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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 (*putpixel_fn_t)(unsigned int x, unsigned int y, int color); |
57 | typedef void (*conv2scr_fn_t)(void *, int); |
58 | typedef int (*getpixel_fn_t)(unsigned int x, unsigned int y); |
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 | putpixel_fn_t putpixel; |
68 | conv2scr_fn_t rgb2scr; |
69 | getpixel_fn_t getpixel; |
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 | void *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 | /** Put pixel - 24-bit depth, 1 free byte */ |
113 | /* Conversion routines between different color representations */ |
114 | static void putpixel_4byte(unsigned int x, unsigned int y, int color) |
114 | static void rgb_4byte(void *dst, int rgb) |
115 | { |
115 | { |
116 | *((__u32 *)(screen.fbaddress + POINTPOS(x, y))) = color; |
116 | *(int *)dst = rgb; |
117 | } |
117 | } |
118 | 118 | ||
119 | /** Return pixel color - 24-bit depth, 1 free byte */ |
- | |
120 | static int getpixel_4byte(unsigned int x, unsigned int y) |
119 | static int byte4_rgb(void *src) |
121 | { |
120 | { |
122 | return *((__u32 *)(screen.fbaddress + POINTPOS(x, y))) & 0xffffff; |
121 | return (*(int *)src) & 0xffffff; |
123 | } |
122 | } |
124 | 123 | ||
125 | /** Put pixel - 24-bit depth */ |
- | |
126 | static void putpixel_3byte(unsigned int x, unsigned int y, int color) |
124 | static void rgb_3byte(void *dst, int rgb) |
127 | { |
125 | { |
128 | unsigned int startbyte = POINTPOS(x, y); |
126 | __u8 *scr = dst; |
129 | - | ||
130 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
127 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
131 | screen.fbaddress[startbyte] = RED(color, 8); |
128 | scr[0] = RED(rgb, 8); |
132 | screen.fbaddress[startbyte + 1] = GREEN(color, 8); |
129 | scr[1] = GREEN(rgb, 8); |
133 | screen.fbaddress[startbyte + 2] = BLUE(color, 8); |
130 | scr[2] = BLUE(rgb, 8); |
134 | #else |
131 | #else |
135 | screen.fbaddress[startbyte + 2] = RED(color, 8); |
132 | scr[2] = RED(rgb, 8); |
136 | screen.fbaddress[startbyte + 1] = GREEN(color, 8); |
133 | scr[1] = GREEN(rgb, 8); |
137 | screen.fbaddress[startbyte + 0] = BLUE(color, 8); |
134 | scr[0] = BLUE(rgb, 8); |
138 | #endif |
135 | #endif |
139 | 136 | ||
- | 137 | ||
140 | } |
138 | } |
141 | 139 | ||
142 | /** Return pixel color - 24-bit depth */ |
- | |
143 | static int getpixel_3byte(unsigned int x, unsigned int y) |
140 | static int byte3_rgb(void *src) |
144 | { |
141 | { |
145 | unsigned int startbyte = POINTPOS(x, y); |
142 | __u8 *scr = src; |
146 | - | ||
147 | - | ||
148 | - | ||
149 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
143 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
150 | return screen.fbaddress[startbyte] << 16 | screen.fbaddress[startbyte + 1] << 8 | screen.fbaddress[startbyte + 2]; |
144 | return scr[0] << 16 | scr[1] << 8 | scr[2]; |
151 | #else |
145 | #else |
152 | return screen.fbaddress[startbyte + 2] << 16 | screen.fbaddress[startbyte + 1] << 8 | screen.fbaddress[startbyte + 0]; |
146 | return scr[2] << 16 | scr[1] << 8 | scr[0]; |
153 | #endif |
147 | #endif |
154 | - | ||
155 | - | ||
156 | } |
148 | } |
157 | 149 | ||
158 | /** Put pixel - 16-bit depth (5:6:5) */ |
150 | /** 16-bit depth (5:6:5) */ |
159 | static void putpixel_2byte(unsigned int x, unsigned int y, int color) |
151 | static void rgb_2byte(void *dst, int rgb) |
160 | { |
152 | { |
161 | /* 5-bit, 6-bits, 5-bits */ |
153 | /* 5-bit, 6-bits, 5-bits */ |
162 | *((__u16 *)(screen.fbaddress + POINTPOS(x, y))) = RED(color, 5) << 11 | GREEN(color, 6) << 5 | BLUE(color, 5); |
154 | *((__u16 *)(dst)) = RED(rgb, 5) << 11 | GREEN(rgb, 6) << 5 | BLUE(rgb, 5); |
163 | } |
155 | } |
164 | 156 | ||
165 | /** Return pixel color - 16-bit depth (5:6:5) */ |
157 | /** 16-bit depth (5:6:5) */ |
166 | static int getpixel_2byte(unsigned int x, unsigned int y) |
158 | static int byte2_rgb(void *src) |
167 | { |
159 | { |
168 | int color = *((__u16 *)(screen.fbaddress + POINTPOS(x, y))); |
160 | int color = *(__u16 *)(src); |
169 | 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); |
170 | } |
162 | } |
171 | 163 | ||
172 | /** Put pixel - 8-bit depth (3:2:3) */ |
164 | /** Put pixel - 8-bit depth (3:2:3) */ |
173 | static void putpixel_1byte(unsigned int x, unsigned int y, int color) |
165 | static void rgb_1byte(void *dst, int rgb) |
174 | { |
166 | { |
175 | screen.fbaddress[POINTPOS(x, y)] = RED(color, 3) << 5 | GREEN(color, 2) << 3 | BLUE(color, 3); |
167 | *(__u8 *)dst = RED(rgb, 3) << 5 | GREEN(rgb, 2) << 3 | BLUE(rgb, 3); |
176 | } |
168 | } |
177 | 169 | ||
178 | /** Return pixel color - 8-bit depth (3:2:3) */ |
170 | /** Return pixel color - 8-bit depth (3:2:3) */ |
179 | static int getpixel_1byte(unsigned int x, unsigned int y) |
171 | static int byte1_rgb(void *src) |
180 | { |
172 | { |
181 | int color = screen.fbaddress[POINTPOS(x, y)]; |
173 | int color = *(__u8 *)src; |
182 | 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); |
183 | } |
175 | } |
184 | 176 | ||
185 | /** Put pixel into viewport |
177 | /** Put pixel into viewport |
186 | * |
178 | * |
187 | * @param vp Viewport identification |
179 | * @param vp Viewport identification |
188 | * @param x X coord relative to viewport |
180 | * @param x X coord relative to viewport |
189 | * @param y Y coord relative to viewport |
181 | * @param y Y coord relative to viewport |
190 | * @param color RGB color |
182 | * @param color RGB color |
191 | */ |
183 | */ |
192 | 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) |
193 | { |
185 | { |
- | 186 | int dx = viewports[vp].x + x; |
|
- | 187 | int dy = viewports[vp].y + y; |
|
194 | screen.putpixel(viewports[vp].x + x, viewports[vp].y + y, color); |
188 | (*screen.rgb2scr)(&screen.fbaddress[POINTPOS(dx,dy)],color); |
195 | } |
189 | } |
196 | /** Get pixel from viewport */ |
190 | /** Get pixel from viewport */ |
197 | static int getpixel(int vp, unsigned int x, unsigned int y) |
