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Rev | Author | Line No. | Line |
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431 | serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
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4 | ;; Distributed under terms of the GNU General Public License ;; |
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5 | ;; ;; |
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6 | ;; VESA12.INC ;; |
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7 | ;; ;; |
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8 | ;; Vesa 1.2 functions for MenuetOS ;; |
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9 | ;; ;; |
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10 | ;; Copyright 2002 Ville Turjanmaa ;; |
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11 | ;; ;; |
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12 | ;; quickcode@mail.ru - bankswitch for S3 cards ;; |
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13 | ;; ;; |
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14 | ;; See file COPYING for details ;; |
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15 | ;; ;; |
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16 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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1 | ha | 17 | |
593 | mikedld | 18 | $Revision: 914 $ |
1 | ha | 19 | |
593 | mikedld | 20 | |
673 | serge | 21 | TRIDENT equ 0 |
22 | S3_VIDEO equ 0 |
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23 | INTEL_VIDEO equ 0 |
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24 | |||
25 | if TRIDENT |
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26 | if S3_VIDEO or INTEL_VIDEO |
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27 | stop |
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28 | end if |
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29 | end if |
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30 | |||
31 | if S3_VIDEO |
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32 | if TRIDENT or INTEL_VIDEO |
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33 | stop |
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34 | end if |
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35 | end if |
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36 | |||
37 | if INTEL_VIDEO |
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38 | if S3_VIDEO or TRIDENT |
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39 | stop |
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40 | end if |
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41 | end if |
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42 | |||
43 | |||
1 | ha | 44 | ; A complete video driver should include the following types of function |
45 | ; |
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46 | ; Putpixel |
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47 | ; Getpixel |
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48 | ; |
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49 | ; Drawimage |
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50 | ; Drawbar |
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51 | ; |
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52 | ; Drawbackground |
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53 | ; |
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54 | ; |
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55 | ; Modifying the set_bank -function is mostly enough |
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56 | ; for different Vesa 1.2 setups. |
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57 | |||
5 | halyavin | 58 | ;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
59 | ; set_bank for Trident videocards, work on Trident 9440 |
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60 | ; modified by Mario79 |
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1 | ha | 61 | |
673 | serge | 62 | if TRIDENT |
63 | set_bank: |
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64 | pushfd |
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65 | cli |
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66 | cmp al,[BANK_RW] |
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67 | je .retsb |
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5 | halyavin | 68 | |
673 | serge | 69 | mov [BANK_RW],al |
70 | push dx |
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71 | mov dx,3D8h |
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72 | out dx,al |
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73 | pop dx |
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74 | .retsb: |
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75 | popfd |
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76 | ret |
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77 | end if |
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78 | |||
5 | halyavin | 79 | ;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
80 | ; set_bank for S3 videocards, work on S3 ViRGE PCI (325) |
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379 | serge | 81 | ; modified by kmeaw |
673 | serge | 82 | |
83 | if S3_VIDEO |
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379 | serge | 84 | set_bank: |
673 | serge | 85 | pushfd |
86 | cli |
