsigned int y) |
88 | { |
87 | { |
89 | return *((__u32 *)(fbaddress + POINTPOS(x, y))) & 0xffffff; |
88 | return *((__u32 *)(fbaddress + POINTPOS(x, y))) & 0xffffff; |
90 | } |
89 | } |
91 | 90 | ||
92 | /** Put pixel - 24-bit depth */ |
91 | /** Put pixel - 24-bit depth */ |
93 | static void putpixel_3byte(unsigned int x, unsigned int y, int color) |
92 | static void putpixel_3byte(unsigned int x, unsigned int y, int color) |
94 | { |
93 | { |
95 | unsigned int startbyte = POINTPOS(x, y); |
94 | unsigned int startbyte = POINTPOS(x, y); |
96 | 95 | ||
97 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
96 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
98 | fbaddress[startbyte] = RED(color, 8); |
97 | fbaddress[startbyte] = RED(color, 8); |
99 | fbaddress[startbyte + 1] = GREEN(color, 8); |
98 | fbaddress[startbyte + 1] = GREEN(color, 8); |
100 | fbaddress[startbyte + 2] = BLUE(color, 8); |
99 | fbaddress[startbyte + 2] = BLUE(color, 8); |
101 | #else |
100 | #else |
102 | fbaddress[startbyte + 2] = RED(color, 8); |
101 | fbaddress[startbyte + 2] = RED(color, 8); |
103 | fbaddress[startbyte + 1] = GREEN(color, 8); |
102 | fbaddress[startbyte + 1] = GREEN(color, 8); |
104 | fbaddress[startbyte + 0] = BLUE(color, 8); |
103 | fbaddress[startbyte + 0] = BLUE(color, 8); |
105 | #endif |
104 | #endif |
106 | } |
105 | } |
107 | 106 | ||
108 | /** Return pixel color - 24-bit depth */ |
107 | /** Return pixel color - 24-bit depth */ |
109 | static int getpixel_3byte(unsigned int x, unsigned int y) |
108 | static int getpixel_3byte(unsigned int x, unsigned int y) |
110 | { |
109 | { |
111 | unsigned int startbyte = POINTPOS(x, y); |
110 | unsigned int startbyte = POINTPOS(x, y); |
112 | 111 | ||
113 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
112 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
114 | return fbaddress[startbyte] << 16 | fbaddress[startbyte + 1] << 8 | fbaddress[startbyte + 2]; |
113 | return fbaddress[startbyte] << 16 | fbaddress[startbyte + 1] << 8 | fbaddress[startbyte + 2]; |
115 | #else |
114 | #else |
116 | return fbaddress[startbyte + 2] << 16 | fbaddress[startbyte + 1] << 8 | fbaddress[startbyte + 0]; |
115 | return fbaddress[startbyte + 2] << 16 | fbaddress[startbyte + 1] << 8 | fbaddress[startbyte + 0]; |
117 | #endif |
116 | #endif |
118 | } |
117 | } |
119 | 118 | ||
120 | /** Put pixel - 16-bit depth (5:6:6) */ |
119 | /** Put pixel - 16-bit depth (5:6:6) */ |
121 | static void putpixel_2byte(unsigned int x, unsigned int y, int color) |
120 | static void putpixel_2byte(unsigned int x, unsigned int y, int color) |
122 | { |
121 | { |
123 | /* 5-bit, 5-bits, 5-bits */ |
122 | /* 5-bit, 5-bits, 5-bits */ |
124 | *((__u16 *)(fbaddress + POINTPOS(x, y))) = RED(color, 5) << 11 | GREEN(color, 6) << 5 | BLUE(color, 5); |
123 | *((__u16 *)(fbaddress + POINTPOS(x, y))) = RED(color, 5) << 11 | GREEN(color, 6) << 5 | BLUE(color, 5); |
125 | } |
124 | } |
126 | 125 | ||
127 | /** Return pixel color - 16-bit depth (5:6:6) */ |
126 | /** Return pixel color - 16-bit depth (5:6:6) */ |
