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1 | /* |
1 | /* |
2 | * Copyright (C) 2006 Jakub Vana |
2 | * Copyright (C) 2006 Jakub Vana |
3 | * Copyright (C) 2006 Ondrej Palkovsky |
3 | * Copyright (C) 2006 Ondrej Palkovsky |
4 | * All rights reserved. |
4 | * All rights reserved. |
5 | * |
5 | * |
6 | * Redistribution and use in source and binary forms, with or without |
6 | * Redistribution and use in source and binary forms, with or without |
7 | * modification, are permitted provided that the following conditions |
7 | * modification, are permitted provided that the following conditions |
8 | * are met: |
8 | * are met: |
9 | * |
9 | * |
10 | * - Redistributions of source code must retain the above copyright |
10 | * - Redistributions of source code must retain the above copyright |
11 | * notice, this list of conditions and the following disclaimer. |
11 | * notice, this list of conditions and the following disclaimer. |
12 | * - Redistributions in binary form must reproduce the above copyright |
12 | * - Redistributions in binary form must reproduce the above copyright |
13 | * notice, this list of conditions and the following disclaimer in the |
13 | * notice, this list of conditions and the following disclaimer in the |
14 | * documentation and/or other materials provided with the distribution. |
14 | * documentation and/or other materials provided with the distribution. |
15 | * - The name of the author may not be used to endorse or promote products |
15 | * - The name of the author may not be used to endorse or promote products |
16 | * derived from this software without specific prior written permission. |
16 | * derived from this software without specific prior written permission. |
17 | * |
17 | * |
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
28 | */ |
28 | */ |
29 | 29 | ||
30 | #include <stdlib.h> |
30 | #include <stdlib.h> |
31 | #include <unistd.h> |
31 | #include <unistd.h> |
32 | #include <string.h> |
32 | #include <string.h> |
33 | #include <ddi.h> |
33 | #include <ddi.h> |
34 | #include <sysinfo.h> |
34 | #include <sysinfo.h> |
35 | #include <align.h> |
35 | #include <align.h> |
36 | #include <as.h> |
36 | #include <as.h> |
37 | #include <ipc/fb.h> |
37 | #include <ipc/fb.h> |
38 | #include <ipc/ipc.h> |
38 | #include <ipc/ipc.h> |
39 | #include <ipc/ns.h> |
39 | #include <ipc/ns.h> |
40 | #include <ipc/services.h> |
40 | #include <ipc/services.h> |
41 | #include <kernel/errno.h> |
41 | #include <kernel/errno.h> |
42 | #include <async.h> |
42 | #include <async.h> |
43 | 43 | ||
44 | #include "font-8x16.h" |
44 | #include "font-8x16.h" |
45 | #include "helenos.xbm" |
45 | #include "helenos.xbm" |
46 | #include "fb.h" |
46 | #include "fb.h" |
47 | #include "main.h" |
47 | #include "main.h" |
48 | #include "../console/screenbuffer.h" |
48 | #include "../console/screenbuffer.h" |
49 | #include "ppm.h" |
49 | #include "ppm.h" |
50 | 50 | ||
51 | #define DEFAULT_BGCOLOR 0x000080 |
51 | #define DEFAULT_BGCOLOR 0x000080 |
52 | #define DEFAULT_FGCOLOR 0xffff00 |
52 | #define DEFAULT_FGCOLOR 0xffff00 |
53 | 53 | ||
54 | /***************************************************************/ |
54 | /***************************************************************/ |
55 | /* Pixel specific fuctions */ |
55 | /* Pixel specific fuctions */ |
56 | 56 | ||
57 | typedef void (*conv2scr_fn_t)(void *, int); |
57 | typedef void (*conv2scr_fn_t)(void *, int); |
58 | typedef int (*conv2rgb_fn_t)(void *); |
58 | typedef int (*conv2rgb_fn_t)(void *); |
59 | 59 | ||
60 | struct { |
60 | struct { |
61 | __u8 *fbaddress ; |
61 | __u8 *fbaddress ; |
62 | 62 | ||
63 | unsigned int xres ; |
63 | unsigned int xres ; |
64 | unsigned int yres ; |
64 | unsigned int yres ; |
65 | unsigned int scanline ; |
65 | unsigned int scanline ; |
66 | unsigned int pixelbytes ; |
66 | unsigned int pixelbytes ; |
67 | 67 | ||
68 | conv2scr_fn_t rgb2scr; |
68 | conv2scr_fn_t rgb2scr; |
69 | conv2rgb_fn_t scr2rgb; |
69 | conv2rgb_fn_t scr2rgb; |
70 | } screen; |
70 | } screen; |
71 | 71 | ||
72 | typedef struct { |
72 | typedef struct { |
73 | int initialized; |
73 | int initialized; |
74 | unsigned int x, y; |
74 | unsigned int x, y; |
75 | unsigned int width, height; |
75 | unsigned int width, height; |
76 | 76 | ||
77 | /* Text support in window */ |
77 | /* Text support in window */ |
78 | unsigned int rows, cols; |
78 | unsigned int rows, cols; |
79 | /* Style for text printing */ |
79 | /* Style for text printing */ |
80 | style_t style; |
80 | style_t style; |
81 | /* Auto-cursor position */ |
81 | /* Auto-cursor position */ |
82 | int cursor_active, cur_col, cur_row; |
82 | int cursor_active, cur_col, cur_row; |
83 | int cursor_shown; |
83 | int cursor_shown; |
84 | } viewport_t; |
84 | } viewport_t; |
85 | 85 | ||
86 | /** Maximum number of saved pixmaps |
86 | /** Maximum number of saved pixmaps |
87 | * Pixmap is a saved rectangle |
87 | * Pixmap is a saved rectangle |
88 | */ |
88 | */ |
89 | #define MAX_PIXMAPS 256 |
89 | #define MAX_PIXMAPS 256 |
90 | typedef struct { |
90 | typedef struct { |
91 | unsigned int width; |
91 | unsigned int width; |
92 | unsigned int height; |
92 | unsigned int height; |
93 | __u8 *data; |
93 | __u8 *data; |
94 | } pixmap_t; |
94 | } pixmap_t; |
95 | static pixmap_t pixmaps[MAX_PIXMAPS]; |
95 | static pixmap_t pixmaps[MAX_PIXMAPS]; |
96 | 96 | ||
97 | /* Viewport is a rectangular area on the screen */ |
97 | /* Viewport is a rectangular area on the screen */ |
98 | #define MAX_VIEWPORTS 128 |
98 | #define MAX_VIEWPORTS 128 |
99 | static viewport_t viewports[128]; |
99 | static viewport_t viewports[128]; |
100 | 100 | ||
101 | /* Allow only 1 connection */ |
101 | /* Allow only 1 connection */ |
102 | static int client_connected = 0; |
102 | static int client_connected = 0; |
103 | 103 | ||
104 | #define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1)) |
104 | #define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1)) |
105 | #define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1)) |
105 | #define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1)) |
106 | #define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1)) |
106 | #define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1)) |
107 | 107 | ||
108 | #define COL_WIDTH 8 |
108 | #define COL_WIDTH 8 |
109 | #define ROW_BYTES (screen.scanline * FONT_SCANLINES) |
109 | #define ROW_BYTES (screen.scanline * FONT_SCANLINES) |
110 | 110 | ||
111 | #define POINTPOS(x, y) ((y) * screen.scanline + (x) * screen.pixelbytes) |
111 | #define POINTPOS(x, y) ((y) * screen.scanline + (x) * screen.pixelbytes) |
112 | 112 | ||
113 | /* Conversion routines between different color representations */ |
113 | /* Conversion routines between different color representations */ |
114 | static void rgb_4byte(void *dst, int rgb) |
114 | static void rgb_4byte(void *dst, int rgb) |
115 | { |
115 | { |
