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Rev | Author | Line No. | Line |
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431 | serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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709 | diamond | 3 | ;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;; |
431 | serge | 4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
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6 | ;; ;; |
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7 | ;; MenuetOS process management, protected ring3 ;; |
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8 | ;; ;; |
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9 | ;; Distributed under GPL. See file COPYING for details. ;; |
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10 | ;; Copyright 2003 Ville Turjanmaa ;; |
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11 | ;; ;; |
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12 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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1 | ha | 13 | |
593 | mikedld | 14 | $Revision: 1948 $ |
15 | |||
16 | |||
1056 | Galkov | 17 | align 4 ;3A08 |
1 | ha | 18 | build_interrupt_table: |
1056 | Galkov | 19 | mov edi, idts |
20 | mov esi, sys_int |
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21 | mov ecx, 0x40 |
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22 | mov eax, (10001110b shl 24) + os_code |
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23 | @@: movsw ;low word of code-entry |
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24 | stosd ;interrupt gate type : os_code selector |
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25 | movsw ;high word of code-entry |
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26 | loop @b |
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27 | movsd ;copy low dword of trap gate for int 0x40 |
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28 | movsd ;copy high dword of trap gate for int 0x40 |
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29 | lidt [esi] |
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30 | ret |
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1 | ha | 31 | |
1056 | Galkov | 32 | iglobal |
33 | align 4 |
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34 | sys_int: |
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35 | ;exception handlers addresses (for interrupt gate construction) |
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1076 | Galkov | 36 | dd e0,e1,e2,e3,e4,e5,e6,except_7 ; SEE: core/fpu.inc |
1056 | Galkov | 37 | dd e8,e9,e10,e11,e12,e13,page_fault_exc,e15 |
38 | dd e16, e17,e18, e19 |
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39 | times 12 dd unknown_interrupt ;int_20..int_31 |
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164 | serge | 40 | |
1056 | Galkov | 41 | ;interrupt handlers addresses (for interrupt gate construction) |
42 | dd irq0, irq_serv.irq_1, irq_serv.irq_2 |
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43 | if USE_COM_IRQ |
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44 | dd irq_serv.irq_3, irq_serv.irq_4 |
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45 | else |
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46 | dd p_irq3, p_irq4 ;??? нестыковка |
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47 | end if |
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48 | dd irq_serv.irq_5, p_irq6, irq_serv.irq_7 |
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49 | dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10 |
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50 | dd irq_serv.irq_11, irq_serv.irq_12, irqD,p_irq14,p_irq15 |
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51 | times 16 dd unknown_interrupt ;int_0x30..int_0x3F |
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1 | ha | 52 | |
1056 | Galkov | 53 | ;int_0x40 gate trap (for directly copied) |
54 | dw i40 and 0xFFFF, os_code, 11101111b shl 8, i40 shr 16 |
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656 | mikedld | 55 | |
1076 | Galkov | 56 | idtreg: ; data for LIDT instruction (!!! must be immediately below sys_int data) |
1056 | Galkov | 57 | dw 2*($-sys_int-4)-1 |
58 | dd idts ;0x8000B100 |
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59 | dw 0 ;просто выравнивание |
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656 | mikedld | 60 | |
1056 | Galkov | 61 | msg_fault_sel dd msg_exc_8,msg_exc_u,msg_exc_a,msg_exc_b |
62 | dd msg_exc_c,msg_exc_d,msg_exc_e |
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164 | serge | 63 | |
1056 | Galkov | 64 | msg_exc_8 db "Double fault", 0 |
65 | msg_exc_u db "Undefined Exception", 0 |
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66 | msg_exc_a db "Invalid TSS", 0 |
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67 | msg_exc_b db "Segment not present", 0 |
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68 | msg_exc_c db "Stack fault", 0 |
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69 | msg_exc_d db "General protection fault", 0 |
