Rev 3487 | Only display areas with differences | Regard whitespace | Details | Blame | Last modification | View Log | RSS feed
Rev 3487 | Rev 3531 | ||
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1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
2 | ;; ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;; |
3 | ;; Copyright (C) KolibriOS team 2004-2008. All rights reserved. ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
4 | ;; Distributed under terms of the GNU General Public License ;; |
5 | ;; ;; |
5 | ;; ;; |
6 | ;; ;; |
6 | ;; ;; |
7 | ;; MenuetOS process management, protected ring3 ;; |
7 | ;; MenuetOS process management, protected ring3 ;; |
8 | ;; ;; |
8 | ;; ;; |
9 | ;; Distributed under GPL. See file COPYING for details. ;; |
9 | ;; Distributed under GPL. See file COPYING for details. ;; |
10 | ;; Copyright 2003 Ville Turjanmaa ;; |
10 | ;; Copyright 2003 Ville Turjanmaa ;; |
11 | ;; ;; |
11 | ;; ;; |
12 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
12 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
13 | 13 | ||
14 | $Revision: 3487 $ |
14 | $Revision: 3531 $ |
15 | 15 | ||
16 | 16 | ||
17 | align 4 ;3A08 |
17 | align 4 ;3A08 |
18 | build_interrupt_table: |
18 | build_interrupt_table: |
19 | mov edi, idts |
19 | mov edi, idts |
20 | mov esi, sys_int |
20 | mov esi, sys_int |
21 | mov ecx, 0x40 |
21 | mov ecx, 0x40 |
22 | mov eax, (10001110b shl 24) + os_code |
22 | mov eax, (10001110b shl 24) + os_code |
23 | @@: movsw ;low word of code-entry |
23 | @@: movsw ;low word of code-entry |
24 | stosd ;interrupt gate type : os_code selector |
24 | stosd ;interrupt gate type : os_code selector |
25 | movsw ;high word of code-entry |
25 | movsw ;high word of code-entry |
26 | loop @b |
26 | loop @b |
27 | movsd ;copy low dword of trap gate for int 0x40 |
27 | movsd ;copy low dword of trap gate for int 0x40 |
28 | movsd ;copy high dword of trap gate for int 0x40 |
28 | movsd ;copy high dword of trap gate for int 0x40 |
29 | lidt [esi] |
29 | lidt [esi] |
30 | ret |
30 | ret |
31 | 31 | ||
32 | iglobal |
32 | iglobal |
33 | align 4 |
33 | align 4 |
34 | sys_int: |
34 | sys_int: |
35 | ;exception handlers addresses (for interrupt gate construction) |
35 | ;exception handlers addresses (for interrupt gate construction) |
36 | dd e0,e1,e2,e3,e4,e5,e6,except_7 ; SEE: core/fpu.inc |
36 | dd e0,e1,e2,e3,e4,e5,e6,except_7 ; SEE: core/fpu.inc |
37 | dd e8,e9,e10,e11,e12,e13,page_fault_exc,e15 |
37 | dd e8,e9,e10,e11,e12,e13,page_fault_exc,e15 |
38 | dd e16, e17,e18, e19 |
38 | dd e16, e17,e18, e19 |
39 | times 12 dd unknown_interrupt ;int_20..int_31 |
39 | times 12 dd unknown_interrupt ;int_20..int_31 |
40 | 40 | ||
41 | ;interrupt handlers addresses (for interrupt gate construction) |
41 | ;interrupt handlers addresses (for interrupt gate construction) |
42 | dd irq0, irq_serv.irq_1, irq_serv.irq_2 |
42 | dd irq0, irq_serv.irq_1, irq_serv.irq_2 |
43 | if USE_COM_IRQ |
43 | if USE_COM_IRQ |
44 | dd irq_serv.irq_3, irq_serv.irq_4 |
44 | dd irq_serv.irq_3, irq_serv.irq_4 |
45 | else |
45 | else |
46 | dd p_irq3, p_irq4 ;??? íåñòûêîâêà |
46 | dd p_irq3, p_irq4 ;??? íåñòûêîâêà |
47 | end if |
47 | end if |
48 | dd irq_serv.irq_5, p_irq6, irq_serv.irq_7 |
48 | dd irq_serv.irq_5, p_irq6, irq_serv.irq_7 |
49 | dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10 |
49 | dd irq_serv.irq_8, irq_serv.irq_9, irq_serv.irq_10 |
50 | dd irq_serv.irq_11, irq_serv.irq_12, irqD,p_irq14,p_irq15 |
50 | dd irq_serv.irq_11, irq_serv.irq_12, irqD,p_irq14,p_irq15 |
51 | times 16 dd unknown_interrupt ;int_0x30..int_0x3F |
51 | times 15 dd unknown_interrupt ;int_0x30..int_0x3F |
- | 52 | dd apic_timer_int |
|
52 | 53 | ||
53 | ;int_0x40 gate trap (for directly copied) |
54 | ;int_0x40 gate trap (for directly copied) |
54 | dw i40 and 0xFFFF, os_code, 11101111b shl 8, i40 shr 16 |
55 | dw i40 and 0xFFFF, os_code, 11101111b shl 8, i40 shr 16 |
55 | 56 | ||
56 | idtreg: ; data for LIDT instruction (!!! must be immediately below sys_int data) |
57 | idtreg: ; data for LIDT instruction (!!! must be immediately below sys_int data) |
57 | dw 2*($-sys_int-4)-1 |
58 | dw 2*($-sys_int-4)-1 |
58 | dd idts ;0x8000B100 |
59 | dd idts ;0x8000B100 |
59 | dw 0 ;ïðîñòî âûðàâíèâàíèå |
60 | dw 0 ;ïðîñòî âûðàâíèâàíèå |
60 | 61 | ||
61 | msg_fault_sel dd msg_exc_8,msg_exc_u,msg_exc_a,msg_exc_b |
62 | 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 |
63 | dd msg_exc_c,msg_exc_d,msg_exc_e |
63 | 64 | ||
64 | msg_exc_8 db "Double fault", 0 |
65 | msg_exc_8 db "Double fault", 0 |
65 | msg_exc_u db "Undefined Exception", 0 |
66 | msg_exc_u db "Undefined Exception", 0 |
66 | msg_exc_a db "Invalid TSS", 0 |
67 | msg_exc_a db "Invalid TSS", 0 |
67 | msg_exc_b db "Segment not present", 0 |
68 | msg_exc_b db "Segment not present", 0 |
68 | msg_exc_c db "Stack fault", 0 |
69 | msg_exc_c db "Stack fault", 0 |
69 | msg_exc_d db "General protection fault", 0 |
70 | msg_exc_d db "General protection fault", 0 |
70 | msg_exc_e db "Page fault", 0 |
71 | msg_exc_e db "Page fault", 0 |
71 | 72 | ||
72 | msg_sel_ker db "kernel", 0 |
73 | msg_sel_ker db "kernel", 0 |
73 | msg_sel_app db "application", 0 |
74 | msg_sel_app db "application", 0 |
74 | 75 | ||
75 | endg |
76 | endg |
76 | 77 | ||
