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Rev | Author | Line No. | Line |
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425 | victor | 1 | $Revision: 431 $ |
431 | serge | 2 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
3 | ;; ;; |
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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 | ;; BOOTCODE.INC ;; |
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9 | ;; ;; |
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10 | ;; KolibriOS 16-bit loader, ;; |
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11 | ;; based on bootcode for MenuetOS ;; |
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12 | ;; ;; |
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13 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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1 | ha | 14 | |
15 | |||
16 | |||
17 | ;========================================================================== |
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18 | ; |
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19 | ; 16 BIT FUNCTIONS |
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20 | ; |
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21 | ;========================================================================== |
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22 | |||
183 | diamond | 23 | ; 16-bit data |
24 | org $+0x10000 |
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25 | |||
26 | old_ints_h: |
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27 | dw 0x400 |
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28 | dd 0 |
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29 | dw 0 |
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30 | |||
31 | kernel_restart_bootblock: |
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32 | db 1 ; version |
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33 | dw 1 ; floppy image is in memory |
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34 | dd 0 ; cannot save parameters |
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35 | |||
36 | |||
37 | align 32 |
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38 | |||
39 | ; GDT TABLE |
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40 | |||
41 | gdts: |
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42 | |||
43 | dw gdte-$-1 |
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44 | dd gdts |
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45 | dw 0 |
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46 | |||
375 | Ghost | 47 | ; Attention! The order first four selectors not to change, is used in Fast System Call |
48 | ; must be : os_code, os_data, app_code, app_data, .... |
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49 | |||
183 | diamond | 50 | int_code_l: |
51 | os_code_l: |
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52 | dw 0xffff |
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53 | dw 0x0000 |
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54 | db 0x00 |
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55 | dw 11011111b *256 +10011010b |
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56 | db 0x00 |
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57 | |||
58 | int_data_l: |
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59 | os_data_l: |
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60 | dw 0xffff |
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61 | dw 0x0000 |
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62 | db 0x00 |
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63 | dw 11011111b *256 +10010010b |
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64 | db 0x00 |
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65 | |||
375 | Ghost | 66 | app_code_l: |
378 | serge | 67 | dw 0xFFFF |
375 | Ghost | 68 | dw 0 |
378 | serge | 69 | db 0 |
375 | Ghost | 70 | db cpl3 |
378 | serge | 71 | dw G32+D32+0x8000+0x7; |
375 | Ghost | 72 | |
73 | app_data_l: |
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378 | serge | 74 | dw 0xFFFF |
375 | Ghost | 75 | dw 0 |
378 | serge | 76 | db 0 |
375 | Ghost | 77 | db drw3 |
378 | serge | 78 | dw G32+D32+0x8000+0x7; |
79 | |||
183 | diamond | 80 | ; --------------- APM --------------------- |
81 | apm_code_32: |
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223 | Ghost | 82 | dw 0x0f ; limit 64kb |
183 | diamond | 83 | db 0, 0, 0 |
189 | Ghost | 84 | dw 11010000b *256 +10011010b |
183 | diamond | 85 | db 0x00 |
86 | apm_code_16: |
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223 | Ghost | 87 | dw 0x0f |
183 | diamond | 88 | db 0, 0, 0 |
189 | Ghost | 89 | dw 10010000b *256 +10011010b |
183 | diamond | 90 | db 0x00 |
91 | apm_data_16: |
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223 | Ghost | 92 | dw 0x0f |
183 | diamond | 93 | db 0, 0, 0 |
189 | Ghost | 94 | dw 10010000b *256 +10010010b |
183 | diamond | 95 | db 0x00 |
96 | ; ----------------------------------------- |
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97 | |||
98 | graph_data_l: |
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99 | |||
321 | diamond | 100 | dw 0x7ff |
183 | diamond | 101 | dw 0x0000 |
102 | db 0x00 |
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103 | dw 11010000b *256 +11110010b |
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104 | db 0x00 |
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105 | |||
106 | tss0_l: |
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107 | ; times (max_processes+10) dd 0,0 |
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108 | gdte = $ + (max_processes+10)*8 |
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109 | |||
110 | ; videomodes table |
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111 | gr_table: |
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112 | dw 0x112+0100000000000000b , 640 , 480 ; 1 |
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113 | dw 0x115+0100000000000000b , 800 , 600 ; 2 |
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114 | dw 0x118+0100000000000000b , 1024 , 768 ; 3 |
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115 | dw 0x11B+0100000000000000b , 1280 , 1024 ; 4 |
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116 | dw 0x112 , 640 , 480 ; 5 |
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117 | dw 0x115 , 800 , 600 ; 6 |
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118 | dw 0x118 , 1024 , 768 ; 7 |
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119 | dw 0x11B , 1280 ,1024 ; 8 |
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120 | dw 0x13, 640, 480 ; 9 |
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121 | dw 0x12, 640, 480 ; 0 |
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122 | |||
123 | ; table for move to extended memory (int 15h, ah=87h) |
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124 | movedesc: |
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125 | db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0 |
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126 | db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0 |
