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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 | |||
10 | idtreg: |
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11 | dw 8*0x41-1 |
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12 | dd idts+8 |
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164 | serge | 13 | ;label idts at 0xB100-8 |
1 | ha | 14 | |
15 | |||
8 | poddubny | 16 | uglobal |
17 | tss_sceleton: |
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18 | l.back dw 0,0 |
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19 | l.esp0 dd 0 |
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20 | l.ss0 dw 0,0 |
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21 | l.esp1 dd 0 |
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22 | l.ss1 dw 0,0 |
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23 | l.esp2 dd 0 |
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24 | l.ss2 dw 0,0 |
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25 | l.cr3 dd 0 |
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26 | l.eip dd 0 |
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27 | l.eflags dd 0 |
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28 | l.eax dd 0 |
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29 | l.ecx dd 0 |
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30 | l.edx dd 0 |
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31 | l.ebx dd 0 |
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32 | l.esp dd 0 |
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33 | l.ebp dd 0 |
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34 | l.esi dd 0 |
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35 | l.edi dd 0 |
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36 | l.es dw 0,0 |
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37 | l.cs dw 0,0 |
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38 | l.ss dw 0,0 |
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39 | l.ds dw 0,0 |
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40 | l.fs dw 0,0 |
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41 | l.gs dw 0,0 |
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42 | l.ldt dw 0,0 |
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43 | l.trap dw 0 |
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44 | l.io dw 0 |
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45 | endg |
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46 | |||
47 | |||
1 | ha | 48 | build_process_gdt_tss_pointer: |
49 | |||
50 | mov ecx,tss_data |
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51 | mov edi,0 |
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52 | setgdtl2: |
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53 | mov [edi+gdts+ tss0 +0], word tss_step |
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54 | mov [edi+gdts+ tss0 +2], cx |
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55 | mov eax,ecx |
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56 | shr eax,16 |
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57 | mov [edi+gdts+ tss0 +4], al |
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58 | mov [edi+gdts+ tss0 +7], ah |
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59 | mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b |
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60 | add ecx,tss_step |
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61 | add edi,8 |
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62 | cmp edi,8*(max_processes+5) |
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63 | jbe setgdtl2 |
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64 | |||
65 | ret |
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66 | |||
67 | |||
68 | build_interrupt_table: |
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69 | |||
6 | poddubny | 70 | mov edi, idts+8 |
71 | mov esi, sys_int |
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8 | poddubny | 72 | mov ecx, 0x40 |
6 | poddubny | 73 | @@: |
74 | mov eax, [esi] |
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75 | mov [edi], ax ; lower part of offset |
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76 | mov [edi+2], word os_code ; segment selector |
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77 | shr eax, 16 |
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78 | mov [edi+4], word 10001110b shl 8 ; interrupt descriptor |
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79 | mov [edi+6], ax |
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80 | add esi, 4 |
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81 | add edi, 8 |
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82 | dec ecx |
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83 | jnz @b |
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164 | serge | 84 | |
8 | poddubny | 85 | ;mov edi,8*0x40+idts+8 |
3 | halyavin | 86 | mov [edi + 0], word (i40 and ((1 shl 16)-1)) |
87 | mov [edi + 2], word os_code |
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88 | mov [edi + 4], word 11101110b*256 |
