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Rev | Author | Line No. | Line |
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1 | ha | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; MenuetOS process management, protected ring3 ;; |
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4 | ;; ;; |
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5 | ;; Distributed under GPL. See file COPYING for details. ;; |
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6 | ;; Copyright 2003 Ville Turjanmaa ;; |
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7 | ;; ;; |
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8 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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9 | |||
388 | serge | 10 | align 4 |
1 | ha | 11 | idtreg: |
12 | dw 8*0x41-1 |
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13 | dd idts+8 |
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14 | |||
15 | build_process_gdt_tss_pointer: |
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16 | |||
17 | mov ecx,tss_data |
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18 | mov edi,0 |
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19 | setgdtl2: |
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20 | mov [edi+gdts+ tss0 +0], word tss_step |
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21 | mov [edi+gdts+ tss0 +2], cx |
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22 | mov eax,ecx |
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23 | shr eax,16 |
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24 | mov [edi+gdts+ tss0 +4], al |
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25 | mov [edi+gdts+ tss0 +7], ah |
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26 | mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b |
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27 | add ecx,tss_step |
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28 | add edi,8 |
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29 | cmp edi,8*(max_processes+5) |
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30 | jbe setgdtl2 |
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31 | |||
32 | ret |
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33 | |||
34 | build_interrupt_table: |
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35 | |||
6 | poddubny | 36 | mov edi, idts+8 |
37 | mov esi, sys_int |
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8 | poddubny | 38 | mov ecx, 0x40 |
6 | poddubny | 39 | @@: |
40 | mov eax, [esi] |
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41 | mov [edi], ax ; lower part of offset |
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42 | mov [edi+2], word os_code ; segment selector |
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43 | shr eax, 16 |
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44 | mov [edi+4], word 10001110b shl 8 ; interrupt descriptor |
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45 | mov [edi+6], ax |
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46 | add esi, 4 |
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47 | add edi, 8 |
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48 | dec ecx |
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49 | jnz @b |
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164 | serge | 50 | |
8 | poddubny | 51 | ;mov edi,8*0x40+idts+8 |
3 | halyavin | 52 | mov [edi + 0], word (i40 and ((1 shl 16)-1)) |
53 | mov [edi + 2], word os_code |
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54 | mov [edi + 4], word 11101110b*256 |
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9 | halyavin | 55 | mov [edi + 6], word (i40 shr 16) |
1 | ha | 56 | |
57 | ret |
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58 | |||
59 | iglobal |
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60 | sys_int: |
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164 | serge | 61 | dd e0,debug_exc,e2,e3 |
62 | dd e4,e5,e6,e7 |
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63 | dd e8,e9,e10,e11 |
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64 | dd e12,e13,page_fault_handler,e15 |
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65 | |||
168 | serge | 66 | dd except_16, e17,e18, except_19 |
67 | times 12 dd unknown_interrupt |
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1 | ha | 68 | |
221 | serge | 69 | dd irq0 , irq_serv.irq_1, p_irq2 , p_irq3 ;irq_serv.irq_3 |
405 | serge | 70 | dd irq_serv.irq_4 ,irq_serv.irq_5,p_irq6,irq_serv.irq_7 |
164 | serge | 71 | dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10 |
72 | dd irq_serv.irq_11,p_irq12,irqD ,p_irq14,p_irq15 |
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1 | ha | 73 | |
74 | times 16 dd unknown_interrupt |
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75 | |||