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87 | cmp al,[BANK_RW] |
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88 | je .retsb |
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89 | |||
90 | mov [BANK_RW],al |
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91 | push ax |
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92 | push dx |
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93 | push cx |
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94 | mov cl, al |
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95 | mov dx, 0x3D4 |
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96 | mov al, 0x38 |
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97 | out dx, al ;CR38 Register Lock 1 ;Note: Traditionally 48h is used to |
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98 | ;unlock and 00h to lock |
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99 | inc dx |
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100 | mov al, 0x48 |
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101 | out dx, al ;3d5 -? |
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102 | dec dx |
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103 | mov al, 0x31 |
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104 | out dx, al ;CR31 Memory Configuration Register |
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1 | ha | 105 | ;0 Enable Base Address Offset (CPUA BASE). Enables bank operation if set, ;disables if clear. |
106 | ;4-5 Bit 16-17 of the Display Start Address. For the 801/5,928 see index 51h, |
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107 | ;for the 864/964 see index 69h. |
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108 | |||
673 | serge | 109 | inc dx |
110 | in al, dx |
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111 | dec dx |
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112 | mov ah, al |
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113 | mov al, 0x31 |
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114 | out dx, ax |
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115 | mov al, ah |
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116 | or al, 9 |
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117 | inc dx |
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118 | out dx, al |
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119 | dec dx |
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120 | mov al, 0x35 |
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121 | out dx, al ;CR35 CRT Register Lock |
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122 | inc dx |
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123 | in al, dx |
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124 | dec dx |
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125 | and al, 0xF0 |
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126 | mov ch, cl |
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127 | and ch, 0x0F |
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128 | or ch, al |
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129 | mov al, 0x35 |
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130 | out dx, al |
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131 | inc dx |
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132 | mov al, ch |
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133 | out dx, ax |
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134 | dec dx |
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135 | mov al, 0x51 ;Extended System Control 2 Register |
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136 | out dx, al |
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137 | inc dx |
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138 | in al, dx |
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139 | dec dx |
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140 | and al, 0xF3 |
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141 | shr cl, 2 |
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142 | and cl, 0x0C |
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143 | or cl, al |
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144 | mov al, 0x51 |
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145 | out dx, al |
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146 | inc dx |
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147 | mov al, cl |
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148 | out dx, al |
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149 | dec dx |
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150 | mov al, 0x38 |
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151 | out dx, al |
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152 | inc dx |
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153 | xor al, al |
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154 | out dx, al |
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155 | dec dx |
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156 | pop cx |
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157 | pop dx |
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158 | pop ax |
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159 | .retsb: |
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160 | popfd |
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161 | ret |