116 | *(int *)dst = rgb; |
116 | *(int *)dst = rgb; |
117 | } |
117 | } |
118 | 118 | ||
119 | static int byte4_rgb(void *src) |
119 | static int byte4_rgb(void *src) |
120 | { |
120 | { |
121 | return (*(int *)src) & 0xffffff; |
121 | return (*(int *)src) & 0xffffff; |
122 | } |
122 | } |
123 | 123 | ||
124 | static void rgb_3byte(void *dst, int rgb) |
124 | static void rgb_3byte(void *dst, int rgb) |
125 | { |
125 | { |
126 | __u8 *scr = dst; |
126 | __u8 *scr = dst; |
127 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
127 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
128 | scr[0] = RED(rgb, 8); |
128 | scr[0] = RED(rgb, 8); |
129 | scr[1] = GREEN(rgb, 8); |
129 | scr[1] = GREEN(rgb, 8); |
130 | scr[2] = BLUE(rgb, 8); |
130 | scr[2] = BLUE(rgb, 8); |
131 | #else |
131 | #else |
132 | scr[2] = RED(rgb, 8); |
132 | scr[2] = RED(rgb, 8); |
133 | scr[1] = GREEN(rgb, 8); |
133 | scr[1] = GREEN(rgb, 8); |
134 | scr[0] = BLUE(rgb, 8); |
134 | scr[0] = BLUE(rgb, 8); |
135 | #endif |
135 | #endif |
136 | 136 | ||
137 | 137 | ||
138 | } |
138 | } |
139 | 139 | ||
140 | static int byte3_rgb(void *src) |
140 | static int byte3_rgb(void *src) |
141 | { |
141 | { |
142 | __u8 *scr = src; |
142 | __u8 *scr = src; |
143 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
143 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
144 | return scr[0] << 16 | scr[1] << 8 | scr[2]; |
144 | return scr[0] << 16 | scr[1] << 8 | scr[2]; |
145 | #else |
145 | #else |
146 | return scr[2] << 16 | scr[1] << 8 | scr[0]; |
146 | return scr[2] << 16 | scr[1] << 8 | scr[0]; |
147 | #endif |
147 | #endif |
148 | } |
148 | } |
149 | 149 | ||
150 | /** 16-bit depth (5:6:5) */ |
150 | /** 16-bit depth (5:6:5) */ |
151 | static void rgb_2byte(void *dst, int rgb) |
151 | static void rgb_2byte(void *dst, int rgb) |
152 | { |
152 | { |
153 | /* 5-bit, 6-bits, 5-bits */ |
153 | /* 5-bit, 6-bits, 5-bits */ |
154 | *((__u16 *)(dst)) = RED(rgb, 5) << 11 | GREEN(rgb, 6) << 5 | BLUE(rgb, 5); |
154 | *((__u16 *)(dst)) = RED(rgb, 5) << 11 | GREEN(rgb, 6) << 5 | BLUE(rgb, 5); |
155 | } |
155 | } |
156 | 156 | ||
157 | /** 16-bit depth (5:6:5) */ |
157 | /** 16-bit depth (5:6:5) */ |
158 | static int byte2_rgb(void *src) |
158 | static int byte2_rgb(void *src) |
159 | { |
159 | { |
160 | int color = *(__u16 *)(src); |
160 | int color = *(__u16 *)(src); |
161 | return (((color >> 11) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3); |
161 | return (((color >> 11) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3); |
162 | } |
162 | } |
163 | 163 | ||
164 | /** Put pixel - 8-bit depth (3:2:3) */ |
164 | /** Put pixel - 8-bit depth (3:2:3) */ |
165 | static void rgb_1byte(void *dst, int rgb) |
165 | static void rgb_1byte(void *dst, int rgb) |
166 | { |
166 | { |
167 | *(__u8 *)dst = RED(rgb, 3) << 5 | GREEN(rgb, 2) << 3 | BLUE(rgb, 3); |
167 | *(__u8 *)dst = RED(rgb, 3) << 5 | GREEN(rgb, 2) << 3 | BLUE(rgb, 3); |
168 | } |
168 | } |
169 | 169 | ||
170 | /** Return pixel color - 8-bit depth (3:2:3) */ |
170 | /** Return pixel color - 8-bit depth (3:2:3) */ |
171 | static int byte1_rgb(void *src) |
171 | static int byte1_rgb(void *src) |
172 | { |
172 | { |
173 | int color = *(__u8 *)src; |
173 | int color = *(__u8 *)src; |
174 | return (((color >> 5) & 0x7) << (16 + 5)) | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5); |
174 | return (((color >> 5) & 0x7) << (16 + 5)) | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5); |
175 | } |
175 | } |
176 | 176 | ||
177 | /** Put pixel into viewport |
177 | /** Put pixel into viewport |
178 | * |
178 | * |
179 | * @param vp Viewport identification |
179 | * @param vp Viewport identification |
180 | * @param x X coord relative to viewport |
180 | * @param x X coord relative to viewport |
181 | * @param y Y coord relative to viewport |
181 | * @param y Y coord relative to viewport |
182 | * @param color RGB color |
182 | * @param color RGB color |
183 | */ |
183 | */ |
184 | static void putpixel(int vp, unsigned int x, unsigned int y, int color) |
184 | static void putpixel(int vp, unsigned int x, unsigned int y, int color) |
185 | { |
185 | { |
186 | int dx = viewports[vp].x + x; |
186 | int dx = viewports[vp].x + x; |
187 | int dy = viewports[vp].y + y; |
187 | int dy = viewports[vp].y + y; |
188 | (*screen.rgb2scr)(&screen.fbaddress[POINTPOS(dx,dy)],color); |
188 | (*screen.rgb2scr)(&screen.fbaddress[POINTPOS(dx,dy)],color); |
189 | } |
189 | } |
190 | /** Get pixel from viewport */ |
190 | /** Get pixel from viewport */ |
191 | static int getpixel(int vp, unsigned int x, unsigned int y) |
191 | static int getpixel(int vp, unsigned int x, unsigned int y) |
192 | { |
192 | { |
193 | int dx = viewports[vp].x + x; |
193 | int dx = viewports[vp].x + x; |
194 | int dy = viewports[vp].y + y; |
194 | int dy = viewports[vp].y + y; |
195 | 195 | ||
196 | return (*screen.scr2rgb)(&screen.fbaddress[POINTPOS(dx,dy)]); |
196 | return (*screen.scr2rgb)(&screen.fbaddress[POINTPOS(dx,dy)]); |
197 | } |
197 | } |
198 | 198 | ||
199 | /** Fill line with color BGCOLOR */ |
199 | /** Fill line with color BGCOLOR */ |
200 | static void clear_line(int vp, unsigned int y) |
200 | static void clear_line(int vp, unsigned int y) |
201 | { |
201 | { |
202 | unsigned int x; |
202 | unsigned int x; |
203 | for (x = 0; x < viewports[vp].width; x++) |
203 | for (x = 0; x < viewports[vp].width; x++) |
204 | putpixel(vp, x, y, viewports[vp].style.bg_color); |
204 | putpixel(vp, x, y, viewports[vp].style.bg_color); |
205 | } |
205 | } |
206 | 206 | ||
- | 207 | static void draw_rectangle(int vp, unsigned int sx, unsigned int sy, |
|
- | 208 | unsigned int width, unsigned int height, |
|
- | 209 | int color) |
|
- | 210 | { |
|
- | 211 | unsigned int x, y; |
|
- | 212 | ||
- | 213 | /* Clear first line */ |
|
- | 214 | for (x = 0; x < width; x++) |
|
- | 215 | putpixel(vp, sx + x, sy, color); |
|
- | 216 | ||
- | 217 | /* Recompute to screen coords */ |
|
- | 218 | sx += viewports[vp].x; |
|
- | 219 | sy += viewports[vp].y; |
|
- | 220 | /* Copy the rest */ |
|
- | 221 | for (y = sy+1;y < sy+height; y++) |
|
- | 222 | memcpy(&screen.fbaddress[POINTPOS(sx,y)], |
|
- | 223 | &screen.fbaddress[POINTPOS(sx,sy)], |
|
- | 224 | screen.pixelbytes * width); |
|
- | 225 | ||
- | 226 | } |
|
- | 227 | ||
207 | /** Fill viewport with background color */ |
228 | /** Fill viewport with background color */ |
208 | static void clear_port(int vp) |
229 | static void clear_port(int vp) |
209 | { |
230 | { |
210 | unsigned int y; |
231 | viewport_t *vport = &viewports[vp]; |
211 | 232 | ||
212 | clear_line(vp, 0); |
- | |
213 | for (y = viewports[vp].y+1; y < viewports[vp].y+viewports[vp].height; y++) { |
233 | draw_rectangle(vp, 0, 0, vport->width, vport->height, vport->style.bg_color); |
214 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
- | |
215 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
- | |