128 | static int getpixel_2byte(unsigned int x, unsigned int y) |
127 | static int getpixel_2byte(unsigned int x, unsigned int y) |
129 | { |
128 | { |
130 | int color = *((__u16 *)(fbaddress + POINTPOS(x, y))); |
129 | int color = *((__u16 *)(fbaddress + POINTPOS(x, y))); |
131 | return (((color >> 11) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3); |
130 | return (((color >> 11) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3); |
132 | } |
131 | } |
133 | 132 | ||
134 | /** Put pixel - 8-bit depth (3:2:3) */ |
133 | /** Put pixel - 8-bit depth (3:2:3) */ |
135 | static void putpixel_1byte(unsigned int x, unsigned int y, int color) |
134 | static void putpixel_1byte(unsigned int x, unsigned int y, int color) |
136 | { |
135 | { |
137 | fbaddress[POINTPOS(x, y)] = RED(color, 3) << 5 | GREEN(color, 2) << 3 | BLUE(color, 3); |
136 | fbaddress[POINTPOS(x, y)] = RED(color, 3) << 5 | GREEN(color, 2) << 3 | BLUE(color, 3); |
138 | } |
137 | } |
139 | 138 | ||
140 | /** Return pixel color - 8-bit depth (3:2:3) */ |
139 | /** Return pixel color - 8-bit depth (3:2:3) */ |
141 | static int getpixel_1byte(unsigned int x, unsigned int y) |
140 | static int getpixel_1byte(unsigned int x, unsigned int y) |
142 | { |
141 | { |
143 | int color = fbaddress[POINTPOS(x, y)]; |
142 | int color = fbaddress[POINTPOS(x, y)]; |
144 | return (((color >> 5) & 0x7) << (16 + 5)) | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5); |
143 | return (((color >> 5) & 0x7) << (16 + 5)) | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5); |
145 | } |
144 | } |
146 | 145 | ||
147 | /** Fill line with color BGCOLOR */ |
146 | /** Fill line with color BGCOLOR */ |
148 | static void clear_line(unsigned int y) |
147 | static void clear_line(unsigned int y) |
149 | { |
148 | { |
150 | unsigned int x; |
149 | unsigned int x; |
151 | 150 | ||
152 | for (x = 0; x < xres; x++) |
151 | for (x = 0; x < xres; x++) |
153 | (*putpixel)(x, y, BGCOLOR); |
152 | (*putpixel)(x, y, BGCOLOR); |
154 | } |
153 | } |
155 | 154 | ||
156 | 155 | ||
157 | /** Fill screen with background color */ |
156 | /** Fill screen with background color */ |
158 | static void clear_screen(void) |
157 | static void clear_screen(void) |
159 | { |
158 | { |
160 | unsigned int y; |
159 | unsigned int y; |
161 | 160 | ||
162 | for (y = 0; y < yres; y++) |
161 | for (y = 0; y < yres; y++) |
163 | clear_line(y); |
162 | clear_line(y); |
164 | } |
163 | } |
165 | 164 | ||
166 | 165 | ||
167 | /** Scroll screen one row up */ |
166 | /** Scroll screen one row up */ |
168 | static void scroll_screen(void) |
167 | static void scroll_screen(void) |
169 | { |
168 | { |
170 | unsigned int i; |
169 | unsigned int i; |
171 | __u8 *lastline = &fbaddress[(rows - 1) * ROW_BYTES]; |
170 | __u8 *lastline = &fbaddress[(rows - 1) * ROW_BYTES]; |
172 | 171 | ||
173 | memcpy((void *) fbaddress, (void *) &fbaddress[ROW_BYTES], scanline * yres - ROW_BYTES); |
172 | memcpy((void *) fbaddress, (void *) &fbaddress[ROW_BYTES], scanline * yres - ROW_BYTES); |
174 | 173 | ||
175 | /* Clear last row */ |
174 | /* Clear last row */ |