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162 | end if |
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1 | ha | 163 | |
164 | ;Set bank function for Intel 810/815 chipsets |
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165 | ; *****Modified by Protopopius, Russia.***** |
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166 | ; ********* http://menuetos.hut.ru ************** |
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167 | ; ************************************************ |
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168 | |||
673 | serge | 169 | if INTEL_VIDEO |
170 | |||
171 | set_bank: |
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172 | pushfd |
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173 | cli |
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174 | |||
175 | cmp al,[BANK_RW] |
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176 | je .retsb |
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177 | |||
178 | mov [BANK_RW],al |
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179 | push ax |
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180 | push dx |
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181 | mov dx,3CEh |
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182 | mov ah,al ; Save value for later use |
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183 | mov al,10h ; Index GR10 (Address Mapping) |
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184 | out dx,al ; Select GR10 |
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185 | inc dl |
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186 | mov al,3 ; Set bits 0 and 1 (Enable linear page mapping) |
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187 | out dx,al ; Write value |
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188 | dec dl |
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189 | mov al,11h ; Index GR11 (Page Selector) |
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190 | out dx,al ; Select GR11 |
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191 | inc dl |
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192 | mov al,ah ; Write address |
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193 | out dx,al ; Write the value |
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194 | pop dx |
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195 | pop ax |
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196 | .retsb: |
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197 | popfd |
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198 | ret |
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199 | end if |
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200 | |||
1 | ha | 201 | ;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!} |
202 | |||
673 | serge | 203 | if (TRIDENT or S3_VIDEO or INTEL_VIDEO) |
204 | else |
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205 | set_bank: |
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206 | pushfd |
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207 | cli |
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1 | ha | 208 | |
673 | serge | 209 | cmp al,[BANK_RW] |
210 | je .retsb |
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1 | ha | 211 | |
673 | serge | 212 | mov [BANK_RW],al |
213 | push ax |
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214 | push dx |
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215 | mov ah,al |
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216 | mov dx,0x03D4 |
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217 | mov al,0x39 |
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218 | out dx,al |
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219 | inc dl |
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220 | mov al,0xA5 |
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221 | out dx,al |
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222 | dec dl |
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223 | mov al,6Ah |
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224 | out dx,al |
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225 | inc dl |
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226 | mov al,ah |
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227 | out dx,al |
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228 | dec dl |
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229 | mov al,0x39 |
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230 | out dx,al |
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231 | inc dl |
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232 | mov al,0x5A |
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233 | out dx,al |
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234 | dec dl |
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235 | pop dx |
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236 | pop ax |
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237 | |||
238 | .retsb: |
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239 | popfd |
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240 | ret |
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241 | end if |
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242 | |||
1 | ha | 243 | vesa12_drawbackground: |