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9 | halyavin | 89 | mov [edi + 6], word (i40 shr 16) |
1 | ha | 90 | |
91 | ret |
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92 | |||
93 | iglobal |
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94 | sys_int: |
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164 | serge | 95 | dd e0,debug_exc,e2,e3 |
96 | dd e4,e5,e6,e7 |
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97 | dd e8,e9,e10,e11 |
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98 | dd e12,e13,page_fault_handler,e15 |
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99 | |||
168 | serge | 100 | dd except_16, e17,e18, except_19 |
101 | times 12 dd unknown_interrupt |
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1 | ha | 102 | |
221 | serge | 103 | dd irq0 , irq_serv.irq_1, p_irq2 , p_irq3 ;irq_serv.irq_3 |
164 | serge | 104 | dd p_irq4 ,irq_serv.irq_5,p_irq6,irq_serv.irq_7 |
105 | dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10 |
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106 | dd irq_serv.irq_11,p_irq12,irqD ,p_irq14,p_irq15 |
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1 | ha | 107 | |
108 | times 16 dd unknown_interrupt |
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109 | |||
110 | dd i40 |
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111 | endg |
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112 | |||
40 | halyavin | 113 | macro save_ring3_context |
114 | { |
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58 | mario79 | 115 | push ds es |
116 | pushad |
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40 | halyavin | 117 | } |
118 | macro restore_ring3_context |
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119 | { |
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58 | mario79 | 120 | popad |
121 | pop es ds |
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40 | halyavin | 122 | } |
123 | |||
8 | poddubny | 124 | ; simply return control to interrupted process |
125 | unknown_interrupt: |
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126 | iret |
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1 | ha | 127 | |
22 | poddubny | 128 | macro exc_wo_code [num] |
8 | poddubny | 129 | { |
130 | forward |
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131 | e#num : |
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40 | halyavin | 132 | save_ring3_context |
20 | mario79 | 133 | mov bl, num |
134 | jmp exc_c |
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8 | poddubny | 135 | } |
1 | ha | 136 | |
22 | poddubny | 137 | macro exc_w_code [num] |
138 | { |
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139 | forward |
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140 | e#num : |
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141 | add esp, 4 |
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40 | halyavin | 142 | save_ring3_context |
22 | poddubny | 143 | mov bl, num |
144 | jmp exc_c |
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145 | } |
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146 | |||
168 | serge | 147 | exc_wo_code 0, 1, 2, 3, 4, 5, 6, 9, 15, 18 |
22 | poddubny | 148 | exc_w_code 8, 10, 11, 12, 13, 14, 17 |
149 | |||
8 | poddubny | 150 | exc_c: |
6 | poddubny | 151 | mov ax, os_data |
152 | mov ds, ax |
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153 | mov es, ax |
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1 | ha | 154 | |
40 | halyavin | 155 | ; test if debugging |
156 | cli |
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157 | mov eax, [0x3000] |
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158 | shl eax, 8 |
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115 | poddubny | 159 | mov eax, [0x80000+eax+APPDATA.debugger_slot] |
40 | halyavin | 160 | test eax, eax |
161 | jnz .debug |
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162 | sti |
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163 | ; not debuggee => say error and terminate |
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164 | add esp, 28h |
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164 | serge | 165 | movzx eax, bl |
8 | poddubny | 166 | mov [error_interrupt], eax |
1 | ha | 167 | call show_error_parameters |
164 | serge | 168 | |
8 | poddubny | 169 | mov edx, [0x3010] |
115 | poddubny | 170 | mov [edx + TASKDATA.state], byte 4 |
164 | serge | 171 | |
1 | ha | 172 | jmp change_task |
173 | |||
40 | halyavin | 174 | .debug: |
175 | ; we are debugged process, notify debugger and suspend ourself |
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176 | ; eax=debugger PID |
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113 | diamond | 177 | cld |
40 | halyavin | 178 | movzx ecx, bl |
179 | push ecx |
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180 | mov ecx, [0x3010] |
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115 | poddubny | 181 | push dword [ecx+TASKDATA.pid] ; PID of current process |
40 | halyavin | 182 | push 12 |
183 | pop ecx |
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58 | mario79 | 184 | push 1 ; 1=exception |
40 | halyavin | 185 | call debugger_notify |
186 | pop ecx |
