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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: 1310 $ |
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: |
1056 | Galkov | 194 | mov edx,[TASK_BASE] ;not scratched below |
195 | DEBUGF 1, "K : Process - forced terminate PID: %x\n", [edx+TASKDATA.pid] |
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196 | cmp bl, 0x08 |
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197 | jb .l0 |
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198 | cmp bl, 0x0e |
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199 | jbe .l1 |
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200 | .l0: mov bl, 0x09 |
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1074 | Galkov | 201 | .l1: mov eax,[msg_fault_sel+ebx*4 - 0x08*4] |
1056 | Galkov | 202 | DEBUGF 1, "K : %s\n", eax |
203 | mov eax, [reg_cs3+4] |
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204 | mov edi, msg_sel_app |
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205 | mov ebx, [reg_esp3+4] |
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206 | cmp eax, app_code |
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207 | je @f |
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208 | mov edi, msg_sel_ker |
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209 | mov ebx, [reg_esp0+4] |
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210 | @@: DEBUGF 1, "K : EAX : %x EBX : %x ECX : %x\n", [reg_eax+4], [reg_ebx+4], [reg_ecx+4] |
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211 | DEBUGF 1, "K : EDX : %x ESI : %x EDI : %x\n", [reg_edx+4], [reg_esi+4], [reg_edi+4] |
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212 | DEBUGF 1, "K : EBP : %x EIP : %x ESP : %x\n", [reg_ebp+4], [reg_eip+4], ebx |
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213 | DEBUGF 1, "K : Flags : %x CS : %x (%s)\n", [reg_eflags+4], eax, edi |
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214 | ret |
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658 | Ghost | 215 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
164 | serge | 216 | |
1056 | Galkov | 217 | restore reg_ss |
218 | restore reg_esp3 |
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219 | restore reg_eflags |
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220 | restore reg_cs |
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221 | restore reg_eip |
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222 | restore reg_eax |
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223 | restore reg_ecx |
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224 | restore reg_edx |
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225 | restore reg_ebx |
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226 | restore reg_esp0 |
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227 | restore reg_ebp |
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228 | restore reg_esi |
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229 | restore reg_edi |
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16 | poddubny | 230 | |
6 | poddubny | 231 | ; irq1 -> hid/keyboard.inc |
1056 | Galkov | 232 | macro irqh [num] { |
8 | poddubny | 233 | p_irq#num : |
1056 | Galkov | 234 | mov edi, num |
235 | jmp irqhandler |
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8 | poddubny | 236 | } |
1 | ha | 237 | |
238 | |||
11 | poddubny | 239 | |
240 | p_irq6: |
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980 | diamond | 241 | save_ring3_context |
242 | mov ax, app_data ;os_data |
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243 | mov ds, ax |
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244 | mov es, ax |
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982 | diamond | 245 | mov edi, 6 |
980 | diamond | 246 | cmp [v86_irqhooks+edi*8], 0 |
247 | jnz v86_irq2 |
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248 | call fdc_irq |
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249 | call ready_for_next_irq |
