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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 | |
164 | serge | 103 | dd irq0 , irq_serv.irq_1, p_irq2 ,irq_serv.irq_3 |
104 | dd p_irq4 ,irq_serv.irq_5,p_irq6,irq_serv.irq_7 |
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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 | ;;;;;;;;;;;;;;;;;;;;;;; |
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196 | ;; FPU ERROR HANDLER ;; |
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197 | ;;;;;;;;;;;;;;;;;;;;;;; |
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198 | |||
199 | align 4 |
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8 | poddubny | 200 | e7: |
40 | halyavin | 201 | save_ring3_context |
6 | poddubny | 202 | clts |
164 | serge | 203 | mov ax, os_data |
204 | mov ds, ax |
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205 | mov es, ax |
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206 | |||
207 | mov ebx, [fpu_owner] |
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208 | cmp ebx, [CURRENT_TASK] |
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209 | je .exit |
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210 | |||
211 | shl ebx, 8 |
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212 | mov eax, [ebx+PROC_BASE+APPDATA.fpu_state] |
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213 | bt [cpu_caps], CAPS_FXSR |
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214 | jnc .no_SSE |
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215 | |||
216 | fxsave [eax] |
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217 | mov ebx, [CURRENT_TASK] |
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218 | mov [fpu_owner], ebx |
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219 | shl ebx, 8 |
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220 | cmp dword [ebx+PROC_BASE+APPDATA.fpu_init], 0 |
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221 | je .init |
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222 | mov eax, [ebx+PROC_BASE+APPDATA.fpu_state] |
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223 | fxrstor [eax] |
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40 | halyavin | 224 | restore_ring3_context |
6 | poddubny | 225 | iret |
170 | serge | 226 | |
164 | serge | 227 | .no_SSE: |
228 | fnsave [eax] |
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229 | mov ebx, [CURRENT_TASK] |
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230 | mov [fpu_owner], ebx |
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231 | shl ebx, 8 |
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232 | cmp dword [ebx+PROC_BASE+APPDATA.fpu_init], 0 |
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170 | serge | 233 | je .ready |
164 | serge | 234 | |
235 | mov eax, [ebx+PROC_BASE+APPDATA.fpu_state] |
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236 | frstor [eax] |
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237 | restore_ring3_context |
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238 | iret |
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239 | |||
170 | serge | 240 | .init: |
241 | fninit ;нам не нужны немаскированные исключения |
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242 | .ready: |
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243 | mov dword [ebx+PROC_BASE+APPDATA.fpu_init], 1 |
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244 | .exit: |
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245 | restore_ring3_context |
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246 | iret |
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247 | |||
6 | poddubny | 248 | iglobal |
164 | serge | 249 | fpu_owner dd 1 |
250 | endg |
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1 | ha | 251 | |
252 | |||
253 | writehex: |
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254 | pusha |
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164 | serge | 255 | |
8 | poddubny | 256 | mov edi, [write_error_to] |
