KA681/KA691/KA692/KA694 Firmware Commands
A.1 Console I/O Mode Control Characters
Table A–2 lists symbolic addresses that you can use in any address space.
Table A–2 Symbolic Addresses Used in Any Address Space
Symbol
Description
*
The location last referenced in an EXAMINE or DEPOSIT command.
+
The location immediately following the last location referenced in an
EXAMINE or DEPOSIT command. For references to physical or virtual
memory spaces, the location referenced is the last address, plus the size of
the last reference (1 for byte, 2 for word, 4 for longword, 8 for quadword).
For other address spaces, the address is the last address referenced plus
one.
_
The location immediately preceding the last location referenced in an
EXAMINE or DEPOSIT command. For references to physical or virtual
memory spaces, the location referenced is the last address minus the size
of this reference (1 for byte, 2 for word, 4 for longword, 8 for quadword).
For other address spaces, the address is the last address referenced minus
one.
@
The location addressed by the last location referenced in an EXAMINE or
DEPOSIT command.
A.1.4 Console Numeric Expression Radix Specifiers
By default, the console treats any numeric expression used as an address or a
datum as a hexadecimal integer. The user may override the default radix by
using one of the specifiers listed in Table A–3.
Table A–3 Console Radix Specifiers
Form 1
Form 2
Radix
%b
^b
Binary
%o
^o
Octal
%d
^d
Decimal
%x
^x
Hexadecimal, default
For instance, the value 19 is by default hexadecimal, but it may also be
represented as %b11001, %o31, %d25, and %x19 (or in the alternate form as
^b11001, ^o31, ^d25, and ^x19).
A–8 KA681/KA691/KA692/KA694 Firmware Commands