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70 | msg_exc_e db "Page fault", 0 |
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1 | ha | 71 | |
1056 | Galkov | 72 | msg_sel_ker db "kernel", 0 |
73 | msg_sel_app db "application", 0 |
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1 | ha | 74 | |
75 | endg |
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76 | |||
1056 | Galkov | 77 | macro save_ring3_context { |
78 | pushad |
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40 | halyavin | 79 | } |
1056 | Galkov | 80 | macro restore_ring3_context { |
81 | popad |
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40 | halyavin | 82 | } |
1056 | Galkov | 83 | macro exc_wo_code [num] { |
8 | poddubny | 84 | e#num : |
1056 | Galkov | 85 | save_ring3_context |
86 | mov bl, num |
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87 | jmp exc_c |
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88 | } exc_wo_code 0,1,2,3,4,5,6,15,16,19 |
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1 | ha | 89 | |
1056 | Galkov | 90 | macro exc_w_code [num] { |
22 | poddubny | 91 | e#num : |
1056 | Galkov | 92 | add esp, 4 |
93 | save_ring3_context |
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94 | mov bl, num |
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95 | jmp exc_c |
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96 | } exc_w_code 8,9,10,11,12,13,17,18 |
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22 | poddubny | 97 | |
98 | |||
1056 | Galkov | 99 | uglobal |
100 | pf_err_code dd ? |
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101 | endg |
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1 | ha | 102 | |
1086 | Galkov | 103 | page_fault_exc: ; дуракоусточивость: селекторы испорчены... |
104 | pop [ss:pf_err_code]; действительно до следующего #PF |
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1056 | Galkov | 105 | save_ring3_context |
106 | mov bl,14 |
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1086 | Galkov | 107 | |
108 | exc_c: ; исключения (все, кроме 7-го - #NM) |
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1056 | Galkov | 109 | ; Фрэйм стека при исключении/прерывании из 3-го кольца + pushad (т.е., именно здесь) |
110 | reg_ss equ esp+0x30 |
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111 | reg_esp3 equ esp+0x2C |
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112 | reg_eflags equ esp+0x28 |
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113 | reg_cs3 equ esp+0x24 |
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114 | reg_eip equ esp+0x20 |
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115 | ; это фрэйм от pushad |
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116 | reg_eax equ esp+0x1C |
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117 | reg_ecx equ esp+0x18 |
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118 | reg_edx equ esp+0x14 |
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119 | reg_ebx equ esp+0x10 |
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120 | reg_esp0 equ esp+0x0C |
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121 | reg_ebp equ esp+0x08 |
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122 | reg_esi equ esp+0x04 |
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123 | reg_edi equ esp+0x00 |
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124 | |||
125 | Mov ds,ax,app_data ; загрузим правильные значения |
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126 | mov es,ax ; в сегментные регистры |
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127 | cld ; и приводим DF к стандарту |
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1074 | Galkov | 128 | movzx ebx,bl |
709 | diamond | 129 | ; redirect to V86 manager? (EFLAGS & 0x20000) != 0? |
1056 | Galkov | 130 | test byte[reg_eflags+2],2 |
131 | jnz v86_exc_c |
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132 | cmp bl,14 ; #PF |
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1074 | Galkov | 133 | jne @f |
1076 | Galkov | 134 | call page_fault_handler ; SEE: core/memory.inc |
1074 | Galkov | 135 | @@: mov esi, [current_slot] |
136 | btr [esi+APPDATA.except_mask], ebx |
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137 | jnc @f |
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138 | mov eax,[esi+APPDATA.exc_handler] |
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139 | test eax, eax |
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1056 | Galkov | 140 | jnz IRetToUserHook |
1074 | Galkov | 141 | @@: cli |
1056 | Galkov | 142 | mov eax, [esi+APPDATA.debugger_slot] |
143 | test eax, eax |
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144 | jnz .debug |
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145 | sti |
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40 | halyavin | 146 | ; not debuggee => say error and terminate |
1056 | Galkov | 147 | call show_error_parameters ;; only ONE using, inline ??? |
148 | ;mov edx, [TASK_BASE] |
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149 | mov [edx + TASKDATA.state], byte 4 ; terminate |
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1076 | Galkov | 150 | jmp change_task ; stack - here it does not matter at all, SEE: core/shed.inc |