76 | dd i40 |
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77 | endg |
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78 | |||
40 | halyavin | 79 | macro save_ring3_context |
80 | { |
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58 | mario79 | 81 | pushad |
40 | halyavin | 82 | } |
83 | macro restore_ring3_context |
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84 | { |
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58 | mario79 | 85 | popad |
40 | halyavin | 86 | } |
87 | |||
8 | poddubny | 88 | ; simply return control to interrupted process |
89 | unknown_interrupt: |
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90 | iret |
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1 | ha | 91 | |
22 | poddubny | 92 | macro exc_wo_code [num] |
8 | poddubny | 93 | { |
94 | forward |
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95 | e#num : |
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40 | halyavin | 96 | save_ring3_context |
20 | mario79 | 97 | mov bl, num |
98 | jmp exc_c |
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8 | poddubny | 99 | } |
1 | ha | 100 | |
22 | poddubny | 101 | macro exc_w_code [num] |
102 | { |
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103 | forward |
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104 | e#num : |
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105 | add esp, 4 |
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40 | halyavin | 106 | save_ring3_context |
22 | poddubny | 107 | mov bl, num |
108 | jmp exc_c |
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109 | } |
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110 | |||
168 | serge | 111 | exc_wo_code 0, 1, 2, 3, 4, 5, 6, 9, 15, 18 |
22 | poddubny | 112 | exc_w_code 8, 10, 11, 12, 13, 14, 17 |
113 | |||
8 | poddubny | 114 | exc_c: |
420 | serge | 115 | mov ax, app_data ;исключение |
116 | mov ds, ax ;загрузим правильные значени |
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117 | mov es, ax ;в регистры |
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1 | ha | 118 | |
40 | halyavin | 119 | ; test if debugging |
120 | cli |
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427 | serge | 121 | mov eax, [current_slot] |
122 | mov eax, [eax+APPDATA.debugger_slot] |
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40 | halyavin | 123 | test eax, eax |
124 | jnz .debug |
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125 | sti |
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126 | ; not debuggee => say error and terminate |
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420 | serge | 127 | add esp, 0x20 ;28h |
164 | serge | 128 | movzx eax, bl |
8 | poddubny | 129 | mov [error_interrupt], eax |
1 | ha | 130 | call show_error_parameters |
164 | serge | 131 | |
379 | serge | 132 | mov edx, [TASK_BASE] |
115 | poddubny | 133 | mov [edx + TASKDATA.state], byte 4 |
164 | serge | 134 | |
1 | ha | 135 | jmp change_task |
136 | |||
40 | halyavin | 137 | .debug: |
138 | ; we are debugged process, notify debugger and suspend ourself |
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139 | ; eax=debugger PID |
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113 | diamond | 140 | cld |
40 | halyavin | 141 | movzx ecx, bl |
142 | push ecx |
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379 | serge | 143 | mov ecx, [TASK_BASE] |
115 | poddubny | 144 | push dword [ecx+TASKDATA.pid] ; PID of current process |
40 | halyavin | 145 | push 12 |
146 | pop ecx |
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58 | mario79 | 147 | push 1 ; 1=exception |
40 | halyavin | 148 | call debugger_notify |
149 | pop ecx |
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150 | pop ecx |
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151 | pop ecx |
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379 | serge | 152 | mov edx, [TASK_BASE] |
115 | poddubny | 153 | mov byte [edx+TASKDATA.state], 1 ; suspended |
40 | halyavin | 154 | call change_task |
155 | restore_ring3_context |
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156 | iretd |
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1 | ha | 157 | |
158 | writehex: |
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159 | pusha |
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164 | serge | 160 | |
8 | poddubny | 161 | mov edi, [write_error_to] |
162 | mov esi, 8 |
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163 | @@: |
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164 | mov ecx, eax |
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165 | and ecx, 0xf |
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1 | ha | 166 | |
8 | poddubny | 167 | mov cl,[ecx+hexletters] |
1 | ha | 168 | mov [edi],cl |
8 | poddubny | 169 | dec edi |
1 | ha | 170 | |
8 | poddubny | 171 | shr eax,4 |
1 | ha | 172 | dec esi |
