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cpu/native: adapt start-up and auto-init for multiple netdev2_tap

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This commit is contained in:
Martine Lenders 2016-07-07 21:38:08 +02:00
parent 37c4810fba
commit 1f6f02e196
5 changed files with 91 additions and 33 deletions
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50
cpu/native/include/netdev2_tap_params.h Normal file
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@ -0,0 +1,50 @@
/*
* Copyright (C) 2017 Freie Universität Berlin
*
* This file is subject to the terms and conditions of the GNU Lesser
* General Public License v2.1. See the file LICENSE in the top level
* directory for more details.
*/
/**
* @ingroup netdev2
* @brief
* @{
*
* @file
* @brief Default configuration for the netdev2_tap driver
*
* @author Martine Lenders <m.lenders@fu-berlin.de>
*/
#ifndef NETDEV2_TAP_PARAMS_H_
#define NETDEV2_TAP_PARAMS_H_
#include "netdev2_tap.h"
#ifdef __cplusplus
extern "C" {
#endif
/**
* @brief Number of allocated parameters at @ref netdev2_tap_params
*
* @note This was decided to only be configurable on compile-time to be
* more similar to actual boards
*/
#ifndef NETDEV2_TAP_MAX
#define NETDEV2_TAP_MAX (1)
#endif
/**
* @brief Configuration parameters for @ref netdev2_tap_t
*
* @note This variable is set on native start-up based on arguments provided
*/
extern netdev2_tap_params_t netdev2_tap_params[NETDEV2_TAP_MAX];
#ifdef __cplusplus
}
#endif
#endif /* NETDEV2_TAP_PARAMS_H_ */
/** @} */

1
cpu/native/netdev2_tap/netdev2_tap.c
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@ -387,4 +387,3 @@ static int _init(netdev2_t *netdev)
DEBUG("gnrc_tapnet: initialized.\n");
return 0;
}

23
cpu/native/startup.c
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@ -60,8 +60,9 @@ int _native_rng_mode = 0;
const char *_native_unix_socket_path = NULL;
#ifdef MODULE_NETDEV2_TAP
#include "netdev2_tap.h"
extern netdev2_tap_t netdev2_tap;
#include "netdev2_tap_params.h"
netdev2_tap_params_t netdev2_tap_params[NETDEV2_TAP_MAX];
#endif
static const char short_opts[] = ":hi:s:deEoc:";
@ -199,7 +200,9 @@ void usage_exit(int status)
real_printf("usage: %s", _progname);
#if defined(MODULE_NETDEV2_TAP)
real_printf(" <tap interface>");
for (int i = 0; i < NETDEV2_TAP_MAX; i++) {
real_printf(" <tap interface %d>", i + 1);
}
#endif
real_printf(" [-i <id>] [-d] [-e|-E] [-o] [-c <tty>]\n");
@ -287,9 +290,11 @@ __attribute__((constructor)) static void startup(int argc, char **argv)
}
}
#ifdef MODULE_NETDEV2_TAP
if (argv[optind] == NULL) {
/* no tap parameter left */
usage_exit(EXIT_FAILURE);
for (int i = 0; i < NETDEV2_TAP_MAX; i++) {
if (argv[optind + i] == NULL) {
/* no tap parameter left */
usage_exit(EXIT_FAILURE);
}
}
#endif
@ -317,9 +322,9 @@ __attribute__((constructor)) static void startup(int argc, char **argv)
native_cpu_init();
native_interrupt_init();
#ifdef MODULE_NETDEV2_TAP
netdev2_tap_params_t p;
p.tap_name = &(argv[optind]);
netdev2_tap_setup(&netdev2_tap, &p);
for (int i = 0; i < NETDEV2_TAP_MAX; i++) {
netdev2_tap_params[i].tap_name = &argv[optind + i];
}
#endif
board_init();