40 | halyavin | 151 | .debug: |
152 | ; we are debugged process, notify debugger and suspend ourself |
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153 | ; eax=debugger PID |
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1076 | Galkov | 154 | mov ecx,1 ; debug_message code=other_exception |
1056 | Galkov | 155 | cmp bl,1 ; #DB |
1076 | Galkov | 156 | jne .notify ; notify debugger and suspend ourself |
157 | mov ebx, dr6 ; debug_message data=DR6_image |
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158 | xor edx, edx |
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159 | mov dr6, edx |
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160 | mov edx, dr7 |
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161 | mov cl, not 8 |
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162 | .l1: shl dl,2 |
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163 | jc @f |
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164 | and bl, cl |
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165 | @@: sar cl,1 |
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166 | jc .l1 |
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167 | mov cl, 3 ; debug_message code=debug_exception |
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168 | .notify: |
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169 | push ebx ; debug_message data |
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170 | mov ebx, [TASK_BASE] |
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171 | push [ebx+TASKDATA.pid] ; PID |
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172 | push ecx ; debug_message code ((here: ecx==1/3)) |
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173 | mov cl, 12 ; debug_message size |
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174 | call debugger_notify ;; only ONE using, inline ??? SEE: core/debug.inc |
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175 | add esp,12 |
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176 | mov edx, [TASK_BASE] |
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177 | mov byte [edx+TASKDATA.state], 1 ; suspended |
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178 | call change_task ; SEE: core/shed.inc |
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179 | restore_ring3_context |
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180 | iretd |
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1 | ha | 181 | |
1056 | Galkov | 182 | IRetToUserHook: |
183 | xchg eax, [reg_eip] |
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1074 | Galkov | 184 | sub dword[reg_esp3], 8 |
1056 | Galkov | 185 | mov edi, [reg_esp3] |
186 | stosd |
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1074 | Galkov | 187 | mov [edi], ebx |
1056 | Galkov | 188 | restore_ring3_context |
189 | unknown_interrupt: |
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190 | iretd |
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1 | ha | 191 | |
658 | Ghost | 192 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
1 | ha | 193 | show_error_parameters: |
1948 | clevermous | 194 | cmp bl, 0x06 |
195 | jnz .no_ud |
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196 | push ebx |
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197 | mov ebx, ud_user_message |
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198 | mov ebp, notifyapp |
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199 | call fs_execute_from_sysdir_param |
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200 | pop ebx |
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201 | .no_ud: |
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1056 | Galkov | 202 | mov edx,[TASK_BASE] ;not scratched below |
203 | DEBUGF 1, "K : Process - forced terminate PID: %x\n", [edx+TASKDATA.pid] |
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204 | cmp bl, 0x08 |
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205 | jb .l0 |
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206 | cmp bl, 0x0e |
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207 | jbe .l1 |
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208 | .l0: mov bl, 0x09 |
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1074 | Galkov | 209 | .l1: mov eax,[msg_fault_sel+ebx*4 - 0x08*4] |
1056 | Galkov | 210 | DEBUGF 1, "K : %s\n", eax |
211 | mov eax, [reg_cs3+4] |
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212 | mov edi, msg_sel_app |
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213 | mov ebx, [reg_esp3+4] |
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214 | cmp eax, app_code |
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215 | je @f |
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216 | mov edi, msg_sel_ker |
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217 | mov ebx, [reg_esp0+4] |
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218 | @@: DEBUGF 1, "K : EAX : %x EBX : %x ECX : %x\n", [reg_eax+4], [reg_ebx+4], [reg_ecx+4] |
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219 | DEBUGF 1, "K : EDX : %x ESI : %x EDI : %x\n", [reg_edx+4], [reg_esi+4], [reg_edi+4] |