216 | screen.pixelbytes * viewports[vp].width); |
- | |
217 | } |
- | |
218 | } |
234 | } |
219 | 235 | ||
220 | /** Scroll port up/down |
236 | /** Scroll port up/down |
221 | * |
237 | * |
222 | * @param vp Viewport to scroll |
238 | * @param vp Viewport to scroll |
223 | * @param rows Positive number - scroll up, negative - scroll down |
239 | * @param rows Positive number - scroll up, negative - scroll down |
224 | */ |
240 | */ |
225 | static void scroll_port(int vp, int rows) |
241 | static void scroll_port(int vp, int rows) |
226 | { |
242 | { |
227 | int y; |
243 | int y; |
228 | int startline; |
244 | int startline; |
229 | int endline; |
245 | int endline; |
- | 246 | viewport_t *vport = &viewports[vp]; |
|
230 | 247 | ||
231 | if (rows > 0) { |
248 | if (rows > 0) { |
232 | for (y=viewports[vp].y; y < viewports[vp].y+viewports[vp].height - rows*FONT_SCANLINES; y++) |
249 | for (y=vport->y; y < vport->y+vport->height - rows*FONT_SCANLINES; y++) |
233 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
250 | memcpy(&screen.fbaddress[POINTPOS(vport->x,y)], |
234 | &screen.fbaddress[POINTPOS(viewports[vp].x,y + rows*FONT_SCANLINES)], |
251 | &screen.fbaddress[POINTPOS(vport->x,y + rows*FONT_SCANLINES)], |
235 | screen.pixelbytes * viewports[vp].width); |
252 | screen.pixelbytes * vport->width); |
236 | /* Clear last row */ |
- | |
237 | startline = viewports[vp].y+FONT_SCANLINES*(viewports[vp].rows-1); |
253 | draw_rectangle(vp, 0, FONT_SCANLINES*(vport->rows - 1), |
238 | endline = viewports[vp].y + viewports[vp].height; |
- | |
239 | clear_line(vp, startline); |
- | |
240 | for (y=startline+1;y < endline; y++) |
- | |
241 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
- | |
242 | &screen.fbaddress[POINTPOS(viewports[vp].x,startline)], |
254 | vport->width, FONT_SCANLINES, vport->style.bg_color); |
243 | screen.pixelbytes * viewports[vp].width); |
- | |
244 | - | ||
245 | } else if (rows < 0) { |
255 | } else if (rows < 0) { |
246 | rows = -rows; |
256 | rows = -rows; |
247 | for (y=viewports[vp].y + viewports[vp].height-1; y >= viewports[vp].y + rows*FONT_SCANLINES; y--) |
257 | for (y=vport->y + vport->height-1; y >= vport->y + rows*FONT_SCANLINES; y--) |
248 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
258 | memcpy(&screen.fbaddress[POINTPOS(vport->x,y)], |
249 | &screen.fbaddress[POINTPOS(viewports[vp].x,y - rows*FONT_SCANLINES)], |
259 | &screen.fbaddress[POINTPOS(vport->x,y - rows*FONT_SCANLINES)], |
250 | screen.pixelbytes * viewports[vp].width); |
260 | screen.pixelbytes * vport->width); |
251 | /* Clear first row */ |
- | |
252 | clear_line(0, viewports[vp].style.bg_color); |
261 | draw_rectangle(vp, 0, 0, vport->width, FONT_SCANLINES, vport->style.bg_color); |
253 | for (y=1;y < rows*FONT_SCANLINES; y++) |
- | |
254 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y+y)], |
- | |
255 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
- | |
256 | screen.pixelbytes * viewports[vp].width); |
- | |
257 | } |
262 | } |
258 | } |
263 | } |
259 | 264 | ||
260 | static void invert_pixel(int vp,unsigned int x, unsigned int y) |
265 | static void invert_pixel(int vp,unsigned int x, unsigned int y) |
261 | { |
266 | { |
262 | putpixel(vp, x, y, ~getpixel(vp, x, y)); |
267 | putpixel(vp, x, y, ~getpixel(vp, x, y)); |
263 | } |
268 | } |
264 | 269 | ||
265 | 270 | ||
266 | /***************************************************************/ |
271 | /***************************************************************/ |
267 | /* Character-console functions */ |
272 | /* Character-console functions */ |
268 | 273 | ||
269 | /** Draw character at given position |
274 | /** Draw character at given position |
270 | * |
275 | * |
271 | * @param vp Viewport where the character is printed |
276 | * @param vp Viewport where the character is printed |
272 | * @param sx Coordinates of top-left of the character |
277 | * @param sx Coordinates of top-left of the character |
273 | * @param sy Coordinates of top-left of the character |
278 | * @param sy Coordinates of top-left of the character |
274 | * @param style Color of the character |
279 | * @param style Color of the character |
275 | * @param transparent If false, print background color |
280 | * @param transparent If false, print background color |
276 | */ |
281 | */ |
277 | static void draw_glyph(int vp,__u8 glyph, unsigned int sx, unsigned int sy, |
282 | static void draw_glyph(int vp,__u8 glyph, unsigned int sx, unsigned int sy, |
278 | style_t style, int transparent) |
283 | style_t style, int transparent) |
279 | { |
284 | { |
280 | int i; |
285 | int i; |
281 | unsigned int y; |
286 | unsigned int y; |
282 | unsigned int glline; |
287 | unsigned int glline; |
283 | 288 | ||
284 | for (y = 0; y < FONT_SCANLINES; y++) { |
289 | for (y = 0; y < FONT_SCANLINES; y++) { |
285 | glline = fb_font[glyph * FONT_SCANLINES + y]; |
290 | glline = fb_font[glyph * FONT_SCANLINES + y]; |
286 | for (i = 0; i < 8; i++) { |
291 | for (i = 0; i < 8; i++) { |
287 | if (glline & (1 << (7 - i))) |
292 | if (glline & (1 << (7 - i))) |
288 | putpixel(vp, sx + i, sy + y, style.fg_color); |
293 | putpixel(vp, sx + i, sy + y, style.fg_color); |
289 | else if (!transparent) |
294 | else if (!transparent) |
290 | putpixel(vp, sx + i, sy + y, style.bg_color); |
295 | putpixel(vp, sx + i, sy + y, style.bg_color); |
291 | } |
296 | } |
292 | } |
297 | } |
293 | } |
298 | } |
294 | 299 | ||
295 | /** Invert character at given position */ |
300 | /** Invert character at given position */ |
296 | static void invert_char(int vp,unsigned int row, unsigned int col) |
301 | static void invert_char(int vp,unsigned int row, unsigned int col) |
297 | { |
302 | { |
298 | unsigned int x; |
303 | unsigned int x; |
299 | unsigned int y; |
304 | unsigned int y; |
300 | 305 | ||
301 | for (x = 0; x < COL_WIDTH; x++) |
306 | for (x = 0; x < COL_WIDTH; x++) |
302 | for (y = 0; y < FONT_SCANLINES; y++) |
307 | for (y = 0; y < FONT_SCANLINES; y++) |
303 | invert_pixel(vp, col * COL_WIDTH + x, row * FONT_SCANLINES + y); |
308 | invert_pixel(vp, col * COL_WIDTH + x, row * FONT_SCANLINES + y); |
304 | } |
309 | } |
305 | 310 | ||
306 | /***************************************************************/ |
311 | /***************************************************************/ |
307 | /* Stdout specific functions */ |
312 | /* Stdout specific functions */ |
308 | 313 | ||
309 | 314 | ||
310 | /** Create new viewport |
315 | /** Create new viewport |
311 | * |
316 | * |
312 | * @return New viewport number |
317 | * @return New viewport number |
313 | */ |
318 | */ |
314 | static int viewport_create(unsigned int x, unsigned int y,unsigned int width, |
319 | static int viewport_create(unsigned int x, unsigned int y,unsigned int width, |
315 | unsigned int height) |
320 | unsigned int height) |
316 | { |
321 | { |
317 | int i; |
322 | int i; |
318 | 323 | ||
319 | for (i=0; i < MAX_VIEWPORTS; i++) { |
