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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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164 | serge | 7 | |
593 | mikedld | 8 | $Revision: 887 $ |
9 | |||
10 | |||
465 | serge | 11 | DRV_COMPAT equ 5 ;minimal required drivers version |
12 | DRV_CURRENT equ 5 ;current drivers model version |
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214 | serge | 13 | |
227 | serge | 14 | DRV_VERSION equ (DRV_COMPAT shl 16) or DRV_CURRENT |
797 | serge | 15 | PID_KERNEL equ 1 ;os_idle thread |
227 | serge | 16 | |
164 | serge | 17 | align 4 |
774 | Rus | 18 | proc attach_int_handler stdcall, irq:dword, handler:dword, access_rights:dword |
164 | serge | 19 | |
886 | serge | 20 | mov ebx, [irq] ;irq num |
21 | test ebx, ebx |
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22 | jz .err |
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23 | cmp ebx, 15 ; hidnplayr says: we only have 16 IRQ's |
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24 | ja .err |
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25 | mov eax, [handler] |
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26 | test eax, eax |
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27 | jz .err |
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28 | cmp [irq_owner + 4 * ebx], 0 |
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29 | je @f |
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774 | Rus | 30 | |
886 | serge | 31 | mov ecx, [irq_rights + 4 * ebx] ; Rights : 0 - full access, 1 - read only, 2 - forbidden |
32 | test ecx, ecx |
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33 | jnz .err |
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774 | Rus | 34 | |
802 | serge | 35 | @@: |
886 | serge | 36 | mov [irq_tab+ebx*4], eax |
769 | Rus | 37 | |
886 | serge | 38 | mov eax, [access_rights] |
39 | mov [irq_rights + 4 * ebx], eax |
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774 | Rus | 40 | |
886 | serge | 41 | mov [irq_owner + 4 * ebx], PID_KERNEL ; all handlers belong to a kernel |
769 | Rus | 42 | |
886 | serge | 43 | stdcall enable_irq, [irq] |
44 | mov eax, 1 |
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45 | ret |
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164 | serge | 46 | .err: |
886 | serge | 47 | xor eax, eax |
48 | ret |
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164 | serge | 49 | endp |
50 | |||
774 | Rus | 51 | uglobal |
52 | |||
886 | serge | 53 | irq_rights rd 16 |
774 | Rus | 54 | |
55 | endg |
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56 | |||
57 | proc get_int_handler stdcall, irq:dword |
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58 | |||
886 | serge | 59 | mov eax, [irq] |
774 | Rus | 60 | |
886 | serge | 61 | cmp [irq_rights + 4 * eax], dword 1 |
62 | ja .err |
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774 | Rus | 63 | |
886 | serge | 64 | mov eax, [irq_tab + 4 * eax] |
65 | ret |
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774 | Rus | 66 | |
886 | serge | 67 | .err: |
68 | xor eax, eax |
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69 | ret |
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774 | Rus | 70 | endp |
71 | |||
164 | serge | 72 | align 4 |
73 | proc detach_int_handler |
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74 | |||
886 | serge | 75 | ret |
164 | serge | 76 | endp |
77 | |||
78 | align 4 |
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79 | proc enable_irq stdcall, irq_line:dword |
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886 | serge | 80 | mov ebx, [irq_line] |
81 | mov edx, 0x21 |
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82 | cmp ebx, 8 |
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83 | jb @F |
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84 | mov edx, 0xA1 |
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85 | sub ebx,8 |
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164 | serge | 86 | @@: |
886 | serge | 87 | in al,dx |
88 | btr eax, ebx |
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89 | out dx, al |
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90 | ret |
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164 | serge | 91 | endp |
92 | |||
93 | align 16 |
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94 | ;; proc irq_serv |
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95 | |||
96 | irq_serv: |
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97 | |||
98 | .irq_1: |
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886 | serge | 99 | push 1 |
100 | jmp .main |
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164 | serge | 101 | align 4 |
102 | .irq_2: |
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886 | serge | 103 | push 2 |
104 | jmp .main |
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164 | serge | 105 | align 4 |
106 | .irq_3: |
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886 | serge | 107 | push 3 |
108 | jmp .main |
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164 | serge | 109 | align 4 |
110 | .irq_4: |
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886 | serge | 111 | push 4 |
112 | jmp .main |
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164 | serge | 113 | align 4 |
114 | .irq_5: |
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886 | serge | 115 | push 5 |
116 | jmp .main |
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164 | serge | 117 | align 4 |
118 | .irq_6: |
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886 | serge | 119 | push 6 |
120 | jmp .main |
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164 | serge | 121 | align 4 |
122 | .irq_7: |
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886 | serge | 123 | push 7 |
124 | jmp .main |
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164 | serge | 125 | align 4 |
126 | .irq_8: |
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886 | serge | 127 | push 8 |
128 | jmp .main |
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164 | serge | 129 | align 4 |
130 | .irq_9: |
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886 | serge | 131 | push 9 |
132 | jmp .main |
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164 | serge | 133 | align 4 |
