Rev 746 | Rev 750 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed
Rev | Author | Line No. | Line |
---|---|---|---|
714 | Lrz | 1 | |
2 | .VESASignature dd ? ; char |
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3 | .VESAVersion dw ? ; short |
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4 | .OemStringPtr dd ? ; char * |
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5 | .Capabilities dd ? ; ulong |
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6 | .VideoModePtr dd ? ; ulong |
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7 | .TotalMemory dw ? ; short |
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8 | ; VBE 2.0+ |
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9 | .OemSoftwareRev db ? ; short |
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10 | .OemVendorNamePtr dw ? ; char * |
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11 | .OemProductNamePtr dw ? ; char * |
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12 | .OemProductRevPtr dw ? ; char * |
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13 | .reserved rb 222 ; char |
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14 | .OemData rb 256 ; char |
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15 | } |
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16 | |||
17 | |||
18 | .ModeAttributes dw ? ; short |
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19 | .WinAAttributes db ? ; char |
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20 | .WinBAttributes db ? ; char |
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21 | .WinGranularity dw ? ; short |
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22 | .WinSize dw ? ; short |
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23 | .WinASegment dw ? ; ushort |
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24 | .WinBSegment dw ? ; ushort |
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25 | .WinFuncPtr dd ? ; void * |
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26 | .BytesPerScanLine dw ? ; short |
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27 | .XRes dw ? ; short |
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28 | .YRes dw ? ; short |
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29 | .XCharSize db ? ; char |
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30 | .YCharSize db ? ; char |
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31 | .NumberOfPlanes db ? ; char |
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32 | .BitsPerPixel db ? ; char |
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33 | .NumberOfBanks db ? ; char |
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34 | .MemoryModel db ? ; char |
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35 | .BankSize db ? ; char |
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36 | .NumberOfImagePages db ? ; char |
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37 | .res1 db ? ; char |
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38 | .RedMaskSize db ? ; char |
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39 | .RedFieldPosition db ? ; char |
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40 | .GreenMaskSize db ? ; char |
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41 | .GreenFieldPosition db ? ; char |
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42 | .BlueMaskSize db ? ; char |
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43 | .BlueFieldPosition db ? ; char |
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44 | .RsvedMaskSize db ? ; char |
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45 | .RsvedFieldPosition db ? ; char |
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46 | .DirectColorModeInfo db ? ; char ; MISSED IN THIS TUTORIAL!! SEE ABOVE |
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47 | ; VBE 2.0+ |
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48 | .PhysBasePtr dd ? ; ulong |
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49 | .OffScreenMemOffset dd ? ; ulong |
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50 | .OffScreenMemSize dw ? ; short |
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51 | ; VBE 3.0+ |
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52 | .LinbytesPerScanLine dw ? ; short |
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53 | .BankNumberOfImagePages db ? ; char |
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54 | .LinNumberOfImagePages db ? ; char |
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55 | .LinRedMaskSize db ? ; char |
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56 | .LinRedFieldPosition db ? ; char |
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57 | .LingreenMaskSize db ? ; char |
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58 | .LinGreenFieldPosition db ? ; char |
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59 | .LinBlueMaskSize db ? ; char |
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60 | .LinBlueFieldPosition db ? ; char |
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61 | .LinRsvdMaskSize db ? ; char |
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62 | .LinRsvdFieldPosition db ? ; char |
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63 | .MaxPixelClock dd ? ; ulong |
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64 | .res2 rb 190 ; char |
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65 | } |
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66 | |||
67 | |||
68 | vi VBE_VGAInfo |
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69 | mi VBE_ModeInfo |
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70 | modes_table: |
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71 | end virtual |
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72 | cursor_pos dw 0 ;âðåìåííîå õðàíåíèå êóðñîðà. |
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73 | home_cursor dw 0 ;current shows rows a table |
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74 | end_cursor dw 0 ;end of position current shows rows a table |
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75 | long_v_table equ 9 ;long of visible video table |
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76 | size_of_step equ 10 |
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731 | diamond | 77 | scroll_area_size equ (long_v_table-2) |
78 | int2str: |
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714 | Lrz | 79 | dec bl |
80 | jz @f |
