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Rev | Author | Line No. | Line |
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1065 | Lrz | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Last modify Alexey Teplov |
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4 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
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5 | ;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;; |
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6 | ;; Distributed under terms of the GNU General Public License ;; |
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7 | ;; ;; |
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8 | ;; kolibri_ldm.asm the module for Secondary Loader ;; |
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9 | ;; ;; |
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10 | ;; KolibriOS 16-bit loader module, ;; |
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11 | ;; based on bootcode for KolibriOS ;; |
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12 | ;; ;; |
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13 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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14 | |||
1156 | Lrz | 15 | include "lang.inc" |
16 | |||
1065 | Lrz | 17 | macro _setcursor row,column |
18 | { |
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19 | mov dx, row*256 + column |
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20 | call setcursor |
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21 | } |
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22 | long_v_table equ 9 ;long of visible video table |
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23 | size_of_step equ 10 |
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24 | d80x25_bottom_num equ 3 |
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25 | d80x25_top_num equ 4 |
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26 | ;It's a module for Secondary Loader to load kolibri OS |
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27 | ; |
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28 | start_of_code: |
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29 | cld |
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30 | ; \begin{diamond}[02.12.2005] |
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31 | ; if bootloader sets ax = 'KL', then ds:si points to loader block |
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32 | ; cmp ax, 'KL' |
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33 | ; jnz @f |
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34 | ; mov word [cs:cfgmanager.loader_block], si |
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35 | ; mov word [cs:cfgmanager.loader_block+2], ds |
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36 | ;@@: |
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37 | ; \end{diamond}[02.12.2005] |
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38 | |||
39 | ; if bootloader sets cx = 'HA' and dx = 'RD', then bx contains identifier of source hard disk |
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40 | ; (see comment to bx_from_load) |
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41 | ; cmp cx, 'HA' |
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42 | ; jnz no_hd_load |
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43 | ; cmp dx,'RD' |
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44 | ; jnz no_hd_load |
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45 | ; mov word [cs:bx_from_load], bx ; {SPraid}[13.03.2007] |
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46 | ;no_hd_load: |
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47 | |||
48 | ; set up stack |
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2434 | Serge | 49 | push cs |
50 | pop ss |
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51 | xor ax, ax |
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52 | mov sp, ax |
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1065 | Lrz | 53 | ; mov ax, 3000h |
54 | ; mov ss, ax |
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55 | ; mov sp, 0EC00h |
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56 | ; set up segment registers |
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57 | push cs |
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58 | pop ds |
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59 | push cs |
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60 | pop es |
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61 | |||
62 | ; set videomode |
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63 | mov ax, 3 |
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64 | int 0x10 |
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65 | |||
66 | ;if lang eq ru |
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67 | ; Load & set russian VGA font (RU.INC) |
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68 | mov bp, RU_FNT1 ; RU_FNT1 - First part |
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69 | mov bx, 1000h ; 768 bytes |
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70 | mov cx, 30h ; 48 symbols |
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71 | mov dx, 80h ; 128 - position of first symbol |
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72 | mov ax, 1100h |
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73 | int 10h |
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74 | |||
75 | mov bp, RU_FNT2 ; RU_FNT2 -Second part |
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76 | mov bx, 1000h ; 512 bytes |
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77 | mov cx, 20h ; 32 symbols |