244 | |||
245 | call [disable_mouse] |
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246 | |||
247 | push eax |
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248 | push ebx |
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249 | push ecx |
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250 | push edx |
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251 | |||
252 | xor edx,edx |
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527 | diamond | 253 | mov eax,dword[BgrDataWidth] |
254 | mov ebx,dword[BgrDataHeight] |
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1 | ha | 255 | mul ebx |
256 | mov ebx,3 |
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257 | mul ebx |
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258 | mov [imax],eax |
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115 | poddubny | 259 | mov eax,[draw_data+32+RECT.left] |
260 | mov ebx,[draw_data+32+RECT.top] |
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1 | ha | 261 | mov edi,0 ;no force |
262 | |||
263 | v12dp3: |
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264 | |||
265 | push eax |
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266 | push ebx |
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267 | |||
527 | diamond | 268 | cmp [BgrDrawMode],dword 1 ; tiled background |
1 | ha | 269 | jne no_vesa12_tiled_bgr |
270 | |||
271 | push edx |
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272 | |||
273 | xor edx,edx |
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527 | diamond | 274 | div dword [BgrDataWidth] |
1 | ha | 275 | |
527 | diamond | 276 | push edx |
1 | ha | 277 | mov eax,ebx |
278 | xor edx,edx |
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527 | diamond | 279 | div dword [BgrDataHeight] |
1 | ha | 280 | mov ebx,edx |
281 | pop eax |
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282 | |||
283 | pop edx |
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284 | |||
285 | no_vesa12_tiled_bgr: |
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286 | |||
527 | diamond | 287 | cmp [BgrDrawMode],dword 2 ; stretched background |
1 | ha | 288 | jne no_vesa12_stretched_bgr |
289 | |||
290 | push edx |
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291 | |||
527 | diamond | 292 | mul dword [BgrDataWidth] |
753 | serge | 293 | mov ecx,[Screen_Max_X] |
1 | ha | 294 | inc ecx |
295 | div ecx |
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296 | |||
297 | push eax |
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298 | mov eax,ebx |
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527 | diamond | 299 | mul dword [BgrDataHeight] |
753 | serge | 300 | mov ecx,[Screen_Max_Y] |
1 | ha | 301 | inc ecx |
302 | div ecx |
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303 | mov ebx,eax |
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304 | pop eax |
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305 | |||
306 | pop edx |
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307 | |||
308 | no_vesa12_stretched_bgr: |
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309 | |||
310 | |||
527 | diamond | 311 | mov esi,ebx |
312 | imul esi, dword [BgrDataWidth] |
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1 | ha | 313 | add esi,eax |
527 | diamond | 314 | lea esi,[esi*3] |
469 | serge | 315 | add esi,[img_background] ;IMG_BACKGROUND |
1 | ha | 316 | pop ebx |
317 | pop eax |
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318 | |||
319 | v12di4: |
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320 | |||
527 | diamond | 321 | mov cl,[esi+2] |
322 | shl ecx,16 |
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323 | mov cx,[esi] |
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1 | ha | 324 | pusha |
325 | mov esi,eax |
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326 | mov edi,ebx |
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753 | serge | 327 | mov eax,[Screen_Max_X] |
1 | ha | 328 | add eax,1 |
329 | mul ebx |
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840 | serge | 330 | mov ebx, [_display_data] |
331 | add ebx, esi |
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332 | cmp [eax+ebx],byte 1 |
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1 | ha | 333 | jnz v12nbgp |
381 | serge | 334 | mov eax,[BytesPerScanLine] |
1 | ha | 335 | mov ebx,edi |
336 | mul ebx |
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673 | serge | 337 | add eax, esi |
338 | lea eax, [VGABasePtr+eax+esi*2] |
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381 | serge | 339 | cmp [ScreenBPP],byte 24 |
1 | ha | 340 | jz v12bgl3 |
341 | add eax,esi |
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342 | |||
343 | v12bgl3: |
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344 | |||
345 | push ebx |
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346 | push eax |
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347 | |||
673 | serge | 348 | sub eax,VGABasePtr |
1 | ha | 349 | |
350 | shr eax,16 |
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351 | call set_bank |
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352 | pop eax |
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353 | and eax,65535 |
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381 | serge | 354 | add eax,VGABasePtr |
1 | ha | 355 | pop ebx |
356 | |||