176 | if (blankline) { |
175 | if (blankline) { |
177 | memcpy((void *) lastline, (void *) blankline, ROW_BYTES); |
176 | memcpy((void *) lastline, (void *) blankline, ROW_BYTES); |
178 | } else { |
177 | } else { |
179 | for (i = 0; i < FONT_SCANLINES; i++) |
178 | for (i = 0; i < FONT_SCANLINES; i++) |
180 | clear_line((rows - 1) * FONT_SCANLINES + i); |
179 | clear_line((rows - 1) * FONT_SCANLINES + i); |
181 | 180 | ||
182 | if (config.mm_initialized) { |
181 | if (config.mm_initialized) { |
183 | /* Save a blank line aside. */ |
182 | /* Save a blank line aside. */ |
184 | blankline = (__u8 *) malloc(ROW_BYTES, FRAME_ATOMIC); |
183 | blankline = (__u8 *) malloc(ROW_BYTES, FRAME_ATOMIC); |
185 | if (blankline) |
184 | if (blankline) |
186 | memcpy((void *) blankline, (void *) lastline, ROW_BYTES); |
185 | memcpy((void *) blankline, (void *) lastline, ROW_BYTES); |
187 | } |
186 | } |
188 | } |
187 | } |
189 | } |
188 | } |
190 | 189 | ||
191 | 190 | ||
192 | static void invert_pixel(unsigned int x, unsigned int y) |
191 | static void invert_pixel(unsigned int x, unsigned int y) |
193 | { |
192 | { |
194 | (*putpixel)(x, y, ~(*getpixel)(x, y)); |
193 | (*putpixel)(x, y, ~(*getpixel)(x, y)); |
195 | } |
194 | } |
196 | 195 | ||
197 | 196 | ||
198 | /** Draw one line of glyph at a given position */ |
197 | /** Draw one line of glyph at a given position */ |
199 | static void draw_glyph_line(unsigned int glline, unsigned int x, unsigned int y) |
198 | static void draw_glyph_line(unsigned int glline, unsigned int x, unsigned int y) |
200 | { |
199 | { |
201 | unsigned int i; |
200 | unsigned int i; |
202 | 201 | ||
203 | for (i = 0; i < 8; i++) |
202 | for (i = 0; i < 8; i++) |
204 | if (glline & (1 << (7 - i))) { |
203 | if (glline & (1 << (7 - i))) { |
205 | (*putpixel)(x + i, y, FGCOLOR); |
204 | (*putpixel)(x + i, y, FGCOLOR); |
206 | } else |
205 | } else |
207 | (*putpixel)(x + i, y, BGCOLOR); |
206 | (*putpixel)(x + i, y, BGCOLOR); |
208 | } |
207 | } |
209 | 208 | ||
210 | /***************************************************************/ |
209 | /***************************************************************/ |
211 | /* Character-console functions */ |
210 | /* Character-console functions */ |
212 | 211 | ||
213 | /** Draw character at given position */ |
212 | /** Draw character at given position */ |
214 | static void draw_glyph(__u8 glyph, unsigned int col, unsigned int row) |
213 | static void draw_glyph(__u8 glyph, unsigned int col, unsigned int row) |
215 | { |
214 | { |
216 | unsigned int y; |
215 | unsigned int y; |
217 | 216 | ||
218 | for (y = 0; y < FONT_SCANLINES; y++) |
217 | for (y = 0; y < FONT_SCANLINES; y++) |
219 | draw_glyph_line(fb_font[glyph * FONT_SCANLINES + y], col * COL_WIDTH, row * FONT_SCANLINES + y); |
218 | draw_glyph_line(fb_font[glyph * FONT_SCANLINES + y], col * COL_WIDTH, row * FONT_SCANLINES + y); |
220 | } |
219 | } |
221 | 220 | ||
222 | /** Invert character at given position */ |
221 | /** Invert character at given position */ |
223 | static void invert_char(unsigned int col, unsigned int row) |
