hla: add a way to pass arbitrary commands from user to layout and use for ICDI

TI's ICDI adapter supports some additional commands which a user might
want to run for debugging or other purposes, the most useful of them
being "debug unlock" that fully mass-erases the device and unprotects
the flash.

Change-Id: I26990e736094367f92106fa891e9bb8fb0382efb
Signed-off-by: Paul Fertser <fercerpav@gmail.com>
Reviewed-on: http://openocd.zylin.com/2263
Tested-by: jenkins
Reviewed-by: Spencer Oliver <spen@spen-soft.co.uk>
__archive__
Paul Fertser 2014-08-19 21:16:20 +04:00 committed by Spencer Oliver
parent 44394c2a77
commit 1f6a66ab7f
4 changed files with 30 additions and 0 deletions

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@ -3100,6 +3100,11 @@ Specifies the adapter layout to use.
The vendor ID and product ID of the device.
@end deffn
@deffn {Command} {hla_command} command
Execute a custom adapter-specific command. The @var{command} string is
passed as is to the underlying adapter layout handler.
@end deffn
@deffn {Config Command} {trace} source_clock_hz [output_file_path]
Enable SWO tracing (if supported). The source clock rate for the
trace port must be specified, this is typically the CPU clock rate. If

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@ -777,4 +777,5 @@ struct hl_layout_api_s icdi_usb_layout_api = {
.write_mem = icdi_usb_write_mem,
.write_debug_reg = icdi_usb_write_debug_reg,
.override_target = icdi_usb_override_target,
.custom_command = icdi_send_remote_cmd,
};

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@ -268,6 +268,21 @@ COMMAND_HANDLER(interface_handle_trace_command)
return ERROR_OK;
}
COMMAND_HANDLER(interface_handle_hla_command)
{
if (CMD_ARGC != 1)
return ERROR_COMMAND_SYNTAX_ERROR;
if (!hl_if.layout->api->custom_command) {
LOG_ERROR("The selected adapter doesn't support custom commands");
return ERROR_FAIL;
}
hl_if.layout->api->custom_command(hl_if.handle, CMD_ARGV[0]);
return ERROR_OK;
}
static const struct command_registration hl_interface_command_handlers[] = {
{
.name = "hla_device_desc",
@ -304,6 +319,13 @@ static const struct command_registration hl_interface_command_handlers[] = {
.help = "configure trace reception",
.usage = "source_lock_hz [destination_path]",
},
{
.name = "hla_command",
.handler = &interface_handle_hla_command,
.mode = COMMAND_EXEC,
.help = "execute a custom adapter-specific command",
.usage = "hla_command <command>",
},
COMMAND_REGISTRATION_DONE
};

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@ -76,6 +76,8 @@ struct hl_layout_api_s {
/** */
int (*override_target) (const char *targetname);
/** */
int (*custom_command) (void *handle, const char *command);
/** */
enum target_state (*state) (void *fd);
};