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-rw-r--r--host/lib/usrp/b100/b100_ctrl.cpp37
-rw-r--r--host/lib/usrp/b100/b100_ctrl.hpp6
-rw-r--r--host/lib/usrp/b100/b100_impl.cpp11
-rw-r--r--host/lib/usrp/b100/io_impl.cpp6
4 files changed, 41 insertions, 19 deletions
diff --git a/host/lib/usrp/b100/b100_ctrl.cpp b/host/lib/usrp/b100/b100_ctrl.cpp
index 22512f413..53054edf7 100644
--- a/host/lib/usrp/b100/b100_ctrl.cpp
+++ b/host/lib/usrp/b100/b100_ctrl.cpp
@@ -34,9 +34,8 @@ bool b100_ctrl_debug = false;
class b100_ctrl_impl : public b100_ctrl {
public:
- b100_ctrl_impl(uhd::transport::zero_copy_if::sptr ctrl_transport, const async_cb_type &async_cb):
+ b100_ctrl_impl(uhd::transport::zero_copy_if::sptr ctrl_transport):
sync_ctrl_fifo(2),
- _async_cb(async_cb),
_ctrl_transport(ctrl_transport),
_seq(0)
{
@@ -86,6 +85,11 @@ public:
return boost::uint16_t(words[0]);
}
+ void set_async_cb(const async_cb_type &async_cb){
+ boost::mutex::scoped_lock lock(_async_mutex);
+ _async_cb = async_cb;
+ }
+
private:
int send_pkt(boost::uint16_t *cmd);
@@ -97,7 +101,7 @@ private:
uhd::transport::zero_copy_if::sptr _ctrl_transport;
boost::uint8_t _seq;
- boost::mutex _ctrl_mutex;
+ boost::mutex _ctrl_mutex, _async_mutex;
};
/***********************************************************************
@@ -206,8 +210,8 @@ void b100_ctrl_impl::viking_marauder_loop(boost::barrier &spawn_barrier) {
set_thread_priority_safe();
while (not boost::this_thread::interruption_requested()){
- managed_recv_buffer::sptr rbuf = _ctrl_transport->get_recv_buff();
- if(!rbuf.get()) continue; //that's ok, there are plenty of villages to pillage!
+ managed_recv_buffer::sptr rbuf = _ctrl_transport->get_recv_buff(1.0);
+ if(rbuf.get() == NULL) continue; //that's ok, there are plenty of villages to pillage!
const boost::uint16_t *pkt_buf = rbuf->cast<const boost::uint16_t *>();
if(pkt_buf[0] >> 8 == CTRL_PACKET_HEADER_MAGIC) {
@@ -216,16 +220,27 @@ void b100_ctrl_impl::viking_marauder_loop(boost::barrier &spawn_barrier) {
unpack_ctrl_pkt(pkt_buf, pkt);
if(pkt.pkt_meta.seq != boost::uint8_t(_seq - 1)) {
- throw uhd::runtime_error("Sequence error on control channel");
+ UHD_MSG(error)
+ << "Sequence error on control channel." << std::endl
+ << "Exiting control loop." << std::endl
+ ;
+ return;
}
if(pkt.pkt_meta.len > (CTRL_PACKET_LENGTH - CTRL_PACKET_HEADER_LENGTH)) {
- throw uhd::runtime_error("Control channel packet length too long");
+ UHD_MSG(error)
+ << "Control channel packet length too long" << std::endl
+ << "Exiting control loop." << std::endl
+ ;
+ return;
}
//push it onto the queue
- sync_ctrl_fifo.push_with_wait(pkt.data);
+ sync_ctrl_fifo.push_with_pop_on_full(pkt.data);
+ }
+ else{ //otherwise let the async callback handle it
+ boost::mutex::scoped_lock lock(_async_mutex);
+ if (not _async_cb.empty()) _async_cb(rbuf);
}
- else _async_cb(rbuf); //let the async callback handle it
}
}
@@ -237,6 +252,6 @@ bool b100_ctrl_impl::get_ctrl_data(ctrl_data_t &pkt_data, double timeout){
/***********************************************************************
* Public make function for b100_ctrl interface
**********************************************************************/
-b100_ctrl::sptr b100_ctrl::make(uhd::transport::zero_copy_if::sptr ctrl_transport, const async_cb_type &async_cb){
- return sptr(new b100_ctrl_impl(ctrl_transport, async_cb));
+b100_ctrl::sptr b100_ctrl::make(uhd::transport::zero_copy_if::sptr ctrl_transport){
+ return sptr(new b100_ctrl_impl(ctrl_transport));
}
diff --git a/host/lib/usrp/b100/b100_ctrl.hpp b/host/lib/usrp/b100/b100_ctrl.hpp
index eda194ece..6c3217b11 100644
--- a/host/lib/usrp/b100/b100_ctrl.hpp
+++ b/host/lib/usrp/b100/b100_ctrl.hpp
@@ -37,10 +37,12 @@ public:
/*!