17
pkg/lwip/contrib/lwip.c
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@ -20,6 +20,7 @@
#ifdef MODULE_NETDEV2_TAP
#include "netdev2_tap.h"
#include "netdev2_tap_params.h"
#endif
#ifdef MODULE_AT86RF2XX
@ -33,7 +34,7 @@
#include "debug.h"
#ifdef MODULE_NETDEV2_TAP
#define LWIP_NETIF_NUMOF (1)
#define LWIP_NETIF_NUMOF (NETDEV2_TAP_MAX)
#endif
#ifdef MODULE_AT86RF2XX /* is mutual exclusive with above ifdef */
@ -44,6 +45,10 @@
static struct netif netif[LWIP_NETIF_NUMOF];
#endif
#ifdef MODULE_NETDEV2_TAP
static netdev2_tap_t netdev2_taps[LWIP_NETIF_NUMOF];
#endif
#ifdef MODULE_AT86RF2XX
static at86rf2xx_t at86rf2xx_devs[LWIP_NETIF_NUMOF];
#endif
@ -53,9 +58,13 @@ void lwip_bootstrap(void)
/* TODO: do for every eligable netdev2 */
#ifdef LWIP_NETIF_NUMOF
#ifdef MODULE_NETDEV2_TAP
if (netif_add(&netif[0], &netdev2_tap, lwip_netdev2_init, tcpip_input) == NULL) {
DEBUG("Could not add netdev2_tap device\n");
return;
for (int i = 0; i < LWIP_NETIF_NUMOF; i++) {
netdev2_tap_setup(&netdev2_taps[i], &netdev2_tap_params[i]);
if (netif_add(&netif[i], &netdev2_taps[i], lwip_netdev2_init,
tcpip_input) == NULL) {
DEBUG("Could not add netdev2_tap device\n");
return;
}
}
#elif defined(MODULE_AT86RF2XX)
for (int i = 0; i < LWIP_NETIF_NUMOF; i++) {

33
sys/auto_init/netif/auto_init_netdev2_tap.c
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@ -22,33 +22,28 @@
#define ENABLE_DEBUG (0)
#include "debug.h"
#include "netdev2_tap.h"
#include "net/gnrc/netdev2.h"
#include "netdev2_tap_params.h"
#include "net/gnrc/netdev2/eth.h"
extern netdev2_tap_t netdev2_tap;
/**
* @brief Define stack parameters for the MAC layer thread
* @{
*/
#define TAP_MAC_STACKSIZE (THREAD_STACKSIZE_DEFAULT + DEBUG_EXTRA_STACKSIZE)
#ifndef TAP_MAC_PRIO
#define TAP_MAC_PRIO (GNRC_NETDEV2_MAC_PRIO)
#endif
#define TAP_MAC_PRIO (THREAD_PRIORITY_MAIN - 3)
/**
* @brief Stacks for the MAC layer threads
*/
static char _netdev2_eth_stack[TAP_MAC_STACKSIZE + DEBUG_EXTRA_STACKSIZE];
static gnrc_netdev2_t _gnrc_netdev2_tap;
static netdev2_tap_t netdev2_tap[NETDEV2_TAP_MAX];
static char _netdev2_eth_stack[NETDEV2_TAP_MAX][TAP_MAC_STACKSIZE + DEBUG_EXTRA_STACKSIZE];
static gnrc_netdev2_t _gnrc_netdev2_tap[NETDEV2_TAP_MAX];
void auto_init_netdev2_tap(void)
{
gnrc_netdev2_eth_init(&_gnrc_netdev2_tap, (netdev2_t*)&netdev2_tap);
for (int i = 0; i < NETDEV2_TAP_MAX; i++) {
const netdev2_tap_params_t *p = &netdev2_tap_params[i];
DEBUG("Initializing netdev2_tap on TAP %s\n", *(p->tap_name));
netdev2_tap_setup(&netdev2_tap[i], p);
gnrc_netdev2_eth_init(&_gnrc_netdev2_tap[i], (netdev2_t*)&netdev2_tap[i]);
gnrc_netdev2_init(_netdev2_eth_stack, TAP_MAC_STACKSIZE,
TAP_MAC_PRIO, "gnrc_netdev2_tap", &_gnrc_netdev2_tap);
gnrc_netdev2_init(_netdev2_eth_stack[i], TAP_MAC_STACKSIZE,
TAP_MAC_PRIO, "gnrc_netdev2_tap",
&_gnrc_netdev2_tap[i]);
}
}
#else