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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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13 | |||
14 | build_process_gdt_tss_pointer: |
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15 | |||
16 | mov ecx,tss_data |
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17 | mov edi,0 |
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18 | setgdtl2: |
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19 | mov [edi+gdts+ tss0 +0], word tss_step |
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20 | mov [edi+gdts+ tss0 +2], cx |
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21 | mov eax,ecx |
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22 | shr eax,16 |
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23 | mov [edi+gdts+ tss0 +4], al |
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24 | mov [edi+gdts+ tss0 +7], ah |
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25 | mov [edi+gdts+ tss0 +5], word 01010000b *256 +11101001b |
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26 | add ecx,tss_step |
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27 | add edi,8 |
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28 | cmp edi,8*(max_processes+5) |
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29 | jbe setgdtl2 |
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30 | |||
31 | ret |
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32 | |||
33 | build_interrupt_table: |
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34 | |||
6 | poddubny | 35 | mov edi, idts+8 |
36 | mov esi, sys_int |
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8 | poddubny | 37 | mov ecx, 0x40 |
6 | poddubny | 38 | @@: |
39 | mov eax, [esi] |
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40 | mov [edi], ax ; lower part of offset |
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41 | mov [edi+2], word os_code ; segment selector |
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42 | shr eax, 16 |
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43 | mov [edi+4], word 10001110b shl 8 ; interrupt descriptor |
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44 | mov [edi+6], ax |
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45 | add esi, 4 |
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46 | add edi, 8 |
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47 | dec ecx |
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48 | jnz @b |
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164 | serge | 49 | |
8 | poddubny | 50 | ;mov edi,8*0x40+idts+8 |
3 | halyavin | 51 | mov [edi + 0], word (i40 and ((1 shl 16)-1)) |
52 | mov [edi + 2], word os_code |
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53 | mov [edi + 4], word 11101110b*256 |
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9 | halyavin | 54 | mov [edi + 6], word (i40 shr 16) |
1 | ha | 55 | |
56 | ret |
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57 | |||
58 | iglobal |
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59 | sys_int: |
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164 | serge | 60 | dd e0,debug_exc,e2,e3 |
61 | dd e4,e5,e6,e7 |
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62 | dd e8,e9,e10,e11 |
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63 | dd e12,e13,page_fault_handler,e15 |
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64 | |||
168 | serge | 65 | dd except_16, e17,e18, except_19 |
66 | times 12 dd unknown_interrupt |
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1 | ha | 67 | |
221 | serge | 68 | dd irq0 , irq_serv.irq_1, p_irq2 , p_irq3 ;irq_serv.irq_3 |
164 | serge | 69 | dd p_irq4 ,irq_serv.irq_5,p_irq6,irq_serv.irq_7 |
70 | dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10 |
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71 | dd irq_serv.irq_11,p_irq12,irqD ,p_irq14,p_irq15 |
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1 | ha | 72 | |
73 | times 16 dd unknown_interrupt |
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74 | |||
75 | dd i40 |
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76 | endg |
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77 | |||
40 | halyavin | 78 | macro save_ring3_context |
79 | { |
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58 | mario79 | 80 | push ds es |
81 | pushad |
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40 | halyavin | 82 | } |
83 | macro restore_ring3_context |
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84 | { |
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58 | mario79 | 85 | popad |
86 | pop es ds |
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40 | halyavin | 87 | } |
88 | |||
8 | poddubny | 89 | ; simply return control to interrupted process |
90 | unknown_interrupt: |