* Make a USRP control object from a data transport
* \param ctrl_transport a USB data transport
- * \param async_cb the callback for async messages
* \return a new b100 control object
*/
- static sptr make(uhd::transport::zero_copy_if::sptr ctrl_transport, const async_cb_type &async_cb);
+ static sptr make(uhd::transport::zero_copy_if::sptr ctrl_transport);
+
+ //! set an async callback for messages
+ virtual void set_async_cb(const async_cb_type &async_cb) = 0;
/*!
* Write a byte vector to an FPGA register
diff --git a/host/lib/usrp/b100/b100_impl.cpp b/host/lib/usrp/b100/b100_impl.cpp
index 2c90bc873..d1048d4c8 100644
--- a/host/lib/usrp/b100/b100_impl.cpp
+++ b/host/lib/usrp/b100/b100_impl.cpp
@@ -198,13 +198,11 @@ b100_impl::b100_impl(const device_addr_t &device_addr){
////////////////////////////////////////////////////////////////////
// Create controller objects
////////////////////////////////////////////////////////////////////
- _fpga_ctrl = b100_ctrl::make(_ctrl_transport, boost::bind(&b100_impl::handle_async_message, this, _1));
+ _fpga_ctrl = b100_ctrl::make(_ctrl_transport);
+ this->enable_gpif(true); //TODO best place to put this?
this->check_fpga_compat(); //check after making control
_fpga_i2c_ctrl = i2c_core_100::make(_fpga_ctrl, B100_REG_SLAVE(3));
_fpga_spi_ctrl = spi_core_100::make(_fpga_ctrl, B100_REG_SLAVE(2));
- //init GPIF stuff TODO: best place to put this
- this->enable_gpif(true);
- this->reset_gpif(6);
////////////////////////////////////////////////////////////////////
// Initialize the properties tree
@@ -219,7 +217,7 @@ b100_impl::b100_impl(const device_addr_t &device_addr){
////////////////////////////////////////////////////////////////////
// setup the mboard eeprom
////////////////////////////////////////////////////////////////////
- const mboard_eeprom_t mb_eeprom = mboard_eeprom_t(*_fx2_ctrl, mboard_eeprom_t::MAP_B000);
+ const mboard_eeprom_t mb_eeprom(*_fx2_ctrl, mboard_eeprom_t::MAP_B000);
_tree->create<mboard_eeprom_t>(mb_path / "eeprom")
.set(mb_eeprom)
.subscribe(boost::bind(&b100_impl::set_mb_eeprom, this, _1));
@@ -401,7 +399,8 @@ b100_impl::b100_impl(const device_addr_t &device_addr){
}
b100_impl::~b100_impl(void){
- /* NOP */
+ //set an empty async callback now that we deconstruct
+ _fpga_ctrl->set_async_cb(b100_ctrl::async_cb_type());
}
void b100_impl::check_fw_compat(void){
diff --git a/host/lib/usrp/b100/io_impl.cpp b/host/lib/usrp/b100/io_impl.cpp
index cb8d035a2..894876a7c 100644
--- a/host/lib/usrp/b100/io_impl.cpp
+++ b/host/lib/usrp/b100/io_impl.cpp
@@ -101,12 +101,18 @@ void b100_impl::io_init(void){
_tx_otw_type.shift = 0;
_tx_otw_type.byteorder = uhd::otw_type_t::BO_BIG_ENDIAN;
+ //TODO best place to put this?
+ this->reset_gpif(6);
+
//set the expected packet size in USB frames
_fpga_ctrl->poke32(B100_REG_MISC_RX_LEN, 4);
//create new io impl
_io_impl = UHD_PIMPL_MAKE(io_impl, (_data_transport, _rx_dsps.size()));
+ //now its safe to register the async callback
+ _fpga_ctrl->set_async_cb(boost::bind(&b100_impl::handle_async_message, this, _1));
+
//init some handler stuff
_io_impl->recv_handler.set_vrt_unpacker(&vrt::if_hdr_unpack_le);
_io_impl->recv_handler.set_converter(_rx_otw_type);