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220 | DEBUGF 1, "K : EBP : %x EIP : %x ESP : %x\n", [reg_ebp+4], [reg_eip+4], ebx |
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221 | DEBUGF 1, "K : Flags : %x CS : %x (%s)\n", [reg_eflags+4], eax, edi |
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222 | ret |
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658 | Ghost | 223 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
164 | serge | 224 | |
1056 | Galkov | 225 | restore reg_ss |
226 | restore reg_esp3 |
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227 | restore reg_eflags |
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228 | restore reg_cs |
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229 | restore reg_eip |
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230 | restore reg_eax |
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231 | restore reg_ecx |
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232 | restore reg_edx |
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233 | restore reg_ebx |
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234 | restore reg_esp0 |
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235 | restore reg_ebp |
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236 | restore reg_esi |
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237 | restore reg_edi |
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16 | poddubny | 238 | |
6 | poddubny | 239 | ; irq1 -> hid/keyboard.inc |
1056 | Galkov | 240 | macro irqh [num] { |
8 | poddubny | 241 | p_irq#num : |
1056 | Galkov | 242 | mov edi, num |
243 | jmp irqhandler |
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8 | poddubny | 244 | } |
1 | ha | 245 | |
246 | |||
11 | poddubny | 247 | |
248 | p_irq6: |
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980 | diamond | 249 | save_ring3_context |
250 | mov ax, app_data ;os_data |
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251 | mov ds, ax |
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252 | mov es, ax |
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982 | diamond | 253 | mov edi, 6 |
980 | diamond | 254 | cmp [v86_irqhooks+edi*8], 0 |
255 | jnz v86_irq2 |
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256 | call fdc_irq |
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257 | call ready_for_next_irq |
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258 | restore_ring3_context |
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259 | iret |
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15 | poddubny | 260 | |
261 | |||
160 | diamond | 262 | p_irq14: |
1056 | Galkov | 263 | save_ring3_context |
264 | mov ax, app_data ;os_data |
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265 | mov ds, ax |
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266 | mov es, ax |
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267 | mov edi, 14 |
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268 | cmp [v86_irqhooks+edi*8], 0 |
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269 | jnz v86_irq2 |
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270 | ; mov byte [BOOT_VAR + 0x48E], 0xFF |
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271 | call [irq14_func] |
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272 | call ready_for_next_irq_1 |
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273 | restore_ring3_context |
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274 | iret |
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160 | diamond | 275 | p_irq15: |
1056 | Galkov | 276 | save_ring3_context |
277 | mov ax, app_data ;os_data |
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278 | mov ds, ax |
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279 | mov es, ax |
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280 | mov edi, 15 |
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281 | cmp [v86_irqhooks+edi*8], 0 |
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282 | jnz v86_irq2 |
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283 | ; mov byte [BOOT_VAR + 0x48E], 0xFF |
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284 | call [irq15_func] |
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285 | call ready_for_next_irq_1 |
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286 | restore_ring3_context |
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287 | iret |
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160 | diamond | 288 | |
33 | mario79 | 289 | ready_for_next_irq: |
1306 | Lrz | 290 | mov eax,5 |
291 | mov [check_idle_semaphore],eax |
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292 | ; mov al, 0x20 |
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293 | add eax,(0x20-0x5) |
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294 | |||
1056 | Galkov | 295 | out 0x20, al |
296 | ret |
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1306 | Lrz | 297 | ;destroy eax |
33 | mario79 | 298 | ready_for_next_irq_1: |
1306 | Lrz | 299 | mov eax,5 |
300 | mov [check_idle_semaphore],eax |