257 | mov esi, 8 |
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258 | @@: |
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259 | mov ecx, eax |
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260 | and ecx, 0xf |
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1 | ha | 261 | |
8 | poddubny | 262 | mov cl,[ecx+hexletters] |
1 | ha | 263 | mov [edi],cl |
8 | poddubny | 264 | dec edi |
1 | ha | 265 | |
8 | poddubny | 266 | shr eax,4 |
1 | ha | 267 | dec esi |
8 | poddubny | 268 | jnz @b |
1 | ha | 269 | |
270 | popa |
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271 | ret |
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272 | |||
273 | iglobal |
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274 | hexletters db '0123456789ABCDEF' |
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275 | |||
276 | error_interrupt dd -1 |
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277 | |||
278 | process_error db 'K : Process - forced terminate INT: 00000000',13,10,0 |
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279 | process_pid db 'K : Process - forced terminate PID: 00000000',13,10,0 |
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280 | process_eip db 'K : Process - forced terminate EIP: 00000000',13,10,0 |
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281 | system_error db 'K : Kernel error',13,10,0 |
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282 | endg |
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283 | |||
284 | uglobal |
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285 | write_error_to dd 0x0 |
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286 | endg |
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287 | |||
288 | show_error_parameters: |
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164 | serge | 289 | |
1 | ha | 290 | mov [write_error_to],process_pid+43 |
291 | mov eax,[0x3000] |
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292 | shl eax, 5 |
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115 | poddubny | 293 | mov eax,[0x3000+TASKDATA.pid+eax] |
1 | ha | 294 | call writehex |
164 | serge | 295 | |
1 | ha | 296 | mov [write_error_to],process_error+43 |
297 | mov eax,[error_interrupt] |
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298 | call writehex |
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16 | poddubny | 299 | |
300 | cmp dword [esp+4+4], os_code ; CS |
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301 | jnz @f |
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10 | poddubny | 302 | mov esi,system_error |
303 | call sys_msg_board_str |
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304 | @@: |
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16 | poddubny | 305 | mov eax, [esp+4] ; EIP |
10 | poddubny | 306 | |
1 | ha | 307 | mov [write_error_to],process_eip+43 |
308 | call writehex |
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309 | |||
310 | mov esi,process_error |
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311 | call sys_msg_board_str |
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312 | |||
313 | mov esi,process_pid |
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314 | call sys_msg_board_str |
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315 | |||
316 | mov esi,process_eip |
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317 | call sys_msg_board_str |
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318 | |||
319 | ret |
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320 | |||
321 | |||
322 | |||
6 | poddubny | 323 | ; irq1 -> hid/keyboard.inc |
1 | ha | 324 | |
325 | |||
10 | poddubny | 326 | macro irqh [num] |
8 | poddubny | 327 | { |
328 | forward |
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329 | p_irq#num : |
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40 | halyavin | 330 | save_ring3_context |
8 | poddubny | 331 | mov edi, num |
332 | jmp irq_c |
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333 | } |
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1 | ha | 334 | |