324 | for (i=0; i < MAX_VIEWPORTS; i++) { |
320 | if (!viewports[i].initialized) |
325 | if (!viewports[i].initialized) |
321 | break; |
326 | break; |
322 | } |
327 | } |
323 | if (i == MAX_VIEWPORTS) |
328 | if (i == MAX_VIEWPORTS) |
324 | return ELIMIT; |
329 | return ELIMIT; |
325 | 330 | ||
326 | if (width ==0 || height == 0 || |
331 | if (width ==0 || height == 0 || |
327 | x+width > screen.xres || y+height > screen.yres) |
332 | x+width > screen.xres || y+height > screen.yres) |
328 | return EINVAL; |
333 | return EINVAL; |
329 | if (width < FONT_SCANLINES || height < COL_WIDTH) |
334 | if (width < FONT_SCANLINES || height < COL_WIDTH) |
330 | return EINVAL; |
335 | return EINVAL; |
331 | 336 | ||
332 | viewports[i].x = x; |
337 | viewports[i].x = x; |
333 | viewports[i].y = y; |
338 | viewports[i].y = y; |
334 | viewports[i].width = width; |
339 | viewports[i].width = width; |
335 | viewports[i].height = height; |
340 | viewports[i].height = height; |
336 | 341 | ||
337 | viewports[i].rows = height / FONT_SCANLINES; |
342 | viewports[i].rows = height / FONT_SCANLINES; |
338 | viewports[i].cols = width / COL_WIDTH; |
343 | viewports[i].cols = width / COL_WIDTH; |
339 | 344 | ||
340 | viewports[i].style.bg_color = DEFAULT_BGCOLOR; |
345 | viewports[i].style.bg_color = DEFAULT_BGCOLOR; |
341 | viewports[i].style.fg_color = DEFAULT_FGCOLOR; |
346 | viewports[i].style.fg_color = DEFAULT_FGCOLOR; |
342 | 347 | ||
343 | viewports[i].cur_col = 0; |
348 | viewports[i].cur_col = 0; |
344 | viewports[i].cur_row = 0; |
349 | viewports[i].cur_row = 0; |
345 | viewports[i].cursor_active = 0; |
350 | viewports[i].cursor_active = 0; |
346 | 351 | ||
347 | viewports[i].initialized = 1; |
352 | viewports[i].initialized = 1; |
348 | 353 | ||
349 | return i; |
354 | return i; |
350 | } |
355 | } |
351 | 356 | ||
352 | 357 | ||
353 | /** Initialize framebuffer as a chardev output device |
358 | /** Initialize framebuffer as a chardev output device |
354 | * |
359 | * |
355 | * @param addr Address of theframebuffer |
360 | * @param addr Address of theframebuffer |
356 | * @param x Screen width in pixels |
361 | * @param x Screen width in pixels |
357 | * @param y Screen height in pixels |
362 | * @param y Screen height in pixels |
358 | * @param bpp Bits per pixel (8, 16, 24, 32) |
363 | * @param bpp Bits per pixel (8, 16, 24, 32) |
359 | * @param scan Bytes per one scanline |
364 | * @param scan Bytes per one scanline |
360 | * |
365 | * |
361 | */ |
366 | */ |
362 | static void screen_init(void *addr, unsigned int xres, unsigned int yres, unsigned int bpp, unsigned int scan) |
367 | static void screen_init(void *addr, unsigned int xres, unsigned int yres, unsigned int bpp, unsigned int scan) |
363 | { |
368 | { |
364 | switch (bpp) { |
369 | switch (bpp) { |
365 | case 8: |
370 | case 8: |
366 | screen.rgb2scr = rgb_1byte; |
371 | screen.rgb2scr = rgb_1byte; |
367 | screen.scr2rgb = byte1_rgb; |
372 | screen.scr2rgb = byte1_rgb; |
368 | screen.pixelbytes = 1; |
373 | screen.pixelbytes = 1; |
369 | break; |
374 | break; |
370 | case 16: |
375 | case 16: |
371 | screen.rgb2scr = rgb_2byte; |
376 | screen.rgb2scr = rgb_2byte; |
372 | screen.scr2rgb = byte2_rgb; |
377 | screen.scr2rgb = byte2_rgb; |
373 | screen.pixelbytes = 2; |
378 | screen.pixelbytes = 2; |
374 | break; |
379 | break; |
375 | case 24: |
380 | case 24: |
376 | screen.rgb2scr = rgb_3byte; |
381 | screen.rgb2scr = rgb_3byte; |
377 | screen.scr2rgb = byte3_rgb; |
382 | screen.scr2rgb = byte3_rgb; |
378 | screen.pixelbytes = 3; |
383 | screen.pixelbytes = 3; |
379 | break; |
384 | break; |
380 | case 32: |
385 | case 32: |
381 | screen.rgb2scr = rgb_4byte; |
386 | screen.rgb2scr = rgb_4byte; |
382 | screen.scr2rgb = byte4_rgb; |
387 | screen.scr2rgb = byte4_rgb; |
383 | screen.pixelbytes = 4; |
388 | screen.pixelbytes = 4; |
384 | break; |
389 | break; |
385 | } |
390 | } |
386 | 391 | ||
387 | 392 | ||
388 | screen.fbaddress = (unsigned char *) addr; |
393 | screen.fbaddress = (unsigned char *) addr; |
389 | screen.xres = xres; |
394 | screen.xres = xres; |
390 | screen.yres = yres; |
395 | screen.yres = yres; |
391 | screen.scanline = scan; |
396 | screen.scanline = scan; |
392 | 397 | ||
393 | /* Create first viewport */ |
398 | /* Create first viewport */ |
394 | viewport_create(0,0,xres,yres); |
399 | viewport_create(0,0,xres,yres); |
395 | } |
400 | } |
396 | 401 | ||
397 | /** Hide cursor if it is shown */ |
402 | /** Hide cursor if it is shown */ |
398 | static void cursor_hide(int vp) |
403 | static void cursor_hide(int vp) |
399 | { |
404 | { |
400 | viewport_t *vport = &viewports[vp]; |
405 | viewport_t *vport = &viewports[vp]; |
401 | 406 | ||
402 | if (vport->cursor_active && vport->cursor_shown) { |
407 | if (vport->cursor_active && vport->cursor_shown) { |
403 | invert_char(vp, vport->cur_row, vport->cur_col); |
408 | invert_char(vp, vport->cur_row, vport->cur_col); |
404 | vport->cursor_shown = 0; |
409 | vport->cursor_shown = 0; |
405 | } |
410 | } |
406 | } |
411 | } |
407 | 412 | ||
408 | /** Show cursor if cursor showing is enabled */ |
413 | /** Show cursor if cursor showing is enabled */ |
409 | static void cursor_print(int vp) |
414 | static void cursor_print(int vp) |
410 | { |
415 | { |
411 | viewport_t *vport = &viewports[vp]; |
416 | viewport_t *vport = &viewports[vp]; |
412 | 417 | ||
413 | /* Do not check for cursor_shown */ |
418 | /* Do not check for cursor_shown */ |
414 | if (vport->cursor_active) { |
419 | if (vport->cursor_active) { |
415 | invert_char(vp, vport->cur_row, vport->cur_col); |
420 | invert_char(vp, vport->cur_row, vport->cur_col); |
416 | vport->cursor_shown = 1; |
421 | vport->cursor_shown = 1; |
417 | } |
422 | } |
418 | } |
423 | } |
419 | 424 | ||
420 | /** Invert cursor, if it is enabled */ |
425 | /** Invert cursor, if it is enabled */ |
421 | static void cursor_blink(int vp) |
426 | static void cursor_blink(int vp) |
422 | { |
427 | { |
423 | viewport_t *vport = &viewports[vp]; |
428 | viewport_t *vport = &viewports[vp]; |
424 | 429 | ||
425 | if (vport->cursor_shown) |
430 | if (vport->cursor_shown) |
426 | cursor_hide(vp); |
431 | cursor_hide(vp); |
427 | else |
432 | else |
428 | cursor_print(vp); |
433 | cursor_print(vp); |
429 | } |
434 | } |
430 | 435 | ||
431 | /** Draw character at given position relative to viewport |
436 | /** Draw character at given position relative to viewport |
432 | * |
437 | * |
433 | * @param vp Viewport identification |
438 | * @param vp Viewport identification |
434 | * @param c Character to print |
439 | * @param c Character to print |
435 | * @param row Screen position relative to viewport |
440 | * @param row Screen position relative to viewport |
436 | * @param col Screen position relative to viewport |
441 | * @param col Screen position relative to viewport |
437 | * @param transparent If false, print background color with character |