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187 | pop ecx |
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188 | pop ecx |
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189 | mov edx, [0x3010] |
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115 | poddubny | 190 | mov byte [edx+TASKDATA.state], 1 ; suspended |
40 | halyavin | 191 | call change_task |
192 | restore_ring3_context |
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193 | iretd |
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1 | ha | 194 | |
195 | writehex: |
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196 | pusha |
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164 | serge | 197 | |
8 | poddubny | 198 | mov edi, [write_error_to] |
199 | mov esi, 8 |
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200 | @@: |
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201 | mov ecx, eax |
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202 | and ecx, 0xf |
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1 | ha | 203 | |
8 | poddubny | 204 | mov cl,[ecx+hexletters] |
1 | ha | 205 | mov [edi],cl |
8 | poddubny | 206 | dec edi |
1 | ha | 207 | |
8 | poddubny | 208 | shr eax,4 |
1 | ha | 209 | dec esi |
8 | poddubny | 210 | jnz @b |
1 | ha | 211 | |
212 | popa |
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213 | ret |
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214 | |||
215 | iglobal |
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216 | hexletters db '0123456789ABCDEF' |
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217 | |||
218 | error_interrupt dd -1 |
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219 | |||
220 | process_error db 'K : Process - forced terminate INT: 00000000',13,10,0 |
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221 | process_pid db 'K : Process - forced terminate PID: 00000000',13,10,0 |
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222 | process_eip db 'K : Process - forced terminate EIP: 00000000',13,10,0 |
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223 | system_error db 'K : Kernel error',13,10,0 |
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224 | endg |
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225 | |||
226 | uglobal |
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227 | write_error_to dd 0x0 |
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228 | endg |
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229 | |||
230 | show_error_parameters: |
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164 | serge | 231 | |
1 | ha | 232 | mov [write_error_to],process_pid+43 |
233 | mov eax,[0x3000] |
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234 | shl eax, 5 |
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115 | poddubny | 235 | mov eax,[0x3000+TASKDATA.pid+eax] |
1 | ha | 236 | call writehex |
164 | serge | 237 | |
1 | ha | 238 | mov [write_error_to],process_error+43 |
239 | mov eax,[error_interrupt] |
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240 | call writehex |
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16 | poddubny | 241 | |
242 | cmp dword [esp+4+4], os_code ; CS |
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243 | jnz @f |
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10 | poddubny | 244 | mov esi,system_error |
245 | call sys_msg_board_str |
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246 | @@: |
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16 | poddubny | 247 | mov eax, [esp+4] ; EIP |
10 | poddubny | 248 | |
1 | ha | 249 | mov [write_error_to],process_eip+43 |
250 | call writehex |
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251 | |||
252 | mov esi,process_error |
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253 | call sys_msg_board_str |
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254 | |||
255 | mov esi,process_pid |
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256 | call sys_msg_board_str |
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257 | |||
258 | mov esi,process_eip |
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259 | call sys_msg_board_str |
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260 | |||
261 | ret |
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262 | |||
263 | |||
264 | |||
6 | poddubny | 265 | ; irq1 -> hid/keyboard.inc |
1 | ha | 266 | |
267 | |||
10 | poddubny | 268 | macro irqh [num] |
8 | poddubny | 269 | { |
270 | forward |
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271 | p_irq#num : |
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40 | halyavin | 272 | save_ring3_context |
8 | poddubny | 273 | mov edi, num |
274 | jmp irq_c |
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275 | } |
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1 | ha | 276 | |
160 | diamond | 277 | irqh 2,5,7,8,9,10,11 |
1 | ha | 278 | |
8 | poddubny | 279 | irq_c: |
280 | mov ax, os_data |
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281 | mov ds, ax |
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282 | mov es, ax |
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1 | ha | 283 | call irqhandler |
40 | halyavin | 284 | restore_ring3_context |