160 | diamond | 335 | irqh 2,5,7,8,9,10,11 |
1 | ha | 336 | |
8 | poddubny | 337 | irq_c: |
338 | mov ax, os_data |
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339 | mov ds, ax |
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340 | mov es, ax |
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1 | ha | 341 | call irqhandler |
40 | halyavin | 342 | restore_ring3_context |
8 | poddubny | 343 | iret |
11 | poddubny | 344 | |
345 | p_irq6: |
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40 | halyavin | 346 | save_ring3_context |
11 | poddubny | 347 | mov ax, os_data |
348 | mov ds, ax |
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349 | mov es, ax |
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350 | call fdc_irq |
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33 | mario79 | 351 | call ready_for_next_irq |
40 | halyavin | 352 | restore_ring3_context |
33 | mario79 | 353 | iret |
15 | poddubny | 354 | |
33 | mario79 | 355 | p_irq3: |
40 | halyavin | 356 | save_ring3_context |
33 | mario79 | 357 | mov ax, os_data |
358 | mov ds, ax |
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359 | mov es, ax |
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58 | mario79 | 360 | cmp [com2_mouse_detected],0 |
361 | je old_irq3_handler |
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33 | mario79 | 362 | call check_mouse_data_com2 |
58 | mario79 | 363 | jmp p_irq3_1 |
364 | old_irq3_handler: |
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365 | mov edi,3 |
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366 | call irqhandler |
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164 | serge | 367 | p_irq3_1: |
40 | halyavin | 368 | restore_ring3_context |
33 | mario79 | 369 | iret |
15 | poddubny | 370 | |
33 | mario79 | 371 | p_irq4: |
40 | halyavin | 372 | save_ring3_context |
33 | mario79 | 373 | mov ax, os_data |
374 | mov ds, ax |
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375 | mov es, ax |
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58 | mario79 | 376 | cmp [com1_mouse_detected],0 |
377 | je old_irq4_handler |
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33 | mario79 | 378 | call check_mouse_data_com1 |
58 | mario79 | 379 | jmp p_irq4_1 |
380 | old_irq4_handler: |
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381 | mov edi,4 |
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382 | call irqhandler |
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164 | serge | 383 | p_irq4_1: |
40 | halyavin | 384 | restore_ring3_context |
11 | poddubny | 385 | iret |
386 | |||
33 | mario79 | 387 | p_irq12: |
40 | halyavin | 388 | save_ring3_context |
33 | mario79 | 389 | mov ax, os_data |
390 | mov ds, ax |
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391 | mov es, ax |
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392 | call check_mouse_data_ps2 |
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40 | halyavin | 393 | restore_ring3_context |
33 | mario79 | 394 | iret |
395 | |||
160 | diamond | 396 | p_irq14: |
397 | save_ring3_context |
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398 | mov ax, os_data |
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399 | mov ds, ax |
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400 | mov es, ax |
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401 | call [irq14_func] |
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402 | call ready_for_next_irq_1 |
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403 | restore_ring3_context |
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404 | iret |
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405 | p_irq15: |
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406 | save_ring3_context |
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407 | mov ax, os_data |
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408 | mov ds, ax |
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409 | mov es, ax |
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410 | call [irq15_func] |