191 | static int getpixel(int vp, unsigned int x, unsigned int y) |
198 | { |
192 | { |
- | 193 | int dx = viewports[vp].x + x; |
|
- | 194 | int dy = viewports[vp].y + y; |
|
- | 195 | ||
199 | return screen.getpixel(viewports[vp].x + x, viewports[vp].y + y); |
196 | return (*screen.scr2rgb)(&screen.fbaddress[POINTPOS(dx,dy)]); |
200 | } |
197 | } |
201 | 198 | ||
202 | /** Fill line with color BGCOLOR */ |
199 | /** Fill line with color BGCOLOR */ |
203 | static void clear_line(int vp, unsigned int y) |
200 | static void clear_line(int vp, unsigned int y) |
204 | { |
201 | { |
205 | unsigned int x; |
202 | unsigned int x; |
206 | for (x = 0; x < viewports[vp].width; x++) |
203 | for (x = 0; x < viewports[vp].width; x++) |
207 | putpixel(vp, x, y, viewports[vp].style.bg_color); |
204 | putpixel(vp, x, y, viewports[vp].style.bg_color); |
208 | } |
205 | } |
209 | 206 | ||
210 | /** Fill viewport with background color */ |
207 | /** Fill viewport with background color */ |
211 | static void clear_port(int vp) |
208 | static void clear_port(int vp) |
212 | { |
209 | { |
213 | unsigned int y; |
210 | unsigned int y; |
214 | 211 | ||
215 | clear_line(vp, 0); |
212 | clear_line(vp, 0); |
216 | for (y = viewports[vp].y+1; y < viewports[vp].y+viewports[vp].height; y++) { |
213 | for (y = viewports[vp].y+1; y < viewports[vp].y+viewports[vp].height; y++) { |
217 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
214 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
218 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
215 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
219 | screen.pixelbytes * viewports[vp].width); |
216 | screen.pixelbytes * viewports[vp].width); |
220 | } |
217 | } |
221 | } |
218 | } |
222 | 219 | ||
223 | /** Scroll port up/down |
220 | /** Scroll port up/down |
224 | * |
221 | * |
225 | * @param vp Viewport to scroll |
222 | * @param vp Viewport to scroll |
226 | * @param rows Positive number - scroll up, negative - scroll down |
223 | * @param rows Positive number - scroll up, negative - scroll down |
227 | */ |
224 | */ |
228 | static void scroll_port(int vp, int rows) |
225 | static void scroll_port(int vp, int rows) |
229 | { |
226 | { |
230 | int y; |
227 | int y; |
231 | int startline; |
228 | int startline; |
232 | int endline; |
229 | int endline; |
233 | 230 | ||
234 | if (rows > 0) { |
231 | if (rows > 0) { |
235 | for (y=viewports[vp].y; y < viewports[vp].y+viewports[vp].height - rows*FONT_SCANLINES; y++) |
232 | for (y=viewports[vp].y; y < viewports[vp].y+viewports[vp].height - rows*FONT_SCANLINES; y++) |
236 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
233 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
237 | &screen.fbaddress[POINTPOS(viewports[vp].x,y + rows*FONT_SCANLINES)], |
234 | &screen.fbaddress[POINTPOS(viewports[vp].x,y + rows*FONT_SCANLINES)], |
238 | screen.pixelbytes * viewports[vp].width); |
235 | screen.pixelbytes * viewports[vp].width); |
239 | /* Clear last row */ |
236 | /* Clear last row */ |
240 | startline = viewports[vp].y+FONT_SCANLINES*(viewports[vp].rows-1); |
237 | startline = viewports[vp].y+FONT_SCANLINES*(viewports[vp].rows-1); |
241 | endline = viewports[vp].y + viewports[vp].height; |
238 | endline = viewports[vp].y + viewports[vp].height; |
242 | clear_line(vp, startline); |
239 | clear_line(vp, startline); |
243 | for (y=startline+1;y < endline; y++) |
240 | for (y=startline+1;y < endline; y++) |
244 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
241 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
245 | &screen.fbaddress[POINTPOS(viewports[vp].x,startline)], |
242 | &screen.fbaddress[POINTPOS(viewports[vp].x,startline)], |
246 | screen.pixelbytes * viewports[vp].width); |
243 | screen.pixelbytes * viewports[vp].width); |
247 | 244 | ||
248 | } else if (rows < 0) { |
245 | } else if (rows < 0) { |
249 | rows = -rows; |
246 | rows = -rows; |
250 | for (y=viewports[vp].y + viewports[vp].height-1; y >= viewports[vp].y + rows*FONT_SCANLINES; y--) |
247 | for (y=viewports[vp].y + viewports[vp].height-1; y >= viewports[vp].y + rows*FONT_SCANLINES; y--) |
251 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
248 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
252 | &screen.fbaddress[POINTPOS(viewports[vp].x,y - rows*FONT_SCANLINES)], |
249 | &screen.fbaddress[POINTPOS(viewports[vp].x,y - rows*FONT_SCANLINES)], |
253 | screen.pixelbytes * viewports[vp].width); |
250 | screen.pixelbytes * viewports[vp].width); |
254 | /* Clear first row */ |
251 | /* Clear first row */ |
255 | clear_line(0, viewports[vp].style.bg_color); |
252 | clear_line(0, viewports[vp].style.bg_color); |
256 | for (y=1;y < rows*FONT_SCANLINES; y++) |
253 | for (y=1;y < rows*FONT_SCANLINES; y++) |
257 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y+y)], |
254 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y+y)], |
258 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
255 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
259 | screen.pixelbytes * viewports[vp].width); |
256 | screen.pixelbytes * viewports[vp].width); |
260 | } |
257 | } |
261 | } |
258 | } |
262 | 259 | ||
263 | static void invert_pixel(int vp,unsigned int x, unsigned int y) |
260 | static void invert_pixel(int vp,unsigned int x, unsigned int y) |
264 | { |
261 | { |
265 | putpixel(vp, x, y, ~getpixel(vp, x, y)); |
262 | putpixel(vp, x, y, ~getpixel(vp, x, y)); |
266 | } |
263 | } |
267 | 264 | ||
268 | 265 | ||
269 | /***************************************************************/ |
266 | /***************************************************************/ |
270 | /* Character-console functions */ |
267 | /* Character-console functions */ |
271 | 268 | ||
272 | /** Draw character at given position */ |
269 | /** Draw character at given position */ |
273 | static void draw_glyph(int vp,__u8 glyph, unsigned int sx, unsigned int sy, style_t style) |
270 | static void draw_glyph(int vp,__u8 glyph, unsigned int sx, unsigned int sy, style_t style) |