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301 | ; mov al, 0x20 |
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302 | add eax,(0x20-0x5) |
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1056 | Galkov | 303 | out 0xa0,al |
304 | out 0x20, al |
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305 | ret |
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33 | mario79 | 306 | |
6 | poddubny | 307 | irqD: |
1056 | Galkov | 308 | push eax |
1306 | Lrz | 309 | xor eax,eax |
1056 | Galkov | 310 | out 0xf0,al |
311 | mov al,0x20 |
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312 | out 0xa0,al |
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313 | out 0x20,al |
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314 | pop eax |
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315 | iret |
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164 | serge | 316 | |
1 | ha | 317 | |
1056 | Galkov | 318 | irqh 2,3,4,5,7,8,9,10,11 |
40 | halyavin | 319 | |
1 | ha | 320 | irqhandler: |
321 | |||
1056 | Galkov | 322 | mov esi,edi ; 1 |
323 | shl esi,6 ; 1 |
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1 | ha | 324 | add esi,irq00read ; 1 |
1056 | Galkov | 325 | shl edi,12 ; 1 |
381 | serge | 326 | add edi,IRQ_SAVE |
75 | diamond | 327 | mov ecx,16 |
1 | ha | 328 | |
329 | irqnewread: |
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75 | diamond | 330 | dec ecx |
331 | js irqover |
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1 | ha | 332 | |
1056 | Galkov | 333 | movzx edx, word [esi] ; 2+ |
1 | ha | 334 | |
1056 | Galkov | 335 | test edx, edx ; 1 |
1 | ha | 336 | jz irqover |
337 | |||
338 | |||
1056 | Galkov | 339 | mov ebx, [edi] ; address of begin of buffer in edi ; + 0x0 dword - data size |
340 | mov eax, 4000 ; + 0x4 dword - data begin offset |
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759 | Rus | 341 | cmp ebx, eax |
1 | ha | 342 | je irqfull |
1056 | Galkov | 343 | add ebx, [edi + 0x4] ; add data size to data begin offset |
344 | cmp ebx, eax ; if end of buffer, begin cycle again |
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759 | Rus | 345 | jb @f |
1 | ha | 346 | |
759 | Rus | 347 | xor ebx, ebx |
1 | ha | 348 | |
759 | Rus | 349 | @@: |
350 | add ebx, edi |
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1056 | Galkov | 351 | movzx eax, byte[esi + 3] ; get type of data being received 1 - byte, 2 - word |
759 | Rus | 352 | dec eax |
353 | jz irqbyte |
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354 | dec eax |
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355 | jnz noirqword |
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1 | ha | 356 | |
759 | Rus | 357 | in ax,dx |
1056 | Galkov | 358 | cmp ebx, 3999 ; check for address odd in the end of buffer |
759 | Rus | 359 | jne .odd |
360 | mov [ebx + 0x10], ax |
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361 | jmp .add_size |
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362 | .odd: |
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1056 | Galkov | 363 | mov [ebx + 0x10], al ; I could make mistake here :) |
759 | Rus | 364 | mov [edi + 0x10], ah |
365 | .add_size: |
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366 | add dword [edi], 2 |
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367 | jmp nextport |
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1 | ha | 368 | |
369 | |||
759 | Rus | 370 | irqbyte: |
371 | in al,dx |
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372 | mov [ebx + 0x10],al |
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373 | inc dword [edi] |
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374 | nextport: |
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1 | ha | 375 | add esi,4 |
376 | jmp irqnewread |
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377 | |||
759 | Rus | 378 | |
1 | ha | 379 | noirqword: |
380 | irqfull: |
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381 | irqover: |
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382 | |||
383 | ret |
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384 | |||
385 | |||
386 | |||
387 | set_application_table_status: |
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1056 | Galkov | 388 | push eax |
1 | ha | 389 | |
1056 | Galkov | 390 | mov eax,[CURRENT_TASK] |
391 | shl eax, 5 |
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392 | add eax,CURRENT_TASK+TASKDATA.pid |
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393 | mov eax,[eax] |
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1 | ha | 394 | |
1056 | Galkov | 395 | mov [application_table_status],eax |
1 | ha | 396 | |
1056 | Galkov | 397 | pop eax |
1 | ha | 398 | |
1056 | Galkov | 399 | ret |
1 | ha | 400 | |
401 | |||
402 | clear_application_table_status: |
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1056 | Galkov | 403 | push eax |
1 | ha | 404 | |
1056 | Galkov | 405 | mov eax,[CURRENT_TASK] |
406 | shl eax, 5 |
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407 | add eax,CURRENT_TASK+TASKDATA.pid |
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408 | mov eax,[eax] |