134 | .irq_10: |
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886 | serge | 135 | push 10 |
136 | jmp .main |
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164 | serge | 137 | align 4 |
138 | .irq_11: |
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886 | serge | 139 | push 11 |
140 | jmp .main |
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164 | serge | 141 | align 4 |
142 | .irq_12: |
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886 | serge | 143 | push 12 |
144 | jmp .main |
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164 | serge | 145 | align 4 |
146 | .irq_13: |
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886 | serge | 147 | push 13 |
148 | jmp .main |
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164 | serge | 149 | align 4 |
150 | .irq_14: |
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886 | serge | 151 | push 14 |
152 | jmp .main |
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164 | serge | 153 | align 4 |
154 | .irq_15: |
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886 | serge | 155 | push 15 |
156 | jmp .main |
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164 | serge | 157 | |
158 | align 16 |
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159 | .main: |
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886 | serge | 160 | save_ring3_context |
161 | mov eax, [esp + 32] |
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162 | mov bx, app_data ;os_data |
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163 | mov ds, bx |
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164 | mov es, bx |
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164 | serge | 165 | |
886 | serge | 166 | cmp [v86_irqhooks+eax*8], 0 |
167 | jnz v86_irq |
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709 | diamond | 168 | |
886 | serge | 169 | mov ebx, [irq_tab+eax*4] |
170 | test ebx, ebx |
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171 | jz .exit |
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164 | serge | 172 | |
886 | serge | 173 | call ebx |
174 | mov [check_idle_semaphore],5 |
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164 | serge | 175 | |
176 | .exit: |
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177 | |||
886 | serge | 178 | cmp dword [esp + 32], 8 |
179 | mov al, 0x20 |
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180 | jb @f |
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181 | |||
182 | out 0xa0, al |
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164 | serge | 183 | @@: |
886 | serge | 184 | out 0x20, al |
164 | serge | 185 | |
886 | serge | 186 | restore_ring3_context |
187 | add esp, 4 |
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769 | Rus | 188 | |
886 | serge | 189 | iret |
164 | serge | 190 | |
191 | align 4 |
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192 | proc get_notify stdcall, p_ev:dword |
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193 | |||
194 | .wait: |
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886 | serge | 195 | mov ebx,[current_slot] |
196 | test dword [ebx+APPDATA.event_mask],EVENT_NOTIFY |
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197 | jz @f |
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198 | |||
199 | and dword [ebx+APPDATA.event_mask], not EVENT_NOTIFY |
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200 | mov edi, [p_ev] |
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201 | mov dword [edi], EV_INTR |
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202 | mov eax, [ebx+APPDATA.event] |
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203 | mov dword [edi+4], eax |
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204 | ret |
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164 | serge | 205 | @@: |
886 | serge | 206 | call change_task |
207 | jmp .wait |
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164 | serge | 208 | endp |
209 | |||
210 | align 4 |
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211 | proc pci_read32 stdcall, bus:dword, devfn:dword, reg:dword |
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886 | serge | 212 | push ebx |
213 | xor eax, eax |
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214 | xor ebx, ebx |
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215 | mov ah, byte [bus] |
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216 | mov al, 6 |
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217 | mov bh, byte [devfn] |
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218 | mov bl, byte [reg] |
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219 | call pci_read_reg |
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220 | pop ebx |
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221 | ret |
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164 | serge | 222 | endp |
223 | |||
224 | align 4 |
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557 | serge | 225 | proc pci_read16 stdcall, bus:dword, devfn:dword, reg:dword |
886 | serge | 226 | push ebx |
227 | xor eax, eax |
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228 | xor ebx, ebx |
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229 | mov ah, byte [bus] |
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230 | mov al, 5 |
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231 | mov bh, byte [devfn] |
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232 | mov bl, byte [reg] |
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233 | call pci_read_reg |
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234 | pop ebx |
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235 | ret |
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557 | serge | 236 | endp |
237 | |||
238 | align 4 |
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164 | serge | 239 | proc pci_read8 stdcall, bus:dword, devfn:dword, reg:dword |
886 | serge | 240 | push ebx |
241 | xor eax, eax |
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242 | xor ebx, ebx |
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243 | mov ah, byte [bus] |
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244 | mov al, 4 |