8 | poddubny | 285 | iret |
11 | poddubny | 286 | |
287 | p_irq6: |
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40 | halyavin | 288 | save_ring3_context |
11 | poddubny | 289 | mov ax, os_data |
290 | mov ds, ax |
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291 | mov es, ax |
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292 | call fdc_irq |
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33 | mario79 | 293 | call ready_for_next_irq |
40 | halyavin | 294 | restore_ring3_context |
33 | mario79 | 295 | iret |
15 | poddubny | 296 | |
33 | mario79 | 297 | p_irq3: |
40 | halyavin | 298 | save_ring3_context |
33 | mario79 | 299 | mov ax, os_data |
300 | mov ds, ax |
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301 | mov es, ax |
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58 | mario79 | 302 | cmp [com2_mouse_detected],0 |
303 | je old_irq3_handler |
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33 | mario79 | 304 | call check_mouse_data_com2 |
58 | mario79 | 305 | jmp p_irq3_1 |
306 | old_irq3_handler: |
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307 | mov edi,3 |
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308 | call irqhandler |
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164 | serge | 309 | p_irq3_1: |
40 | halyavin | 310 | restore_ring3_context |
33 | mario79 | 311 | iret |
15 | poddubny | 312 | |
33 | mario79 | 313 | p_irq4: |
40 | halyavin | 314 | save_ring3_context |
33 | mario79 | 315 | mov ax, os_data |
316 | mov ds, ax |
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317 | mov es, ax |
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58 | mario79 | 318 | cmp [com1_mouse_detected],0 |
319 | je old_irq4_handler |
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33 | mario79 | 320 | call check_mouse_data_com1 |
58 | mario79 | 321 | jmp p_irq4_1 |
322 | old_irq4_handler: |
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323 | mov edi,4 |
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324 | call irqhandler |
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164 | serge | 325 | p_irq4_1: |
40 | halyavin | 326 | restore_ring3_context |
11 | poddubny | 327 | iret |
328 | |||
33 | mario79 | 329 | p_irq12: |
40 | halyavin | 330 | save_ring3_context |
33 | mario79 | 331 | mov ax, os_data |
332 | mov ds, ax |
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333 | mov es, ax |
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334 | call check_mouse_data_ps2 |
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40 | halyavin | 335 | restore_ring3_context |
33 | mario79 | 336 | iret |
337 | |||
160 | diamond | 338 | p_irq14: |
339 | save_ring3_context |
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340 | mov ax, os_data |
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341 | mov ds, ax |
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342 | mov es, ax |
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343 | call [irq14_func] |
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344 | call ready_for_next_irq_1 |
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345 | restore_ring3_context |
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346 | iret |
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347 | p_irq15: |
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348 | save_ring3_context |
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349 | mov ax, os_data |
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350 | mov ds, ax |
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351 | mov es, ax |
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352 | call [irq15_func] |
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353 | call ready_for_next_irq_1 |
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354 | restore_ring3_context |
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355 | iret |
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356 | |||
33 | mario79 | 357 | ready_for_next_irq: |
358 | mov [check_idle_semaphore],5 |
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359 | mov al, 0x20 |
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360 | out 0x20, al |
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361 | ret |
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362 | |||
363 | ready_for_next_irq_1: |
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364 | mov [check_idle_semaphore],5 |
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365 | mov al, 0x20 |
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366 | out 0xa0,al |
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367 | out 0x20, al |
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368 | ret |
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369 | |||
6 | poddubny | 370 | irqD: |
40 | halyavin | 371 | save_ring3_context |
8 | poddubny | 372 | mov ax, os_data |
373 | mov ds, ax |
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374 | mov es, ax |
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164 | serge | 375 | |
6 | poddubny | 376 | mov dx,0xf0 |
377 | mov al,0 |
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378 | out dx,al |
