Megatel Quark/100 Specifications Page 57

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QSYSGEN
-
PATCHABLE
PARAMETERS
---------,-----------------------------------------
A table in
QSYSGEN
can
be patched to resequence the system
image
when
writting to the
system tracks, or resequence the track
image
when
reading to
memory.
Presently, the tables is
filled
out
as
follows:
Tabel Patch
Address
274h
278h
27ch
2BOh
284h
Word
O9OOh
3bBOh
0980h
4eOOh
OOOOh
Word
0001h
0025h
0064h
0010h
OOOOh
- terminate table
by
4 bytes of zeros
In case of reading
from
the
system
tracks, the table
dictates
to
the
program
to read
the
first
sector to
memory
address
9OOh,
the next
37
sectors to address
3bBOh
and
on,
the next
100 sectors to address 980h
and
on,
and
the next 16 sectors
to
4eOOh.
In case of writting to the
system
tracks, the
program
will
write the
first
sector
from
memory
address
9OOh,
the next
37
sectors
from
address
3bBOh,
and
so
o~
SEQUENCIAL/STANDARD
SYSTEM
GENERATION
In case the user
wish
to patch the
QSYSGEN
program
to read/write in sequencial order
without
any
resequencing,
fill
the table
as
follows:
Tabel Patch
Address
274h
278h
Word
Word
O9OOh
OOaOh
OOOOh
OOOOh
Megatel
Computer
Technologies Toronto,
Canada
Page
S/W-26
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