442 | * @param transparent If false, print background color with character |
438 | */ |
443 | */ |
439 | static void draw_char(int vp, char c, unsigned int row, unsigned int col, style_t style, int transparent) |
444 | static void draw_char(int vp, char c, unsigned int row, unsigned int col, style_t style, int transparent) |
440 | { |
445 | { |
441 | viewport_t *vport = &viewports[vp]; |
446 | viewport_t *vport = &viewports[vp]; |
442 | 447 | ||
443 | /* Optimize - do not hide cursor if we are going to overwrite it */ |
448 | /* Optimize - do not hide cursor if we are going to overwrite it */ |
444 | if (vport->cursor_active && vport->cursor_shown && |
449 | if (vport->cursor_active && vport->cursor_shown && |
445 | (vport->cur_col != col || vport->cur_row != row)) |
450 | (vport->cur_col != col || vport->cur_row != row)) |
446 | invert_char(vp, vport->cur_row, vport->cur_col); |
451 | invert_char(vp, vport->cur_row, vport->cur_col); |
447 | 452 | ||
448 | draw_glyph(vp, c, col * COL_WIDTH, row * FONT_SCANLINES, style, transparent); |
453 | draw_glyph(vp, c, col * COL_WIDTH, row * FONT_SCANLINES, style, transparent); |
449 | 454 | ||
450 | vport->cur_col = col; |
455 | vport->cur_col = col; |
451 | vport->cur_row = row; |
456 | vport->cur_row = row; |
452 | 457 | ||
453 | vport->cur_col++; |
458 | vport->cur_col++; |
454 | if (vport->cur_col>= vport->cols) { |
459 | if (vport->cur_col>= vport->cols) { |
455 | vport->cur_col = 0; |
460 | vport->cur_col = 0; |
456 | vport->cur_row++; |
461 | vport->cur_row++; |
457 | if (vport->cur_row >= vport->rows) |
462 | if (vport->cur_row >= vport->rows) |
458 | vport->cur_row--; |
463 | vport->cur_row--; |
459 | } |
464 | } |
460 | cursor_print(vp); |
465 | cursor_print(vp); |
461 | } |
466 | } |
462 | 467 | ||
463 | /** Draw text data to viewport |
468 | /** Draw text data to viewport |
464 | * |
469 | * |
465 | * @param vp Viewport id |
470 | * @param vp Viewport id |
466 | * @param data Text data fitting exactly into viewport |
471 | * @param data Text data fitting exactly into viewport |
467 | */ |
472 | */ |
468 | static void draw_text_data(int vp, keyfield_t *data) |
473 | static void draw_text_data(int vp, keyfield_t *data) |
469 | { |
474 | { |
470 | viewport_t *vport = &viewports[vp]; |
475 | viewport_t *vport = &viewports[vp]; |
471 | int i; |
476 | int i; |
472 | char c; |
477 | char c; |
473 | int col,row; |
478 | int col,row; |
474 | 479 | ||
475 | clear_port(vp); |
480 | clear_port(vp); |
476 | for (i=0; i < vport->cols * vport->rows; i++) { |
481 | for (i=0; i < vport->cols * vport->rows; i++) { |
477 | if (data[i].character == ' ' && style_same(data[i].style,vport->style)) |
482 | if (data[i].character == ' ' && style_same(data[i].style,vport->style)) |
478 | continue; |
483 | continue; |
479 | col = i % vport->cols; |
484 | col = i % vport->cols; |
480 | row = i / vport->cols; |
485 | row = i / vport->cols; |
481 | draw_glyph(vp, data[i].character, col * COL_WIDTH, row * FONT_SCANLINES, |
486 | draw_glyph(vp, data[i].character, col * COL_WIDTH, row * FONT_SCANLINES, |
482 | data[i].style, style_same(data[i].style,vport->style)); |
487 | data[i].style, style_same(data[i].style,vport->style)); |
483 | } |
488 | } |
484 | cursor_print(vp); |
489 | cursor_print(vp); |
485 | } |
490 | } |
486 | 491 | ||
487 | 492 | ||
488 | /** Return first free pixmap */ |
493 | /** Return first free pixmap */ |
489 | static int find_free_pixmap(void) |
494 | static int find_free_pixmap(void) |
490 | { |
495 | { |
491 | int i; |
496 | int i; |
492 | 497 | ||
493 | for (i=0;i < MAX_PIXMAPS;i++) |
498 | for (i=0;i < MAX_PIXMAPS;i++) |
494 | if (!pixmaps[i].data) |
499 | if (!pixmaps[i].data) |
495 | return i; |
500 | return i; |
496 | return -1; |
501 | return -1; |
497 | } |
502 | } |
498 | 503 | ||
499 | static void putpixel_pixmap(int pm, unsigned int x, unsigned int y, int color) |
504 | static void putpixel_pixmap(int pm, unsigned int x, unsigned int y, int color) |
500 | { |
505 | { |
501 | pixmap_t *pmap = &pixmaps[pm]; |
506 | pixmap_t *pmap = &pixmaps[pm]; |
502 | int pos = (y * pmap->width + x) * screen.pixelbytes; |
507 | int pos = (y * pmap->width + x) * screen.pixelbytes; |
503 | 508 | ||
504 | (*screen.rgb2scr)(&pmap->data[pos],color); |
509 | (*screen.rgb2scr)(&pmap->data[pos],color); |
505 | } |
510 | } |
506 | 511 | ||
507 | /** Create a new pixmap and return appropriate ID */ |
512 | /** Create a new pixmap and return appropriate ID */ |
508 | static int shm2pixmap(char *shm, size_t size) |
513 | static int shm2pixmap(char *shm, size_t size) |
509 | { |
514 | { |
510 | int pm; |
515 | int pm; |
511 | pixmap_t *pmap; |
516 | pixmap_t *pmap; |
512 | 517 | ||
513 | pm = find_free_pixmap(); |
518 | pm = find_free_pixmap(); |
514 | if (pm == -1) |
519 | if (pm == -1) |
515 | return ELIMIT; |
520 | return ELIMIT; |
516 | pmap = &pixmaps[pm]; |
521 | pmap = &pixmaps[pm]; |
517 | 522 | ||
518 | if (ppm_get_data(shm, size, &pmap->width, &pmap->height)) |
523 | if (ppm_get_data(shm, size, &pmap->width, &pmap->height)) |
519 | return EINVAL; |
524 | return EINVAL; |
520 | 525 | ||
521 | pmap->data = malloc(pmap->width * pmap->height * screen.pixelbytes); |
526 | pmap->data = malloc(pmap->width * pmap->height * screen.pixelbytes); |
522 | if (!pmap->data) |
527 | if (!pmap->data) |
523 | return ENOMEM; |
528 | return ENOMEM; |
524 | 529 | ||
525 | ppm_draw(shm, size, 0, 0, pmap->width, pmap->height, |
530 | ppm_draw(shm, size, 0, 0, pmap->width, pmap->height, |
526 | putpixel_pixmap, pm); |
531 | putpixel_pixmap, pm); |
527 | 532 | ||
528 | return pm; |
533 | return pm; |
529 | } |
534 | } |
530 | 535 | ||
531 | /** Handle shared memory communication calls |
536 | /** Handle shared memory communication calls |
532 | * |
537 | * |
533 | * Protocol for drawing pixmaps: |
538 | * Protocol for drawing pixmaps: |
534 | * - FB_PREPARE_SHM(client shm identification) |
539 | * - FB_PREPARE_SHM(client shm identification) |
535 | * - IPC_M_SEND_AS_AREA |
540 | * - IPC_M_SEND_AS_AREA |
536 | * - FB_DRAW_PPM(startx,starty) |
541 | * - FB_DRAW_PPM(startx,starty) |
537 | * - FB_DROP_SHM |
542 | * - FB_DROP_SHM |
538 | * |
543 | * |
539 | * Protocol for text drawing |
544 | * Protocol for text drawing |
540 | * - IPC_M_SEND_AS_AREA |
545 | * - IPC_M_SEND_AS_AREA |
541 | * - FB_DRAW_TEXT_DATA |
546 | * - FB_DRAW_TEXT_DATA |
542 | * |
547 | * |
543 | * @param callid Callid of the current call |
548 | * @param callid Callid of the current call |
544 | * @param call Current call data |
549 | * @param call Current call data |
545 | * @param vp Active viewport |
550 | * @param vp Active viewport |
546 | * @return 0 if the call was not handled byt this function, 1 otherwise |
551 | * @return 0 if the call was not handled byt this function, 1 otherwise |
547 | * |
552 | * |
548 | * note: this function is not threads safe, you would have |