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127 | |||
128 | db 0xff,0xff,0x0,0xa0,0x00,0x93,0x0,0x0 |
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129 | db 0xff,0xff,0x0,0x00,0x10,0x93,0x0,0x0 |
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130 | |||
131 | db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0 |
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132 | db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0 |
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133 | db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0 |
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134 | db 0x00,0x00,0x0,0x00,0x00,0x00,0x0,0x0 |
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135 | org $-0x10000 |
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136 | |||
29 | halyavin | 137 | putchar: |
138 | ; in: al=character |
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76 | mario79 | 139 | mov ah, 0Eh |
140 | mov bh, 0 |
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141 | int 10h |
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142 | ret |
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1 | ha | 143 | |
29 | halyavin | 144 | print: |
145 | ; in: si->string |
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76 | mario79 | 146 | mov al, 186 |
147 | call putchar |
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148 | mov al, ' ' |
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149 | call putchar |
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1 | ha | 150 | |
29 | halyavin | 151 | printplain: |
152 | ; in: si->string |
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76 | mario79 | 153 | pusha |
154 | lodsb |
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29 | halyavin | 155 | @@: |
76 | mario79 | 156 | call putchar |
157 | lodsb |
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158 | cmp al, 0 |
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159 | jnz @b |
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160 | popa |
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161 | ret |
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1 | ha | 162 | |
426 | mikedld | 163 | uint2str_16: |
164 | cmp ax,cx |
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165 | jb @f |
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166 | xor dx,dx |
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167 | div cx |
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168 | push dx |
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169 | call uint2str_16 |
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170 | pop ax |
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171 | @@: cmp al,10 |
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172 | sbb al,$69 |
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173 | das |
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174 | stosb |
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175 | ret |
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176 | |||
29 | halyavin | 177 | ; Now int 16 is used for keyboard support. |
178 | ; This is shorter, simpler and more reliable. |
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179 | if 0 |
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1 | ha | 180 | getkey: push ecx |
181 | push edx |
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182 | add ebx,0x0101 |
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183 | xor eax,eax |
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184 | |||
185 | gk1: |
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186 | in al,0x60 |
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187 | mov cl,al |
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188 | gk0: |
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189 | in al,0x60 |
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190 | cmp al,cl |
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191 | je gk0 |
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192 | cmp ax,11 |
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193 | jg gk0 |
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194 | gk0_1: |
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195 | mov cl,al |
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196 | |||
197 | ; add al,47 |
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198 | ; mov [ds:keyinbs-0x10000],al |
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199 | ; mov si,keyinbs-0x10000 |
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200 | ; call printplain |
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201 | |||
202 | gk12: |
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203 | in al,0x60 |
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204 | cmp al,cl |
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205 | je gk12 |
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206 | cmp ax,240 |
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207 | jne gk13 |
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208 | mov al,cl |
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209 | jmp gk14 |
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210 | gk13: |
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211 | add cl,128 |
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212 | cmp al,cl |
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213 | jne gk1 |
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214 | sub al,128 |
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215 | gk14: |
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216 | |||
217 | movzx edx,bl |
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218 | cmp eax,edx |
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219 | jb gk1 |
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220 | movzx edx,bh |
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221 | cmp eax,edx |
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222 | jg gk1 |
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223 | test ebx,0x010000 |
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224 | jnz gk3 |
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225 | mov cx,0x1000 |
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226 | mov dx,cx |
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227 | add eax,47 |
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228 | mov cx,ax |
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229 | cmp cx,58 |
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230 | jb gk_nozero |
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231 | sub cx,10 |
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232 | gk_nozero: |
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233 | mov [ds:keyin-0x10000],cl |
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234 | mov si,keyin-0x10000 |
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235 | call printplain |
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236 | gk3: |
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237 | sub eax,48 |
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238 | pop edx |
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239 | pop ecx |