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78 | mov dx, 0E0h ; 224 - position of first symbol |
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79 | mov ax, 1100h |
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80 | int 10h |
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81 | ; End set VGA russian font |
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82 | ;else if lang eq et |
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83 | ; mov bp, ET_FNT ; ET_FNT1 |
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84 | ; mov bx, 1000h ; |
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85 | ; mov cx, 255 ; 256 symbols |
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86 | ; xor dx, dx ; 0 - position of first symbol |
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87 | ; mov ax, 1100h |
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88 | ; int 10h |
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89 | ;end if |
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90 | |||
91 | ; draw frames |
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92 | push 0xb800 |
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93 | pop es |
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94 | xor di, di |
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95 | mov ah, 1*16+15 |
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96 | |||
97 | ; draw top |
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98 | mov si, d80x25_top |
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99 | mov cx, d80x25_top_num * 80 |
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100 | @@: |
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101 | lodsb |
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102 | stosw |
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103 | loop @b |
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104 | ; draw spaces |
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105 | mov si, space_msg |
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106 | mov dx, 25 - d80x25_top_num - d80x25_bottom_num |
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107 | dfl1: |
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108 | push si |
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109 | mov cx, 80 |
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110 | @@: |
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111 | lodsb |
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112 | stosw |
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113 | loop @b |
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114 | pop si |
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115 | dec dx |
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116 | jnz dfl1 |
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117 | ; draw bottom |
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118 | mov si, d80x25_bottom |
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119 | mov cx, d80x25_bottom_num * 80 |
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120 | @@: |
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121 | lodsb |
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122 | stosw |
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123 | loop @b |
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124 | |||
125 | mov byte [space_msg+80], 0 ; now space_msg is null terminated |
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126 | |||
127 | _setcursor d80x25_top_num,0 |
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128 | |||
129 | |||
130 | ; TEST FOR 386+ |
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131 | |||
132 | mov bx, 0x4000 |
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133 | pushf |
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134 | pop ax |
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135 | mov dx, ax |
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136 | xor ax, bx |
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137 | push ax |
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138 | popf |
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139 | pushf |
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140 | pop ax |
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141 | and ax, bx |
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142 | and dx, bx |
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143 | cmp ax, dx |
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144 | jnz cpugood |
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145 | mov si, not386 |
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146 | sayerr: |
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147 | call print |
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148 | jmp $ |
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149 | cpugood: |
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150 | |||
151 | push 0 |
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152 | popf |
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153 | sti |
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154 | |||
155 | ; set up esp |
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156 | movzx esp, sp |
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157 | |||
158 | push 0 |
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159 | pop es |
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2441 | Serge | 160 | and word [es:BOOT_IDE_BASE_ADDR], 0 |
1065 | Lrz | 161 | ; \begin{Mario79} |
162 | ; find HDD IDE DMA PCI device |
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163 | ; check for PCI BIOS |
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164 | mov ax, 0xB101 |
