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Rev | Author | Line No. | Line |
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1363 | vana | 1 | /* |
2 | * Copyright (C) 2006 Jakub Vana |
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1404 | palkovsky | 3 | * Copyright (C) 2006 Ondrej Palkovsky |
1363 | vana | 4 | * All rights reserved. |
5 | * |
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6 | * Redistribution and use in source and binary forms, with or without |
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7 | * modification, are permitted provided that the following conditions |
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8 | * are met: |
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9 | * |
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10 | * - Redistributions of source code must retain the above copyright |
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11 | * notice, this list of conditions and the following disclaimer. |
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12 | * - Redistributions in binary form must reproduce the above copyright |
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13 | * notice, this list of conditions and the following disclaimer in the |
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14 | * documentation and/or other materials provided with the distribution. |
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15 | * - The name of the author may not be used to endorse or promote products |
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16 | * derived from this software without specific prior written permission. |
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17 | * |
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18 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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19 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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20 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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21 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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22 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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23 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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24 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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25 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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26 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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27 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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28 | */ |
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29 | |||
1430 | jermar | 30 | #include <stdlib.h> |
31 | #include <unistd.h> |
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32 | #include <string.h> |
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1363 | vana | 33 | #include <ddi.h> |
34 | #include <sysinfo.h> |
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35 | #include <align.h> |
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36 | #include <as.h> |
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37 | #include <ipc/fb.h> |
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38 | #include <ipc/ipc.h> |
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1430 | jermar | 39 | #include <ipc/ns.h> |
1363 | vana | 40 | #include <ipc/services.h> |
41 | #include <kernel/errno.h> |
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1392 | palkovsky | 42 | #include <async.h> |
1505 | palkovsky | 43 | |
1404 | palkovsky | 44 | #include "font-8x16.h" |
45 | #include "helenos.xbm" |
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1363 | vana | 46 | #include "fb.h" |
1505 | palkovsky | 47 | #include "main.h" |
48 | #include "../console/screenbuffer.h" |
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1363 | vana | 49 | |
1485 | palkovsky | 50 | #define DEFAULT_BGCOLOR 0x000080 |
51 | #define DEFAULT_FGCOLOR 0xffff00 |
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1363 | vana | 52 | |
53 | /***************************************************************/ |
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54 | /* Pixel specific fuctions */ |
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55 | |||
1485 | palkovsky | 56 | typedef void (*putpixel_fn_t)(unsigned int x, unsigned int y, int color); |
57 | typedef int (*getpixel_fn_t)(unsigned int x, unsigned int y); |
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1363 | vana | 58 | |
1485 | palkovsky | 59 | struct { |
1363 | vana | 60 | __u8 *fbaddress ; |
61 | |||
62 | unsigned int xres ; |
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63 | unsigned int yres ; |
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64 | unsigned int scanline ; |
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65 | unsigned int pixelbytes ; |
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66 | |||
67 | putpixel_fn_t putpixel; |
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68 | getpixel_fn_t getpixel; |
