The argument 'force' enables a user to bypass the internal cache and read
a target register directly. However it is missing from the user guide.
Change-Id: I26f689eec20b38a0dc5294626b25df566b554446
Signed-off-by: Spencer Oliver <spen@spen-soft.co.uk>
Reviewed-on: http://openocd.zylin.com/1897
Tested-by: jenkins
by using @command{targets} command with the name of the
target which should become current.
by using @command{targets} command with the name of the
target which should become current.
-@deffn Command reg [(number|name) [value]]
+@deffn Command reg [(number|name) [(value|'force')]]
Access a single register by @var{number} or by its @var{name}.
The target must generally be halted before access to CPU core
registers is allowed. Depending on the hardware, some other
Access a single register by @var{number} or by its @var{name}.
The target must generally be halted before access to CPU core
registers is allowed. Depending on the hardware, some other
are flagged as such.
@emph{With number/name}: display that register's value.
are flagged as such.
@emph{With number/name}: display that register's value.
+Use @var{force} argument to read directly from the target,
+bypassing any internal cache.
@emph{With both number/name and value}: set register's value.
Writes may be held in a writeback cache internal to OpenOCD,
@emph{With both number/name and value}: set register's value.
Writes may be held in a writeback cache internal to OpenOCD,
.name = "reg",
.handler = handle_reg_command,
.mode = COMMAND_EXEC,
.name = "reg",
.handler = handle_reg_command,
.mode = COMMAND_EXEC,
- .help = "display or set a register; with no arguments, "
- "displays all registers and their values",
- .usage = "[(register_name|register_number) [value]]",
+ .help = "display (reread from target with \"force\") or set a register; "
+ "with no arguments, displays all registers and their values",
+ .usage = "[(register_number|register_name) [(value|'force')]]",
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