222 | static void invert_char(unsigned int col, unsigned int row) |
224 | { |
223 | { |
225 | unsigned int x; |
224 | unsigned int x; |
226 | unsigned int y; |
225 | unsigned int y; |
227 | 226 | ||
228 | for (x = 0; x < COL_WIDTH; x++) |
227 | for (x = 0; x < COL_WIDTH; x++) |
229 | for (y = 0; y < FONT_SCANLINES; y++) |
228 | for (y = 0; y < FONT_SCANLINES; y++) |
230 | invert_pixel(col * COL_WIDTH + x, row * FONT_SCANLINES + y); |
229 | invert_pixel(col * COL_WIDTH + x, row * FONT_SCANLINES + y); |
231 | } |
230 | } |
232 | 231 | ||
233 | /** Draw character at default position */ |
232 | /** Draw character at default position */ |
234 | static void draw_char(char chr) |
233 | static void draw_char(char chr) |
235 | { |
234 | { |
236 | draw_glyph(chr, position % columns, position / columns); |
235 | draw_glyph(chr, position % columns, position / columns); |
237 | } |
236 | } |
238 | 237 | ||
239 | static void draw_logo(unsigned int startx, unsigned int starty) |
238 | static void draw_logo(unsigned int startx, unsigned int starty) |
240 | { |
239 | { |
241 | unsigned int x; |
240 | unsigned int x; |
242 | unsigned int y; |
241 | unsigned int y; |
243 | unsigned int byte; |
242 | unsigned int byte; |
244 | unsigned int rowbytes; |
243 | unsigned int rowbytes; |
245 | 244 | ||
246 | rowbytes = (helenos_width - 1) / 8 + 1; |
245 | rowbytes = (helenos_width - 1) / 8 + 1; |
247 | 246 | ||
248 | for (y = 0; y < helenos_height; y++) |
247 | for (y = 0; y < helenos_height; y++) |
249 | for (x = 0; x < helenos_width; x++) { |
248 | for (x = 0; x < helenos_width; x++) { |
250 | byte = helenos_bits[rowbytes * y + x / 8]; |
249 | byte = helenos_bits[rowbytes * y + x / 8]; |
251 | byte >>= x % 8; |
250 | byte >>= x % 8; |
252 | if (byte & 1) |
251 | if (byte & 1) |
253 | (*putpixel)(startx + x, starty + y, LOGOCOLOR); |
252 | (*putpixel)(startx + x, starty + y, LOGOCOLOR); |
254 | } |
253 | } |
255 | } |
254 | } |
256 | 255 | ||
257 | /***************************************************************/ |
256 | /***************************************************************/ |
258 | /* Stdout specific functions */ |
257 | /* Stdout specific functions */ |
259 | 258 | ||
260 | static void invert_cursor(void) |
259 | static void invert_cursor(void) |
261 | { |
260 | { |
262 | invert_char(position % columns, position / columns); |
261 | invert_char(position % columns, position / columns); |
263 | } |
262 | } |
264 | 263 | ||
265 | /** Print character to screen |
264 | /** Print character to screen |
266 | * |
265 | * |
267 | * Emulate basic terminal commands |
266 | * Emulate basic terminal commands |
268 | */ |
267 | */ |
269 | static void fb_putchar(chardev_t *dev, char ch) |
268 | static void fb_putchar(chardev_t *dev, char ch) |
270 | { |
269 | { |
271 | spinlock_lock(&fb_lock); |
270 | spinlock_lock(&fb_lock); |
272 | 271 | ||
273 | switch (ch) { |
272 | switch (ch) { |
274 | case '\n': |
273 | case '\n': |
275 | invert_cursor(); |
274 | invert_cursor(); |
276 | position += columns; |
275 | position += columns; |