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250 | restore_ring3_context |
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251 | iret |
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15 | poddubny | 252 | |
253 | |||
160 | diamond | 254 | p_irq14: |
1056 | Galkov | 255 | save_ring3_context |
256 | mov ax, app_data ;os_data |
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257 | mov ds, ax |
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258 | mov es, ax |
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259 | mov edi, 14 |
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260 | cmp [v86_irqhooks+edi*8], 0 |
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261 | jnz v86_irq2 |
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262 | ; mov byte [BOOT_VAR + 0x48E], 0xFF |
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263 | call [irq14_func] |
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264 | call ready_for_next_irq_1 |
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265 | restore_ring3_context |
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266 | iret |
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160 | diamond | 267 | p_irq15: |
1056 | Galkov | 268 | save_ring3_context |
269 | mov ax, app_data ;os_data |
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270 | mov ds, ax |
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271 | mov es, ax |
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272 | mov edi, 15 |
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273 | cmp [v86_irqhooks+edi*8], 0 |
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274 | jnz v86_irq2 |
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275 | ; mov byte [BOOT_VAR + 0x48E], 0xFF |
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276 | call [irq15_func] |
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277 | call ready_for_next_irq_1 |
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278 | restore_ring3_context |
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279 | iret |
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160 | diamond | 280 | |
33 | mario79 | 281 | ready_for_next_irq: |
1306 | Lrz | 282 | mov eax,5 |
283 | mov [check_idle_semaphore],eax |
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284 | ; mov al, 0x20 |
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285 | add eax,(0x20-0x5) |
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286 | |||
1056 | Galkov | 287 | out 0x20, al |
288 | ret |
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1306 | Lrz | 289 | ;destroy eax |
33 | mario79 | 290 | ready_for_next_irq_1: |
1306 | Lrz | 291 | mov eax,5 |
292 | mov [check_idle_semaphore],eax |
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293 | ; mov al, 0x20 |
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294 | add eax,(0x20-0x5) |
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1056 | Galkov | 295 | out 0xa0,al |
296 | out 0x20, al |
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297 | ret |
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33 | mario79 | 298 | |
6 | poddubny | 299 | irqD: |
1056 | Galkov | 300 | push eax |
1306 | Lrz | 301 | xor eax,eax |
1056 | Galkov | 302 | out 0xf0,al |
303 | mov al,0x20 |
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304 | out 0xa0,al |
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305 | out 0x20,al |
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306 | pop eax |
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307 | iret |
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164 | serge | 308 | |
1 | ha | 309 | |
1056 | Galkov | 310 | irqh 2,3,4,5,7,8,9,10,11 |
40 | halyavin | 311 | |
1 | ha | 312 | irqhandler: |
313 | |||
1056 | Galkov | 314 | mov esi,edi ; 1 |
315 | shl esi,6 ; 1 |
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1 | ha | 316 | add esi,irq00read ; 1 |
1056 | Galkov | 317 | shl edi,12 ; 1 |