274 | { |
271 | { |
275 | int i; |
272 | int i; |
276 | unsigned int y; |
273 | unsigned int y; |
277 | unsigned int glline; |
274 | unsigned int glline; |
278 | 275 | ||
279 | for (y = 0; y < FONT_SCANLINES; y++) { |
276 | for (y = 0; y < FONT_SCANLINES; y++) { |
280 | glline = fb_font[glyph * FONT_SCANLINES + y]; |
277 | glline = fb_font[glyph * FONT_SCANLINES + y]; |
281 | for (i = 0; i < 8; i++) { |
278 | for (i = 0; i < 8; i++) { |
282 | if (glline & (1 << (7 - i))) |
279 | if (glline & (1 << (7 - i))) |
283 | putpixel(vp, sx + i, sy + y, style.fg_color); |
280 | putpixel(vp, sx + i, sy + y, style.fg_color); |
284 | else |
281 | else |
285 | putpixel(vp, sx + i, sy + y, style.bg_color); |
282 | putpixel(vp, sx + i, sy + y, style.bg_color); |
286 | } |
283 | } |
287 | } |
284 | } |
288 | } |
285 | } |
289 | 286 | ||
290 | /** Invert character at given position */ |
287 | /** Invert character at given position */ |
291 | static void invert_char(int vp,unsigned int row, unsigned int col) |
288 | static void invert_char(int vp,unsigned int row, unsigned int col) |
292 | { |
289 | { |
293 | unsigned int x; |
290 | unsigned int x; |
294 | unsigned int y; |
291 | unsigned int y; |
295 | 292 | ||
296 | for (x = 0; x < COL_WIDTH; x++) |
293 | for (x = 0; x < COL_WIDTH; x++) |
297 | for (y = 0; y < FONT_SCANLINES; y++) |
294 | for (y = 0; y < FONT_SCANLINES; y++) |
298 | invert_pixel(vp, col * COL_WIDTH + x, row * FONT_SCANLINES + y); |
295 | invert_pixel(vp, col * COL_WIDTH + x, row * FONT_SCANLINES + y); |
299 | } |
296 | } |
300 | 297 | ||
301 | /***************************************************************/ |
298 | /***************************************************************/ |
302 | /* Stdout specific functions */ |
299 | /* Stdout specific functions */ |
303 | 300 | ||
304 | 301 | ||
305 | /** Create new viewport |
302 | /** Create new viewport |
306 | * |
303 | * |
307 | * @return New viewport number |
304 | * @return New viewport number |
308 | */ |
305 | */ |
309 | static int viewport_create(unsigned int x, unsigned int y,unsigned int width, |
306 | static int viewport_create(unsigned int x, unsigned int y,unsigned int width, |
310 | unsigned int height) |
307 | unsigned int height) |
311 | { |
308 | { |
312 | int i; |
309 | int i; |
313 | 310 | ||
314 | for (i=0; i < MAX_VIEWPORTS; i++) { |
311 | for (i=0; i < MAX_VIEWPORTS; i++) { |
315 | if (!viewports[i].initialized) |
312 | if (!viewports[i].initialized) |
316 | break; |
313 | break; |
317 | } |
314 | } |
318 | if (i == MAX_VIEWPORTS) |
315 | if (i == MAX_VIEWPORTS) |
319 | return ELIMIT; |
316 | return ELIMIT; |
320 | 317 | ||
321 | if (width ==0 || height == 0 || |
318 | if (width ==0 || height == 0 || |
322 | x+width > screen.xres || y+height > screen.yres) |
319 | x+width > screen.xres || y+height > screen.yres) |
323 | return EINVAL; |
320 | return EINVAL; |
324 | if (width < FONT_SCANLINES || height < COL_WIDTH) |
321 | if (width < FONT_SCANLINES || height < COL_WIDTH) |
325 | return EINVAL; |
322 | return EINVAL; |
326 | 323 | ||
327 | viewports[i].x = x; |
324 | viewports[i].x = x; |
328 | viewports[i].y = y; |
325 | viewports[i].y = y; |
329 | viewports[i].width = width; |
326 | viewports[i].width = width; |
330 | viewports[i].height = height; |
327 | viewports[i].height = height; |
331 | 328 | ||
332 | viewports[i].rows = height / FONT_SCANLINES; |
329 | viewports[i].rows = height / FONT_SCANLINES; |
333 | viewports[i].cols = width / COL_WIDTH; |
330 | viewports[i].cols = width / COL_WIDTH; |
334 | 331 | ||
335 | viewports[i].style.bg_color = DEFAULT_BGCOLOR; |
332 | viewports[i].style.bg_color = DEFAULT_BGCOLOR; |
336 | viewports[i].style.fg_color = DEFAULT_FGCOLOR; |
333 | viewports[i].style.fg_color = DEFAULT_FGCOLOR; |
337 | 334 | ||
338 | viewports[i].cur_col = 0; |
335 | viewports[i].cur_col = 0; |
339 | viewports[i].cur_row = 0; |
336 | viewports[i].cur_row = 0; |
340 | viewports[i].cursor_active = 0; |
337 | viewports[i].cursor_active = 0; |
341 | 338 | ||
342 | viewports[i].initialized = 1; |
339 | viewports[i].initialized = 1; |
343 | 340 | ||
344 | return i; |
341 | return i; |
345 | } |
342 | } |
346 | 343 | ||
347 | 344 | ||
348 | /** Initialize framebuffer as a chardev output device |
345 | /** Initialize framebuffer as a chardev output device |
349 | * |
346 | * |
350 | * @param addr Address of theframebuffer |
347 | * @param addr Address of theframebuffer |
351 | * @param x Screen width in pixels |
348 | * @param x Screen width in pixels |
352 | * @param y Screen height in pixels |
349 | * @param y Screen height in pixels |
353 | * @param bpp Bits per pixel (8, 16, 24, 32) |
350 | * @param bpp Bits per pixel (8, 16, 24, 32) |
354 | * @param scan Bytes per one scanline |
351 | * @param scan Bytes per one scanline |
355 | * |
352 | * |
356 | */ |
353 | */ |
357 | static void screen_init(void *addr, unsigned int xres, unsigned int yres, unsigned int bpp, unsigned int scan) |
354 | static void screen_init(void *addr, unsigned int xres, unsigned int yres, unsigned int bpp, unsigned int scan) |
358 | { |
355 | { |
359 | switch (bpp) { |
356 | switch (bpp) { |
360 | case 8: |
357 | case 8: |
361 | screen.putpixel = putpixel_1byte; |
358 | screen.rgb2scr = rgb_1byte; |
362 | screen.getpixel = getpixel_1byte; |
359 | screen.scr2rgb = byte1_rgb; |
363 | screen.pixelbytes = 1; |
360 | screen.pixelbytes = 1; |
364 | break; |
361 | break; |
365 | case 16: |
362 | case 16: |
366 | screen.putpixel = putpixel_2byte; |
363 | screen.rgb2scr = rgb_2byte; |
367 | screen.getpixel = getpixel_2byte; |
364 | screen.scr2rgb = byte2_rgb; |
368 | screen.pixelbytes = 2; |
365 | screen.pixelbytes = 2; |
369 | break; |
366 | break; |
370 | case 24: |
367 | case 24: |
371 | screen.putpixel = putpixel_3byte; |
368 | screen.rgb2scr = rgb_3byte; |
372 | screen.getpixel = getpixel_3byte; |
369 | screen.scr2rgb = byte3_rgb; |
373 | screen.pixelbytes = 3; |
370 | screen.pixelbytes = 3; |