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411 | call ready_for_next_irq_1 |
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412 | restore_ring3_context |
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413 | iret |
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414 | |||
33 | mario79 | 415 | ready_for_next_irq: |
416 | mov [check_idle_semaphore],5 |
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417 | mov al, 0x20 |
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418 | out 0x20, al |
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419 | ret |
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420 | |||
421 | ready_for_next_irq_1: |
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422 | mov [check_idle_semaphore],5 |
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423 | mov al, 0x20 |
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424 | out 0xa0,al |
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425 | out 0x20, al |
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426 | ret |
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427 | |||
6 | poddubny | 428 | irqD: |
40 | halyavin | 429 | save_ring3_context |
8 | poddubny | 430 | mov ax, os_data |
431 | mov ds, ax |
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432 | mov es, ax |
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164 | serge | 433 | |
6 | poddubny | 434 | mov dx,0xf0 |
435 | mov al,0 |
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436 | out dx,al |
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1 | ha | 437 | |
6 | poddubny | 438 | mov dx,0xa0 |
439 | mov al,0x20 |
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440 | out dx,al |
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441 | mov dx,0x20 |
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40 | halyavin | 442 | out dx,al |
443 | |||
444 | restore_ring3_context |
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164 | serge | 445 | |
8 | poddubny | 446 | iret |
1 | ha | 447 | |
448 | |||
449 | irqhandler: |
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450 | |||
451 | push edi |
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452 | |||
453 | mov esi,edi ; 1 |
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454 | shl esi,6 ; 1 |
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455 | add esi,irq00read ; 1 |
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456 | shl edi,12 ; 1 |
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457 | add edi,0x2E0000 |
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75 | diamond | 458 | mov ecx,16 |
1 | ha | 459 | |
460 | mov [check_idle_semaphore],5 |
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461 | |||
462 | irqnewread: |
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75 | diamond | 463 | dec ecx |
464 | js irqover |
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1 | ha | 465 | |
466 | mov dx,[esi] ; 2+ |
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467 | |||
468 | cmp dx,0 ; 1 |
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469 | jz irqover |
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470 | cmp [esi+3],byte 1 ; 2 ; byte read |
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471 | jne noirqbyte ; 4-11 |
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472 | |||
473 | in al,dx |
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474 | |||
475 | mov edx,[edi] |
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476 | cmp edx,4000 |
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477 | je irqfull |
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478 | mov ebx,edi |
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479 | add ebx,0x10 |
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480 | add ebx,edx |
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481 | mov [ebx],al |
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482 | inc edx |
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483 | mov [edi],edx |
