osd-contiki/platform/pico-rv32-icoboard/contiki-conf.h

/*
 * Copyright (c) 2016, Dr. Ralf Schlatterbeck Open Source Consulting
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. Neither the name of the Institute nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * This file is part of the Contiki operating system.
 *
 * @(#)$$
 */

/**
 * \file
 *         Configuration for PicoRV32 on icoboard
 * \author
 *         Ralf Schlatterbeck <rsc@runtux.com>
 */

#ifndef CONTIKI_CONF_H_
#define CONTIKI_CONF_H_

#include "rv32def.h"
#include "icosoc.h"
#include "irq.h"
#include "cc2520-arch.h"

/* Platform name, type, and MCU clock rate */
#define PLATFORM_NAME  "PicoRV32-icoboard"
#define PLATFORM_TYPE  PICORV32
#ifndef F_CPU
#define F_CPU          (ICOSOC_CLOCK_FREQ_HZ)
#endif

 /* Clock ticks per second, our timer runs with cpu freq */
#define CLOCK_CONF_SECOND ((long long)F_CPU)

typedef uint64_t clock_time_t;
#define CLOCK_LT(a,b)  ((a)<(b))

/* RADIOSTATS is used in clock.c and the webserver cgi to report radio usage */
/* It has less overhead than ENERGEST */
#define RADIOSTATS                1

/* More extensive stats, via main loop printfs or webserver status pages */
#define ENERGEST_CONF_ON          1

/* Packet statistics */
typedef unsigned short uip_stats_t;
#define UIP_STATISTICS            0

/* Network setup */
/* TX routine passes the cca/ack result in the return parameter */
#define RDC_CONF_HARDWARE_ACK    1
/* TX routine does automatic cca and optional backoffs */
#define RDC_CONF_HARDWARE_CSMA   1
/* Allow MCU sleeping between channel checks */
#define RDC_CONF_MCU_SLEEP         1

#if NETSTACK_CONF_WITH_IPV6
#define LINKADDR_CONF_SIZE        8
#define UIP_CONF_ICMP6            1
#define UIP_CONF_UDP              1
#define UIP_CONF_TCP              1
#define NETSTACK_CONF_NETWORK     sicslowpan_driver
#define SICSLOWPAN_CONF_COMPRESSION SICSLOWPAN_COMPRESSION_HC06
#else
/* ip4 should build but is largely untested */
#define LINKADDR_CONF_SIZE        2
#define NETSTACK_CONF_NETWORK     rime_driver
#endif

#define UIP_CONF_LL_802154        1
#define UIP_CONF_LLH_LEN          0

/* 10 bytes per stateful address context - see sicslowpan.c */
/* Default is 1 context with prefix aaaa::/64 */
/* These must agree with all the other nodes or there will be a failure to communicate! */
#define SICSLOWPAN_CONF_MAX_ADDR_CONTEXTS 1
#define SICSLOWPAN_CONF_ADDR_CONTEXT_0 {addr_contexts[0].prefix[0]=0xaa;addr_contexts[0].prefix[1]=0xaa;}
#define SICSLOWPAN_CONF_ADDR_CONTEXT_1 {addr_contexts[1].prefix[0]=0xbb;addr_contexts[1].prefix[1]=0xbb;}
#define SICSLOWPAN_CONF_ADDR_CONTEXT_2 {addr_contexts[2].prefix[0]=0x20;addr_contexts[2].prefix[1]=0x01;addr_contexts[2].prefix[2]=0x49;addr_contexts[2].prefix[3]=0x78,addr_contexts[2].prefix[4]=0x1d;addr_contexts[2].prefix[5]=0xb1;}

/* Take the default TCP maximum segment size for efficiency and simpler wireshark captures */
/* Use this to prevent 6LowPAN fragmentation (whether or not fragmentation is enabled) */
//#define UIP_CONF_TCP_MSS       48