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165 | int 0x1A |
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166 | jc .nopci |
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167 | cmp edx, 'PCI ' |
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168 | jnz .nopci |
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169 | ; find PCI class code |
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170 | ; class 1 = mass storage |
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171 | ; subclass 1 = IDE controller |
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172 | ; a) class 1, subclass 1, programming interface 0x80 |
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173 | mov ax, 0xB103 |
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174 | mov ecx, 1*10000h + 1*100h + 0x80 |
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175 | xor si, si ; device index = 0 |
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176 | int 0x1A |
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177 | jnc .found |
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178 | ; b) class 1, subclass 1, programming interface 0x8A |
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179 | mov ax, 0xB103 |
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180 | mov ecx, 1*10000h + 1*100h + 0x8A |
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181 | xor si, si ; device index = 0 |
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182 | int 0x1A |
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183 | jnc .found |
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184 | ; c) class 1, subclass 1, programming interface 0x85 |
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185 | mov ax, 0xB103 |
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186 | mov ecx, 1*10000h + 1*100h + 0x85 |
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187 | xor si, si |
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188 | int 0x1A |
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189 | jc .nopci |
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190 | .found: |
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191 | ; get memory base |
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192 | mov ax, 0xB10A |
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193 | mov di, 0x20 ; memory base is config register at 0x20 |
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194 | int 0x1A |
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195 | jc .nopci |
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196 | and cx, 0xFFF0 ; clear address decode type |
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2441 | Serge | 197 | mov [es:BOOT_IDE_BASE_ADDR], cx |
1065 | Lrz | 198 | .nopci: |
199 | ; \end{Mario79} |
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200 | |||
201 | mov al, 0xf6 ; Ñáðîñ êëàâèàòóðû, ðàçðåøèòü ñêàíèðîâàíèå |
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202 | out 0x60, al |
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203 | xor cx, cx |
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204 | wait_loop: ; variant 2 |
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205 | ; reading state of port of 8042 controller |
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206 | in al, 64h |
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207 | and al, 00000010b ; ready flag |
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208 | ; wait until 8042 controller is ready |
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209 | loopnz wait_loop |
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210 | |||
211 | ;;;/diamond today 5.02.2008 |
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212 | ; set keyboard typematic rate & delay |
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213 | mov al, 0xf3 |
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214 | out 0x60, al |
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215 | xor cx, cx |
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216 | @@: |
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217 | in al, 64h |
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218 | test al, 2 |
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219 | loopnz @b |
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220 | mov al, 0 |
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221 | out 0x60, al |
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222 | xor cx, cx |
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223 | @@: |
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224 | in al, 64h |
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225 | test al, 2 |
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226 | loopnz @b |
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227 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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228 | ; --------------- APM --------------------- |
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2441 | Serge | 229 | and word [es:BOOT_APM_VERSION], 0 ; ver = 0.0 (APM not found) |
1065 | Lrz | 230 | mov ax, 0x5300 |
231 | xor bx, bx |
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232 | int 0x15 |
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233 | jc apm_end ; APM not found |
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234 | test cx, 2 |
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235 | jz apm_end ; APM 32-bit protected-mode interface not supported |
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2441 | Serge | 236 | mov [es:BOOT_APM_VERSION], ax ; Save APM Version |
237 | mov [es:BOOT_APM_FLAGS], cx ; Save APM flags |
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1065 | Lrz | 238 | |