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245 | mov bh, byte [devfn] |
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246 | mov bl, byte [reg] |
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247 | call pci_read_reg |
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248 | pop ebx |
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249 | ret |
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164 | serge | 250 | endp |
251 | |||
252 | align 4 |
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253 | proc pci_write8 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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886 | serge | 254 | push ebx |
255 | xor eax, eax |
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256 | xor ebx, ebx |
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257 | mov ah, byte [bus] |
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258 | mov al, 8 |
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259 | mov bh, byte [devfn] |
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260 | mov bl, byte [reg] |
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261 | mov ecx, [val] |
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262 | call pci_write_reg |
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263 | pop ebx |
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264 | ret |
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164 | serge | 265 | endp |
266 | |||
557 | serge | 267 | align 4 |
268 | proc pci_write16 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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886 | serge | 269 | push ebx |
270 | xor eax, eax |
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271 | xor ebx, ebx |
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272 | mov ah, byte [bus] |
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273 | mov al, 9 |
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274 | mov bh, byte [devfn] |
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275 | mov bl, byte [reg] |
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276 | mov ecx, [val] |
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277 | call pci_write_reg |
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278 | pop ebx |
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279 | ret |
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557 | serge | 280 | endp |
281 | |||
672 | hidnplayr | 282 | align 4 |
283 | proc pci_write32 stdcall, bus:dword, devfn:dword, reg:dword, val:dword |
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886 | serge | 284 | push ebx |
285 | xor eax, eax |
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286 | xor ebx, ebx |
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287 | mov ah, byte [bus] |
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288 | mov al, 10 |
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289 | mov bh, byte [devfn] |
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290 | mov bl, byte [reg] |
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291 | mov ecx, [val] |
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292 | call pci_write_reg |
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293 | pop ebx |
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294 | ret |
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672 | hidnplayr | 295 | endp |
164 | serge | 296 | |
672 | hidnplayr | 297 | handle equ IOCTL.handle |
298 | io_code equ IOCTL.io_code |
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299 | input equ IOCTL.input |
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300 | inp_size equ IOCTL.inp_size |
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301 | output equ IOCTL.output |
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302 | out_size equ IOCTL.out_size |
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164 | serge | 303 | |
672 | hidnplayr | 304 | |
164 | serge | 305 | align 4 |
306 | proc srv_handler stdcall, ioctl:dword |
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886 | serge | 307 | mov esi, [ioctl] |
308 | test esi, esi |
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309 | jz .err |
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164 | serge | 310 | |
886 | serge | 311 | mov edi, [esi+handle] |
312 | cmp [edi+SRV.magic], ' SRV' |
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313 | jne .fail |
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164 | serge | 314 | |
886 | serge | 315 | cmp [edi+SRV.size], SRV_SIZE |
316 | jne .fail |
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164 | serge | 317 | |
886 | serge | 318 | stdcall [edi+SRV.srv_proc], esi |
319 | ret |
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164 | serge | 320 | .fail: |
886 | serge | 321 | xor eax, eax |
322 | not eax |
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323 | mov [esi+output], eax |
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324 | mov [esi+out_size], 4 |
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325 | ret |
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164 | serge | 326 | .err: |
886 | serge | 327 | xor eax, eax |
328 | not eax |
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329 | ret |
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164 | serge | 330 | endp |
331 | |||
377 | serge | 332 | ; param |
333 | ; ebx= io_control |
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334 | ; |
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335 | ; retval |
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336 | ; eax= error code |
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337 | |||
164 | serge | 338 | align 4 |
377 | serge | 339 | srv_handlerEx: |
886 | serge | 340 | cmp ebx, OS_BASE |
341 | jae .fail |
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164 | serge | 342 | |
886 | serge | 343 | mov eax, [ebx+handle] |
344 | cmp [eax+SRV.magic], ' SRV' |
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345 | jne .fail |
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164 | serge | 346 | |
886 | serge | 347 | cmp [eax+SRV.size], SRV_SIZE |
348 | jne .fail |
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164 | serge | 349 | |
886 | serge | 350 | stdcall [eax+SRV.srv_proc], ebx |