277 | position -= position % columns; |
276 | position -= position % columns; |
278 | break; |
277 | break; |
279 | case '\r': |
278 | case '\r': |
280 | invert_cursor(); |
279 | invert_cursor(); |
281 | position -= position % columns; |
280 | position -= position % columns; |
282 | break; |
281 | break; |
283 | case '\b': |
282 | case '\b': |
284 | invert_cursor(); |
283 | invert_cursor(); |
285 | if (position % columns) |
284 | if (position % columns) |
286 | position--; |
285 | position--; |
287 | break; |
286 | break; |
288 | case '\t': |
287 | case '\t': |
289 | invert_cursor(); |
288 | invert_cursor(); |
290 | do { |
289 | do { |
291 | draw_char(' '); |
290 | draw_char(' '); |
292 | position++; |
291 | position++; |
293 | } while ((position % 8) && position < columns * rows); |
292 | } while ((position % 8) && position < columns * rows); |
294 | break; |
293 | break; |
295 | default: |
294 | default: |
296 | draw_char(ch); |
295 | draw_char(ch); |
297 | position++; |
296 | position++; |
298 | } |
297 | } |
299 | 298 | ||
300 | if (position >= columns * rows) { |
299 | if (position >= columns * rows) { |
301 | position -= columns; |
300 | position -= columns; |
302 | scroll_screen(); |
301 | scroll_screen(); |
303 | } |
302 | } |
304 | 303 | ||
305 | invert_cursor(); |
304 | invert_cursor(); |
306 | 305 | ||
307 | spinlock_unlock(&fb_lock); |
306 | spinlock_unlock(&fb_lock); |
308 | } |
307 | } |
309 | 308 | ||
310 | static chardev_t framebuffer; |
309 | static chardev_t framebuffer; |
311 | static chardev_operations_t fb_ops = { |
310 | static chardev_operations_t fb_ops = { |
312 | .write = fb_putchar, |
311 | .write = fb_putchar, |
313 | }; |
312 | }; |
314 | 313 | ||
315 | 314 | ||
316 | /** Initialize framebuffer as a chardev output device |
315 | /** Initialize framebuffer as a chardev output device |
317 | * |
316 | * |
318 | * @param addr Physical address of the framebuffer |
317 | * @param addr Physical address of the framebuffer |
319 | * @param x Screen width in pixels |
318 | * @param x Screen width in pixels |
320 | * @param y Screen height in pixels |
319 | * @param y Screen height in pixels |
321 | * @param bpp Bits per pixel (8, 16, 24, 32) |
320 | * @param bpp Bits per pixel (8, 16, 24, 32) |
322 | * @param scan Bytes per one scanline |
321 | * @param scan Bytes per one scanline |
323 | * |
322 | * |
324 | */ |
323 | */ |
325 | void fb_init(__address addr, unsigned int x, unsigned int y, unsigned int bpp, unsigned int scan) |
324 | void fb_init(__address addr, unsigned int x, unsigned int y, unsigned int bpp, unsigned int scan) |
326 | { |
325 | { |
327 | switch (bpp) { |
326 | switch (bpp) { |
328 | case 8: |
327 | case 8: |
329 | putpixel = putpixel_1byte; |
328 | putpixel = putpixel_1byte; |
330 | getpixel = getpixel_1byte; |
329 | getpixel = getpixel_1byte; |
331 | pixelbytes = 1; |
330 | pixelbytes = 1; |
332 | break; |
331 | break; |
333 | case 16: |
332 | case 16: |
334 | putpixel = putpixel_2byte; |
333 | putpixel = putpixel_2byte; |
335 | getpixel = getpixel_2byte; |
334 | getpixel = getpixel_2byte; |