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81 | xor edx,edx |
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82 | div ecx |
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83 | push edx |
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84 | call int2str |
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85 | pop eax |
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86 | @@: or al,0x30 |
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87 | mov [ds:di],al |
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88 | inc di |
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89 | ret |
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90 | |||
91 | |||
92 | cmp eax,ecx |
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93 | jb @f |
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94 | xor edx,edx |
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95 | div ecx |
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96 | push edx |
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97 | call int2strnz |
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98 | pop eax |
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99 | @@: or al,0x30 |
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100 | mov [es:di],al |
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101 | inc di |
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102 | ret |
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103 | ;------------------------------------------------------- |
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104 | ;Write message about incorrect v_mode and write message about jmp on swith v_mode |
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105 | v_mode_error: |
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106 | _setcursor 19,2 |
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107 | mov si, fatalsel |
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108 | call printplain |
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109 | _setcursor 20,2 |
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110 | mov si,pres_key |
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111 | call printplain |
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112 | xor eax,eax |
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113 | int 16h |
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114 | jmp cfgmanager.d |
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115 | ;------------------------------------------------------- |
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116 | ; |
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117 | |||
118 | |||
119 | |||
120 | |||
121 | print_vesa_info: |
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122 | _setcursor 5,2 |
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123 | |||
124 | |||
125 | mov ax,0x4F00 |
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126 | mov di,vi ;0xa000 |
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127 | int 0x10 |
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128 | or ah,ah |
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129 | jz @f |
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130 | mov [es:vi.VESASignature],'VESA' |
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131 | mov ax,$4F00 |
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132 | mov di,vi |
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133 | int 0x10 |
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134 | or ah,ah |
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135 | jnz .exit |
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136 | @@: |
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137 | cmp [es:vi.VESASignature],'VESA' |
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138 | jne .exit |
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139 | cmp [es:vi.VESAVersion],0x0100 |
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140 | jb .exit |
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141 | jmp .vesaok2 |
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142 | |||
143 | |||
144 | mov si,novesa |
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145 | call printplain |
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146 | ret |
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147 | |||
148 | |||
149 | mov ax,[es:vi.VESAVersion] |
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150 | add ax,'00' |
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151 | |||
152 | |||
153 | mov [s_vesa.ver+2], al |
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154 | mov si,s_vesa |
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155 | call printplain |
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156 | |||
157 | |||
158 | mov si,word[es:vi.OemStringPtr] |
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159 | mov di,si |
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160 | |||
161 | |||
162 | mov ds,word[es:vi.OemStringPtr+2] |
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163 | call printplain |
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164 | pop ds |
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165 | |||
166 | |||
167 | ;----------------------------------------------------------------------------- |
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168 | |||
169 | |||
170 | pushad |
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171 | |||
172 | |||
173 | ; pop es |
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174 | |||
175 | |||
730 | diamond | 176 | |
714 | Lrz | 177 | |
178 | ;save no vesa mode of work 320x200, EGA/CGA 256 梥⮢ and 640x480, VGA 16 梥⮢ |
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179 | mov word [es:bx],640 |
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180 | mov word [es:bx+2],480 |
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181 | mov word [es:bx+6],0x13 |
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182 | |||
183 | |||
184 | mov word [es:bx+12],480 |
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185 | mov word [es:bx+16],0x12 |
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186 | add bx,20 |
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187 | .next_mode: |
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188 | mov cx,word [fs:si] ; mode number |
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189 | cmp cx,-1 |
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190 | je .modes_ok.2 |
