net_common working in this state with control udp packets

7 files changed, 160 insertions, 0 deletions

diff --git a/firmware/microblaze/include/compiler.h b/firmware/microblaze/include/compiler.h
new file mode 100644
index 000000000..4fa9b49f8
--- /dev/null
+++ b/firmware/microblaze/include/compiler.h
@@ -0,0 +1,25 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2009 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_COMPILER_H
+#define INCLUDED_COMPILER_H
+
+// FIXME gcc specific.
+#define _AL4   __attribute__((aligned (4)))
+
+
+#endif /* INCLUDED_COMPILER_H */
diff --git a/firmware/microblaze/include/net/.gitignore b/firmware/microblaze/include/net/.gitignore
new file mode 100644
index 000000000..282522db0
--- /dev/null
+++ b/firmware/microblaze/include/net/.gitignore
@@ -0,0 +1,2 @@
+Makefile
+Makefile.in
diff --git a/firmware/microblaze/include/net/Makefile.am b/firmware/microblaze/include/net/Makefile.am
new file mode 100644
index 000000000..32b0bf9dc
--- /dev/null
+++ b/firmware/microblaze/include/net/Makefile.am
@@ -0,0 +1,23 @@
+#
+# Copyright 2010 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 $(top_srcdir)/Makefile.common
+
+noinst_HEADERS = \
+	eth_mac_addr.h \
+	padded_eth_hdr.h \
+	socket_address.h
diff --git a/firmware/microblaze/include/net/eth_mac_addr.h b/firmware/microblaze/include/net/eth_mac_addr.h
new file mode 100644
index 000000000..b44fb68f7
--- /dev/null
+++ b/firmware/microblaze/include/net/eth_mac_addr.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2009 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_ETH_MAC_ADDR_H
+#define INCLUDED_ETH_MAC_ADDR_H
+
+#include <stdint.h>
+
+// Ethernet MAC address
+
+typedef struct {
+  uint8_t	addr[6];
+} eth_mac_addr_t;
+
+#endif /* INCLUDED_ETH_MAC_ADDR_H */
diff --git a/firmware/microblaze/include/net/padded_eth_hdr.h b/firmware/microblaze/include/net/padded_eth_hdr.h
new file mode 100644
index 000000000..df816734f
--- /dev/null
+++ b/firmware/microblaze/include/net/padded_eth_hdr.h
@@ -0,0 +1,37 @@
+/* -*- c++ -*- */
+/*
+ * Copyright 2009,2010 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_PADDED_ETH_HDR_H
+#define INCLUDED_PADDED_ETH_HDR_H
+
+#include <compiler.h>
+#include <net/eth_mac_addr.h>
+
+/*!
+ * \brief Standard 14-byte ethernet header plus two leading bytes of padding.
+ *
+ * This is what a buffer contains in line 1 when using the "slow mode"
+ */
+typedef struct {
+  uint16_t	 pad;
+  eth_mac_addr_t dst;
+  eth_mac_addr_t src;
+  uint16_t 	 ethertype;
+} _AL4 padded_eth_hdr_t;
+
+
+#endif /* INCLUDED_PADDED_ETH_HDR_H */
diff --git a/firmware/microblaze/include/net/socket_address.h b/firmware/microblaze/include/net/socket_address.h
new file mode 100644
index 000000000..336f30a0c
--- /dev/null
+++ b/firmware/microblaze/include/net/socket_address.h
@@ -0,0 +1,41 @@
+/* -*- c -*- */
+/*
+ * Copyright 2010 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_SOCKET_ADDRESS_H
+#define INCLUDED_SOCKET_ADDRESS_H
+
+#include <lwip/ip_addr.h>
+
+// port and address are in network byte order
+
+typedef struct socket_address {
+  unsigned short   port;
+  struct ip_addr   addr;
+} socket_address_t;
+
+static inline struct socket_address 
+make_socket_address(struct ip_addr addr, int port)
+{
+  struct socket_address r;
+  r.port = port;
+  r.addr = addr;
+  return r;
+}
+
+
+
+#endif /* INCLUDED_SOCKET_ADDRESS_H */
diff --git a/firmware/microblaze/include/network.h b/firmware/microblaze/include/network.h
index 4c6c43585..1bc309ee6 100644
--- a/firmware/microblaze/include/network.h
+++ b/firmware/microblaze/include/network.h
@@ -20,6 +20,7 @@
  * Various networking related structures and defines
  */
 
+#if 0
 #ifndef INCLUDED_NETWORK_H
 #define INCLUDED_NETWORK_H
 
@@ -80,3 +81,5 @@ make_sockaddr_in(struct in_addr addr, int port)
 #endif
 
 #endif /* INCLUDED_NETWORK_H */
+
+#endif