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1485 | palkovsky | 69 | } screen; |
1363 | vana | 70 | |
1485 | palkovsky | 71 | typedef struct { |
72 | int initialized; |
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73 | unsigned int x, y; |
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74 | unsigned int width, height; |
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1363 | vana | 75 | |
1485 | palkovsky | 76 | /* Text support in window */ |
77 | unsigned int rows, cols; |
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78 | /* Style for text printing */ |
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1509 | palkovsky | 79 | style_t style; |
1485 | palkovsky | 80 | /* Auto-cursor position */ |
1486 | palkovsky | 81 | int cursor_active, cur_col, cur_row; |
1500 | palkovsky | 82 | int cursor_shown; |
1485 | palkovsky | 83 | } viewport_t; |
1363 | vana | 84 | |
1485 | palkovsky | 85 | #define MAX_VIEWPORTS 128 |
86 | static viewport_t viewports[128]; |
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87 | |||
88 | /* Allow only 1 connection */ |
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89 | static int client_connected = 0; |
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90 | |||
1363 | vana | 91 | #define RED(x, bits) ((x >> (16 + 8 - bits)) & ((1 << bits) - 1)) |
92 | #define GREEN(x, bits) ((x >> (8 + 8 - bits)) & ((1 << bits) - 1)) |
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93 | #define BLUE(x, bits) ((x >> (8 - bits)) & ((1 << bits) - 1)) |
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94 | |||
1485 | palkovsky | 95 | #define COL_WIDTH 8 |
96 | #define ROW_BYTES (screen.scanline * FONT_SCANLINES) |
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1363 | vana | 97 | |
1485 | palkovsky | 98 | #define POINTPOS(x, y) ((y) * screen.scanline + (x) * screen.pixelbytes) |
1363 | vana | 99 | |
100 | /** Put pixel - 24-bit depth, 1 free byte */ |
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1485 | palkovsky | 101 | static void putpixel_4byte(unsigned int x, unsigned int y, int color) |
1363 | vana | 102 | { |
1485 | palkovsky | 103 | *((__u32 *)(screen.fbaddress + POINTPOS(x, y))) = color; |
1363 | vana | 104 | } |
105 | |||
106 | /** Return pixel color - 24-bit depth, 1 free byte */ |
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1485 | palkovsky | 107 | static int getpixel_4byte(unsigned int x, unsigned int y) |
1363 | vana | 108 | { |
1485 | palkovsky | 109 | return *((__u32 *)(screen.fbaddress + POINTPOS(x, y))) & 0xffffff; |
1363 | vana | 110 | } |
111 | |||
112 | /** Put pixel - 24-bit depth */ |
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1485 | palkovsky | 113 | static void putpixel_3byte(unsigned int x, unsigned int y, int color) |
1363 | vana | 114 | { |
115 | unsigned int startbyte = POINTPOS(x, y); |
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116 | |||
117 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
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1485 | palkovsky | 118 | screen.fbaddress[startbyte] = RED(color, 8); |
119 | screen.fbaddress[startbyte + 1] = GREEN(color, 8); |
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120 | screen.fbaddress[startbyte + 2] = BLUE(color, 8); |
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1363 | vana | 121 | #else |
1485 | palkovsky | 122 | screen.fbaddress[startbyte + 2] = RED(color, 8); |
123 | screen.fbaddress[startbyte + 1] = GREEN(color, 8); |
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124 | screen.fbaddress[startbyte + 0] = BLUE(color, 8); |
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1363 | vana | 125 | #endif |
126 | |||
127 | } |
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128 | |||
129 | /** Return pixel color - 24-bit depth */ |
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1485 | palkovsky | 130 | static int getpixel_3byte(unsigned int x, unsigned int y) |
1363 | vana | 131 | { |
132 | unsigned int startbyte = POINTPOS(x, y); |
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133 | |||
134 | |||
135 | |||
136 | #if (defined(BIG_ENDIAN) || defined(FB_BIG_ENDIAN)) |
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1485 | palkovsky | 137 | return screen.fbaddress[startbyte] << 16 | screen.fbaddress[startbyte + 1] << 8 | screen.fbaddress[startbyte + 2]; |
1363 | vana | 138 | #else |
1485 | palkovsky | 139 | return screen.fbaddress[startbyte + 2] << 16 | screen.fbaddress[startbyte + 1] << 8 | screen.fbaddress[startbyte + 0]; |
1363 | vana | 140 | #endif |
141 | |||
142 | |||
143 | } |
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144 | |||
145 | /** Put pixel - 16-bit depth (5:6:5) */ |
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1485 | palkovsky | 146 | static void putpixel_2byte(unsigned int x, unsigned int y, int color) |
1363 | vana | 147 | { |
148 | /* 5-bit, 6-bits, 5-bits */ |
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1485 | palkovsky | 149 | *((__u16 *)(screen.fbaddress + POINTPOS(x, y))) = RED(color, 5) << 11 | GREEN(color, 6) << 5 | BLUE(color, 5); |
1363 | vana | 150 | } |
151 | |||
152 | /** Return pixel color - 16-bit depth (5:6:5) */ |
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1485 | palkovsky | 153 | static int getpixel_2byte(unsigned int x, unsigned int y) |