77 | macro save_ring3_context { |
78 | macro save_ring3_context { |
78 | pushad |
79 | pushad |
79 | } |
80 | } |
80 | macro restore_ring3_context { |
81 | macro restore_ring3_context { |
81 | popad |
82 | popad |
82 | } |
83 | } |
83 | macro exc_wo_code [num] { |
84 | macro exc_wo_code [num] { |
84 | e#num : |
85 | e#num : |
85 | save_ring3_context |
86 | save_ring3_context |
86 | mov bl, num |
87 | mov bl, num |
87 | jmp exc_c |
88 | jmp exc_c |
88 | } exc_wo_code 0,1,2,3,4,5,6,15,16,19 |
89 | } exc_wo_code 0,1,2,3,4,5,6,15,16,19 |
89 | 90 | ||
90 | macro exc_w_code [num] { |
91 | macro exc_w_code [num] { |
91 | e#num : |
92 | e#num : |
92 | add esp, 4 |
93 | add esp, 4 |
93 | save_ring3_context |
94 | save_ring3_context |
94 | mov bl, num |
95 | mov bl, num |
95 | jmp exc_c |
96 | jmp exc_c |
96 | } exc_w_code 8,9,10,11,12,13,17,18 |
97 | } exc_w_code 8,9,10,11,12,13,17,18 |
97 | 98 | ||
98 | 99 | ||
99 | uglobal |
100 | uglobal |
100 | pf_err_code dd ? |
101 | pf_err_code dd ? |
101 | endg |
102 | endg |
102 | 103 | ||
103 | page_fault_exc: ; fool-proofing: if selectors damaged... |
104 | page_fault_exc: ; fool-proofing: if selectors damaged... |
104 | pop [ss:pf_err_code]; active to the next #PF |
105 | pop [ss:pf_err_code]; active to the next #PF |
105 | save_ring3_context |
106 | save_ring3_context |
106 | mov bl,14 |
107 | mov bl,14 |
107 | 108 | ||
108 | exc_c: ; exceptions (all but the 7th - #NM) |
109 | exc_c: ; exceptions (all but the 7th - #NM) |
109 | ; the stack frame for an exception/interrupt occured in Ring3 + pushad (i.e. here) |
110 | ; the stack frame for an exception/interrupt occured in Ring3 + pushad (i.e. here) |
110 | reg_ss equ esp+0x30 |
111 | reg_ss equ esp+0x30 |
111 | reg_esp3 equ esp+0x2C |
112 | reg_esp3 equ esp+0x2C |
112 | reg_eflags equ esp+0x28 |
113 | reg_eflags equ esp+0x28 |
113 | reg_cs3 equ esp+0x24 |
114 | reg_cs3 equ esp+0x24 |
114 | reg_eip equ esp+0x20 |
115 | reg_eip equ esp+0x20 |
115 | ; pushad's frame |
116 | ; pushad's frame |
116 | reg_eax equ esp+0x1C |
117 | reg_eax equ esp+0x1C |
117 | reg_ecx equ esp+0x18 |
118 | reg_ecx equ esp+0x18 |
118 | reg_edx equ esp+0x14 |
119 | reg_edx equ esp+0x14 |
119 | reg_ebx equ esp+0x10 |
120 | reg_ebx equ esp+0x10 |
120 | reg_esp0 equ esp+0x0C |
121 | reg_esp0 equ esp+0x0C |
121 | reg_ebp equ esp+0x08 |
122 | reg_ebp equ esp+0x08 |
122 | reg_esi equ esp+0x04 |
123 | reg_esi equ esp+0x04 |
123 | reg_edi equ esp+0x00 |
124 | reg_edi equ esp+0x00 |
124 | 125 | ||
125 | Mov ds,ax,app_data ; load the correct values |
126 | Mov ds,ax,app_data ; load the correct values |
126 | mov es,ax ; to segregs |
127 | mov es,ax ; to segregs |
127 | cld ; and clear DF |
128 | cld ; and clear DF |
128 | movzx ebx,bl |
129 | movzx ebx,bl |
129 | ; redirect to V86 manager? (EFLAGS & 0x20000) != 0? |
130 | ; redirect to V86 manager? (EFLAGS & 0x20000) != 0? |
130 | test byte[reg_eflags+2],2 |
131 | test byte[reg_eflags+2],2 |
131 | jnz v86_exc_c |
132 | jnz v86_exc_c |
132 | cmp bl,14 ; #PF |
133 | cmp bl,14 ; #PF |
133 | jne @f |
134 | jne @f |
134 | call page_fault_handler ; SEE: core/memory.inc |
135 | call page_fault_handler ; SEE: core/memory.inc |
135 | @@: mov esi, [current_slot] |
136 | @@: mov esi, [current_slot] |
136 | btr [esi+APPDATA.except_mask], ebx |
137 | btr [esi+APPDATA.except_mask], ebx |
137 | jnc @f |
138 | jnc @f |
138 | mov eax,[esi+APPDATA.exc_handler] |
139 | mov eax,[esi+APPDATA.exc_handler] |
139 | test eax, eax |
140 | test eax, eax |
140 | jnz IRetToUserHook |
141 | jnz IRetToUserHook |
141 | @@: cli |
142 | @@: cli |
142 | mov eax, [esi+APPDATA.debugger_slot] |
143 | mov eax, [esi+APPDATA.debugger_slot] |
143 | test eax, eax |
144 | test eax, eax |
144 | jnz .debug |
145 | jnz .debug |
145 | sti |
146 | sti |
146 | ; not debuggee => say error and terminate |
147 | ; not debuggee => say error and terminate |
147 | call show_error_parameters ;; only ONE using, inline ??? |
148 | call show_error_parameters ;; only ONE using, inline ??? |
148 | ;mov edx, [TASK_BASE] |
149 | ;mov edx, [TASK_BASE] |
149 | mov [edx + TASKDATA.state], byte 4 ; terminate |
150 | mov [edx + TASKDATA.state], byte 4 ; terminate |
150 | jmp change_task ; stack - here it does not matter at all, SEE: core/shed.inc |
151 | jmp change_task ; stack - here it does not matter at all, SEE: core/shed.inc |
151 | .debug: |
152 | .debug: |
152 | ; we are debugged process, notify debugger and suspend ourself |
153 | ; we are debugged process, notify debugger and suspend ourself |
153 | ; eax=debugger PID |
154 | ; eax=debugger PID |
154 | mov ecx,1 ; debug_message code=other_exception |
155 | mov ecx,1 ; debug_message code=other_exception |
155 | cmp bl,1 ; #DB |
156 | cmp bl,1 ; #DB |
156 | jne .notify ; notify debugger and suspend ourself |
157 | jne .notify ; notify debugger and suspend ourself |
157 | mov ebx, dr6 ; debug_message data=DR6_image |
158 | mov ebx, dr6 ; debug_message data=DR6_image |
158 | xor edx, edx |
159 | xor edx, edx |
159 | mov dr6, edx |
160 | mov dr6, edx |
160 | mov edx, dr7 |
161 | mov edx, dr7 |
161 | mov cl, not 8 |
162 | mov cl, not 8 |
162 | .l1: shl dl,2 |
163 | .l1: shl dl,2 |
163 | jc @f |
164 | jc @f |
164 | and bl, cl |
165 | and bl, cl |
165 | @@: sar cl,1 |
166 | @@: sar cl,1 |