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91 | iret |
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1 | ha | 92 | |
22 | poddubny | 93 | macro exc_wo_code [num] |
8 | poddubny | 94 | { |
95 | forward |
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96 | e#num : |
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40 | halyavin | 97 | save_ring3_context |
20 | mario79 | 98 | mov bl, num |
99 | jmp exc_c |
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8 | poddubny | 100 | } |
1 | ha | 101 | |
22 | poddubny | 102 | macro exc_w_code [num] |
103 | { |
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104 | forward |
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105 | e#num : |
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106 | add esp, 4 |
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40 | halyavin | 107 | save_ring3_context |
22 | poddubny | 108 | mov bl, num |
109 | jmp exc_c |
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110 | } |
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111 | |||
168 | serge | 112 | exc_wo_code 0, 1, 2, 3, 4, 5, 6, 9, 15, 18 |
22 | poddubny | 113 | exc_w_code 8, 10, 11, 12, 13, 14, 17 |
114 | |||
8 | poddubny | 115 | exc_c: |
6 | poddubny | 116 | mov ax, os_data |
117 | mov ds, ax |
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118 | mov es, ax |
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1 | ha | 119 | |
40 | halyavin | 120 | ; test if debugging |
121 | cli |
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379 | serge | 122 | mov eax, [CURRENT_TASK] |
40 | halyavin | 123 | shl eax, 8 |
380 | serge | 124 | mov eax, [SLOT_BASE+eax+APPDATA.debugger_slot] |
40 | halyavin | 125 | test eax, eax |
126 | jnz .debug |
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127 | sti |
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128 | ; not debuggee => say error and terminate |
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129 | add esp, 28h |
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164 | serge | 130 | movzx eax, bl |
8 | poddubny | 131 | mov [error_interrupt], eax |
1 | ha | 132 | call show_error_parameters |
164 | serge | 133 | |
379 | serge | 134 | mov edx, [TASK_BASE] |
115 | poddubny | 135 | mov [edx + TASKDATA.state], byte 4 |
164 | serge | 136 | |
1 | ha | 137 | jmp change_task |
138 | |||
40 | halyavin | 139 | .debug: |
140 | ; we are debugged process, notify debugger and suspend ourself |
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141 | ; eax=debugger PID |
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113 | diamond | 142 | cld |
40 | halyavin | 143 | movzx ecx, bl |
144 | push ecx |
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379 | serge | 145 | mov ecx, [TASK_BASE] |
115 | poddubny | 146 | push dword [ecx+TASKDATA.pid] ; PID of current process |
40 | halyavin | 147 | push 12 |
148 | pop ecx |
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58 | mario79 | 149 | push 1 ; 1=exception |
40 | halyavin | 150 | call debugger_notify |
151 | pop ecx |
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152 | pop ecx |
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153 | pop ecx |
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379 | serge | 154 | mov edx, [TASK_BASE] |
115 | poddubny | 155 | mov byte [edx+TASKDATA.state], 1 ; suspended |
40 | halyavin | 156 | call change_task |
157 | restore_ring3_context |
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158 | iretd |
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1 | ha | 159 | |
160 | writehex: |
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161 | pusha |
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164 | serge | 162 | |
8 | poddubny | 163 | mov edi, [write_error_to] |
164 | mov esi, 8 |
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165 | @@: |
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166 | mov ecx, eax |
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167 | and ecx, 0xf |
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1 | ha | 168 | |
8 | poddubny | 169 | mov cl,[ecx+hexletters] |
1 | ha | 170 | mov [edi],cl |
8 | poddubny | 171 | dec edi |
1 | ha | 172 | |
8 | poddubny | 173 | shr eax,4 |
1 | ha | 174 | dec esi |
8 | poddubny | 175 | jnz @b |
1 | ha | 176 | |
177 | popa |
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178 | ret |
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179 | |||
180 | iglobal |
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181 | hexletters db '0123456789ABCDEF' |
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182 | |||
183 | error_interrupt dd -1 |
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184 | |||
185 | process_error db 'K : Process - forced terminate INT: 00000000',13,10,0 |