8 | poddubny | 173 | jnz @b |
1 | ha | 174 | |
175 | popa |
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176 | ret |
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177 | |||
178 | iglobal |
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179 | hexletters db '0123456789ABCDEF' |
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180 | |||
181 | error_interrupt dd -1 |
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182 | |||
183 | process_error db 'K : Process - forced terminate INT: 00000000',13,10,0 |
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184 | process_pid db 'K : Process - forced terminate PID: 00000000',13,10,0 |
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185 | process_eip db 'K : Process - forced terminate EIP: 00000000',13,10,0 |
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186 | system_error db 'K : Kernel error',13,10,0 |
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187 | endg |
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188 | |||
189 | uglobal |
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190 | write_error_to dd 0x0 |
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191 | endg |
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192 | |||
193 | show_error_parameters: |
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164 | serge | 194 | |
1 | ha | 195 | mov [write_error_to],process_pid+43 |
379 | serge | 196 | mov eax,[CURRENT_TASK] |
1 | ha | 197 | shl eax, 5 |
379 | serge | 198 | mov eax,[CURRENT_TASK+TASKDATA.pid+eax] |
1 | ha | 199 | call writehex |
164 | serge | 200 | |
1 | ha | 201 | mov [write_error_to],process_error+43 |
202 | mov eax,[error_interrupt] |
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203 | call writehex |
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16 | poddubny | 204 | |
205 | cmp dword [esp+4+4], os_code ; CS |
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206 | jnz @f |
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10 | poddubny | 207 | mov esi,system_error |
208 | call sys_msg_board_str |
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209 | @@: |
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16 | poddubny | 210 | mov eax, [esp+4] ; EIP |
10 | poddubny | 211 | |
1 | ha | 212 | mov [write_error_to],process_eip+43 |
213 | call writehex |
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214 | |||
215 | mov esi,process_error |
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216 | call sys_msg_board_str |
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217 | |||
218 | mov esi,process_pid |
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219 | call sys_msg_board_str |
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220 | |||
221 | mov esi,process_eip |
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222 | call sys_msg_board_str |
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223 | |||
224 | ret |
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225 | |||
226 | |||
227 | |||
6 | poddubny | 228 | ; irq1 -> hid/keyboard.inc |
1 | ha | 229 | |
230 | |||
10 | poddubny | 231 | macro irqh [num] |
8 | poddubny | 232 | { |
233 | forward |
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234 | p_irq#num : |
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40 | halyavin | 235 | save_ring3_context |
8 | poddubny | 236 | mov edi, num |
237 | jmp irq_c |
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238 | } |
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1 | ha | 239 | |
160 | diamond | 240 | irqh 2,5,7,8,9,10,11 |
1 | ha | 241 | |
420 | serge | 242 | irq_c: |
243 | mov ax, app_data ;os_data |
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8 | poddubny | 244 | mov ds, ax |
245 | mov es, ax |
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1 | ha | 246 | call irqhandler |
40 | halyavin | 247 | restore_ring3_context |
8 | poddubny | 248 | iret |
11 | poddubny | 249 | |
250 | p_irq6: |
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40 | halyavin | 251 | save_ring3_context |
420 | serge | 252 | mov ax, app_data ;os_data |
11 | poddubny | 253 | mov ds, ax |
254 | mov es, ax |
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255 | call fdc_irq |
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33 | mario79 | 256 | call ready_for_next_irq |
40 | halyavin | 257 | restore_ring3_context |
33 | mario79 | 258 | iret |
15 | poddubny | 259 | |
33 | mario79 | 260 | p_irq3: |
40 | halyavin | 261 | save_ring3_context |
420 | serge | 262 | mov ax, app_data ;os_data |
33 | mario79 | 263 | mov ds, ax |
264 | mov es, ax |
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58 | mario79 | 265 | cmp [com2_mouse_detected],0 |
266 | je old_irq3_handler |
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33 | mario79 | 267 | call check_mouse_data_com2 |
58 | mario79 | 268 | jmp p_irq3_1 |
269 | old_irq3_handler: |
