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2337 | kebrt | 1 | /* |
2 | * Copyright (c) 2007 Michal Kebrt |
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3 | * All rights reserved. |
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4 | * |
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5 | * Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions |
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7 | * are met: |
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8 | * |
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9 | * - Redistributions of source code must retain the above copyright |
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10 | * notice, this list of conditions and the following disclaimer. |
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11 | * - Redistributions in binary form must reproduce the above copyright |
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12 | * notice, this list of conditions and the following disclaimer in the |
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13 | * documentation and/or other materials provided with the distribution. |
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14 | * - The name of the author may not be used to endorse or promote products |
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15 | * derived from this software without specific prior written permission. |
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16 | * |
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17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
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20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
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21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
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22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
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26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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27 | */ |
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28 | |||
2350 | kebrt | 29 | /** @addtogroup kbdarm32gxemul GXemul |
30 | * @brief HelenOS arm32 GXEmul uspace keyboard handler. |
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31 | * @ingroup kbdarm32 |
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2337 | kebrt | 32 | * @{ |
33 | */ |
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34 | /** @file |
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2350 | kebrt | 35 | * @brief GXemul uspace keyboard handler. |
2337 | kebrt | 36 | */ |
37 | |||
38 | #include <ipc/ipc.h> |
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39 | #include <sysinfo.h> |
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40 | #include <kbd.h> |
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41 | #include <keys.h> |
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2360 | kebrt | 42 | #include <bool.h> |
2337 | kebrt | 43 | |
2360 | kebrt | 44 | |
2337 | kebrt | 45 | #define GXEMUL_KEY_F1 0x504f1bL |
46 | #define GXEMUL_KEY_F2 0x514f1bL |
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47 | #define GXEMUL_KEY_F3 0x524f1bL |
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48 | #define GXEMUL_KEY_F4 0x534f1bL |
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49 | #define GXEMUL_KEY_F5 0x35315b1bL |
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50 | #define GXEMUL_KEY_F6 0x37315b1bL |
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51 | #define GXEMUL_KEY_F7 0x38315b1bL |
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52 | #define GXEMUL_KEY_F8 0x39315b1bL |
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53 | #define GXEMUL_KEY_F9 0x30325b1bL |
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54 | #define GXEMUL_KEY_F10 0x31325b1bL |
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55 | #define GXEMUL_KEY_F11 0x33325d1bL |
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56 | #define GXEMUL_KEY_F12 0x34325b1bL |
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57 | |||
2360 | kebrt | 58 | |
59 | #define GXEMUL_FB_KEY_F1 0x504f5b1bL |
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60 | #define GXEMUL_FB_KEY_F2 0x514f5b1bL |
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61 | #define GXEMUL_FB_KEY_F3 0x524f5b1bL |
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62 | #define GXEMUL_FB_KEY_F4 0x534f5b1bL |
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63 | #define GXEMUL_FB_KEY_F5 0x35315b1bL |
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64 | #define GXEMUL_FB_KEY_F6 0x37315b1bL |
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65 | #define GXEMUL_FB_KEY_F7 0x38315b1bL |
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66 | #define GXEMUL_FB_KEY_F8 0x39315b1bL |
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67 | #define GXEMUL_FB_KEY_F9 0x38325b1bL |
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68 | #define GXEMUL_FB_KEY_F10 0x39325b1bL |
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69 | #define GXEMUL_FB_KEY_F11 0x33325b1bL |
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70 | #define GXEMUL_FB_KEY_F12 0x34325b1bL |
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71 | |||
72 | |||
2350 | kebrt | 73 | /** Function keys start code (F1=0x101) */ |
2337 | kebrt | 74 | #define FUNCTION_KEYS 0x100 |
75 | |||
2360 | kebrt | 76 | static irq_cmd_t gxemul_cmds[] = { |
2337 | kebrt | 77 | { |
78 | CMD_MEM_READ_1, |
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79 | (void *) 0, |
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80 | 0, |
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81 | 2 |
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82 | } |
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83 | }; |
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84 | |||
2360 | kebrt | 85 | static irq_code_t gxemul_kbd = { |
2337 | kebrt | 86 | 1, |
87 | gxemul_cmds |
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88 | }; |
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89 | |||
90 | |||
2360 | kebrt | 91 | /** Framebuffer switched on. */ |
92 | static bool fb; |
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93 | |||
94 | |||
2337 | kebrt | 95 | /* |
96 | // Please preserve this code (it can be used to determine scancodes) |
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97 | int to_hex(int v) |
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98 | { |
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99 | return "0123456789ABCDEF"[v]; |
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100 | } |
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101 | */ |
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102 | |||
2350 | kebrt | 103 | |
2360 | kebrt | 104 | /** Process data sent when a key is pressed (in no-framebuffer mode). |
2350 | kebrt | 105 | * |
106 | * @param keybuffer Buffer of scan codes. |
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107 | * @param scan_code Scan code. |
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108 | * |
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109 | * @return Code of the pressed key. |
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110 | */ |