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191 | |||
192 | |||
193 | mov di,mi |
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194 | int 0x10 |
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195 | |||
196 | |||
197 | jnz .modes_ok.2;vesa_info.exit |
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198 | |||
199 | |||
200 | jz @f |
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201 | test [es:mi.ModeAttributes],00010000b ;picture ? |
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202 | jz @f |
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203 | test [es:mi.ModeAttributes],10000000b ;LFB ? |
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204 | jz @f |
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205 | |||
206 | |||
730 | diamond | 207 | ; jb @f |
208 | |||
209 | |||
714 | Lrz | 210 | jne .l0 |
211 | cmp [es:mi.GreenMaskSize],5 |
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212 | jne .l0 |
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213 | mov [es:mi.BitsPerPixel],15 |
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214 | |||
215 | |||
216 | |||
217 | cmp [es:mi.XRes],640 |
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218 | jb @f |
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219 | cmp [es:mi.YRes],480 |
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220 | jb @f |
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221 | ; cmp [es:mi.BitsPerPixel],8 |
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222 | ; jb @f |
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223 | |||
224 | |||
225 | mov [es:bx+0],ax ; +0[2] : resolution X |
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226 | mov ax,[es:mi.YRes] |
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227 | mov [es:bx+2],ax ; +2[2] : resolution Y |
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228 | mov ax,[es:mi.ModeAttributes] |
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229 | mov [es:bx+4],ax ; +4[2] : attributes |
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230 | |||
231 | |||
232 | jb .lp1 |
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233 | |||
234 | |||
235 | .lp1: mov [es:bx+6],cx ; +6 : mode number |
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236 | movzx ax,byte [es:mi.BitsPerPixel] |
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237 | mov word [es:bx+8],ax ; +8 : bits per pixel |
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238 | add bx,size_of_step |
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239 | |||
240 | |||
241 | add si,2 |
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242 | jmp .next_mode |
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243 | |||
244 | |||
245 | |||
246 | |||
247 | mov word[end_cursor],bx ;save end cursor position |
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248 | ;;;;;;;;;;;;;;;;;; |
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249 | ;Sort array |
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250 | ; mov si,modes_table |
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251 | ;.new_mode: |
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252 | ; mov ax,word [es:si] |
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253 | ; cmp ax,-1 |
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254 | ; je .exxit |
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255 | ; add ax,word [es:si+2] |
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256 | ; add ax,word [es:si+8] |
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257 | ; mov bp,si |
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258 | ;.again: |
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259 | ; add bp,12 |
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260 | ; mov bx,word [es:bp] |
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261 | ; cmp bx,-1 |
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262 | ; je .exit |
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263 | ; add bx,word [es:bp+2] |
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264 | ; add bx,word [es:bp+8] |
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265 | ; |
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266 | ; cmp ax,bx |
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267 | ; ja .loops |
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268 | ; jmp .again |
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269 | ;.loops: |
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270 | ; push dword [es:si] |
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271 | ; push dword [es:si+4] |
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272 | ; push dword [es:si+8] |
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273 | ; push dword [es:bp] |
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274 | ; push dword [es:bp+4] |
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275 | ; push dword [es:bp+8] |
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276 | ; |
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277 | ; pop dword [es:si+8] |
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278 | ; pop dword [es:si+4] |
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279 | ; pop dword [es:si] |
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280 | ; pop dword [es:bp+8] |
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281 | ; pop dword [es:bp+4] |
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282 | ; pop dword [es:bp] |
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283 | ; jmp .new_mode |
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284 | ; |
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285 | ;.exit: add si,12 |
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286 | ; jmp .new_mode |
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287 | ;.exxit: |
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288 | popad |
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289 | ret |
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290 | |||
291 | |||
292 | |||
293 | |||
294 | push 0 |
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295 | pop es |
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296 | |||
297 | |||
298 | |||
299 | |||
300 | je .no_vesa_0x12 |
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301 | |||
302 | |||
303 | je .no_vesa_0x13 |
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304 | |||
305 | |||