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270 | mov edi,3 |
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271 | call irqhandler |
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164 | serge | 272 | p_irq3_1: |
40 | halyavin | 273 | restore_ring3_context |
33 | mario79 | 274 | iret |
15 | poddubny | 275 | |
33 | mario79 | 276 | p_irq4: |
40 | halyavin | 277 | save_ring3_context |
420 | serge | 278 | mov ax, app_data ;os_data |
33 | mario79 | 279 | mov ds, ax |
280 | mov es, ax |
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58 | mario79 | 281 | cmp [com1_mouse_detected],0 |
282 | je old_irq4_handler |
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33 | mario79 | 283 | call check_mouse_data_com1 |
58 | mario79 | 284 | jmp p_irq4_1 |
285 | old_irq4_handler: |
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286 | mov edi,4 |
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287 | call irqhandler |
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164 | serge | 288 | p_irq4_1: |
40 | halyavin | 289 | restore_ring3_context |
11 | poddubny | 290 | iret |
291 | |||
33 | mario79 | 292 | p_irq12: |
40 | halyavin | 293 | save_ring3_context |
420 | serge | 294 | mov ax, app_data ;os_data |
33 | mario79 | 295 | mov ds, ax |
296 | mov es, ax |
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297 | call check_mouse_data_ps2 |
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40 | halyavin | 298 | restore_ring3_context |
33 | mario79 | 299 | iret |
300 | |||
160 | diamond | 301 | p_irq14: |
302 | save_ring3_context |
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420 | serge | 303 | mov ax, app_data ;os_data |
160 | diamond | 304 | mov ds, ax |
305 | mov es, ax |
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306 | call [irq14_func] |
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307 | call ready_for_next_irq_1 |
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308 | restore_ring3_context |
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309 | iret |
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310 | p_irq15: |
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311 | save_ring3_context |
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420 | serge | 312 | mov ax, app_data ;os_data |
160 | diamond | 313 | mov ds, ax |
314 | mov es, ax |
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315 | call [irq15_func] |
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316 | call ready_for_next_irq_1 |
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317 | restore_ring3_context |
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318 | iret |
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319 | |||
33 | mario79 | 320 | ready_for_next_irq: |
321 | mov [check_idle_semaphore],5 |
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322 | mov al, 0x20 |
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323 | out 0x20, al |
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324 | ret |
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325 | |||
326 | ready_for_next_irq_1: |
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327 | mov [check_idle_semaphore],5 |
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328 | mov al, 0x20 |
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329 | out 0xa0,al |
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330 | out 0x20, al |
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331 | ret |
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332 | |||
6 | poddubny | 333 | irqD: |
40 | halyavin | 334 | save_ring3_context |
420 | serge | 335 | mov ax, app_data ;os_data |
8 | poddubny | 336 | mov ds, ax |
337 | mov es, ax |
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164 | serge | 338 | |
6 | poddubny | 339 | mov dx,0xf0 |
340 | mov al,0 |
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341 | out dx,al |
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1 | ha | 342 | |
6 | poddubny | 343 | mov dx,0xa0 |
344 | mov al,0x20 |
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345 | out dx,al |
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346 | mov dx,0x20 |
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40 | halyavin | 347 | out dx,al |
348 | |||
349 | restore_ring3_context |
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164 | serge | 350 | |
8 | poddubny | 351 | iret |
1 | ha | 352 | |
353 | |||
354 | irqhandler: |
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355 | |||
356 | push edi |
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357 | |||
358 | mov esi,edi ; 1 |
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359 | shl esi,6 ; 1 |
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360 | add esi,irq00read ; 1 |
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361 | shl edi,12 ; 1 |