381 | serge | 318 | add edi,IRQ_SAVE |
75 | diamond | 319 | mov ecx,16 |
1 | ha | 320 | |
321 | irqnewread: |
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75 | diamond | 322 | dec ecx |
323 | js irqover |
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1 | ha | 324 | |
1056 | Galkov | 325 | movzx edx, word [esi] ; 2+ |
1 | ha | 326 | |
1056 | Galkov | 327 | test edx, edx ; 1 |
1 | ha | 328 | jz irqover |
329 | |||
330 | |||
1056 | Galkov | 331 | mov ebx, [edi] ; address of begin of buffer in edi ; + 0x0 dword - data size |
332 | mov eax, 4000 ; + 0x4 dword - data begin offset |
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759 | Rus | 333 | cmp ebx, eax |
1 | ha | 334 | je irqfull |
1056 | Galkov | 335 | add ebx, [edi + 0x4] ; add data size to data begin offset |
336 | cmp ebx, eax ; if end of buffer, begin cycle again |
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759 | Rus | 337 | jb @f |
1 | ha | 338 | |
759 | Rus | 339 | xor ebx, ebx |
1 | ha | 340 | |
759 | Rus | 341 | @@: |
342 | add ebx, edi |
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1056 | Galkov | 343 | movzx eax, byte[esi + 3] ; get type of data being received 1 - byte, 2 - word |
759 | Rus | 344 | dec eax |
345 | jz irqbyte |
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346 | dec eax |
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347 | jnz noirqword |
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1 | ha | 348 | |
759 | Rus | 349 | in ax,dx |
1056 | Galkov | 350 | cmp ebx, 3999 ; check for address odd in the end of buffer |
759 | Rus | 351 | jne .odd |
352 | mov [ebx + 0x10], ax |
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353 | jmp .add_size |
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354 | .odd: |
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1056 | Galkov | 355 | mov [ebx + 0x10], al ; I could make mistake here :) |
759 | Rus | 356 | mov [edi + 0x10], ah |
357 | .add_size: |
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358 | add dword [edi], 2 |
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359 | jmp nextport |
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1 | ha | 360 | |
361 | |||
759 | Rus | 362 | irqbyte: |
363 | in al,dx |
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364 | mov [ebx + 0x10],al |
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365 | inc dword [edi] |
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366 | nextport: |
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1 | ha | 367 | add esi,4 |
368 | jmp irqnewread |
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369 | |||
759 | Rus | 370 | |
1 | ha | 371 | noirqword: |
372 | irqfull: |
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373 | irqover: |
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374 | |||
375 | ret |
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376 | |||
377 | |||
378 | |||
379 | set_application_table_status: |
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1056 | Galkov | 380 | push eax |
1 | ha | 381 | |
1056 | Galkov | 382 | mov eax,[CURRENT_TASK] |
383 | shl eax, 5 |
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384 | add eax,CURRENT_TASK+TASKDATA.pid |
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385 | mov eax,[eax] |
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1 | ha | 386 | |
1056 | Galkov | 387 | mov [application_table_status],eax |
1 | ha | 388 | |
1056 | Galkov | 389 | pop eax |
1 | ha | 390 | |
1056 | Galkov | 391 | ret |
1 | ha | 392 | |
393 | |||
394 | clear_application_table_status: |
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1056 | Galkov | 395 | push eax |
1 | ha | 396 | |
1056 | Galkov | 397 | mov eax,[CURRENT_TASK] |
398 | shl eax, 5 |
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399 | add eax,CURRENT_TASK+TASKDATA.pid |
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400 | mov eax,[eax] |
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1 | ha | 401 | |