553 | * note: this function is not threads safe, you would have |
549 | * to redefine static variables with __thread |
554 | * to redefine static variables with __thread |
550 | */ |
555 | */ |
551 | static int shm_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
556 | static int shm_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
552 | { |
557 | { |
553 | static keyfield_t *interbuffer = NULL; |
558 | static keyfield_t *interbuffer = NULL; |
554 | static size_t intersize = 0; |
559 | static size_t intersize = 0; |
555 | 560 | ||
556 | static char *shm = NULL; |
561 | static char *shm = NULL; |
557 | static ipcarg_t shm_id = 0; |
562 | static ipcarg_t shm_id = 0; |
558 | static size_t shm_size; |
563 | static size_t shm_size; |
559 | 564 | ||
560 | int handled = 1; |
565 | int handled = 1; |
561 | int retval = 0; |
566 | int retval = 0; |
562 | viewport_t *vport = &viewports[vp]; |
567 | viewport_t *vport = &viewports[vp]; |
563 | unsigned int x,y; |
568 | unsigned int x,y; |
564 | 569 | ||
565 | switch (IPC_GET_METHOD(*call)) { |
570 | switch (IPC_GET_METHOD(*call)) { |
566 | case IPC_M_AS_AREA_SEND: |
571 | case IPC_M_AS_AREA_SEND: |
567 | /* We accept one area for data interchange */ |
572 | /* We accept one area for data interchange */ |
568 | if (IPC_GET_ARG1(*call) == shm_id) { |
573 | if (IPC_GET_ARG1(*call) == shm_id) { |
569 | void *dest = as_get_mappable_page(IPC_GET_ARG2(*call)); |
574 | void *dest = as_get_mappable_page(IPC_GET_ARG2(*call)); |
570 | shm_size = IPC_GET_ARG2(*call); |
575 | shm_size = IPC_GET_ARG2(*call); |
571 | if (!ipc_answer_fast(callid, 0, (sysarg_t)dest, 0)) |
576 | if (!ipc_answer_fast(callid, 0, (sysarg_t)dest, 0)) |
572 | shm = dest; |
577 | shm = dest; |
573 | else |
578 | else |
574 | shm_id = 0; |
579 | shm_id = 0; |
575 | if (shm[0] != 'P') |
580 | if (shm[0] != 'P') |
576 | while (1) |
581 | while (1) |
577 | ; |
582 | ; |
578 | return 1; |
583 | return 1; |
579 | } else { |
584 | } else { |
580 | intersize = IPC_GET_ARG2(*call); |
585 | intersize = IPC_GET_ARG2(*call); |
581 | receive_comm_area(callid,call,(void **)&interbuffer); |
586 | receive_comm_area(callid,call,(void **)&interbuffer); |
582 | } |
587 | } |
583 | return 1; |
588 | return 1; |
584 | case FB_PREPARE_SHM: |
589 | case FB_PREPARE_SHM: |
585 | if (shm_id) |
590 | if (shm_id) |
586 | retval = EBUSY; |
591 | retval = EBUSY; |
587 | else |
592 | else |
588 | shm_id = IPC_GET_ARG1(*call); |
593 | shm_id = IPC_GET_ARG1(*call); |
589 | break; |
594 | break; |
590 | 595 | ||
591 | case FB_DROP_SHM: |
596 | case FB_DROP_SHM: |
592 | if (shm) { |
597 | if (shm) { |
593 | as_area_destroy(shm); |
598 | as_area_destroy(shm); |
594 | shm = NULL; |
599 | shm = NULL; |
595 | } |
600 | } |
596 | shm_id = 0; |
601 | shm_id = 0; |
597 | break; |
602 | break; |
598 | 603 | ||
599 | case FB_SHM2PIXMAP: |
604 | case FB_SHM2PIXMAP: |
600 | if (!shm) { |
605 | if (!shm) { |
601 | retval = EINVAL; |
606 | retval = EINVAL; |
602 | break; |
607 | break; |
603 | } |
608 | } |
604 | retval = shm2pixmap(shm, shm_size); |
609 | retval = shm2pixmap(shm, shm_size); |
605 | break; |
610 | break; |
606 | case FB_DRAW_PPM: |
611 | case FB_DRAW_PPM: |
607 | if (!shm) { |
612 | if (!shm) { |
608 | retval = EINVAL; |
613 | retval = EINVAL; |
609 | break; |
614 | break; |
610 | } |
615 | } |
611 | x = IPC_GET_ARG1(*call); |
616 | x = IPC_GET_ARG1(*call); |
612 | y = IPC_GET_ARG2(*call); |
617 | y = IPC_GET_ARG2(*call); |
613 | if (x > vport->width || y > vport->height) { |
618 | if (x > vport->width || y > vport->height) { |
614 | retval = EINVAL; |
619 | retval = EINVAL; |
615 | break; |
620 | break; |
616 | } |
621 | } |
617 | 622 | ||
618 | ppm_draw(shm, shm_size, IPC_GET_ARG1(*call), IPC_GET_ARG2(*call), |
623 | ppm_draw(shm, shm_size, IPC_GET_ARG1(*call), IPC_GET_ARG2(*call), |
619 | vport->width - x, vport->height - y, putpixel, vp); |
624 | vport->width - x, vport->height - y, putpixel, vp); |
620 | break; |
625 | break; |
621 | case FB_DRAW_TEXT_DATA: |
626 | case FB_DRAW_TEXT_DATA: |
622 | if (!interbuffer) { |
627 | if (!interbuffer) { |
623 | retval = EINVAL; |
628 | retval = EINVAL; |
624 | break; |
629 | break; |
625 | } |
630 | } |
626 | if (intersize < vport->cols*vport->rows*sizeof(*interbuffer)) { |
631 | if (intersize < vport->cols*vport->rows*sizeof(*interbuffer)) { |
627 | retval = EINVAL; |
632 | retval = EINVAL; |
628 | break; |
633 | break; |
629 | } |
634 | } |
630 | draw_text_data(vp, interbuffer); |
635 | draw_text_data(vp, interbuffer); |
631 | break; |
636 | break; |
632 | default: |
637 | default: |
633 | handled = 0; |
638 | handled = 0; |
634 | } |
639 | } |
635 | 640 | ||
636 | if (handled) |
641 | if (handled) |
637 | ipc_answer_fast(callid, retval, 0, 0); |
642 | ipc_answer_fast(callid, retval, 0, 0); |
638 | return handled; |
643 | return handled; |
639 | } |
644 | } |
640 | 645 | ||
641 | /** Save viewport to pixmap */ |
646 | /** Save viewport to pixmap */ |
642 | static int save_vp_to_pixmap(int vp) |
647 | static int save_vp_to_pixmap(int vp) |
643 | { |
648 | { |
644 | int pm; |
649 | int pm; |
645 | pixmap_t *pmap; |
650 | pixmap_t *pmap; |
646 | viewport_t *vport = &viewports[vp]; |
651 | viewport_t *vport = &viewports[vp]; |
647 | int x,y; |
652 | int x,y; |
648 | int rowsize; |
653 | int rowsize; |
649 | int tmp; |
654 | int tmp; |
650 | 655 | ||
651 | pm = find_free_pixmap(); |
656 | pm = find_free_pixmap(); |
652 | if (pm == -1) |
657 | if (pm == -1) |
653 | return ELIMIT; |
658 | return ELIMIT; |
654 | 659 | ||
655 | pmap = &pixmaps[pm]; |
660 | pmap = &pixmaps[pm]; |
656 | pmap->data = malloc(screen.pixelbytes * vport->width * vport->height); |
661 | pmap->data = malloc(screen.pixelbytes * vport->width * vport->height); |
657 | if (!pmap->data) |
662 | if (!pmap->data) |
658 | return ENOMEM; |
663 | return ENOMEM; |
659 | 664 | ||
660 | pmap->width = vport->width; |
665 | pmap->width = vport->width; |
661 | pmap->height = vport->height; |
666 | pmap->height = vport->height; |
662 | 667 | ||
663 | rowsize = vport->width * screen.pixelbytes; |
668 | rowsize = vport->width * screen.pixelbytes; |
664 | for (y=0;y < vport->height; y++) { |
669 | for (y=0;y < vport->height; y++) { |
665 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
670 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
666 | memcpy(pmap->data + rowsize*y, screen.fbaddress + tmp, rowsize); |
671 | memcpy(pmap->data + rowsize*y, screen.fbaddress + tmp, rowsize); |
667 | } |
672 | } |
668 | return pm; |
673 | return pm; |
669 | } |
674 | } |
670 | 675 | ||
671 | /** Draw pixmap on screen |
676 | /** Draw pixmap on screen |
672 | * |
677 | * |
673 | * @param vp Viewport to draw on |
678 | * @param vp Viewport to draw on |
674 | * @param pm Pixmap identifier |
679 | * @param pm Pixmap identifier |
675 | */ |
680 | */ |
676 | static int draw_pixmap(int vp, int pm) |
681 | static int draw_pixmap(int vp, int pm) |
677 | { |