357 | mov [eax],cx |
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358 | add eax,2 |
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359 | shr ecx,16 |
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360 | mov [eax],cl |
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361 | sti |
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362 | |||
363 | v12nbgp: |
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364 | |||
365 | popa |
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366 | add esi,3 |
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367 | inc eax |
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115 | poddubny | 368 | cmp eax,[draw_data+32+RECT.right] |
1 | ha | 369 | jg v12nodp31 |
370 | jmp v12dp3 |
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371 | |||
372 | v12nodp31: |
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373 | |||
115 | poddubny | 374 | mov eax,[draw_data+32+RECT.left] |
1 | ha | 375 | inc ebx |
115 | poddubny | 376 | cmp ebx,[draw_data+32+RECT.bottom] |
1 | ha | 377 | jg v12dp4 |
378 | jmp v12dp3 |
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379 | |||
380 | v12dp4: |
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381 | |||
382 | pop edx |
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383 | pop ecx |
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384 | pop ebx |
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385 | pop eax |
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386 | ret |
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387 | |||
388 | |||
389 | vesa12_drawbar: |
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390 | |||
391 | call [disable_mouse] |
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392 | |||
393 | ;; mov [novesachecksum],dword 0 |
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394 | sub edx,ebx |
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395 | sub ecx,eax |
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396 | push esi |
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397 | push edi |
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398 | push eax |
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399 | push ebx |
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400 | push ecx |
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401 | push edx |
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379 | serge | 402 | mov ecx,[TASK_BASE] |
115 | poddubny | 403 | add eax,[ecx-twdw+WDATA.box.left] |
404 | add ebx,[ecx-twdw+WDATA.box.top] |
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1 | ha | 405 | push eax |
406 | mov eax,ebx ; y |
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381 | serge | 407 | mov ebx,[BytesPerScanLine] |
1 | ha | 408 | mul ebx |
409 | pop ecx |
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410 | add eax,ecx ; x |
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411 | add eax,ecx |
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412 | add eax,ecx |
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381 | serge | 413 | cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? - x start |
1 | ha | 414 | jz dbpi2412 |
415 | add eax,ecx |
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416 | |||
417 | dbpi2412: |
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418 | |||
673 | serge | 419 | add eax,VGABasePtr |
1 | ha | 420 | mov edi,eax |
421 | |||
422 | ; x size |
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423 | |||
424 | mov eax,[esp+4] ; [esp+6] |
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425 | mov ecx,eax |
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426 | add ecx,eax |
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427 | add ecx,eax |
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381 | serge | 428 | cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? - x size |
1 | ha | 429 | jz dbpi24312 |
430 | add ecx,eax |
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431 | |||
432 | dbpi24312: |
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433 | |||
434 | mov ebx,[esp+0] |
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435 | |||
436 | ; check limits ? |
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437 | |||
438 | push eax |
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439 | push ecx |
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379 | serge | 440 | mov eax,[TASK_BASE] |
441 | mov ecx,[eax+draw_data-CURRENT_TASK+RECT.left] |
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1 | ha | 442 | cmp ecx,0 |
443 | jnz dbcblimitlset12 |
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379 | serge | 444 | mov ecx,[eax+draw_data-CURRENT_TASK+RECT.top] |
1 | ha | 445 | cmp ecx,0 |
446 | jnz dbcblimitlset12 |
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379 | serge | 447 | mov ecx,[eax+draw_data-CURRENT_TASK+RECT.right] |
753 | serge | 448 | cmp ecx,[Screen_Max_X] |
1 | ha | 449 | jnz dbcblimitlset12 |
379 | serge | 450 | mov ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom] |
753 | serge | 451 | cmp ecx,[Screen_Max_Y] |
1 | ha | 452 | jnz dbcblimitlset12 |
453 | pop ecx |
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454 | pop eax |
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455 | push dword 0 |
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456 | jmp dbcblimitlno12 |