1056 | Galkov | 402 | cmp eax,[application_table_status] |
403 | jne apptsl1 |
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1306 | Lrz | 404 | xor eax,eax |
405 | mov [application_table_status],eax |
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1 | ha | 406 | apptsl1: |
407 | |||
1056 | Galkov | 408 | pop eax |
1 | ha | 409 | |
1056 | Galkov | 410 | ret |
1 | ha | 411 | |
1306 | Lrz | 412 | ; * eax = 64 - номер функции |
413 | ; * ebx = 1 - единственная подфункция |
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414 | ; * ecx = новый размер памяти |
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415 | ;Возвращаемое значение: |
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416 | ; * eax = 0 - успешно |
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417 | ; * eax = 1 - недостаточно памяти |
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418 | |||
1 | ha | 419 | sys_resize_app_memory: |
1306 | Lrz | 420 | ; ebx = 1 - resize |
421 | ; ecx = new amount of memory |
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1 | ha | 422 | |
1306 | Lrz | 423 | ; cmp eax,1 |
424 | dec ebx |
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425 | jnz .no_application_mem_resize |
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1307 | Lrz | 426 | stdcall new_mem_resize, ecx |
1306 | Lrz | 427 | mov [esp+32], eax |
164 | serge | 428 | .no_application_mem_resize: |
1056 | Galkov | 429 | ret |
1 | ha | 430 | |
431 | sys_threads: |
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432 | |||
433 | ; eax=1 create thread |
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434 | ; |
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435 | ; ebx=thread start |
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436 | ; ecx=thread stack value |
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437 | ; |
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438 | ; on return : eax = pid |
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439 | jmp new_sys_threads |
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440 | |||
441 | iglobal |
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1056 | Galkov | 442 | ; process_terminating db 'K : Process - terminating',13,10,0 |
443 | ; process_terminated db 'K : Process - done',13,10,0 |
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444 | msg_obj_destroy db 'K : destroy app object',13,10,0 |
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1 | ha | 445 | endg |
446 | |||
329 | serge | 447 | ; param |
448 | ; esi= slot |
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1 | ha | 449 | |
450 | terminate: ; terminate application |
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451 | |||
1056 | Galkov | 452 | .slot equ esp ;locals |
329 | serge | 453 | |
1056 | Galkov | 454 | push esi ;save .slot |
334 | serge | 455 | |
1056 | Galkov | 456 | shl esi, 8 |
457 | cmp [SLOT_BASE+esi+APPDATA.dir_table], 0 |
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458 | jne @F |
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459 | pop esi |
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460 | shl esi, 5 |
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461 | mov [CURRENT_TASK+esi+TASKDATA.state], 9 |
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462 | ret |
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334 | serge | 463 | @@: |
1056 | Galkov | 464 | ;mov esi,process_terminating |
465 | ;call sys_msg_board_str |
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40 | halyavin | 466 | @@: |
1056 | Galkov | 467 | cli |
468 | cmp [application_table_status],0 |
||
469 | je term9 |
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470 | sti |
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471 | call change_task |
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472 | jmp @b |
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329 | serge | 473 | term9: |
1056 | Galkov | 474 | call set_application_table_status |
1 | ha | 475 | |