374 | break; |
371 | break; |
375 | case 32: |
372 | case 32: |
376 | screen.putpixel = putpixel_4byte; |
373 | screen.rgb2scr = rgb_4byte; |
377 | screen.getpixel = getpixel_4byte; |
374 | screen.scr2rgb = byte4_rgb; |
378 | screen.pixelbytes = 4; |
375 | screen.pixelbytes = 4; |
379 | break; |
376 | break; |
380 | } |
377 | } |
381 | 378 | ||
382 | 379 | ||
383 | screen.fbaddress = (unsigned char *) addr; |
380 | screen.fbaddress = (unsigned char *) addr; |
384 | screen.xres = xres; |
381 | screen.xres = xres; |
385 | screen.yres = yres; |
382 | screen.yres = yres; |
386 | screen.scanline = scan; |
383 | screen.scanline = scan; |
387 | 384 | ||
388 | /* Create first viewport */ |
385 | /* Create first viewport */ |
389 | viewport_create(0,0,xres,yres); |
386 | viewport_create(0,0,xres,yres); |
390 | } |
387 | } |
391 | 388 | ||
392 | /** Hide cursor if it is shown */ |
389 | /** Hide cursor if it is shown */ |
393 | static void cursor_hide(int vp) |
390 | static void cursor_hide(int vp) |
394 | { |
391 | { |
395 | viewport_t *vport = &viewports[vp]; |
392 | viewport_t *vport = &viewports[vp]; |
396 | 393 | ||
397 | if (vport->cursor_active && vport->cursor_shown) { |
394 | if (vport->cursor_active && vport->cursor_shown) { |
398 | invert_char(vp, vport->cur_row, vport->cur_col); |
395 | invert_char(vp, vport->cur_row, vport->cur_col); |
399 | vport->cursor_shown = 0; |
396 | vport->cursor_shown = 0; |
400 | } |
397 | } |
401 | } |
398 | } |
402 | 399 | ||
403 | /** Show cursor if cursor showing is enabled */ |
400 | /** Show cursor if cursor showing is enabled */ |
404 | static void cursor_print(int vp) |
401 | static void cursor_print(int vp) |
405 | { |
402 | { |
406 | viewport_t *vport = &viewports[vp]; |
403 | viewport_t *vport = &viewports[vp]; |
407 | 404 | ||
408 | /* Do not check for cursor_shown */ |
405 | /* Do not check for cursor_shown */ |
409 | if (vport->cursor_active) { |
406 | if (vport->cursor_active) { |
410 | invert_char(vp, vport->cur_row, vport->cur_col); |
407 | invert_char(vp, vport->cur_row, vport->cur_col); |
411 | vport->cursor_shown = 1; |
408 | vport->cursor_shown = 1; |
412 | } |
409 | } |
413 | } |
410 | } |
414 | 411 | ||
415 | /** Invert cursor, if it is enabled */ |
412 | /** Invert cursor, if it is enabled */ |
416 | static void cursor_blink(int vp) |
413 | static void cursor_blink(int vp) |
417 | { |
414 | { |
418 | viewport_t *vport = &viewports[vp]; |
415 | viewport_t *vport = &viewports[vp]; |
419 | 416 | ||
420 | if (vport->cursor_shown) |
417 | if (vport->cursor_shown) |
421 | cursor_hide(vp); |
418 | cursor_hide(vp); |
422 | else |
419 | else |
423 | cursor_print(vp); |
420 | cursor_print(vp); |
424 | } |
421 | } |
425 | 422 | ||
426 | /** Draw character at given position relative to viewport |
423 | /** Draw character at given position relative to viewport |
427 | * |
424 | * |
428 | * @param vp Viewport identification |
425 | * @param vp Viewport identification |
429 | * @param c Character to print |
426 | * @param c Character to print |
430 | * @param row Screen position relative to viewport |
427 | * @param row Screen position relative to viewport |
431 | * @param col Screen position relative to viewport |
428 | * @param col Screen position relative to viewport |
432 | */ |
429 | */ |
433 | static void draw_char(int vp, char c, unsigned int row, unsigned int col, style_t style) |
430 | static void draw_char(int vp, char c, unsigned int row, unsigned int col, style_t style) |
434 | { |
431 | { |
435 | viewport_t *vport = &viewports[vp]; |
432 | viewport_t *vport = &viewports[vp]; |
436 | 433 | ||
437 | /* Optimize - do not hide cursor if we are going to overwrite it */ |
434 | /* Optimize - do not hide cursor if we are going to overwrite it */ |
438 | if (vport->cursor_active && vport->cursor_shown && |
435 | if (vport->cursor_active && vport->cursor_shown && |
439 | (vport->cur_col != col || vport->cur_row != row)) |
436 | (vport->cur_col != col || vport->cur_row != row)) |
440 | invert_char(vp, vport->cur_row, vport->cur_col); |
437 | invert_char(vp, vport->cur_row, vport->cur_col); |
441 | 438 | ||
442 | draw_glyph(vp, c, col * COL_WIDTH, row * FONT_SCANLINES, style); |
439 | draw_glyph(vp, c, col * COL_WIDTH, row * FONT_SCANLINES, style); |
443 | 440 | ||
444 | vport->cur_col = col; |
441 | vport->cur_col = col; |
445 | vport->cur_row = row; |
442 | vport->cur_row = row; |
446 | 443 | ||
447 | vport->cur_col++; |
444 | vport->cur_col++; |
448 | if (vport->cur_col>= vport->cols) { |
445 | if (vport->cur_col>= vport->cols) { |
449 | vport->cur_col = 0; |
446 | vport->cur_col = 0; |
450 | vport->cur_row++; |
447 | vport->cur_row++; |
451 | if (vport->cur_row >= vport->rows) |
448 | if (vport->cur_row >= vport->rows) |
452 | vport->cur_row--; |
449 | vport->cur_row--; |
453 | } |
450 | } |
454 | cursor_print(vp); |
451 | cursor_print(vp); |
455 | } |
452 | } |
456 | 453 | ||
457 | /** Draw text data to viewport |
454 | /** Draw text data to viewport |
458 | * |
455 | * |
459 | * @param vp Viewport id |
456 | * @param vp Viewport id |
460 | * @param data Text data fitting exactly into viewport |
457 | * @param data Text data fitting exactly into viewport |
461 | */ |
458 | */ |
462 | static void draw_text_data(int vp, keyfield_t *data) |
459 | static void draw_text_data(int vp, keyfield_t *data) |
463 | { |
460 | { |
464 | viewport_t *vport = &viewports[vp]; |
461 | viewport_t *vport = &viewports[vp]; |
465 | int i; |
462 | int i; |
466 | char c; |
463 | char c; |
467 | int col,row; |
464 | int col,row; |
468 | 465 | ||
469 | clear_port(vp); |
466 | clear_port(vp); |
470 | for (i=0; i < vport->cols * vport->rows; i++) { |
467 | for (i=0; i < vport->cols * vport->rows; i++) { |
471 | if (data[i].character == ' ' && style_same(data[i].style,vport->style)) |
468 | if (data[i].character == ' ' && style_same(data[i].style,vport->style)) |
472 | continue; |
469 | continue; |
473 | col = i % vport->cols; |
470 | col = i % vport->cols; |