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457 | |||
458 | dbcblimitlset12: |
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459 | |||
460 | pop ecx |
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461 | pop eax |
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462 | push dword 1 |
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463 | |||
464 | dbcblimitlno12: |
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465 | |||
381 | serge | 466 | cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? |
1 | ha | 467 | jz dbpi24bit12 |
468 | jmp dbpi32bit12 |
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469 | |||
470 | |||
471 | ; DRAWBAR 24 BBP |
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472 | |||
473 | |||
474 | dbpi24bit12: |
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475 | |||
476 | push eax |
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477 | push ebx |
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478 | push edx |
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479 | mov eax,ecx |
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480 | mov ebx,3 |
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481 | div ebx |
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482 | mov ecx,eax |
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483 | pop edx |
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484 | pop ebx |
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485 | pop eax |
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486 | cld |
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487 | |||
488 | dbnewpi12: |
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489 | |||
490 | push ebx |
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491 | push edi |
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492 | push ecx |
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493 | |||
494 | xor edx,edx |
||
495 | mov eax,edi |
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673 | serge | 496 | sub eax,VGABasePtr |
1 | ha | 497 | mov ebx,3 |
498 | div ebx |
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840 | serge | 499 | add eax, [_display_data] |
379 | serge | 500 | mov ebx,[CURRENT_TASK] |
1 | ha | 501 | cld |
502 | |||
503 | dbnp2412: |
||
504 | |||
505 | mov dl,[eax] |
||
506 | push eax |
||
507 | push ecx |
||
508 | cmp dl,bl |
||
509 | jnz dbimp24no12 |
||
510 | cmp [esp+5*4],dword 0 |
||
511 | jz dbimp24yes12 |
||
512 | ; call dbcplimit |
||
513 | ; jnz dbimp24no12 |
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514 | |||
515 | dbimp24yes12: |
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516 | |||
517 | push edi |
||
518 | mov eax,edi |
||
673 | serge | 519 | sub eax,VGABasePtr |
1 | ha | 520 | shr eax,16 |
521 | call set_bank |
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522 | and edi,0xffff |
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381 | serge | 523 | add edi,VGABasePtr |
1 | ha | 524 | mov eax,[esp+8+3*4+16+4+4] |
525 | stosw |
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526 | shr eax,16 |
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527 | stosb |
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528 | sti |
||
529 | pop edi |
||
530 | add edi,3 |
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531 | pop ecx |
||
532 | pop eax |
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533 | inc eax |
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534 | loop dbnp2412 |
||
535 | jmp dbnp24d12 |
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536 | |||
537 | dbimp24no12: |
||
538 | |||
539 | pop ecx |
||
540 | pop eax |
||
541 | cld |
||
542 | add edi,3 |
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543 | inc eax |
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544 | loop dbnp2412 |
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545 | |||
546 | dbnp24d12: |
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547 | |||
548 | mov eax,[esp+3*4+16+4] |
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549 | test eax,0x80000000 |
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550 | jz nodbgl2412 |
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551 | cmp al,0 |
||
552 | jz nodbgl2412 |
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553 | dec eax |
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554 | mov [esp+3*4+16+4],eax |
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555 | |||
556 | nodbgl2412: |
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557 | |||
558 | pop ecx |
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559 | pop edi |
||
560 | pop ebx |
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381 | serge | 561 | add edi,[BytesPerScanLine] |
1 | ha | 562 | dec ebx |
563 | jz dbnonewpi12 |
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564 | jmp dbnewpi12 |
||
565 | |||
566 | dbnonewpi12: |
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567 | |||
568 | add esp,7*4 |
||
569 | |||
570 | ret |
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571 | |||
572 | |||
573 | ; DRAWBAR 32 BBP |
||
574 | |||
575 | |||
576 | dbpi32bit12: |
||
577 | |||
578 | cld |
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579 | shr ecx,2 |
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580 | |||
581 | dbnewpi3212: |
||
582 | |||
583 | push ebx |