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2337 | kebrt | 111 | static int gxemul_process_no_fb(keybuffer_t *keybuffer, int scan_code) |
112 | { |
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113 | |||
114 | static unsigned long buf = 0; |
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115 | static int count = 0; |
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116 | |||
2360 | kebrt | 117 | // Preserve for detecting scan codes. |
118 | // keybuffer_push(keybuffer, to_hex((scan_code>>4)&0xf)); |
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119 | // keybuffer_push(keybuffer, to_hex(scan_code&0xf)); |
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120 | // keybuffer_push(keybuffer, 'X'); |
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121 | // keybuffer_push(keybuffer, 'Y'); |
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122 | // return 1; |
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2337 | kebrt | 123 | |
124 | if (scan_code == '\r') |
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125 | scan_code = '\n'; |
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126 | |||
127 | if(scan_code == 0x7e) { |
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128 | switch (buf) { |
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129 | case GXEMUL_KEY_F5: |
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130 | keybuffer_push(keybuffer,FUNCTION_KEYS | 5); |
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131 | buf = count = 0; |
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132 | return 1; |
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133 | case GXEMUL_KEY_F6: |
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134 | keybuffer_push(keybuffer,FUNCTION_KEYS | 6); |
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135 | buf = count = 0; |
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136 | return 1; |
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137 | case GXEMUL_KEY_F7: |
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138 | keybuffer_push(keybuffer,FUNCTION_KEYS | 7); |
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139 | buf = count = 0; |
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140 | return 1; |
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141 | case GXEMUL_KEY_F8: |
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142 | keybuffer_push(keybuffer,FUNCTION_KEYS | 8); |
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143 | buf = count = 0; |
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144 | return 1; |
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145 | case GXEMUL_KEY_F9: |
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146 | keybuffer_push(keybuffer,FUNCTION_KEYS | 9); |
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147 | buf = count = 0; |
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148 | return 1; |
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149 | case GXEMUL_KEY_F10: |
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150 | keybuffer_push(keybuffer,FUNCTION_KEYS | 10); |
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151 | buf = count = 0; |
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152 | return 1; |
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153 | case GXEMUL_KEY_F11: |
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154 | keybuffer_push(keybuffer,FUNCTION_KEYS | 11); |
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155 | buf = count = 0; |
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156 | return 1; |
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157 | case GXEMUL_KEY_F12: |
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158 | keybuffer_push(keybuffer,FUNCTION_KEYS | 12); |
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159 | buf = count = 0; |
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160 | return 1; |
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161 | default: |
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162 | keybuffer_push(keybuffer, buf & 0xff); |
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163 | keybuffer_push(keybuffer, (buf >> 8) &0xff); |
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164 | keybuffer_push(keybuffer, (buf >> 16) &0xff); |
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165 | keybuffer_push(keybuffer, (buf >> 24) &0xff); |
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166 | keybuffer_push(keybuffer, scan_code); |
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167 | buf = count = 0; |
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168 | return 1; |
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169 | } |
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170 | } |
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171 | |||
172 | buf |= ((unsigned long) scan_code)<<(8*(count++)); |
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173 | |||
174 | if((buf & 0xff) != (GXEMUL_KEY_F1 & 0xff)) { |
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175 | keybuffer_push(keybuffer, buf); |
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176 | buf = count = 0; |
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177 | return 1; |
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178 | } |
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179 | |||
180 | if (count <= 1) |
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181 | return 1; |
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182 | |||
183 | if ((buf & 0xffff) != (GXEMUL_KEY_F1 & 0xffff) |
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184 | && (buf & 0xffff) != (GXEMUL_KEY_F5 & 0xffff) ) { |
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185 | |||
186 | keybuffer_push(keybuffer, buf & 0xff); |
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187 | keybuffer_push(keybuffer, (buf >> 8) &0xff); |
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188 | buf = count = 0; |
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189 | return 1; |
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190 | } |
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191 | |||
192 | if (count <= 2) |
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193 | return 1; |
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194 | |||
195 | switch (buf) { |
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196 | case GXEMUL_KEY_F1: |
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197 | keybuffer_push(keybuffer,FUNCTION_KEYS | 1); |
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198 | buf = count = 0; |
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199 | return 1; |
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200 | case GXEMUL_KEY_F2: |
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201 | keybuffer_push(keybuffer,FUNCTION_KEYS | 2); |
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202 | buf = count = 0; |
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203 | return 1; |
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204 | case GXEMUL_KEY_F3: |
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205 | keybuffer_push(keybuffer,FUNCTION_KEYS | 3); |
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206 | buf = count = 0; |
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207 | return 1; |
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208 | case GXEMUL_KEY_F4: |