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240 | ret |
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29 | halyavin | 241 | end if |
1 | ha | 242 | |
29 | halyavin | 243 | getkey: |
244 | ; get number in range [bl,bh] (bl,bh in ['0'..'9']) |
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245 | ; in: bx=range |
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246 | ; out: ax=digit (1..9, 10 for 0) |
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76 | mario79 | 247 | mov ah, 0 |
248 | int 16h |
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249 | cmp al, bl |
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250 | jb getkey |
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251 | cmp al, bh |
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252 | ja getkey |
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253 | push ax |
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254 | call putchar |
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255 | pop ax |
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256 | and ax, 0Fh |
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257 | jnz @f |
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258 | mov al, 10 |
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29 | halyavin | 259 | @@: |
76 | mario79 | 260 | ret |
1 | ha | 261 | |
29 | halyavin | 262 | setcursor: |
263 | ; in: dl=column, dh=row |
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76 | mario79 | 264 | mov ah, 2 |
265 | mov bh, 0 |
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266 | int 10h |
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267 | ret |
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29 | halyavin | 268 | |
269 | macro _setcursor row,column |
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270 | { |
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76 | mario79 | 271 | mov dx, row*256 + column |
272 | call setcursor |
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29 | halyavin | 273 | } |
274 | |||
183 | diamond | 275 | ;pagetable_set: |
103 | halyavin | 276 | ;eax - physical address |
277 | ;es:di - page table |
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278 | ;ecx - number of pages to map |
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183 | diamond | 279 | ; or al, 7 |
280 | ;@@: |
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281 | ; stosd |
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282 | ; add eax, 1000h |
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283 | ; loop @b |
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284 | ; ret |
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40 | halyavin | 285 | |
134 | diamond | 286 | boot_read_floppy: |
287 | push si |
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288 | xor si, si |
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289 | mov ah, 2 ; read |
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290 | @@: |
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291 | push ax |
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292 | int 0x13 |
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293 | pop ax |
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294 | jnc @f |
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295 | inc si |
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296 | cmp si, 10 |
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297 | jb @b |
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298 | mov si, badsect-0x10000 |
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299 | sayerr_plain: |
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300 | call printplain |
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301 | jmp $ |
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302 | @@: |
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303 | pop si |
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304 | ret |
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305 | |||
1 | ha | 306 | ;========================================================================= |
307 | ; |
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308 | ; 16 BIT CODE |
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309 | ; |
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310 | ;========================================================================= |
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311 | |||
312 | |||
313 | start_of_code: |
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76 | mario79 | 314 | cld |
29 | halyavin | 315 | ; \begin{diamond}[02.12.2005] |
76 | mario79 | 316 | cmp ax, 'KL' |
317 | jnz @f |
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318 | mov word [cs:cfgmanager.loader_block-0x10000], si |
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319 | mov word [cs:cfgmanager.loader_block+2-0x10000], ds |
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29 | halyavin | 320 | @@: |
321 | ; \end{diamond}[02.12.2005] |
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1 | ha | 322 | |
424 | spraid | 323 | |
324 | mov word [cs:bx_from_load - 0x10000], bx ; {SPraid}[13.03.2007] |
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325 | |||
326 | |||
29 | halyavin | 327 | ; set up stack |
76 | mario79 | 328 | mov ax, 3000h |
329 | mov ss, ax |
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330 | mov sp, 0EC00h |
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29 | halyavin | 331 | ; set up segment registers |
76 | mario79 | 332 | push cs |
333 | pop ds |
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334 | push cs |
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335 | pop es |
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1 | ha | 336 | |
29 | halyavin | 337 | ; set videomode |
76 | mario79 | 338 | mov ax, 3 |
1 | ha | 339 | int 0x10 |
340 | |||
134 | diamond | 341 | if lang eq ru |
1 | ha | 342 | ; Load & set russian VGA font (RU.INC) |
343 | mov bp,RU_FNT1-10000h ; RU_FNT1 - First part |
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344 | mov bx,1000h ; 768 bytes |
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345 | mov cx,30h ; 48 symbols |
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346 | mov dx,80h ; 128 - position of first symbol |
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347 | mov ax,1100h |
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348 | int 10h |
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349 | |||
350 | mov bp,RU_FNT2-10000h ; RU_FNT2 -Second part |
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351 | mov bx,1000h ; 512 bytes |
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352 | mov cx,20h ; 32 symbols |
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353 | mov dx,0E0h ; 224 - position of first symbol |
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354 | mov ax,1100h |
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355 | int 10h |
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356 | ; End set VGA russian font |
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274 | kaitz | 357 | else if lang eq et |