351 | ret |
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164 | serge | 352 | .fail: |
886 | serge | 353 | or eax, -1 |
354 | ret |
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164 | serge | 355 | |
356 | restore handle |
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357 | restore io_code |
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358 | restore input |
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359 | restore inp_size |
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360 | restore output |
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361 | restore out_size |
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362 | |||
363 | align 4 |
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364 | proc get_service stdcall, sz_name:dword |
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886 | serge | 365 | mov eax, [sz_name] |
366 | test eax, eax |
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367 | jnz @F |
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368 | ret |
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164 | serge | 369 | @@: |
886 | serge | 370 | mov edx, [srv.fd] |
188 | serge | 371 | @@: |
886 | serge | 372 | cmp edx, srv.fd-SRV_FD_OFFSET |
373 | je .not_load |
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278 | serge | 374 | |
886 | serge | 375 | stdcall strncmp, edx, [sz_name], 16 |
376 | test eax, eax |
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377 | je .ok |
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164 | serge | 378 | |
886 | serge | 379 | mov edx, [edx+SRV.fd] |
380 | jmp @B |
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164 | serge | 381 | .not_load: |
886 | serge | 382 | pop ebp |
383 | jmp load_driver |
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164 | serge | 384 | .ok: |
886 | serge | 385 | mov eax, edx |
386 | ret |
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164 | serge | 387 | endp |
388 | |||
389 | align 4 |
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740 | serge | 390 | proc reg_service stdcall, name:dword, handler:dword |
164 | serge | 391 | |
886 | serge | 392 | push ebx |
164 | serge | 393 | |
819 | serge | 394 | xor eax, eax |
395 | |||
886 | serge | 396 | cmp [name], eax |
397 | je .fail |
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740 | serge | 398 | |
886 | serge | 399 | cmp [handler], eax |
400 | je .fail |
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740 | serge | 401 | |
886 | serge | 402 | mov eax, SRV_SIZE |
403 | call malloc ;call alloc_service |
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404 | test eax, eax |
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405 | jz .fail |
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164 | serge | 406 | |
886 | serge | 407 | push esi |
408 | push edi |
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409 | mov edi, eax |
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410 | mov esi, [name] |
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411 | mov ecx, 16/4 |
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412 | rep movsd |
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413 | pop edi |
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414 | pop esi |
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164 | serge | 415 | |
886 | serge | 416 | mov [eax+SRV.magic], ' SRV' |
417 | mov [eax+SRV.size], SRV_SIZE |
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278 | serge | 418 | |
886 | serge | 419 | mov ebx, srv.fd-SRV_FD_OFFSET |
420 | mov edx, [ebx+SRV.fd] |
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421 | mov [eax+SRV.fd], edx |
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422 | mov [eax+SRV.bk], ebx |
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423 | mov [ebx+SRV.fd], eax |
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424 | mov [edx+SRV.bk], eax |
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278 | serge | 425 | |
886 | serge | 426 | mov ecx, [handler] |
427 | mov [eax+SRV.srv_proc], ecx |
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428 | pop ebx |
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429 | ret |
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164 | serge | 430 | .fail: |
886 | serge | 431 | xor eax, eax |
819 | serge | 432 | pop ebx |
886 | serge | 433 | ret |
740 | serge | 434 | endp |
164 | serge | 435 | |
436 | align 4 |
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437 | proc get_proc stdcall, exp:dword, sz_name:dword |
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438 | |||
886 | serge | 439 | mov edx, [exp] |
164 | serge | 440 | .next: |
886 | serge | 441 | mov eax, [edx] |
442 | test eax, eax |
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443 | jz .end |
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164 | serge | 444 | |
886 | serge | 445 | push edx |
446 | stdcall strncmp, eax, [sz_name], 16 |
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447 | pop edx |
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448 | test eax, eax |
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449 | jz .ok |
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164 | serge | 450 | |
886 | serge | 451 | add edx,8 |
452 | jmp .next |
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164 | serge | 453 | .ok: |
886 | serge | 454 | mov eax, [edx+4] |
164 | serge | 455 | .end: |
886 | serge | 456 | ret |
164 | serge | 457 | endp |
458 | |||
459 | align 4 |
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460 | proc get_coff_sym stdcall, pSym:dword,count:dword, sz_sym:dword |
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461 | |||
462 | @@: |
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886 | serge | 463 | stdcall strncmp, [pSym], [sz_sym], 8 |
464 | test eax,eax |
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465 | jz .ok |
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466 | add [pSym], 18 |
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467 | dec [count] |
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468 | jnz @b |
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469 | |||
470 | xor eax, eax |
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471 | ret |