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381 | serge | 362 | add edi,IRQ_SAVE |
75 | diamond | 363 | mov ecx,16 |
1 | ha | 364 | |
365 | mov [check_idle_semaphore],5 |
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366 | |||
367 | irqnewread: |
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75 | diamond | 368 | dec ecx |
369 | js irqover |
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1 | ha | 370 | |
371 | mov dx,[esi] ; 2+ |
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372 | |||
373 | cmp dx,0 ; 1 |
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374 | jz irqover |
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375 | cmp [esi+3],byte 1 ; 2 ; byte read |
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376 | jne noirqbyte ; 4-11 |
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377 | |||
378 | in al,dx |
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379 | |||
380 | mov edx,[edi] |
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381 | cmp edx,4000 |
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382 | je irqfull |
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383 | mov ebx,edi |
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384 | add ebx,0x10 |
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385 | add ebx,edx |
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386 | mov [ebx],al |
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387 | inc edx |
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388 | mov [edi],edx |
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389 | |||
390 | add esi,4 |
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391 | jmp irqnewread |
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392 | |||
393 | noirqbyte: |
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394 | |||
395 | |||
396 | cmp [esi+3],byte 2 ; word read |
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397 | jne noirqword |
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398 | |||
399 | in ax,dx |
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400 | |||
401 | mov edx,[edi] |
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402 | cmp edx,4000 |
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403 | je irqfull |
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404 | mov ebx,edi |
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405 | add ebx,0x10 |
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406 | add ebx,edx |
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407 | mov [ebx],ax |
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408 | add edx,2 |
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409 | mov [edi],edx |
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410 | add esi,4 |
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411 | jmp irqnewread |
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412 | |||
413 | noirqword: |
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414 | irqfull: |
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415 | irqover: |
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416 | |||
417 | mov al,0x20 ; ready for next irq |
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418 | out 0x20,al |
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419 | |||
420 | pop ebx |
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421 | cmp ebx,7 |
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422 | jbe noa0 |
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423 | out 0xa0,al |
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424 | noa0: |
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425 | |||
426 | ret |
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427 | |||
428 | |||
429 | |||
430 | set_application_table_status: |
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431 | push eax |
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432 | |||
379 | serge | 433 | mov eax,[CURRENT_TASK] |
1 | ha | 434 | shl eax, 5 |
379 | serge | 435 | add eax,CURRENT_TASK+TASKDATA.pid |
1 | ha | 436 | mov eax,[eax] |
437 | |||
438 | mov [application_table_status],eax |
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439 | |||
440 | pop eax |
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441 | |||
442 | ret |
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443 | |||
444 | |||
445 | clear_application_table_status: |
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446 | push eax |
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447 | |||
379 | serge | 448 | mov eax,[CURRENT_TASK] |
1 | ha | 449 | shl eax, 5 |
379 | serge | 450 | add eax,CURRENT_TASK+TASKDATA.pid |
1 | ha | 451 | mov eax,[eax] |
452 | |||
453 | cmp eax,[application_table_status] |
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454 | jne apptsl1 |
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455 | mov [application_table_status],0 |