474 | row = i / vport->cols; |
471 | row = i / vport->cols; |
475 | draw_glyph(vp, data[i].character, col * COL_WIDTH, row * FONT_SCANLINES, data[i].style); |
472 | draw_glyph(vp, data[i].character, col * COL_WIDTH, row * FONT_SCANLINES, data[i].style); |
476 | } |
473 | } |
477 | cursor_print(vp); |
474 | cursor_print(vp); |
478 | } |
475 | } |
479 | 476 | ||
- | 477 | ||
- | 478 | /** Return first free pixmap */ |
|
- | 479 | static int find_free_pixmap(void) |
|
- | 480 | { |
|
- | 481 | int i; |
|
- | 482 | ||
- | 483 | for (i=0;i < MAX_PIXMAPS;i++) |
|
- | 484 | if (!pixmaps[i].data) |
|
- | 485 | return i; |
|
- | 486 | return -1; |
|
- | 487 | } |
|
- | 488 | ||
- | 489 | static void putpixel_pixmap(int pm, unsigned int x, unsigned int y, int color) |
|
- | 490 | { |
|
- | 491 | pixmap_t *pmap = &pixmaps[pm]; |
|
- | 492 | int pos = (y * pmap->width + x) * screen.pixelbytes; |
|
- | 493 | ||
- | 494 | (*screen.rgb2scr)(&pmap->data[pos],color); |
|
- | 495 | } |
|
- | 496 | ||
- | 497 | /** Create a new pixmap and return appropriate ID */ |
|
- | 498 | static int shm2pixmap(char *shm, size_t size) |
|
- | 499 | { |
|
- | 500 | int pm; |
|
- | 501 | pixmap_t *pmap; |
|
- | 502 | ||
- | 503 | pm = find_free_pixmap(); |
|
- | 504 | if (pm == -1) |
|
- | 505 | return ELIMIT; |
|
- | 506 | pmap = &pixmaps[pm]; |
|
- | 507 | ||
- | 508 | if (ppm_get_data(shm, size, &pmap->width, &pmap->height)) |
|
- | 509 | return EINVAL; |
|
- | 510 | ||
- | 511 | pmap->data = malloc(pmap->width * pmap->height * screen.pixelbytes); |
|
- | 512 | if (!pmap->data) |
|
- | 513 | return ENOMEM; |
|
- | 514 | ||
- | 515 | ppm_draw(shm, size, 0, 0, pmap->width, pmap->height, |
|
- | 516 | putpixel_pixmap, pm); |
|
- | 517 | ||
- | 518 | return pm; |
|
- | 519 | } |
|
- | 520 | ||
480 | /** Handle shared memory communication calls |
521 | /** Handle shared memory communication calls |
481 | * |
522 | * |
482 | * Protocol for drawing pixmaps: |
523 | * Protocol for drawing pixmaps: |
483 | * - FB_PREPARE_SHM(client shm identification) |
524 | * - FB_PREPARE_SHM(client shm identification) |
484 | * - IPC_M_SEND_AS_AREA |
525 | * - IPC_M_SEND_AS_AREA |
485 | * - FB_DRAW_PPM(startx,starty) |
526 | * - FB_DRAW_PPM(startx,starty) |
486 | * - FB_DROP_SHM |
527 | * - FB_DROP_SHM |
487 | * |
528 | * |
488 | * Protocol for text drawing |
529 | * Protocol for text drawing |
489 | * - IPC_M_SEND_AS_AREA |
530 | * - IPC_M_SEND_AS_AREA |
490 | * - FB_DRAW_TEXT_DATA |
531 | * - FB_DRAW_TEXT_DATA |
491 | * |
532 | * |
492 | * @param callid Callid of the current call |
533 | * @param callid Callid of the current call |
493 | * @param call Current call data |
534 | * @param call Current call data |
494 | * @param vp Active viewport |
535 | * @param vp Active viewport |
495 | * @return 0 if the call was not handled byt this function, 1 otherwise |
536 | * @return 0 if the call was not handled byt this function, 1 otherwise |
496 | * |
537 | * |
497 | * note: this function is not threads safe, you would have |
538 | * note: this function is not threads safe, you would have |
498 | * to redefine static variables with __thread |
539 | * to redefine static variables with __thread |
499 | */ |
540 | */ |
500 | static int shm_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
541 | static int shm_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
501 | { |
542 | { |
502 | static keyfield_t *interbuffer = NULL; |
543 | static keyfield_t *interbuffer = NULL; |
503 | static size_t intersize = 0; |
544 | static size_t intersize = 0; |
504 | 545 | ||
505 | static char *pixmap = NULL; |
546 | static char *shm = NULL; |
506 | static ipcarg_t pixmap_id = 0; |
547 | static ipcarg_t shm_id = 0; |
507 | static size_t pixmap_size; |
548 | static size_t shm_size; |
508 | 549 | ||
509 | int handled = 1; |
550 | int handled = 1; |
510 | int retval = 0; |
551 | int retval = 0; |
511 | viewport_t *vport = &viewports[vp]; |
552 | viewport_t *vport = &viewports[vp]; |
512 | unsigned int x,y; |
553 | unsigned int x,y; |
513 | 554 | ||
514 | switch (IPC_GET_METHOD(*call)) { |
555 | switch (IPC_GET_METHOD(*call)) { |
515 | case IPC_M_AS_AREA_SEND: |
556 | case IPC_M_AS_AREA_SEND: |
516 | /* We accept one area for data interchange */ |
557 | /* We accept one area for data interchange */ |
517 | if (IPC_GET_ARG1(*call) == pixmap_id) { |
558 | if (IPC_GET_ARG1(*call) == shm_id) { |
518 | void *dest = as_get_mappable_page(IPC_GET_ARG2(*call)); |
559 | void *dest = as_get_mappable_page(IPC_GET_ARG2(*call)); |
519 | pixmap_size = IPC_GET_ARG2(*call); |
560 | shm_size = IPC_GET_ARG2(*call); |
520 | if (!ipc_answer_fast(callid, 0, (sysarg_t)dest, 0)) |
561 | if (!ipc_answer_fast(callid, 0, (sysarg_t)dest, 0)) |
521 | pixmap = dest; |
562 | shm = dest; |
522 | else |
563 | else |
523 | pixmap_id = 0; |
564 | shm_id = 0; |
524 | if (pixmap[0] != 'P') |
565 | if (shm[0] != 'P') |
525 | while (1) |
566 | while (1) |
526 | ; |
567 | ; |
527 | return 1; |
568 | return 1; |
528 | } else { |
569 | } else { |
529 | intersize = IPC_GET_ARG2(*call); |
570 | intersize = IPC_GET_ARG2(*call); |
530 | receive_comm_area(callid,call,(void **)&interbuffer); |
571 | receive_comm_area(callid,call,(void **)&interbuffer); |
531 | } |
572 | } |
532 | return 1; |
573 | return 1; |
533 | case FB_PREPARE_SHM: |
574 | case FB_PREPARE_SHM: |
534 | if (pixmap_id) |
575 | if (shm_id) |
535 | retval = EBUSY; |
576 | retval = EBUSY; |
536 | else |
577 | else |
537 | pixmap_id = IPC_GET_ARG1(*call); |
578 | shm_id = IPC_GET_ARG1(*call); |
538 | break; |
579 | break; |
539 | 580 | ||
540 | case FB_DROP_SHM: |
581 | case FB_DROP_SHM: |
541 | if (pixmap) { |
582 | if (shm) { |
542 | as_area_destroy(pixmap); |
583 | as_area_destroy(shm); |
543 | pixmap = NULL; |
584 | shm = NULL; |
544 | } |
585 | } |
545 | pixmap_id = 0; |
586 | shm_id = 0; |
- | 587 | break; |
|
- | 588 | ||
- | 589 | case FB_SHM2PIXMAP: |
|
- | 590 | if (!shm) { |
|
- | 591 | retval = EINVAL; |
|
