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431 | serge | 1 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
2 | ;; ;; |
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3 | ;; Copyright (C) KolibriOS team 2004-2007. All rights reserved. ;; |
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4 | ;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa ;; |
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5 | ;; Distributed under terms of the GNU General Public License ;; |
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6 | ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; |
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7 | |||
593 | mikedld | 8 | $Revision: 766 $ |
431 | serge | 9 | |
593 | mikedld | 10 | |
1 | ha | 11 | iglobal |
19 | mario79 | 12 | ;function pointers. |
766 | Rus | 13 | fdc_irq_func dd fdc_null |
1 | ha | 14 | endg |
15 | |||
16 | uglobal |
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766 | Rus | 17 | dmasize db 0x0 |
18 | dmamode db 0x0 |
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1 | ha | 19 | endg |
20 | |||
766 | Rus | 21 | fdc_init: ;start with clean tracks. |
22 | mov edi,OS_BASE+0xD201 |
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23 | mov al,0 |
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24 | mov ecx,160 |
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25 | rep stosb |
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1 | ha | 26 | ret |
27 | |||
19 | mario79 | 28 | fdc_irq: |
766 | Rus | 29 | call [fdc_irq_func] |
19 | mario79 | 30 | fdc_null: |
1 | ha | 31 | ret |
32 | |||
19 | mario79 | 33 | save_image: |
34 | call reserve_flp |
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35 | call restorefatchain |
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36 | pusha |
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37 | call check_label |
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38 | cmp [FDC_Status],0 |
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39 | jne unnecessary_save_image |
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40 | mov [FDD_Track],0 ; Цилиндр |
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41 | mov [FDD_Head],0 ; Сторона |
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381 | serge | 42 | mov [FDD_Sector],1 ; Сектор |
43 | mov esi,RAMDISK |
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19 | mario79 | 44 | call SeekTrack |
45 | save_image_1: |
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46 | push esi |
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47 | call take_data_from_application_1 |
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48 | pop esi |
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49 | add esi,512 |
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50 | call WriteSectWithRetr |
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51 | ; call WriteSector |
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52 | cmp [FDC_Status],0 |
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53 | jne unnecessary_save_image |
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54 | inc [FDD_Sector] |
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55 | cmp [FDD_Sector],19 |
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56 | jne save_image_1 |
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57 | mov [FDD_Sector],1 |
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381 | serge | 58 | inc [FDD_Head] |
19 | mario79 | 59 | cmp [FDD_Head],2 |
60 | jne save_image_1 |
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61 | mov [FDD_Head],0 |
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62 | inc [FDD_Track] |
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63 | call SeekTrack |
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64 | cmp [FDD_Track],80 |
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65 | jne save_image_1 |
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66 | unnecessary_save_image: |
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67 | mov [fdc_irq_func],fdc_null |
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68 | popa |
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69 | mov [flp_status],0 |
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70 | ret |
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1 | ha | 71 |