166 | jc .l1 |
167 | jc .l1 |
167 | mov cl, 3 ; debug_message code=debug_exception |
168 | mov cl, 3 ; debug_message code=debug_exception |
168 | .notify: |
169 | .notify: |
169 | push ebx ; debug_message data |
170 | push ebx ; debug_message data |
170 | mov ebx, [TASK_BASE] |
171 | mov ebx, [TASK_BASE] |
171 | push [ebx+TASKDATA.pid] ; PID |
172 | push [ebx+TASKDATA.pid] ; PID |
172 | push ecx ; debug_message code ((here: ecx==1/3)) |
173 | push ecx ; debug_message code ((here: ecx==1/3)) |
173 | mov cl, 12 ; debug_message size |
174 | mov cl, 12 ; debug_message size |
174 | call debugger_notify ;; only ONE using, inline ??? SEE: core/debug.inc |
175 | call debugger_notify ;; only ONE using, inline ??? SEE: core/debug.inc |
175 | add esp,12 |
176 | add esp,12 |
176 | mov edx, [TASK_BASE] |
177 | mov edx, [TASK_BASE] |
177 | mov byte [edx+TASKDATA.state], 1 ; suspended |
178 | mov byte [edx+TASKDATA.state], 1 ; suspended |
178 | call change_task ; SEE: core/shed.inc |
179 | call change_task ; SEE: core/shed.inc |
179 | restore_ring3_context |
180 | restore_ring3_context |
180 | iretd |
181 | iretd |
181 | 182 | ||
182 | IRetToUserHook: |
183 | IRetToUserHook: |
183 | xchg eax, [reg_eip] |
184 | xchg eax, [reg_eip] |
184 | sub dword[reg_esp3], 8 |
185 | sub dword[reg_esp3], 8 |
185 | mov edi, [reg_esp3] |
186 | mov edi, [reg_esp3] |
186 | stosd |
187 | stosd |
187 | mov [edi], ebx |
188 | mov [edi], ebx |
188 | restore_ring3_context |
189 | restore_ring3_context |
189 | unknown_interrupt: |
190 | unknown_interrupt: |
190 | iretd |
191 | iretd |
191 | 192 | ||
192 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
193 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
193 | show_error_parameters: |
194 | show_error_parameters: |
194 | mov edx,[TASK_BASE] ;not scratched below |
195 | mov edx,[TASK_BASE] ;not scratched below |
195 | DEBUGF 1, "K : Process - forced terminate PID: %x\n", [edx+TASKDATA.pid] |
196 | DEBUGF 1, "K : Process - forced terminate PID: %x\n", [edx+TASKDATA.pid] |
196 | cmp bl, 0x08 |
197 | cmp bl, 0x08 |
197 | jb .l0 |
198 | jb .l0 |
198 | cmp bl, 0x0e |
199 | cmp bl, 0x0e |
199 | jbe .l1 |
200 | jbe .l1 |
200 | .l0: mov bl, 0x09 |
201 | .l0: mov bl, 0x09 |
201 | .l1: mov eax,[msg_fault_sel+ebx*4 - 0x08*4] |
202 | .l1: mov eax,[msg_fault_sel+ebx*4 - 0x08*4] |
202 | DEBUGF 1, "K : %s\n", eax |
203 | DEBUGF 1, "K : %s\n", eax |
203 | mov eax, [reg_cs3+4] |
204 | mov eax, [reg_cs3+4] |
204 | mov edi, msg_sel_app |
205 | mov edi, msg_sel_app |
205 | mov ebx, [reg_esp3+4] |
206 | mov ebx, [reg_esp3+4] |
206 | cmp eax, app_code |
207 | cmp eax, app_code |
207 | je @f |
208 | je @f |
208 | mov edi, msg_sel_ker |
209 | mov edi, msg_sel_ker |
209 | mov ebx, [reg_esp0+4] |
210 | mov ebx, [reg_esp0+4] |
210 | @@: DEBUGF 1, "K : EAX : %x EBX : %x ECX : %x\n", [reg_eax+4], [reg_ebx+4], [reg_ecx+4] |
211 | @@: DEBUGF 1, "K : EAX : %x EBX : %x ECX : %x\n", [reg_eax+4], [reg_ebx+4], [reg_ecx+4] |
211 | DEBUGF 1, "K : EDX : %x ESI : %x EDI : %x\n", [reg_edx+4], [reg_esi+4], [reg_edi+4] |
212 | DEBUGF 1, "K : EDX : %x ESI : %x EDI : %x\n", [reg_edx+4], [reg_esi+4], [reg_edi+4] |
212 | DEBUGF 1, "K : EBP : %x EIP : %x ESP : %x\n", [reg_ebp+4], [reg_eip+4], ebx |
213 | DEBUGF 1, "K : EBP : %x EIP : %x ESP : %x\n", [reg_ebp+4], [reg_eip+4], ebx |
213 | DEBUGF 1, "K : Flags : %x CS : %x (%s)\n", [reg_eflags+4], eax, edi |
214 | DEBUGF 1, "K : Flags : %x CS : %x (%s)\n", [reg_eflags+4], eax, edi |
214 | ret |
215 | ret |
215 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
216 | ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-= |
216 | 217 | ||
217 | restore reg_ss |
218 | restore reg_ss |
218 | restore reg_esp3 |
219 | restore reg_esp3 |
219 | restore reg_eflags |
220 | restore reg_eflags |
220 | restore reg_cs |
221 | restore reg_cs |
221 | restore reg_eip |
222 | restore reg_eip |
222 | restore reg_eax |
223 | restore reg_eax |
223 | restore reg_ecx |
224 | restore reg_ecx |
224 | restore reg_edx |
225 | restore reg_edx |
225 | restore reg_ebx |
226 | restore reg_ebx |
226 | restore reg_esp0 |
227 | restore reg_esp0 |
227 | restore reg_ebp |
228 | restore reg_ebp |
228 | restore reg_esi |
229 | restore reg_esi |
229 | restore reg_edi |
230 | restore reg_edi |
230 | 231 | ||
231 | ; irq1 -> hid/keyboard.inc |
232 | ; irq1 -> hid/keyboard.inc |
232 | macro irqh [num] { |
233 | macro irqh [num] { |
233 | p_irq#num : |
234 | p_irq#num : |
234 | mov edi, num |
235 | mov edi, num |
235 | jmp irqhandler |
236 | jmp irqhandler |
236 | } |
237 | } |
237 | 238 | ||
238 | 239 | ||
239 | 240 | ||
240 | p_irq6: |
241 | p_irq6: |
241 | save_ring3_context |
242 | save_ring3_context |
242 | mov ax, app_data ;os_data |
243 | mov ax, app_data ;os_data |
243 | mov ds, ax |
244 | mov ds, ax |
244 | mov es, ax |
245 | mov es, ax |
245 | mov edi, 6 |
246 | mov edi, 6 |
246 | cmp [v86_irqhooks+edi*8], 0 |
247 | cmp [v86_irqhooks+edi*8], 0 |
247 | jnz v86_irq2 |
248 | jnz v86_irq2 |
248 | ; call fdc_irq |
249 | ; call fdc_irq |
249 | call ready_for_next_irq |
250 | call ready_for_next_irq |
250 | restore_ring3_context |
251 | restore_ring3_context |
251 | iret |
252 | iret |
252 | 253 | ||
253 | 254 | ||
254 | p_irq14: |
255 | p_irq14: |
255 | save_ring3_context |
256 | save_ring3_context |