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186 | process_pid db 'K : Process - forced terminate PID: 00000000',13,10,0 |
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187 | process_eip db 'K : Process - forced terminate EIP: 00000000',13,10,0 |
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188 | system_error db 'K : Kernel error',13,10,0 |
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189 | endg |
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190 | |||
191 | uglobal |
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192 | write_error_to dd 0x0 |
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193 | endg |
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194 | |||
195 | show_error_parameters: |
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164 | serge | 196 | |
1 | ha | 197 | mov [write_error_to],process_pid+43 |
379 | serge | 198 | mov eax,[CURRENT_TASK] |
1 | ha | 199 | shl eax, 5 |
379 | serge | 200 | mov eax,[CURRENT_TASK+TASKDATA.pid+eax] |
1 | ha | 201 | call writehex |
164 | serge | 202 | |
1 | ha | 203 | mov [write_error_to],process_error+43 |
204 | mov eax,[error_interrupt] |
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205 | call writehex |
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16 | poddubny | 206 | |
207 | cmp dword [esp+4+4], os_code ; CS |
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208 | jnz @f |
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10 | poddubny | 209 | mov esi,system_error |
210 | call sys_msg_board_str |
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211 | @@: |
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16 | poddubny | 212 | mov eax, [esp+4] ; EIP |
10 | poddubny | 213 | |
1 | ha | 214 | mov [write_error_to],process_eip+43 |
215 | call writehex |
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216 | |||
217 | mov esi,process_error |
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218 | call sys_msg_board_str |
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219 | |||
220 | mov esi,process_pid |
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221 | call sys_msg_board_str |
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222 | |||
223 | mov esi,process_eip |
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224 | call sys_msg_board_str |
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225 | |||
226 | ret |
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227 | |||
228 | |||
229 | |||
6 | poddubny | 230 | ; irq1 -> hid/keyboard.inc |
1 | ha | 231 | |
232 | |||
10 | poddubny | 233 | macro irqh [num] |
8 | poddubny | 234 | { |
235 | forward |
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236 | p_irq#num : |
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40 | halyavin | 237 | save_ring3_context |
8 | poddubny | 238 | mov edi, num |
239 | jmp irq_c |
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240 | } |
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1 | ha | 241 | |
160 | diamond | 242 | irqh 2,5,7,8,9,10,11 |
1 | ha | 243 | |
8 | poddubny | 244 | irq_c: |
245 | mov ax, os_data |
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246 | mov ds, ax |
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247 | mov es, ax |
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1 | ha | 248 | call irqhandler |
40 | halyavin | 249 | restore_ring3_context |
8 | poddubny | 250 | iret |
11 | poddubny | 251 | |
252 | p_irq6: |
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40 | halyavin | 253 | save_ring3_context |
11 | poddubny | 254 | mov ax, os_data |
255 | mov ds, ax |
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256 | mov es, ax |
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257 | call fdc_irq |
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33 | mario79 | 258 | call ready_for_next_irq |
40 | halyavin | 259 | restore_ring3_context |
33 | mario79 | 260 | iret |
15 | poddubny | 261 | |
33 | mario79 | 262 | p_irq3: |
40 | halyavin | 263 | save_ring3_context |
33 | mario79 | 264 | mov ax, os_data |
265 | mov ds, ax |
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266 | mov es, ax |
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58 | mario79 | 267 | cmp [com2_mouse_detected],0 |
268 | je old_irq3_handler |
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33 | mario79 | 269 | call check_mouse_data_com2 |
58 | mario79 | 270 | jmp p_irq3_1 |
271 | old_irq3_handler: |
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272 | mov edi,3 |
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273 | call irqhandler |
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164 | serge | 274 | p_irq3_1: |
40 | halyavin | 275 | restore_ring3_context |
33 | mario79 | 276 | iret |
15 | poddubny | 277 | |
33 | mario79 | 278 | p_irq4: |
40 | halyavin | 279 | save_ring3_context |
33 | mario79 | 280 | mov ax, os_data |
281 | mov ds, ax |