||
584 | push edi |
||
585 | push ecx |
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586 | |||
587 | mov eax,edi |
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673 | serge | 588 | sub eax,VGABasePtr |
1 | ha | 589 | shr eax,2 |
840 | serge | 590 | add eax, [_display_data] |
379 | serge | 591 | mov ebx,[CURRENT_TASK] |
1 | ha | 592 | cld |
593 | |||
594 | dbnp3212: |
||
595 | |||
596 | mov dl,[eax] |
||
597 | push eax |
||
598 | push ecx |
||
599 | cmp dl,bl |
||
600 | jnz dbimp32no12 |
||
601 | cmp [esp+5*4],dword 0 |
||
602 | jz dbimp32yes12 |
||
603 | ; call dbcplimit |
||
604 | ; jnz dbimp32no12 |
||
605 | |||
606 | dbimp32yes12: |
||
607 | |||
608 | push edi |
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609 | mov eax,edi |
||
673 | serge | 610 | sub eax,VGABasePtr |
1 | ha | 611 | shr eax,16 |
612 | call set_bank |
||
613 | and edi,0xffff |
||
381 | serge | 614 | add edi,VGABasePtr |
1 | ha | 615 | mov eax,[esp+8+3*4+16+4+4] |
616 | stosw |
||
617 | shr eax,16 |
||
618 | stosb |
||
619 | sti |
||
620 | pop edi |
||
621 | add edi,4 |
||
622 | inc ebp |
||
623 | pop ecx |
||
624 | pop eax |
||
625 | inc eax |
||
626 | loop dbnp3212 |
||
627 | jmp dbnp32d12 |
||
628 | |||
629 | dbimp32no12: |
||
630 | |||
631 | pop ecx |
||
632 | pop eax |
||
633 | inc eax |
||
634 | add edi,4 |
||
635 | inc ebp |
||
636 | loop dbnp3212 |
||
637 | |||
638 | dbnp32d12: |
||
639 | |||
640 | mov eax,[esp+12+16+4] |
||
641 | test eax,0x80000000 |
||
642 | jz nodbgl3212 |
||
643 | cmp al,0 |
||
644 | jz nodbgl3212 |
||
645 | dec eax |
||
646 | mov [esp+12+16+4],eax |
||
647 | |||
648 | nodbgl3212: |
||
649 | |||
650 | pop ecx |
||
651 | pop edi |
||
652 | pop ebx |
||
381 | serge | 653 | add edi,[BytesPerScanLine] |
1 | ha | 654 | dec ebx |
655 | jz nodbnewpi3212 |
||
656 | jmp dbnewpi3212 |
||
657 | |||
658 | nodbnewpi3212: |
||
659 | |||
660 | add esp,7*4 |
||
661 | ret |
||
662 | |||
663 | |||
664 | Vesa12_putpixel24: |
||
665 | |||
666 | mov edi,eax ; x |
||
667 | mov eax,ebx ; y |
||
668 | lea edi,[edi+edi*2] |
||
381 | serge | 669 | mov ebx,[BytesPerScanLine] |
1 | ha | 670 | mul ebx |
671 | add edi,eax |
||
672 | mov eax,edi |
||
673 | shr eax,16 |
||
674 | call set_bank |
||
675 | and edi,65535 |
||
381 | serge | 676 | add edi,VGABasePtr |
1 | ha | 677 | mov eax,[esp+28] |
678 | stosw |
||
679 | shr eax,16 |
||
680 | mov [edi],al |
||
681 | sti |
||
682 | ret |
||
683 | |||
684 | |||
685 | |||
686 | Vesa12_putpixel32: |
||
687 | |||
688 | mov edi,eax ; x |
||
689 | mov eax,ebx ; y |
||
690 | shl edi,2 |
||
381 | serge | 691 | mov ebx,[BytesPerScanLine] |
1 | ha | 692 | mul ebx |
693 | add edi,eax |
||
694 | mov eax,edi |
||
695 | shr eax,16 |
||
696 | call set_bank |
||
697 | and edi,65535 |
||
381 | serge | 698 | add edi,VGABasePtr |
1 | ha | 699 | mov ecx,[esp+28] |
700 | mov [edi],ecx |
||
701 | sti |
||
702 | ret |
||
703 | |||
704 | |||
705 | Vesa12_getpixel24: |
||
706 | |||
707 | mov edi,eax ; x |
||
708 | mov eax,ebx ; y |
||
709 | lea edi,[edi+edi*2] |
||
381 | serge | 710 | mov ebx,[BytesPerScanLine] |
1 | ha | 711 | mul ebx |
712 | add edi,eax |
||
713 | mov eax,edi |
||
714 | shr eax,16 |
||
715 | call set_bank |
||
716 | and edi,65535 |
||
381 | serge | 717 | add edi,VGABasePtr |
1 | ha | 718 | mov ecx,[edi] |
719 | and ecx,255*256*256+255*256+255 |
||
720 | sti |
||
721 | ret |
||
722 | |||
723 | |||
724 | Vesa12_getpixel32: |
||
725 | |||
726 | mov edi,eax ; x |
||
727 | mov eax,ebx ; y |
||
728 | shl edi,2 |
||
381 | serge | 729 | mov ebx,[BytesPerScanLine] |
1 | ha | 730 | xor edx,edx |
731 | mul ebx |
||
732 | add edi,eax |
||
733 | mov eax,edi |
||
734 | shr eax,16 |
||
735 | call set_bank |
||
736 | and edi,65535 |
||
381 | serge | 737 | add edi,VGABasePtr |
1 | ha | 738 | mov ecx,[edi] |
739 | and ecx,255*256*256+255*256+255 |
||
740 | sti |
||
741 | |||
742 | ret |
||
743 | |||
744 | |||
745 | |||
746 | vesa12_putimage: |
||
283 | diamond | 747 | ; ebx = pointer to image |
748 | ; ecx = size [x|y] |
||
749 | ; edx = coordinates [x|y] |
||
750 | ; ebp = pointer to 'get' function |
||
751 | ; esi = pointer to 'init' function |
||
752 | ; edi = parameter for 'get' function |
||
1 | ha | 753 | |
754 | ; mov ebx,image |
||
755 | ; mov ecx,320*65536+240 |
||
756 | ; mov edx,20*65536+20 |
||
757 | |||
758 | call [disable_mouse] |
||
759 | |||
760 | mov [novesachecksum],dword 0 |
||
761 | push esi |
||
762 | push edi |
||
763 | push eax |
||
764 | push ebx |
||
765 | push ecx |
||
766 | push edx |
||
767 | movzx eax,word [esp+2] |
||
768 | movzx ebx,word [esp+0] |
||
379 | serge | 769 | mov ecx,[TASK_BASE] |
115 | poddubny | 770 | add eax,[ecx-twdw+WDATA.box.left] |
771 | add ebx,[ecx-twdw+WDATA.box.top] |
||
1 | ha | 772 | push eax |
773 | mov eax,ebx ; y |
||
381 | serge | 774 | mul dword [BytesPerScanLine] |
1 | ha | 775 | pop ecx |
776 | add eax,ecx ; x |
||
777 | add eax,ecx |
||
778 | add eax,ecx |
||
381 | serge | 779 | cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? - x start |
1 | ha | 780 | jz pi2412 |
781 | add eax,ecx |
||
782 | |||
783 | pi2412: |
||
784 | |||
673 | serge | 785 | add eax,VGABasePtr |
1 | ha | 786 | mov edi,eax |
787 | |||
788 | ; x size |
||
789 | |||
283 | diamond | 790 | movzx ecx,word [esp+6] |
1 | ha | 791 | |
792 | mov esi,[esp+8] |
||
793 | movzx ebx,word [esp+4] |
||
794 | |||
795 | ; check limits while draw ? |
||
796 | |||
797 | push ecx |