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209 | keybuffer_push(keybuffer,FUNCTION_KEYS | 4); |
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210 | buf = count = 0; |
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211 | return 1; |
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212 | } |
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213 | |||
214 | |||
215 | if((buf & 0xffffff) != (GXEMUL_KEY_F5 & 0xffffff) |
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216 | && (buf & 0xffffff) != (GXEMUL_KEY_F9 & 0xffffff)) { |
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217 | |||
218 | keybuffer_push(keybuffer, buf & 0xff); |
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219 | keybuffer_push(keybuffer, (buf >> 8) & 0xff); |
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220 | keybuffer_push(keybuffer, (buf >> 16) & 0xff); |
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221 | buf=count=0; |
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222 | return 1; |
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223 | } |
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224 | |||
225 | if (count <= 3) |
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226 | return 1; |
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227 | |||
228 | switch (buf) { |
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229 | case GXEMUL_KEY_F5: |
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230 | case GXEMUL_KEY_F6: |
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231 | case GXEMUL_KEY_F7: |
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232 | case GXEMUL_KEY_F8: |
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233 | case GXEMUL_KEY_F9: |
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234 | case GXEMUL_KEY_F10: |
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235 | case GXEMUL_KEY_F11: |
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236 | case GXEMUL_KEY_F12: |
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237 | return 1; |
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238 | default: |
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239 | keybuffer_push(keybuffer, buf & 0xff); |
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240 | keybuffer_push(keybuffer, (buf >> 8) &0xff); |
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241 | keybuffer_push(keybuffer, (buf >> 16) &0xff); |
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242 | keybuffer_push(keybuffer, (buf >> 24) &0xff); |
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243 | buf = count = 0; |
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244 | return 1; |
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245 | } |
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246 | return 1; |
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247 | } |
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248 | |||
249 | |||
2360 | kebrt | 250 | /** Process data sent when a key is pressed (in framebuffer mode). |
251 | * |
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252 | * @param keybuffer Buffer of scan codes. |
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253 | * @param scan_code Scan code. |
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254 | * |
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255 | * @return Code of the pressed key. |
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256 | */ |
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257 | static int gxemul_process_fb(keybuffer_t *keybuffer, int scan_code) |
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258 | { |
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259 | static unsigned long buf = 0; |
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260 | static int count = 0; |
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261 | |||
262 | /* Please preserve this code (it can be used to determine scancodes) |
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263 | |||
264 | keybuffer_push(keybuffer, to_hex((scan_code>>4)&0xf)); |
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265 | keybuffer_push(keybuffer, to_hex(scan_code&0xf)); |
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266 | keybuffer_push(keybuffer, ' '); |
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267 | keybuffer_push(keybuffer, ' '); |
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268 | |||
269 | return 1; |
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270 | */ |
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271 | |||
272 | if (scan_code == '\r') |
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273 | scan_code = '\n'; |
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274 | |||
275 | buf |= ((unsigned long) scan_code)<<(8*(count++)); |
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276 | |||
277 | |||
278 | if ((buf & 0xff) != (GXEMUL_FB_KEY_F1 & 0xff)) { |
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279 | keybuffer_push(keybuffer, buf); |
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280 | buf = count = 0; |
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281 | return 1; |
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282 | } |
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283 | |||
284 | if (count <= 1) |
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285 | return 1; |
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286 | |||
287 | if ((buf & 0xffff) != (GXEMUL_FB_KEY_F1 & 0xffff)) { |
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288 | keybuffer_push(keybuffer, buf & 0xff); |
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289 | keybuffer_push(keybuffer, (buf >> 8) &0xff); |
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290 | buf = count = 0; |
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291 | return 1; |
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292 | } |
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293 | |||
294 | if (count <= 2) |
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295 | return 1; |
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296 | |||
297 | |||
298 | if ((buf & 0xffffff) != (GXEMUL_FB_KEY_F1 & 0xffffff) |
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299 | && (buf & 0xffffff) != (GXEMUL_FB_KEY_F5 & 0xffffff) |
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300 | && (buf & 0xffffff) != (GXEMUL_FB_KEY_F9 & 0xffffff)) { |
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301 | |||
302 | keybuffer_push(keybuffer, buf & 0xff); |
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303 | keybuffer_push(keybuffer, (buf >> 8) & 0xff); |
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304 | keybuffer_push(keybuffer, (buf >> 16) & 0xff); |
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305 | buf = count = 0; |
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306 | return 1; |
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307 | } |
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308 | |||
309 | if ( count <= 3 ) |
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310 | return 1; |
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311 | |||
312 | |||
313 | switch (buf) { |
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314 | case GXEMUL_FB_KEY_F1: |
