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Presents historical artifacts from the history of:

Rational R1000/400 DFS Tapes

This is an automatic "excavation" of a thematic subset of
artifacts from Datamuseum.dk's BitArchive.

See our Wiki for more about Rational R1000/400 DFS Tapes

Excavated with: AutoArchaeologist - Free & Open Source Software.


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⟦0093a93e7⟧ EM, TextFile

    Length: 1299 (0x513)
    Types: EM, TextFile
    Names: »DISP_IOA_BUFFER.EM«

Derivation

└─⟦24d56d853⟧ Bits:30000744 8mm tape, Rational 1000, DFS, D_12_6_5 SEQ293
    └─ ⟦this⟧ »DISP_IOA_BUFFER.EM« 
└─⟦9031b0687⟧ Bits:30000407 8mm tape, Rational 1000, DFS, D_12_7_3
    └─ ⟦this⟧ »DISP_IOA_BUFFER.EM« 

TextFile

!Accepts a buffer number and, if given an address, displays the buffer's
!corresponding halfword.  Otheriwse displays the whole buffer.
[eq,%1%,]
    DISP_IOA_BUFFER [read ENTER,BUFFER,NUMBER:,];
[else]
    [#gt,%1%,F]
	write BUFFER,NUMBER,MUST,BE,IN,RANGE,0:F;
	DISP_IOA_BUFFER [read ENTER,BUFFER,NUMBER:,] %2%;
    [else]
	set BUF_INFO [xeq IOA GET_MAP %1% 0];
	[eq,[ARG 1 [var,BUF_INFO]],FALSE]
	    write BUFFER,%1%,IS,NOT,MAPPED;
	[else]
	    set MAP [ARG 2 [var,BUF_INFO]];
	    [eq,%2%,]
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 0 0] 0 0;
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 1 0] 0 8;
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 2 0] 1 0;
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 3 0] 1 8;
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 4 0] 2 0;
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 5 0] 2 8;
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 6 0] 3 0;
		TYPE_IOA_BUFFER [xeq IOA READ_BUFFER %1% [var,MAP] 7 0] 3 8;
	    [else]
		[#gt,%2%,7F]
		    write HALFWORD,ADDRESS,MUST,BE,IN,RANGE,0:7F;
		    DISP_IOA_BUFFER %1% [read ENTER,HALFWORD,ADDRESS:,];
		[else]
		    TYPE_IOA_BUF_HALFWORD,
			[xeq IOA READ_BUF_HALFWORD %1% [var,MAP] %2% 0];
		[end]
	    [end]
	    kill MAP;
	[end]
	kill BUF_INFO;
    [end]
[end]