1 | ; Project name : Assembly Library |
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2 | ; Description : Display Library functions for CALL_DISPLAY_LIBRARY macro |
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3 | ; that users should use to make library call. |
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4 | |
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5 | ; Section containing code |
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6 | SECTION .text |
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7 | |
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8 | ;-------------------------------------------------------------------- |
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9 | ; DisplayFunctionFromDI |
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10 | ; Parameters: |
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11 | ; DI: Function to call (DISPLAY_LIB.functionName) |
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12 | ; Others: Depends on function to call (DX cannot be parameter) |
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13 | ; Returns: |
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14 | ; Depends on function to call |
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15 | ; Corrupts registers: |
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16 | ; AX (unless used as a return register), DI |
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17 | ;-------------------------------------------------------------------- |
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18 | ALIGN JUMP_ALIGN |
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19 | Display_FunctionFromDI: |
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20 | push es |
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21 | push ds |
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22 | push dx |
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23 | |
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24 | cld |
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25 | LOAD_BDA_SEGMENT_TO ds, dx |
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26 | mov dx, di |
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27 | les di, [VIDEO_BDA.displayContext+DISPLAY_CONTEXT.fpCursorPosition] |
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28 | call dx |
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29 | mov [VIDEO_BDA.displayContext+DISPLAY_CONTEXT.fpCursorPosition], di |
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30 | |
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31 | pop dx |
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32 | pop ds |
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33 | pop es |
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34 | ret |
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35 | |
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36 | ;-------------------------------------------------------------------- |
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37 | ; Display_FormatNullTerminatedStringFromCSSI |
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38 | ; Parameters: |
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39 | ; Same as DisplayPrint_FormattedNullTerminatedStringFromCSSI |
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40 | ; Returns: |
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41 | ; Stack variables will be cleaned |
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42 | ; Corrupts registers: |
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43 | ; AX |
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44 | ;-------------------------------------------------------------------- |
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45 | ALIGN JUMP_ALIGN |
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46 | Display_FormatNullTerminatedStringFromCSSI: |
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47 | pop ax ; Discard return address to inside Display_FunctionFromDI |
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48 | call DisplayPrint_FormattedNullTerminatedStringFromCSSI |
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49 | mov [VIDEO_BDA.displayContext+DISPLAY_CONTEXT.fpCursorPosition], di |
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50 | |
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51 | pop dx |
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52 | pop ds |
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53 | pop es |
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54 | |
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55 | pop ax ; Pop return address |
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56 | mov sp, bp ; Clean stack variables |
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57 | jmp ax |
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58 | |
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59 | |
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60 | %define InitializeDisplayContext DisplayContext_Initialize |
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61 | |
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62 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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63 | %define SetCharacterPointerFromBXAX DisplayContext_SetCharacterPointerFromBXAX |
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64 | %endif |
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65 | %define SetCharOutputFunctionFromAXwithAttribFlagInBL DisplayContext_SetCharOutputFunctionFromAXwithAttribFlagInBL |
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66 | %define SetCharacterOutputParameterFromAX DisplayContext_SetCharacterOutputParameterFromAX |
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67 | %define SetCharacterAttributeFromAL DisplayContext_SetCharacterAttributeFromAL |
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68 | %define SetCursorShapeFromAX DisplayCursor_SetShapeFromAX |
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69 | %define SetCursorCoordinatesFromAX DisplayCursor_SetCoordinatesFromAX |
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70 | %define SetNewPageFromAL DisplayPage_SetFromAL |
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71 | %define SynchronizeDisplayContextToHardware DisplayContext_SynchronizeToHardware |
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72 | |
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73 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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74 | %define GetCharacterPointerToBXAX DisplayContext_GetCharacterPointerToBXAX |
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75 | %endif |
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76 | %define GetSoftwareCoordinatesToAX DisplayCursor_GetSoftwareCoordinatesToAX |
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77 | %define GetColumnsToALandRowsToAH DisplayPage_GetColumnsToALandRowsToAH |
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78 | |
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79 | %define FormatNullTerminatedStringFromCSSI Display_FormatNullTerminatedStringFromCSSI |
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80 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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81 | %define PrintSignedWordFromAXWithBaseInBX DisplayPrint_SignedWordFromAXWithBaseInBX |
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82 | %endif |
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83 | %define PrintWordFromAXwithBaseInBX DisplayPrint_WordFromAXWithBaseInBX |
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84 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS OR EXCLUDE_FROM_XTIDECFG |
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85 | %define PrintQWordFromSSBPwithBaseInBX DisplayPrint_QWordFromSSBPwithBaseInBX |
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86 | %endif |
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87 | %define PrintCharBufferFromBXSIwithLengthInCX DisplayPrint_CharacterBufferFromBXSIwithLengthInCX |
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88 | %define PrintNullTerminatedStringFromBXSI DisplayPrint_NullTerminatedStringFromBXSI |
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89 | %define PrintNullTerminatedStringFromCSSI DisplayPrint_NullTerminatedStringFromCSSI |
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90 | %define PrintRepeatedCharacterFromALwithCountInCX DisplayPrint_RepeatCharacterFromALwithCountInCX |
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91 | %define PrintCharacterFromAL DisplayPrint_CharacterFromAL |
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92 | %define PrintNewlineCharacters DisplayPrint_Newline |
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93 | %ifndef EXCLUDE_FROM_XTIDE_UNIVERSAL_BIOS |
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94 | %define ClearAreaWithHeightInAHandWidthInAL DisplayPrint_ClearAreaWithHeightInAHandWidthInAL |
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95 | %endif |
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96 | %define ClearScreenWithCharInALandAttrInAH DisplayPrint_ClearScreenWithCharInALandAttributeInAH |
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97 | |
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