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315 | keybuffer_push(keybuffer,FUNCTION_KEYS | 1 ); |
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316 | buf=count=0; |
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317 | return 1; |
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318 | case GXEMUL_FB_KEY_F2: |
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319 | keybuffer_push(keybuffer,FUNCTION_KEYS | 2 ); |
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320 | buf=count=0; |
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321 | return 1; |
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322 | case GXEMUL_FB_KEY_F3: |
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323 | keybuffer_push(keybuffer,FUNCTION_KEYS | 3 ); |
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324 | buf=count=0; |
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325 | return 1; |
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326 | case GXEMUL_FB_KEY_F4: |
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327 | keybuffer_push(keybuffer,FUNCTION_KEYS | 4 ); |
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328 | buf=count=0; |
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329 | return 1; |
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330 | case GXEMUL_FB_KEY_F5: |
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331 | keybuffer_push(keybuffer,FUNCTION_KEYS | 5 ); |
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332 | buf=count=0; |
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333 | return 1; |
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334 | case GXEMUL_FB_KEY_F6: |
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335 | keybuffer_push(keybuffer,FUNCTION_KEYS | 6 ); |
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336 | buf=count=0; |
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337 | return 1; |
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338 | case GXEMUL_FB_KEY_F7: |
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339 | keybuffer_push(keybuffer,FUNCTION_KEYS | 7 ); |
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340 | buf=count=0; |
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341 | return 1; |
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342 | case GXEMUL_FB_KEY_F8: |
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343 | keybuffer_push(keybuffer,FUNCTION_KEYS | 8 ); |
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344 | buf=count=0; |
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345 | return 1; |
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346 | case GXEMUL_FB_KEY_F9: |
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347 | keybuffer_push(keybuffer,FUNCTION_KEYS | 9 ); |
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348 | buf=count=0; |
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349 | return 1; |
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350 | case GXEMUL_FB_KEY_F10: |
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351 | keybuffer_push(keybuffer,FUNCTION_KEYS | 10 ); |
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352 | buf=count=0; |
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353 | return 1; |
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354 | case GXEMUL_FB_KEY_F11: |
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355 | keybuffer_push(keybuffer,FUNCTION_KEYS | 11 ); |
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356 | buf=count=0; |
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357 | return 1; |
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358 | case GXEMUL_FB_KEY_F12: |
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359 | keybuffer_push(keybuffer,FUNCTION_KEYS | 12 ); |
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360 | buf=count=0; |
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361 | return 1; |
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362 | default: |
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363 | keybuffer_push(keybuffer, buf & 0xff ); |
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364 | keybuffer_push(keybuffer, (buf >> 8) &0xff ); |
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365 | keybuffer_push(keybuffer, (buf >> 16) &0xff ); |
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366 | keybuffer_push(keybuffer, (buf >> 24) &0xff ); |
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367 | buf=count=0; |
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368 | return 1; |
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369 | } |
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370 | return 1; |
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371 | } |
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372 | |||
373 | |||
2350 | kebrt | 374 | /** Initializes keyboard handler. */ |
2337 | kebrt | 375 | int kbd_arch_init(void) |
376 | { |
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2360 | kebrt | 377 | fb = (sysinfo_value("fb.kind") == 1); |
2337 | kebrt | 378 | gxemul_cmds[0].addr = (void *) sysinfo_value("kbd.address.virtual"); |
379 | ipc_register_irq(sysinfo_value("kbd.inr"), sysinfo_value("kbd.devno"), 0, &gxemul_kbd); |
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380 | return 0; |
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381 | } |
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382 | |||
383 | |||
2350 | kebrt | 384 | /** Process data sent when a key is pressed. |
385 | * |
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386 | * @param keybuffer Buffer of scan codes. |
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387 | * @param call IPC call. |
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388 | * |
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389 | * @return Code of the pressed key. |
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390 | */ |
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2337 | kebrt | 391 | int kbd_arch_process(keybuffer_t *keybuffer, ipc_call_t *call) |
392 | { |
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393 | int scan_code = IPC_GET_ARG2(*call); |
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2350 | kebrt | 394 | static int esc_count = 0; |
2337 | kebrt | 395 | |
396 | if (scan_code == 0x1b) { |
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397 | esc_count++; |
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398 | if (esc_count == 3) { |
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399 | __SYSCALL0(SYS_DEBUG_ENABLE_CONSOLE); |
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400 | } |
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401 | } else { |
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402 | esc_count = 0; |
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403 | } |
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404 | |||
2360 | kebrt | 405 | if (fb) { |
406 | return gxemul_process_fb(keybuffer, scan_code); |
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407 | } else { |
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408 | return gxemul_process_no_fb(keybuffer, scan_code); |
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409 | } |
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410 | |||
2337 | kebrt | 411 | } |
412 | |||
413 | /** @} |
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414 | */ |