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282 | mov es, ax |
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58 | mario79 | 283 | cmp [com1_mouse_detected],0 |
284 | je old_irq4_handler |
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33 | mario79 | 285 | call check_mouse_data_com1 |
58 | mario79 | 286 | jmp p_irq4_1 |
287 | old_irq4_handler: |
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288 | mov edi,4 |
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289 | call irqhandler |
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164 | serge | 290 | p_irq4_1: |
40 | halyavin | 291 | restore_ring3_context |
11 | poddubny | 292 | iret |
293 | |||
33 | mario79 | 294 | p_irq12: |
40 | halyavin | 295 | save_ring3_context |
33 | mario79 | 296 | mov ax, os_data |
297 | mov ds, ax |
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298 | mov es, ax |
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299 | call check_mouse_data_ps2 |
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40 | halyavin | 300 | restore_ring3_context |
33 | mario79 | 301 | iret |
302 | |||
160 | diamond | 303 | p_irq14: |
304 | save_ring3_context |
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305 | mov ax, os_data |
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306 | mov ds, ax |
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307 | mov es, ax |
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308 | call [irq14_func] |
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309 | call ready_for_next_irq_1 |
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310 | restore_ring3_context |
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311 | iret |
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312 | p_irq15: |
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313 | save_ring3_context |
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314 | mov ax, os_data |
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315 | mov ds, ax |
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316 | mov es, ax |
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317 | call [irq15_func] |
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318 | call ready_for_next_irq_1 |
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319 | restore_ring3_context |
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320 | iret |
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321 | |||
33 | mario79 | 322 | ready_for_next_irq: |
323 | mov [check_idle_semaphore],5 |
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324 | mov al, 0x20 |
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325 | out 0x20, al |
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326 | ret |
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327 | |||
328 | ready_for_next_irq_1: |
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329 | mov [check_idle_semaphore],5 |
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330 | mov al, 0x20 |
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331 | out 0xa0,al |
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332 | out 0x20, al |
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333 | ret |
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334 | |||
6 | poddubny | 335 | irqD: |
40 | halyavin | 336 | save_ring3_context |
8 | poddubny | 337 | mov ax, os_data |
338 | mov ds, ax |
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339 | mov es, ax |
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164 | serge | 340 | |
6 | poddubny | 341 | mov dx,0xf0 |
342 | mov al,0 |
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343 | out dx,al |
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1 | ha | 344 | |
6 | poddubny | 345 | mov dx,0xa0 |
346 | mov al,0x20 |
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347 | out dx,al |
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348 | mov dx,0x20 |
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40 | halyavin | 349 | out dx,al |
350 | |||
351 | restore_ring3_context |
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164 | serge | 352 | |
8 | poddubny | 353 | iret |
1 | ha | 354 | |
355 | |||
356 | irqhandler: |
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357 | |||
358 | push edi |
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359 | |||
360 | mov esi,edi ; 1 |
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361 | shl esi,6 ; 1 |
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362 | add esi,irq00read ; 1 |
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363 | shl edi,12 ; 1 |
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381 | serge | 364 | add edi,IRQ_SAVE |
75 | diamond | 365 | mov ecx,16 |
1 | ha | 366 | |
367 | mov [check_idle_semaphore],5 |
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368 | |||