336 | pixelbytes = 2; |
335 | pixelbytes = 2; |
337 | break; |
336 | break; |
338 | case 24: |
337 | case 24: |
339 | putpixel = putpixel_3byte; |
338 | putpixel = putpixel_3byte; |
340 | getpixel = getpixel_3byte; |
339 | getpixel = getpixel_3byte; |
341 | pixelbytes = 3; |
340 | pixelbytes = 3; |
342 | break; |
341 | break; |
343 | case 32: |
342 | case 32: |
344 | putpixel = putpixel_4byte; |
343 | putpixel = putpixel_4byte; |
345 | getpixel = getpixel_4byte; |
344 | getpixel = getpixel_4byte; |
346 | pixelbytes = 4; |
345 | pixelbytes = 4; |
347 | break; |
346 | break; |
348 | default: |
347 | default: |
349 | panic("Unsupported bpp"); |
348 | panic("Unsupported bpp"); |
350 | } |
349 | } |
351 | 350 | ||
352 | unsigned int fbsize = scan * y; |
351 | unsigned int fbsize = scan * y; |
353 | unsigned int fborder; |
352 | unsigned int fborder; |
354 | 353 | ||
355 | if (fbsize <= FRAME_SIZE) |
354 | if (fbsize <= FRAME_SIZE) |
356 | fborder = 0; |
355 | fborder = 0; |
357 | else |
356 | else |
358 | fborder = (fnzb32(fbsize - 1) + 1) - FRAME_WIDTH; |
357 | fborder = (fnzb32(fbsize - 1) + 1) - FRAME_WIDTH; |
359 | 358 | ||
360 | /* Map the framebuffer */ |
359 | /* Map the framebuffer */ |
361 | fbaddress = (__u8 *) PA2KA(PFN2ADDR(frame_alloc(fborder, FRAME_KA))); |
360 | fbaddress = (__u8 *) PA2KA(PFN2ADDR(frame_alloc(fborder, FRAME_KA))); |
362 | 361 | ||
363 | pfn_t i; |
- | |
364 | for (i = 0; i < ADDR2PFN(ALIGN_UP(fbsize, PAGE_SIZE)); i++) |
- | |
365 | page_mapping_insert(AS_KERNEL, (__address) fbaddress + PFN2ADDR(i), addr + PFN2ADDR(i), PAGE_NOT_CACHEABLE); |
362 | fb_map_arch((__address) fbaddress, (__address) addr, fbsize); |
366 | 363 | ||
367 | xres = x; |
364 | xres = x; |
368 | yres = y; |
365 | yres = y; |
369 | bitspp = bpp; |
366 | bitspp = bpp; |
370 | scanline = scan; |
367 | scanline = scan; |
371 | 368 | ||
372 | rows = y / FONT_SCANLINES; |
369 | rows = y / FONT_SCANLINES; |
373 | columns = x / COL_WIDTH; |
370 | columns = x / COL_WIDTH; |
374 | 371 | ||
375 | clear_screen(); |
372 | clear_screen(); |
376 | draw_logo(xres - helenos_width, 0); |
373 | draw_logo(xres - helenos_width, 0); |
377 | invert_cursor(); |
374 | invert_cursor(); |
378 | 375 | ||
379 | chardev_initialize("fb", &framebuffer, &fb_ops); |
376 | chardev_initialize("fb", &framebuffer, &fb_ops); |
380 | stdout = &framebuffer; |
377 | stdout = &framebuffer; |
381 | 378 | ||
382 | sysinfo_set_item_val("fb", NULL, true); |
379 | sysinfo_set_item_val("fb", NULL, true); |
383 | sysinfo_set_item_val("fb.width", NULL, x); |
380 | sysinfo_set_item_val("fb.width", NULL, x); |
384 | sysinfo_set_item_val("fb.height", NULL, y); |
381 | sysinfo_set_item_val("fb.height", NULL, y); |
385 | sysinfo_set_item_val("fb.bpp", NULL, bpp); |
382 | sysinfo_set_item_val("fb.bpp", NULL, bpp); |
386 | sysinfo_set_item_val("fb.scanline", NULL, scan); |
383 | sysinfo_set_item_val("fb.scanline", NULL, scan); |
387 | sysinfo_set_item_val("fb.address.physical", NULL, addr); |
384 | sysinfo_set_item_val("fb.address.physical", NULL, addr); |
388 | } |
385 | } |
389 | 386 |