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GRMON3-UM
June 2019, Version 3.1.0
99 www.cobham.com/gaisler
-write
This option will enable a watchpoint to only watch stores at the specified address. The
-read
and
-write
are mutual exclusive.
-addr address mask
This option will combine an AMBA data watchpoint with a a bus watchpoint so it will only trigger if a
value is read accessed from a certain address range.
-invert
The AMBA data watchpoint will trigger of value is NOT set.
--
End of options. This might be needed to set if value the first parameter after the options is negative.
RETURN VALUE
Command bp returns an breakpoint id when adding a new breakpoint.
When printing all breakpoints, a list will be returned containing one element per breakpoint. Each element has
the format: {ID ADDR MASK TYPE ENABLED CPU SYMBOL {DATA INV DATAMASK}}. AMBA watch-
points and AMBA data watchpoints will only have associated CPUs if has a symbol. The last subelement is only
valid for AMBA data watchpoints.
EXAMPLE
Create a software breakpoint at the symbol main:
grmon3> bp soft main
Create a AMBA bus watchpoint that watches loads in the address range of
0x40000000
to
0x400000FF
:
grmon3> bp bus -read 0x40000000 0xFFFFFF00
SEE ALSO
Section 3.4.4, “Inserting breakpoints and watchpoints”