MDB Reference: watch

watch address breakpointtype[:value] [passcount]

Use 'print /a' to determine a variable's address.

The MDB watch command sets a data breakpoint at the specified address.

Parameters

address
Data memory address to watch
breakpointtype
R = Read, W = Write, RW = Read or Write
value
Value that must be read or written for break to occur
passcount
Number of times event must occur before program will break

Example

> print /a LATA
The address of LATA: 0x1f886030

> watch 0x1f886030 W:0x01
Watchpoint 1.
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