diff options
Diffstat (limited to 'host/lib/usrp/usrp2')
| -rw-r--r-- | host/lib/usrp/usrp2/fw_common.h | 4 | ||||
| -rw-r--r-- | host/lib/usrp/usrp2/mboard_impl.cpp | 14 | ||||
| -rw-r--r-- | host/lib/usrp/usrp2/usrp2_iface.cpp | 24 | ||||
| -rw-r--r-- | host/lib/usrp/usrp2/usrp2_iface.hpp | 10 |
4 files changed, 40 insertions, 12 deletions
diff --git a/host/lib/usrp/usrp2/fw_common.h b/host/lib/usrp/usrp2/fw_common.h index 12daa6286..4c66aa41e 100644 --- a/host/lib/usrp/usrp2/fw_common.h +++ b/host/lib/usrp/usrp2/fw_common.h @@ -111,7 +111,9 @@ typedef struct{ struct { _SINS_ uint32_t addr; _SINS_ uint32_t data; - _SINS_ uint8_t num_bytes; //1, 2, 4 + _SINS_ uint32_t addrhi; + _SINS_ uint32_t datahi; + _SINS_ uint8_t num_bytes; //1, 2, 4, 8 } poke_args; } data; } usrp2_ctrl_data_t; diff --git a/host/lib/usrp/usrp2/mboard_impl.cpp b/host/lib/usrp/usrp2/mboard_impl.cpp index 36ac6275f..952954286 100644 --- a/host/lib/usrp/usrp2/mboard_impl.cpp +++ b/host/lib/usrp/usrp2/mboard_impl.cpp @@ -256,12 +256,14 @@ void usrp2_mboard_impl::get(const wax::obj &key_, wax::obj &val){ val = _clock_config; return; - case MBOARD_PROP_TIME_NOW: - val = time_spec_t( - _iface->peek32(U2_REG_TIME64_SECS_RB), - _iface->peek32(U2_REG_TIME64_TICKS_RB), - get_master_clock_freq() - ); + case MBOARD_PROP_TIME_NOW:{ + usrp2_iface::pair64 time64( + _iface->peek64(U2_REG_TIME64_SECS_RB, U2_REG_TIME64_TICKS_RB) + ); + val = time_spec_t( + time64.first, time64.second, get_master_clock_freq() + ); + } return; default: UHD_THROW_PROP_GET_ERROR(); diff --git a/host/lib/usrp/usrp2/usrp2_iface.cpp b/host/lib/usrp/usrp2/usrp2_iface.cpp index 66a1a57f6..faf4a5c7e 100644 --- a/host/lib/usrp/usrp2/usrp2_iface.cpp +++ b/host/lib/usrp/usrp2/usrp2_iface.cpp @@ -59,6 +59,20 @@ public: return this->peek<boost::uint16_t>(addr); } + pair64 peek64(boost::uint32_t addrlo, boost::uint32_t addrhi){ + //setup the out data + usrp2_ctrl_data_t out_data; + out_data.id = htonl(USRP2_CTRL_ID_PEEK_AT_THIS_REGISTER_FOR_ME_BRO); + out_data.data.poke_args.addr = htonl(addrlo); + out_data.data.poke_args.addrhi = htonl(addrhi); + out_data.data.poke_args.num_bytes = sizeof(boost::uint64_t); + + //send and recv + usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_WOAH_I_DEFINITELY_PEEKED_IT_DUDE); + return pair64(ntohl(in_data.data.poke_args.data), ntohl(in_data.data.poke_args.datahi)); + } + /*********************************************************************** * SPI **********************************************************************/ @@ -86,7 +100,7 @@ public: //send and recv usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data); - UHD_ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_OMG_TRANSACTED_SPI_DUDE); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_OMG_TRANSACTED_SPI_DUDE); return ntohl(in_data.data.spi_args.data); } @@ -109,7 +123,7 @@ public: //send and recv usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data); - UHD_ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_COOL_IM_DONE_I2C_WRITE_DUDE); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_COOL_IM_DONE_I2C_WRITE_DUDE); } byte_vector_t read_i2c(boost::uint8_t addr, size_t num_bytes){ @@ -124,7 +138,7 @@ public: //send and recv usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data); - UHD_ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_HERES_THE_I2C_DATA_DUDE); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_HERES_THE_I2C_DATA_DUDE); UHD_ASSERT_THROW(in_data.data.i2c_args.addr = num_bytes); //copy out the data @@ -187,7 +201,7 @@ private: //send and recv usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data); - UHD_ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_OMG_POKED_REGISTER_SO_BAD_DUDE); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_OMG_POKED_REGISTER_SO_BAD_DUDE); } template <class T> T peek(boost::uint32_t addr){ @@ -199,7 +213,7 @@ private: //send and recv usrp2_ctrl_data_t in_data = this->ctrl_send_and_recv(out_data); - UHD_ASSERT_THROW(htonl(in_data.id) == USRP2_CTRL_ID_WOAH_I_DEFINITELY_PEEKED_IT_DUDE); + UHD_ASSERT_THROW(ntohl(in_data.id) == USRP2_CTRL_ID_WOAH_I_DEFINITELY_PEEKED_IT_DUDE); return T(ntohl(in_data.data.poke_args.data)); } diff --git a/host/lib/usrp/usrp2/usrp2_iface.hpp b/host/lib/usrp/usrp2/usrp2_iface.hpp index 7b2a3a89d..9cc32104e 100644 --- a/host/lib/usrp/usrp2/usrp2_iface.hpp +++ b/host/lib/usrp/usrp2/usrp2_iface.hpp @@ -23,6 +23,7 @@ #include <boost/shared_ptr.hpp> #include <boost/utility.hpp> #include <boost/cstdint.hpp> +#include <utility> #include "fw_common.h" //////////////////////////////////////////////////////////////////////// @@ -49,6 +50,7 @@ class usrp2_iface : public uhd::i2c_iface, boost::noncopyable{ public: typedef boost::shared_ptr<usrp2_iface> sptr; + typedef std::pair<boost::uint32_t, boost::uint32_t> pair64; /*! * Make a new usrp2 interface with the control transport. @@ -65,6 +67,14 @@ public: virtual usrp2_ctrl_data_t ctrl_send_and_recv(const usrp2_ctrl_data_t &data) = 0; /*! + * Read a dual register (64 bits) + * \param addrlo the address for the low-32 bits + * \param addrhi the address for the high-32 bits + * \return a pair of 32 bit integers lo, hi + */ + virtual pair64 peek64(boost::uint32_t addrlo, boost::uint32_t addrhi) = 0; + + /*! * Write a register (32 bits) * \param addr the address * \param data the 32bit data |