682 | { |
678 | pixmap_t *pmap = &pixmaps[pm]; |
683 | pixmap_t *pmap = &pixmaps[pm]; |
679 | viewport_t *vport = &viewports[vp]; |
684 | viewport_t *vport = &viewports[vp]; |
680 | int x,y; |
685 | int x,y; |
681 | int tmp, srcrowsize; |
686 | int tmp, srcrowsize; |
682 | int realwidth, realheight, realrowsize; |
687 | int realwidth, realheight, realrowsize; |
683 | 688 | ||
684 | if (!pmap->data) |
689 | if (!pmap->data) |
685 | return EINVAL; |
690 | return EINVAL; |
686 | 691 | ||
687 | realwidth = pmap->width <= vport->width ? pmap->width : vport->width; |
692 | realwidth = pmap->width <= vport->width ? pmap->width : vport->width; |
688 | realheight = pmap->height <= vport->height ? pmap->height : vport->height; |
693 | realheight = pmap->height <= vport->height ? pmap->height : vport->height; |
689 | 694 | ||
690 | srcrowsize = vport->width * screen.pixelbytes; |
695 | srcrowsize = vport->width * screen.pixelbytes; |
691 | realrowsize = realwidth * screen.pixelbytes; |
696 | realrowsize = realwidth * screen.pixelbytes; |
692 | 697 | ||
693 | for (y=0; y < realheight; y++) { |
698 | for (y=0; y < realheight; y++) { |
694 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
699 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
695 | memcpy(screen.fbaddress + tmp, pmap->data + y * srcrowsize, realrowsize); |
700 | memcpy(screen.fbaddress + tmp, pmap->data + y * srcrowsize, realrowsize); |
696 | } |
701 | } |
697 | } |
702 | } |
698 | 703 | ||
699 | /** Handler for messages concerning pixmap handling */ |
704 | /** Handler for messages concerning pixmap handling */ |
700 | static int pixmap_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
705 | static int pixmap_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
701 | { |
706 | { |
702 | int handled = 1; |
707 | int handled = 1; |
703 | int retval = 0; |
708 | int retval = 0; |
704 | int i,nvp; |
709 | int i,nvp; |
705 | 710 | ||
706 | switch (IPC_GET_METHOD(*call)) { |
711 | switch (IPC_GET_METHOD(*call)) { |
707 | case FB_VP_DRAW_PIXMAP: |
712 | case FB_VP_DRAW_PIXMAP: |
708 | nvp = IPC_GET_ARG1(*call); |
713 | nvp = IPC_GET_ARG1(*call); |
709 | if (nvp == -1) |
714 | if (nvp == -1) |
710 | nvp = vp; |
715 | nvp = vp; |
711 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) { |
716 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) { |
712 | retval = EINVAL; |
717 | retval = EINVAL; |
713 | break; |
718 | break; |
714 | } |
719 | } |
715 | i = IPC_GET_ARG2(*call); |
720 | i = IPC_GET_ARG2(*call); |
716 | retval = draw_pixmap(nvp, i); |
721 | retval = draw_pixmap(nvp, i); |
717 | break; |
722 | break; |
718 | case FB_VP2PIXMAP: |
723 | case FB_VP2PIXMAP: |
719 | nvp = IPC_GET_ARG1(*call); |
724 | nvp = IPC_GET_ARG1(*call); |
720 | if (nvp == -1) |
725 | if (nvp == -1) |
721 | nvp = vp; |
726 | nvp = vp; |
722 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) |
727 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) |
723 | retval = EINVAL; |
728 | retval = EINVAL; |
724 | else |
729 | else |
725 | retval = save_vp_to_pixmap(nvp); |
730 | retval = save_vp_to_pixmap(nvp); |
726 | break; |
731 | break; |
727 | case FB_DROP_PIXMAP: |
732 | case FB_DROP_PIXMAP: |
728 | i = IPC_GET_ARG1(*call); |
733 | i = IPC_GET_ARG1(*call); |
729 | if (i >= MAX_PIXMAPS) { |
734 | if (i >= MAX_PIXMAPS) { |
730 | retval = EINVAL; |
735 | retval = EINVAL; |
731 | break; |
736 | break; |
732 | } |
737 | } |
733 | if (pixmaps[i].data) { |
738 | if (pixmaps[i].data) { |
734 | free(pixmaps[i].data); |
739 | free(pixmaps[i].data); |
735 | pixmaps[i].data = NULL; |
740 | pixmaps[i].data = NULL; |
736 | } |
741 | } |
737 | break; |
742 | break; |
738 | default: |
743 | default: |
739 | handled = 0; |
744 | handled = 0; |
740 | } |
745 | } |
741 | 746 | ||
742 | if (handled) |
747 | if (handled) |
743 | ipc_answer_fast(callid, retval, 0, 0); |
748 | ipc_answer_fast(callid, retval, 0, 0); |
744 | return handled; |
749 | return handled; |
745 | 750 | ||
746 | } |
751 | } |
747 | 752 | ||
748 | /** Function for handling connections to FB |
753 | /** Function for handling connections to FB |
749 | * |
754 | * |
750 | */ |
755 | */ |
751 | static void fb_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
756 | static void fb_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
752 | { |
757 | { |
753 | ipc_callid_t callid; |
758 | ipc_callid_t callid; |
754 | ipc_call_t call; |
759 | ipc_call_t call; |
755 | int retval; |
760 | int retval; |
756 | int i; |
761 | int i; |
757 | unsigned int row,col; |
762 | unsigned int row,col; |
758 | char c; |
763 | char c; |
759 | 764 | ||
760 | int vp = 0; |
765 | int vp = 0; |
761 | viewport_t *vport = &viewports[0]; |
766 | viewport_t *vport = &viewports[0]; |
762 | 767 | ||
763 | if (client_connected) { |
768 | if (client_connected) { |
764 | ipc_answer_fast(iid, ELIMIT, 0,0); |
769 | ipc_answer_fast(iid, ELIMIT, 0,0); |
765 | return; |
770 | return; |
766 | } |
771 | } |
767 | client_connected = 1; |
772 | client_connected = 1; |
768 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
773 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
769 | 774 | ||
770 | while (1) { |
775 | while (1) { |
771 | callid = async_get_call_timeout(&call,250000); |
776 | callid = async_get_call_timeout(&call,250000); |
772 | if (!callid) { |
777 | if (!callid) { |
773 | cursor_blink(vp); |
778 | cursor_blink(vp); |
774 | continue; |
779 | continue; |
775 | } |
780 | } |
776 | if (shm_handle(callid, &call, vp)) |
781 | if (shm_handle(callid, &call, vp)) |
777 | continue; |
782 | continue; |
778 | if (pixmap_handle(callid, &call, vp)) |
783 | if (pixmap_handle(callid, &call, vp)) |
779 | continue; |
784 | continue; |
780 | 785 | ||
781 | switch (IPC_GET_METHOD(call)) { |
786 | switch (IPC_GET_METHOD(call)) { |
782 | case IPC_M_PHONE_HUNGUP: |
787 | case IPC_M_PHONE_HUNGUP: |
783 | client_connected = 0; |
788 | client_connected = 0; |
784 | /* cleanup other viewports */ |
789 | /* cleanup other viewports */ |
785 | for (i=1; i < MAX_VIEWPORTS; i++) |
790 | for (i=1; i < MAX_VIEWPORTS; i++) |
786 | vport->initialized = 0; |
791 | vport->initialized = 0; |
787 | ipc_answer_fast(callid,0,0,0); |
792 | ipc_answer_fast(callid,0,0,0); |
788 | return; /* Exit thread */ |
793 | return; /* Exit thread */ |
789 | 794 | ||
790 | case FB_PUTCHAR: |
795 | case FB_PUTCHAR: |
791 | case FB_TRANS_PUTCHAR: |
796 | case FB_TRANS_PUTCHAR: |
792 | c = IPC_GET_ARG1(call); |
797 | c = IPC_GET_ARG1(call); |
793 | row = IPC_GET_ARG2(call); |
798 | row = IPC_GET_ARG2(call); |
794 | col = IPC_GET_ARG3(call); |
799 | col = IPC_GET_ARG3(call); |
795 | if (row >= vport->rows || col >= vport->cols) { |
800 | if (row >= vport->rows || col >= vport->cols) { |
796 | retval = EINVAL; |
801 | retval = EINVAL; |
797 | break; |
802 | break; |
798 | } |
803 | } |
799 | ipc_answer_fast(callid,0,0,0); |
804 | ipc_answer_fast(callid,0,0,0); |
800 | 805 | ||