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1 | ha | 409 | |
1056 | Galkov | 410 | cmp eax,[application_table_status] |
411 | jne apptsl1 |
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1306 | Lrz | 412 | xor eax,eax |
413 | mov [application_table_status],eax |
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1 | ha | 414 | apptsl1: |
415 | |||
1056 | Galkov | 416 | pop eax |
1 | ha | 417 | |
1056 | Galkov | 418 | ret |
1 | ha | 419 | |
1306 | Lrz | 420 | ; * eax = 64 - номер функции |
421 | ; * ebx = 1 - единственная подфункция |
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422 | ; * ecx = новый размер памяти |
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423 | ;Возвращаемое значение: |
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424 | ; * eax = 0 - успешно |
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425 | ; * eax = 1 - недостаточно памяти |
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426 | |||
1 | ha | 427 | sys_resize_app_memory: |
1306 | Lrz | 428 | ; ebx = 1 - resize |
429 | ; ecx = new amount of memory |
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1 | ha | 430 | |
1306 | Lrz | 431 | ; cmp eax,1 |
432 | dec ebx |
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433 | jnz .no_application_mem_resize |
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1307 | Lrz | 434 | stdcall new_mem_resize, ecx |
1306 | Lrz | 435 | mov [esp+32], eax |
164 | serge | 436 | .no_application_mem_resize: |
1056 | Galkov | 437 | ret |
1 | ha | 438 | |
439 | iglobal |
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1056 | Galkov | 440 | ; process_terminating db 'K : Process - terminating',13,10,0 |
441 | ; process_terminated db 'K : Process - done',13,10,0 |
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442 | msg_obj_destroy db 'K : destroy app object',13,10,0 |
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1 | ha | 443 | endg |
444 | |||
329 | serge | 445 | ; param |
446 | ; esi= slot |
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1 | ha | 447 | |
448 | terminate: ; terminate application |
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449 | |||
1056 | Galkov | 450 | .slot equ esp ;locals |
329 | serge | 451 | |
1056 | Galkov | 452 | push esi ;save .slot |
334 | serge | 453 | |
1056 | Galkov | 454 | shl esi, 8 |
455 | cmp [SLOT_BASE+esi+APPDATA.dir_table], 0 |
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456 | jne @F |
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457 | pop esi |
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458 | shl esi, 5 |
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459 | mov [CURRENT_TASK+esi+TASKDATA.state], 9 |
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460 | ret |
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334 | serge | 461 | @@: |
1056 | Galkov | 462 | ;mov esi,process_terminating |
463 | ;call sys_msg_board_str |
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40 | halyavin | 464 | @@: |
1056 | Galkov | 465 | cli |
466 | cmp [application_table_status],0 |
||
467 | je term9 |
||
468 | sti |
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469 | call change_task |
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470 | jmp @b |
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329 | serge | 471 | term9: |
1056 | Galkov | 472 | call set_application_table_status |
1 | ha | 473 | |
709 | diamond | 474 | ; if the process is in V86 mode... |
1056 | Galkov | 475 | mov eax, [.slot] |
476 | shl eax, 8 |
||
477 | mov esi, [eax+SLOT_BASE+APPDATA.pl0_stack] |
||
478 | add esi, RING0_STACK_SIZE |
||
479 | cmp [eax+SLOT_BASE+APPDATA.saved_esp0], esi |
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480 | jz .nov86 |
||
709 | diamond | 481 | ; ...it has page directory for V86 mode |
1056 | Galkov | 482 | mov esi, [eax+SLOT_BASE+APPDATA.saved_esp0] |
483 | mov ecx, [esi+4] |
||
484 | mov [eax+SLOT_BASE+APPDATA.dir_table], ecx |
||
709 | diamond | 485 | ; ...and I/O permission map for V86 mode |
1056 | Galkov | 486 | mov ecx, [esi+12] |
487 | mov [eax+SLOT_BASE+APPDATA.io_map], ecx |
||
488 | mov ecx, [esi+8] |
||
489 | mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx |
||
709 | diamond | 490 | .nov86: |
491 | |||
1056 | Galkov | 492 | mov esi, [.slot] |
493 | shl esi,8 |
||
494 | add esi, SLOT_BASE+APP_OBJ_OFFSET |
||
329 | serge | 495 | @@: |
1056 | Galkov | 496 | mov eax, [esi+APPOBJ.fd] |
497 | test eax, eax |
||
498 | jz @F |
||
334 | serge | 499 | |
1056 | Galkov | 500 | cmp eax, esi |
501 | je @F |
||
164 | serge | 502 | |
1056 | Galkov | 503 | push esi |
504 | call [eax+APPOBJ.destroy] |
||
505 | DEBUGF 1,"%s",msg_obj_destroy |
||
506 | pop esi |
||
507 | jmp @B |
||
329 | serge | 508 | @@: |
1311 | diamond | 509 | |
1056 | Galkov | 510 | mov eax, [.slot] |
511 | shl eax, 8 |
||
1311 | diamond | 512 | stdcall destroy_app_space, [SLOT_BASE+eax+APPDATA.dir_table], [SLOT_BASE+eax+APPDATA.dlls_list_ptr] |
1 | ha | 513 | |
1056 | Galkov | 514 | mov esi, [.slot] |
515 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
||
516 | jne @F |
||
164 | serge | 517 | |
1056 | Galkov | 518 | mov [fpu_owner],1 |