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1 | ha | 379 | |
6 | poddubny | 380 | mov dx,0xa0 |
381 | mov al,0x20 |
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382 | out dx,al |
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383 | mov dx,0x20 |
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40 | halyavin | 384 | out dx,al |
385 | |||
386 | restore_ring3_context |
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164 | serge | 387 | |
8 | poddubny | 388 | iret |
1 | ha | 389 | |
390 | |||
391 | irqhandler: |
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392 | |||
393 | push edi |
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394 | |||
395 | mov esi,edi ; 1 |
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396 | shl esi,6 ; 1 |
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397 | add esi,irq00read ; 1 |
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398 | shl edi,12 ; 1 |
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399 | add edi,0x2E0000 |
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75 | diamond | 400 | mov ecx,16 |
1 | ha | 401 | |
402 | mov [check_idle_semaphore],5 |
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403 | |||
404 | irqnewread: |
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75 | diamond | 405 | dec ecx |
406 | js irqover |
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1 | ha | 407 | |
408 | mov dx,[esi] ; 2+ |
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409 | |||
410 | cmp dx,0 ; 1 |
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411 | jz irqover |
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412 | cmp [esi+3],byte 1 ; 2 ; byte read |
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413 | jne noirqbyte ; 4-11 |
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414 | |||
415 | in al,dx |
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416 | |||
417 | mov edx,[edi] |
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418 | cmp edx,4000 |
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419 | je irqfull |
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420 | mov ebx,edi |
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421 | add ebx,0x10 |
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422 | add ebx,edx |
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423 | mov [ebx],al |
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424 | inc edx |
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425 | mov [edi],edx |
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426 | |||
427 | add esi,4 |
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428 | jmp irqnewread |
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429 | |||
430 | noirqbyte: |
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431 | |||
432 | |||
433 | cmp [esi+3],byte 2 ; word read |
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434 | jne noirqword |
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435 | |||
436 | in ax,dx |
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437 | |||
438 | mov edx,[edi] |
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439 | cmp edx,4000 |
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440 | je irqfull |
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441 | mov ebx,edi |
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442 | add ebx,0x10 |
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443 | add ebx,edx |
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444 | mov [ebx],ax |
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445 | add edx,2 |
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446 | mov [edi],edx |
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447 | add esi,4 |
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448 | jmp irqnewread |
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449 | |||
450 | noirqword: |
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451 | irqfull: |
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452 | irqover: |
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453 | |||
454 | mov al,0x20 ; ready for next irq |
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455 | out 0x20,al |
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456 | |||
457 | pop ebx |
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458 | cmp ebx,7 |
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459 | jbe noa0 |
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460 | out 0xa0,al |
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461 | noa0: |
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462 | |||
463 | ret |
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464 | |||
465 | |||
466 | |||
467 | set_application_table_status: |
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468 | push eax |
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469 | |||
470 | mov eax,[0x3000] |
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471 | shl eax, 5 |
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115 | poddubny | 472 | add eax,0x3000+TASKDATA.pid |
1 | ha | 473 | mov eax,[eax] |
474 | |||