1363 | vana | 154 | { |
1485 | palkovsky | 155 | int color = *((__u16 *)(screen.fbaddress + POINTPOS(x, y))); |
1363 | vana | 156 | return (((color >> 11) & 0x1f) << (16 + 3)) | (((color >> 5) & 0x3f) << (8 + 2)) | ((color & 0x1f) << 3); |
157 | } |
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158 | |||
159 | /** Put pixel - 8-bit depth (3:2:3) */ |
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1485 | palkovsky | 160 | static void putpixel_1byte(unsigned int x, unsigned int y, int color) |
1363 | vana | 161 | { |
1485 | palkovsky | 162 | screen.fbaddress[POINTPOS(x, y)] = RED(color, 3) << 5 | GREEN(color, 2) << 3 | BLUE(color, 3); |
1363 | vana | 163 | } |
164 | |||
165 | /** Return pixel color - 8-bit depth (3:2:3) */ |
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1485 | palkovsky | 166 | static int getpixel_1byte(unsigned int x, unsigned int y) |
1363 | vana | 167 | { |
1485 | palkovsky | 168 | int color = screen.fbaddress[POINTPOS(x, y)]; |
1363 | vana | 169 | return (((color >> 5) & 0x7) << (16 + 5)) | (((color >> 3) & 0x3) << (8 + 6)) | ((color & 0x7) << 5); |
170 | } |
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171 | |||
1498 | palkovsky | 172 | /** Put pixel into viewport |
173 | * |
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174 | * @param vp Viewport identification |
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175 | * @param x X coord relative to viewport |
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176 | * @param y Y coord relative to viewport |
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177 | * @param color RGB color |
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178 | */ |
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1485 | palkovsky | 179 | static void putpixel(int vp, unsigned int x, unsigned int y, int color) |
180 | { |
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181 | screen.putpixel(viewports[vp].x + x, viewports[vp].y + y, color); |
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182 | } |
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1498 | palkovsky | 183 | /** Get pixel from viewport */ |
1485 | palkovsky | 184 | static int getpixel(int vp, unsigned int x, unsigned int y) |
185 | { |
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186 | return screen.getpixel(viewports[vp].x + x, viewports[vp].y + y); |
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187 | } |
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188 | |||
1363 | vana | 189 | /** Fill line with color BGCOLOR */ |
1485 | palkovsky | 190 | static void clear_line(int vp, unsigned int y) |
1363 | vana | 191 | { |
192 | unsigned int x; |
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1485 | palkovsky | 193 | for (x = 0; x < viewports[vp].width; x++) |
1509 | palkovsky | 194 | putpixel(vp, x, y, viewports[vp].style.bg_color); |
1363 | vana | 195 | } |
196 | |||
1485 | palkovsky | 197 | /** Fill viewport with background color */ |
198 | static void clear_port(int vp) |
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1363 | vana | 199 | { |
200 | unsigned int y; |
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1485 | palkovsky | 201 | |
202 | clear_line(vp, 0); |
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203 | for (y = viewports[vp].y+1; y < viewports[vp].y+viewports[vp].height; y++) { |
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204 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
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205 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
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206 | screen.pixelbytes * viewports[vp].width); |
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1363 | vana | 207 | } |
208 | } |
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209 | |||
1485 | palkovsky | 210 | /** Scroll port up/down |
211 | * |
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212 | * @param vp Viewport to scroll |
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213 | * @param rows Positive number - scroll up, negative - scroll down |
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214 | */ |
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215 | static void scroll_port(int vp, int rows) |
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1363 | vana | 216 | { |
1485 | palkovsky | 217 | int y; |
218 | int startline; |
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219 | int endline; |
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220 | |||
221 | if (rows > 0) { |
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222 | for (y=viewports[vp].y; y < viewports[vp].y+viewports[vp].height - rows*FONT_SCANLINES; y++) |
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223 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
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224 | &screen.fbaddress[POINTPOS(viewports[vp].x,y + rows*FONT_SCANLINES)], |
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225 | screen.pixelbytes * viewports[vp].width); |
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226 | /* Clear last row */ |
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227 | startline = viewports[vp].y+FONT_SCANLINES*(viewports[vp].rows-1); |