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164 | serge | 472 | .ok: |
886 | serge | 473 | mov ebx, [pSym] |
474 | mov eax, [ebx+8] |
||
475 | ret |
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164 | serge | 476 | endp |
477 | |||
478 | align 4 |
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886 | serge | 479 | get_curr_task: |
480 | mov eax,[CURRENT_TASK] |
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481 | shl eax, 8 |
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482 | ret |
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164 | serge | 483 | |
188 | serge | 484 | align 4 |
485 | proc get_fileinfo stdcall, file_name:dword, info:dword |
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886 | serge | 486 | locals |
487 | cmd dd ? |
||
488 | offset dd ? |
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489 | dd ? |
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490 | count dd ? |
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491 | buff dd ? |
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492 | db ? |
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493 | name dd ? |
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494 | endl |
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164 | serge | 495 | |
886 | serge | 496 | xor eax, eax |
497 | mov ebx, [file_name] |
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498 | mov ecx, [info] |
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164 | serge | 499 | |
886 | serge | 500 | mov [cmd], 5 |
501 | mov [offset], eax |
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502 | mov [offset+4], eax |
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503 | mov [count], eax |
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504 | mov [buff], ecx |
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505 | mov byte [buff+4], al |
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506 | mov [name], ebx |
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164 | serge | 507 | |
886 | serge | 508 | mov eax, 70 |
509 | lea ebx, [cmd] |
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510 | int 0x40 |
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511 | ret |
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188 | serge | 512 | endp |
164 | serge | 513 | |
188 | serge | 514 | align 4 |
515 | proc read_file stdcall,file_name:dword, buffer:dword, off:dword,\ |
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672 | hidnplayr | 516 | bytes:dword |
886 | serge | 517 | locals |
518 | cmd dd ? |
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519 | offset dd ? |
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520 | dd ? |
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521 | count dd ? |
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522 | buff dd ? |
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523 | db ? |
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524 | name dd ? |
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525 | endl |
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164 | serge | 526 | |
886 | serge | 527 | xor eax, eax |
528 | mov ebx, [file_name] |
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529 | mov ecx, [off] |
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530 | mov edx, [bytes] |
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531 | mov esi, [buffer] |
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164 | serge | 532 | |
886 | serge | 533 | mov [cmd], eax |
534 | mov [offset], ecx |
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535 | mov [offset+4], eax |
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536 | mov [count], edx |
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537 | mov [buff], esi |
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538 | mov byte [buff+4], al |
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539 | mov [name], ebx |
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188 | serge | 540 | |
886 | serge | 541 | pushad |
542 | push eax |
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543 | lea eax, [cmd] |
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544 | call file_system_lfn |
||
545 | pop eax |
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546 | popad |
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547 | ret |
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188 | serge | 548 | endp |
549 | |||
363 | serge | 550 | ; description |
551 | ; allocate kernel memory and loads the specified file |
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552 | ; |
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553 | ; param |
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554 | ; file_name= full path to file |
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555 | ; |
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556 | ; retval |
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557 | ; eax= file image in kernel memory |
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558 | ; ebx= size of file |
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559 | ; |
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560 | ; warging |
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887 | serge | 561 | ; You mast call mem_free() to delete each file |
363 | serge | 562 | ; loaded by the load_file() function |
563 | |||
188 | serge | 564 | align 4 |
565 | proc load_file stdcall, file_name:dword |
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886 | serge | 566 | locals |
567 | attr dd ? |
||
568 | flags dd ? |
||
569 | cr_time dd ? |
||
570 | cr_date dd ? |
||
571 | acc_time dd ? |
||
572 | acc_date dd ? |
||
573 | mod_time dd ? |
||
574 | mod_date dd ? |
||
575 | file_size dd ? |
||
188 | serge | 576 | |
886 | serge | 577 | file dd ? |
578 | file2 dd ? |
||
579 | endl |
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188 | serge | 580 | |
886 | serge | 581 | push esi |
582 | push edi |
||
662 | serge | 583 | |
886 | serge | 584 | lea eax, [attr] |
585 | stdcall get_fileinfo, [file_name], eax |
||
586 | test eax, eax |
||
587 | jnz .fail |
||
164 | serge | 588 | |
864 | serge | 589 | mov ecx, [file_size] |
590 | cmp ecx, 1024*1024*16 |
||