239 | ; Write APM ver ---- |
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240 | and ax, 0xf0f |
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241 | add ax, '00' |
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242 | mov si, msg_apm |
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243 | mov [si + 5], ah |
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244 | mov [si + 7], al |
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245 | _setcursor 0, 3 |
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246 | call printplain |
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247 | ; ------------------ |
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248 | |||
249 | mov ax, 0x5304 ; Disconnect interface |
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250 | xor bx, bx |
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251 | int 0x15 |
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252 | mov ax, 0x5303 ; Connect 32 bit mode interface |
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253 | xor bx, bx |
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254 | int 0x15 |
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255 | |||
2441 | Serge | 256 | mov [es:BOOT_APM_ENTRY], ebx |
257 | mov [es:BOOT_APM_CODE_32], ax |
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258 | mov [es:BOOT_APM_CODE_16], cx |
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259 | mov [es:BOOT_APM_DATA_16], dx |
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1065 | Lrz | 260 | |
261 | apm_end: |
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262 | _setcursor d80x25_top_num, 0 |
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263 | |||
264 | ;CHECK current of code |
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265 | cmp [cfgmanager.loader_block], -1 |
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266 | jz noloaderblock |
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267 | les bx, [cfgmanager.loader_block] |
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268 | cmp byte [es:bx], 1 |
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269 | mov si, loader_block_error |
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270 | jnz sayerr |
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271 | push 0 |
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272 | pop es |
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273 | |||
274 | noloaderblock: |
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275 | ; DISPLAY VESA INFORMATION |
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2434 | Serge | 276 | call print_vesa_info |
277 | call calc_vmodes_table |
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278 | call check_first_parm ;check and enable cursor_pos |
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1065 | Lrz | 279 | |
280 | |||
281 | ; \begin{diamond}[30.11.2005] |
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282 | cfgmanager: |
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283 | ; settings: |
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284 | ; a) preboot_graph = graphical mode |
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285 | ; preboot_gprobe = probe this mode? |
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286 | ; b) preboot_dma = use DMA access? |
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287 | ; c) preboot_vrrm = use VRR? |
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288 | |||
289 | ; determine default settings |
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290 | mov [.bSettingsChanged], 0 |
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291 | |||
292 | ;.preboot_gr_end: |
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293 | mov di, preboot_device |
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294 | ; if image in memory is present and [preboot_device] is uninitialized, |
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295 | ; set it to use this preloaded image |
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296 | cmp byte [di], 0 |
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297 | jnz .preboot_device_inited |
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298 | cmp [.loader_block], -1 |
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299 | jz @f |
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300 | les bx, [.loader_block] |
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301 | test byte [es:bx+1], 1 |
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302 | jz @f |
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303 | mov byte [di], 3 |
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304 | jmp .preboot_device_inited |
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305 | @@: |
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306 | ; otherwise, set [preboot_device] to 1 (default value - boot from floppy) |
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307 | mov byte [di], 1 |
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308 | .preboot_device_inited: |
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309 | ; following 6 lines set variables to 1 if its current value is 0 |
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310 | cmp byte [di+preboot_dma-preboot_device], 1 |
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311 | adc byte [di+preboot_dma-preboot_device], 0 |
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312 | cmp byte [di+preboot_biosdisk-preboot_device], 1 |
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313 | adc byte [di+preboot_biosdisk-preboot_device], 0 |
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314 | cmp byte [di+preboot_vrrm-preboot_device], 1 |
