1 | ; Project name : IDE BIOS |
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2 | ; Description : Functions for printing drive detection strings. |
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3 | |
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4 | ; Section containing code |
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5 | SECTION .text |
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6 | |
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7 | ;-------------------------------------------------------------------- |
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8 | ; Prints BIOS name and segment address where it is found. |
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9 | ; |
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10 | ; DetectPrint_RomFoundAtSegment |
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11 | ; Parameters: |
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12 | ; Nothing |
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13 | ; Returns: |
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14 | ; Nothing |
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15 | ; Corrupts registers: |
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16 | ; AX, CX, DX, SI |
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17 | ;-------------------------------------------------------------------- |
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18 | ALIGN JUMP_ALIGN |
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19 | DetectPrint_RomFoundAtSegment: |
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20 | push cs |
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21 | ePUSH_T ax, ROMVARS.szTitle |
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22 | mov si, g_szRomAt |
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23 | jmp SHORT DetectPrint_4BytesPushedToStack |
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24 | |
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25 | |
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26 | ;-------------------------------------------------------------------- |
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27 | ; Displays IDE drive detection string for specific device. |
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28 | ; |
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29 | ; DetectPrint_StartingMasterDetect |
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30 | ; DetectPrint_StartingSlaveDetect |
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31 | ; Parameters: |
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32 | ; CS:BP: Ptr to IDEVARS |
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33 | ; Returns: |
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34 | ; Nothing |
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35 | ; Corrupts registers: |
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36 | ; AX, CX, DX, SI |
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37 | ;-------------------------------------------------------------------- |
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38 | ALIGN JUMP_ALIGN |
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39 | DetectPrint_StartingMasterDetect: |
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40 | mov ax, g_szMaster |
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41 | jmp SHORT DetectPrint_StartingDriveDetect |
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42 | ALIGN JUMP_ALIGN |
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43 | DetectPrint_StartingSlaveDetect: |
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44 | mov ax, g_szSlave |
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45 | ; Fall to DetectPrint_StartingDriveDetect |
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46 | |
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47 | ;-------------------------------------------------------------------- |
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48 | ; Displays IDE drive detection string. |
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49 | ; |
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50 | ; DetectPrint_StartingDriveDetect |
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51 | ; Parameters: |
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52 | ; AX: Offset to "Master" or "Slave" string |
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53 | ; CS:BP: Ptr to IDEVARS |
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54 | ; Returns: |
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55 | ; Nothing |
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56 | ; Corrupts registers: |
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57 | ; AX, CX, DX, SI |
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58 | ;-------------------------------------------------------------------- |
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59 | ALIGN JUMP_ALIGN |
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60 | DetectPrint_StartingDriveDetect: |
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61 | push WORD [cs:bp+IDEVARS.wPort] |
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62 | push ax |
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63 | mov si, g_szDetect |
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64 | DetectPrint_4BytesPushedToStack: |
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65 | mov dh, 4 ; 4 bytes pushed to stack |
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66 | jmp PrintString_JumpToFormat |
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67 | |
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68 | |
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69 | ;-------------------------------------------------------------------- |
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70 | ; Displays Detected Drive Name from BOOTVARS or |
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71 | ; drive not found string if no drive was found. |
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72 | ; |
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73 | ; DetectPrint_DriveNameOrNotFound |
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74 | ; Parameters: |
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75 | ; ES:BX: Ptr to BOOTNFO (if drive found) |
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76 | ; CF: Cleared if drive found |
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77 | ; Set it drive not found |
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78 | ; Returns: |
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79 | ; Nothing |
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80 | ; Corrupts registers: |
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81 | ; AX, DX, SI |
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82 | ;-------------------------------------------------------------------- |
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83 | ALIGN JUMP_ALIGN |
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84 | DetectPrint_DriveNameOrNotFound: |
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85 | jc SHORT .PrintDriveNotFound |
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86 | lea si, [bx+BOOTNFO.szDrvName] |
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87 | call PrintString_FromES |
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88 | jmp Print_Newline |
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89 | ALIGN JUMP_ALIGN |
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90 | .PrintDriveNotFound: |
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91 | mov si, g_szNotFound |
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92 | jmp PrintString_FromCS |
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