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456 | apptsl1: |
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457 | |||
458 | pop eax |
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459 | |||
460 | ret |
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461 | |||
462 | sys_resize_app_memory: |
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463 | ; eax = 1 - resize |
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464 | ; ebx = new amount of memory |
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465 | |||
466 | cmp eax,1 |
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4 | poddubny | 467 | jne .no_application_mem_resize |
1 | ha | 468 | |
164 | serge | 469 | stdcall new_mem_resize, ebx |
470 | mov [esp+36], eax |
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471 | ret |
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1 | ha | 472 | |
164 | serge | 473 | .no_application_mem_resize: |
1 | ha | 474 | ret |
475 | |||
476 | sys_threads: |
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477 | |||
478 | ; eax=1 create thread |
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479 | ; |
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480 | ; ebx=thread start |
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481 | ; ecx=thread stack value |
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482 | ; |
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483 | ; on return : eax = pid |
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484 | jmp new_sys_threads |
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485 | |||
486 | iglobal |
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487 | process_terminating db 'K : Process - terminating',13,10,0 |
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488 | process_terminated db 'K : Process - done',13,10,0 |
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329 | serge | 489 | msg_obj_destroy db 'K : destroy app object',13,10,0 |
1 | ha | 490 | endg |
491 | |||
329 | serge | 492 | ; param |
493 | ; esi= slot |
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1 | ha | 494 | |
495 | terminate: ; terminate application |
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496 | |||
329 | serge | 497 | .slot equ esp ;locals |
498 | |||
499 | push esi ;save .slot |
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334 | serge | 500 | |
501 | shl esi, 8 |
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380 | serge | 502 | cmp [SLOT_BASE+esi+APPDATA.dir_table], 0 |
334 | serge | 503 | jne @F |
504 | add esp, 4 |
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505 | ret |
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506 | @@: |
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329 | serge | 507 | mov esi,process_terminating |
508 | call sys_msg_board_str |
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40 | halyavin | 509 | @@: |
329 | serge | 510 | cli |
511 | cmp [application_table_status],0 |
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512 | je term9 |
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513 | sti |
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514 | call change_task |
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515 | jmp @b |
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516 | term9: |
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517 | call set_application_table_status |
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1 | ha | 518 | |
329 | serge | 519 | mov esi, [.slot] |
520 | shl esi,8 |
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380 | serge | 521 | add esi, SLOT_BASE+APP_OBJ_OFFSET |
329 | serge | 522 | @@: |
523 | mov eax, [esi+APPOBJ.fd] |
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334 | serge | 524 | test eax, eax |
525 | jz @F |
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526 | |||
329 | serge | 527 | cmp eax, esi |
528 | je @F |
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164 | serge | 529 | |
329 | serge | 530 | push esi |
531 | call [eax+APPOBJ.destroy] |
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532 | mov esi, msg_obj_destroy |
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533 | call sys_msg_board_str |
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534 | pop esi |
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535 | jmp @B |
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536 | @@: |
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537 | mov eax, [.slot] |
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538 | shl eax, 8 |
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380 | serge | 539 | mov eax,[SLOT_BASE+eax+APPDATA.dir_table] |
329 | serge | 540 | stdcall destroy_app_space, eax |
1 | ha | 541 | |
357 | serge | 542 | mov esi, [.slot] |