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315 | adc byte [di+preboot_vrrm-preboot_device], 0 |
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316 | ; notify user |
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317 | _setcursor 5,2 |
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318 | |||
319 | mov si, linef |
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320 | call printplain |
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321 | mov si, start_msg |
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322 | call print |
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323 | mov si, time_msg |
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324 | call print |
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325 | ; get start time |
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326 | call .gettime |
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327 | mov [.starttime], eax |
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328 | mov word [.timer], .newtimer |
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329 | mov word [.timer+2], cs |
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330 | .printcfg: |
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331 | _setcursor 9,0 |
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332 | mov si, current_cfg_msg |
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333 | call print |
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334 | mov si, curvideo_msg |
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335 | call print |
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336 | |||
2434 | Serge | 337 | call draw_current_vmode |
1065 | Lrz | 338 | |
339 | mov si, usebd_msg |
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340 | cmp [preboot_biosdisk], 1 |
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341 | call .say_on_off |
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342 | mov si, vrrm_msg |
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343 | cmp [preboot_vrrm], 1 |
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344 | call .say_on_off |
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345 | ; mov si, preboot_device_msg |
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346 | ; call print |
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347 | ; mov al, [preboot_device] |
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348 | ; and eax, 7 |
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349 | ; mov si, [preboot_device_msgs+eax*2] |
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350 | ; call printplain |
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351 | .show_remarks: |
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352 | ; show remarks in gray color |
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353 | mov di, ((21-num_remarks)*80 + 2)*2 |
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354 | push 0xB800 |
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355 | pop es |
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356 | mov cx, num_remarks |
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357 | mov si, remarks |
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358 | .write_remarks: |
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359 | lodsw |
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360 | push si |
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361 | xchg ax, si |
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362 | mov ah, 1*16+7 ; background: blue (1), foreground: gray (7) |
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363 | push di |
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364 | .write_remark: |
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365 | lodsb |
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366 | test al, al |
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367 | jz @f |
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368 | stosw |
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369 | jmp .write_remark |
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370 | @@: |
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371 | pop di |
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372 | pop si |
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373 | add di, 80*2 |
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374 | loop .write_remarks |
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375 | .wait: |
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376 | _setcursor 25,0 ; out of screen |
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377 | ; set timer interrupt handler |
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378 | cli |
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379 | push 0 |
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380 | pop es |
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381 | push dword [es:8*4] |
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382 | pop dword [.oldtimer] |
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383 | push dword [.timer] |
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2434 | Serge | 384 | pop dword [es:8*4] |
1065 | Lrz | 385 | ; mov eax, [es:8*4] |
386 | ; mov [.oldtimer], eax |
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387 | ; mov eax, [.timer] |
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388 | ; mov [es:8*4], eax |
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389 | sti |
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390 | ; wait for keypressed |
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2434 | Serge | 391 | xor ax, ax |
1065 | Lrz | 392 | int 16h |
