diff options
Diffstat (limited to 'host/lib/usrp/n230/n230_impl.cpp')
| -rw-r--r-- | host/lib/usrp/n230/n230_impl.cpp | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/host/lib/usrp/n230/n230_impl.cpp b/host/lib/usrp/n230/n230_impl.cpp index a0094d573..789c6ebd5 100644 --- a/host/lib/usrp/n230/n230_impl.cpp +++ b/host/lib/usrp/n230/n230_impl.cpp @@ -181,13 +181,37 @@ n230_impl::n230_impl(const uhd::device_addr_t& dev_addr) //TODO: Only supports one motherboard per device class. const fs_path mb_path = "/mboards/0"; - //Initialize subsystems + //Initialize addresses std::vector<std::string> ip_addrs(1, dev_addr["addr"]); if (dev_addr.has_key("secondary-addr")) { ip_addrs.push_back(dev_addr["secondary-addr"]); } - _resource_mgr = boost::make_shared<n230_resource_manager>(ip_addrs, _dev_args.get_safe_mode()); + + //Read EEPROM and perform version checks before talking to HW _eeprom_mgr = boost::make_shared<n230_eeprom_manager>(ip_addrs[0]); + const mboard_eeprom_t& mb_eeprom = _eeprom_mgr->get_mb_eeprom(); + bool recover_mb_eeprom = dev_addr.has_key("recover_mb_eeprom"); + if (recover_mb_eeprom) { + UHD_MSG(warning) << "UHD is operating in EEPROM Recovery Mode which disables hardware version " + "checks.\nOperating in this mode may cause hardware damage and unstable " + "radio performance!"<< std::endl; + } + boost::uint16_t hw_rev = boost::lexical_cast<boost::uint16_t>(mb_eeprom["revision"]); + boost::uint16_t hw_rev_compat = boost::lexical_cast<boost::uint16_t>(mb_eeprom["revision_compat"]); + if (not recover_mb_eeprom) { + if (hw_rev_compat > N230_HW_REVISION_COMPAT) { + throw uhd::runtime_error(str(boost::format( + "Hardware is too new for this software. Please upgrade to a driver that supports hardware revision %d.") + % hw_rev)); + } else if (hw_rev < N230_HW_REVISION_MIN) { //Compare min against the revision (and not compat) to give us more leeway for partial support for a compat + throw uhd::runtime_error(str(boost::format( + "Software is too new for this hardware. Please downgrade to a driver that supports hardware revision %d.") + % hw_rev)); + } + } + + //Initialize all subsystems + _resource_mgr = boost::make_shared<n230_resource_manager>(ip_addrs, _dev_args.get_safe_mode()); _stream_mgr = boost::make_shared<n230_stream_manager>(_dev_args, _resource_mgr, _tree); //Build property tree |