306 | movzx eax,word[es:si+0] |
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307 | mov ecx,10 |
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308 | call int2strnz |
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309 | mov byte[es:di],'x' |
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310 | inc di |
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311 | movzx eax,word[es:si+2] |
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312 | call int2strnz |
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313 | mov byte[es:di],'x' |
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314 | inc di |
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315 | movzx eax,word[es:si+8] |
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316 | call int2strnz |
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317 | mov dword[es:di],0x00000d0a |
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318 | mov si,loader_block_error |
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319 | push ds |
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320 | push es |
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321 | pop ds |
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322 | call printplain |
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323 | pop ds |
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324 | ret |
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325 | .no_vesa_0x13: |
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326 | mov si,mode0 |
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327 | jmp .print |
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328 | .no_vesa_0x12: |
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329 | mov si,mode9 |
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330 | .print: |
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331 | call printplain |
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332 | ret |
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333 | ;----------------------------------------------------------------------------- |
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334 | check_first_parm: |
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335 | mov si,word [preboot_graph] |
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749 | Lrz | 336 | test si,si |
337 | jnz .no_zero ;if no zero |
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714 | Lrz | 338 | .zerro: |
339 | ; mov ax,modes_table |
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340 | ; mov word [cursor_pos],ax |
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341 | ; mov word [home_cursor],ax |
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342 | ; mov word [preboot_graph],ax |
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343 | ;SET default video of mode first probe will fined a move of work 1024x768@32 |
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344 | |||
345 | |||
346 | mov bx,768 |
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347 | mov si,modes_table |
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348 | call .loops |
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349 | test ax,ax |
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350 | jz .ok_found_mode |
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351 | mov ax,800 |
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352 | mov bx,600 |
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353 | mov si,modes_table |
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354 | call .loops |
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355 | test ax,ax |
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356 | jz .ok_found_mode |
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357 | mov ax,640 |
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358 | mov bx,480 |
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359 | mov si,modes_table |
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360 | call .loops |
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361 | test ax,ax |
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362 | jz .ok_found_mode |
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363 | |||
364 | |||
365 | jmp .ok_found_mode |
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746 | Lrz | 366 | |
714 | Lrz | 367 | |
368 | |||
746 | Lrz | 369 | |
370 | mov bp,word [number_vm] |
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749 | Lrz | 371 | cmp bp,word [es:si+6] |
372 | jz .ok_found_mode |
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373 | mov ax,word [x_save] |
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746 | Lrz | 374 | mov bx,word [y_save] |
375 | mov si,modes_table |
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376 | call .loops |
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377 | test ax,ax |
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378 | jz .ok_found_mode |
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379 | |||
380 | |||
749 | Lrz | 381 | ; cmp ax,modes_table |
746 | Lrz | 382 | ; jb .zerro ;check on correct if bellow |
383 | ; cmp ax,word [end_cursor] |
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384 | ; ja .zerro ;check on correct if anymore |
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385 | |||
386 | |||
714 | Lrz | 387 | mov word [home_cursor],si |
388 | ; mov word [cursor_pos],si |
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389 | mov word [preboot_graph],si |
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390 | mov ax,si |
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391 | |||
392 | |||
393 | |||
394 | |||
395 | cmp ax,word [end_cursor] |
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396 | jae .next_step |
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397 | loop .loop |
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398 | .next_step: |
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399 | sub ax,size_of_step*long_v_table |
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400 | cmp ax,modes_table |
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401 | jae @f |
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738 | diamond | 402 | mov ax,modes_table |
403 | @@: |
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404 | |||
714 | Lrz | 405 | |
406 | push word [preboot_graph] |
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407 | pop word [cursor_pos] |
