Deallocate - ZiLOG Z80-RIO Operating System User's Manual

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5.12
DEALLOCATE
SYNTAX
DEAllocate block_address block size
DESCRIPTION
DEALLOCATE
(Internal Command)
Marks the block size segment starting at block address as
unallocated in the system memory map. If any affected
blocks were not previously allocated, the message
MEMORY PROTECTION
is given. Block address will be rounded down and
block size will be rounded up to a multiple of
80
bytes.
I/O UNIT UTILIZATION
None
EXAMPLE
DEALLOCATE 5000 1400
deallocates the
1400
byte block starting at
5000
(must have been previously allocated).
DEALLOCATE COOO 180
MEMORY PROTECTION
the
180
byte block starting at
COOO
was not previously
allocated.
E3-0072-01, Rev. A
- 55 -
02/13/79