709 | diamond | 476 | ; if the process is in V86 mode... |
1056 | Galkov | 477 | mov eax, [.slot] |
478 | shl eax, 8 |
||
479 | mov esi, [eax+SLOT_BASE+APPDATA.pl0_stack] |
||
480 | add esi, RING0_STACK_SIZE |
||
481 | cmp [eax+SLOT_BASE+APPDATA.saved_esp0], esi |
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482 | jz .nov86 |
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709 | diamond | 483 | ; ...it has page directory for V86 mode |
1056 | Galkov | 484 | mov esi, [eax+SLOT_BASE+APPDATA.saved_esp0] |
485 | mov ecx, [esi+4] |
||
486 | mov [eax+SLOT_BASE+APPDATA.dir_table], ecx |
||
709 | diamond | 487 | ; ...and I/O permission map for V86 mode |
1056 | Galkov | 488 | mov ecx, [esi+12] |
489 | mov [eax+SLOT_BASE+APPDATA.io_map], ecx |
||
490 | mov ecx, [esi+8] |
||
491 | mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx |
||
709 | diamond | 492 | .nov86: |
493 | |||
1056 | Galkov | 494 | mov esi, [.slot] |
495 | shl esi,8 |
||
496 | add esi, SLOT_BASE+APP_OBJ_OFFSET |
||
329 | serge | 497 | @@: |
1056 | Galkov | 498 | mov eax, [esi+APPOBJ.fd] |
499 | test eax, eax |
||
500 | jz @F |
||
334 | serge | 501 | |
1056 | Galkov | 502 | cmp eax, esi |
503 | je @F |
||
164 | serge | 504 | |
1056 | Galkov | 505 | push esi |
506 | call [eax+APPOBJ.destroy] |
||
507 | DEBUGF 1,"%s",msg_obj_destroy |
||
508 | pop esi |
||
509 | jmp @B |
||
329 | serge | 510 | @@: |
1056 | Galkov | 511 | mov eax, [.slot] |
512 | shl eax, 8 |
||
513 | mov eax,[SLOT_BASE+eax+APPDATA.dir_table] |
||
514 | stdcall destroy_app_space, eax |
||
1 | ha | 515 | |
1056 | Galkov | 516 | mov esi, [.slot] |
517 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
||
518 | jne @F |
||
164 | serge | 519 | |
1056 | Galkov | 520 | mov [fpu_owner],1 |
521 | mov eax, [256+SLOT_BASE+APPDATA.fpu_state] |
||
522 | clts |
||
523 | bt [cpu_caps], CAPS_SSE |
||
524 | jnc .no_SSE |
||
525 | fxrstor [eax] |
||
526 | jmp @F |
||
203 | serge | 527 | .no_SSE: |
1056 | Galkov | 528 | fnclex |
529 | frstor [eax] |
||
357 | serge | 530 | @@: |
203 | serge | 531 | |
1056 | Galkov | 532 | mov [KEY_COUNT],byte 0 ; empty keyboard buffer |
533 | mov [BTN_COUNT],byte 0 ; empty button buffer |
||
1 | ha | 534 | |
535 | |||
92 | diamond | 536 | ; remove defined hotkeys |
1056 | Galkov | 537 | mov eax, hotkey_list |
92 | diamond | 538 | .loop: |
1056 | Galkov | 539 | cmp [eax+8], esi |
540 | jnz .cont |
||
541 | mov ecx, [eax] |
||
542 | jecxz @f |
||
543 | push dword [eax+12] |
||
544 | pop dword [ecx+12] |
||
92 | diamond | 545 | @@: |
1056 | Galkov | 546 | mov ecx, [eax+12] |
547 | push dword [eax] |
||
548 | pop dword [ecx] |
||
549 | xor ecx, ecx |
||
550 | mov [eax], ecx |
||
551 | mov [eax+4], ecx |
||
552 | mov [eax+8], ecx |
||
553 | mov [eax+12], ecx |
||
92 | diamond | 554 | .cont: |
1056 | Galkov | 555 | add eax, 16 |
556 | cmp eax, hotkey_list+256*16 |
||
557 | jb .loop |
||
92 | diamond | 558 | ; remove hotkeys in buffer |
1056 | Galkov | 559 | mov eax, hotkey_buffer |
92 | diamond | 560 | .loop2: |
1056 | Galkov | 561 | cmp [eax], esi |
562 | jnz .cont2 |
||
563 | and dword [eax+4], 0 |
||
564 | and dword [eax], 0 |
||
92 | diamond | 565 | .cont2: |
1056 | Galkov | 566 | add eax, 8 |
567 | cmp eax, hotkey_buffer+120*8 |
||
568 | jb .loop2 |
||
92 | diamond | 569 | |
1056 | Galkov | 570 | mov ecx,esi ; remove buttons |
1 | ha | 571 | bnewba2: |
381 | serge | 572 | mov edi,[BTN_ADDR] |
1 | ha | 573 | mov eax,edi |
574 | cld |
||
575 | movzx ebx,word [edi] |
||
576 | inc bx |
||
577 | bnewba: |
||
578 | dec bx |
||
1056 | Galkov | 579 | jz bnmba |
1 | ha | 580 | add eax,0x10 |
581 | cmp cx,[eax] |
||
582 | jnz bnewba |
||
583 | pusha |
||
584 | mov ecx,ebx |
||
585 | inc ecx |
||
586 | shl ecx,4 |
||
587 | mov ebx,eax |
||
588 | add eax,0x10 |
||
589 | call memmove |
||
590 | dec dword [edi] |
||
591 | popa |
||
592 | jmp bnewba2 |
||
593 | bnmba: |
||
594 | |||
595 | pusha ; save window coordinates for window restoring |
||
596 | cld |
||
597 | shl esi,5 |
||
598 | add esi,window_data |