358 | mov bp,ET_FNT-10000h ; ET_FNT1 |
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381 | serge | 359 | mov bx,1000h ; |
274 | kaitz | 360 | mov cx,255 ; 256 symbols |
361 | mov dx,0h ; 0 - position of first symbol |
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362 | mov ax,1100h |
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363 | int 10h |
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134 | diamond | 364 | end if |
1 | ha | 365 | |
29 | halyavin | 366 | ; draw frames |
76 | mario79 | 367 | push 0xb800 |
368 | pop es |
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369 | xor di, di |
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29 | halyavin | 370 | ; mov si,d80x25-0x10000 |
371 | ; mov cx,80*25 |
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372 | ; mov ah,1*16+15 |
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373 | ; dfl1: |
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374 | ; lodsb |
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375 | ; stosw |
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376 | ; loop dfl1 |
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76 | mario79 | 377 | mov ah, 1*16+15 |
29 | halyavin | 378 | ; draw top |
76 | mario79 | 379 | mov si, d80x25_top - 0x10000 |
380 | mov cx, d80x25_top_num * 80 |
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29 | halyavin | 381 | @@: |
76 | mario79 | 382 | lodsb |
383 | stosw |
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384 | loop @b |
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29 | halyavin | 385 | ; draw spaces |
76 | mario79 | 386 | mov si, space_msg - 0x10000 |
387 | mov cx, 25 - d80x25_top_num - d80x25_bottom_num |
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29 | halyavin | 388 | dfl1: |
76 | mario79 | 389 | push cx |
390 | push si |
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391 | mov cx, 80 |
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29 | halyavin | 392 | @@: |
76 | mario79 | 393 | lodsb |
394 | stosw |
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395 | loop @b |
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396 | pop si |
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397 | pop cx |
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398 | loop dfl1 |
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29 | halyavin | 399 | ; draw bottom |
76 | mario79 | 400 | mov si, d80x25_bottom - 0x10000 |
401 | mov cx, d80x25_bottom_num * 80 |
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29 | halyavin | 402 | @@: |
76 | mario79 | 403 | lodsb |
404 | stosw |
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405 | loop @b |
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1 | ha | 406 | |
76 | mario79 | 407 | mov byte [space_msg-0x10000+80], 0 ; now space_msg is null terminated |
1 | ha | 408 | |
76 | mario79 | 409 | _setcursor d80x25_top_num,0 |
1 | ha | 410 | |
411 | |||
412 | ; TEST FOR 386+ |
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413 | |||
76 | mario79 | 414 | mov bx, 0x4000 |
1 | ha | 415 | pushf |
416 | pop ax |
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417 | mov dx,ax |
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29 | halyavin | 418 | xor ax,bx |
1 | ha | 419 | push ax |
420 | popf |
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421 | pushf |
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422 | pop ax |
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29 | halyavin | 423 | and ax,bx |
424 | and dx,bx |
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1 | ha | 425 | cmp ax,dx |
426 | jnz cpugood |
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427 | mov si,not386-0x10000 |
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40 | halyavin | 428 | sayerr: |
1 | ha | 429 | call print |
430 | jmp $ |
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431 | cpugood: |
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432 | |||
29 | halyavin | 433 | ; set up esp |
76 | mario79 | 434 | movzx esp, sp |
1 | ha | 435 | |
436 | ; FLUSH 8042 KEYBOARD CONTROLLER |
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437 | |||
438 | ;// mike.dld [ |
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439 | ; mov al,0xED |
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440 | ; out 0x60,al |
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441 | ; or cx,-1 |
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442 | ; @@: |
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443 | ; in al,0x64 |
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444 | ; test al,2 |
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445 | ; jz @f |
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446 | ; loop @b |
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447 | ; @@: |
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448 | ; mov al,0 |
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449 | ; out 0x60,al |
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450 | ; or cx,-1 |
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451 | ; @@: |
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452 | ; in al,0x64 |
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453 | ; test al,2 |
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454 | ; jz @f |
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455 | ; loop @b |
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456 | ; @@: |
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457 | ;// mike.dld ] |
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458 | |||
459 | ; mov ecx,10000 |
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460 | ; fl1: |
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461 | ; in al,0x64 |
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462 | ; loop fl1 |
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463 | ; test al,1 |
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464 | ; jz fl2 |
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465 | ; in al,0x60 |
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466 | ; jmp fl1 |
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467 | ; fl2: |
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468 | |||
469 | ;**************************************************************** |
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470 | ; The function is modified Mario79 |
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471 | ;***************************************************************** |
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472 | ; wait_kbd: ; variant 1 |
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473 | ; mov cx,2500h ;çàäåðæêà ïîðÿäêà 10 ìñåê |
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474 | ; test_kbd: |
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475 | ; in al,64h ;÷èòàåì ñîñòîÿíèå êëàâèàòóðû |
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476 | ; test al,2 ;ïðîâåðêà áèòà ãîòîâíîñòè |
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477 | ; loopnz test_kbd |
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478 | |||
160 | diamond | 479 | push 0 |
480 | pop es |