256 | mov ax, app_data ;os_data |
257 | mov ax, app_data ;os_data |
257 | mov ds, ax |
258 | mov ds, ax |
258 | mov es, ax |
259 | mov es, ax |
259 | mov edi, 14 |
260 | mov edi, 14 |
260 | cmp [v86_irqhooks+edi*8], 0 |
261 | cmp [v86_irqhooks+edi*8], 0 |
261 | jnz v86_irq2 |
262 | jnz v86_irq2 |
262 | call [irq14_func] |
263 | call [irq14_func] |
263 | call ready_for_next_irq_1 |
264 | call ready_for_next_irq_1 |
264 | restore_ring3_context |
265 | restore_ring3_context |
265 | iret |
266 | iret |
266 | p_irq15: |
267 | p_irq15: |
267 | save_ring3_context |
268 | save_ring3_context |
268 | mov ax, app_data ;os_data |
269 | mov ax, app_data ;os_data |
269 | mov ds, ax |
270 | mov ds, ax |
270 | mov es, ax |
271 | mov es, ax |
271 | mov edi, 15 |
272 | mov edi, 15 |
272 | cmp [v86_irqhooks+edi*8], 0 |
273 | cmp [v86_irqhooks+edi*8], 0 |
273 | jnz v86_irq2 |
274 | jnz v86_irq2 |
274 | call [irq15_func] |
275 | call [irq15_func] |
275 | call ready_for_next_irq_1 |
276 | call ready_for_next_irq_1 |
276 | restore_ring3_context |
277 | restore_ring3_context |
277 | iret |
278 | iret |
278 | 279 | ||
279 | ready_for_next_irq: |
280 | ready_for_next_irq: |
280 | mov eax,5 |
281 | mov eax,5 |
281 | mov [check_idle_semaphore],eax |
282 | mov [check_idle_semaphore],eax |
282 | add eax,(0x20-0x5) |
283 | add eax,(0x20-0x5) |
283 | out 0x20, al |
284 | out 0x20, al |
284 | ret |
285 | ret |
285 | 286 | ||
286 | ;destroy eax |
287 | ;destroy eax |
287 | ready_for_next_irq_1: |
288 | ready_for_next_irq_1: |
288 | mov eax,5 |
289 | mov eax,5 |
289 | mov [check_idle_semaphore],eax |
290 | mov [check_idle_semaphore],eax |
290 | ; mov al, 0x20 |
291 | ; mov al, 0x20 |
291 | add eax,(0x20-0x5) |
292 | add eax,(0x20-0x5) |
292 | out 0xa0,al |
293 | out 0xa0,al |
293 | out 0x20, al |
294 | out 0x20, al |
294 | ret |
295 | ret |
295 | 296 | ||
296 | irqD: |
297 | irqD: |
297 | push eax |
298 | push eax |
298 | xor eax,eax |
299 | xor eax,eax |
299 | out 0xf0,al |
300 | out 0xf0,al |
300 | mov al,0x20 |
301 | mov al,0x20 |
301 | out 0xa0,al |
302 | out 0xa0,al |
302 | out 0x20,al |
303 | out 0x20,al |
303 | pop eax |
304 | pop eax |
304 | iret |
305 | iret |
305 | 306 | ||
306 | 307 | ||
307 | irqh 2,3,4,5,7,8,9,10,11 |
308 | irqh 2,3,4,5,7,8,9,10,11 |
308 | 309 | ||
309 | irqhandler: |
310 | irqhandler: |
310 | 311 | ||
311 | mov esi,edi ; 1 |
312 | mov esi,edi ; 1 |
312 | shl esi,6 ; 1 |
313 | shl esi,6 ; 1 |
313 | add esi,irq00read ; 1 |
314 | add esi,irq00read ; 1 |
314 | shl edi,12 ; 1 |
315 | shl edi,12 ; 1 |
315 | add edi,IRQ_SAVE |
316 | add edi,IRQ_SAVE |
316 | mov ecx,16 |
317 | mov ecx,16 |
317 | 318 | ||
318 | irqnewread: |
319 | irqnewread: |
319 | dec ecx |
320 | dec ecx |
320 | js irqover |
321 | js irqover |
321 | 322 | ||
322 | movzx edx, word [esi] ; 2+ |
323 | movzx edx, word [esi] ; 2+ |
323 | 324 | ||
324 | test edx, edx ; 1 |
325 | test edx, edx ; 1 |
325 | jz irqover |
326 | jz irqover |
326 | 327 | ||
327 | 328 | ||
328 | mov ebx, [edi] ; address of begin of buffer in edi ; + 0x0 dword - data size |
329 | mov ebx, [edi] ; address of begin of buffer in edi ; + 0x0 dword - data size |
329 | mov eax, 4000 ; + 0x4 dword - data begin offset |
330 | mov eax, 4000 ; + 0x4 dword - data begin offset |
330 | cmp ebx, eax |
331 | cmp ebx, eax |
331 | je irqfull |
332 | je irqfull |
332 | add ebx, [edi + 0x4] ; add data size to data begin offset |
333 | add ebx, [edi + 0x4] ; add data size to data begin offset |
333 | cmp ebx, eax ; if end of buffer, begin cycle again |
334 | cmp ebx, eax ; if end of buffer, begin cycle again |
334 | jb @f |
335 | jb @f |
335 | 336 | ||
336 | xor ebx, ebx |
337 | xor ebx, ebx |
337 | 338 | ||
338 | @@: |
339 | @@: |
339 | add ebx, edi |
340 | add ebx, edi |
340 | movzx eax, byte[esi + 3] ; get type of data being received 1 - byte, 2 - word |
341 | movzx eax, byte[esi + 3] ; get type of data being received 1 - byte, 2 - word |
341 | dec eax |
342 | dec eax |
342 | jz irqbyte |
343 | jz irqbyte |
343 | dec eax |
344 | dec eax |
344 | jnz noirqword |
345 | jnz noirqword |
345 | 346 | ||
346 | in ax,dx |
347 | in ax,dx |
347 | cmp ebx, 3999 ; check for address odd in the end of buffer |
348 | cmp ebx, 3999 ; check for address odd in the end of buffer |
348 | jne .odd |
349 | jne .odd |
349 | mov [ebx + 0x10], ax |
350 | mov [ebx + 0x10], ax |
350 | jmp .add_size |
351 | jmp .add_size |
351 | .odd: |
352 | .odd: |
352 | mov [ebx + 0x10], al ; I could make mistake here :) |
353 | mov [ebx + 0x10], al ; I could make mistake here :) |
353 | mov [edi + 0x10], ah |
354 | mov [edi + 0x10], ah |
354 | .add_size: |
355 | .add_size: |
355 | add dword [edi], 2 |
356 | add dword [edi], 2 |
356 | jmp nextport |
357 | jmp nextport |
357 | 358 | ||
358 | 359 | ||
359 | irqbyte: |
360 | irqbyte: |
360 | in al,dx |
361 | in al,dx |
361 | mov [ebx + 0x10],al |
362 | mov [ebx + 0x10],al |
362 | inc dword [edi] |
363 | inc dword [edi] |
363 | nextport: |
364 | nextport: |
364 | add esi,4 |
365 | add esi,4 |
365 | jmp irqnewread |
366 | jmp irqnewread |
366 | 367 | ||
367 | 368 | ||
368 | noirqword: |
369 | noirqword: |
369 | irqfull: |
370 | irqfull: |
370 | irqover: |
371 | irqover: |
371 | 372 | ||
372 | ret |
373 | ret |
373 | 374 | ||
374 | 375 | ||
375 | 376 | ||