475 | mov [application_table_status],eax |
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476 | |||
477 | pop eax |
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478 | |||
479 | ret |
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480 | |||
481 | |||
482 | clear_application_table_status: |
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483 | push eax |
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484 | |||
485 | mov eax,[0x3000] |
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486 | shl eax, 5 |
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115 | poddubny | 487 | add eax,0x3000+TASKDATA.pid |
1 | ha | 488 | mov eax,[eax] |
489 | |||
490 | cmp eax,[application_table_status] |
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491 | jne apptsl1 |
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492 | mov [application_table_status],0 |
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493 | apptsl1: |
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494 | |||
495 | pop eax |
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496 | |||
497 | ret |
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498 | |||
499 | |||
500 | |||
501 | sys_resize_app_memory: |
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502 | ; eax = 1 - resize |
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503 | ; ebx = new amount of memory |
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504 | |||
505 | cmp eax,1 |
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4 | poddubny | 506 | jne .no_application_mem_resize |
1 | ha | 507 | |
164 | serge | 508 | stdcall new_mem_resize, ebx |
509 | mov [esp+36], eax |
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510 | ret |
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1 | ha | 511 | |
164 | serge | 512 | .no_application_mem_resize: |
1 | ha | 513 | ret |
514 | |||
515 | |||
516 | |||
517 | get_app_params: |
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518 | |||
519 | push eax |
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520 | |||
521 | cmp [0x90000+6],word '00' |
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522 | jne no_00_header |
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523 | |||
524 | mov eax,[0x90000+12] |
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525 | mov [app_start],eax |
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526 | mov eax,[0x90000+16] |
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527 | mov [app_i_end],eax |
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528 | mov eax,[0x90000+20] |
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529 | mov [app_mem],eax |
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133 | diamond | 530 | ; \begin{diamond}[20.08.2006] |
531 | ; sanity check (functions 19,58 load app_i_end bytes and that must |
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532 | ; fit in allocated memory to prevent kernel faults) |
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533 | cmp eax,[app_i_end] |
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534 | jb no_01_header |
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535 | ; \end{diamond}[20.08.2006] |
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1 | ha | 536 | shr eax,1 |
537 | sub eax,0x10 |
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538 | mov [app_esp],eax |
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539 | mov eax,[0x90000+24] |
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540 | mov [app_i_param],eax |
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541 | mov [app_i_icon],dword 0 |
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542 | |||
543 | pop eax |
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133 | diamond | 544 | clc |
1 | ha | 545 | ret |
546 | |||
547 | no_00_header: |
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548 | |||
549 | |||
550 | cmp [0x90000+6],word '01' |
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551 | jne no_01_header |
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552 | |||
553 | mov eax,[0x90000+12] |
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554 | mov [app_start],eax |
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555 | mov eax,[0x90000+16] |
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556 | mov [app_i_end],eax |
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557 | mov eax,[0x90000+20] |
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558 | mov [app_mem],eax |
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133 | diamond | 559 | ; \begin{diamond}[20.08.2006] |
560 | cmp eax,[app_i_end] |
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561 | jb no_01_header |
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562 | ; \end{diamond}[20.08.2006] |
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1 | ha | 563 | mov eax,[0x90000+24] |
564 | mov [app_esp],eax |
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565 | mov eax,[0x90000+28] |
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566 | mov [app_i_param],eax |
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567 | mov eax,[0x90000+32] |