- | 592 | break; |
|
- | 593 | } |
|
- | 594 | retval = shm2pixmap(shm, shm_size); |
|
546 | break; |
595 | break; |
547 | - | ||
548 | case FB_DRAW_PPM: |
596 | case FB_DRAW_PPM: |
549 | if (!pixmap) { |
597 | if (!shm) { |
550 | retval = EINVAL; |
598 | retval = EINVAL; |
551 | break; |
599 | break; |
552 | } |
600 | } |
553 | x = IPC_GET_ARG1(*call); |
601 | x = IPC_GET_ARG1(*call); |
554 | y = IPC_GET_ARG2(*call); |
602 | y = IPC_GET_ARG2(*call); |
555 | if (x > vport->width || y > vport->height) { |
603 | if (x > vport->width || y > vport->height) { |
556 | retval = EINVAL; |
604 | retval = EINVAL; |
557 | break; |
605 | break; |
558 | } |
606 | } |
559 | 607 | ||
560 | draw_ppm(pixmap, pixmap_size, IPC_GET_ARG1(*call), IPC_GET_ARG2(*call), |
608 | ppm_draw(shm, shm_size, IPC_GET_ARG1(*call), IPC_GET_ARG2(*call), |
561 | vport->width - x, vport->height - y, putpixel, vp); |
609 | vport->width - x, vport->height - y, putpixel, vp); |
562 | break; |
610 | break; |
563 | case FB_DRAW_TEXT_DATA: |
611 | case FB_DRAW_TEXT_DATA: |
564 | if (!interbuffer) { |
612 | if (!interbuffer) { |
565 | retval = EINVAL; |
613 | retval = EINVAL; |
566 | break; |
614 | break; |
567 | } |
615 | } |
568 | if (intersize < vport->cols*vport->rows*sizeof(*interbuffer)) { |
616 | if (intersize < vport->cols*vport->rows*sizeof(*interbuffer)) { |
569 | retval = EINVAL; |
617 | retval = EINVAL; |
570 | break; |
618 | break; |
571 | } |
619 | } |
572 | draw_text_data(vp, interbuffer); |
620 | draw_text_data(vp, interbuffer); |
573 | break; |
621 | break; |
574 | default: |
622 | default: |
575 | handled = 0; |
623 | handled = 0; |
576 | } |
624 | } |
577 | 625 | ||
578 | if (handled) |
626 | if (handled) |
579 | ipc_answer_fast(callid, retval, 0, 0); |
627 | ipc_answer_fast(callid, retval, 0, 0); |
580 | return handled; |
628 | return handled; |
581 | } |
629 | } |
582 | - | ||
583 | /** Return first free pixmap */ |
- | |
584 | static int find_free_pixmap(void) |
- | |
585 | { |
- | |
586 | int i; |
- | |
587 | - | ||
588 | for (i=0;i < MAX_PIXMAPS;i++) |
- | |
589 | if (!pixmaps[i].data) |
- | |
590 | return i; |
- | |
591 | return -1; |
- | |
592 | } |
- | |
593 | 630 | ||
594 | /** Save viewport to pixmap */ |
631 | /** Save viewport to pixmap */ |
595 | static int save_vp_to_pixmap(int vp) |
632 | static int save_vp_to_pixmap(int vp) |
596 | { |
633 | { |
597 | int pm; |
634 | int pm; |
598 | pixmap_t *pmap; |
635 | pixmap_t *pmap; |
599 | viewport_t *vport = &viewports[vp]; |
636 | viewport_t *vport = &viewports[vp]; |
600 | int x,y; |
637 | int x,y; |
601 | int rowsize; |
638 | int rowsize; |
602 | int tmp; |
639 | int tmp; |
603 | 640 | ||
604 | pm = find_free_pixmap(); |
641 | pm = find_free_pixmap(); |
605 | if (pm == -1) |
642 | if (pm == -1) |
606 | return ELIMIT; |
643 | return ELIMIT; |
607 | 644 | ||
608 | pmap = &pixmaps[pm]; |
645 | pmap = &pixmaps[pm]; |
609 | pmap->data = malloc(screen.pixelbytes * vport->width * vport->height); |
646 | pmap->data = malloc(screen.pixelbytes * vport->width * vport->height); |
610 | if (!pmap->data) |
647 | if (!pmap->data) |
611 | return ENOMEM; |
648 | return ENOMEM; |
612 | 649 | ||
613 | pmap->width = vport->width; |
650 | pmap->width = vport->width; |
614 | pmap->height = vport->height; |
651 | pmap->height = vport->height; |
615 | 652 | ||
616 | rowsize = vport->width * screen.pixelbytes; |
653 | rowsize = vport->width * screen.pixelbytes; |
617 | for (y=0;y < vport->height; y++) { |
654 | for (y=0;y < vport->height; y++) { |
618 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
655 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
619 | memcpy(pmap->data + rowsize*y, screen.fbaddress + tmp, rowsize); |
656 | memcpy(pmap->data + rowsize*y, screen.fbaddress + tmp, rowsize); |
620 | } |
657 | } |
621 | return pm; |
658 | return pm; |
622 | } |
659 | } |
623 | 660 | ||
624 | /** Draw pixmap on screen |
661 | /** Draw pixmap on screen |
625 | * |
662 | * |
626 | * @param vp Viewport to draw on |
663 | * @param vp Viewport to draw on |
627 | * @param pm Pixmap identifier |
664 | * @param pm Pixmap identifier |
628 | */ |
665 | */ |
629 | static int draw_pixmap(int vp, int pm) |
666 | static int draw_pixmap(int vp, int pm) |
630 | { |
667 | { |
631 | pixmap_t *pmap = &pixmaps[pm]; |
668 | pixmap_t *pmap = &pixmaps[pm]; |
632 | viewport_t *vport = &viewports[vp]; |
669 | viewport_t *vport = &viewports[vp]; |
633 | int x,y; |
670 | int x,y; |
634 | int tmp, srcrowsize; |
671 | int tmp, srcrowsize; |
635 | int realwidth, realheight, realrowsize; |
672 | int realwidth, realheight, realrowsize; |
636 | 673 | ||
637 | if (!pmap->data) |
674 | if (!pmap->data) |
638 | return EINVAL; |
675 | return EINVAL; |
639 | 676 | ||
640 | realwidth = pmap->width <= vport->width ? pmap->width : vport->width; |
677 | realwidth = pmap->width <= vport->width ? pmap->width : vport->width; |
641 | realheight = pmap->height <= vport->height ? pmap->height : vport->height; |
678 | realheight = pmap->height <= vport->height ? pmap->height : vport->height; |
642 | 679 | ||
643 | srcrowsize = vport->width * screen.pixelbytes; |
680 | srcrowsize = vport->width * screen.pixelbytes; |
644 | realrowsize = realwidth * screen.pixelbytes; |
681 | realrowsize = realwidth * screen.pixelbytes; |
645 | 682 | ||
646 | for (y=0; y < realheight; y++) { |
683 | for (y=0; y < realheight; y++) { |
647 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
684 | tmp = (vport->y + y) * screen.scanline + vport->x * screen.pixelbytes; |
648 | memcpy(screen.fbaddress + tmp, pmap->data + y * srcrowsize, realrowsize); |
685 | memcpy(screen.fbaddress + tmp, pmap->data + y * srcrowsize, realrowsize); |
649 | } |
686 | } |
650 | } |
687 | } |
651 | 688 | ||
652 | /** Handler for messages concerning pixmap handling */ |
689 | /** Handler for messages concerning pixmap handling */ |
653 | static int pixmap_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
690 | static int pixmap_handle(ipc_callid_t callid, ipc_call_t *call, int vp) |
