n230: Added N230 device support

3 files changed, 121 insertions, 0 deletions

diff --git a/host/lib/usrp/cores/CMakeLists.txt b/host/lib/usrp/cores/CMakeLists.txt
index 7a0f6cc93..720f1d957 100644
--- a/host/lib/usrp/cores/CMakeLists.txt
+++ b/host/lib/usrp/cores/CMakeLists.txt
@@ -42,4 +42,5 @@ LIBUHD_APPEND_SOURCES(
     ${CMAKE_CURRENT_SOURCE_DIR}/radio_ctrl_core_3000.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/gpio_atr_3000.cpp
     ${CMAKE_CURRENT_SOURCE_DIR}/dma_fifo_core_3000.cpp
+    ${CMAKE_CURRENT_SOURCE_DIR}/user_settings_core_3000.cpp
 )
diff --git a/host/lib/usrp/cores/user_settings_core_3000.cpp b/host/lib/usrp/cores/user_settings_core_3000.cpp
new file mode 100644
index 000000000..549264f57
--- /dev/null
+++ b/host/lib/usrp/cores/user_settings_core_3000.cpp
@@ -0,0 +1,85 @@
+//
+// Copyright 2012 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 "user_settings_core_3000.hpp"
+#include <uhd/exception.hpp>
+#include <boost/thread/thread.hpp>
+
+using namespace uhd;
+
+#define REG_USER_SR_ADDR   _sr_base_addr + 0
+#define REG_USER_SR_DATA   _sr_base_addr + 4
+#define REG_USER_RB_ADDR   _sr_base_addr + 8
+
+class user_settings_core_3000_impl : public user_settings_core_3000 {
+public:
+    user_settings_core_3000_impl(
+        wb_iface::sptr iface,
+        const wb_addr_type sr_base_addr, const wb_addr_type rb_reg_addr):
+        _iface(iface), _sr_base_addr(sr_base_addr), _rb_reg_addr(rb_reg_addr)
+    {
+    }
+
+    void poke64(const wb_addr_type offset, const boost::uint64_t value)
+    {
+        if (offset % sizeof(boost::uint64_t) != 0) throw uhd::value_error("poke64: Incorrect address alignment");
+        poke32(offset, static_cast<boost::uint32_t>(value));
+        poke32(offset + 4, static_cast<boost::uint32_t>(value >> 32));
+    }
+
+    boost::uint64_t peek64(const wb_addr_type offset)
+    {
+        if (offset % sizeof(boost::uint64_t) != 0) throw uhd::value_error("peek64: Incorrect address alignment");
+
+        boost::unique_lock<boost::mutex> lock(_mutex);
+        _iface->poke32(REG_USER_RB_ADDR, offset >> 3);  //Translate byte offset to 64-bit offset
+        return _iface->peek64(_rb_reg_addr);
+    }
+
+    void poke32(const wb_addr_type offset, const boost::uint32_t value)
+    {
+        if (offset % sizeof(boost::uint32_t) != 0) throw uhd::value_error("poke32: Incorrect address alignment");
+
+        boost::unique_lock<boost::mutex> lock(_mutex);
+        _iface->poke32(REG_USER_SR_ADDR, offset >> 2);   //Translate byte offset to 64-bit offset
+        _iface->poke32(REG_USER_SR_DATA, value);
+    }
+
+    boost::uint32_t peek32(const wb_addr_type offset)
+    {
+        if (offset % sizeof(boost::uint32_t) != 0) throw uhd::value_error("peek32: Incorrect address alignment");
+
+        boost::uint64_t value = peek64((offset >> 3) << 3);
+        if ((offset & 0x7) == 0) {
+            return static_cast<boost::uint32_t>(value);
+        } else {
+            return static_cast<boost::uint32_t>(value >> 32);
+        }
+    }
+
+private:
+    wb_iface::sptr      _iface;
+    const wb_addr_type  _sr_base_addr;
+    const wb_addr_type  _rb_reg_addr;
+    boost::mutex        _mutex;
+};
+
+wb_iface::sptr user_settings_core_3000::make(wb_iface::sptr iface,
+    const wb_addr_type sr_base_addr, const wb_addr_type rb_reg_addr)
+{
+    return sptr(new user_settings_core_3000_impl(iface, sr_base_addr, rb_reg_addr));
+}
diff --git a/host/lib/usrp/cores/user_settings_core_3000.hpp b/host/lib/usrp/cores/user_settings_core_3000.hpp
new file mode 100644
index 000000000..6891b9e81
--- /dev/null
+++ b/host/lib/usrp/cores/user_settings_core_3000.hpp
@@ -0,0 +1,35 @@
+//
+// Copyright 2012 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/>.
+//
+
+#ifndef INCLUDED_LIBUHD_USRP_USER_SETTINGS_CORE_3000_HPP
+#define INCLUDED_LIBUHD_USRP_USER_SETTINGS_CORE_3000_HPP
+
+#include <uhd/config.hpp>
+#include <boost/utility.hpp>
+#include <boost/shared_ptr.hpp>
+#include <uhd/types/wb_iface.hpp>
+
+class user_settings_core_3000 : public uhd::wb_iface {
+public:
+    virtual ~user_settings_core_3000() {}
+
+    static sptr make(
+        wb_iface::sptr iface,
+        const wb_addr_type sr_base_addr, const wb_addr_type rb_reg_addr);
+};
+
+#endif /* INCLUDED_LIBUHD_USRP_USER_SETTINGS_CORE_3000_HPP */