801 | draw_char(vp, c, row, col, vport->style, IPC_GET_METHOD(call) == FB_TRANS_PUTCHAR); |
806 | draw_char(vp, c, row, col, vport->style, IPC_GET_METHOD(call) == FB_TRANS_PUTCHAR); |
802 | continue; /* msg already answered */ |
807 | continue; /* msg already answered */ |
803 | case FB_CLEAR: |
808 | case FB_CLEAR: |
804 | clear_port(vp); |
809 | clear_port(vp); |
805 | cursor_print(vp); |
810 | cursor_print(vp); |
806 | retval = 0; |
811 | retval = 0; |
807 | break; |
812 | break; |
808 | case FB_CURSOR_GOTO: |
813 | case FB_CURSOR_GOTO: |
809 | row = IPC_GET_ARG1(call); |
814 | row = IPC_GET_ARG1(call); |
810 | col = IPC_GET_ARG2(call); |
815 | col = IPC_GET_ARG2(call); |
811 | if (row >= vport->rows || col >= vport->cols) { |
816 | if (row >= vport->rows || col >= vport->cols) { |
812 | retval = EINVAL; |
817 | retval = EINVAL; |
813 | break; |
818 | break; |
814 | } |
819 | } |
815 | retval = 0; |
820 | retval = 0; |
816 | cursor_hide(vp); |
821 | cursor_hide(vp); |
817 | vport->cur_col = col; |
822 | vport->cur_col = col; |
818 | vport->cur_row = row; |
823 | vport->cur_row = row; |
819 | cursor_print(vp); |
824 | cursor_print(vp); |
820 | break; |
825 | break; |
821 | case FB_CURSOR_VISIBILITY: |
826 | case FB_CURSOR_VISIBILITY: |
822 | cursor_hide(vp); |
827 | cursor_hide(vp); |
823 | vport->cursor_active = IPC_GET_ARG1(call); |
828 | vport->cursor_active = IPC_GET_ARG1(call); |
824 | cursor_print(vp); |
829 | cursor_print(vp); |
825 | retval = 0; |
830 | retval = 0; |
826 | break; |
831 | break; |
827 | case FB_GET_CSIZE: |
832 | case FB_GET_CSIZE: |
828 | ipc_answer_fast(callid, 0, vport->rows, vport->cols); |
833 | ipc_answer_fast(callid, 0, vport->rows, vport->cols); |
829 | continue; |
834 | continue; |
830 | case FB_SCROLL: |
835 | case FB_SCROLL: |
831 | i = IPC_GET_ARG1(call); |
836 | i = IPC_GET_ARG1(call); |
832 | if (i > vport->rows || i < (- (int)vport->rows)) { |
837 | if (i > vport->rows || i < (- (int)vport->rows)) { |
833 | retval = EINVAL; |
838 | retval = EINVAL; |
834 | break; |
839 | break; |
835 | } |
840 | } |
836 | cursor_hide(vp); |
841 | cursor_hide(vp); |
837 | scroll_port(vp, i); |
842 | scroll_port(vp, i); |
838 | cursor_print(vp); |
843 | cursor_print(vp); |
839 | retval = 0; |
844 | retval = 0; |
840 | break; |
845 | break; |
841 | case FB_VIEWPORT_SWITCH: |
846 | case FB_VIEWPORT_SWITCH: |
842 | i = IPC_GET_ARG1(call); |
847 | i = IPC_GET_ARG1(call); |
843 | if (i < 0 || i >= MAX_VIEWPORTS) { |
848 | if (i < 0 || i >= MAX_VIEWPORTS) { |
844 | retval = EINVAL; |
849 | retval = EINVAL; |
845 | break; |
850 | break; |
846 | } |
851 | } |
847 | if (! viewports[i].initialized ) { |
852 | if (! viewports[i].initialized ) { |
848 | retval = EADDRNOTAVAIL; |
853 | retval = EADDRNOTAVAIL; |
849 | break; |
854 | break; |
850 | } |
855 | } |
851 | cursor_hide(vp); |
856 | cursor_hide(vp); |
852 | vp = i; |
857 | vp = i; |
853 | vport = &viewports[vp]; |
858 | vport = &viewports[vp]; |
854 | cursor_print(vp); |
859 | cursor_print(vp); |
855 | retval = 0; |
860 | retval = 0; |
856 | break; |
861 | break; |
857 | case FB_VIEWPORT_CREATE: |
862 | case FB_VIEWPORT_CREATE: |
858 | retval = viewport_create(IPC_GET_ARG1(call) >> 16, |
863 | retval = viewport_create(IPC_GET_ARG1(call) >> 16, |
859 | IPC_GET_ARG1(call) & 0xffff, |
864 | IPC_GET_ARG1(call) & 0xffff, |
860 | IPC_GET_ARG2(call) >> 16, |
865 | IPC_GET_ARG2(call) >> 16, |
861 | IPC_GET_ARG2(call) & 0xffff); |
866 | IPC_GET_ARG2(call) & 0xffff); |
862 | break; |
867 | break; |
863 | case FB_VIEWPORT_DELETE: |
868 | case FB_VIEWPORT_DELETE: |
864 | i = IPC_GET_ARG1(call); |
869 | i = IPC_GET_ARG1(call); |
865 | if (i < 0 || i >= MAX_VIEWPORTS) { |
870 | if (i < 0 || i >= MAX_VIEWPORTS) { |
866 | retval = EINVAL; |
871 | retval = EINVAL; |
867 | break; |
872 | break; |
868 | } |
873 | } |
869 | if (! viewports[i].initialized ) { |
874 | if (! viewports[i].initialized ) { |
870 | retval = EADDRNOTAVAIL; |
875 | retval = EADDRNOTAVAIL; |
871 | break; |
876 | break; |
872 | } |
877 | } |
873 | viewports[i].initialized = 0; |
878 | viewports[i].initialized = 0; |
874 | retval = 0; |
879 | retval = 0; |
875 | break; |
880 | break; |
876 | case FB_SET_STYLE: |
881 | case FB_SET_STYLE: |
877 | vport->style.fg_color = IPC_GET_ARG1(call); |
882 | vport->style.fg_color = IPC_GET_ARG1(call); |
878 | vport->style.bg_color = IPC_GET_ARG2(call); |
883 | vport->style.bg_color = IPC_GET_ARG2(call); |
879 | retval = 0; |
884 | retval = 0; |
880 | break; |
885 | break; |
881 | case FB_GET_RESOLUTION: |
886 | case FB_GET_RESOLUTION: |
882 | ipc_answer_fast(callid, 0, screen.xres,screen.yres); |
887 | ipc_answer_fast(callid, 0, screen.xres,screen.yres); |
883 | continue; |
888 | continue; |
884 | default: |
889 | default: |
885 | retval = ENOENT; |
890 | retval = ENOENT; |
886 | } |
891 | } |
887 | ipc_answer_fast(callid,retval,0,0); |
892 | ipc_answer_fast(callid,retval,0,0); |
888 | } |
893 | } |
889 | } |
894 | } |
890 | 895 | ||
891 | /** Initialization of framebuffer */ |
896 | /** Initialization of framebuffer */ |
892 | int fb_init(void) |
897 | int fb_init(void) |
893 | { |
898 | { |
894 | void *fb_ph_addr; |
899 | void *fb_ph_addr; |
895 | unsigned int fb_width; |
900 | unsigned int fb_width; |
896 | unsigned int fb_height; |
901 | unsigned int fb_height; |
897 | unsigned int fb_bpp; |
902 | unsigned int fb_bpp; |
898 | unsigned int fb_scanline; |
903 | unsigned int fb_scanline; |
899 | void *fb_addr; |
904 | void *fb_addr; |
900 | size_t asz; |
905 | size_t asz; |
901 | 906 | ||
902 | async_set_client_connection(fb_client_connection); |
907 | async_set_client_connection(fb_client_connection); |
903 | 908 | ||
904 | fb_ph_addr=(void *)sysinfo_value("fb.address.physical"); |
909 | fb_ph_addr=(void *)sysinfo_value("fb.address.physical"); |
905 | fb_width=sysinfo_value("fb.width"); |
910 | fb_width=sysinfo_value("fb.width"); |
906 | fb_height=sysinfo_value("fb.height"); |
911 | fb_height=sysinfo_value("fb.height"); |
907 | fb_bpp=sysinfo_value("fb.bpp"); |
912 | fb_bpp=sysinfo_value("fb.bpp"); |
908 | fb_scanline=sysinfo_value("fb.scanline"); |
913 | fb_scanline=sysinfo_value("fb.scanline"); |
909 | 914 | ||
910 | asz = fb_scanline*fb_height; |
915 | asz = fb_scanline*fb_height; |
911 | fb_addr = as_get_mappable_page(asz); |
916 | fb_addr = as_get_mappable_page(asz); |
912 | 917 | ||
913 | map_physmem(fb_ph_addr, fb_addr, ALIGN_UP(asz,PAGE_SIZE) >>PAGE_WIDTH, |
918 | map_physmem(fb_ph_addr, fb_addr, ALIGN_UP(asz,PAGE_SIZE) >>PAGE_WIDTH, |
914 | AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE); |
919 | AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE); |
915 | 920 | ||
916 | screen_init(fb_addr, fb_width, fb_height, fb_bpp, fb_scanline); |
921 | screen_init(fb_addr, fb_width, fb_height, fb_bpp, fb_scanline); |
917 | 922 | ||
918 | return 0; |
923 | return 0; |
919 | } |
924 | } |
920 | 925 | ||
921 | 926 |