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228 | endline = viewports[vp].y + viewports[vp].height; |
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229 | clear_line(vp, startline); |
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230 | for (y=startline+1;y < endline; y++) |
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231 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
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232 | &screen.fbaddress[POINTPOS(viewports[vp].x,startline)], |
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233 | screen.pixelbytes * viewports[vp].width); |
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234 | |||
235 | } else if (rows < 0) { |
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236 | rows = -rows; |
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237 | for (y=viewports[vp].y + viewports[vp].height-1; y >= viewports[vp].y + rows*FONT_SCANLINES; y--) |
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238 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,y)], |
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239 | &screen.fbaddress[POINTPOS(viewports[vp].x,y - rows*FONT_SCANLINES)], |
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240 | screen.pixelbytes * viewports[vp].width); |
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241 | /* Clear first row */ |
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1509 | palkovsky | 242 | clear_line(0, viewports[vp].style.bg_color); |
1485 | palkovsky | 243 | for (y=1;y < rows*FONT_SCANLINES; y++) |
244 | memcpy(&screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y+y)], |
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245 | &screen.fbaddress[POINTPOS(viewports[vp].x,viewports[vp].y)], |
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246 | screen.pixelbytes * viewports[vp].width); |
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247 | } |
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1363 | vana | 248 | } |
249 | |||
1485 | palkovsky | 250 | static void invert_pixel(int vp,unsigned int x, unsigned int y) |
1363 | vana | 251 | { |
1485 | palkovsky | 252 | putpixel(vp, x, y, ~getpixel(vp, x, y)); |
1363 | vana | 253 | } |
254 | |||
255 | |||
256 | /***************************************************************/ |
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257 | /* Character-console functions */ |
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258 | |||
259 | /** Draw character at given position */ |
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1509 | palkovsky | 260 | static void draw_glyph(int vp,__u8 glyph, unsigned int sx, unsigned int sy, style_t style) |
1363 | vana | 261 | { |
1509 | palkovsky | 262 | int i; |
1363 | vana | 263 | unsigned int y; |
1509 | palkovsky | 264 | unsigned int glline; |
1363 | vana | 265 | |
1509 | palkovsky | 266 | for (y = 0; y < FONT_SCANLINES; y++) { |
267 | glline = fb_font[glyph * FONT_SCANLINES + y]; |
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268 | for (i = 0; i < 8; i++) { |
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269 | if (glline & (1 << (7 - i))) |
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270 | putpixel(vp, sx + i, sy + y, style.fg_color); |
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271 | else |
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272 | putpixel(vp, sx + i, sy + y, style.bg_color); |
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273 | } |
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274 | } |
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1363 | vana | 275 | } |
276 | |||
277 | /** Invert character at given position */ |
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1489 | palkovsky | 278 | static void invert_char(int vp,unsigned int row, unsigned int col) |
1363 | vana | 279 | { |
280 | unsigned int x; |
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281 | unsigned int y; |
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282 | |||
283 | for (x = 0; x < COL_WIDTH; x++) |
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284 | for (y = 0; y < FONT_SCANLINES; y++) |
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1485 | palkovsky | 285 | invert_pixel(vp, col * COL_WIDTH + x, row * FONT_SCANLINES + y); |
1363 | vana | 286 | } |
287 | |||
1485 | palkovsky | 288 | static void draw_logo(int vp,unsigned int startx, unsigned int starty) |
1363 | vana | 289 | { |
290 | unsigned int x; |
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291 | unsigned int y; |
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292 | unsigned int byte; |
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293 | unsigned int rowbytes; |
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294 | |||
295 | rowbytes = (helenos_width - 1) / 8 + 1; |
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296 | |||
297 | for (y = 0; y < helenos_height; y++) |
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298 | for (x = 0; x < helenos_width; x++) { |
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299 | byte = helenos_bits[rowbytes * y + x / 8]; |
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300 | byte >>= x % 8; |
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301 | if (byte & 1) |