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568 | mov [app_i_icon],eax |
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569 | |||
570 | pop eax |
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133 | diamond | 571 | clc |
1 | ha | 572 | ret |
573 | |||
574 | no_01_header: |
||
575 | |||
576 | pop eax |
||
133 | diamond | 577 | stc |
1 | ha | 578 | ret |
579 | |||
580 | |||
581 | uglobal |
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582 | new_process_place dd 0x0 |
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583 | app_start dd 0x0 |
||
584 | app_i_end dd 0x0 |
||
585 | app_mem dd 0x0 |
||
586 | app_esp dd 0x0 |
||
587 | app_i_param dd 0x0 |
||
588 | app_i_icon dd 0x0 |
||
164 | serge | 589 | ; app_mem_pos dd 0x0 |
5 | halyavin | 590 | appl_path dd 0x0 |
164 | serge | 591 | appl_path_size dd 0x0 |
1 | ha | 592 | endg |
593 | |||
594 | |||
595 | sys_threads: |
||
596 | |||
597 | ; eax=1 create thread |
||
598 | ; |
||
599 | ; ebx=thread start |
||
600 | ; ecx=thread stack value |
||
601 | ; |
||
602 | ; on return : eax = pid |
||
603 | jmp new_sys_threads |
||
604 | |||
605 | iglobal |
||
606 | process_terminating db 'K : Process - terminating',13,10,0 |
||
607 | process_terminated db 'K : Process - done',13,10,0 |
||
608 | endg |
||
609 | |||
610 | |||
611 | terminate: ; terminate application |
||
612 | push esi |
||
613 | mov esi,process_terminating |
||
614 | call sys_msg_board_str |
||
615 | pop esi |
||
616 | |||
40 | halyavin | 617 | @@: |
1 | ha | 618 | cli |
619 | cmp [application_table_status],0 |
||
620 | je term9 |
||
621 | sti |
||
622 | call change_task |
||
40 | halyavin | 623 | jmp @b |
1 | ha | 624 | term9: |
625 | |||
626 | call set_application_table_status |
||
164 | serge | 627 | |
1 | ha | 628 | mov eax,esi |
629 | |||
164 | serge | 630 | pushad |
631 | shl eax,8 |
||
632 | mov eax,[PROC_BASE+eax+0xB8] |
||
633 | stdcall destroy_app_space, eax |
||
634 | popad |
||
635 | |||
636 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
||
1 | ha | 637 | jne fpu_ok_1 |
638 | |||
203 | serge | 639 | mov [fpu_owner],1 |
640 | mov eax, [256+PROC_BASE+0x10] |
||
221 | serge | 641 | bt [cpu_caps], CAPS_SSE |
203 | serge | 642 | jnc .no_SSE |
643 | fxrstor [eax] |
||
644 | jmp fpu_ok_1 |
||
645 | .no_SSE: |
||
646 | fnclex |
||
647 | frstor [eax] |
||
648 | fpu_ok_1: |
||
649 | |||
1 | ha | 650 | mov [0xf400],byte 0 ; empty keyboard buffer |
651 | mov [0xf500],byte 0 ; empty button buffer |
||
652 | |||
653 | |||
92 | diamond | 654 | ; remove defined hotkeys |
655 | mov eax, hotkey_list |
||
656 | .loop: |
||
657 | cmp [eax+8], esi |
||
658 | jnz .cont |
||
659 | mov ecx, [eax] |
||
660 | jecxz @f |
||
661 | push dword [eax+12] |
||
662 | pop dword [ecx+12] |
||
663 | @@: |
||
664 | mov ecx, [eax+12] |
||
665 | push dword [eax] |
||
666 | pop dword [ecx] |
||
667 | xor ecx, ecx |
||
668 | mov [eax], ecx |
||
669 | mov [eax+4], ecx |
||
670 | mov [eax+8], ecx |
||
671 | mov [eax+12], ecx |
||
672 | .cont: |
||
673 | add eax, 16 |
||
674 | cmp eax, hotkey_list+256*16 |
||
675 | jb .loop |
||
676 | ; remove hotkeys in buffer |
||
677 | mov eax, hotkey_buffer |
||
678 | .loop2: |
||
679 | cmp [eax], esi |
||
680 | jnz .cont2 |
||
681 | and dword [eax+4], 0 |
||
682 | and dword [eax], 0 |
||
683 | .cont2: |
||
684 | add eax, 8 |
||
685 | cmp eax, hotkey_buffer+120*8 |
||
686 | jb .loop2 |
||
687 | |||
1 | ha | 688 | mov ecx,esi ; remove buttons |
689 | bnewba2: |
||
690 | mov edi,[0xfe88] |
||
691 | mov eax,edi |
||
692 | cld |
||
693 | movzx ebx,word [edi] |
||
694 | inc bx |
||
695 | bnewba: |
||
696 | dec bx |
||
697 | jz bnmba |
||
698 | add eax,0x10 |
||
699 | cmp cx,[eax] |
||
700 | jnz bnewba |
||
701 | pusha |
||
702 | mov ecx,ebx |
||
703 | inc ecx |
||
704 | shl ecx,4 |
||
705 | mov ebx,eax |
||
706 | add eax,0x10 |
||
707 | call memmove |
||
708 | dec dword [edi] |
||
709 | popa |
||
710 | jmp bnewba2 |
||
711 | bnmba: |
||
712 | |||
713 | pusha ; save window coordinates for window restoring |
||
714 | cld |
||
715 | shl esi,5 |
||
716 | add esi,window_data |
||
114 | mikedld | 717 | mov eax,[esi+WDATA.box.left] |
102 | poddubny | 718 | mov [dlx],eax |
114 | mikedld | 719 | add eax,[esi+WDATA.box.width] |
102 | poddubny | 720 | mov [dlxe],eax |
114 | mikedld | 721 | mov eax,[esi+WDATA.box.top] |
102 | poddubny | 722 | mov [dly],eax |
114 | mikedld | 723 | add eax,[esi+WDATA.box.height] |
102 | poddubny | 724 | mov [dlye],eax |
1 | ha | 725 | |
142 | diamond | 726 | xor eax, eax |
727 | mov [esi+WDATA.box.left],eax |
||
728 | mov [esi+WDATA.box.width],eax |
||
114 | mikedld | 729 | mov [esi+WDATA.box.top],eax |
142 | diamond | 730 | mov [esi+WDATA.box.height],eax |
115 | poddubny | 731 | mov [esi+WDATA.cl_workarea],eax |
732 | mov [esi+WDATA.cl_titlebar],eax |
||
733 | mov [esi+WDATA.cl_frames],eax |
||
734 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
||
102 | poddubny | 735 | lea edi, [esi-window_data+draw_data] |
1 | ha | 736 | mov ecx,32/4 |
737 | rep stosd |
||
738 | popa |
||
739 | |||
40 | halyavin | 740 | ; debuggee test |
741 | pushad |
||
742 | mov edi, esi |
||
743 | shl edi, 5 |
||
115 | poddubny | 744 | mov eax, [0x80000+edi*8+APPDATA.debugger_slot] |