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484 | |||
485 | add esi,4 |
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486 | jmp irqnewread |
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487 | |||
488 | noirqbyte: |
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489 | |||
490 | |||
491 | cmp [esi+3],byte 2 ; word read |
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492 | jne noirqword |
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493 | |||
494 | in ax,dx |
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495 | |||
496 | mov edx,[edi] |
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497 | cmp edx,4000 |
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498 | je irqfull |
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499 | mov ebx,edi |
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500 | add ebx,0x10 |
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501 | add ebx,edx |
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502 | mov [ebx],ax |
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503 | add edx,2 |
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504 | mov [edi],edx |
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505 | add esi,4 |
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506 | jmp irqnewread |
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507 | |||
508 | noirqword: |
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509 | irqfull: |
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510 | irqover: |
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511 | |||
512 | mov al,0x20 ; ready for next irq |
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513 | out 0x20,al |
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514 | |||
515 | pop ebx |
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516 | cmp ebx,7 |
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517 | jbe noa0 |
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518 | out 0xa0,al |
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519 | noa0: |
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520 | |||
521 | ret |
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522 | |||
523 | |||
524 | |||
525 | set_application_table_status: |
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526 | push eax |
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527 | |||
528 | mov eax,[0x3000] |
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529 | shl eax, 5 |
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115 | poddubny | 530 | add eax,0x3000+TASKDATA.pid |
1 | ha | 531 | mov eax,[eax] |
532 | |||
533 | mov [application_table_status],eax |
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534 | |||
535 | pop eax |
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536 | |||
537 | ret |
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538 | |||
539 | |||
540 | clear_application_table_status: |
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541 | push eax |
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542 | |||
543 | mov eax,[0x3000] |
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544 | shl eax, 5 |
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115 | poddubny | 545 | add eax,0x3000+TASKDATA.pid |
1 | ha | 546 | mov eax,[eax] |
547 | |||
548 | cmp eax,[application_table_status] |
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549 | jne apptsl1 |
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550 | mov [application_table_status],0 |
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551 | apptsl1: |
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552 | |||
553 | pop eax |
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554 | |||
555 | ret |
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556 | |||
557 | |||
558 | |||
559 | sys_resize_app_memory: |
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560 | ; eax = 1 - resize |
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561 | ; ebx = new amount of memory |
