Initial commit E300 support.

1 files changed, 59 insertions, 0 deletions

diff --git a/host/lib/usrp/e300/e300_common.cpp b/host/lib/usrp/e300/e300_common.cpp
new file mode 100644
index 000000000..97e906be7
--- /dev/null
+++ b/host/lib/usrp/e300/e300_common.cpp
@@ -0,0 +1,59 @@
+//
+// 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 <uhd/utils/msg.hpp>
+
+#include "e300_fifo_config.hpp"
+#include "e300_fifo_config.hpp"
+
+#include "e300_common.hpp"
+
+#include <boost/filesystem.hpp>
+#include <fstream>
+
+namespace uhd { namespace usrp { namespace e300 {
+
+namespace common {
+
+void load_fpga_image(const std::string &path)
+{
+    if (not boost::filesystem::exists("/dev/xdevcfg"))
+        ::system("mknod /dev/xdevcfg c 259 0");
+
+    UHD_MSG(status) << "Loading FPGA image: " << path << "..." << std::flush;
+
+    std::ifstream fpga_file(path.c_str(), std::ios_base::binary);
+    UHD_ASSERT_THROW(fpga_file.good());
+
+    std::FILE *wfile;
+    wfile = std::fopen("/dev/xdevcfg", "wb");
+    UHD_ASSERT_THROW(!(wfile == NULL));
+
+    char buff[16384]; // devcfg driver can't handle huge writes
+    do {
+        fpga_file.read(buff, sizeof(buff));
+        std::fwrite(buff, 1, fpga_file.gcount(), wfile);
+    } while (fpga_file);
+
+    fpga_file.close();
+    std::fclose(wfile);
+
+    UHD_MSG(status) << " done" << std::endl;
+}
+
+}
+
+}}}