393 | push ax |
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394 | ; restore timer interrupt |
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395 | ; push 0 |
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396 | ; pop es |
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397 | mov eax, [.oldtimer] |
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398 | mov [es:8*4], eax |
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399 | mov [.timer], eax |
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400 | _setcursor 7,0 |
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401 | mov si, space_msg |
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402 | call printplain |
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403 | ; clear remarks and restore normal attributes |
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404 | push es |
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405 | mov di, ((21-num_remarks)*80 + 2)*2 |
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406 | push 0xB800 |
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407 | pop es |
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408 | mov cx, num_remarks |
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409 | mov ax, ' ' + (1*16 + 15)*100h |
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410 | @@: |
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411 | push cx |
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412 | mov cx, 76 |
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2434 | Serge | 413 | rep stosw |
1065 | Lrz | 414 | pop cx |
415 | add di, 4*2 |
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416 | loop @b |
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417 | pop es |
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418 | pop ax |
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419 | ; switch on key |
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420 | cmp al, 13 |
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421 | jz .continue |
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422 | or al, 20h |
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423 | cmp al, 'a' |
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424 | jz .change_a |
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425 | cmp al, 'b' |
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426 | jz .change_b |
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427 | cmp al, 'c' |
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428 | jnz .show_remarks |
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429 | |||
430 | _setcursor 15,0 |
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431 | mov si, vrrmprint |
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432 | call print |
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433 | mov bx, '12' |
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434 | call getkey |
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435 | mov [preboot_vrrm], al |
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436 | _setcursor 12,0 |
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437 | .d: |
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438 | mov [.bSettingsChanged], 1 |
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439 | call clear_vmodes_table ;clear vmodes_table |
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2434 | Serge | 440 | jmp .printcfg |
1065 | Lrz | 441 | .change_a: |
442 | .loops: |
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443 | call draw_vmodes_table |
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444 | _setcursor 25,0 ; out of screen |
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2434 | Serge | 445 | xor ax, ax |
1065 | Lrz | 446 | int 0x16 |
447 | ; call clear_table_cursor ;clear current position of cursor |
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448 | |||
2434 | Serge | 449 | mov si, word [cursor_pos] |
1065 | Lrz | 450 | |
2434 | Serge | 451 | cmp ah, 0x48;x,0x48E0 ; up |
1065 | Lrz | 452 | jne .down |
2434 | Serge | 453 | cmp si, modes_table |
1065 | Lrz | 454 | jbe .loops |
2434 | Serge | 455 | sub word [cursor_pos], size_of_step |
1065 | Lrz | 456 | jmp .loops |
457 | |||
2434 | Serge | 458 | .down: |
459 | cmp ah, 0x50;x,0x50E0 ; down |
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1065 | Lrz | 460 | jne .pgup |
2434 | Serge | 461 | cmp word[es:si+10], -1 |
462 | je .loops |
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463 | add word [cursor_pos], size_of_step |
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1065 | Lrz | 464 | jmp .loops |
465 | |||
2434 | Serge | 466 | .pgup: |
467 | cmp ah, 0x49 ; page up |
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1065 | Lrz | 468 | jne .pgdn |
469 | sub si, size_of_step*long_v_table |
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470 | cmp si, modes_table |
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471 | jae @f |
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472 | mov si, modes_table |
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473 | @@: |
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474 | mov word [cursor_pos], si |
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475 | mov si, word [home_cursor] |
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476 | sub si, size_of_step*long_v_table |
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477 | cmp si, modes_table |
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478 | jae @f |
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479 | mov si, modes_table |
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480 | @@: |
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481 | mov word [home_cursor], si |