886 | serge | 591 | ja .fail |
206 | serge | 592 | |
864 | serge | 593 | mov edx, PG_SW |
594 | call @mem_alloc@8 |
||
886 | serge | 595 | mov [file], eax |
864 | serge | 596 | test eax, eax |
597 | jz .fail |
||
164 | serge | 598 | |
886 | serge | 599 | stdcall read_file, [file_name], eax, dword 0, [file_size] |
600 | cmp ebx, [file_size] |
||
601 | jne .cleanup |
||
211 | serge | 602 | |
886 | serge | 603 | mov eax, [file] |
604 | cmp dword [eax], 0x4B43504B |
||
605 | jne .exit |
||
211 | serge | 606 | |
864 | serge | 607 | mov ecx, [eax+4] |
608 | mov [file_size], ecx |
||
609 | mov edx, PG_SW |
||
610 | call @mem_alloc@8 |
||
886 | serge | 611 | test eax, eax |
612 | jz .cleanup |
||
211 | serge | 613 | |
886 | serge | 614 | mov [file2], eax |
615 | stdcall unpack, [file], eax |
||
616 | |||
617 | mov ecx, [file] |
||
618 | call @mem_free@4 |
||
619 | |||
620 | mov eax, [file2] |
||
621 | mov ebx, [file_size] |
||
211 | serge | 622 | .exit: |
886 | serge | 623 | push eax |
624 | lea edi, [eax+ebx] ;cleanup remain space |
||
887 | serge | 625 | mov ecx, 4096 ;from file end |
886 | serge | 626 | and ebx, 4095 |
627 | jz @f |
||
628 | sub ecx, ebx |
||
629 | xor eax, eax |
||
630 | cld |
||
631 | rep stosb |
||
521 | diamond | 632 | @@: |
886 | serge | 633 | mov ebx, [file_size] |
634 | pop eax |
||
635 | pop edi |
||
636 | pop esi |
||
637 | ret |
||
188 | serge | 638 | .cleanup: |
887 | serge | 639 | mov ecx, [file] |
640 | call @mem_free@4 |
||
188 | serge | 641 | .fail: |
886 | serge | 642 | xor eax, eax |
643 | xor ebx, ebx |
||
644 | pop edi |
||
645 | pop esi |
||
646 | ret |
||
188 | serge | 647 | endp |
164 | serge | 648 | |
188 | serge | 649 | align 4 |
650 | proc get_proc_ex stdcall, proc_name:dword, imports:dword |
||
651 | |||
652 | .look_up: |
||
886 | serge | 653 | mov edx, [imports] |
654 | test edx, edx |
||
655 | jz .end |
||
656 | mov edx, [edx] |
||
657 | test edx, edx |
||
658 | jz .end |
||
188 | serge | 659 | .next: |
886 | serge | 660 | mov eax, [edx] |
661 | test eax, eax |
||
662 | jz .next_table |
||
164 | serge | 663 | |
886 | serge | 664 | push edx |
665 | stdcall strncmp, eax, [proc_name], 16 |
||
666 | pop edx |
||
667 | test eax, eax |
||
668 | jz .ok |
||
164 | serge | 669 | |
886 | serge | 670 | add edx,8 |
671 | jmp .next |
||
188 | serge | 672 | .next_table: |
886 | serge | 673 | add [imports], 4 |
674 | jmp .look_up |
||
188 | serge | 675 | .ok: |
886 | serge | 676 | mov eax, [edx+4] |
677 | ret |
||
188 | serge | 678 | .end: |
886 | serge | 679 | xor eax, eax |
680 | ret |
||
188 | serge | 681 | endp |
164 | serge | 682 | |
188 | serge | 683 | align 4 |
684 | proc fix_coff_symbols stdcall, sec:dword, symbols:dword,\ |
||
672 | hidnplayr | 685 | sym_count:dword, strings:dword, imports:dword |
886 | serge | 686 | locals |
687 | retval dd ? |
||
688 | endl |
||
164 | serge | 689 | |
886 | serge | 690 | mov edi, [symbols] |
691 | mov [retval], 1 |
||
188 | serge | 692 | .fix: |
886 | serge | 693 | movzx ebx, [edi+CSYM.SectionNumber] |
694 | test ebx, ebx |
||
695 | jnz .internal |
||
696 | mov eax, dword [edi+CSYM.Name] |
||
697 | test eax, eax |
||
698 | jnz @F |
||
164 | serge | 699 | |
886 | serge | 700 | mov edi, [edi+4] |
701 | add edi, [strings] |
||
188 | serge | 702 | @@: |
886 | serge | 703 | push edi |
704 | stdcall get_proc_ex, edi,[imports] |
||
705 | pop edi |
||
164 | serge | 706 | |
886 | serge | 707 | xor ebx, ebx |
708 | test eax, eax |
||
709 | jnz @F |
||
164 | serge | 710 | |
886 | serge | 711 | mov esi, msg_unresolved |
712 | call sys_msg_board_str |
||
713 | mov esi, edi |
||
714 | call sys_msg_board_str |
||
715 | mov esi, msg_CR |
||
716 | call sys_msg_board_str |
||
164 | serge | 717 | |
886 | serge | 718 | mov [retval],0 |
188 | serge | 719 | @@: |
886 | serge | 720 | mov edi, [symbols] |
721 | mov [edi+CSYM.Value], eax |
||
722 | jmp .next |
||
188 | serge | 723 | .internal: |
886 | serge | 724 | cmp bx, -1 |
725 | je .next |
||
726 | cmp bx, -2 |
||
727 | je .next |
||
541 | serge | 728 | |
886 | serge | 729 | dec ebx |
730 | shl ebx, 3 |
||
731 | lea ebx, [ebx+ebx*4] |
||
732 | add ebx, [sec] |
||
188 | serge | 733 | |
886 | serge | 734 | mov eax, [ebx+CFS.VirtualAddress] |
735 | add [edi+CSYM.Value], eax |
||
188 | serge | 736 | .next: |
886 | serge | 737 | add edi, CSYM_SIZE |
738 | mov [symbols], edi |
||
739 | dec [sym_count] |
||
740 | jnz .fix |
||
741 | mov eax, [retval] |
||
742 | ret |
||
164 | serge | 743 | endp |
744 | |||
745 | align 4 |
||
188 | serge | 746 | proc fix_coff_relocs stdcall, coff:dword, sec:dword, sym:dword |
886 | serge | 747 | locals |
748 | n_sec dd ? |
||
749 | endl |
||
164 | serge | 750 | |
886 | serge | 751 | mov eax, [coff] |
752 | movzx ebx, [eax+CFH.nSections] |
||
753 | mov [n_sec], ebx |
||
188 | serge | 754 | .fix_sec: |
886 | serge | 755 | mov esi, [sec] |
756 | mov edi, [esi+CFS.PtrReloc] |
||
757 | add edi, [coff] |
||
164 | serge | 758 | |
886 | serge | 759 | movzx ecx, [esi+CFS.NumReloc] |
760 | test ecx, ecx |
||
761 | jz .next |
||
188 | serge | 762 | .next_reloc: |
886 | serge | 763 | mov ebx, [edi+CRELOC.SymIndex] |
764 | add ebx,ebx |
||
765 | lea ebx,[ebx+ebx*8] |
||
766 | add ebx, [sym] |
||
164 | serge | 767 | |
886 | serge | 768 | mov edx, [ebx+CSYM.Value] |
164 | serge | 769 | |
886 | serge | 770 | cmp [edi+CRELOC.Type], 6 |
771 | je .dir_32 |
||
164 | serge | 772 | |
886 | serge | 773 | cmp [edi+CRELOC.Type], 20 |
774 | jne .next_reloc |
||
188 | serge | 775 | .rel_32: |
886 | serge | 776 | mov eax, [edi+CRELOC.VirtualAddress] |
777 | add eax, [esi+CFS.VirtualAddress] |
||
778 | sub edx, eax |
||
779 | sub edx, 4 |
||
780 | jmp .fix |
||
188 | serge | 781 | .dir_32: |
886 | serge | 782 | mov eax, [edi+CRELOC.VirtualAddress] |
783 | add eax, [esi+CFS.VirtualAddress] |
||
188 | serge | 784 | .fix: |
886 | serge | 785 | add [eax], edx |
786 | add edi, 10 |
||
787 | dec ecx |
||
788 | jnz .next_reloc |
||
188 | serge | 789 | .next: |
886 | serge | 790 | add [sec], COFF_SECTION_SIZE |
791 | dec [n_sec] |
||
792 | jnz .fix_sec |
||
164 | serge | 793 | .exit: |
886 | serge | 794 | ret |
164 | serge | 795 | endp |
796 | |||
188 | serge | 797 | align 4 |
346 | diamond | 798 | proc load_driver stdcall, driver_name:dword |
886 | serge | 799 | locals |
800 | coff dd ? |
||
801 | sym dd ? |