376 | set_application_table_status: |
377 | set_application_table_status: |
377 | push eax |
378 | push eax |
378 | 379 | ||
379 | mov eax,[CURRENT_TASK] |
380 | mov eax,[CURRENT_TASK] |
380 | shl eax, 5 |
381 | shl eax, 5 |
381 | add eax,CURRENT_TASK+TASKDATA.pid |
382 | add eax,CURRENT_TASK+TASKDATA.pid |
382 | mov eax,[eax] |
383 | mov eax,[eax] |
383 | 384 | ||
384 | mov [application_table_status],eax |
385 | mov [application_table_status],eax |
385 | 386 | ||
386 | pop eax |
387 | pop eax |
387 | 388 | ||
388 | ret |
389 | ret |
389 | 390 | ||
390 | 391 | ||
391 | clear_application_table_status: |
392 | clear_application_table_status: |
392 | push eax |
393 | push eax |
393 | 394 | ||
394 | mov eax,[CURRENT_TASK] |
395 | mov eax,[CURRENT_TASK] |
395 | shl eax, 5 |
396 | shl eax, 5 |
396 | add eax,CURRENT_TASK+TASKDATA.pid |
397 | add eax,CURRENT_TASK+TASKDATA.pid |
397 | mov eax,[eax] |
398 | mov eax,[eax] |
398 | 399 | ||
399 | cmp eax,[application_table_status] |
400 | cmp eax,[application_table_status] |
400 | jne apptsl1 |
401 | jne apptsl1 |
401 | xor eax,eax |
402 | xor eax,eax |
402 | mov [application_table_status],eax |
403 | mov [application_table_status],eax |
403 | apptsl1: |
404 | apptsl1: |
404 | 405 | ||
405 | pop eax |
406 | pop eax |
406 | 407 | ||
407 | ret |
408 | ret |
408 | 409 | ||
409 | ; * eax = 64 - sysFn # |
410 | ; * eax = 64 - sysFn # |
410 | ; * ebx = 1 - subFn |
411 | ; * ebx = 1 - subFn |
411 | ; * ecx = new memory size |
412 | ; * ecx = new memory size |
412 | ;Returns: |
413 | ;Returns: |
413 | ; * eax = 0 - OK |
414 | ; * eax = 0 - OK |
414 | ; * eax = 1 - insufficient memory |
415 | ; * eax = 1 - insufficient memory |
415 | 416 | ||
416 | sys_resize_app_memory: |
417 | sys_resize_app_memory: |
417 | dec ebx |
418 | dec ebx |
418 | jnz .no_application_mem_resize |
419 | jnz .no_application_mem_resize |
419 | stdcall new_mem_resize, ecx |
420 | stdcall new_mem_resize, ecx |
420 | mov [esp+32], eax |
421 | mov [esp+32], eax |
421 | .no_application_mem_resize: |
422 | .no_application_mem_resize: |
422 | ret |
423 | ret |
423 | 424 | ||
424 | iglobal |
425 | iglobal |
425 | msg_obj_destroy db 'K : app object destroyed',13,10,0 |
426 | msg_obj_destroy db 'K : app object destroyed',13,10,0 |
426 | endg |
427 | endg |
427 | 428 | ||
428 | ; terminate application |
429 | ; terminate application |
429 | ; param |
430 | ; param |
430 | ; esi= slot |
431 | ; esi= slot |
431 | 432 | ||
432 | terminate: |
433 | terminate: |
433 | 434 | ||
434 | .slot equ esp ;locals |
435 | .slot equ esp ;locals |
435 | 436 | ||
436 | push esi ;save .slot |
437 | push esi ;save .slot |
437 | 438 | ||
438 | shl esi, 8 |
439 | shl esi, 8 |
439 | cmp [SLOT_BASE+esi+APPDATA.dir_table], 0 |
440 | cmp [SLOT_BASE+esi+APPDATA.dir_table], 0 |
440 | jne @F |
441 | jne @F |
441 | pop esi |
442 | pop esi |
442 | shl esi, 5 |
443 | shl esi, 5 |
443 | mov [CURRENT_TASK+esi+TASKDATA.state], 9 |
444 | mov [CURRENT_TASK+esi+TASKDATA.state], 9 |
444 | ret |
445 | ret |
445 | @@: |
446 | @@: |
446 | cli |
447 | cli |
447 | cmp [application_table_status],0 |
448 | cmp [application_table_status],0 |
448 | je term9 |
449 | je term9 |
449 | sti |
450 | sti |
450 | call change_task |
451 | call change_task |
451 | jmp @b |
452 | jmp @b |
452 | term9: |
453 | term9: |
453 | call set_application_table_status |
454 | call set_application_table_status |
454 | 455 | ||
455 | ; if the process is in V86 mode... |
456 | ; if the process is in V86 mode... |
456 | mov eax, [.slot] |
457 | mov eax, [.slot] |
457 | shl eax, 8 |
458 | shl eax, 8 |
458 | mov esi, [eax+SLOT_BASE+APPDATA.pl0_stack] |
459 | mov esi, [eax+SLOT_BASE+APPDATA.pl0_stack] |
459 | add esi, RING0_STACK_SIZE |
460 | add esi, RING0_STACK_SIZE |
460 | cmp [eax+SLOT_BASE+APPDATA.saved_esp0], esi |
461 | cmp [eax+SLOT_BASE+APPDATA.saved_esp0], esi |
461 | jz .nov86 |
462 | jz .nov86 |
462 | ; ...it has page directory for V86 mode |
463 | ; ...it has page directory for V86 mode |
463 | mov esi, [eax+SLOT_BASE+APPDATA.saved_esp0] |
464 | mov esi, [eax+SLOT_BASE+APPDATA.saved_esp0] |
464 | mov ecx, [esi+4] |
465 | mov ecx, [esi+4] |
465 | mov [eax+SLOT_BASE+APPDATA.dir_table], ecx |
466 | mov [eax+SLOT_BASE+APPDATA.dir_table], ecx |
466 | ; ...and I/O permission map for V86 mode |
467 | ; ...and I/O permission map for V86 mode |
467 | mov ecx, [esi+12] |
468 | mov ecx, [esi+12] |
468 | mov [eax+SLOT_BASE+APPDATA.io_map], ecx |
469 | mov [eax+SLOT_BASE+APPDATA.io_map], ecx |
469 | mov ecx, [esi+8] |
470 | mov ecx, [esi+8] |
470 | mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx |
471 | mov [eax+SLOT_BASE+APPDATA.io_map+4], ecx |
471 | .nov86: |
472 | .nov86: |
472 | 473 | ||
473 | mov esi, [.slot] |
474 | mov esi, [.slot] |
474 | shl esi,8 |
475 | shl esi,8 |
475 | add esi, SLOT_BASE+APP_OBJ_OFFSET |
476 | add esi, SLOT_BASE+APP_OBJ_OFFSET |
476 | @@: |
477 | @@: |
477 | mov eax, [esi+APPOBJ.fd] |
478 | mov eax, [esi+APPOBJ.fd] |
478 | test eax, eax |
479 | test eax, eax |
479 | jz @F |
480 | jz @F |
480 | 481 | ||
481 | cmp eax, esi |
482 | cmp eax, esi |
482 | je @F |
483 | je @F |
483 | 484 | ||
484 | push esi |
485 | push esi |
485 | call [eax+APPOBJ.destroy] |
486 | call [eax+APPOBJ.destroy] |
486 | DEBUGF 1,"%s",msg_obj_destroy |