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482 | jmp .loops |
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483 | |||
2434 | Serge | 484 | .pgdn: |
485 | cmp ah, 0x51 ; page down |
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1065 | Lrz | 486 | jne .enter |
487 | mov ax, [end_cursor] |
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488 | add si, size_of_step*long_v_table |
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489 | cmp si, ax |
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490 | jb @f |
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491 | mov si, ax |
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492 | sub si, size_of_step |
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493 | @@: |
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494 | mov word [cursor_pos], si |
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495 | mov si, word [home_cursor] |
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496 | sub ax, size_of_step*long_v_table |
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497 | add si, size_of_step*long_v_table |
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498 | cmp si, ax |
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499 | jb @f |
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500 | mov si, ax |
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501 | @@: |
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502 | mov word [home_cursor], si |
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503 | jmp .loops |
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504 | |||
2434 | Serge | 505 | .enter: |
506 | cmp al, 0x0D;x,0x1C0D ; enter |
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1065 | Lrz | 507 | jne .loops |
508 | push word [cursor_pos] |
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509 | pop bp |
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510 | push word [es:bp] |
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511 | pop word [x_save] |
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512 | push word [es:bp+2] |
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513 | pop word [y_save] |
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514 | push word [es:bp+6] |
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515 | pop word [number_vm] |
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2434 | Serge | 516 | mov word [preboot_graph], bp ;save choose |
2441 | Serge | 517 | |
2434 | Serge | 518 | jmp .d |
1065 | Lrz | 519 | |
520 | .change_b: |
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521 | _setcursor 15,0 |
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522 | ; mov si, ask_dma |
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523 | ; call print |
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524 | ; mov bx, '13' |
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525 | ; call getkey |
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526 | ; mov [preboot_dma], al |
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527 | mov si, ask_bd |
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528 | call print |
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529 | mov bx, '12' |
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530 | call getkey |
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531 | mov [preboot_biosdisk], al |
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532 | _setcursor 11,0 |
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533 | jmp .d |
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534 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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535 | .say_on_off: |
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536 | pushf |
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537 | call print |
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538 | mov si, on_msg |
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539 | popf |
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540 | jz @f |
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541 | mov si, off_msg |
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2434 | Serge | 542 | @@: |
543 | jmp printplain |
||
1065 | Lrz | 544 | ; novesa and vervesa strings are not used at the moment of executing this code |
545 | virtual at novesa |
||
546 | .oldtimer dd ? |
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547 | .starttime dd ? |
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548 | .bSettingsChanged db ? |
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549 | .timer dd ? |
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550 | end virtual |
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551 | .loader_block dd -1 |
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552 | .gettime: |
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553 | mov ah, 0 |
||
554 | int 1Ah |
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555 | xchg ax, cx |
||
556 | shl eax, 10h |
||
557 | xchg ax, dx |
||
558 | ret |
||
559 | .newtimer: |
||
560 | push ds |
||
561 | push cs |
||
562 | pop ds |
||
563 | pushf |
||
564 | call [.oldtimer] |
||
565 | pushad |
||
566 | call .gettime |
||
567 | sub eax, [.starttime] |
||
568 | sub ax, 18*5 |
||
569 | jae .timergo |
||
570 | neg ax |
||
571 | add ax, 18-1 |
||
572 | mov bx, 18 |
||
573 | xor dx, dx |
||
574 | div bx |
||
575 | if lang eq ru |
||
576 | ; ¯®¤®¦¤¨â¥ 5 ᥪã¤, 4/3/2 ᥪã¤ë, 1 ᥪã¤ã |
||
577 | cmp al, 5 |
||
578 | mov cl, ' ' |
||
579 | jae @f |
||
580 | cmp al, 1 |
||
581 | mov cl, 'ã' |
||
582 | jz @f |
||
583 | mov cl, 'ë' |
||
2434 | Serge | 584 | @@: |
585 | mov [time_str+9], cl |
||