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1509 | palkovsky | 302 | putpixel(vp ,startx + x, starty + y, viewports[vp].style.fg_color); |
1363 | vana | 303 | } |
304 | } |
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305 | |||
306 | /***************************************************************/ |
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307 | /* Stdout specific functions */ |
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308 | |||
309 | |||
1485 | palkovsky | 310 | /** Create new viewport |
1363 | vana | 311 | * |
1485 | palkovsky | 312 | * @return New viewport number |
1363 | vana | 313 | */ |
1485 | palkovsky | 314 | static int viewport_create(unsigned int x, unsigned int y,unsigned int width, |
315 | unsigned int height) |
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1363 | vana | 316 | { |
1485 | palkovsky | 317 | int i; |
318 | |||
1498 | palkovsky | 319 | for (i=0; i < MAX_VIEWPORTS; i++) { |
1485 | palkovsky | 320 | if (!viewports[i].initialized) |
1363 | vana | 321 | break; |
322 | } |
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1485 | palkovsky | 323 | if (i == MAX_VIEWPORTS) |
324 | return ELIMIT; |
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325 | |||
1486 | palkovsky | 326 | if (width ==0 || height == 0 || |
327 | x+width > screen.xres || y+height > screen.yres) |
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328 | return EINVAL; |
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329 | if (width < FONT_SCANLINES || height < COL_WIDTH) |
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330 | return EINVAL; |
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331 | |||
1485 | palkovsky | 332 | viewports[i].x = x; |
333 | viewports[i].y = y; |
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334 | viewports[i].width = width; |
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335 | viewports[i].height = height; |
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1363 | vana | 336 | |
1485 | palkovsky | 337 | viewports[i].rows = height / FONT_SCANLINES; |
338 | viewports[i].cols = width / COL_WIDTH; |
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339 | |||
1509 | palkovsky | 340 | viewports[i].style.bg_color = DEFAULT_BGCOLOR; |
341 | viewports[i].style.fg_color = DEFAULT_FGCOLOR; |
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1363 | vana | 342 | |
1489 | palkovsky | 343 | viewports[i].cur_col = 0; |
344 | viewports[i].cur_row = 0; |
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345 | viewports[i].cursor_active = 0; |
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346 | |||
1486 | palkovsky | 347 | viewports[i].initialized = 1; |
348 | |||
1485 | palkovsky | 349 | return i; |
1363 | vana | 350 | } |
351 | |||
352 | |||
353 | /** Initialize framebuffer as a chardev output device |
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354 | * |
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355 | * @param addr Address of theframebuffer |
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356 | * @param x Screen width in pixels |
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357 | * @param y Screen height in pixels |
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358 | * @param bpp Bits per pixel (8, 16, 24, 32) |
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359 | * @param scan Bytes per one scanline |
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360 | * |
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361 | */ |
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1501 | palkovsky | 362 | static void screen_init(void *addr, unsigned int xres, unsigned int yres, unsigned int bpp, unsigned int scan) |
1363 | vana | 363 | { |
364 | switch (bpp) { |
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365 | case 8: |
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1485 | palkovsky | 366 | screen.putpixel = putpixel_1byte; |
367 | screen.getpixel = getpixel_1byte; |
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368 | screen.pixelbytes = 1; |
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1363 | vana | 369 | break; |
370 | case 16: |
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1485 | palkovsky | 371 | screen.putpixel = putpixel_2byte; |
372 | screen.getpixel = getpixel_2byte; |
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373 | screen.pixelbytes = 2; |
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1363 | vana | 374 | break; |
375 | case 24: |
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1485 | palkovsky | 376 | screen.putpixel = putpixel_3byte; |
377 | screen.getpixel = getpixel_3byte; |
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378 | screen.pixelbytes = 3; |
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1363 | vana | 379 | break; |
380 | case 32: |
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1485 | palkovsky | 381 | screen.putpixel = putpixel_4byte; |
382 | screen.getpixel = getpixel_4byte; |
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383 | screen.pixelbytes = 4; |
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1363 | vana | 384 | break; |
385 | } |
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386 | |||
387 | |||