487 | DEBUGF 1,"%s",msg_obj_destroy |
487 | pop esi |
488 | pop esi |
488 | jmp @B |
489 | jmp @B |
489 | @@: |
490 | @@: |
490 | 491 | ||
491 | mov eax, [.slot] |
492 | mov eax, [.slot] |
492 | shl eax, 8 |
493 | shl eax, 8 |
493 | stdcall destroy_app_space, [SLOT_BASE+eax+APPDATA.dir_table], [SLOT_BASE+eax+APPDATA.dlls_list_ptr] |
494 | stdcall destroy_app_space, [SLOT_BASE+eax+APPDATA.dir_table], [SLOT_BASE+eax+APPDATA.dlls_list_ptr] |
494 | 495 | ||
495 | mov esi, [.slot] |
496 | mov esi, [.slot] |
496 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
497 | cmp [fpu_owner],esi ; if user fpu last -> fpu user = 1 |
497 | jne @F |
498 | jne @F |
498 | 499 | ||
499 | mov [fpu_owner],1 |
500 | mov [fpu_owner],1 |
500 | mov eax, [256+SLOT_BASE+APPDATA.fpu_state] |
501 | mov eax, [256+SLOT_BASE+APPDATA.fpu_state] |
501 | clts |
502 | clts |
502 | bt [cpu_caps], CAPS_SSE |
503 | bt [cpu_caps], CAPS_SSE |
503 | jnc .no_SSE |
504 | jnc .no_SSE |
504 | fxrstor [eax] |
505 | fxrstor [eax] |
505 | jmp @F |
506 | jmp @F |
506 | .no_SSE: |
507 | .no_SSE: |
507 | fnclex |
508 | fnclex |
508 | frstor [eax] |
509 | frstor [eax] |
509 | @@: |
510 | @@: |
510 | 511 | ||
511 | mov [KEY_COUNT],byte 0 ; empty keyboard buffer |
512 | mov [KEY_COUNT],byte 0 ; empty keyboard buffer |
512 | mov [BTN_COUNT],byte 0 ; empty button buffer |
513 | mov [BTN_COUNT],byte 0 ; empty button buffer |
513 | 514 | ||
514 | 515 | ||
515 | ; remove defined hotkeys |
516 | ; remove defined hotkeys |
516 | mov eax, hotkey_list |
517 | mov eax, hotkey_list |
517 | .loop: |
518 | .loop: |
518 | cmp [eax+8], esi |
519 | cmp [eax+8], esi |
519 | jnz .cont |
520 | jnz .cont |
520 | mov ecx, [eax] |
521 | mov ecx, [eax] |
521 | jecxz @f |
522 | jecxz @f |
522 | push dword [eax+12] |
523 | push dword [eax+12] |
523 | pop dword [ecx+12] |
524 | pop dword [ecx+12] |
524 | @@: |
525 | @@: |
525 | mov ecx, [eax+12] |
526 | mov ecx, [eax+12] |
526 | push dword [eax] |
527 | push dword [eax] |
527 | pop dword [ecx] |
528 | pop dword [ecx] |
528 | xor ecx, ecx |
529 | xor ecx, ecx |
529 | mov [eax], ecx |
530 | mov [eax], ecx |
530 | mov [eax+4], ecx |
531 | mov [eax+4], ecx |
531 | mov [eax+8], ecx |
532 | mov [eax+8], ecx |
532 | mov [eax+12], ecx |
533 | mov [eax+12], ecx |
533 | .cont: |
534 | .cont: |
534 | add eax, 16 |
535 | add eax, 16 |
535 | cmp eax, hotkey_list+256*16 |
536 | cmp eax, hotkey_list+256*16 |
536 | jb .loop |
537 | jb .loop |
537 | ; remove hotkeys in buffer |
538 | ; remove hotkeys in buffer |
538 | mov eax, hotkey_buffer |
539 | mov eax, hotkey_buffer |
539 | .loop2: |
540 | .loop2: |
540 | cmp [eax], esi |
541 | cmp [eax], esi |
541 | jnz .cont2 |
542 | jnz .cont2 |
542 | and dword [eax+4], 0 |
543 | and dword [eax+4], 0 |
543 | and dword [eax], 0 |
544 | and dword [eax], 0 |
544 | .cont2: |
545 | .cont2: |
545 | add eax, 8 |
546 | add eax, 8 |
546 | cmp eax, hotkey_buffer+120*8 |
547 | cmp eax, hotkey_buffer+120*8 |
547 | jb .loop2 |
548 | jb .loop2 |
548 | 549 | ||
549 | mov ecx,esi ; remove buttons |
550 | mov ecx,esi ; remove buttons |
550 | bnewba2: |
551 | bnewba2: |
551 | mov edi,[BTN_ADDR] |
552 | mov edi,[BTN_ADDR] |
552 | mov eax,edi |
553 | mov eax,edi |
553 | cld |
554 | cld |
554 | movzx ebx,word [edi] |
555 | movzx ebx,word [edi] |
555 | inc bx |
556 | inc bx |
556 | bnewba: |
557 | bnewba: |
557 | dec bx |
558 | dec bx |
558 | jz bnmba |
559 | jz bnmba |
559 | add eax,0x10 |
560 | add eax,0x10 |
560 | cmp cx,[eax] |
561 | cmp cx,[eax] |
561 | jnz bnewba |
562 | jnz bnewba |
562 | pusha |
563 | pusha |
563 | mov ecx,ebx |
564 | mov ecx,ebx |
564 | inc ecx |
565 | inc ecx |
565 | shl ecx,4 |
566 | shl ecx,4 |
566 | mov ebx,eax |
567 | mov ebx,eax |
567 | add eax,0x10 |
568 | add eax,0x10 |
568 | call memmove |
569 | call memmove |
569 | dec dword [edi] |
570 | dec dword [edi] |
570 | popa |
571 | popa |
571 | jmp bnewba2 |
572 | jmp bnewba2 |
572 | bnmba: |
573 | bnmba: |
573 | 574 | ||
574 | pusha ; save window coordinates for window restoring |
575 | pusha ; save window coordinates for window restoring |
575 | cld |
576 | cld |
576 | shl esi,5 |
577 | shl esi,5 |
577 | add esi,window_data |
578 | add esi,window_data |
578 | mov eax,[esi+WDATA.box.left] |
579 | mov eax,[esi+WDATA.box.left] |
579 | mov [draw_limits.left],eax |
580 | mov [draw_limits.left],eax |
580 | add eax,[esi+WDATA.box.width] |
581 | add eax,[esi+WDATA.box.width] |
581 | mov [draw_limits.right],eax |
582 | mov [draw_limits.right],eax |
582 | mov eax,[esi+WDATA.box.top] |
583 | mov eax,[esi+WDATA.box.top] |
583 | mov [draw_limits.top],eax |
584 | mov [draw_limits.top],eax |
584 | add eax,[esi+WDATA.box.height] |
585 | add eax,[esi+WDATA.box.height] |
585 | mov [draw_limits.bottom],eax |
586 | mov [draw_limits.bottom],eax |
586 | 587 | ||
587 | xor eax, eax |
588 | xor eax, eax |
588 | mov [esi+WDATA.box.left],eax |
589 | mov [esi+WDATA.box.left],eax |
589 | mov [esi+WDATA.box.width],eax |
590 | mov [esi+WDATA.box.width],eax |
590 | mov [esi+WDATA.box.top],eax |
591 | mov [esi+WDATA.box.top],eax |
591 | mov [esi+WDATA.box.height],eax |
592 | mov [esi+WDATA.box.height],eax |
592 | mov [esi+WDATA.cl_workarea],eax |
593 | mov [esi+WDATA.cl_workarea],eax |
593 | mov [esi+WDATA.cl_titlebar],eax |