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408 | ret |
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409 | ;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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410 | .loops: |
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411 | cmp ax,word [es:si] |
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412 | jne .next |
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413 | cmp bx,word [es:si+2] |
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414 | jne .next |
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415 | cmp word [es:si+8],32 |
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416 | je .ok |
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417 | cmp word [es:si+8],24 |
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418 | je .ok |
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419 | .next: add si,size_of_step |
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420 | cmp word [es:si],-1 |
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421 | je .exit |
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422 | jmp .loops |
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423 | .ok: xor ax,ax |
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424 | .exit: ret |
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425 | |||
426 | |||
427 | |||
428 | |||
429 | |||
746 | Lrz | 430 | |
714 | Lrz | 431 | |
432 | draw_vmodes_table: |
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433 | _setcursor 9, 2 |
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434 | mov si,gr_mode |
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435 | call printplain |
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436 | |||
437 | |||
438 | call printplain |
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439 | |||
440 | |||
441 | pop ax |
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442 | push word [home_cursor] |
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443 | pop si |
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444 | mov cx,si |
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445 | |||
446 | |||
447 | je .ok |
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448 | jb .low |
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449 | |||
450 | |||
451 | |||
452 | |||
453 | |||
454 | jb .ok |
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455 | |||
456 | |||
457 | add cx,size_of_step |
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458 | cmp cx,word[end_cursor] |
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459 | jae .ok |
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460 | add si,size_of_step |
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461 | push si |
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462 | pop word [home_cursor] |
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463 | jmp .ok |
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464 | |||
465 | |||
466 | |||
467 | cmp cx,modes_table |
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468 | jb .ok |
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469 | push cx |
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470 | push cx |
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471 | pop word [home_cursor] |
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472 | pop si |
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473 | |||
474 | |||
475 | |||
476 | mov bp,long_v_table ;show rows |
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477 | .@@_next_bit: |
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478 | cmp word [es:si+6],0x12 |
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479 | je .show_0x12 |
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480 | cmp word [es:si+6],0x13 |
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481 | je .show_0x13 |
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482 | |||
483 | |||
484 | cmp ax,-1 |
||
485 | je .@@_end |
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486 | mov di,_rs+23 |
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487 | mov ecx,10 |
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488 | mov bl,4 |
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489 | call int2str |
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490 | movzx eax,word[es:si+2] |
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491 | inc di |
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492 | mov bl,4 |
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493 | call int2str |
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494 | |||
495 | |||
496 | inc di |
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497 | mov bl,2 |
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498 | call int2str |
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499 | ;clear cursor |
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500 | mov word[ds:_r1+21],' ' |
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501 | mov word[ds:_r1+50],' ' |
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502 | |||
503 | |||
504 | mov word[ds:_r2+45],' ' |
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505 | |||
506 | |||
507 | mov word[ds:_rs+46],' ' |
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508 | |||
509 | |||
510 | jne .next |
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511 | ;draw cursor |
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512 | mov word[ds:_rs+21],'>>' |
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513 | mov word[ds:_rs+46],'<<' |
||
514 | |||
515 | |||
516 | |||
517 | |||
518 | push si |
||
519 | mov si,_rs |
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520 | .@@_sh: |
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521 | call printplain |
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522 | pop si |
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523 | add si,size_of_step |
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524 | |||
525 | |||
526 | jnz .@@_next_bit |
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527 | |||
528 | |||
529 | mov si,_bt |
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530 | call printplain |
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531 | ; show scroll |
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730 | diamond | 532 | push es |
533 | push 0xB800 |
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534 | pop es |