519 | mov eax, [256+SLOT_BASE+APPDATA.fpu_state] |
||
520 | clts |
||
521 | bt [cpu_caps], CAPS_SSE |
||
522 | jnc .no_SSE |
||
523 | fxrstor [eax] |
||
524 | jmp @F |
||
203 | serge | 525 | .no_SSE: |
1056 | Galkov | 526 | fnclex |
527 | frstor [eax] |
||
357 | serge | 528 | @@: |
203 | serge | 529 | |
1056 | Galkov | 530 | mov [KEY_COUNT],byte 0 ; empty keyboard buffer |
531 | mov [BTN_COUNT],byte 0 ; empty button buffer |
||
1 | ha | 532 | |
533 | |||
92 | diamond | 534 | ; remove defined hotkeys |
1056 | Galkov | 535 | mov eax, hotkey_list |
92 | diamond | 536 | .loop: |
1056 | Galkov | 537 | cmp [eax+8], esi |
538 | jnz .cont |
||
539 | mov ecx, [eax] |
||
540 | jecxz @f |
||
541 | push dword [eax+12] |
||
542 | pop dword [ecx+12] |
||
92 | diamond | 543 | @@: |
1056 | Galkov | 544 | mov ecx, [eax+12] |
545 | push dword [eax] |
||
546 | pop dword [ecx] |
||
547 | xor ecx, ecx |
||
548 | mov [eax], ecx |
||
549 | mov [eax+4], ecx |
||
550 | mov [eax+8], ecx |
||
551 | mov [eax+12], ecx |
||
92 | diamond | 552 | .cont: |
1056 | Galkov | 553 | add eax, 16 |
554 | cmp eax, hotkey_list+256*16 |
||
555 | jb .loop |
||
92 | diamond | 556 | ; remove hotkeys in buffer |
1056 | Galkov | 557 | mov eax, hotkey_buffer |
92 | diamond | 558 | .loop2: |
1056 | Galkov | 559 | cmp [eax], esi |
560 | jnz .cont2 |
||
561 | and dword [eax+4], 0 |
||
562 | and dword [eax], 0 |
||
92 | diamond | 563 | .cont2: |
1056 | Galkov | 564 | add eax, 8 |
565 | cmp eax, hotkey_buffer+120*8 |
||
566 | jb .loop2 |
||
92 | diamond | 567 | |
1056 | Galkov | 568 | mov ecx,esi ; remove buttons |
1 | ha | 569 | bnewba2: |
381 | serge | 570 | mov edi,[BTN_ADDR] |
1 | ha | 571 | mov eax,edi |
572 | cld |
||
573 | movzx ebx,word [edi] |
||
574 | inc bx |
||
575 | bnewba: |
||
576 | dec bx |
||
1056 | Galkov | 577 | jz bnmba |
1 | ha | 578 | add eax,0x10 |
579 | cmp cx,[eax] |
||
580 | jnz bnewba |
||
581 | pusha |
||
582 | mov ecx,ebx |
||
583 | inc ecx |
||
584 | shl ecx,4 |
||
585 | mov ebx,eax |
||
586 | add eax,0x10 |
||
587 | call memmove |
||
588 | dec dword [edi] |
||
589 | popa |
||
590 | jmp bnewba2 |
||
591 | bnmba: |
||
592 | |||
593 | pusha ; save window coordinates for window restoring |
||
594 | cld |
||
595 | shl esi,5 |
||
596 | add esi,window_data |
||
114 | mikedld | 597 | mov eax,[esi+WDATA.box.left] |
1362 | mikedld | 598 | mov [draw_limits.left],eax |
114 | mikedld | 599 | add eax,[esi+WDATA.box.width] |
1362 | mikedld | 600 | mov [draw_limits.right],eax |
114 | mikedld | 601 | mov eax,[esi+WDATA.box.top] |
1362 | mikedld | 602 | mov [draw_limits.top],eax |
114 | mikedld | 603 | add eax,[esi+WDATA.box.height] |
1362 | mikedld | 604 | mov [draw_limits.bottom],eax |
1 | ha | 605 | |
142 | diamond | 606 | xor eax, eax |
607 | mov [esi+WDATA.box.left],eax |
||
608 | mov [esi+WDATA.box.width],eax |
||
114 | mikedld | 609 | mov [esi+WDATA.box.top],eax |
142 | diamond | 610 | mov [esi+WDATA.box.height],eax |
115 | poddubny | 611 | mov [esi+WDATA.cl_workarea],eax |
612 | mov [esi+WDATA.cl_titlebar],eax |
||
613 | mov [esi+WDATA.cl_frames],eax |
||
614 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
||
102 | poddubny | 615 | lea edi, [esi-window_data+draw_data] |
1 | ha | 616 | mov ecx,32/4 |
617 | rep stosd |
||
618 | popa |
||
619 | |||
40 | halyavin | 620 | ; debuggee test |
621 | pushad |
||
622 | mov edi, esi |
||
623 | shl edi, 5 |
||
380 | serge | 624 | mov eax, [SLOT_BASE+edi*8+APPDATA.debugger_slot] |
40 | halyavin | 625 | test eax, eax |
1056 | Galkov | 626 | jz .nodebug |
40 | halyavin | 627 | push 8 |
628 | pop ecx |
||
1056 | Galkov | 629 | push dword [CURRENT_TASK+edi+TASKDATA.pid] ; PID |
40 | halyavin | 630 | push 2 |
631 | call debugger_notify |
||
632 | pop ecx |
||
633 | pop ecx |
||
634 | .nodebug: |
||
635 | popad |
||
636 | |||
1056 | Galkov | 637 | mov ebx, [.slot] |
638 | shl ebx, 8 |
||
639 | push ebx |
||
640 | mov ebx,[SLOT_BASE+ebx+APPDATA.pl0_stack] |
||
1 | ha | 641 | |
1056 | Galkov | 642 | stdcall kernel_free, ebx |
1 | ha | 643 | |
1056 | Galkov | 644 | pop ebx |
645 | mov ebx,[SLOT_BASE+ebx+APPDATA.cur_dir] |
||
646 | stdcall kernel_free, ebx |
||
521 | diamond | 647 | |
1056 | Galkov | 648 | mov edi, [.slot] |
649 | shl edi,8 |
||
650 | add edi,SLOT_BASE |
||
465 | serge | 651 | |
1056 | Galkov | 652 | mov eax, [edi+APPDATA.io_map] |
1310 | diamond | 653 | cmp eax, [SLOT_BASE+256+APPDATA.io_map] |
1056 | Galkov | 654 | je @F |
655 | call free_page |
||
465 | serge | 656 | @@: |
1056 | Galkov | 657 | mov eax, [edi+APPDATA.io_map+4] |
1310 | diamond | 658 | cmp eax, [SLOT_BASE+256+APPDATA.io_map+4] |
1056 | Galkov | 659 | je @F |
660 | call free_page |
||
465 | serge | 661 | @@: |
1056 | Galkov | 662 | mov eax, 0x20202020 |
663 | stosd |
||
664 | stosd |
||
665 | stosd |
||
666 | mov ecx,244/4 |
||
667 | xor eax, eax |
||
668 | rep stosd |
||
1 | ha | 669 | |
102 | poddubny | 670 | ; activate window |
1056 | Galkov | 671 | movzx eax, word [WIN_STACK + esi*2] |
672 | cmp eax, [TASK_COUNT] |
||
673 | jne .dont_activate |
||
674 | pushad |
||
102 | poddubny | 675 | .check_next_window: |
1056 | Galkov | 676 | dec eax |
677 | cmp eax, 1 |
||
678 | jbe .nothing_to_activate |
||
679 | lea esi, [WIN_POS+eax*2] |