||
379 | serge | 798 | mov eax,[TASK_BASE] |
799 | cmp dword [eax+draw_data-CURRENT_TASK+RECT.left], 0 |
||
1 | ha | 800 | jnz dbcblimitlset212 |
379 | serge | 801 | cmp dword [eax+draw_data-CURRENT_TASK+RECT.top], 0 |
1 | ha | 802 | jnz dbcblimitlset212 |
379 | serge | 803 | mov ecx,[eax+draw_data-CURRENT_TASK+RECT.right] |
753 | serge | 804 | cmp ecx,[Screen_Max_X] |
1 | ha | 805 | jnz dbcblimitlset212 |
379 | serge | 806 | mov ecx,[eax+draw_data-CURRENT_TASK+RECT.bottom] |
753 | serge | 807 | cmp ecx,[Screen_Max_Y] |
1 | ha | 808 | jnz dbcblimitlset212 |
809 | pop ecx |
||
283 | diamond | 810 | push 0 |
1 | ha | 811 | jmp dbcblimitlno212 |
812 | |||
813 | dbcblimitlset212: |
||
814 | |||
815 | pop ecx |
||
283 | diamond | 816 | push 1 |
1 | ha | 817 | |
818 | dbcblimitlno212: |
||
819 | |||
381 | serge | 820 | cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? |
283 | diamond | 821 | jnz pi32bit12 |
1 | ha | 822 | |
823 | pi24bit12: |
||
824 | |||
825 | newpi12: |
||
826 | |||
827 | push edi |
||
828 | push ecx |
||
829 | push ebx |
||
830 | |||
283 | diamond | 831 | mov edx,edi |
673 | serge | 832 | sub edx,VGABasePtr |
1 | ha | 833 | mov ebx,3 |
834 | div ebx |
||
840 | serge | 835 | add edx,[_display_data] |
379 | serge | 836 | mov ebx,[CURRENT_TASK] |
283 | diamond | 837 | mov bh,[esp+4*3] |
1 | ha | 838 | |
839 | np2412: |
||
840 | |||
283 | diamond | 841 | cmp bl,[edx] |
1 | ha | 842 | jnz imp24no12 |
283 | diamond | 843 | ; mov eax,[esi] |
844 | push dword [esp+4*3+20] |
||
845 | call ebp |
||
846 | ; cmp bh,0 |
||
847 | ; jz imp24yes12 |
||
1 | ha | 848 | ; call dbcplimit |
849 | ; jnz imp24no12 |
||
850 | |||
851 | imp24yes12: |
||
852 | |||
283 | diamond | 853 | push edi |
1 | ha | 854 | push eax |
855 | mov eax,edi |
||
673 | serge | 856 | sub eax,VGABasePtr |
1 | ha | 857 | shr eax,16 |
858 | call set_bank |
||
283 | diamond | 859 | pop eax |
1 | ha | 860 | and edi,0xffff |
381 | serge | 861 | add edi,VGABasePtr |
283 | diamond | 862 | mov [edi],ax |
863 | shr eax,16 |
||
864 | mov [edi+2],al |
||
1 | ha | 865 | pop edi |
866 | |||
867 | imp24no12: |
||
868 | |||
283 | diamond | 869 | inc edx |
870 | ; add esi,3 |
||
1 | ha | 871 | add edi,3 |
872 | dec ecx |
||
873 | jnz np2412 |
||
874 | |||
875 | np24d12: |
||
876 | |||
877 | pop ebx |
||
878 | pop ecx |
||
879 | pop edi |
||
880 | |||
381 | serge | 881 | add edi,[BytesPerScanLine] |
314 | diamond | 882 | add esi,[esp+32] |
914 | serge | 883 | cmp ebp,putimage_get1bpp |
884 | jz .correct |
||
885 | cmp ebp,putimage_get4bpp |
||
886 | jnz @f |
||
887 | .correct: |
||
888 | mov eax,[esp+20] |
||
889 | mov byte[eax],80h |
||
890 | @@: |
||
1 | ha | 891 | dec ebx |
283 | diamond | 892 | jnz newpi12 |
1 | ha | 893 | |
894 | nonewpi12: |
||
895 | |||
283 | diamond | 896 | pop eax edx ecx ebx eax edi esi |
897 | xor eax, eax |
||
898 | ret |
||
1 | ha | 899 | |
900 | |||
901 | pi32bit12: |
||
902 | |||
903 | newpi3212: |
||
904 | |||
905 | push edi |
||
906 | push ecx |
||
907 | push ebx |
||
908 | |||
283 | diamond | 909 | mov edx,edi |
673 | serge | 910 | sub edx,VGABasePtr |
283 | diamond | 911 | shr edx,2 |
840 | serge | 912 | add edx, [_display_data] |
379 | serge | 913 | mov ebx,[CURRENT_TASK] |
283 | diamond | 914 | mov bh,[esp+4*3] |
1 | ha | 915 | |
916 | np3212: |
||
917 | |||
283 | diamond | 918 | cmp bl,[edx] |
1 | ha | 919 | jnz imp32no12 |
283 | diamond | 920 | ; mov eax,[esi] |
921 | push dword [esp+4*3+20] |
||
922 | call ebp |
||
923 | ; cmp bh,0 |
||
924 | ; jz imp32yes12 |
||
1 | ha | 925 | ; call dbcplimit |
926 | ; jnz imp32no12 |
||
927 | |||
928 | imp32yes12: |
||
929 | |||
283 | diamond | 930 | push edi |
1 | ha | 931 | push eax |
932 | mov eax,edi |
||
673 | serge | 933 | sub eax,VGABasePtr |
1 | ha | 934 | shr eax,16 |
935 | call set_bank |
||
283 | diamond | 936 | pop eax |
1 | ha | 937 | and edi,0xffff |
381 | serge | 938 | mov [edi+VGABasePtr],eax |
1 | ha | 939 | pop edi |
940 | |||
941 | imp32no12: |
||
942 | |||
283 | diamond | 943 | inc edx |
944 | ; add esi,3 |
||
1 | ha | 945 | add edi,4 |
946 | dec ecx |
||
947 | jnz np3212 |
||
948 | |||
949 | np32d12: |
||
950 | |||
951 | pop ebx |
||
952 | pop ecx |
||
953 | pop edi |
||
954 | |||
381 | serge | 955 | add edi,[BytesPerScanLine] |
914 | serge | 956 | cmp ebp,putimage_get1bpp |
957 | jz .correct |
||
958 | cmp ebp,putimage_get4bpp |
||
959 | jnz @f |
||
960 | .correct: |
||
961 | mov eax,[esp+20] |
||
962 | mov byte[eax],80h |
||
963 | @@: |
||
1 | ha | 964 | dec ebx |
283 | diamond | 965 | jnz newpi3212 |
1 | ha | 966 | |
967 | nonewpi3212: |
||
968 | |||
283 | diamond | 969 | pop eax edx ecx ebx eax edi esi |
970 | xor eax, eax |
||
971 | ret |
||
1 | ha | 972 | |
973 | |||
974 | vesa12_read_screen_pixel: |
||
975 | |||
976 | and eax,0x3FFFFF |
||
381 | serge | 977 | cmp [ScreenBPP],byte 24 ; 24 or 32 bpp ? |
1 | ha | 978 | jz v12rsp24 |
979 | mov edi,eax |
||
980 | shl edi,2 |
||
981 | mov eax,edi |
||
982 | shr eax,16 |
||
983 | call set_bank |
||
984 | and edi,65535 |
||
381 | serge | 985 | add edi,VGABasePtr |
1 | ha | 986 | mov eax,[edi] |
987 | and eax,0x00ffffff |
||
988 | ret |
||
989 | v12rsp24: |
||
990 | |||
991 | imul eax,3 |
||
992 | mov edi,eax |
||
993 | shr eax,16 |
||
994 | call set_bank |
||
995 | and edi,65535 |
||
381 | serge | 996 | add edi,VGABasePtr |
1 | ha | 997 | mov eax,[edi] |
998 | and eax,0x00ffffff |
||
999 | ret |
||
1000 |