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481 | and word [es:0x9031], 0 |
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164 | serge | 482 | ; \begin{Mario79} |
483 | ; find HDD IDE DMA PCI device |
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160 | diamond | 484 | ; check for PCI BIOS |
485 | mov ax, 0xB101 |
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486 | int 0x1A |
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487 | jc .nopci |
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488 | cmp edx, 'PCI ' |
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489 | jnz .nopci |
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490 | ; find PCI class code |
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491 | ; class 1 = mass storage |
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492 | ; subclass 1 = IDE controller |
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493 | ; a) class 1, subclass 1, programming interface 0x80 |
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494 | mov ax, 0xB103 |
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495 | mov ecx, 1*10000h + 1*100h + 0x80 |
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496 | mov si, 0 ; device index = 0 |
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497 | int 0x1A |
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498 | jnc .found |
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187 | diamond | 499 | ; b) class 1, subclass 1, programming interface 0x8A |
160 | diamond | 500 | mov ax, 0xB103 |
187 | diamond | 501 | mov ecx, 1*10000h + 1*100h + 0x8A |
160 | diamond | 502 | mov si, 0 ; device index = 0 |
503 | int 0x1A |
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504 | jnc .found |
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187 | diamond | 505 | ; c) class 1, subclass 1, programming interface 0x85 |
160 | diamond | 506 | mov ax, 0xB103 |
187 | diamond | 507 | mov ecx, 1*10000h + 1*100h + 0x85 |
160 | diamond | 508 | mov si, 0 |
509 | int 0x1A |
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510 | jc .nopci |
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511 | .found: |
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512 | ; get memory base |
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513 | mov ax, 0xB10A |
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514 | mov di, 0x20 ; memory base is config register at 0x20 |
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515 | int 0x1A |
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516 | jc .nopci |
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517 | and cx, 0xFFF0 ; clear address decode type |
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518 | mov [es:0x9031], cx |
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519 | .nopci: |
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164 | serge | 520 | ; \end{Mario79} |
160 | diamond | 521 | |
1 | ha | 522 | mov al,0xf6 ; Ñáðîñ êëàâèàòóðû, ðàçðåøèòü ñêàíèðîâàíèå |
523 | out 0x60,al |
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29 | halyavin | 524 | xor cx,cx |
1 | ha | 525 | wait_loop: ; variant 2 |
526 | ; reading state of port of 8042 controller |
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164 | serge | 527 | in al,64h |
1 | ha | 528 | and al,00000010b ; ready flag |
164 | serge | 529 | ; wait until 8042 controller is ready |
1 | ha | 530 | loopnz wait_loop |
531 | |||
76 | mario79 | 532 | ; --------------- APM --------------------- |
533 | push 0 |
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534 | pop es |
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535 | mov word [es : 0x9044], 0 ; ver = 0.0 (APM not found) |
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536 | mov ax, 0x5300 |
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537 | xor bx, bx |
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538 | int 0x15 |
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539 | jc apm_end ; APM not found |
||
540 | test cx, 2 |
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541 | jz apm_end ; APM 32-bit protected-mode interface not supported |
||
542 | mov [es : 0x9044], ax ; Save APM Version |
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543 | mov [es : 0x9046], cx ; Save APM flags |
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164 | serge | 544 | |
76 | mario79 | 545 | ; Write APM ver ---- |
82 | halyavin | 546 | and ax, 0xf0f |
76 | mario79 | 547 | add ax, '00' |
82 | halyavin | 548 | mov si, msg_apm - 0x10000 |
549 | mov [si + 5], ah |
||
550 | mov [si + 7], al |
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76 | mario79 | 551 | _setcursor 0, 3 |
552 | call printplain |
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553 | ; ------------------ |
||
164 | serge | 554 | |
76 | mario79 | 555 | mov ax, 0x5304 ; Disconnect interface |
556 | xor bx, bx |
||
557 | int 0x15 |
||
558 | mov ax, 0x5303 ; Connect 32 bit mode interface |
||
559 | xor bx, bx |
||
560 | int 0x15 |
||
561 | ; init selectors |
||
562 | movzx eax, ax ; real-mode segment base address of protected-mode 32-bit code segment |
||
563 | shl eax, 4 |
||
564 | mov [apm_code_32 - 0x10000 + 2], ax |
||
565 | shr eax, 16 |
||
566 | mov [apm_code_32 - 0x10000 + 4], al |
||
567 | movzx ecx, cx ; real-mode segment base address of protected-mode 16-bit code segment |
||
568 | shl ecx, 4 |
||
569 | mov [apm_code_16 - 0x10000 + 2], cx |
||
570 | shr ecx, 16 |
||
571 | mov [apm_code_16 - 0x10000 + 4], cl |
||
572 | movzx edx, dx ; real-mode segment base address of protected-mode 16-bit data segment |
||
573 | shl edx, 4 |
||
574 | mov [apm_data_16 - 0x10000 + 2], dx |
||
575 | shr edx, 16 |
||
576 | mov [apm_data_16 - 0x10000 + 4], dl |
||
577 | mov [es : 0x9040], ebx ; offset of APM entry point |
||
578 | apm_end: |
||
164 | serge | 579 | ; ----------------------------------------- |
76 | mario79 | 580 | |
426 | mikedld | 581 | ; --------------- REVISION ---------------- |
582 | push ds |
||
583 | pop es |
||
584 | mov di,svn_num_buf - 0x10000 |
||
585 | mov ax,__REV__ |
||
586 | mov cx,10 |
||
587 | call uint2str_16 |
||
588 | mov ax,' ' |
||
589 | stosw |
||
590 | sub di,svn_num_buf - 0x10000 |
||
591 | mov dx,80 - 1 - msg_svn.len |
||
592 | sub dx,di |
||
593 | call setcursor |
||
594 | mov si,msg_svn - 0x10000 |
||
595 | call printplain |
||
596 | mov si,svn_num_buf - 0x10000 |
||
597 | call printplain |
||
598 | _setcursor d80x25_top_num,0 |
||
599 | ; ----------------------------------------- |
||
600 | |||
1 | ha | 601 | ; DISPLAY VESA INFORMATION |
602 | |||
76 | mario79 | 603 | push 0 |
604 | pop es |
||
1 | ha | 605 | mov ax,0x4f00 |
606 | mov di,0xa000 |
||
607 | int 0x10 |
||
608 | cmp ax,0x004f |
||
76 | mario79 | 609 | mov si, novesa-0x10000 |
610 | jnz @f |
||
164 | serge | 611 | mov bx, word [es:di+0x12] |
612 | shl ebx,16 |
||
613 | mov [es:0x9050], ebx |
||
1 | ha | 614 | mov ax,[es:di+4] |
615 | add ax,'0'*256+'0' |
||
76 | mario79 | 616 | mov si,vervesa-0x10000 |
40 | halyavin | 617 | mov [si+vervesa_off], ah |
618 | mov [si+vervesa_off+2], al |
||
29 | halyavin | 619 | @@: call print |
1 | ha | 620 | |
29 | halyavin | 621 | ; \begin{diamond}[30.11.2005] |
622 | cfgmanager: |