594 | mov [esi+WDATA.cl_titlebar],eax |
594 | mov [esi+WDATA.cl_frames],eax |
595 | mov [esi+WDATA.cl_frames],eax |
595 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
596 | mov dword [esi+WDATA.reserved],eax ; clear all flags: wstate, redraw, wdrawn |
596 | lea edi, [esi-window_data+draw_data] |
597 | lea edi, [esi-window_data+draw_data] |
597 | mov ecx,32/4 |
598 | mov ecx,32/4 |
598 | rep stosd |
599 | rep stosd |
599 | popa |
600 | popa |
600 | 601 | ||
601 | ; debuggee test |
602 | ; debuggee test |
602 | pushad |
603 | pushad |
603 | mov edi, esi |
604 | mov edi, esi |
604 | shl edi, 5 |
605 | shl edi, 5 |
605 | mov eax, [SLOT_BASE+edi*8+APPDATA.debugger_slot] |
606 | mov eax, [SLOT_BASE+edi*8+APPDATA.debugger_slot] |
606 | test eax, eax |
607 | test eax, eax |
607 | jz .nodebug |
608 | jz .nodebug |
608 | push 8 |
609 | push 8 |
609 | pop ecx |
610 | pop ecx |
610 | push dword [CURRENT_TASK+edi+TASKDATA.pid] ; PID |
611 | push dword [CURRENT_TASK+edi+TASKDATA.pid] ; PID |
611 | push 2 |
612 | push 2 |
612 | call debugger_notify |
613 | call debugger_notify |
613 | pop ecx |
614 | pop ecx |
614 | pop ecx |
615 | pop ecx |
615 | .nodebug: |
616 | .nodebug: |
616 | popad |
617 | popad |
617 | 618 | ||
618 | mov ebx, [.slot] |
619 | mov ebx, [.slot] |
619 | shl ebx, 8 |
620 | shl ebx, 8 |
620 | push ebx |
621 | push ebx |
621 | mov ebx,[SLOT_BASE+ebx+APPDATA.pl0_stack] |
622 | mov ebx,[SLOT_BASE+ebx+APPDATA.pl0_stack] |
622 | 623 | ||
623 | stdcall kernel_free, ebx |
624 | stdcall kernel_free, ebx |
624 | 625 | ||
625 | pop ebx |
626 | pop ebx |
626 | mov ebx,[SLOT_BASE+ebx+APPDATA.cur_dir] |
627 | mov ebx,[SLOT_BASE+ebx+APPDATA.cur_dir] |
627 | stdcall kernel_free, ebx |
628 | stdcall kernel_free, ebx |
628 | 629 | ||
629 | mov edi, [.slot] |
630 | mov edi, [.slot] |
630 | shl edi,8 |
631 | shl edi,8 |
631 | add edi,SLOT_BASE |
632 | add edi,SLOT_BASE |
632 | 633 | ||
633 | mov eax, [edi+APPDATA.io_map] |
634 | mov eax, [edi+APPDATA.io_map] |
634 | cmp eax, [SLOT_BASE+256+APPDATA.io_map] |
635 | cmp eax, [SLOT_BASE+256+APPDATA.io_map] |
635 | je @F |
636 | je @F |
636 | call free_page |
637 | call free_page |
637 | @@: |
638 | @@: |
638 | mov eax, [edi+APPDATA.io_map+4] |
639 | mov eax, [edi+APPDATA.io_map+4] |
639 | cmp eax, [SLOT_BASE+256+APPDATA.io_map+4] |
640 | cmp eax, [SLOT_BASE+256+APPDATA.io_map+4] |
640 | je @F |
641 | je @F |
641 | call free_page |
642 | call free_page |
642 | @@: |
643 | @@: |
643 | mov eax, 0x20202020 |
644 | mov eax, 0x20202020 |
644 | stosd |
645 | stosd |
645 | stosd |
646 | stosd |
646 | stosd |
647 | stosd |
647 | mov ecx,244/4 |
648 | mov ecx,244/4 |
648 | xor eax, eax |
649 | xor eax, eax |
649 | rep stosd |
650 | rep stosd |
650 | 651 | ||
651 | ; activate window |
652 | ; activate window |
652 | movzx eax, word [WIN_STACK + esi*2] |
653 | movzx eax, word [WIN_STACK + esi*2] |
653 | cmp eax, [TASK_COUNT] |
654 | cmp eax, [TASK_COUNT] |
654 | jne .dont_activate |
655 | jne .dont_activate |
655 | pushad |
656 | pushad |
656 | .check_next_window: |
657 | .check_next_window: |
657 | dec eax |
658 | dec eax |
658 | cmp eax, 1 |
659 | cmp eax, 1 |
659 | jbe .nothing_to_activate |
660 | jbe .nothing_to_activate |
660 | lea esi, [WIN_POS+eax*2] |
661 | lea esi, [WIN_POS+eax*2] |
661 | movzx edi, word [esi] ; edi = process |
662 | movzx edi, word [esi] ; edi = process |
662 | shl edi, 5 |
663 | shl edi, 5 |
663 | cmp [CURRENT_TASK + edi + TASKDATA.state], byte 9 ; skip dead slots |
664 | cmp [CURRENT_TASK + edi + TASKDATA.state], byte 9 ; skip dead slots |
664 | je .check_next_window |
665 | je .check_next_window |
665 | add edi, window_data |
666 | add edi, window_data |
666 | 667 | ||
667 | ; skip minimized windows |
668 | ; skip minimized windows |
668 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
669 | test [edi + WDATA.fl_wstate], WSTATE_MINIMIZED |
669 | jnz .check_next_window |
670 | jnz .check_next_window |
670 | call waredraw |
671 | call waredraw |
671 | .nothing_to_activate: |
672 | .nothing_to_activate: |
672 | popad |
673 | popad |
673 | .dont_activate: |
674 | .dont_activate: |
674 | 675 | ||
675 | push esi ; remove hd1 & cd & flp reservation |
676 | push esi ; remove hd1 & cd & flp reservation |
676 | shl esi, 5 |
677 | shl esi, 5 |
677 | mov esi, [esi+CURRENT_TASK+TASKDATA.pid] |
678 | mov esi, [esi+CURRENT_TASK+TASKDATA.pid] |
678 | cmp [hd1_status], esi |
679 | cmp [hd1_status], esi |
679 | jnz @f |
680 | jnz @f |
680 | call free_hd_channel |
681 | call free_hd_channel |
681 | and [hd1_status], 0 |
682 | and [hd1_status], 0 |
682 | ;@@: |
683 | ;@@: |
683 | ; cmp [cd_status], esi |
684 | ; cmp [cd_status], esi |
684 | ; jnz @f |
685 | ; jnz @f |
685 | ; call free_cd_channel |
686 | ; call free_cd_channel |
686 | ; and [cd_status], 0 |
687 | ; and [cd_status], 0 |
687 | ;@@: |
688 | ;@@: |
688 | ; cmp [flp_status], esi |
689 | ; cmp [flp_status], esi |
689 | ; jnz @f |
690 | ; jnz @f |
690 | ; and [flp_status], 0 |
691 | ; and [flp_status], 0 |
691 | @@: |
692 | @@: |
692 | pop esi |
693 | pop esi |
693 | cmp [bgrlockpid], esi |
694 | cmp [bgrlockpid], esi |
694 | jnz @f |
695 | jnz @f |
695 | and [bgrlockpid], 0 |
696 | and [bgrlockpid], 0 |
696 | and [bgrlock], 0 |
697 | and [bgrlock], 0 |
697 | @@: |
698 | @@: |