||
114 | mikedld | 599 | mov eax,[esi+WDATA.box.left] |
102 | poddubny | 600 | mov [dlx],eax |
114 | mikedld | 601 | add eax,[esi+WDATA.box.width] |
102 | poddubny | 602 | mov [dlxe],eax |
114 | mikedld | 603 | mov eax,[esi+WDATA.box.top] |
102 | poddubny | 604 | mov [dly],eax |
114 | mikedld | 605 | add eax,[esi+WDATA.box.height] |
102 | poddubny | 606 | mov [dlye],eax |
1 | ha | 607 | |
142 | diamond | 608 | xor eax, eax |
609 | mov [esi+WDATA.box.left],eax |
||
610 | mov [esi+WDATA.box.width],eax |
||
114 | mikedld | 611 | mov [esi+WDATA.box.top],eax |
142 | diamond | 612 | mov [esi+WDATA.box.height],eax |
115 | poddubny | 613 | mov [esi+WDATA.cl_workarea],eax |
614 | mov [esi+WDATA.cl_titlebar],eax |
||
615 | mov [esi+WDATA.cl_frames],eax |
||
616 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
||
102 | poddubny | 617 | lea edi, [esi-window_data+draw_data] |
1 | ha | 618 | mov ecx,32/4 |
619 | rep stosd |
||
620 | popa |
||
621 | |||
40 | halyavin | 622 | ; debuggee test |
623 | pushad |
||
624 | mov edi, esi |
||
625 | shl edi, 5 |
||
380 | serge | 626 | mov eax, [SLOT_BASE+edi*8+APPDATA.debugger_slot] |
40 | halyavin | 627 | test eax, eax |
1056 | Galkov | 628 | jz .nodebug |
40 | halyavin | 629 | push 8 |
630 | pop ecx |
||
1056 | Galkov | 631 | push dword [CURRENT_TASK+edi+TASKDATA.pid] ; PID |
40 | halyavin | 632 | push 2 |
633 | call debugger_notify |
||
634 | pop ecx |
||
635 | pop ecx |
||
636 | .nodebug: |
||
637 | popad |
||
638 | |||
1056 | Galkov | 639 | mov ebx, [.slot] |
640 | shl ebx, 8 |
||
641 | push ebx |
||
642 | mov ebx,[SLOT_BASE+ebx+APPDATA.pl0_stack] |
||
1 | ha | 643 | |
1056 | Galkov | 644 | stdcall kernel_free, ebx |
1 | ha | 645 | |
1056 | Galkov | 646 | pop ebx |
647 | mov ebx,[SLOT_BASE+ebx+APPDATA.cur_dir] |
||
648 | stdcall kernel_free, ebx |
||
521 | diamond | 649 | |
1056 | Galkov | 650 | mov edi, [.slot] |
651 | shl edi,8 |
||
652 | add edi,SLOT_BASE |
||
465 | serge | 653 | |
1056 | Galkov | 654 | mov eax, [edi+APPDATA.io_map] |
1310 | diamond | 655 | cmp eax, [SLOT_BASE+256+APPDATA.io_map] |
1056 | Galkov | 656 | je @F |
657 | call free_page |
||
465 | serge | 658 | @@: |
1056 | Galkov | 659 | mov eax, [edi+APPDATA.io_map+4] |
1310 | diamond | 660 | cmp eax, [SLOT_BASE+256+APPDATA.io_map+4] |
1056 | Galkov | 661 | je @F |
662 | call free_page |
||
465 | serge | 663 | @@: |
1056 | Galkov | 664 | mov eax, 0x20202020 |
665 | stosd |
||
666 | stosd |
||
667 | stosd |
||
668 | mov ecx,244/4 |
||
669 | xor eax, eax |
||
670 | rep stosd |
||
1 | ha | 671 | |
102 | poddubny | 672 | ; activate window |
1056 | Galkov | 673 | movzx eax, word [WIN_STACK + esi*2] |
674 | cmp eax, [TASK_COUNT] |
||
675 | jne .dont_activate |
||
676 | pushad |
||
102 | poddubny | 677 | .check_next_window: |
1056 | Galkov | 678 | dec eax |
679 | cmp eax, 1 |
||
680 | jbe .nothing_to_activate |
||
681 | lea esi, [WIN_POS+eax*2] |
||
682 | movzx edi, word [esi] ; edi = process |
||
683 | shl edi, 5 |
||
684 | cmp [CURRENT_TASK + edi + TASKDATA.state], byte 9 ; skip dead slots |
||
685 | je .check_next_window |
||
686 | add edi, window_data |
||
154 | diamond | 687 | ; \begin{diamond}[19.09.2006] |
688 | ; skip minimized windows |
||
1056 | Galkov | 689 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
690 | jnz .check_next_window |
||
154 | diamond | 691 | ; \end{diamond} |
1056 | Galkov | 692 | call waredraw |
102 | poddubny | 693 | .nothing_to_activate: |
1056 | Galkov | 694 | popad |
102 | poddubny | 695 | .dont_activate: |
696 | |||
1056 | Galkov | 697 | push esi ; remove hd1 & cd & flp reservation |
698 | shl esi, 5 |
||
699 | mov esi, [esi+CURRENT_TASK+TASKDATA.pid] |
||
700 | cmp [hd1_status], esi |
||
701 | jnz @f |
||
702 | call free_hd_channel |
||
1306 | Lrz | 703 | and [hd1_status], 0 |
92 | diamond | 704 | @@: |
1056 | Galkov | 705 | cmp [cd_status], esi |
706 | jnz @f |
||
707 | call free_cd_channel |
||
1306 | Lrz | 708 | and [cd_status], 0 |
92 | diamond | 709 | @@: |
1056 | Galkov | 710 | cmp [flp_status], esi |