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562 | |||
563 | cmp eax,1 |
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4 | poddubny | 564 | jne .no_application_mem_resize |
1 | ha | 565 | |
164 | serge | 566 | stdcall new_mem_resize, ebx |
567 | mov [esp+36], eax |
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568 | ret |
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1 | ha | 569 | |
164 | serge | 570 | .no_application_mem_resize: |
1 | ha | 571 | ret |
572 | |||
573 | |||
574 | |||
575 | get_app_params: |
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576 | |||
577 | push eax |
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578 | |||
579 | cmp [0x90000+6],word '00' |
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580 | jne no_00_header |
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581 | |||
582 | mov eax,[0x90000+12] |
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583 | mov [app_start],eax |
||
584 | mov eax,[0x90000+16] |
||
585 | mov [app_i_end],eax |
||
586 | mov eax,[0x90000+20] |
||
587 | mov [app_mem],eax |
||
133 | diamond | 588 | ; \begin{diamond}[20.08.2006] |
589 | ; sanity check (functions 19,58 load app_i_end bytes and that must |
||
590 | ; fit in allocated memory to prevent kernel faults) |
||
591 | cmp eax,[app_i_end] |
||
592 | jb no_01_header |
||
593 | ; \end{diamond}[20.08.2006] |
||
1 | ha | 594 | shr eax,1 |
595 | sub eax,0x10 |
||
596 | mov [app_esp],eax |
||
597 | mov eax,[0x90000+24] |
||
598 | mov [app_i_param],eax |
||
599 | mov [app_i_icon],dword 0 |
||
600 | |||
601 | pop eax |
||
133 | diamond | 602 | clc |
1 | ha | 603 | ret |
604 | |||
605 | no_00_header: |
||
606 | |||
607 | |||
608 | cmp [0x90000+6],word '01' |
||
609 | jne no_01_header |
||
610 | |||
611 | mov eax,[0x90000+12] |
||
612 | mov [app_start],eax |
||
613 | mov eax,[0x90000+16] |
||
614 | mov [app_i_end],eax |
||
615 | mov eax,[0x90000+20] |
||
616 | mov [app_mem],eax |
||
133 | diamond | 617 | ; \begin{diamond}[20.08.2006] |
618 | cmp eax,[app_i_end] |
||
619 | jb no_01_header |
||
620 | ; \end{diamond}[20.08.2006] |
||
1 | ha | 621 | mov eax,[0x90000+24] |
622 | mov [app_esp],eax |
||
623 | mov eax,[0x90000+28] |
||
624 | mov [app_i_param],eax |
||
625 | mov eax,[0x90000+32] |
||
626 | mov [app_i_icon],eax |
||
627 | |||
628 | pop eax |
||
133 | diamond | 629 | clc |
1 | ha | 630 | ret |
631 | |||
632 | no_01_header: |
||
633 | |||
634 | pop eax |
||
133 | diamond | 635 | stc |
1 | ha | 636 | ret |
637 | |||
638 | |||
639 | uglobal |
||
640 | new_process_place dd 0x0 |
||
641 | app_start dd 0x0 |
||
642 | app_i_end dd 0x0 |
||
643 | app_mem dd 0x0 |
||
644 | app_esp dd 0x0 |
||
645 | app_i_param dd 0x0 |
||
646 | app_i_icon dd 0x0 |
||
164 | serge | 647 | ; app_mem_pos dd 0x0 |
5 | halyavin | 648 | appl_path dd 0x0 |
164 | serge | 649 | appl_path_size dd 0x0 |
1 | ha | 650 | endg |
651 | |||
652 | |||
653 | sys_threads: |
||
654 | |||
655 | ; eax=1 create thread |
||
656 | ; |
||
657 | ; ebx=thread start |
||
658 | ; ecx=thread stack value |
||
659 | ; |
||
660 | ; on return : eax = pid |
||
661 | jmp new_sys_threads |
||
662 | |||
663 | iglobal |
||
664 | process_terminating db 'K : Process - terminating',13,10,0 |
||
665 | process_terminated db 'K : Process - done',13,10,0 |
||
666 | endg |
||
667 | |||
668 | |||
669 | terminate: ; terminate application |
||
670 | push esi |
||
671 | mov esi,process_terminating |
||
672 | call sys_msg_board_str |
||
673 | pop esi |
||
674 | |||
40 | halyavin | 675 | @@: |
1 | ha | 676 | cli |
677 | cmp [application_table_status],0 |
||
678 | je term9 |
||
679 | sti |
||
680 | call change_task |
||
40 | halyavin | 681 | jmp @b |
1 | ha | 682 | term9: |
683 | |||
684 | call set_application_table_status |
||
164 | serge | 685 | |
1 | ha | 686 | mov eax,esi |
687 | |||
164 | serge | 688 | pushad |
689 | shl eax,8 |
||
690 | mov eax,[PROC_BASE+eax+0xB8] |
||
691 | stdcall destroy_app_space, eax |
||
692 | popad |
||
693 | |||
694 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
||
1 | ha | 695 | jne fpu_ok_1 |