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535 | ; arrows |
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536 | mov di, (11*80+53)*2 |
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537 | mov al, 30 |
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538 | stosb |
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539 | add di, 80*2-1 |
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540 | mov al, 32 |
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541 | mov cx, scroll_area_size |
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731 | diamond | 542 | @@: |
730 | diamond | 543 | stosb |
544 | add di, 80*2-1 |
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545 | loop @b |
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546 | mov al, 31 |
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547 | stosb |
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548 | ; calculate scroll size |
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549 | mov ax, [end_cursor] |
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550 | sub ax, modes_table |
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551 | mov bx, size_of_step |
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552 | cwd |
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553 | div bx |
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554 | mov si, ax ; si = size of list |
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555 | mov ax, [home_cursor] |
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556 | sub ax, modes_table |
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557 | cwd |
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558 | div bx |
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559 | mov di, ax |
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560 | mov ax, scroll_area_size*long_v_table |
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731 | diamond | 561 | cwd |
730 | diamond | 562 | div si |
563 | test ax, ax |
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564 | jnz @f |
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565 | inc ax |
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566 | @@: |
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567 | cmp al, scroll_area_size |
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731 | diamond | 568 | jb @f |
730 | diamond | 569 | mov al, scroll_area_size |
731 | diamond | 570 | @@: |
730 | diamond | 571 | mov cx, ax |
572 | ; cx = scroll height |
||
573 | ; calculate scroll pos |
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574 | xor bx, bx ; initialize scroll pos |
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575 | sub al, scroll_area_size+1 |
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731 | diamond | 576 | neg al |
730 | diamond | 577 | sub si, long_v_table-1 |
731 | diamond | 578 | jbe .draw_scroll |
730 | diamond | 579 | mul di |
580 | div si |
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581 | mov bx, ax |
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582 | .draw_scroll: |
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583 | mov al, 0xDB |
||
584 | imul di, bx, 80*2 |
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585 | add di, (12*80+53)*2 |
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586 | @@: |
||
587 | stosb |
||
588 | add di, 80*2-1 |
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589 | loop @b |
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590 | pop es |
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591 | ret |
||
714 | Lrz | 592 | .show_0x13: |
593 | push si |
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594 | |||
595 | |||
596 | jne @f |
||
597 | mov word[ds:_r1+21],'>>' |
||
598 | mov word[ds:_r1+50],'<<' |
||
599 | @@: |
||
600 | mov si,_r1 |
||
601 | jmp .@@_sh |
||
602 | .show_0x12: |
||
603 | push si |
||
604 | cmp si, word [cursor_pos] |
||
605 | jne @f |
||
606 | |||
607 | |||
608 | mov word[ds:_r2+45],'<<' |
||
609 | @@: |
||
610 | mov si,_r2 |
||
611 | jmp .@@_sh |
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612 | |||
613 | |||
614 | ;Clear arrea of current video page (0xb800) |
||
615 | clear_vmodes_table: |
||
616 | pusha |
||
617 | ; draw frames |
||
618 | push es |
||
619 | push 0xb800 |
||
620 | pop es |
||
621 | mov di,1444 |
||
622 | xor ax,ax |
||
623 | mov ah, 1*16+15 |
||
624 | mov cx,70 |
||
625 | mov bp,12 |
||
626 | .loop_start: |
||
627 | rep stosw |
||
628 | mov cx,70 |
||
629 | add di,20 |
||
630 | dec bp ; 㬥ìè¨âì DX, |
||
631 | jns .loop_start |
||
632 | pop es |
||
633 | popa |
||
634 | ret |
||
635 | |||
636 | |||
637 | |||
638 | |||
639 | push 0 ;0;x1000 |
||
640 | pop es |
||
641 | |||
642 | |||
643 | mov cx,word [es:si+6] ; number of mode |
||
644 | |||
645 | |||
646 | |||
647 | mov bx,word [es:si+2] ; resolution Y |
||
648 | |||
649 | |||
650 | |||
651 | mov word [es:0x900C],bx ; resolution Y |
||
652 | mov word [es:0x9008],cx ; number of mode |
||
653 | |||
654 | |||
655 | je .mode0x12_0x13 |
||
656 | cmp cx,0x13 |
||
657 | je .mode0x12_0x13 |
||
658 | |||
659 | |||
660 | |||
661 | jb .vesa12 |
||
662 | |||
663 | |||
664 | |||
665 | |||
666 | and cx,0xfff |
||
667 | mov di,mi;0xa000 |
||
668 | int 0x10 |
||
669 | ; LFB |
||
670 | mov eax,[es:mi.PhysBasePtr];di+0x28] |
||
671 | mov [es:0x9018],eax |
||
672 | ; ---- vbe voodoo |
||
673 | BytesPerLine equ 0x10 |
||
674 | mov ax, [es:di+BytesPerLine] |
||
675 | mov [es:0x9001], ax |
||
676 | ; BPP |
||
677 | cmp [es:mi.BitsPerPixel],16 |
||
678 | jne .l0 |
||
679 | cmp [es:mi.GreenMaskSize],5 |
||
680 | jne .l0 |
||
681 | mov [es:mi.BitsPerPixel],15 |
||
682 | .l0: |
||
683 | mov al, byte [es:di+0x19] |
||
684 | mov [es:0x9000], al |
||
685 | jmp .exit |
||
686 | |||
687 | |||
688 | mov byte [es:0x9000], 32 |
||
689 | or dword [es:0x9018], 0xFFFFFFFF; 0x800000 |
||
690 | |||
691 | |||
692 | |||
693 | |||
694 | |||
695 | |||
696 | |||
697 | |||
698 | xor bx,bx |
||
699 | int 0x10 |
||
700 | xor eax,eax |
||
701 | xor ebx,ebx |
||
702 | mov ax,es |
||
703 | shl eax,4 |
||
704 | mov bx,di |
||
705 | add eax,ebx |
||
706 | movzx ebx,word[es:di] |
||
707 | add eax,ebx |
||
708 | push 0x0000 |
||
709 | pop es |
||
710 | mov [es:0x9014],eax |
||
711 | .exit: |
||
712 | ret |
||
713 | |||
714 | |||
715 | |||
716 | ; ret |
||
717 | |||
718 | |||
719 | ;============================================================================= |
||
720 | ;=============================================================================' |
||
721 | @@: |
||
722 |