1485 | palkovsky | 388 | screen.fbaddress = (unsigned char *) addr; |
389 | screen.xres = xres; |
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390 | screen.yres = yres; |
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391 | screen.scanline = scan; |
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1363 | vana | 392 | |
1485 | palkovsky | 393 | /* Create first viewport */ |
394 | viewport_create(0,0,xres,yres); |
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395 | } |
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1363 | vana | 396 | |
1500 | palkovsky | 397 | static void cursor_hide(int vp) |
398 | { |
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399 | viewport_t *vport = &viewports[vp]; |
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400 | |||
401 | if (vport->cursor_active && vport->cursor_shown) { |
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402 | invert_char(vp, vport->cur_row, vport->cur_col); |
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403 | vport->cursor_shown = 0; |
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404 | } |
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405 | } |
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406 | |||
407 | static void cursor_print(int vp) |
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408 | { |
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409 | viewport_t *vport = &viewports[vp]; |
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410 | |||
411 | /* Do not check for cursor_shown */ |
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412 | if (vport->cursor_active) { |
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413 | invert_char(vp, vport->cur_row, vport->cur_col); |
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414 | vport->cursor_shown = 1; |
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415 | } |
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416 | } |
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417 | |||
418 | static void cursor_blink(int vp) |
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419 | { |
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420 | viewport_t *vport = &viewports[vp]; |
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421 | |||
422 | if (vport->cursor_shown) |
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423 | cursor_hide(vp); |
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424 | else |
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425 | cursor_print(vp); |
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426 | } |
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427 | |||
1498 | palkovsky | 428 | /** Draw character at given position relative to viewport |
429 | * |
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430 | * @param vp Viewport identification |
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431 | * @param c Character to print |
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432 | * @param row Screen position relative to viewport |
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433 | * @param col Screen position relative to viewport |
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434 | */ |
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1509 | palkovsky | 435 | static void draw_char(int vp, char c, unsigned int row, unsigned int col, style_t style) |
1486 | palkovsky | 436 | { |
437 | viewport_t *vport = &viewports[vp]; |
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438 | |||
1500 | palkovsky | 439 | /* Optimize - do not hide cursor if we are going to overwrite it */ |
440 | if (vport->cursor_active && vport->cursor_shown && |
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441 | (vport->cur_col != col || vport->cur_row != row)) |
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1489 | palkovsky | 442 | invert_char(vp, vport->cur_row, vport->cur_col); |
1486 | palkovsky | 443 | |
1509 | palkovsky | 444 | draw_glyph(vp, c, col * COL_WIDTH, row * FONT_SCANLINES, style); |
1489 | palkovsky | 445 | |
446 | vport->cur_col = col; |
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447 | vport->cur_row = row; |
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448 | |||
449 | vport->cur_col++; |
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450 | if (vport->cur_col>= vport->cols) { |
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451 | vport->cur_col = 0; |
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452 | vport->cur_row++; |
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453 | if (vport->cur_row >= vport->rows) |
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454 | vport->cur_row--; |
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1486 | palkovsky | 455 | } |
1500 | palkovsky | 456 | cursor_print(vp); |
1486 | palkovsky | 457 | } |
458 | |||
1505 | palkovsky | 459 | static void draw_text_data(int vp, keyfield_t *data) |
460 | { |
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461 | viewport_t *vport = &viewports[vp]; |
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462 | int i; |
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463 | char c; |
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1515 | palkovsky | 464 | int col,row; |
1505 | palkovsky | 465 | |
466 | clear_port(vp); |