369 | irqnewread: |
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75 | diamond | 370 | dec ecx |
371 | js irqover |
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1 | ha | 372 | |
373 | mov dx,[esi] ; 2+ |
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374 | |||
375 | cmp dx,0 ; 1 |
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376 | jz irqover |
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377 | cmp [esi+3],byte 1 ; 2 ; byte read |
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378 | jne noirqbyte ; 4-11 |
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379 | |||
380 | in al,dx |
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381 | |||
382 | mov edx,[edi] |
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383 | cmp edx,4000 |
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384 | je irqfull |
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385 | mov ebx,edi |
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386 | add ebx,0x10 |
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387 | add ebx,edx |
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388 | mov [ebx],al |
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389 | inc edx |
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390 | mov [edi],edx |
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391 | |||
392 | add esi,4 |
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393 | jmp irqnewread |
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394 | |||
395 | noirqbyte: |
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396 | |||
397 | |||
398 | cmp [esi+3],byte 2 ; word read |
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399 | jne noirqword |
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400 | |||
401 | in ax,dx |
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402 | |||
403 | mov edx,[edi] |
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404 | cmp edx,4000 |
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405 | je irqfull |
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406 | mov ebx,edi |
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407 | add ebx,0x10 |
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408 | add ebx,edx |
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409 | mov [ebx],ax |
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410 | add edx,2 |
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411 | mov [edi],edx |
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412 | add esi,4 |
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413 | jmp irqnewread |
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414 | |||
415 | noirqword: |
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416 | irqfull: |
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417 | irqover: |
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418 | |||
419 | mov al,0x20 ; ready for next irq |
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420 | out 0x20,al |
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421 | |||
422 | pop ebx |
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423 | cmp ebx,7 |
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424 | jbe noa0 |
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425 | out 0xa0,al |
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426 | noa0: |
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427 | |||
428 | ret |
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429 | |||
430 | |||
431 | |||
432 | set_application_table_status: |
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433 | push eax |
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434 | |||
379 | serge | 435 | mov eax,[CURRENT_TASK] |
1 | ha | 436 | shl eax, 5 |
379 | serge | 437 | add eax,CURRENT_TASK+TASKDATA.pid |
1 | ha | 438 | mov eax,[eax] |
439 | |||
440 | mov [application_table_status],eax |
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441 | |||
442 | pop eax |
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443 | |||
444 | ret |
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445 | |||
446 | |||
447 | clear_application_table_status: |
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448 | push eax |
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449 | |||
379 | serge | 450 | mov eax,[CURRENT_TASK] |
1 | ha | 451 | shl eax, 5 |
379 | serge | 452 | add eax,CURRENT_TASK+TASKDATA.pid |
1 | ha | 453 | mov eax,[eax] |
454 | |||
455 | cmp eax,[application_table_status] |
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456 | jne apptsl1 |
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457 | mov [application_table_status],0 |
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458 | apptsl1: |
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459 | |||
460 | pop eax |