329 | serge | 543 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
357 | serge | 544 | jne @F |
164 | serge | 545 | |
329 | serge | 546 | mov [fpu_owner],1 |
380 | serge | 547 | mov eax, [256+SLOT_BASE+APPDATA.fpu_state] |
379 | serge | 548 | clts |
329 | serge | 549 | bt [cpu_caps], CAPS_SSE |
550 | jnc .no_SSE |
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551 | fxrstor [eax] |
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357 | serge | 552 | jmp @F |
203 | serge | 553 | .no_SSE: |
329 | serge | 554 | fnclex |
555 | frstor [eax] |
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357 | serge | 556 | @@: |
203 | serge | 557 | |
381 | serge | 558 | mov [KEY_COUNT],byte 0 ; empty keyboard buffer |
559 | mov [BTN_COUNT],byte 0 ; empty button buffer |
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1 | ha | 560 | |
561 | |||
92 | diamond | 562 | ; remove defined hotkeys |
563 | mov eax, hotkey_list |
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564 | .loop: |
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565 | cmp [eax+8], esi |
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566 | jnz .cont |
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567 | mov ecx, [eax] |
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568 | jecxz @f |
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569 | push dword [eax+12] |
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570 | pop dword [ecx+12] |
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571 | @@: |
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572 | mov ecx, [eax+12] |
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573 | push dword [eax] |
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574 | pop dword [ecx] |
||
575 | xor ecx, ecx |
||
576 | mov [eax], ecx |
||
577 | mov [eax+4], ecx |
||
578 | mov [eax+8], ecx |
||
579 | mov [eax+12], ecx |
||
580 | .cont: |
||
581 | add eax, 16 |
||
582 | cmp eax, hotkey_list+256*16 |
||
583 | jb .loop |
||
584 | ; remove hotkeys in buffer |
||
585 | mov eax, hotkey_buffer |
||
586 | .loop2: |
||
587 | cmp [eax], esi |
||
588 | jnz .cont2 |
||
589 | and dword [eax+4], 0 |
||
590 | and dword [eax], 0 |
||
591 | .cont2: |
||
592 | add eax, 8 |
||
593 | cmp eax, hotkey_buffer+120*8 |
||
594 | jb .loop2 |
||
595 | |||
1 | ha | 596 | mov ecx,esi ; remove buttons |
597 | bnewba2: |
||
381 | serge | 598 | mov edi,[BTN_ADDR] |
1 | ha | 599 | mov eax,edi |
600 | cld |
||
601 | movzx ebx,word [edi] |
||
602 | inc bx |
||
603 | bnewba: |
||
604 | dec bx |
||
605 | jz bnmba |
||
606 | add eax,0x10 |
||
607 | cmp cx,[eax] |
||
608 | jnz bnewba |
||
609 | pusha |
||
610 | mov ecx,ebx |
||
611 | inc ecx |
||
612 | shl ecx,4 |
||
613 | mov ebx,eax |
||
614 | add eax,0x10 |
||
615 | call memmove |
||
616 | dec dword [edi] |
||
617 | popa |
||
618 | jmp bnewba2 |
||
619 | bnmba: |
||
620 | |||
621 | pusha ; save window coordinates for window restoring |
||
622 | cld |
||
623 | shl esi,5 |
||
624 | add esi,window_data |
||
114 | mikedld | 625 | mov eax,[esi+WDATA.box.left] |
102 | poddubny | 626 | mov [dlx],eax |
114 | mikedld | 627 | add eax,[esi+WDATA.box.width] |
102 | poddubny | 628 | mov [dlxe],eax |
114 | mikedld | 629 | mov eax,[esi+WDATA.box.top] |
102 | poddubny | 630 | mov [dly],eax |
114 | mikedld | 631 | add eax,[esi+WDATA.box.height] |
102 | poddubny | 632 | mov [dlye],eax |
1 | ha | 633 | |
142 | diamond | 634 | xor eax, eax |
635 | mov [esi+WDATA.box.left],eax |
||
636 | mov [esi+WDATA.box.width],eax |
||
114 | mikedld | 637 | mov [esi+WDATA.box.top],eax |
142 | diamond | 638 | mov [esi+WDATA.box.height],eax |
115 | poddubny | 639 | mov [esi+WDATA.cl_workarea],eax |
640 | mov [esi+WDATA.cl_titlebar],eax |
||
641 | mov [esi+WDATA.cl_frames],eax |
||
642 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
||
102 | poddubny | 643 | lea edi, [esi-window_data+draw_data] |
1 | ha | 644 | mov ecx,32/4 |
645 | rep stosd |
||
646 | popa |
||
647 | |||
40 | halyavin | 648 | ; debuggee test |
649 | pushad |
||
650 | mov edi, esi |
||
651 | shl edi, 5 |
||
380 | serge | 652 | mov eax, [SLOT_BASE+edi*8+APPDATA.debugger_slot] |
40 | halyavin | 653 | test eax, eax |
654 | jz .nodebug |
||
655 | push 8 |
||
656 | pop ecx |
||
379 | serge | 657 | push dword [CURRENT_TASK+edi+TASKDATA.pid] ; PID |
40 | halyavin | 658 | push 2 |
659 | call debugger_notify |
||
660 | pop ecx |
||
661 | pop ecx |
||
662 | .nodebug: |
||
663 | popad |
||
664 | |||
357 | serge | 665 | mov ebx, [.slot] |
666 | shl ebx, 8 |
||
380 | serge | 667 | mov ebx,[SLOT_BASE+ebx+APPDATA.pl0_stack] |
1 | ha | 668 | |
357 | serge | 669 | stdcall kernel_free, ebx |
1 | ha | 670 | |
357 | serge | 671 | mov edi, [.slot] |
672 | shl edi,8 |
||
380 | serge | 673 | add edi,SLOT_BASE |
357 | serge | 674 | mov eax, 0x20202020 |
675 | stosd |
||
676 | stosd |
||
677 | stosd |
||
678 | mov ecx,244/4 |
||
679 | xor eax, eax |
||
680 | rep stosd |