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467 | for (i=0; i < vport->cols * vport->rows; i++) { |
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1509 | palkovsky | 468 | if (data[i].character == ' ' && style_same(data[i].style,vport->style)) |
1505 | palkovsky | 469 | continue; |
1515 | palkovsky | 470 | col = i % vport->cols; |
471 | row = i / vport->cols; |
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472 | draw_glyph(vp, data[i].character, col * COL_WIDTH, row * FONT_SCANLINES, data[i].style); |
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1505 | palkovsky | 473 | } |
474 | cursor_print(vp); |
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475 | } |
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476 | |||
477 | |||
1498 | palkovsky | 478 | /** Function for handling connections to FB |
479 | * |
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480 | */ |
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1490 | palkovsky | 481 | static void fb_client_connection(ipc_callid_t iid, ipc_call_t *icall) |
1363 | vana | 482 | { |
1485 | palkovsky | 483 | ipc_callid_t callid; |
484 | ipc_call_t call; |
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485 | int retval; |
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486 | int i; |
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487 | unsigned int row,col; |
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488 | char c; |
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1505 | palkovsky | 489 | keyfield_t *interbuffer = NULL; |
490 | size_t intersize = 0; |
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1486 | palkovsky | 491 | |
1485 | palkovsky | 492 | int vp = 0; |
1486 | palkovsky | 493 | viewport_t *vport = &viewports[0]; |
1363 | vana | 494 | |
1485 | palkovsky | 495 | if (client_connected) { |
496 | ipc_answer_fast(iid, ELIMIT, 0,0); |
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497 | return; |
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498 | } |
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1486 | palkovsky | 499 | client_connected = 1; |
1485 | palkovsky | 500 | ipc_answer_fast(iid, 0, 0, 0); /* Accept connection */ |
1363 | vana | 501 | |
1485 | palkovsky | 502 | while (1) { |
1500 | palkovsky | 503 | callid = async_get_call_timeout(&call,250000); |
504 | if (!callid) { |
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505 | cursor_blink(vp); |
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506 | continue; |
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507 | } |
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1485 | palkovsky | 508 | switch (IPC_GET_METHOD(call)) { |
509 | case IPC_M_PHONE_HUNGUP: |
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510 | client_connected = 0; |
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511 | /* cleanup other viewports */ |
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512 | for (i=1; i < MAX_VIEWPORTS; i++) |
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1486 | palkovsky | 513 | vport->initialized = 0; |
1485 | palkovsky | 514 | ipc_answer_fast(callid,0,0,0); |
515 | return; /* Exit thread */ |
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1505 | palkovsky | 516 | case IPC_M_AS_AREA_SEND: |
517 | /* We accept one area for data interchange */ |
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518 | intersize = IPC_GET_ARG2(call); |
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519 | receive_comm_area(callid,&call,(void **)&interbuffer, |
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520 | sizeof(*interbuffer)*viewports[0].cols*viewports[0].rows); |
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521 | continue; |
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522 | |||
523 | case FB_DRAW_TEXT_DATA: |
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524 | if (!interbuffer) { |
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525 | retval = EINVAL; |
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526 | break; |
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527 | } |
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528 | if (intersize < vport->cols*vport->rows*sizeof(*interbuffer)) { |
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529 | retval = EINVAL; |
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530 | break; |
||
531 | } |
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532 | draw_text_data(vp, interbuffer); |
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533 | retval = 0; |
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534 | break; |
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1485 | palkovsky | 535 | case FB_PUTCHAR: |
536 | c = IPC_GET_ARG1(call); |
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537 | row = IPC_GET_ARG2(call); |
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538 | col = IPC_GET_ARG3(call); |
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1486 | palkovsky | 539 | if (row >= vport->rows || col >= vport->cols) { |
1485 | palkovsky | 540 | retval = EINVAL; |
541 | break; |
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542 | } |
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543 | ipc_answer_fast(callid,0,0,0); |