698 | 699 | ||
699 | pusha ; remove all irq reservations |
700 | pusha ; remove all irq reservations |
700 | mov eax,esi |
701 | mov eax,esi |
701 | shl eax, 5 |
702 | shl eax, 5 |
702 | mov eax,[eax+CURRENT_TASK+TASKDATA.pid] |
703 | mov eax,[eax+CURRENT_TASK+TASKDATA.pid] |
703 | mov edi,irq_owner |
704 | mov edi,irq_owner |
704 | xor ebx, ebx |
705 | xor ebx, ebx |
705 | xor edx, edx |
706 | xor edx, edx |
706 | newirqfree: |
707 | newirqfree: |
707 | cmp [edi + 4 * ebx], eax |
708 | cmp [edi + 4 * ebx], eax |
708 | jne nofreeirq |
709 | jne nofreeirq |
709 | mov [edi + 4 * ebx], edx ; remove irq reservation |
710 | mov [edi + 4 * ebx], edx ; remove irq reservation |
710 | mov [irq_tab + 4 * ebx], edx ; remove irq handler |
711 | mov [irq_tab + 4 * ebx], edx ; remove irq handler |
711 | mov [irq_rights + 4 * ebx], edx ; set access rights to full access |
712 | mov [irq_rights + 4 * ebx], edx ; set access rights to full access |
712 | nofreeirq: |
713 | nofreeirq: |
713 | inc ebx |
714 | inc ebx |
714 | cmp ebx, 16 |
715 | cmp ebx, 16 |
715 | jb newirqfree |
716 | jb newirqfree |
716 | popa |
717 | popa |
717 | 718 | ||
718 | pusha ; remove all port reservations |
719 | pusha ; remove all port reservations |
719 | mov edx,esi |
720 | mov edx,esi |
720 | shl edx, 5 |
721 | shl edx, 5 |
721 | add edx,CURRENT_TASK |
722 | add edx,CURRENT_TASK |
722 | mov edx,[edx+TASKDATA.pid] |
723 | mov edx,[edx+TASKDATA.pid] |
723 | 724 | ||
724 | rmpr0: |
725 | rmpr0: |
725 | 726 | ||
726 | mov esi,[RESERVED_PORTS] |
727 | mov esi,[RESERVED_PORTS] |
727 | 728 | ||
728 | test esi,esi |
729 | test esi,esi |
729 | jz rmpr9 |
730 | jz rmpr9 |
730 | 731 | ||
731 | rmpr3: |
732 | rmpr3: |
732 | 733 | ||
733 | mov edi,esi |
734 | mov edi,esi |
734 | shl edi,4 |
735 | shl edi,4 |
735 | add edi,RESERVED_PORTS |
736 | add edi,RESERVED_PORTS |
736 | 737 | ||
737 | cmp edx,[edi] |
738 | cmp edx,[edi] |
738 | je rmpr4 |
739 | je rmpr4 |
739 | 740 | ||
740 | dec esi |
741 | dec esi |
741 | jnz rmpr3 |
742 | jnz rmpr3 |
742 | 743 | ||
743 | jmp rmpr9 |
744 | jmp rmpr9 |
744 | 745 | ||
745 | rmpr4: |
746 | rmpr4: |
746 | 747 | ||
747 | mov ecx,256 |
748 | mov ecx,256 |
748 | sub ecx,esi |
749 | sub ecx,esi |
749 | shl ecx,4 |
750 | shl ecx,4 |
750 | 751 | ||
751 | mov esi,edi |
752 | mov esi,edi |
752 | add esi,16 |
753 | add esi,16 |
753 | cld |
754 | cld |
754 | rep movsb |
755 | rep movsb |
755 | 756 | ||
756 | dec dword [RESERVED_PORTS] |
757 | dec dword [RESERVED_PORTS] |
757 | 758 | ||
758 | jmp rmpr0 |
759 | jmp rmpr0 |
759 | 760 | ||
760 | rmpr9: |
761 | rmpr9: |
761 | 762 | ||
762 | popa |
763 | popa |
763 | mov edi,esi ; do not run this process slot |
764 | mov edi,esi ; do not run this process slot |
764 | shl edi, 5 |
765 | shl edi, 5 |
765 | mov [edi+CURRENT_TASK + TASKDATA.state],byte 9 |
766 | mov [edi+CURRENT_TASK + TASKDATA.state],byte 9 |
766 | ; debugger test - terminate all debuggees |
767 | ; debugger test - terminate all debuggees |
767 | mov eax, 2 |
768 | mov eax, 2 |
768 | mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot |
769 | mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot |
769 | .xd0: |
770 | .xd0: |
770 | cmp eax, [TASK_COUNT] |
771 | cmp eax, [TASK_COUNT] |
771 | ja .xd1 |
772 | ja .xd1 |
772 | cmp dword [ecx], esi |
773 | cmp dword [ecx], esi |
773 | jnz @f |
774 | jnz @f |
774 | and dword [ecx], 0 |
775 | and dword [ecx], 0 |
775 | pushad |
776 | pushad |
776 | xchg eax, ecx |
777 | xchg eax, ecx |
777 | mov ebx, 2 |
778 | mov ebx, 2 |
778 | call sys_system |
779 | call sys_system |
779 | popad |
780 | popad |
780 | @@: |
781 | @@: |
781 | inc eax |
782 | inc eax |
782 | add ecx, 0x100 |
783 | add ecx, 0x100 |
783 | jmp .xd0 |
784 | jmp .xd0 |
784 | .xd1: |
785 | .xd1: |
785 | sti ; .. and life goes on |
786 | sti ; .. and life goes on |
786 | 787 | ||
787 | mov eax, [draw_limits.left] |
788 | mov eax, [draw_limits.left] |
788 | mov ebx, [draw_limits.top] |
789 | mov ebx, [draw_limits.top] |
789 | mov ecx, [draw_limits.right] |
790 | mov ecx, [draw_limits.right] |
790 | mov edx, [draw_limits.bottom] |
791 | mov edx, [draw_limits.bottom] |
791 | call calculatescreen |
792 | call calculatescreen |
792 | xor eax, eax |
793 | xor eax, eax |
793 | xor esi, esi |
794 | xor esi, esi |
794 | call redrawscreen |
795 | call redrawscreen |
795 | 796 | ||
796 | mov [MOUSE_BACKGROUND],byte 0 ; no mouse background |
797 | mov [MOUSE_BACKGROUND],byte 0 ; no mouse background |
797 | mov [DONT_DRAW_MOUSE],byte 0 ; draw mouse |
798 | mov [DONT_DRAW_MOUSE],byte 0 ; draw mouse |
798 | 799 | ||
799 | and [application_table_status],0 |
800 | and [application_table_status],0 |
800 | add esp, 4 |
801 | add esp, 4 |
801 | ret |
802 | ret |
802 | restore .slot |
803 | restore .slot |
803 | 804 | ||
804 | iglobal |
805 | iglobal |
805 | boot_sched_1 db 'Building gdt tss pointer',0 |
806 | boot_sched_1 db 'Building gdt tss pointer',0 |
806 | ; boot_sched_2 db 'Building IDT table',0 |
807 | ; boot_sched_2 db 'Building IDT table',0 |
807 | endg |
808 | endg |
808 | 809 | ||
809 | 810 | ||
810 | build_scheduler: |
811 | build_scheduler: |
811 | 812 | ||
812 | mov esi,boot_sched_1 |
813 | mov esi,boot_sched_1 |
813 | call boot_log |
814 | call boot_log |
814 | ret |
815 | ret |