||
623 | ; settings: |
||
624 | ; a) preboot_graph = graphical mode |
||
625 | ; preboot_gprobe = probe this mode? |
||
346 | diamond | 626 | ; b) preboot_dma_write = use DMA write? |
29 | halyavin | 627 | ; c) preboot_vrrm = use VRR? |
628 | ; d) preboot_device = from what boot? |
||
76 | mario79 | 629 | mov di, preboot_graph-0x10000 |
29 | halyavin | 630 | ; check bootloader block |
143 | diamond | 631 | cmp [.loader_block-0x10000], -1 |
164 | serge | 632 | jz .noloaderblock |
76 | mario79 | 633 | les bx, [.loader_block-0x10000] |
634 | cmp byte [es:bx], 1 |
||
635 | mov si, loader_block_error-0x10000 |
||
636 | jnz sayerr |
||
637 | test byte [es:bx+1], 1 |
||
638 | jz @f |
||
29 | halyavin | 639 | ; image in memory present |
76 | mario79 | 640 | cmp [di+preboot_device-preboot_graph], 0 |
641 | jnz @f |
||
642 | mov [di+preboot_device-preboot_graph], 3 |
||
29 | halyavin | 643 | @@: |
644 | .noloaderblock: |
||
645 | ; determine default settings |
||
76 | mario79 | 646 | mov [.bSettingsChanged-0x10000], 0 |
647 | cmp byte [di], 0 |
||
648 | jnz .preboot_gr_end |
||
649 | mov [di+preboot_gprobe-preboot_graph], 0 |
||
650 | mov al, [vervesa+vervesa_off-0x10000] |
||
651 | cmp al, 'x' |
||
652 | jz .novesa |
||
653 | cmp al, '1' |
||
654 | jz .vesa12 |
||
655 | mov [di+preboot_gprobe-preboot_graph], 2 |
||
656 | mov al, 3 |
||
657 | jmp @f |
||
29 | halyavin | 658 | .vesa12: |
76 | mario79 | 659 | mov al, 7 |
660 | jmp @f |
||
29 | halyavin | 661 | .novesa: |
76 | mario79 | 662 | mov al, 10 |
29 | halyavin | 663 | @@: |
76 | mario79 | 664 | mov [di], al |
29 | halyavin | 665 | .preboot_gr_end: |
346 | diamond | 666 | cmp [di+preboot_dma_write-preboot_graph], 1 |
667 | adc [di+preboot_dma_write-preboot_graph], 0 |
||
76 | mario79 | 668 | cmp [di+preboot_vrrm-preboot_graph], 1 |
669 | adc [di+preboot_vrrm-preboot_graph], 0 |
||
670 | cmp [di+preboot_device-preboot_graph], 1 |
||
671 | adc [di+preboot_device-preboot_graph], 0 |
||
29 | halyavin | 672 | ; notify user |
76 | mario79 | 673 | mov si, linef-0x10000 |
674 | call print |
||
675 | mov si, start_msg-0x10000 |
||
676 | call print |
||
677 | mov si, time_msg-0x10000 |
||
678 | call print |
||
29 | halyavin | 679 | ; get start time |
76 | mario79 | 680 | call .gettime |
681 | mov [.starttime-0x10000], eax |
||
82 | halyavin | 682 | mov word [.timer-0x10000], .newtimer |
76 | mario79 | 683 | mov word [.timer-0x10000+2], cs |
29 | halyavin | 684 | .printcfg: |
76 | mario79 | 685 | _setcursor 9,0 |
686 | mov si, current_cfg_msg-0x10000 |
||
687 | call print |
||
688 | mov si, curvideo_msg-0x10000 |
||
689 | call print |
||
690 | mov al, [preboot_graph-0x10000] |
||
691 | cmp al, 8 |
||
692 | ja .pnovesa |
||
693 | mov dl, al |
||
694 | and eax, 3 |
||
695 | mov si, [modes_msg-0x10000+eax*2] |
||
696 | call printplain |
||
697 | mov si, modevesa20-0x10000 |
||
698 | cmp dl, 4 |
||
699 | jbe @f |
||
700 | mov si, modevesa12-0x10000 |
||
29 | halyavin | 701 | @@: |
76 | mario79 | 702 | call printplain |
703 | cmp dl, 4 |
||
704 | ja .x |
||
705 | mov si, probeno_msg-0x10000 |
||
706 | cmp [preboot_gprobe-0x10000], 2 |
||
707 | jnz @f |
||
708 | mov si, probeok_msg-0x10000 |
||
29 | halyavin | 709 | @@: |
76 | mario79 | 710 | call printplain |
29 | halyavin | 711 | .x: |
76 | mario79 | 712 | jmp .c |
29 | halyavin | 713 | .pnovesa: |
76 | mario79 | 714 | cmp al, 9 |
715 | mov si, mode9-0x10000 |
||
716 | jz @b |
||
717 | mov si, mode10-0x10000 |
||
718 | jmp @b |
||
29 | halyavin | 719 | .c: |
76 | mario79 | 720 | mov si, linef-0x10000 |
721 | call printplain |
||
346 | diamond | 722 | mov si, dma_msg-0x10000 |
723 | cmp [preboot_dma_write-0x10000], 1 |
||
76 | mario79 | 724 | call .say_on_off |
725 | mov si, vrrm_msg-0x10000 |
||
726 | cmp [preboot_vrrm-0x10000], 1 |
||
727 | call .say_on_off |
||
728 | mov si, preboot_device_msg-0x10000 |
||
729 | call print |
||
730 | mov al, [preboot_device-0x10000] |
||
731 | and eax, 3 |
||
732 | mov si, [preboot_device_msgs-0x10000+eax*2] |
||
733 | call printplain |
||
29 | halyavin | 734 | .wait: |
76 | mario79 | 735 | _setcursor 25,0 ; out of screen |
34 | halyavin | 736 | ; set timer interrupt handler |
76 | mario79 | 737 | cli |
738 | push 0 |
||
739 | pop es |
||
740 | mov eax, [es:8*4] |
||
741 | mov [.oldtimer-0x10000], eax |
||
742 | mov eax, [.timer-0x10000] |
||
743 | mov [es:8*4], eax |
||
744 | sti |
||
29 | halyavin | 745 | ; wait for keypressed |
76 | mario79 | 746 | mov ah, 0 |
747 | int 16h |
||
748 | push ax |
||
29 | halyavin | 749 | ; restore timer interrupt |
76 | mario79 | 750 | push 0 |
751 | pop es |
||
752 | mov eax, [.oldtimer-0x10000] |
||
753 | mov [es:8*4], eax |
||
754 | mov [.timer-0x10000], eax |
||
755 | _setcursor 7,0 |
||
756 | mov si, space_msg-0x10000 |
||
757 | call printplain |
||
758 | pop ax |
||
29 | halyavin | 759 | ; switch on key |
76 | mario79 | 760 | cmp al, 13 |
761 | jz .continue |
||
762 | or al, 20h |
||
763 | cmp al, 'a' |
||
764 | jz .change_a |
||
765 | cmp al, 'b' |
||
766 | jz .change_b |
||
767 | cmp al, 'c' |
||
768 | jz .change_c |
||
769 | cmp al, 'd' |
||
770 | jnz .wait |
||
771 | _setcursor 15,0 |
||
772 | mov si,bdev-0x10000 |
||
773 | call print |
||
774 | mov bx,'13' |
||
775 | call getkey |
||
776 | mov [preboot_device-0x10000], al |
||
777 | _setcursor 13,0 |
||
29 | halyavin | 778 | .d: |
76 | mario79 | 779 | mov [.bSettingsChanged-0x10000], 1 |
780 | mov si, space_msg-0x10000 |
||
781 | call printplain |
||
782 | _setcursor 15,0 |
||
783 | mov cx, 6 |
||
29 | halyavin | 784 | @@: |
76 | mario79 | 785 | call printplain |
786 | loop @b |
||
787 | jmp .printcfg |
||
29 | halyavin | 788 | .change_a: |
76 | mario79 | 789 | _setcursor 15,0 |
790 | mov si, gr_mode-0x10000 |
||
791 | call printplain |
||
792 | mov bx, '09' |
||
793 | call getkey |
||
794 | mov [preboot_graph-0x10000], al |
||
795 | cmp al, 4 |
||
796 | ja @f |
||
797 | mov si, probetext-0x10000 |
||
798 | call printplain |
||
799 | mov bx, '12' |
||
800 | call getkey |
||
801 | mov [preboot_gprobe-0x10000], al |
||
29 | halyavin | 802 | @@: |
76 | mario79 | 803 | _setcursor 10,0 |
804 | jmp .d |
||
29 | halyavin | 805 | .change_b: |
76 | mario79 | 806 | _setcursor 15,0 |
346 | diamond | 807 | mov si, ask_dma-0x10000 |
76 | mario79 | 808 | call print |
809 | mov bx, '12' |
||
810 | call getkey |
||
346 | diamond | 811 | mov [preboot_dma_write-0x10000], al |
76 | mario79 | 812 | _setcursor 11,0 |
813 | jmp .d |
||
29 | halyavin | 814 | .change_c: |
76 | mario79 | 815 | _setcursor 15,0 |
816 | mov si, vrrmprint-0x10000 |
||
817 | call print |
||
818 | mov bx, '12' |
||
819 | call getkey |
||
820 | mov [preboot_vrrm-0x10000], al |
||
821 | _setcursor 12,0 |
||
822 | jmp .d |
||
40 | halyavin | 823 | .say_on_off: |
76 | mario79 | 824 | pushf |
825 | call print |
||
826 | mov si, on_msg-0x10000 |
||
827 | popf |
||
828 | jz @f |
||
829 | mov si, off_msg-0x10000 |
||
830 | @@: call printplain |
||
831 | ret |
||
40 | halyavin | 832 | ; novesa and vervesa strings are not used at the moment of executing this code |
833 | virtual at novesa |
||
29 | halyavin | 834 | .oldtimer dd ? |
835 | .starttime dd ? |
||
836 | .bSettingsChanged db ? |
||
34 | halyavin | 837 | .timer dd ? |
40 | halyavin | 838 | end virtual |