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1486 | palkovsky | 544 | |
1509 | palkovsky | 545 | draw_char(vp, c, row, col, vport->style); |
1485 | palkovsky | 546 | continue; /* msg already answered */ |
547 | case FB_CLEAR: |
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548 | clear_port(vp); |
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1500 | palkovsky | 549 | cursor_print(vp); |
1485 | palkovsky | 550 | retval = 0; |
551 | break; |
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1486 | palkovsky | 552 | case FB_CURSOR_GOTO: |
553 | row = IPC_GET_ARG1(call); |
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554 | col = IPC_GET_ARG2(call); |
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555 | if (row >= vport->rows || col >= vport->cols) { |
||
556 | retval = EINVAL; |
||
557 | break; |
||
558 | } |
||
559 | retval = 0; |
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1500 | palkovsky | 560 | cursor_hide(vp); |
1486 | palkovsky | 561 | vport->cur_col = col; |
562 | vport->cur_row = row; |
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1500 | palkovsky | 563 | cursor_print(vp); |
1486 | palkovsky | 564 | break; |
565 | case FB_CURSOR_VISIBILITY: |
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1500 | palkovsky | 566 | cursor_hide(vp); |
567 | vport->cursor_active = IPC_GET_ARG1(call); |
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568 | cursor_print(vp); |
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1486 | palkovsky | 569 | retval = 0; |
570 | break; |
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1485 | palkovsky | 571 | case FB_GET_CSIZE: |
1486 | palkovsky | 572 | ipc_answer_fast(callid, 0, vport->rows, vport->cols); |
1485 | palkovsky | 573 | continue; |
1486 | palkovsky | 574 | case FB_SCROLL: |
575 | i = IPC_GET_ARG1(call); |
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576 | if (i > vport->rows || i < (- (int)vport->rows)) { |
||
577 | retval = EINVAL; |
||
578 | break; |
||
579 | } |
||
1500 | palkovsky | 580 | cursor_hide(vp); |
1486 | palkovsky | 581 | scroll_port(vp, i); |
1500 | palkovsky | 582 | cursor_print(vp); |
1486 | palkovsky | 583 | retval = 0; |
584 | break; |
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585 | case FB_VIEWPORT_SWITCH: |
||
586 | i = IPC_GET_ARG1(call); |
||
587 | if (i < 0 || i >= MAX_VIEWPORTS) { |
||
588 | retval = EINVAL; |
||
589 | break; |
||
590 | } |
||
591 | if (! viewports[i].initialized ) { |
||
592 | retval = EADDRNOTAVAIL; |
||
593 | break; |
||
594 | } |
||
1500 | palkovsky | 595 | cursor_hide(vp); |
1486 | palkovsky | 596 | vp = i; |
597 | vport = &viewports[vp]; |
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1500 | palkovsky | 598 | cursor_print(vp); |
1486 | palkovsky | 599 | retval = 0; |
600 | break; |
||
601 | case FB_VIEWPORT_CREATE: |
||
602 | retval = viewport_create(IPC_GET_ARG1(call) >> 16, |
||
603 | IPC_GET_ARG1(call) & 0xffff, |
||
604 | IPC_GET_ARG2(call) >> 16, |
||
605 | IPC_GET_ARG2(call) & 0xffff); |
||
606 | break; |
||
607 | case FB_VIEWPORT_DELETE: |
||
608 | i = IPC_GET_ARG1(call); |
||
609 | if (i < 0 || i >= MAX_VIEWPORTS) { |
||
610 | retval = EINVAL; |
||
611 | break; |
||
612 | } |
||
613 | if (! viewports[i].initialized ) { |
||
614 | retval = EADDRNOTAVAIL; |
||
615 | break; |
||
616 | } |
||
617 | viewports[i].initialized = 0; |
||
618 | retval = 0; |
||
619 | break; |
||
620 | case FB_SET_STYLE: |
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1509 | palkovsky | 621 | vport->style.fg_color = IPC_GET_ARG1(call); |
622 | vport->style.bg_color = IPC_GET_ARG2(call); |
||
1486 | palkovsky | 623 | retval = 0; |
624 | break; |
||
625 | case FB_GET_RESOLUTION: |
||
626 | ipc_answer_fast(callid, 0, screen.xres,screen.yres); |
||
627 | continue; |
||
1485 | palkovsky | 628 | default: |
629 | retval = ENOENT; |
||
630 | } |
||
631 | ipc_answer_fast(callid,retval,0,0); |
||
1363 | vana | 632 | } |
1485 | palkovsky | 633 | } |
1363 | vana | 634 | |
1498 | palkovsky | 635 | /** Initialization of framebuffer */ |
1490 | palkovsky | 636 | int fb_init(void) |
1485 | palkovsky | 637 | { |
1501 | palkovsky | 638 | void *fb_ph_addr; |
1490 | palkovsky | 639 | unsigned int fb_width; |
640 | unsigned int fb_height; |
||
641 | unsigned int fb_bpp; |
||
642 | unsigned int fb_scanline; |
||
1501 | palkovsky | 643 | void *fb_addr; |
644 | size_t asz; |
||
1363 | vana | 645 | |
1490 | palkovsky | 646 | async_set_client_connection(fb_client_connection); |
1363 | vana | 647 | |
1501 | palkovsky | 648 | fb_ph_addr=(void *)sysinfo_value("fb.address.physical"); |
1490 | palkovsky | 649 | fb_width=sysinfo_value("fb.width"); |
650 | fb_height=sysinfo_value("fb.height"); |
||
651 | fb_bpp=sysinfo_value("fb.bpp"); |
||
652 | fb_scanline=sysinfo_value("fb.scanline"); |
||
653 | |||
1501 | palkovsky | 654 | asz = fb_scanline*fb_height; |
655 | fb_addr = as_get_mappable_page(asz); |
||
1485 | palkovsky | 656 | |
1501 | palkovsky | 657 | map_physmem(fb_ph_addr, fb_addr, ALIGN_UP(asz,PAGE_SIZE) >>PAGE_WIDTH, |
1490 | palkovsky | 658 | AS_AREA_READ | AS_AREA_WRITE | AS_AREA_CACHEABLE); |
659 | |||
660 | screen_init(fb_addr, fb_width, fb_height, fb_bpp, fb_scanline); |
||
1363 | vana | 661 | |
1485 | palkovsky | 662 | return 0; |
1363 | vana | 663 | } |
1490 | palkovsky | 664 |