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461 | |||
462 | ret |
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463 | |||
464 | sys_resize_app_memory: |
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465 | ; eax = 1 - resize |
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466 | ; ebx = new amount of memory |
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467 | |||
468 | cmp eax,1 |
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4 | poddubny | 469 | jne .no_application_mem_resize |
1 | ha | 470 | |
164 | serge | 471 | stdcall new_mem_resize, ebx |
472 | mov [esp+36], eax |
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473 | ret |
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1 | ha | 474 | |
164 | serge | 475 | .no_application_mem_resize: |
1 | ha | 476 | ret |
477 | |||
478 | sys_threads: |
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479 | |||
480 | ; eax=1 create thread |
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481 | ; |
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482 | ; ebx=thread start |
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483 | ; ecx=thread stack value |
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484 | ; |
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485 | ; on return : eax = pid |
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486 | jmp new_sys_threads |
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487 | |||
488 | iglobal |
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489 | process_terminating db 'K : Process - terminating',13,10,0 |
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490 | process_terminated db 'K : Process - done',13,10,0 |
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329 | serge | 491 | msg_obj_destroy db 'K : destroy app object',13,10,0 |
1 | ha | 492 | endg |
493 | |||
329 | serge | 494 | ; param |
495 | ; esi= slot |
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1 | ha | 496 | |
497 | terminate: ; terminate application |
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498 | |||
329 | serge | 499 | .slot equ esp ;locals |
500 | |||
501 | push esi ;save .slot |
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334 | serge | 502 | |
503 | shl esi, 8 |
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380 | serge | 504 | cmp [SLOT_BASE+esi+APPDATA.dir_table], 0 |
334 | serge | 505 | jne @F |
506 | add esp, 4 |
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507 | ret |
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508 | @@: |
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329 | serge | 509 | mov esi,process_terminating |
510 | call sys_msg_board_str |
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40 | halyavin | 511 | @@: |
329 | serge | 512 | cli |
513 | cmp [application_table_status],0 |
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514 | je term9 |
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515 | sti |
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516 | call change_task |
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517 | jmp @b |
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518 | term9: |
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519 | call set_application_table_status |
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1 | ha | 520 | |
329 | serge | 521 | mov esi, [.slot] |
522 | shl esi,8 |
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380 | serge | 523 | add esi, SLOT_BASE+APP_OBJ_OFFSET |
329 | serge | 524 | @@: |
525 | mov eax, [esi+APPOBJ.fd] |
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334 | serge | 526 | test eax, eax |
527 | jz @F |
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528 | |||
329 | serge | 529 | cmp eax, esi |
530 | je @F |
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164 | serge | 531 | |
329 | serge | 532 | push esi |
533 | call [eax+APPOBJ.destroy] |
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534 | mov esi, msg_obj_destroy |
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535 | call sys_msg_board_str |
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536 | pop esi |
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537 | jmp @B |
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538 | @@: |
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539 | mov eax, [.slot] |
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540 | shl eax, 8 |
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380 | serge | 541 | mov eax,[SLOT_BASE+eax+APPDATA.dir_table] |
329 | serge | 542 | stdcall destroy_app_space, eax |
1 | ha | 543 | |
357 | serge | 544 | mov esi, [.slot] |
329 | serge | 545 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
357 | serge | 546 | jne @F |
164 | serge | 547 | |
329 | serge | 548 | mov [fpu_owner],1 |