82 | halyavin | 839 | org $+0x10000 |
143 | diamond | 840 | .loader_block dd -1 |
82 | halyavin | 841 | org $-0x10000 |
29 | halyavin | 842 | .gettime: |
76 | mario79 | 843 | mov ah, 0 |
844 | int 1Ah |
||
845 | xchg ax, cx |
||
846 | shl eax, 10h |
||
847 | xchg ax, dx |
||
848 | ret |
||
29 | halyavin | 849 | .newtimer: |
76 | mario79 | 850 | push ds |
851 | push cs |
||
852 | pop ds |
||
853 | pushf |
||
854 | call [.oldtimer-0x10000] |
||
855 | pushad |
||
856 | call .gettime |
||
857 | sub eax, [.starttime-0x10000] |
||
858 | sub ax, 18*5 |
||
859 | jae .timergo |
||
860 | neg ax |
||
861 | add ax, 18-1 |
||
862 | mov bx, 18 |
||
863 | xor dx, dx |
||
864 | div bx |
||
29 | halyavin | 865 | if lang eq ru |
866 | ; ¯®¤®¦¤¨â¥ 5 ᥪã¤, 4/3/2 ᥪã¤ë, 1 ᥪã¤ã |
||
76 | mario79 | 867 | cmp al, 5 |
868 | mov cl, ' ' |
||
869 | jae @f |
||
870 | cmp al, 1 |
||
871 | mov cl, 'ã' |
||
872 | jz @f |
||
873 | mov cl, 'ë' |
||
874 | @@: mov [time_str+9-0x10000], cl |
||
274 | kaitz | 875 | else if lang eq et |
876 | cmp al, 1 |
||
877 | ja @f |
||
878 | mov [time_str+9-0x10000], ' ' |
||
879 | mov [time_str+10-0x10000],' ' |
||
381 | serge | 880 | @@: |
29 | halyavin | 881 | else |
882 | ; wait 5/4/3/2 seconds, 1 second |
||
76 | mario79 | 883 | cmp al, 1 |
884 | mov cl, 's' |
||
885 | ja @f |
||
886 | mov cl, ' ' |
||
887 | @@: mov [time_str+9-0x10000], cl |
||
29 | halyavin | 888 | end if |
76 | mario79 | 889 | add al, '0' |
890 | mov [time_str+1-0x10000], al |
||
891 | mov si, time_msg-0x10000 |
||
892 | _setcursor 7,0 |
||
893 | call print |
||
894 | _setcursor 25,0 |
||
895 | popad |
||
896 | pop ds |
||
897 | iret |
||
29 | halyavin | 898 | .timergo: |
76 | mario79 | 899 | push 0 |
900 | pop es |
||
901 | mov eax, [.oldtimer-0x10000] |
||
902 | mov [es:8*4], eax |
||
903 | mov sp, 0EC00h |
||
29 | halyavin | 904 | .continue: |
76 | mario79 | 905 | sti |
906 | _setcursor 6,0 |
||
907 | mov si, space_msg-0x10000 |
||
908 | call printplain |
||
909 | call printplain |
||
910 | _setcursor 6,0 |
||
911 | mov si, loading_msg-0x10000 |
||
912 | call print |
||
913 | _setcursor 15,0 |
||
914 | cmp [.bSettingsChanged-0x10000], 0 |
||
915 | jz .load |
||
143 | diamond | 916 | cmp [.loader_block-0x10000], -1 |
76 | mario79 | 917 | jz .load |
918 | les bx, [.loader_block-0x10000] |
||
919 | mov eax, [es:bx+3] |
||
920 | push ds |
||
921 | pop es |
||
922 | test eax, eax |
||
923 | jz .load |
||
924 | push eax |
||
925 | mov si, save_quest-0x10000 |
||
926 | call print |
||
29 | halyavin | 927 | .waityn: |
76 | mario79 | 928 | mov ah, 0 |
929 | int 16h |
||
930 | or al, 20h |
||
931 | cmp al, 'n' |
||
932 | jz .loadc |
||
933 | cmp al, 'y' |
||
934 | jnz .waityn |
||
935 | call putchar |
||
936 | mov byte [space_msg-0x10000+80], 186 |
||
937 | pop eax |
||
938 | push cs |
||
82 | halyavin | 939 | push .cont |
76 | mario79 | 940 | push eax |
941 | retf |
||
29 | halyavin | 942 | .loadc: |
76 | mario79 | 943 | pop eax |
29 | halyavin | 944 | .cont: |
76 | mario79 | 945 | push cs |
946 | pop ds |
||
947 | mov si, space_msg-0x10000 |
||
948 | mov byte [si+80], 0 |
||
949 | _setcursor 15,0 |
||
950 | call printplain |
||
951 | _setcursor 15,0 |
||
29 | halyavin | 952 | .load: |
953 | ; \end{diamond}[02.12.2005] |
||
1 | ha | 954 | |
955 | ; ASK GRAPHICS MODE |
||
956 | |||
76 | mario79 | 957 | movzx ax, [preboot_graph-0x10000] |
958 | push 0 |
||
959 | pop es |
||
29 | halyavin | 960 | ; address is gr_table+6*(ax-1)-0x10000 |
76 | mario79 | 961 | add ax, ax |
962 | lea si, [gr_table-0x10000 + eax + eax*2 - 6] |
||
29 | halyavin | 963 | mov bx,[si+0] |
964 | mov cx,[si+2] |
||
965 | mov dx,[si+4] |
||
76 | mario79 | 966 | cmp al, 9*2 |
967 | mov al, 32 ; BPP |
||
968 | jb @f |
||
969 | mov [es:0x9000], al |
||
164 | serge | 970 | mov dword [es:0x9018], 0xFFFFFFFF; 0x800000 |
29 | halyavin | 971 | @@: |
1 | ha | 972 | mov [es:0x9008],bx |
973 | mov [es:0x900A],cx |
||
974 | mov [es:0x900C],dx |
||
76 | mario79 | 975 | test bh, bh |
976 | jz nov |
||
1 | ha | 977 | |
978 | ; USE DEFAULTS OR PROBE |
||
979 | |||
980 | ; bx - mode : cx - x size : dx - y size |
||
76 | mario79 | 981 | cmp [preboot_gprobe-0x10000], 1 |
982 | jz noprobe |
||
1 | ha | 983 | |
984 | mov bx,0x100 |
||
985 | newprobe: |
||
986 | inc bx |
||
987 | cmp bx,0x17f |
||
76 | mario79 | 988 | mov si,prnotfnd-0x10000 |
989 | jz sayerr |
||
1 | ha | 990 | |
991 | probemore: |
||
76 | mario79 | 992 | push cx |
1 | ha | 993 | mov ax,0x4f01 |
994 | mov cx,bx |
||
995 | and cx,0xfff |
||
996 | mov di,0xa000 |
||
997 | int 0x10 |
||
76 | mario79 | 998 | pop cx |
1 | ha | 999 | |
76 | mario79 | 1000 | test byte [es:di], 80h ; lfb? |
1001 | jz newprobe |
||
1002 | cmp [es:di+0x12], cx ; x size? |
||
1003 | jnz newprobe |
||
1004 | cmp [es:di+0x14], dx ; y size? |
||
1005 | jnz newprobe |
||
1006 | cmp byte [es:di+0x19], 32 ;24 |
||
1007 | jb newprobe |
||
1 | ha | 1008 | |
40 | halyavin | 1009 | ; add bx,0100000000000000b |
76 | mario79 | 1010 | or bh, 40h |
1 | ha | 1011 | mov [es:0x9008],bx |
1012 | |||
1013 | noprobe: |
||
1014 | |||
1015 | |||
1016 | ; FIND VESA 2.0 LFB & BPP |
||
1017 | |||
1018 | mov ax,0x4f01 |
||
1019 | mov cx,bx |
||
1020 | and cx,0xfff |
||
1021 | mov di,0xa000 |
||
1022 | int 0x10 |
||
1023 | ; LFB |
||
40 | halyavin | 1024 | mov eax,[es:di+0x28] |
1025 | mov [es:0x9018],eax |
||
1 | ha | 1026 | ; ---- vbe voodoo |
381 | serge | 1027 | BytesPerLine equ 0x10 |
1028 | mov ax, [es:di+BytesPerLine] |
||
1 | ha | 1029 | mov [es:0x9001],ax |
29 | halyavin | 1030 | ; BPP |
40 | halyavin | 1031 | mov al,byte [es:di+0x19] |
29 | halyavin | 1032 | mov [es:0x9000],al |
1 | ha | 1033 | nov: |
40 | halyavin | 1034 | cmp al,24 |
76 | mario79 | 1035 | mov si,bt24-0x10000 |
1036 | jz bppl |
||
40 | halyavin | 1037 | cmp al,32 |
1 | ha | 1038 | mov si,bt32-0x10000 |
29 | halyavin | 1039 | jz bppl |
1 | ha | 1040 | mov si,btns-0x10000 |
76 | mario79 | 1041 | jmp sayerr |
40 | halyavin | 1042 | bppl: |
1 | ha | 1043 | call print |
1044 | |||
1045 | |||
1046 | ; FIND VESA 1.2 PM BANK SWITCH ADDRESS |
||
1047 | |||
76 | mario79 | 1048 | push es |
1 | ha | 1049 | mov ax,0x4f0A |
76 | mario79 | 1050 | xor bx, bx |
1 | ha | 1051 | int 0x10 |
1052 | xor eax,eax |
||
1053 | mov ax,es |
||
1054 | shl eax,4 |
||
29 | halyavin | 1055 | movzx ebx,di |
1 | ha | 1056 | add eax,ebx |
1057 | mov bx,[es:di] |
||
1058 | add eax,ebx |
||
1059 | pop es |
||
1060 | mov [es:0x9014],eax |
||
1061 | |||
1062 | |||
1063 | ; GRAPHICS ACCELERATION |
||
346 | diamond | 1064 | ; force yes |
1065 | mov [es:0x901C], byte 1 |
||
1 | ha | 1066 | |
346 | diamond | 1067 | ; DMA WRITE |
1 | ha | 1068 | |
346 | diamond | 1069 | mov al, [preboot_dma_write-0x10000] |
1070 | mov [es:0x901F],al |
||
1071 | |||
1 | ha | 1072 | ; VRR_M USE |
1073 | |||
29 | halyavin | 1074 | mov al,[preboot_vrrm-0x10000] |
1 | ha | 1075 | mov [es:0x9030],al |
1076 | mov [es:0x901E],byte 1 |
||
1077 | |||
1078 | ; BOOT DEVICE |
||
1079 | |||
76 | mario79 | 1080 | mov al, [preboot_device-0x10000] |
40 | halyavin | 1081 | dec al |
29 | halyavin | 1082 | mov [boot_dev-0x10000],al |
1 | ha | 1083 | |
1084 | ; READ DISKETTE TO MEMORY |
||
1085 | |||
40 | halyavin | 1086 | ; cmp [boot_dev-0x10000],0 |
1 | ha | 1087 | jne no_sys_on_floppy |