40 | halyavin | 745 | test eax, eax |
746 | jz .nodebug |
||
747 | push 8 |
||
748 | pop ecx |
||
115 | poddubny | 749 | push dword [0x3000+edi+TASKDATA.pid] ; PID |
40 | halyavin | 750 | push 2 |
751 | call debugger_notify |
||
752 | pop ecx |
||
753 | pop ecx |
||
754 | .nodebug: |
||
755 | popad |
||
756 | |||
1 | ha | 757 | pusha ; at 0x80000+ |
758 | mov edi,esi |
||
759 | shl edi,8 |
||
760 | add edi,0x80000 |
||
761 | mov ecx,256/4 |
||
762 | xor eax, eax |
||
763 | rep stosd |
||
764 | popa |
||
765 | |||
766 | pusha ; name to spaces |
||
767 | mov edi,esi |
||
768 | shl edi,8 |
||
115 | poddubny | 769 | add edi,0x80000+APPDATA.app_name |
1 | ha | 770 | mov ecx,11 |
771 | mov eax,' ' |
||
772 | rep stosb |
||
773 | popa |
||
774 | |||
775 | |||
102 | poddubny | 776 | ; activate window |
777 | movzx eax, word [0xC000 + esi*2] |
||
778 | cmp eax, [0x3004] |
||
779 | jne .dont_activate |
||
780 | pushad |
||
781 | .check_next_window: |
||
782 | dec eax |
||
783 | cmp eax, 1 |
||
784 | jbe .nothing_to_activate |
||
785 | lea esi, [0xc400+eax*2] |
||
786 | movzx edi, word [esi] ; edi = process |
||
787 | shl edi, 5 |
||
115 | poddubny | 788 | cmp [0x3000 + edi + TASKDATA.state], byte 9 ; skip dead slots |
102 | poddubny | 789 | je .check_next_window |
790 | add edi, window_data |
||
154 | diamond | 791 | ; \begin{diamond}[19.09.2006] |
792 | ; skip minimized windows |
||
164 | serge | 793 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
794 | jnz .check_next_window |
||
154 | diamond | 795 | ; \end{diamond} |
102 | poddubny | 796 | call waredraw |
797 | .nothing_to_activate: |
||
798 | popad |
||
799 | .dont_activate: |
||
800 | |||
92 | diamond | 801 | push esi ; remove hd1 & cd & flp reservation |
802 | shl esi, 5 |
||
118 | diamond | 803 | mov esi, [esi+0x3000+TASKDATA.pid] |
92 | diamond | 804 | cmp [hd1_status], esi |
805 | jnz @f |
||
806 | mov [hd1_status], 0 |
||
807 | @@: |
||
808 | cmp [cd_status], esi |
||
809 | jnz @f |
||
810 | mov [cd_status], 0 |
||
811 | @@: |
||
812 | cmp [flp_status], esi |
||
813 | jnz @f |
||
814 | mov [flp_status], 0 |
||
815 | @@: |
||
816 | pop esi |
||
1 | ha | 817 | |
818 | pusha ; remove all irq reservations |
||
92 | diamond | 819 | mov eax,esi |
115 | poddubny | 820 | shl eax, 5 |
118 | diamond | 821 | mov eax,[eax+0x3000+TASKDATA.pid] |
1 | ha | 822 | mov edi,irq_owner |
823 | mov ecx,16 |
||
824 | newirqfree: |
||
92 | diamond | 825 | scasd |
1 | ha | 826 | jne nofreeirq |
92 | diamond | 827 | mov [edi-4],dword 0 |
1 | ha | 828 | nofreeirq: |
829 | loop newirqfree |
||
830 | popa |
||
831 | |||
832 | |||
833 | pusha ; remove all port reservations |
||
834 | mov edx,esi |
||
115 | poddubny | 835 | shl edx, 5 |
1 | ha | 836 | add edx,0x3000 |
115 | poddubny | 837 | mov edx,[edx+TASKDATA.pid] |
1 | ha | 838 | |
839 | rmpr0: |
||
840 | |||
841 | mov esi,[0x2d0000] |
||
842 | |||
843 | cmp esi,0 |
||
844 | je rmpr9 |
||
845 | |||
846 | rmpr3: |
||
847 | |||
848 | mov edi,esi |
||
849 | shl edi,4 |
||
850 | add edi,0x2d0000 |
||
851 | |||
852 | cmp edx,[edi] |
||
853 | je rmpr4 |
||
854 | |||
855 | dec esi |
||
856 | jnz rmpr3 |
||
857 | |||
858 | jmp rmpr9 |
||
859 | |||
860 | rmpr4: |
||
861 | |||
862 | mov ecx,256 |
||
863 | sub ecx,esi |
||
864 | shl ecx,4 |
||
865 | |||
866 | mov esi,edi |
||
867 | add esi,16 |
||
868 | cld |
||
869 | rep movsb |
||
870 | |||
871 | dec dword [0x2d0000] |
||
872 | |||
873 | jmp rmpr0 |
||
874 | |||
875 | rmpr9: |
||
876 | |||
877 | popa |
||
878 | mov edi,esi ; do not run this process slot |
||
6 | poddubny | 879 | shl edi, 5 |
115 | poddubny | 880 | mov [edi+0x3000 + TASKDATA.state],byte 9 |
40 | halyavin | 881 | ; debugger test - terminate all debuggees |
882 | mov eax, 2 |
||
115 | poddubny | 883 | mov ecx, 0x80000+2*0x100+APPDATA.debugger_slot |
40 | halyavin | 884 | .xd0: |
885 | cmp eax, [0x3004] |
||
886 | ja .xd1 |
||
887 | cmp dword [ecx], esi |
||
888 | jnz @f |
||
889 | and dword [ecx], 0 |
||
890 | pushad |
||
891 | xchg eax, ebx |
||
892 | mov eax, 2 |
||
893 | call sys_system |
||
894 | popad |
||
895 | @@: |
||
896 | inc eax |
||
897 | add ecx, 0x100 |
||
898 | jmp .xd0 |
||
899 | .xd1: |
||
1 | ha | 900 | ; call systest |
901 | sti ; .. and life goes on |
||
902 | |||
112 | poddubny | 903 | mov eax, [dlx] |
904 | mov ebx, [dly] |
||
905 | mov ecx, [dlxe] |
||
906 | mov edx, [dlye] |
||
1 | ha | 907 | call calculatescreen |
908 | xor eax, eax |
||
909 | xor esi, esi |
||
910 | call redrawscreen |
||
911 | |||
912 | mov [0xfff4],byte 0 ; no mouse background |
||
913 | mov [0xfff5],byte 0 ; draw mouse |
||
914 | |||
915 | mov [application_table_status],0 |
||
916 | mov esi,process_terminated |
||
917 | call sys_msg_board_str |
||
918 | |||
919 | ret |
||
920 | |||
921 | iglobal |
||
922 | boot_sched_1 db 'Building gdt tss pointer',0 |
||
8 | poddubny | 923 | boot_sched_2 db 'Building IDT table',0 |
1 | ha | 924 | endg |
925 | |||
926 | |||
927 | build_scheduler: |
||
928 | |||
929 | mov esi,boot_sched_1 |
||
930 | call boot_log |
||
931 | call build_process_gdt_tss_pointer |
||
932 | |||
8 | poddubny | 933 | mov esi,boot_sched_2 |
1 | ha | 934 | call boot_log |
935 | call build_interrupt_table |
||
936 | |||
937 | ret |
||
938 |