1065 | Lrz | 586 | else if lang eq et |
587 | cmp al, 1 |
||
588 | ja @f |
||
589 | mov [time_str+9], ' ' |
||
2434 | Serge | 590 | mov [time_str+10], ' ' |
1065 | Lrz | 591 | @@: |
592 | else |
||
593 | ; wait 5/4/3/2 seconds, 1 second |
||
594 | cmp al, 1 |
||
595 | mov cl, 's' |
||
596 | ja @f |
||
597 | mov cl, ' ' |
||
2434 | Serge | 598 | @@: |
599 | mov [time_str+9], cl |
||
1065 | Lrz | 600 | end if |
601 | add al, '0' |
||
602 | mov [time_str+1], al |
||
603 | mov si, time_msg |
||
604 | _setcursor 7,0 |
||
605 | call print |
||
606 | _setcursor 25,0 |
||
607 | popad |
||
608 | pop ds |
||
609 | iret |
||
610 | .timergo: |
||
611 | push 0 |
||
612 | pop es |
||
613 | mov eax, [.oldtimer] |
||
614 | mov [es:8*4], eax |
||
615 | mov sp, 0EC00h |
||
616 | .continue: |
||
617 | sti |
||
618 | _setcursor 6,0 |
||
619 | mov si, space_msg |
||
620 | call printplain |
||
621 | call printplain |
||
622 | _setcursor 6,0 |
||
623 | mov si, loading_msg |
||
624 | call print |
||
625 | _setcursor 15,0 |
||
626 | cmp [.bSettingsChanged], 0 |
||
627 | jz .load |
||
628 | cmp [.loader_block], -1 |
||
629 | jz .load |
||
630 | les bx, [.loader_block] |
||
631 | mov eax, [es:bx+3] |
||
632 | push ds |
||
633 | pop es |
||
634 | test eax, eax |
||
635 | jz .load |
||
636 | push eax |
||
637 | mov si, save_quest |
||
638 | call print |
||
639 | .waityn: |
||
640 | mov ah, 0 |
||
641 | int 16h |
||
642 | or al, 20h |
||
643 | cmp al, 'n' |
||
644 | jz .loadc |
||
645 | cmp al, 'y' |
||
646 | jnz .waityn |
||
647 | call putchar |
||
648 | mov byte [space_msg+80], 186 |
||
649 | pop eax |
||
650 | push cs |
||
651 | push .cont |
||
652 | push eax |
||
653 | retf |
||
654 | .loadc: |
||
655 | pop eax |
||
656 | .cont: |
||
657 | push cs |
||
658 | pop ds |
||
659 | mov si, space_msg |
||
660 | mov byte [si+80], 0 |
||
661 | _setcursor 15,0 |
||
662 | call printplain |
||
663 | _setcursor 15,0 |
||
664 | .load: |
||
665 | ; \end{diamond}[02.12.2005] |
||
666 | |||
667 | ; ASK GRAPHICS MODE |
||
668 | |||
669 | call set_vmode |
||
670 | |||
671 | ; GRAPHICS ACCELERATION |
||
672 | ; force yes |
||
2441 | Serge | 673 | mov [es:BOOT_MTRR], byte 1 |
1065 | Lrz | 674 | |
675 | ; DMA ACCESS TO HD |
||
676 | |||
677 | mov al, [preboot_dma] |
||
2441 | Serge | 678 | mov [es:BOOT_DMA], al |
1065 | Lrz | 679 | |
680 | ; VRR_M USE |
||
681 | |||
2441 | Serge | 682 | ; mov al, [preboot_vrrm] |
683 | ; mov [es:0x9030], al |
||
1065 | Lrz | 684 | |
685 | ; BOOT DEVICE |
||
686 | |||
687 | mov al, [preboot_device] |
||
688 | dec al |
||
689 | mov [boot_dev], al |
||
690 | |||
691 | |||
692 | |||
693 | |||
694 | |||
695 | |||
696 | ;;;;;;;;;;; set videomode |
||
697 | xor ax, ax |
||
698 | mov es, ax |
||
699 | |||
2441 | Serge | 700 | mov ax, [es:BOOT_VESA_MODE] ; vga & 320x200 |
1065 | Lrz | 701 | mov bx, ax |
702 | cmp ax, 0x13 |
||
703 | je setgr |
||
704 | cmp ax, 0x12 |
||
705 | je setgr |
||
706 | mov ax, 0x4f02 ; Vesa |
||
707 | setgr: |
||
708 | int 0x10 |
||
709 | test ah, ah |
||
710 | mov si, fatalsel |
||
711 | jnz v_mode_error |
||
712 | ; set mode 0x12 graphics registers: |
||
713 | cmp bx, 0x12 |
||
714 | jne gmok2 |
||
715 | |||
716 | mov al, 0x05 |
||
717 | mov dx, 0x03ce |
||
718 | push dx |
||
719 | out dx, al ; select GDC mode register |
||
720 | mov al, 0x02 |
||
721 | inc dx |
||
722 | out dx, al ; set write mode 2 |
||
723 | |||
724 | mov al, 0x02 |
||
725 | mov dx, 0x03c4 |
||
726 | out dx, al ; select VGA sequencer map mask register |
||
727 | mov al, 0x0f |
||
728 | inc dx |
||
729 | out dx, al ; set mask for all planes 0-3 |
||
730 | |||
731 | mov al, 0x08 |
||
732 | pop dx |
||
733 | out dx, al ; select GDC bit mask register |
||
734 | ; for writes to 0x03cf |
||
735 | gmok2: |
||
736 | push ds |
||
737 | pop es |
||
738 | |||
2434 | Serge | 739 | jmp $ |
1065 | Lrz | 740 | |
741 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
742 | ;data |
||
743 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
||
744 | include "lang.inc" |
||
745 | include "bootstr.inc" ; language-independent boot messages |
||
746 | ;if lang eq en |
||
747 | ;include "booteng.inc" ; english system boot messages |
||
748 | ;else if lang eq ru |
||
749 | include "bootru.inc" ; russian system boot messages |
||
2434 | Serge | 750 | include "ru.inc" ; Russian font |
1065 | Lrz | 751 | ;else if lang eq et |
752 | ;include "bootet.inc" ; estonian system boot messages |
||
2434 | Serge | 753 | ;include "et.inc" ; Estonian font |
1065 | Lrz | 754 | ;else |
755 | ;include "bootge.inc" ; german system boot messages |
||
756 | ;end if |
||
757 | |||
758 | include 'macros.inc' |
||
759 | include 'bootvesa.inc' |
||
760 | |||
761 | include "preboot.inc" |
||
762 | |||
763 | |||
764 | setcursor: |
||
765 | ; in: dl=column, dh=row |
||
766 | mov ah, 2 |
||
767 | mov bh, 0 |
||
768 | int 10h |
||
769 | ret |
||
770 | |||
771 | putchar: |
||
772 | ; in: al=character |
||
773 | mov ah, 0Eh |
||
774 | mov bh, 0 |
||
775 | int 10h |
||
776 | ret |
||
777 | |||
778 | print: |
||
779 | ; in: si->string |
||
780 | mov al, 186 |
||
781 | call putchar |
||
782 | mov al, ' ' |
||
783 | call putchar |
||
784 | |||
785 | printplain: |
||
786 | ; in: si->string |
||
787 | pusha |
||
788 | lodsb |
||
789 | @@: |
||
790 | call putchar |
||
791 | lodsb |
||
792 | cmp al, 0 |
||
793 | jnz @b |
||
794 | popa |
||
795 | ret |
||
796 | |||
797 | getkey: |
||
798 | ; get number in range [bl,bh] (bl,bh in ['0'..'9']) |
||
799 | ; in: bx=range |
||
800 | ; out: ax=digit (1..9, 10 for 0) |
||
801 | mov ah, 0 |
||
802 | int 16h |
||
803 | cmp al, bl |
||
804 | jb getkey |
||
805 | cmp al, bh |
||
806 | ja getkey |
||
807 | push ax |
||
808 | call putchar |
||
809 | pop ax |
||
810 | and ax, 0Fh |
||
811 | jnz @f |
||
812 | mov al, 10 |
||
813 | @@: |
||
814 | ret |