1088 | mov si,diskload-0x10000 |
||
1089 | call print |
||
76 | mario79 | 1090 | xor ax, ax ; reset drive |
1091 | xor dx, dx |
||
1 | ha | 1092 | int 0x13 |
134 | diamond | 1093 | ; now load floppy image to memory |
1094 | ; at first load boot sector and first FAT table |
||
1095 | mov cx, 0x0001 ; startcyl,startsector |
||
1096 | xor dx, dx ; starthead,drive |
||
1097 | mov al, 1+9 ; no of sectors to read |
||
1098 | mov bx, 0xB000 ; es:bx -> data area |
||
1099 | call boot_read_floppy |
||
1100 | ; and copy them to extended memory |
||
1101 | mov si, movedesc-0x10000 |
||
1102 | mov [si+8*2+3], bh |
||
1103 | push es |
||
1104 | push ds |
||
1105 | pop es |
||
1106 | mov cx, 256*10 |
||
1107 | mov ah, 0x87 |
||
1108 | int 0x15 |
||
76 | mario79 | 1109 | test ah, ah |
134 | diamond | 1110 | jz @f |
1111 | sayerr_floppy: |
||
1112 | mov dx, 0x3f2 |
||
1113 | mov al, 0 |
||
1114 | out dx, al |
||
1115 | mov si, memmovefailed-0x10000 |
||
1116 | jmp sayerr_plain |
||
1117 | @@: |
||
1118 | add dword [si+8*3+2], 512*10 |
||
1119 | ; copy FAT to second copy |
||
1120 | mov byte [si+8*2+3], 0xB2 |
||
1121 | mov cx, 256*9 |
||
1122 | mov ah, 0x87 |
||
1123 | int 0x15 |
||
1124 | pop es |
||
1125 | test ah, ah |
||
1126 | jnz sayerr_floppy |
||
1127 | add dword [si+8*3+2], 512*9 |
||
1128 | ; calculate total number of sectors to read |
||
1129 | mov ax, 1+9+14 ; boot+FAT+root |
||
1130 | mov di, 0xB203 |
||
1131 | .calc_loop: |
||
1132 | test word [es:di], 0xFFF |
||
1133 | jz @f |
||
1134 | inc ax |
||
1135 | @@: |
||
1136 | test word [es:di+1], 0xFFF0 |
||
1137 | jz @f |
||
1138 | inc ax |
||
1139 | @@: |
||
1140 | add di, 3 |
||
1141 | cmp di, 0xB200+1440*3 |
||
1142 | jb .calc_loop |
||
1143 | push ax |
||
1144 | mov bp, 1+9 ; already read sectors |
||
1145 | ; now read rest |
||
1146 | mov byte [si+8*2+3], 0xA0 |
||
1147 | mov di, 2-14 ; absolute sector-31 |
||
1148 | mov cx, 0x0002 ; cylinder=0, sector=2 |
||
1149 | mov dx, 0x0100 ; head=1, disk=0 |
||
1150 | .read_loop: |
||
1151 | ; determine whether sector must be read |
||
1152 | cmp di, 2 |
||
1153 | jl .read |
||
1154 | mov bx, di |
||
1155 | shr bx, 1 |
||
1156 | jnc .even |
||
1157 | test word [es:bx+di+0xB200], 0xFFF0 |
||
1158 | jmp @f |
||
1159 | .even: |
||
1160 | test word [es:bx+di+0xB200], 0xFFF |
||
1161 | @@: |
||
1162 | jz .skip |
||
1163 | .read: |
||
1164 | mov bx, 0xA000 |
||
1165 | mov al, 1 ; 1 sector |
||
1166 | call boot_read_floppy |
||
1167 | inc bp |
||
76 | mario79 | 1168 | push es |
1169 | push ds |
||
1 | ha | 1170 | pop es |
134 | diamond | 1171 | pusha |
1172 | mov cx, 256 |
||
1173 | mov ah, 0x87 |
||
1 | ha | 1174 | int 0x15 |
134 | diamond | 1175 | test ah, ah |
1 | ha | 1176 | popa |
134 | diamond | 1177 | pop es |
1178 | jnz sayerr_floppy |
||
1179 | .skip: |
||
1180 | add dword [si+8*3+2], 512 |
||
1181 | inc cx |
||
1182 | cmp cl, 19 |
||
1183 | jnz @f |
||
1184 | mov cl, 1 |
||
1 | ha | 1185 | inc dh |
134 | diamond | 1186 | cmp dh, 2 |
1187 | jnz @f |
||
1188 | mov dh, 0 |
||
1 | ha | 1189 | inc ch |
29 | halyavin | 1190 | @@: |
134 | diamond | 1191 | pop ax |
1192 | push ax |
||
1193 | pusha |
||
1194 | ; draw percentage |
||
1195 | ; total sectors: ax |
||
1196 | ; read sectors: bp |
||
1197 | xchg ax, bp |
||
1198 | mov cx, 100 |
||
1199 | mul cx |
||
1200 | div bp |
||
1201 | aam |
||
1202 | xchg al, ah |
||
1203 | add ax, '00' |
||
1204 | mov si, pros-0x10000 |
||
1205 | cmp [si], ax |
||
1206 | jz @f |
||
1207 | mov [si], ax |
||
1 | ha | 1208 | call printplain |
134 | diamond | 1209 | @@: |
1 | ha | 1210 | popa |
134 | diamond | 1211 | inc di |
1212 | cmp di, 2880-31 |
||
1213 | jnz .read_loop |
||
1214 | |||
1215 | ; mov cx, 0x0001 ; startcyl,startsector |
||
1216 | ; xor dx, dx ; starthead,drive |
||
1217 | ; push word 80*2 ; read no of sect |
||
1218 | ; reads: |
||
1219 | ; pusha |
||
1220 | ; xor si,si |
||
1221 | ; newread: |
||
1222 | ; mov bx,0xa000 ; es:bx -> data area |
||
1223 | ; mov ax,0x0200+18 ; read, no of sectors to read |
||
1224 | ; int 0x13 |
||
1225 | ; test ah, ah |
||
1226 | ; jz goodread |
||
1227 | ; inc si |
||
1228 | ; cmp si,10 |
||
1229 | ; jnz newread |
||
1230 | ; mov si,badsect-0x10000 |
||
1231 | ;sayerr_plain: |
||
1232 | ; call printplain |
||
1233 | ; jmp $ |
||
1234 | ; goodread: |
||
1235 | ; ; move -> 1mb |
||
1236 | ; mov si,movedesc-0x10000 |
||
1237 | ; push es |
||
1238 | ; push ds |
||
1239 | ; pop es |
||
1240 | ; mov cx,256*18 |
||
1241 | ; mov ah,0x87 |
||
1242 | ; int 0x15 |
||
1243 | ; pop es |
||
1244 | ; |
||
1245 | ; test ah,ah ; was the move successfull ? |
||
1246 | ; je goodmove |
||
1247 | ; mov dx,0x3f2 ; floppy motor off |
||
1248 | ; mov al,0 |
||
1249 | ; out dx,al |
||
1250 | ; mov si,memmovefailed-0x10000 |
||
1251 | ; jmp sayerr_plain |
||
1252 | ; goodmove: |
||
1253 | ; |
||
1254 | ; add dword [movedesc-0x10000+0x18+2], 512*18 |
||
1255 | ; popa |
||
1256 | ; inc dh |
||
1257 | ; cmp dh,2 |
||
1258 | ; jnz bb2 |
||
1259 | ; mov dh,0 |
||
1260 | ; inc ch |
||
1261 | ; pusha ; print prosentage |
||
1262 | ; mov si,pros-0x10000 |
||
1263 | ; shr ch, 2 |
||
1264 | ; mov al, '5' |
||
1265 | ; test ch, 1 |
||
1266 | ; jnz @f |
||
1267 | ; mov al, '0' |
||
1268 | ;@@: |
||
1269 | ; mov [si+1], al |
||
1270 | ; shr ch, 1 |
||
1271 | ; add ch, '0' |
||
1272 | ; mov [si], ch |
||
1273 | ; call printplain |
||
1274 | ; popa |
||
1275 | ; bb2: |
||
1276 | ; pop ax |
||
1277 | ; dec ax |
||
1278 | ; push ax |
||
1279 | ; jnz reads |
||
1280 | ; readdone: |
||
1281 | ; pop ax |
||
40 | halyavin | 1282 | mov si,backspace2-0x10000 |
1 | ha | 1283 | call printplain |
1284 | mov si,okt-0x10000 |
||
1285 | call printplain |
||
1286 | no_sys_on_floppy: |
||
76 | mario79 | 1287 | xor ax, ax ; reset drive |
1288 | xor dx, dx |
||
1 | ha | 1289 | int 0x13 |
1290 | mov dx,0x3f2 ; floppy motor off |
||
1291 | mov al,0 |
||
29 | halyavin | 1292 | out dx,al |
1 | ha | 1293 | |
1294 | |||
1295 | ; SET GRAPHICS |
||
1296 | |||
164 | serge | 1297 | xor ax, ax |
1298 | mov es, ax |
||
1299 | |||
1300 | mov ax,[es:0x9008] ; vga & 320x200 |
||
76 | mario79 | 1301 | mov bx, ax |
1 | ha | 1302 | cmp ax,0x13 |
1303 | je setgr |
||
1304 | cmp ax,0x12 |
||
1305 | je setgr |
||
1306 | mov ax,0x4f02 ; Vesa |
||
412 | serge | 1307 | setgr: |
1 | ha | 1308 | int 0x10 |
76 | mario79 | 1309 | test ah,ah |
1310 | mov si, fatalsel-0x10000 |
||
1311 | jnz sayerr |
||
1 | ha | 1312 | ; set mode 0x12 graphics registers: |
1313 | cmp bx,0x12 |
||
1314 | jne gmok2 |
||
1315 | |||
1316 | mov al,0x05 |
||
1317 | mov dx,0x03ce |
||
40 | halyavin | 1318 | push dx |
1 | ha | 1319 | out dx,al ; select GDC mode register |
1320 | mov al,0x02 |
||
76 | mario79 | 1321 | inc dx |
1 | ha | 1322 | out dx,al ; set write mode 2 |
1323 | |||
1324 | mov al,0x02 |
||
1325 | mov dx,0x03c4 |
||
1326 | out dx,al ; select VGA sequencer map mask register |
||
1327 | mov al,0x0f |
||
76 | mario79 | 1328 | inc dx |
1 | ha | 1329 | out dx,al ; set mask for all planes 0-3 |
1330 | |||
1331 | mov al,0x08 |
||
76 | mario79 | 1332 | pop dx |
1 | ha | 1333 | out dx,al ; select GDC bit mask register |
1334 | ; for writes to 0x03cf |
||
412 | serge | 1335 | gmok2: |
76 | mario79 | 1336 | push ds |
1337 | pop es |
||
426 | mikedld | 1338 |