654 | { |
691 | { |
655 | int handled = 1; |
692 | int handled = 1; |
656 | int retval = 0; |
693 | int retval = 0; |
657 | int i,nvp; |
694 | int i,nvp; |
658 | 695 | ||
659 | switch (IPC_GET_METHOD(*call)) { |
696 | switch (IPC_GET_METHOD(*call)) { |
660 | case FB_VP_DRAW_PIXMAP: |
697 | case FB_VP_DRAW_PIXMAP: |
661 | nvp = IPC_GET_ARG1(*call); |
698 | nvp = IPC_GET_ARG1(*call); |
662 | if (nvp == -1) |
699 | if (nvp == -1) |
663 | nvp = vp; |
700 | nvp = vp; |
664 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) { |
701 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) { |
665 | retval = EINVAL; |
702 | retval = EINVAL; |
666 | break; |
703 | break; |
667 | } |
704 | } |
668 | i = IPC_GET_ARG2(*call); |
705 | i = IPC_GET_ARG2(*call); |
669 | retval = draw_pixmap(nvp, i); |
706 | retval = draw_pixmap(nvp, i); |
670 | break; |
707 | break; |
671 | case FB_VP2PIXMAP: |
708 | case FB_VP2PIXMAP: |
672 | nvp = IPC_GET_ARG1(*call); |
709 | nvp = IPC_GET_ARG1(*call); |
673 | if (nvp == -1) |
710 | if (nvp == -1) |
674 | nvp = vp; |
711 | nvp = vp; |
675 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) |
712 | if (nvp < 0 || nvp >= MAX_VIEWPORTS || !viewports[nvp].initialized) |
676 | retval = EINVAL; |
713 | retval = EINVAL; |
677 | else |
714 | else |
678 | retval = save_vp_to_pixmap(nvp); |
715 | retval = save_vp_to_pixmap(nvp); |
679 | break; |
716 | break; |
680 | case FB_DROP_PIXMAP: |
717 | case FB_DROP_PIXMAP: |
681 | i = IPC_GET_ARG1(*call); |
718 | i = IPC_GET_ARG1(*call); |
682 | if (i >= MAX_PIXMAPS) { |
719 | if (i >= MAX_PIXMAPS) { |
683 | retval = EINVAL; |
720 | retval = EINVAL; |
684 | break; |
721 | break; |
685 | } |
722 | } |
686 | if (pixmaps[i].data) { |
723 | if (pixmaps[i].data) { |
687 | free(pixmaps[i].data); |
724 | free(pixmaps[i].data); |
688 | pixmaps[i].data = NULL; |
725 | pixmaps[i].data = NULL; |
689 | } |
726 | } |
690 | break; |
727 | break; |
691 | default: |
728 | default: |
692 | handled = 0; |
729 | handled = 0; |
693 | } |
730 | } |
694 | 731 | ||
695 | if (handled) |
732 | if (handled) |
696 | ipc_answer_fast(callid, retval, 0, 0); |
733 | ipc_answer_fast(callid, retval, 0, 0); |
697 | return handled; |
734 | return handled; |
698 | 735 | ||
699 | } |
736 | } |
700 | 737 | ||
701 | /** Function for handling connections to FB |
738 | /** Function for handling connections to FB |
702 | * |
739 | * |
703 | */ |
740 | */ |
704 | static void fb_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
741 | static void fb_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
705 | { |
742 | { |
706 | ipc_callid_t callid; |
743 | ipc_callid_t callid; |
707 | ipc_call_t call; |
744 | ipc_call_t call; |
708 | int retval; |
745 | int retval; |
709 | int i; |
746 | int i; |
710 | unsigned int row,col; |
747 | unsigned int row,col; |
711 | char c; |
748 | char c; |
712 | 749 | ||
713 | int vp = 0; |
750 | int vp = 0; |
714 | viewport_t *vport = &viewports[0]; |
751 | viewport_t *vport = &viewports[0]; |
715 | 752 | ||
716 | if (client_connected) { |
753 | if (client_connected) { |
717 | ipc_answer_fast(iid, ELIMIT, 0,0); |
754 | ipc_answer_fast(iid, ELIMIT, 0,0); |
718 | return; |
755 | return; |
719 | } |
756 | } |
720 | client_connected = 1; |
757 | client_connected = 1; |
721 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
758 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
722 | 759 | ||
723 | while (1) { |
760 | while (1) { |
724 | callid = async_get_call_timeout(&call,250000); |
761 | callid = async_get_call_timeout(&call,250000); |
725 | if (!callid) { |
762 | if (!callid) { |
726 | cursor_blink(vp); |
763 | cursor_blink(vp); |
727 | continue; |
764 | continue; |
728 | } |
765 | } |
729 | if (shm_handle(callid, &call, vp)) |
766 | if (shm_handle(callid, &call, vp)) |
730 | continue; |
767 | continue; |
731 | if (pixmap_handle(callid, &call, vp)) |
768 | if (pixmap_handle(callid, &call, vp)) |
732 | continue; |
769 | continue; |
733 | 770 | ||
734 | switch (IPC_GET_METHOD(call)) { |
771 | switch (IPC_GET_METHOD(call)) { |
735 | case IPC_M_PHONE_HUNGUP: |
772 | case IPC_M_PHONE_HUNGUP: |
736 | client_connected = 0; |
773 | client_connected = 0; |
737 | /* cleanup other viewports */ |
774 | /* cleanup other viewports */ |
738 | for (i=1; i < MAX_VIEWPORTS; i++) |
775 | for (i=1; i < MAX_VIEWPORTS; i++) |
739 | vport->initialized = 0; |
776 | vport->initialized = 0; |
740 | ipc_answer_fast(callid,0,0,0); |
777 | ipc_answer_fast(callid,0,0,0); |
741 | return; /* Exit thread */ |
778 | return; /* Exit thread */ |
742 | 779 | ||
743 | case FB_PUTCHAR: |
780 | case FB_PUTCHAR: |
744 | c = IPC_GET_ARG1(call); |
781 | c = IPC_GET_ARG1(call); |
745 | row = IPC_GET_ARG2(call); |
782 | row = IPC_GET_ARG2(call); |
746 | col = IPC_GET_ARG3(call); |
783 | col = IPC_GET_ARG3(call); |
747 | if (row >= vport->rows || col >= vport->cols) { |
784 | if (row >= vport->rows || col >= vport->cols) { |
748 | retval = EINVAL; |
785 | retval = EINVAL; |
749 | break; |
786 | break; |
750 | } |
787 | } |
751 | ipc_answer_fast(callid,0,0,0); |
788 | ipc_answer_fast(callid,0,0,0); |
752 | 789 | ||
753 | draw_char(vp, c, row, col, vport->style); |
790 | draw_char(vp, c, row, col, vport->style); |
754 | continue; /* msg already answered */ |
791 | continue; /* msg already answered */ |
755 | case FB_CLEAR: |
792 | case FB_CLEAR: |
756 | clear_port(vp); |
793 | clear_port(vp); |
757 | cursor_print(vp); |
794 | cursor_print(vp); |
758 | retval = 0; |
795 | retval = 0; |
759 | break; |
796 | break; |
760 | case FB_CURSOR_GOTO: |
797 | case FB_CURSOR_GOTO: |
761 | row = IPC_GET_ARG1(call); |
798 | row = IPC_GET_ARG1(call); |
762 | col = IPC_GET_ARG2(call); |
799 | col = IPC_GET_ARG2(call); |
763 | if (row >= vport->rows || col >= vport->cols) { |
800 | if (row >= vport->rows || col >= vport->cols) { |
764 | retval = EINVAL; |
801 | retval = EINVAL; |
765 | break; |
802 | break; |
766 | } |
803 | } |
767 | retval = 0; |