164 | serge | 696 | mov [fpu_owner],1 |
1 | ha | 697 | fpu_ok_1: |
698 | |||
699 | mov [0xf400],byte 0 ; empty keyboard buffer |
||
700 | mov [0xf500],byte 0 ; empty button buffer |
||
701 | |||
702 | |||
92 | diamond | 703 | ; remove defined hotkeys |
704 | mov eax, hotkey_list |
||
705 | .loop: |
||
706 | cmp [eax+8], esi |
||
707 | jnz .cont |
||
708 | mov ecx, [eax] |
||
709 | jecxz @f |
||
710 | push dword [eax+12] |
||
711 | pop dword [ecx+12] |
||
712 | @@: |
||
713 | mov ecx, [eax+12] |
||
714 | push dword [eax] |
||
715 | pop dword [ecx] |
||
716 | xor ecx, ecx |
||
717 | mov [eax], ecx |
||
718 | mov [eax+4], ecx |
||
719 | mov [eax+8], ecx |
||
720 | mov [eax+12], ecx |
||
721 | .cont: |
||
722 | add eax, 16 |
||
723 | cmp eax, hotkey_list+256*16 |
||
724 | jb .loop |
||
725 | ; remove hotkeys in buffer |
||
726 | mov eax, hotkey_buffer |
||
727 | .loop2: |
||
728 | cmp [eax], esi |
||
729 | jnz .cont2 |
||
730 | and dword [eax+4], 0 |
||
731 | and dword [eax], 0 |
||
732 | .cont2: |
||
733 | add eax, 8 |
||
734 | cmp eax, hotkey_buffer+120*8 |
||
735 | jb .loop2 |
||
736 | |||
1 | ha | 737 | mov ecx,esi ; remove buttons |
738 | bnewba2: |
||
739 | mov edi,[0xfe88] |
||
740 | mov eax,edi |
||
741 | cld |
||
742 | movzx ebx,word [edi] |
||
743 | inc bx |
||
744 | bnewba: |
||
745 | dec bx |
||
746 | jz bnmba |
||
747 | add eax,0x10 |
||
748 | cmp cx,[eax] |
||
749 | jnz bnewba |
||
750 | pusha |
||
751 | mov ecx,ebx |
||
752 | inc ecx |
||
753 | shl ecx,4 |
||
754 | mov ebx,eax |
||
755 | add eax,0x10 |
||
756 | call memmove |
||
757 | dec dword [edi] |
||
758 | popa |
||
759 | jmp bnewba2 |
||
760 | bnmba: |
||
761 | |||
762 | pusha ; save window coordinates for window restoring |
||
763 | cld |
||
764 | shl esi,5 |
||
765 | add esi,window_data |
||
114 | mikedld | 766 | mov eax,[esi+WDATA.box.left] |
102 | poddubny | 767 | mov [dlx],eax |
114 | mikedld | 768 | add eax,[esi+WDATA.box.width] |
102 | poddubny | 769 | mov [dlxe],eax |
114 | mikedld | 770 | mov eax,[esi+WDATA.box.top] |
102 | poddubny | 771 | mov [dly],eax |
114 | mikedld | 772 | add eax,[esi+WDATA.box.height] |
102 | poddubny | 773 | mov [dlye],eax |
1 | ha | 774 | |
142 | diamond | 775 | xor eax, eax |
776 | mov [esi+WDATA.box.left],eax |
||
777 | mov [esi+WDATA.box.width],eax |
||
114 | mikedld | 778 | mov [esi+WDATA.box.top],eax |
142 | diamond | 779 | mov [esi+WDATA.box.height],eax |
115 | poddubny | 780 | mov [esi+WDATA.cl_workarea],eax |
781 | mov [esi+WDATA.cl_titlebar],eax |
||
782 | mov [esi+WDATA.cl_frames],eax |
||
783 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
||
102 | poddubny | 784 | lea edi, [esi-window_data+draw_data] |
1 | ha | 785 | mov ecx,32/4 |
786 | rep stosd |
||
787 | popa |
||
788 | |||
40 | halyavin | 789 | ; debuggee test |
790 | pushad |
||
791 | mov edi, esi |
||
792 | shl edi, 5 |
||
115 | poddubny | 793 | mov eax, [0x80000+edi*8+APPDATA.debugger_slot] |
40 | halyavin | 794 | test eax, eax |
795 | jz .nodebug |
||
796 | push 8 |
||
797 | pop ecx |
||
115 | poddubny | 798 | push dword [0x3000+edi+TASKDATA.pid] ; PID |
40 | halyavin | 799 | push 2 |
800 | call debugger_notify |
||
801 | pop ecx |
||
802 | pop ecx |
||
803 | .nodebug: |
||
804 | popad |
||
805 | |||
1 | ha | 806 | pusha ; at 0x80000+ |
807 | mov edi,esi |
||
808 | shl edi,8 |
||
809 | add edi,0x80000 |
||
810 | mov ecx,256/4 |
||
811 | xor eax, eax |
||
812 | rep stosd |
||
813 | popa |
||
814 | |||
815 | pusha ; name to spaces |
||
816 | mov edi,esi |
||
817 | shl edi,8 |
||
115 | poddubny | 818 | add edi,0x80000+APPDATA.app_name |
1 | ha | 819 | mov ecx,11 |
820 | mov eax,' ' |
||
821 | rep stosb |
||
822 | popa |
||
823 | |||
824 | |||
102 | poddubny | 825 | ; activate window |
826 | movzx eax, word [0xC000 + esi*2] |
||
827 | cmp eax, [0x3004] |
||
828 | jne .dont_activate |
||
829 | pushad |
||
830 | .check_next_window: |
||
831 | dec eax |
||
832 | cmp eax, 1 |
||
833 | jbe .nothing_to_activate |
||
834 | lea esi, [0xc400+eax*2] |
||
835 | movzx edi, word [esi] ; edi = process |
||
836 | shl edi, 5 |
||
