cefe9481e8
Added Header Comments to units. git-svn-id: https://spexeah.com:8443/svn/Asuro@51 6dbc8c32-bb84-406f-8558-d1cf31a0ab0c
44 lines
1.1 KiB
ObjectPascal
44 lines
1.1 KiB
ObjectPascal
{ ************************************************
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* Asuro
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* Unit: bios_data_area
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* Description: Data Structures controlled by
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* the BIOS.
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************************************************
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* Author: K Morris
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* Contributors:
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************************************************ }
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unit bios_data_area;
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interface
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type
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TBDA = bitpacked record
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COM1 : uint16;
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COM2 : uint16;
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COM3 : uint16;
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COM4 : uint16;
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LPT1 : uint16;
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LPT2 : uint16;
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LPT3 : uint16;
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EBDA : uint16;
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Hardware_Flags : uint16;
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Keyboard_Flags : uint16;
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Keyboard_Buffer : ARRAY[0..31] OF uint8;
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Display_Mode : uint8;
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BaseIO : uint16;
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Ticks : uint16;
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HDD_Count : uint8;
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Keyboard_Start : uint16;
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Keyboard_End : uint16;
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Keyboard_State : uint8;
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end;
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PBDA = ^TBDA;
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const
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BDA : PBDA = PBDA($0400);
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implementation
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end.
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