804 | retval = 0; |
768 | cursor_hide(vp); |
805 | cursor_hide(vp); |
769 | vport->cur_col = col; |
806 | vport->cur_col = col; |
770 | vport->cur_row = row; |
807 | vport->cur_row = row; |
771 | cursor_print(vp); |
808 | cursor_print(vp); |
772 | break; |
809 | break; |
773 | case FB_CURSOR_VISIBILITY: |
810 | case FB_CURSOR_VISIBILITY: |
774 | cursor_hide(vp); |
811 | cursor_hide(vp); |
775 | vport->cursor_active = IPC_GET_ARG1(call); |
812 | vport->cursor_active = IPC_GET_ARG1(call); |
776 | cursor_print(vp); |
813 | cursor_print(vp); |
777 | retval = 0; |
814 | retval = 0; |
778 | break; |
815 | break; |
779 | case FB_GET_CSIZE: |
816 | case FB_GET_CSIZE: |
780 | ipc_answer_fast(callid, 0, vport->rows, vport->cols); |
817 | ipc_answer_fast(callid, 0, vport->rows, vport->cols); |
781 | continue; |
818 | continue; |
782 | case FB_SCROLL: |
819 | case FB_SCROLL: |
783 | i = IPC_GET_ARG1(call); |
820 | i = IPC_GET_ARG1(call); |
784 | if (i > vport->rows || i < (- (int)vport->rows)) { |
821 | if (i > vport->rows || i < (- (int)vport->rows)) { |
785 | retval = EINVAL; |
822 | retval = EINVAL; |
786 | break; |
823 | break; |
787 | } |
824 | } |
788 | cursor_hide(vp); |
825 | cursor_hide(vp); |
789 | scroll_port(vp, i); |
826 | scroll_port(vp, i); |
790 | cursor_print(vp); |
827 | cursor_print(vp); |
791 | retval = 0; |
828 | retval = 0; |
792 | break; |
829 | break; |
793 | case FB_VIEWPORT_SWITCH: |
830 | case FB_VIEWPORT_SWITCH: |
794 | i = IPC_GET_ARG1(call); |
831 | i = IPC_GET_ARG1(call); |
795 | if (i < 0 || i >= MAX_VIEWPORTS) { |
832 | if (i < 0 || i >= MAX_VIEWPORTS) { |
796 | retval = EINVAL; |
833 | retval = EINVAL; |
797 | break; |
834 | break; |
798 | } |
835 | } |
799 | if (! viewports[i].initialized ) { |
836 | if (! viewports[i].initialized ) { |
800 | retval = EADDRNOTAVAIL; |
837 | retval = EADDRNOTAVAIL; |
801 | break; |
838 | break; |
802 | } |
839 | } |
803 | cursor_hide(vp); |
840 | cursor_hide(vp); |
804 | vp = i; |
841 | vp = i; |
805 | vport = &viewports[vp]; |
842 | vport = &viewports[vp]; |
806 | cursor_print(vp); |
843 | cursor_print(vp); |
807 | retval = 0; |
844 | retval = 0; |
808 | break; |
845 | break; |
809 | case FB_VIEWPORT_CREATE: |
846 | case FB_VIEWPORT_CREATE: |
810 | retval = viewport_create(IPC_GET_ARG1(call) >> 16, |
847 | retval = viewport_create(IPC_GET_ARG1(call) >> 16, |
811 | IPC_GET_ARG1(call) & 0xffff, |
848 | IPC_GET_ARG1(call) & 0xffff, |
812 | IPC_GET_ARG2(call) >> 16, |
849 | IPC_GET_ARG2(call) >> 16, |
813 | IPC_GET_ARG2(call) & 0xffff); |
850 | IPC_GET_ARG2(call) & 0xffff); |
814 | break; |
851 | break; |
815 | case FB_VIEWPORT_DELETE: |
852 | case FB_VIEWPORT_DELETE: |
816 | i = IPC_GET_ARG1(call); |
853 | i = IPC_GET_ARG1(call); |
817 | if (i < 0 || i >= MAX_VIEWPORTS) { |
854 | if (i < 0 || i >= MAX_VIEWPORTS) { |
818 | retval = EINVAL; |
855 | retval = EINVAL; |
819 | break; |
856 | break; |
820 | } |
857 | } |
821 | if (! viewports[i].initialized ) { |
858 | if (! viewports[i].initialized ) { |
822 | retval = EADDRNOTAVAIL; |
859 | retval = EADDRNOTAVAIL; |
823 | break; |
860 | break; |
824 | } |
861 | } |
825 | viewports[i].initialized = 0; |
862 | viewports[i].initialized = 0; |
826 | retval = 0; |
863 | retval = 0; |
827 | break; |
864 | break; |
828 | case FB_SET_STYLE: |
865 | case FB_SET_STYLE: |
829 | vport->style.fg_color = IPC_GET_ARG1(call); |
866 | vport->style.fg_color = IPC_GET_ARG1(call); |
830 | vport->style.bg_color = IPC_GET_ARG2(call); |
867 | vport->style.bg_color = IPC_GET_ARG2(call); |
831 | retval = 0; |
868 | retval = 0; |
832 | break; |
869 | break; |
833 | case FB_GET_RESOLUTION: |
870 | case FB_GET_RESOLUTION: |
834 | ipc_answer_fast(callid, 0, screen.xres,screen.yres); |
871 | ipc_answer_fast(callid, 0, screen.xres,screen.yres); |
835 | continue; |
872 | continue; |
836 | default: |
873 | default: |
837 | retval = ENOENT; |
874 | retval = ENOENT; |
838 | } |
875 | } |
839 | ipc_answer_fast(callid,retval,0,0); |
876 | ipc_answer_fast(callid,retval,0,0); |
840 | } |
877 | } |
841 | } |
878 | } |
842 | 879 | ||
843 | /** Initialization of framebuffer */ |
880 | /** Initialization of framebuffer */ |
844 | int fb_init(void) |
881 | int fb_init(void) |
845 | { |
882 | { |
846 | void *fb_ph_addr; |
883 | void *fb_ph_addr; |
847 | unsigned int fb_width; |
884 | unsigned int fb_width; |
848 | unsigned int fb_height; |
885 | unsigned int fb_height; |
849 | unsigned int fb_bpp; |
886 | unsigned int fb_bpp; |
850 | unsigned int fb_scanline; |
887 | unsigned int fb_scanline; |
851 | void *fb_addr; |
888 | void *fb_addr; |
852 | size_t asz; |
889 | size_t asz; |
853 | 890 | ||
854 | async_set_client_connection(fb_client_connection); |
891 | async_set_client_connection(fb_client_connection); |
855 | 892 | ||
856 | fb_ph_addr=(void *)sysinfo_value("fb.address.physical"); |
893 | fb_ph_addr=(void *)sysinfo_value("fb.address.physical"); |
857 | fb_width=sysinfo_value("fb.width"); |
894 | fb_width=sysinfo_value("fb.width"); |
858 | fb_height=sysinfo_value("fb.height"); |
895 | fb_height=sysinfo_value("fb.height"); |
859 | fb_bpp=sysinfo_value("fb.bpp"); |
896 | fb_bpp=sysinfo_value("fb.bpp"); |
860 | fb_scanline=sysinfo_value("fb.scanline"); |
897 | fb_scanline=sysinfo_value("fb.scanline"); |
861 | 898 | ||
862 | asz = fb_scanline*fb_height; |
899 | asz = fb_scanline*fb_height; |
863 | fb_addr = as_get_mappable_page(asz); |
900 | fb_addr = as_get_mappable_page(asz); |
864 | 901 | ||
865 | map_physmem(fb_ph_addr, fb_addr, ALIGN_UP(asz,PAGE_SIZE) >>PAGE_WIDTH, |
902 | map_physmem(fb_ph_addr, fb_addr, ALIGN_UP(asz,PAGE_SIZE) >>PAGE_WIDTH, |
866 | AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE); |
903 | AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE); |
867 | 904 | ||
868 | screen_init(fb_addr, fb_width, fb_height, fb_bpp, fb_scanline); |
905 | screen_init(fb_addr, fb_width, fb_height, fb_bpp, fb_scanline); |
869 | 906 | ||
870 | return 0; |
907 | return 0; |
871 | } |
908 | } |
872 | 909 | ||
873 | 910 |