380 | serge | 549 | mov eax, [256+SLOT_BASE+APPDATA.fpu_state] |
379 | serge | 550 | clts |
329 | serge | 551 | bt [cpu_caps], CAPS_SSE |
552 | jnc .no_SSE |
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553 | fxrstor [eax] |
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357 | serge | 554 | jmp @F |
203 | serge | 555 | .no_SSE: |
329 | serge | 556 | fnclex |
557 | frstor [eax] |
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357 | serge | 558 | @@: |
203 | serge | 559 | |
381 | serge | 560 | mov [KEY_COUNT],byte 0 ; empty keyboard buffer |
561 | mov [BTN_COUNT],byte 0 ; empty button buffer |
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1 | ha | 562 | |
563 | |||
92 | diamond | 564 | ; remove defined hotkeys |
565 | mov eax, hotkey_list |
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566 | .loop: |
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567 | cmp [eax+8], esi |
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568 | jnz .cont |
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569 | mov ecx, [eax] |
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570 | jecxz @f |
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571 | push dword [eax+12] |
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572 | pop dword [ecx+12] |
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573 | @@: |
||
574 | mov ecx, [eax+12] |
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575 | push dword [eax] |
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576 | pop dword [ecx] |
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577 | xor ecx, ecx |
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578 | mov [eax], ecx |
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579 | mov [eax+4], ecx |
||
580 | mov [eax+8], ecx |
||
581 | mov [eax+12], ecx |
||
582 | .cont: |
||
583 | add eax, 16 |
||
584 | cmp eax, hotkey_list+256*16 |
||
585 | jb .loop |
||
586 | ; remove hotkeys in buffer |
||
587 | mov eax, hotkey_buffer |
||
588 | .loop2: |
||
589 | cmp [eax], esi |
||
590 | jnz .cont2 |
||
591 | and dword [eax+4], 0 |
||
592 | and dword [eax], 0 |
||
593 | .cont2: |
||
594 | add eax, 8 |
||
595 | cmp eax, hotkey_buffer+120*8 |
||
596 | jb .loop2 |
||
597 | |||
1 | ha | 598 | mov ecx,esi ; remove buttons |
599 | bnewba2: |
||
381 | serge | 600 | mov edi,[BTN_ADDR] |
1 | ha | 601 | mov eax,edi |
602 | cld |
||
603 | movzx ebx,word [edi] |
||
604 | inc bx |
||
605 | bnewba: |
||
606 | dec bx |
||
607 | jz bnmba |
||
608 | add eax,0x10 |
||
609 | cmp cx,[eax] |
||
610 | jnz bnewba |
||
611 | pusha |
||
612 | mov ecx,ebx |
||
613 | inc ecx |
||
614 | shl ecx,4 |
||
615 | mov ebx,eax |
||
616 | add eax,0x10 |
||
617 | call memmove |
||
618 | dec dword [edi] |
||
619 | popa |
||
620 | jmp bnewba2 |
||
621 | bnmba: |
||
622 | |||
623 | pusha ; save window coordinates for window restoring |
||
624 | cld |
||
625 | shl esi,5 |
||
626 | add esi,window_data |
||
114 | mikedld | 627 | mov eax,[esi+WDATA.box.left] |
102 | poddubny | 628 | mov [dlx],eax |
114 | mikedld | 629 | add eax,[esi+WDATA.box.width] |
102 | poddubny | 630 | mov [dlxe],eax |
114 | mikedld | 631 | mov eax,[esi+WDATA.box.top] |
102 | poddubny | 632 | mov [dly],eax |
114 | mikedld | 633 | add eax,[esi+WDATA.box.height] |
102 | poddubny | 634 | mov [dlye],eax |
1 | ha | 635 | |
142 | diamond | 636 | xor eax, eax |
637 | mov [esi+WDATA.box.left],eax |
||
638 | mov [esi+WDATA.box.width],eax |
||
114 | mikedld | 639 | mov [esi+WDATA.box.top],eax |
142 | diamond | 640 | mov [esi+WDATA.box.height],eax |
115 | poddubny | 641 | mov [esi+WDATA.cl_workarea],eax |
642 | mov [esi+WDATA.cl_titlebar],eax |
||
643 | mov [esi+WDATA.cl_frames],eax |
||
644 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
||
102 | poddubny | 645 | lea edi, [esi-window_data+draw_data] |
1 | ha | 646 | mov ecx,32/4 |
647 | rep stosd |
||
648 | popa |
||
649 | |||
40 | halyavin | 650 | ; debuggee test |
651 | pushad |
||
652 | mov edi, esi |
||
653 | shl edi, 5 |
||
380 | serge | 654 | mov eax, [SLOT_BASE+edi*8+APPDATA.debugger_slot] |
40 | halyavin | 655 | test eax, eax |
656 | jz .nodebug |
||
657 | push 8 |
||
658 | pop ecx |
||
379 | serge | 659 | push dword [CURRENT_TASK+edi+TASKDATA.pid] ; PID |
40 | halyavin | 660 | push 2 |
661 | call debugger_notify |
||
662 | pop ecx |
||
663 | pop ecx |
||
664 | .nodebug: |
||
665 | popad |
||
666 | |||
357 | serge | 667 | mov ebx, [.slot] |
668 | shl ebx, 8 |
||
380 | serge | 669 | mov ebx,[SLOT_BASE+ebx+APPDATA.pl0_stack] |
1 | ha | 670 | |
357 | serge | 671 | stdcall kernel_free, ebx |
1 | ha | 672 | |
357 | serge | 673 | mov edi, [.slot] |
674 | shl edi,8 |
||
380 | serge | 675 | add edi,SLOT_BASE |
357 | serge | 676 | mov eax, 0x20202020 |
677 | stosd |
||
678 | stosd |
||
679 | stosd |
||
680 | mov ecx,244/4 |
||
681 | xor eax, eax |
||
682 | rep stosd |
||
1 | ha | 683 | |