115 | poddubny | 837 | cmp [0x3000 + edi + TASKDATA.state], byte 9 ; skip dead slots |
102 | poddubny | 838 | je .check_next_window |
839 | add edi, window_data |
||
154 | diamond | 840 | ; \begin{diamond}[19.09.2006] |
841 | ; skip minimized windows |
||
164 | serge | 842 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
843 | jnz .check_next_window |
||
154 | diamond | 844 | ; \end{diamond} |
102 | poddubny | 845 | call waredraw |
846 | .nothing_to_activate: |
||
847 | popad |
||
848 | .dont_activate: |
||
849 | |||
92 | diamond | 850 | push esi ; remove hd1 & cd & flp reservation |
851 | shl esi, 5 |
||
118 | diamond | 852 | mov esi, [esi+0x3000+TASKDATA.pid] |
92 | diamond | 853 | cmp [hd1_status], esi |
854 | jnz @f |
||
855 | mov [hd1_status], 0 |
||
856 | @@: |
||
857 | cmp [cd_status], esi |
||
858 | jnz @f |
||
859 | mov [cd_status], 0 |
||
860 | @@: |
||
861 | cmp [flp_status], esi |
||
862 | jnz @f |
||
863 | mov [flp_status], 0 |
||
864 | @@: |
||
865 | pop esi |
||
1 | ha | 866 | |
867 | pusha ; remove all irq reservations |
||
92 | diamond | 868 | mov eax,esi |
115 | poddubny | 869 | shl eax, 5 |
118 | diamond | 870 | mov eax,[eax+0x3000+TASKDATA.pid] |
1 | ha | 871 | mov edi,irq_owner |
872 | mov ecx,16 |
||
873 | newirqfree: |
||
92 | diamond | 874 | scasd |
1 | ha | 875 | jne nofreeirq |
92 | diamond | 876 | mov [edi-4],dword 0 |
1 | ha | 877 | nofreeirq: |
878 | loop newirqfree |
||
879 | popa |
||
880 | |||
881 | |||
882 | pusha ; remove all port reservations |
||
883 | mov edx,esi |
||
115 | poddubny | 884 | shl edx, 5 |
1 | ha | 885 | add edx,0x3000 |
115 | poddubny | 886 | mov edx,[edx+TASKDATA.pid] |
1 | ha | 887 | |
888 | rmpr0: |
||
889 | |||
890 | mov esi,[0x2d0000] |
||
891 | |||
892 | cmp esi,0 |
||
893 | je rmpr9 |
||
894 | |||
895 | rmpr3: |
||
896 | |||
897 | mov edi,esi |
||
898 | shl edi,4 |
||
899 | add edi,0x2d0000 |
||
900 | |||
901 | cmp edx,[edi] |
||
902 | je rmpr4 |
||
903 | |||
904 | dec esi |
||
905 | jnz rmpr3 |
||
906 | |||
907 | jmp rmpr9 |
||
908 | |||
909 | rmpr4: |
||
910 | |||
911 | mov ecx,256 |
||
912 | sub ecx,esi |
||
913 | shl ecx,4 |
||
914 | |||
915 | mov esi,edi |
||
916 | add esi,16 |
||
917 | cld |
||
918 | rep movsb |
||
919 | |||
920 | dec dword [0x2d0000] |
||
921 | |||
922 | jmp rmpr0 |
||
923 | |||
924 | rmpr9: |
||
925 | |||
926 | popa |
||
927 | mov edi,esi ; do not run this process slot |
||
6 | poddubny | 928 | shl edi, 5 |
115 | poddubny | 929 | mov [edi+0x3000 + TASKDATA.state],byte 9 |
40 | halyavin | 930 | ; debugger test - terminate all debuggees |
931 | mov eax, 2 |
||
115 | poddubny | 932 | mov ecx, 0x80000+2*0x100+APPDATA.debugger_slot |
40 | halyavin | 933 | .xd0: |
934 | cmp eax, [0x3004] |
||
935 | ja .xd1 |
||
936 | cmp dword [ecx], esi |
||
937 | jnz @f |
||
938 | and dword [ecx], 0 |
||
939 | pushad |
||
940 | xchg eax, ebx |
||
941 | mov eax, 2 |
||
942 | call sys_system |
||
943 | popad |
||
944 | @@: |
||
945 | inc eax |
||
946 | add ecx, 0x100 |
||
947 | jmp .xd0 |
||
948 | .xd1: |
||
1 | ha | 949 | ; call systest |
950 | sti ; .. and life goes on |
||
951 | |||
112 | poddubny | 952 | mov eax, [dlx] |
953 | mov ebx, [dly] |
||
954 | mov ecx, [dlxe] |
||
955 | mov edx, [dlye] |
||
1 | ha | 956 | call calculatescreen |
957 | xor eax, eax |
||
958 | xor esi, esi |
||
959 | call redrawscreen |
||
960 | |||
961 | mov [0xfff4],byte 0 ; no mouse background |
||
962 | mov [0xfff5],byte 0 ; draw mouse |
||
963 | |||
964 | mov [application_table_status],0 |
||
965 | mov esi,process_terminated |
||
966 | call sys_msg_board_str |
||
967 | |||
968 | ret |
||
969 | |||
970 | iglobal |
||
971 | boot_sched_1 db 'Building gdt tss pointer',0 |
||
8 | poddubny | 972 | boot_sched_2 db 'Building IDT table',0 |
1 | ha | 973 | endg |
974 | |||
975 | |||
976 | build_scheduler: |
||
977 | |||
978 | mov esi,boot_sched_1 |
||
979 | call boot_log |
||
980 | call build_process_gdt_tss_pointer |
||
981 | |||
8 | poddubny | 982 | mov esi,boot_sched_2 |
1 | ha | 983 | call boot_log |
984 | call build_interrupt_table |
||
985 | |||
986 | ret |
||
987 |