From 3bf4b000f7d9a7f4af82c21753556ede7e8df6e3 Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Mon, 1 Aug 2016 18:17:41 -0700
Subject: Merging RFNoC support for X310

---
 host/lib/rfnoc/block_ctrl_base_factory.cpp | 96 ++++++++++++++++++++++++++++++
 1 file changed, 96 insertions(+)
 create mode 100644 host/lib/rfnoc/block_ctrl_base_factory.cpp

(limited to 'host/lib/rfnoc/block_ctrl_base_factory.cpp')

diff --git a/host/lib/rfnoc/block_ctrl_base_factory.cpp b/host/lib/rfnoc/block_ctrl_base_factory.cpp
new file mode 100644
index 000000000..aab2ed475
--- /dev/null
+++ b/host/lib/rfnoc/block_ctrl_base_factory.cpp
@@ -0,0 +1,96 @@
+//
+// Copyright 2014 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program.  If not, see <http://www.gnu.org/licenses/>.
+//
+
+#include <boost/format.hpp>
+#include <uhd/utils/msg.hpp>
+#include <uhd/utils/log.hpp>
+#include <uhd/rfnoc/blockdef.hpp>
+#include <uhd/rfnoc/block_ctrl_base.hpp>
+
+#define UHD_FACTORY_LOG() UHD_LOGV(never)
+
+using namespace uhd;
+using namespace uhd::rfnoc;
+
+typedef uhd::dict<std::string, block_ctrl_base::make_t> block_fcn_reg_t;
+// Instantiate the block function registry container
+UHD_SINGLETON_FCN(block_fcn_reg_t, get_block_fcn_regs);
+
+void block_ctrl_base::register_block(
+        const make_t &make,
+        const std::string &key
+) {
+    if (get_block_fcn_regs().has_key(key)) {
+        throw uhd::runtime_error(
+            str(boost::format("Attempting to register an RFNoC block with key %s for the second time.") % key)
+       );
+    }
+
+    get_block_fcn_regs().set(key, make);
+}
+
+/*! Look up names for blocks in XML files using NoC ID.
+ */
+static void lookup_block_key(boost::uint64_t noc_id, make_args_t &make_args)
+{
+    try {
+        blockdef::sptr bd = blockdef::make_from_noc_id(noc_id);
+        if (not bd) {
+            make_args.block_key  = DEFAULT_BLOCK_NAME;
+            make_args.block_name = DEFAULT_BLOCK_NAME;
+            return;
+        }
+        UHD_ASSERT_THROW(bd->is_block());
+        make_args.block_key  = bd->get_key();
+        make_args.block_name = bd->get_name();
+        return;
+    } catch (std::exception &e) {
+        UHD_MSG(warning) << str(boost::format("Error while looking up name for NoC-ID %016X.\n%s") % noc_id % e.what()) << std::endl;
+    }
+
+    make_args.block_key  = DEFAULT_BLOCK_NAME;
+    make_args.block_name = DEFAULT_BLOCK_NAME;
+}
+
+
+block_ctrl_base::sptr block_ctrl_base::make(
+        const make_args_t &make_args_,
+        boost::uint64_t noc_id
+) {
+    UHD_FACTORY_LOG() << "[RFNoC Factory] block_ctrl_base::make() " << std::endl;
+    make_args_t make_args = make_args_;
+
+    // Check if a block key was specified, in this case, we *must* either
+    // create a specialized block controller class or throw
+    if (make_args.block_key.empty()) {
+        lookup_block_key(noc_id, make_args);
+    } else if (not get_block_fcn_regs().has_key(make_args.block_key)) {
+        throw uhd::runtime_error(
+            str(boost::format("No block controller class registered for key '%s'.") % make_args.block_key)
+        );
+    }
+    if (not get_block_fcn_regs().has_key(make_args.block_key)) {
+        make_args.block_key = DEFAULT_BLOCK_NAME;
+    }
+    if (make_args.block_name.empty()) {
+        make_args.block_name = make_args.block_key;
+    }
+
+    UHD_FACTORY_LOG() << "[RFNoC Factory] Using controller key '" << make_args.block_key << "' and block name '" << make_args.block_name << "'" << std::endl;
+    return get_block_fcn_regs()[make_args.block_key](make_args);
+}
+
-- 
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