DataMuseum.dk

Presents historical artifacts from the history of:

Rational R1000/400

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

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⟦e3f01311c⟧ TextFile

    Length: 495 (0x1ef)
    Types: TextFile
    Notes: R1k Text-file segment

Derivation

└─⟦8527c1e9b⟧ Bits:30000544 8mm tape, Rational 1000, Arrival backup of disks in PAM's R1000
    └─ ⟦cfc2e13cd⟧ »Space Info Vol 2« 
        └─⟦affca1ee5⟧ 
            └─⟦this⟧

TextFile

with system;
package memory
is
	use system;
	pragma local_access;

	unit_low_bound : constant := -(2 ** (storage_unit - 1));
	unit_high_bound : constant := (2 ** (storage_unit - 1)) - 1;

	type unit is range unit_low_bound .. unit_high_bound;
	type access_unit is access unit;

	procedure poke(where : address; value : in unit);
	procedure peek(where : address; value : out unit);
	procedure copy(source, destination: address; count: integer);
private
	for unit'size use system.storage_unit;
end