||
802 | strings dd ? |
||
803 | img_size dd ? |
||
804 | img_base dd ? |
||
805 | start dd ? |
||
188 | serge | 806 | |
886 | serge | 807 | exports dd ? ;fake exports table |
808 | dd ? |
||
809 | file_name rb 13+16+4+1 ; '/sys/drivers/ |
||
810 | endl |
||
188 | serge | 811 | |
886 | serge | 812 | lea edx, [file_name] |
813 | mov dword [edx], '/sys' |
||
814 | mov dword [edx+4], '/dri' |
||
815 | mov dword [edx+8], 'vers' |
||
816 | mov byte [edx+12], '/' |
||
817 | mov esi, [driver_name] |
||
818 | lea edi, [edx+13] |
||
819 | mov ecx, 16 |
||
346 | diamond | 820 | @@: |
886 | serge | 821 | lodsb |
822 | test al, al |
||
823 | jz @f |
||
824 | stosb |
||
825 | loop @b |
||
346 | diamond | 826 | @@: |
886 | serge | 827 | mov dword [edi], '.obj' |
828 | mov byte [edi+4], 0 |
||
829 | stdcall load_file, edx |
||
887 | serge | 830 | mov [coff], eax |
886 | serge | 831 | test eax, eax |
832 | jz .exit |
||
188 | serge | 833 | |
864 | serge | 834 | movzx ebx, [eax+CFH.nSections] |
886 | serge | 835 | lea edx, [eax+20] |
864 | serge | 836 | xor ecx, ecx |
188 | serge | 837 | @@: |
864 | serge | 838 | add ecx, [edx+CFS.SizeOfRawData] |
839 | add ecx, 15 |
||
840 | and ecx, not 15 |
||
886 | serge | 841 | add edx, COFF_SECTION_SIZE |
864 | serge | 842 | dec ebx |
886 | serge | 843 | jnz @B |
188 | serge | 844 | |
864 | serge | 845 | mov [img_size], ecx |
846 | mov edx, PG_SW |
||
847 | call @mem_alloc@8 |
||
886 | serge | 848 | test eax, eax |
887 | serge | 849 | mov [img_base], eax |
886 | serge | 850 | jz .fail |
188 | serge | 851 | |
886 | serge | 852 | mov [img_base], eax |
188 | serge | 853 | |
886 | serge | 854 | mov edi, eax |
855 | xor eax, eax |
||
856 | mov ecx, [img_size] |
||
857 | add ecx, 4095 |
||
858 | and ecx, not 4095 |
||
859 | shr ecx, 2 |
||
860 | cld |
||
861 | rep stosd |
||
862 | |||
863 | mov edx, [coff] |
||
864 | movzx ebx, [edx+CFH.nSections] |
||
865 | mov edi, [img_base] |
||
866 | lea eax, [edx+20] |
||
188 | serge | 867 | @@: |
886 | serge | 868 | mov [eax+CFS.VirtualAddress], edi |
869 | mov esi, [eax+CFS.PtrRawData] |
||
870 | test esi, esi |
||
871 | jnz .copy |
||
872 | add edi, [eax+CFS.SizeOfRawData] |
||
873 | jmp .next |
||
188 | serge | 874 | .copy: |
886 | serge | 875 | add esi, edx |
876 | mov ecx, [eax+CFS.SizeOfRawData] |
||
877 | cld |
||
878 | rep movsb |
||
188 | serge | 879 | .next: |
886 | serge | 880 | add edi, 15 |
881 | and edi, not 15 |
||
882 | add eax, COFF_SECTION_SIZE |
||
883 | dec ebx |
||
884 | jnz @B |
||
188 | serge | 885 | |
886 | serge | 886 | mov ebx, [edx+CFH.pSymTable] |
887 | add ebx, edx |
||
888 | mov [sym], ebx |
||
889 | mov ecx, [edx+CFH.nSymbols] |
||
890 | add ecx,ecx |
||
891 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
892 | add ecx, [sym] |
||
893 | mov [strings], ecx |
||
188 | serge | 894 | |
886 | serge | 895 | lea ebx, [exports] |
896 | mov dword [ebx], kernel_export |
||
897 | mov dword [ebx+4], 0 |
||
898 | lea eax, [edx+20] |
||
188 | serge | 899 | |
886 | serge | 900 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
901 | [strings], ebx |
||
902 | test eax, eax |
||
903 | jz .link_fail |
||
188 | serge | 904 | |
886 | serge | 905 | mov ebx, [coff] |
906 | add ebx, 20 |
||
907 | stdcall fix_coff_relocs, [coff], ebx, [sym] |
||
188 | serge | 908 | |
886 | serge | 909 | mov ebx, [coff] |
910 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szVersion |
||
911 | test eax, eax |
||
912 | jz .link_fail |
||
227 | serge | 913 | |
886 | serge | 914 | mov eax, [eax] |
915 | shr eax, 16 |
||
916 | cmp eax, DRV_COMPAT |
||
917 | jb .ver_fail |
||
227 | serge | 918 | |
886 | serge | 919 | cmp eax, DRV_CURRENT |
920 | ja .ver_fail |
||
227 | serge | 921 | |
886 | serge | 922 | mov ebx, [coff] |
923 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szSTART |
||
924 | mov [start], eax |
||
188 | serge | 925 | |
887 | serge | 926 | mov ecx, [coff] |
927 | call @mem_free@4 |
||
188 | serge | 928 | |
886 | serge | 929 | mov ebx, [start] |
930 | stdcall ebx, DRV_ENTRY |
||
931 | test eax, eax |
||
932 | jnz .ok |
||
188 | serge | 933 | |
887 | serge | 934 | mov ecx, [img_base] |
935 | call @mem_free@4 |
||
886 | serge | 936 | xor eax, eax |
937 | ret |
||
188 | serge | 938 | .ok: |
886 | serge | 939 | mov ebx, [img_base] |
940 | mov [eax+SRV.base], ebx |
||
941 | mov ecx, [start] |
||
942 | mov [eax+SRV.entry], ecx |
||
943 | ret |
||
227 | serge | 944 | |
945 | .ver_fail: |
||
886 | serge | 946 | mov esi, msg_CR |
947 | call sys_msg_board_str |
||
948 | mov esi, [driver_name] |
||
949 | call sys_msg_board_str |
||
950 | mov esi, msg_CR |
||
951 | call sys_msg_board_str |
||
952 | mov esi, msg_version |
||
953 | call sys_msg_board_str |
||
954 | mov esi, msg_www |
||
955 | call sys_msg_board_str |
||
956 | jmp .cleanup |
||
227 | serge | 957 | |
958 | .link_fail: |
||
886 | serge | 959 | mov esi, msg_module |
960 | call sys_msg_board_str |
||
961 | mov esi, [driver_name] |
||
962 | call sys_msg_board_str |
||
963 | mov esi, msg_CR |
||
964 | call sys_msg_board_str |
||
227 | serge | 965 | .cleanup: |
887 | serge | 966 | mov ecx, [img_base] |
967 | call @mem_free@4 |
||
188 | serge | 968 | .fail: |
887 | serge | 969 | mov ecx, [coff] |
970 | call @mem_free@4 |
||
227 | serge | 971 | .exit: |
886 | serge | 972 | xor eax, eax |
973 | ret |
||
164 | serge | 974 | endp |
975 | |||
198 | serge | 976 | align 4 |
977 | proc load_library stdcall, file_name:dword |
||
886 | serge | 978 | locals |
979 | coff dd ? |
||
980 | sym dd ? |
||
981 | strings dd ? |
||
982 | img_size dd ? |
||
983 | img_base dd ? |
||
984 | exports dd ? |
||
985 | endl |
||
198 | serge | 986 | |
886 | serge | 987 | cli |
198 | serge | 988 | |
886 | serge | 989 | stdcall load_file, [file_name] |
990 | test eax, eax |
||
991 | jz .fail |
||
198 | serge | 992 | |
886 | serge | 993 | mov [coff], eax |
994 | movzx ecx, [eax+CFH.nSections] |
||
995 | xor ebx, ebx |
||
198 | serge | 996 | |
886 | serge | 997 | lea edx, [eax+20] |
198 | serge | 998 | @@: |
886 | serge | 999 | add ebx, [edx+CFS.SizeOfRawData] |
1000 | add ebx, 15 |
||
1001 | and ebx, not 15 |
||
1002 | add edx, COFF_SECTION_SIZE |
||
1003 | dec ecx |
||
1004 | jnz @B |
||
1005 | mov [img_size], ebx |
||
198 | serge | 1006 | |
886 | serge | 1007 | call init_heap |
1008 | stdcall user_alloc, [img_size] |
