mips32->read_core_reg = mips32_read_core_reg;
mips32->write_core_reg = mips32_write_core_reg;
+ mips32->ejtag_info.scan_delay = 2000000; /* Initial default value */
+ mips32->ejtag_info.mode = 0; /* Initial default value */
+
return ERROR_OK;
}
return ERROR_OK;
}
+COMMAND_HANDLER(mips32_handle_scan_delay_command)
+{
+ struct target *target = get_current_target(CMD_CTX);
+ struct mips32_common *mips32 = target_to_mips32(target);
+ struct mips_ejtag *ejtag_info = &mips32->ejtag_info;
+
+ if (CMD_ARGC == 1)
+ COMMAND_PARSE_NUMBER(u32, CMD_ARGV[0], ejtag_info->scan_delay);
+ else if (CMD_ARGC > 1)
+ return ERROR_COMMAND_SYNTAX_ERROR;
+
+ command_print(CMD_CTX, "scan delay: %d nsec", ejtag_info->scan_delay);
+ if (ejtag_info->scan_delay >= 2000000) {
+ ejtag_info->mode = 0;
+ command_print(CMD_CTX, "running in legacy mode");
+ } else {
+ ejtag_info->mode = 1;
+ command_print(CMD_CTX, "running in fast queued mode");
+ }
+
+ return ERROR_OK;
+}
+
static const struct command_registration mips32_exec_command_handlers[] = {
{
.name = "cp0",
.mode = COMMAND_EXEC,
.usage = "regnum select [value]",
.help = "display/modify cp0 register",
+ },
+ {
+ .name = "scan_delay",
+ .handler = mips32_handle_scan_delay_command,
+ .mode = COMMAND_ANY,
+ .help = "display/set scan delay in nano seconds",
+ .usage = "[value]",
},
COMMAND_REGISTRATION_DONE
};