||
680 | movzx edi, word [esi] ; edi = process |
||
681 | shl edi, 5 |
||
682 | cmp [CURRENT_TASK + edi + TASKDATA.state], byte 9 ; skip dead slots |
||
683 | je .check_next_window |
||
684 | add edi, window_data |
||
154 | diamond | 685 | ; \begin{diamond}[19.09.2006] |
686 | ; skip minimized windows |
||
1056 | Galkov | 687 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
688 | jnz .check_next_window |
||
154 | diamond | 689 | ; \end{diamond} |
1056 | Galkov | 690 | call waredraw |
102 | poddubny | 691 | .nothing_to_activate: |
1056 | Galkov | 692 | popad |
102 | poddubny | 693 | .dont_activate: |
694 | |||
1056 | Galkov | 695 | push esi ; remove hd1 & cd & flp reservation |
696 | shl esi, 5 |
||
697 | mov esi, [esi+CURRENT_TASK+TASKDATA.pid] |
||
698 | cmp [hd1_status], esi |
||
699 | jnz @f |
||
700 | call free_hd_channel |
||
1306 | Lrz | 701 | and [hd1_status], 0 |
92 | diamond | 702 | @@: |
1056 | Galkov | 703 | cmp [cd_status], esi |
704 | jnz @f |
||
705 | call free_cd_channel |
||
1306 | Lrz | 706 | and [cd_status], 0 |
92 | diamond | 707 | @@: |
1056 | Galkov | 708 | cmp [flp_status], esi |
709 | jnz @f |
||
1306 | Lrz | 710 | and [flp_status], 0 |
92 | diamond | 711 | @@: |
1056 | Galkov | 712 | pop esi |
713 | cmp [bgrlockpid], esi |
||
714 | jnz @f |
||
715 | and [bgrlockpid], 0 |
||
1306 | Lrz | 716 | and [bgrlock], 0 |
546 | diamond | 717 | @@: |
1 | ha | 718 | |
719 | pusha ; remove all irq reservations |
||
92 | diamond | 720 | mov eax,esi |
115 | poddubny | 721 | shl eax, 5 |
379 | serge | 722 | mov eax,[eax+CURRENT_TASK+TASKDATA.pid] |
1 | ha | 723 | mov edi,irq_owner |
774 | Rus | 724 | xor ebx, ebx |
725 | xor edx, edx |
||
1 | ha | 726 | newirqfree: |
774 | Rus | 727 | cmp [edi + 4 * ebx], eax |
1 | ha | 728 | jne nofreeirq |
1056 | Galkov | 729 | mov [edi + 4 * ebx], edx ; remove irq reservation |
730 | mov [irq_tab + 4 * ebx], edx ; remove irq handler |
||
731 | mov [irq_rights + 4 * ebx], edx ; set access rights to full access |
||
1 | ha | 732 | nofreeirq: |
774 | Rus | 733 | inc ebx |
734 | cmp ebx, 16 |
||
1056 | Galkov | 735 | jb newirqfree |
1 | ha | 736 | popa |
737 | |||
1056 | Galkov | 738 | pusha ; remove all port reservations |
1 | ha | 739 | mov edx,esi |
115 | poddubny | 740 | shl edx, 5 |
379 | serge | 741 | add edx,CURRENT_TASK |
115 | poddubny | 742 | mov edx,[edx+TASKDATA.pid] |
1 | ha | 743 | |
744 | rmpr0: |
||
745 | |||
381 | serge | 746 | mov esi,[RESERVED_PORTS] |
1 | ha | 747 | |
1306 | Lrz | 748 | test esi,esi |
749 | jz rmpr9 |
||
1 | ha | 750 | |
751 | rmpr3: |
||
752 | |||
753 | mov edi,esi |
||
754 | shl edi,4 |
||
381 | serge | 755 | add edi,RESERVED_PORTS |
1 | ha | 756 | |
757 | cmp edx,[edi] |
||
1056 | Galkov | 758 | je rmpr4 |
1 | ha | 759 | |
760 | dec esi |
||
761 | jnz rmpr3 |
||
762 | |||
763 | jmp rmpr9 |
||
764 | |||
765 | rmpr4: |
||
766 | |||
767 | mov ecx,256 |
||
768 | sub ecx,esi |
||
769 | shl ecx,4 |
||
770 | |||
771 | mov esi,edi |
||
772 | add esi,16 |
||
773 | cld |
||
774 | rep movsb |
||
775 | |||
381 | serge | 776 | dec dword [RESERVED_PORTS] |
1 | ha | 777 | |
778 | jmp rmpr0 |
||
779 | |||
780 | rmpr9: |
||
781 | |||
782 | popa |
||
1056 | Galkov | 783 | mov edi,esi ; do not run this process slot |
6 | poddubny | 784 | shl edi, 5 |
379 | serge | 785 | mov [edi+CURRENT_TASK + TASKDATA.state],byte 9 |
40 | halyavin | 786 | ; debugger test - terminate all debuggees |
787 | mov eax, 2 |
||
380 | serge | 788 | mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot |
40 | halyavin | 789 | .xd0: |
379 | serge | 790 | cmp eax, [TASK_COUNT] |
1056 | Galkov | 791 | ja .xd1 |
40 | halyavin | 792 | cmp dword [ecx], esi |
793 | jnz @f |
||
794 | and dword [ecx], 0 |
||
795 | pushad |
||
684 | diamond | 796 | xchg eax, ecx |
797 | mov ebx, 2 |
||
40 | halyavin | 798 | call sys_system |
799 | popad |
||
800 | @@: |
||
801 | inc eax |
||
802 | add ecx, 0x100 |
||
803 | jmp .xd0 |
||
804 | .xd1: |
||
1 | ha | 805 | ; call systest |
806 | sti ; .. and life goes on |
||
807 | |||
1362 | mikedld | 808 | mov eax, [draw_limits.left] |
809 | mov ebx, [draw_limits.top] |
||
810 | mov ecx, [draw_limits.right] |
||
811 | mov edx, [draw_limits.bottom] |
||
1 | ha | 812 | call calculatescreen |
813 | xor eax, eax |
||
814 | xor esi, esi |
||
815 | call redrawscreen |
||
816 | |||
381 | serge | 817 | mov [MOUSE_BACKGROUND],byte 0 ; no mouse background |
818 | mov [DONT_DRAW_MOUSE],byte 0 ; draw mouse |
||
1 | ha | 819 | |
1306 | Lrz | 820 | and [application_table_status],0 |
506 | mikedld | 821 | ;mov esi,process_terminated |
822 | ;call sys_msg_board_str |
||
357 | serge | 823 | add esp, 4 |
1 | ha | 824 | ret |
345 | serge | 825 | restore .slot |
1 | ha | 826 | |
827 | iglobal |
||
1056 | Galkov | 828 | boot_sched_1 db 'Building gdt tss pointer',0 |
829 | boot_sched_2 db 'Building IDT table',0 |
||
1 | ha | 830 | endg |
831 | |||
832 | |||
833 | build_scheduler: |
||
834 | |||
1056 | Galkov | 835 | mov esi,boot_sched_1 |
836 | call boot_log |
||
465 | serge | 837 | ; call build_process_gdt_tss_pointer |
1 | ha | 838 | |
465 | serge | 839 | ; mov esi,boot_sched_2 |
840 | ; call boot_log |
||
1 | ha | 841 | |
1056 | Galkov | 842 | ret |