||
198 | serge | 1009 | |
886 | serge | 1010 | test eax, eax |
1011 | jz .fail |
||
1012 | mov [img_base], eax |
||
198 | serge | 1013 | |
886 | serge | 1014 | mov edx, [coff] |
1015 | movzx ebx, [edx+CFH.nSections] |
||
1016 | mov edi, [img_base] |
||
1017 | lea eax, [edx+20] |
||
198 | serge | 1018 | @@: |
886 | serge | 1019 | mov [eax+CFS.VirtualAddress], edi |
1020 | mov esi, [eax+CFS.PtrRawData] |
||
1021 | test esi, esi |
||
1022 | jnz .copy |
||
1023 | add edi, [eax+CFS.SizeOfRawData] |
||
1024 | jmp .next |
||
198 | serge | 1025 | .copy: |
886 | serge | 1026 | add esi, edx |
1027 | mov ecx, [eax+CFS.SizeOfRawData] |
||
1028 | cld |
||
1029 | rep movsb |
||
198 | serge | 1030 | .next: |
886 | serge | 1031 | add edi, 15 ;-new_app_base |
1032 | and edi, -16 |
||
1033 | add eax, COFF_SECTION_SIZE |
||
1034 | dec ebx |
||
1035 | jnz @B |
||
198 | serge | 1036 | |
886 | serge | 1037 | mov ebx, [edx+CFH.pSymTable] |
1038 | add ebx, edx |
||
1039 | mov [sym], ebx |
||
1040 | mov ecx, [edx+CFH.nSymbols] |
||
1041 | add ecx,ecx |
||
1042 | lea ecx,[ecx+ecx*8] ;ecx*=18 = nSymbols*CSYM_SIZE |
||
1043 | add ecx, [sym] |
||
1044 | mov [strings], ecx |
||
198 | serge | 1045 | |
886 | serge | 1046 | lea eax, [edx+20] |
198 | serge | 1047 | |
886 | serge | 1048 | stdcall fix_coff_symbols, eax, [sym], [edx+CFH.nSymbols],\ |
1049 | [strings], dword 0 |
||
1050 | test eax, eax |
||
1051 | jnz @F |
||
198 | serge | 1052 | |
1053 | @@: |
||
886 | serge | 1054 | mov edx, [coff] |
198 | serge | 1055 | |
840 | serge | 1056 | ; movzx ebx, [edx+CFH.nSections] |
1057 | ; xor edi, edi |
||
1058 | ; lea eax, [edx+20] |
||
1059 | ;@@: |
||
1060 | ; add [eax+CFS.VirtualAddress], edi ;patch user space offset |
||
1061 | ; add eax, COFF_SECTION_SIZE |
||
1062 | ; dec ebx |
||
1063 | ; jnz @B |
||
1064 | |||
886 | serge | 1065 | add edx, 20 |
1066 | stdcall fix_coff_relocs, [coff], edx, [sym] |
||
198 | serge | 1067 | |
886 | serge | 1068 | mov ebx, [coff] |
1069 | stdcall get_coff_sym,[sym],[ebx+CFH.nSymbols],szEXPORTS |
||
1070 | mov [exports], eax |
||
198 | serge | 1071 | |
887 | serge | 1072 | mov ecx, [coff] |
1073 | call @mem_free@4 |
||
1074 | |||
886 | serge | 1075 | mov eax, [exports] |
1076 | ret |
||
198 | serge | 1077 | .fail: |
886 | serge | 1078 | xor eax, eax |
1079 | ret |
||
198 | serge | 1080 | endp |
1081 | |||
214 | serge | 1082 | align 4 |
1083 | proc stop_all_services |
||
278 | serge | 1084 | |
886 | serge | 1085 | mov edx, [srv.fd] |
214 | serge | 1086 | .next: |
886 | serge | 1087 | cmp edx, srv.fd-SRV_FD_OFFSET |
1088 | je .done |
||
1089 | cmp [edx+SRV.magic], ' SRV' |
||
1090 | jne .next |
||
1091 | cmp [edx+SRV.size], SRV_SIZE |
||
1092 | jne .next |
||
732 | serge | 1093 | |
886 | serge | 1094 | mov ebx, [edx+SRV.entry] |
1095 | mov edx, [edx+SRV.fd] |
||
1096 | test ebx, ebx |
||
1097 | jz .next |
||
732 | serge | 1098 | |
886 | serge | 1099 | push edx |
1100 | stdcall ebx, dword -1 |
||
1101 | pop edx |
||
1102 | jmp .next |
||
278 | serge | 1103 | .done: |
886 | serge | 1104 | ret |
214 | serge | 1105 | endp |
198 | serge | 1106 | |
281 | serge | 1107 | ; param |
291 | serge | 1108 | ; eax= size |
1109 | ; ebx= pid |
||
214 | serge | 1110 | |
281 | serge | 1111 | align 4 |
1112 | create_kernel_object: |
||
1113 | |||
886 | serge | 1114 | push ebx |
1115 | call malloc |
||
1116 | pop ebx |
||
1117 | test eax, eax |
||
1118 | jz .fail |
||
281 | serge | 1119 | |
886 | serge | 1120 | mov ecx,[current_slot] |
1121 | add ecx, APP_OBJ_OFFSET |
||
281 | serge | 1122 | |
886 | serge | 1123 | pushfd |
1124 | cli |
||
1125 | mov edx, [ecx+APPOBJ.fd] |
||
1126 | mov [eax+APPOBJ.fd], edx |
||
1127 | mov [eax+APPOBJ.bk], ecx |
||
1128 | mov [eax+APPOBJ.pid], ebx |
||
281 | serge | 1129 | |
886 | serge | 1130 | mov [ecx+APPOBJ.fd], eax |
1131 | mov [edx+APPOBJ.bk], eax |
||
1132 | popfd |
||
281 | serge | 1133 | .fail: |
886 | serge | 1134 | ret |
281 | serge | 1135 | |
1136 | ; param |
||
1137 | ; eax= object |
||
1138 | |||
1139 | align 4 |
||
1140 | destroy_kernel_object: |
||
1141 | |||
886 | serge | 1142 | pushfd |
1143 | cli |
||
1144 | mov ebx, [eax+APPOBJ.fd] |
||
1145 | mov ecx, [eax+APPOBJ.bk] |
||
1146 | mov [ebx+APPOBJ.bk], ecx |
||
1147 | mov [ecx+APPOBJ.fd], ebx |
||
1148 | popfd |
||
281 | serge | 1149 | |
886 | serge | 1150 | xor edx, edx ;clear common header |
1151 | mov [eax], edx |
||
1152 | mov [eax+4], edx |
||
1153 | mov [eax+8], edx |
||
1154 | mov [eax+12], edx |
||
1155 | mov [eax+16], edx |
||
281 | serge | 1156 | |
886 | serge | 1157 | call free ;release object memory |
1158 | ret |
||
281 | serge | 1159 | |
1160 | |||
164 | serge | 1161 | |
465 | serge | 1162 | if 0 |
164 | serge | 1163 | |
465 | serge | 1164 | irq: |
188 | serge | 1165 | |
465 | serge | 1166 | .irq0: |
672 | hidnplayr | 1167 | pusfd |
1168 | pushad |
||
1169 | push IRQ_0 |
||
1170 | jmp .master |
||
465 | serge | 1171 | .irq_1: |
672 | hidnplayr | 1172 | pusfd |
1173 | pushad |
||
1174 | push IRQ_1 |
||
1175 | jmp .master |
||
465 | serge | 1176 | |
1177 | .master: |
||
672 | hidnplayr | 1178 | mov ax, app_data |
1179 | mov ds, eax |
||
1180 | mov es, eax |
||
1181 | mov ebx, [esp+4] ;IRQ_xx |
||
1182 | mov eax, [irq_handlers+ebx+4] |
||
1183 | call intr_handler |
||
1184 | mov ecx, [esp+4] |
||
1185 | cmp [irq_actids+ecx*4], 0 |
||
1186 | je @F |
||
1187 | in al, 0x21 |
||
1188 | bts eax, ecx |
||
1189 | out 0x21, al |
||
1190 | mov al, 0x20 |
||
1191 | out 0x20, al |
||
1192 | jmp .restart |
||
465 | serge | 1193 | |
1194 | .slave: |
||
672 | hidnplayr | 1195 | mov ax, app_data |
1196 | mov ds, eax |
||
1197 | mov es, eax |
||
1198 | mov ebx, [esp+4] ;IRQ_xx |
||
1199 | mov eax, [irq_handlers+ebx+4] |
||
1200 | call intr_handler |
||
1201 | mov ecx, [esp+4] |
||
1202 | sub ecx, 8 |
||
1203 | cmp [irq_actids+ecx*4], 0 |
||
1204 | je @F |
||
1205 | in al, 0xA1 |
||
1206 | bts eax, ecx |
||
1207 | out 0xA1, al |
||
1208 | mov al, 0x20 |
||
1209 | out 0xA0, al |
||
1210 | out 0x20, al |
||
465 | serge | 1211 | .restart: |
672 | hidnplayr | 1212 | mov ebx, [next_slot] |
1213 | test ebx, ebx |
||
1214 | jz @F |
||
1215 | mov [next_task],0 |
||
1216 | mov esi, [prev_slot] |
||
1217 | call do_change_task |
||
1218 | add esp, 4 |
||
1219 | iretd |
||
465 | serge | 1220 | |
1221 | end if |
||
1222 |