diff options
Diffstat (limited to 'host/lib/usrp')
| -rw-r--r-- | host/lib/usrp/usrp2/fw_common.h | 6 | ||||
| -rw-r--r-- | host/lib/usrp/usrp2/usrp2_iface.cpp | 24 | ||||
| -rw-r--r-- | host/lib/usrp/usrp2/usrp2_impl.cpp | 2 | ||||
| -rw-r--r-- | host/lib/usrp/usrp2/usrp2_regs.hpp | 1 |
4 files changed, 22 insertions, 11 deletions
diff --git a/host/lib/usrp/usrp2/fw_common.h b/host/lib/usrp/usrp2/fw_common.h index c4dabf5bc..a781c1a21 100644 --- a/host/lib/usrp/usrp2/fw_common.h +++ b/host/lib/usrp/usrp2/fw_common.h @@ -32,9 +32,9 @@ extern "C" { #define __stdint(type) type #endif -//defines the protocol version in this shared header -//increment this value when the protocol is changed -#define USRP2_PROTO_VERSION 5 +//fpga and firmware compatibility numbers +#define USRP2_FPGA_COMPAT_NUM 1 +#define USRP2_FW_COMPAT_NUM 5 //used to differentiate control packets over data port #define USRP2_INVALID_VRT_HEADER 0 diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp index a21157d76..4124221ef 100644 --- a/host/lib/usrp/usrp2/usrp2_iface.cpp +++ b/host/lib/usrp/usrp2/usrp2_iface.cpp @@ -15,6 +15,7 @@ // along with this program. If not, see <http://www.gnu.org/licenses/>. // +#include "usrp2_regs.hpp" #include "usrp2_iface.hpp" #include <uhd/utils/assert.hpp> #include <uhd/types/dict.hpp> @@ -22,6 +23,7 @@ #include <boost/foreach.hpp> #include <boost/asio.hpp> //used for htonl and ntohl #include <boost/assign/list_of.hpp> +#include <boost/format.hpp> #include <stdexcept> #include <algorithm> @@ -47,6 +49,15 @@ public: **********************************************************************/ usrp2_iface_impl(udp_simple::sptr ctrl_transport){ _ctrl_transport = ctrl_transport; + + //check the fpga compatibility number + const boost::uint32_t fpga_compat_num = this->peek32(U2_REG_COMPAT_NUM_RB); + if (fpga_compat_num != USRP2_FPGA_COMPAT_NUM){ + throw std::runtime_error(str(boost::format( + "Expected fpga compatibility number %d, but got %d:\n" + "The fpga build is not compatible with the host code build." + ) % int(USRP2_FPGA_COMPAT_NUM) % fpga_compat_num)); + } } ~usrp2_iface_impl(void){ @@ -168,7 +179,7 @@ public: //fill in the seq number and send usrp2_ctrl_data_t out_copy = out_data; - out_copy.proto_ver = htonl(USRP2_PROTO_VERSION); + out_copy.proto_ver = htonl(USRP2_FW_COMPAT_NUM); out_copy.seq = htonl(++_ctrl_seq_num); _ctrl_transport->send(boost::asio::buffer(&out_copy, sizeof(usrp2_ctrl_data_t))); @@ -177,12 +188,11 @@ public: const usrp2_ctrl_data_t *ctrl_data_in = reinterpret_cast<const usrp2_ctrl_data_t *>(usrp2_ctrl_data_in_mem); while(true){ size_t len = _ctrl_transport->recv(boost::asio::buffer(usrp2_ctrl_data_in_mem), CONTROL_TIMEOUT_MS); - if(len >= sizeof(boost::uint32_t) and ntohl(ctrl_data_in->proto_ver) != USRP2_PROTO_VERSION){ - throw std::runtime_error(str( - boost::format("Expected protocol version %d, but got %d\n" - "The firmware build does not match the host code build." - ) % int(USRP2_PROTO_VERSION) % ntohl(ctrl_data_in->proto_ver) - )); + if(len >= sizeof(boost::uint32_t) and ntohl(ctrl_data_in->proto_ver) != USRP2_FW_COMPAT_NUM){ + throw std::runtime_error(str(boost::format( + "Expected protocol compatibility number %d, but got %d:\n" + "The firmware build is not compatible with the host code build." + ) % int(USRP2_FW_COMPAT_NUM) % ntohl(ctrl_data_in->proto_ver))); } if (len >= sizeof(usrp2_ctrl_data_t) and ntohl(ctrl_data_in->seq) == _ctrl_seq_num){ return *ctrl_data_in; diff --git a/host/lib/usrp/usrp2/usrp2_impl.cpp b/host/lib/usrp/usrp2/usrp2_impl.cpp index 2c314c085..21f411afe 100644 --- a/host/lib/usrp/usrp2/usrp2_impl.cpp +++ b/host/lib/usrp/usrp2/usrp2_impl.cpp @@ -97,7 +97,7 @@ static uhd::device_addrs_t usrp2_find(const device_addr_t &hint){ //send a hello control packet usrp2_ctrl_data_t ctrl_data_out; - ctrl_data_out.proto_ver = htonl(USRP2_PROTO_VERSION); + ctrl_data_out.proto_ver = htonl(USRP2_FW_COMPAT_NUM); ctrl_data_out.id = htonl(USRP2_CTRL_ID_WAZZUP_BRO); udp_transport->send(boost::asio::buffer(&ctrl_data_out, sizeof(ctrl_data_out))); diff --git a/host/lib/usrp/usrp2/usrp2_regs.hpp b/host/lib/usrp/usrp2/usrp2_regs.hpp index cc9094ae7..9d306090b 100644 --- a/host/lib/usrp/usrp2/usrp2_regs.hpp +++ b/host/lib/usrp/usrp2/usrp2_regs.hpp @@ -107,6 +107,7 @@ #define U2_REG_TIME64_SECS_RB (0xCC00 + 4*10) #define U2_REG_TIME64_TICKS_RB (0xCC00 + 4*11) +#define U2_REG_COMPAT_NUM_RB (0xCC00 + 4*12) //pps flags (see above) #define U2_FLAG_TIME64_PPS_NEGEDGE (0 << 0) |