#define UIP_CONF_IP_FORWARD      0
#define UIP_CONF_FWCACHE_SIZE    0

#define UIP_CONF_IPV6_CHECKS     1
#define UIP_CONF_IPV6_QUEUE_PKT  1
#define UIP_CONF_IPV6_REASSEMBLY 0

#define UIP_CONF_UDP_CHECKSUMS   1
#define UIP_CONF_TCP_SPLIT       1
#define UIP_CONF_DHCP_LIGHT      1


#if 1 /* No radio cycling */

#define NETSTACK_CONF_MAC         nullmac_driver
#define NETSTACK_CONF_RDC         sicslowmac_driver
#define NETSTACK_CONF_FRAMER      framer_802154
#define CC2520_CONF_AUTOACK        1
#define SICSLOWPAN_CONF_FRAG      1
/* Most browsers reissue GETs after 3 seconds which stops fragment reassembly so a longer MAXAGE does no good */
#define SICSLOWPAN_CONF_MAXAGE    3
/* How long to wait before terminating an idle TCP connection. Smaller to allow faster sleep. Default is 120 seconds */
/* If wait is too short the connection can be reset as a result of multiple fragment reassembly timeouts */
#define UIP_CONF_WAIT_TIMEOUT    20
/* 211 bytes per queue buffer */
#define QUEUEBUF_CONF_NUM         8
/* 54 bytes per queue ref buffer */
#define QUEUEBUF_CONF_REF_NUM     2
/* Allocate remaining RAM as desired */
/* 30 bytes per TCP connection */
/* 6LoWPAN does not do well with concurrent TCP streams, as new browser GETs collide with packets coming */
/* from previous GETs, causing decreased throughput, retransmissions, and timeouts. Increase to study this. */
/* ACKs to other ports become interleaved with computation-intensive GETs, so ACKs are particularly missed. */
/* Increasing the number of packet receive buffers in RAM helps to keep ACKs from being lost */
#define UIP_CONF_MAX_CONNECTIONS  4
/* 2 bytes per TCP listening port */
#define UIP_CONF_MAX_LISTENPORTS  4
/* 25 bytes per UDP connection */
#define UIP_CONF_UDP_CONNS       10
/* See uip-ds6.h */
#define NBR_TABLE_CONF_MAX_NEIGHBORS      20
#define UIP_CONF_DS6_DEFRT_NBU    2
#define UIP_CONF_DS6_PREFIX_NBU   3
#define UIP_CONF_MAX_ROUTES    20
#define UIP_CONF_DS6_ADDR_NBU     3
#define UIP_CONF_DS6_MADDR_NBU    0
#define UIP_CONF_DS6_AADDR_NBU    0

#else
#error Network configuration not specified!
#endif   /* Network setup */

/* ************************************************************************** */
//#pragma mark RPL Settings
/* ************************************************************************** */
#if UIP_CONF_IPV6_RPL

#define UIP_CONF_ROUTER                 1
#define UIP_CONF_ND6_SEND_RA		    0
#define UIP_CONF_ND6_REACHABLE_TIME     600000
#define UIP_CONF_ND6_RETRANS_TIMER      10000

/* For slow slip connections, to prevent buffer overruns */
//#define UIP_CONF_RECEIVE_WINDOW 300
#undef UIP_CONF_FWCACHE_SIZE
#define UIP_CONF_FWCACHE_SIZE    30
#define UIP_CONF_BROADCAST       1
#define UIP_ARCH_IPCHKSUM        1
#define UIP_CONF_PINGADDRCONF    0
#define UIP_CONF_LOGGING         0

#endif /* RPL */

#define CCIF
#define CLIF
#ifndef CC_CONF_INLINE
#define CC_CONF_INLINE inline
#endif

/* include the project config */
/* PROJECT_CONF_H might be defined in the project Makefile */
#ifdef PROJECT_CONF_H
#include PROJECT_CONF_H
#endif

#endif /* CONTIKI_CONF_H_ */