TOPS-10 Monitor Calls Manual Volume 2 AA-K039D ... - Trailing-Edge

CAL11. [CALLI 125]
22.6 CALlI. [CALLI 125]
FUNCTION
Performs front-end testing and debugging functions. Using this call,
you can obtain information about PDP-11 based front end nodes, send
and receive front-end messages, and examine and deposit into the
front-end software.
CALLING SEQUENCE
MOVE ac; [XWD length,addr]
CAL11. ac,
error return
skip return
addr:
XWD port,function
address
value
qstart
In the calling sequence, you may supply the following variables:
o
length is the length of the argument block.
o addr is the location of the argument block. Starting at this
address, the call accepts one to four words, depending on the
function code.
The format of the argument list for CAL11. is:
Offset
o
Symbol
.C11FC
Contents
Function word, containing the port specification
and the function code. The left half of this word
contains the type of port. The right half must
contain a function code. The argument list
following the function word may include the
following words, depending on the function.
1
.C11AD
Address of a buffer where the monitor
requested data.
will store
2
.C1lCN
A value that the function uses as data to deposit
in memory.
3
.Cl1EN
Address of a buffer where the monitor
information about a device.
will store
The first word of the argument list (.C11FC) is required for all
functions. The left half of this word specifies the type of port by
which the~front end is connected to the central processor. The port
specification can take either of the following formats. The first
format is old, and may be used by existing programs. However, the new
format is recommended for new programs.
22-13