||
1 | ha | 681 | |
102 | poddubny | 682 | ; activate window |
380 | serge | 683 | movzx eax, word [WIN_STACK + esi*2] |
379 | serge | 684 | cmp eax, [TASK_COUNT] |
102 | poddubny | 685 | jne .dont_activate |
686 | pushad |
||
687 | .check_next_window: |
||
688 | dec eax |
||
689 | cmp eax, 1 |
||
690 | jbe .nothing_to_activate |
||
380 | serge | 691 | lea esi, [WIN_POS+eax*2] |
102 | poddubny | 692 | movzx edi, word [esi] ; edi = process |
693 | shl edi, 5 |
||
379 | serge | 694 | cmp [CURRENT_TASK + edi + TASKDATA.state], byte 9 ; skip dead slots |
102 | poddubny | 695 | je .check_next_window |
696 | add edi, window_data |
||
154 | diamond | 697 | ; \begin{diamond}[19.09.2006] |
698 | ; skip minimized windows |
||
164 | serge | 699 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
700 | jnz .check_next_window |
||
154 | diamond | 701 | ; \end{diamond} |
102 | poddubny | 702 | call waredraw |
703 | .nothing_to_activate: |
||
704 | popad |
||
705 | .dont_activate: |
||
706 | |||
92 | diamond | 707 | push esi ; remove hd1 & cd & flp reservation |
708 | shl esi, 5 |
||
379 | serge | 709 | mov esi, [esi+CURRENT_TASK+TASKDATA.pid] |
92 | diamond | 710 | cmp [hd1_status], esi |
711 | jnz @f |
||
321 | diamond | 712 | call free_hd_channel |
92 | diamond | 713 | mov [hd1_status], 0 |
714 | @@: |
||
715 | cmp [cd_status], esi |
||
716 | jnz @f |
||
321 | diamond | 717 | call free_cd_channel |
92 | diamond | 718 | mov [cd_status], 0 |
719 | @@: |
||
720 | cmp [flp_status], esi |
||
721 | jnz @f |
||
722 | mov [flp_status], 0 |
||
723 | @@: |
||
724 | pop esi |
||
1 | ha | 725 | |
726 | pusha ; remove all irq reservations |
||
92 | diamond | 727 | mov eax,esi |
115 | poddubny | 728 | shl eax, 5 |
379 | serge | 729 | mov eax,[eax+CURRENT_TASK+TASKDATA.pid] |
1 | ha | 730 | mov edi,irq_owner |
731 | mov ecx,16 |
||
732 | newirqfree: |
||
92 | diamond | 733 | scasd |
1 | ha | 734 | jne nofreeirq |
92 | diamond | 735 | mov [edi-4],dword 0 |
1 | ha | 736 | nofreeirq: |
737 | loop newirqfree |
||
738 | popa |
||
739 | |||
740 | pusha ; remove all port reservations |
||
741 | mov edx,esi |
||
115 | poddubny | 742 | shl edx, 5 |
379 | serge | 743 | add edx,CURRENT_TASK |
115 | poddubny | 744 | mov edx,[edx+TASKDATA.pid] |
1 | ha | 745 | |
746 | rmpr0: |
||
747 | |||
381 | serge | 748 | mov esi,[RESERVED_PORTS] |
1 | ha | 749 | |
750 | cmp esi,0 |
||
751 | je rmpr9 |
||
752 | |||
753 | rmpr3: |
||
754 | |||
755 | mov edi,esi |
||
756 | shl edi,4 |
||
381 | serge | 757 | add edi,RESERVED_PORTS |
1 | ha | 758 | |
759 | cmp edx,[edi] |
||
760 | je rmpr4 |
||
761 | |||
762 | dec esi |
||
763 | jnz rmpr3 |
||
764 | |||
765 | jmp rmpr9 |
||
766 | |||
767 | rmpr4: |
||
768 | |||
769 | mov ecx,256 |
||
770 | sub ecx,esi |
||
771 | shl ecx,4 |
||
772 | |||
773 | mov esi,edi |
||
774 | add esi,16 |
||
775 | cld |
||
776 | rep movsb |
||
777 | |||
381 | serge | 778 | dec dword [RESERVED_PORTS] |
1 | ha | 779 | |
780 | jmp rmpr0 |
||
781 | |||
782 | rmpr9: |
||
783 | |||
784 | popa |
||
785 | mov edi,esi ; do not run this process slot |
||
6 | poddubny | 786 | shl edi, 5 |
379 | serge | 787 | mov [edi+CURRENT_TASK + TASKDATA.state],byte 9 |
40 | halyavin | 788 | ; debugger test - terminate all debuggees |
789 | mov eax, 2 |
||
380 | serge | 790 | mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot |
40 | halyavin | 791 | .xd0: |
379 | serge | 792 | cmp eax, [TASK_COUNT] |
40 | halyavin | 793 | ja .xd1 |
794 | cmp dword [ecx], esi |
||
795 | jnz @f |
||
796 | and dword [ecx], 0 |
||
797 | pushad |
||
798 | xchg eax, ebx |
||
799 | mov eax, 2 |
||
800 | call sys_system |
||
801 | popad |
||
802 | @@: |
||
803 | inc eax |
||
804 | add ecx, 0x100 |
||
805 | jmp .xd0 |
||
806 | .xd1: |
||
1 | ha | 807 | ; call systest |
808 | sti ; .. and life goes on |
||
809 | |||
112 | poddubny | 810 | mov eax, [dlx] |
811 | mov ebx, [dly] |
||
812 | mov ecx, [dlxe] |
||
813 | mov edx, [dlye] |
||
1 | ha | 814 | call calculatescreen |
815 | xor eax, eax |
||
816 | xor esi, esi |
||
817 | call redrawscreen |
||
818 | |||
381 | serge | 819 | mov [MOUSE_BACKGROUND],byte 0 ; no mouse background |
820 | mov [DONT_DRAW_MOUSE],byte 0 ; draw mouse |
||
1 | ha | 821 | |
822 | mov [application_table_status],0 |
||
823 | mov esi,process_terminated |
||
824 | call sys_msg_board_str |
||
357 | serge | 825 | add esp, 4 |
1 | ha | 826 | ret |
345 | serge | 827 | restore .slot |
1 | ha | 828 | |
829 | iglobal |
||
830 | boot_sched_1 db 'Building gdt tss pointer',0 |
||
8 | poddubny | 831 | boot_sched_2 db 'Building IDT table',0 |
1 | ha | 832 | endg |
833 | |||
834 | |||
835 | build_scheduler: |
||
836 | |||
837 | mov esi,boot_sched_1 |
||
838 | call boot_log |
||
839 | call build_process_gdt_tss_pointer |
||
840 | |||
8 | poddubny | 841 | mov esi,boot_sched_2 |
1 | ha | 842 | call boot_log |
843 | call build_interrupt_table |
||
844 | |||
845 | ret |
||
846 |