102 | poddubny | 684 | ; activate window |
380 | serge | 685 | movzx eax, word [WIN_STACK + esi*2] |
379 | serge | 686 | cmp eax, [TASK_COUNT] |
102 | poddubny | 687 | jne .dont_activate |
688 | pushad |
||
689 | .check_next_window: |
||
690 | dec eax |
||
691 | cmp eax, 1 |
||
692 | jbe .nothing_to_activate |
||
380 | serge | 693 | lea esi, [WIN_POS+eax*2] |
102 | poddubny | 694 | movzx edi, word [esi] ; edi = process |
695 | shl edi, 5 |
||
379 | serge | 696 | cmp [CURRENT_TASK + edi + TASKDATA.state], byte 9 ; skip dead slots |
102 | poddubny | 697 | je .check_next_window |
698 | add edi, window_data |
||
154 | diamond | 699 | ; \begin{diamond}[19.09.2006] |
700 | ; skip minimized windows |
||
164 | serge | 701 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
702 | jnz .check_next_window |
||
154 | diamond | 703 | ; \end{diamond} |
102 | poddubny | 704 | call waredraw |
705 | .nothing_to_activate: |
||
706 | popad |
||
707 | .dont_activate: |
||
708 | |||
92 | diamond | 709 | push esi ; remove hd1 & cd & flp reservation |
710 | shl esi, 5 |
||
379 | serge | 711 | mov esi, [esi+CURRENT_TASK+TASKDATA.pid] |
92 | diamond | 712 | cmp [hd1_status], esi |
713 | jnz @f |
||
321 | diamond | 714 | call free_hd_channel |
92 | diamond | 715 | mov [hd1_status], 0 |
716 | @@: |
||
717 | cmp [cd_status], esi |
||
718 | jnz @f |
||
321 | diamond | 719 | call free_cd_channel |
92 | diamond | 720 | mov [cd_status], 0 |
721 | @@: |
||
722 | cmp [flp_status], esi |
||
723 | jnz @f |
||
724 | mov [flp_status], 0 |
||
725 | @@: |
||
726 | pop esi |
||
1 | ha | 727 | |
728 | pusha ; remove all irq reservations |
||
92 | diamond | 729 | mov eax,esi |
115 | poddubny | 730 | shl eax, 5 |
379 | serge | 731 | mov eax,[eax+CURRENT_TASK+TASKDATA.pid] |
1 | ha | 732 | mov edi,irq_owner |
733 | mov ecx,16 |
||
734 | newirqfree: |
||
92 | diamond | 735 | scasd |
1 | ha | 736 | jne nofreeirq |
92 | diamond | 737 | mov [edi-4],dword 0 |
1 | ha | 738 | nofreeirq: |
739 | loop newirqfree |
||
740 | popa |
||
741 | |||
742 | pusha ; remove all port reservations |
||
743 | mov edx,esi |
||
115 | poddubny | 744 | shl edx, 5 |
379 | serge | 745 | add edx,CURRENT_TASK |
115 | poddubny | 746 | mov edx,[edx+TASKDATA.pid] |
1 | ha | 747 | |
748 | rmpr0: |
||
749 | |||
381 | serge | 750 | mov esi,[RESERVED_PORTS] |
1 | ha | 751 | |
752 | cmp esi,0 |
||
753 | je rmpr9 |
||
754 | |||
755 | rmpr3: |
||
756 | |||
757 | mov edi,esi |
||
758 | shl edi,4 |
||
381 | serge | 759 | add edi,RESERVED_PORTS |
1 | ha | 760 | |
761 | cmp edx,[edi] |
||
762 | je rmpr4 |
||
763 | |||
764 | dec esi |
||
765 | jnz rmpr3 |
||
766 | |||
767 | jmp rmpr9 |
||
768 | |||
769 | rmpr4: |
||
770 | |||
771 | mov ecx,256 |
||
772 | sub ecx,esi |
||
773 | shl ecx,4 |
||
774 | |||
775 | mov esi,edi |
||
776 | add esi,16 |
||
777 | cld |
||
778 | rep movsb |
||
779 | |||
381 | serge | 780 | dec dword [RESERVED_PORTS] |
1 | ha | 781 | |
782 | jmp rmpr0 |
||
783 | |||
784 | rmpr9: |
||
785 | |||
786 | popa |
||
787 | mov edi,esi ; do not run this process slot |
||
6 | poddubny | 788 | shl edi, 5 |
379 | serge | 789 | mov [edi+CURRENT_TASK + TASKDATA.state],byte 9 |
40 | halyavin | 790 | ; debugger test - terminate all debuggees |
791 | mov eax, 2 |
||
380 | serge | 792 | mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot |
40 | halyavin | 793 | .xd0: |
379 | serge | 794 | cmp eax, [TASK_COUNT] |
40 | halyavin | 795 | ja .xd1 |
796 | cmp dword [ecx], esi |
||
797 | jnz @f |
||
798 | and dword [ecx], 0 |
||
799 | pushad |
||
800 | xchg eax, ebx |
||
801 | mov eax, 2 |
||
802 | call sys_system |
||
803 | popad |
||
804 | @@: |
||
805 | inc eax |
||
806 | add ecx, 0x100 |
||
807 | jmp .xd0 |
||
808 | .xd1: |
||
1 | ha | 809 | ; call systest |
810 | sti ; .. and life goes on |
||
811 | |||
112 | poddubny | 812 | mov eax, [dlx] |
813 | mov ebx, [dly] |
||
814 | mov ecx, [dlxe] |
||
815 | mov edx, [dlye] |
||
1 | ha | 816 | call calculatescreen |
817 | xor eax, eax |
||
818 | xor esi, esi |
||
819 | call redrawscreen |
||
820 | |||
381 | serge | 821 | mov [MOUSE_BACKGROUND],byte 0 ; no mouse background |
822 | mov [DONT_DRAW_MOUSE],byte 0 ; draw mouse |
||
1 | ha | 823 | |
824 | mov [application_table_status],0 |
||
825 | mov esi,process_terminated |
||
826 | call sys_msg_board_str |
||
357 | serge | 827 | add esp, 4 |
1 | ha | 828 | ret |
345 | serge | 829 | restore .slot |
1 | ha | 830 | |
831 | iglobal |
||
832 | boot_sched_1 db 'Building gdt tss pointer',0 |
||
8 | poddubny | 833 | boot_sched_2 db 'Building IDT table',0 |
1 | ha | 834 | endg |
835 | |||
836 | |||
837 | build_scheduler: |
||
838 | |||
839 | mov esi,boot_sched_1 |
||
840 | call boot_log |
||
841 | call build_process_gdt_tss_pointer |
||
842 | |||
8 | poddubny | 843 | mov esi,boot_sched_2 |
1 | ha | 844 | call boot_log |
845 | call build_interrupt_table |
||
846 | |||
847 | ret |
||
848 |