711 | jnz @f |
||
1306 | Lrz | 712 | and [flp_status], 0 |
92 | diamond | 713 | @@: |
1056 | Galkov | 714 | pop esi |
715 | cmp [bgrlockpid], esi |
||
716 | jnz @f |
||
717 | and [bgrlockpid], 0 |
||
1306 | Lrz | 718 | and [bgrlock], 0 |
546 | diamond | 719 | @@: |
1 | ha | 720 | |
721 | pusha ; remove all irq reservations |
||
92 | diamond | 722 | mov eax,esi |
115 | poddubny | 723 | shl eax, 5 |
379 | serge | 724 | mov eax,[eax+CURRENT_TASK+TASKDATA.pid] |
1 | ha | 725 | mov edi,irq_owner |
774 | Rus | 726 | xor ebx, ebx |
727 | xor edx, edx |
||
1 | ha | 728 | newirqfree: |
774 | Rus | 729 | cmp [edi + 4 * ebx], eax |
1 | ha | 730 | jne nofreeirq |
1056 | Galkov | 731 | mov [edi + 4 * ebx], edx ; remove irq reservation |
732 | mov [irq_tab + 4 * ebx], edx ; remove irq handler |
||
733 | mov [irq_rights + 4 * ebx], edx ; set access rights to full access |
||
1 | ha | 734 | nofreeirq: |
774 | Rus | 735 | inc ebx |
736 | cmp ebx, 16 |
||
1056 | Galkov | 737 | jb newirqfree |
1 | ha | 738 | popa |
739 | |||
1056 | Galkov | 740 | pusha ; remove all port reservations |
1 | ha | 741 | mov edx,esi |
115 | poddubny | 742 | shl edx, 5 |
379 | serge | 743 | add edx,CURRENT_TASK |
115 | poddubny | 744 | mov edx,[edx+TASKDATA.pid] |
1 | ha | 745 | |
746 | rmpr0: |
||
747 | |||
381 | serge | 748 | mov esi,[RESERVED_PORTS] |
1 | ha | 749 | |
1306 | Lrz | 750 | test esi,esi |
751 | jz rmpr9 |
||
1 | ha | 752 | |
753 | rmpr3: |
||
754 | |||
755 | mov edi,esi |
||
756 | shl edi,4 |
||
381 | serge | 757 | add edi,RESERVED_PORTS |
1 | ha | 758 | |
759 | cmp edx,[edi] |
||
1056 | Galkov | 760 | je rmpr4 |
1 | ha | 761 | |
762 | dec esi |
||
763 | jnz rmpr3 |
||
764 | |||
765 | jmp rmpr9 |
||
766 | |||
767 | rmpr4: |
||
768 | |||
769 | mov ecx,256 |
||
770 | sub ecx,esi |
||
771 | shl ecx,4 |
||
772 | |||
773 | mov esi,edi |
||
774 | add esi,16 |
||
775 | cld |
||
776 | rep movsb |
||
777 | |||
381 | serge | 778 | dec dword [RESERVED_PORTS] |
1 | ha | 779 | |
780 | jmp rmpr0 |
||
781 | |||
782 | rmpr9: |
||
783 | |||
784 | popa |
||
1056 | Galkov | 785 | mov edi,esi ; do not run this process slot |
6 | poddubny | 786 | shl edi, 5 |
379 | serge | 787 | mov [edi+CURRENT_TASK + TASKDATA.state],byte 9 |
40 | halyavin | 788 | ; debugger test - terminate all debuggees |
789 | mov eax, 2 |
||
380 | serge | 790 | mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot |
40 | halyavin | 791 | .xd0: |
379 | serge | 792 | cmp eax, [TASK_COUNT] |
1056 | Galkov | 793 | ja .xd1 |
40 | halyavin | 794 | cmp dword [ecx], esi |
795 | jnz @f |
||
796 | and dword [ecx], 0 |
||
797 | pushad |
||
684 | diamond | 798 | xchg eax, ecx |
799 | mov ebx, 2 |
||
40 | halyavin | 800 | call sys_system |
801 | popad |
||
802 | @@: |
||
803 | inc eax |
||
804 | add ecx, 0x100 |
||
805 | jmp .xd0 |
||
806 | .xd1: |
||
1 | ha | 807 | ; call systest |
808 | sti ; .. and life goes on |
||
809 | |||
112 | poddubny | 810 | mov eax, [dlx] |
811 | mov ebx, [dly] |
||
812 | mov ecx, [dlxe] |
||
813 | mov edx, [dlye] |
||
1 | ha | 814 | call calculatescreen |
815 | xor eax, eax |
||
816 | xor esi, esi |
||
817 | call redrawscreen |
||
818 | |||
381 | serge | 819 | mov [MOUSE_BACKGROUND],byte 0 ; no mouse background |
820 | mov [DONT_DRAW_MOUSE],byte 0 ; draw mouse |
||
1 | ha | 821 | |
1306 | Lrz | 822 | and [application_table_status],0 |
506 | mikedld | 823 | ;mov esi,process_terminated |
824 | ;call sys_msg_board_str |
||
357 | serge | 825 | add esp, 4 |
1 | ha | 826 | ret |
345 | serge | 827 | restore .slot |
1 | ha | 828 | |
829 | iglobal |
||
1056 | Galkov | 830 | boot_sched_1 db 'Building gdt tss pointer',0 |
831 | boot_sched_2 db 'Building IDT table',0 |
||
1 | ha | 832 | endg |
833 | |||
834 | |||
835 | build_scheduler: |
||
836 | |||
1056 | Galkov | 837 | mov esi,boot_sched_1 |
838 | call boot_log |
||
465 | serge | 839 | ; call build_process_gdt_tss_pointer |
1 | ha | 840 | |
465 | serge | 841 | ; mov esi,boot_sched_2 |
842 | ; call boot_log |
||
1 | ha | 843 | |
1056 | Galkov | 844 | ret |