From d94140a4129d6b2153b15860eeb2406672ebb414 Mon Sep 17 00:00:00 2001
From: Martin Braun <martin.braun@ettus.com>
Date: Fri, 7 Jun 2019 10:17:49 -0700
Subject: uhd: Remove support for N230

Note: N230 is still supported on the 3.15 LTS branch
---
 host/lib/usrp/n230/n230_uart.cpp | 121 ---------------------------------------
 1 file changed, 121 deletions(-)
 delete mode 100644 host/lib/usrp/n230/n230_uart.cpp

(limited to 'host/lib/usrp/n230/n230_uart.cpp')

diff --git a/host/lib/usrp/n230/n230_uart.cpp b/host/lib/usrp/n230/n230_uart.cpp
deleted file mode 100644
index 8689335c8..000000000
--- a/host/lib/usrp/n230/n230_uart.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-//
-// Copyright 2013 Ettus Research LLC
-// Copyright 2018 Ettus Research, a National Instruments Company
-//
-// SPDX-License-Identifier: GPL-3.0-or-later
-//
-
-#include "n230_uart.hpp"
-
-#include <uhd/transport/bounded_buffer.hpp>
-#include <uhd/transport/vrt_if_packet.hpp>
-#include <uhd/utils/byteswap.hpp>
-#include <uhd/utils/log.hpp>
-#include <uhd/types/time_spec.hpp>
-#include <uhd/exception.hpp>
-
-using namespace uhd;
-using namespace uhd::transport;
-
-namespace uhd { namespace usrp { namespace n230 {
-
-struct n230_uart_impl : n230_uart
-{
-    n230_uart_impl(zero_copy_if::sptr xport, const uint32_t sid):
-        _xport(xport),
-        _sid(sid),
-        _count(0),
-        _char_queue(4096)
-    {
-        //this default baud divider is over 9000
-        this->set_baud_divider(9001);
-
-        //create a task to handle incoming packets
-        _recv_task = uhd::task::make(boost::bind(&n230_uart_impl::handle_recv, this));
-    }
-
-    void send_char(const char ch)
-    {
-        managed_send_buffer::sptr buff = _xport->get_send_buff();
-        UHD_ASSERT_THROW(bool(buff));
-
-        vrt::if_packet_info_t packet_info;
-        packet_info.link_type = vrt::if_packet_info_t::LINK_TYPE_CHDR;
-        packet_info.packet_type = vrt::if_packet_info_t::PACKET_TYPE_CONTEXT;
-        packet_info.num_payload_words32 = 2;
-        packet_info.num_payload_bytes = packet_info.num_payload_words32*sizeof(uint32_t);
-        packet_info.packet_count = _count++;
-        packet_info.sob = false;
-        packet_info.eob = false;
-        packet_info.sid = _sid;
-        packet_info.has_sid = true;
-        packet_info.has_cid = false;
-        packet_info.has_tsi = false;
-        packet_info.has_tsf = false;
-        packet_info.has_tlr = false;
-
-        uint32_t *packet_buff = buff->cast<uint32_t *>();
-        vrt::if_hdr_pack_le(packet_buff, packet_info);
-        packet_buff[packet_info.num_header_words32+0] = uhd::htonx(uint32_t(_baud_div));
-        packet_buff[packet_info.num_header_words32+1] = uhd::htonx(uint32_t(ch));
-        buff->commit(packet_info.num_packet_words32*sizeof(uint32_t));
-    }
-
-    void write_uart(const std::string &buff)
-    {
-        static bool r_sent = false;
-        for (size_t i = 0; i < buff.size(); i++)
-        {
-            if (buff[i] == '\n' and not r_sent) this->send_char('\r');
-            this->send_char(buff[i]);
-            r_sent = (buff[i] == '\r');
-        }
-    }
-
-    std::string read_uart(double timeout)
-    {
-        std::string line;
-        char ch = '\0';
-        while (_char_queue.pop_with_timed_wait(ch, timeout))
-        {
-            if (ch == '\r') continue;
-            line += std::string(&ch, 1);
-            if (ch == '\n') return line;
-        }
-        return line;
-    }
-
-    void handle_recv(void)
-    {
-        managed_recv_buffer::sptr buff = _xport->get_recv_buff();
-        if (not buff)
-            return;
-        const uint32_t *packet_buff = buff->cast<const uint32_t *>();
-        vrt::if_packet_info_t packet_info;
-        packet_info.link_type = vrt::if_packet_info_t::LINK_TYPE_CHDR;
-        packet_info.num_packet_words32 = buff->size()/sizeof(uint32_t);
-        vrt::if_hdr_unpack_be(packet_buff, packet_info);
-        const char ch = char(uhd::ntohx(packet_buff[packet_info.num_header_words32+1]));
-        _char_queue.push_with_pop_on_full(ch);
-    }
-
-    void set_baud_divider(const double baud_div)
-    {
-        _baud_div = size_t(baud_div + 0.5);
-    }
-
-    const zero_copy_if::sptr _xport;
-    const uint32_t _sid;
-    size_t _count;
-    size_t _baud_div;
-    bounded_buffer<char> _char_queue;
-    uhd::task::sptr _recv_task;
-};
-
-
-n230_uart::sptr n230_uart::make(zero_copy_if::sptr xport, const uint32_t sid)
-{
-    return n230_uart::sptr(new n230_uart_impl(xport, sid));
-}
-
-}}} //namespace
-- 
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