diff options
| -rw-r--r-- | commands/net.c | 20 | ||||
| -rw-r--r-- | include/net.h | 1 | ||||
| -rw-r--r-- | net/eth.c | 56 | ||||
| -rw-r--r-- | net/net.c | 21 | ||||
| -rw-r--r-- | net/ping.c | 1 |
5 files changed, 62 insertions, 37 deletions
diff --git a/commands/net.c b/commands/net.c index 815a566a2b..949963ffdc 100644 --- a/commands/net.c +++ b/commands/net.c @@ -39,12 +39,16 @@ void netboot_update_env(void) { struct eth_device *eth_current = eth_get_current(); char tmp[22]; + IPaddr_t net_gateway_ip = NetOurGatewayIP; + IPaddr_t net_ip = NetOurIP; + IPaddr_t net_server_ip = NetServerIP; + IPaddr_t netmask = NetOurSubnetMask; - if (NetOurGatewayIP) - dev_set_param_ip(ð_current->dev, "gateway", NetOurGatewayIP); + if (net_gateway_ip) + dev_set_param_ip(ð_current->dev, "gateway", net_gateway_ip); - if (NetOurSubnetMask) - dev_set_param_ip(ð_current->dev, "netmask", NetOurSubnetMask); + if (netmask) + dev_set_param_ip(ð_current->dev, "netmask", netmask); if (NetOurHostName[0]) @@ -53,11 +57,11 @@ void netboot_update_env(void) if (NetOurRootPath[0]) setenv ("rootpath", NetOurRootPath); - if (NetOurIP) - dev_set_param_ip(ð_current->dev, "ipaddr", NetOurIP); + if (net_ip) + dev_set_param_ip(ð_current->dev, "ipaddr", net_ip); - if (NetServerIP) - dev_set_param_ip(ð_current->dev, "serverip", NetServerIP); + if (net_server_ip) + dev_set_param_ip(ð_current->dev, "serverip", net_server_ip); if (NetOurDNSIP) { ip_to_string (NetOurDNSIP, tmp); diff --git a/include/net.h b/include/net.h index 7353c8f501..de78293840 100644 --- a/include/net.h +++ b/include/net.h @@ -57,6 +57,7 @@ struct device_d; struct eth_device { int iobase; int state; + int active; int (*init) (struct eth_device*); @@ -36,7 +36,13 @@ static LIST_HEAD(netdev_list); void eth_set_current(struct eth_device *eth) { + if (eth_current && eth_current->active) { + eth_current->halt(eth_current); + eth_current->active = 0; + } + eth_current = eth; + net_update_env(); } struct eth_device * eth_get_current(void) @@ -57,37 +63,37 @@ struct eth_device *eth_get_byname(char *ethname) return NULL; } -int eth_open(void) -{ - if (!eth_current) - return -ENODEV; - - return eth_current->open(eth_current); -} - -void eth_halt(void) -{ - if (!eth_current) - return; - - eth_current->halt(eth_current); - - eth_current->state = ETH_STATE_PASSIVE; -} - int eth_send(void *packet, int length) { + int ret; + if (!eth_current) return -ENODEV; + if (!eth_current->active) { + ret = eth_current->open(eth_current); + if (ret) + return ret; + eth_current->active = 1; + } + return eth_current->send(eth_current, packet, length); } int eth_rx(void) { + int ret; + if (!eth_current) return -ENODEV; + if (!eth_current->active) { + ret = eth_current->open(eth_current); + if (ret) + return ret; + eth_current->active = 1; + } + return eth_current->recv(eth_current); } @@ -104,11 +110,15 @@ static int eth_set_ethaddr(struct device_d *dev, struct param_d *param, const ch edev->set_ethaddr(edev, ethaddr); + if (edev == eth_current) + net_update_env(); + return 0; } static int eth_set_ipaddr(struct device_d *dev, struct param_d *param, const char *val) { + struct eth_device *edev = dev->type_data; IPaddr_t ip; if (string_to_ip(val, &ip)) @@ -117,6 +127,9 @@ static int eth_set_ipaddr(struct device_d *dev, struct param_d *param, const cha free(param->value); param->value = strdup(val); + if (edev == eth_current) + net_update_env(); + return 0; } @@ -157,7 +170,7 @@ int eth_register(struct eth_device *edev) if (edev->get_ethaddr(edev, ethaddr) == 0) { ethaddr_to_string(ethaddr, ethaddr_str); - printf("got MAC address from EEPROM: %s\n",ethaddr_str); + printf("got MAC address from EEPROM: %s\n",ðaddr_str); dev_set_param(dev, "ethaddr", ethaddr_str); } @@ -180,9 +193,12 @@ void eth_unregister(struct eth_device *edev) if (edev->param_serverip.value) free(edev->param_serverip.value); - if (eth_current == edev) + if (eth_current == edev) { + eth_current->halt(eth_current); eth_current = NULL; + } list_del(&edev->list); } + @@ -228,9 +228,6 @@ int NetLoopInit(proto_t protocol) NetArpWaitTxPacket -= (ulong)NetArpWaitTxPacket % PKTALIGN; NetArpWaitTxPacketSize = 0; - if (eth_open() < 0) - return -1; - string_to_ethaddr(dev_get_param(ð_get_current()->dev, "ethaddr"), NetOurEther); @@ -243,8 +240,6 @@ int NetLoopInit(proto_t protocol) NetServerIP = dev_get_param_ip(ð_current->dev, "serverip"); ret = net_check_prereq(protocol); - if (ret) - eth_halt(); return ret; } @@ -281,7 +276,6 @@ int NetLoop(void) * Abort if ctrl-c was pressed. */ if (ctrlc()) { - eth_halt(); puts ("\nAbort\n"); return -1; } @@ -315,11 +309,9 @@ int NetLoop(void) sprintf(buf, "0x%lx", NetBootFileXferSize); setenv("filesize", buf); } - eth_halt(); return NetBootFileXferSize; case NETLOOP_FAIL: - eth_halt(); return -1; } } @@ -959,3 +951,16 @@ void ethaddr_to_string(const unsigned char *enetaddr, char *str) enetaddr[4], enetaddr[5]); } +void net_update_env(void) +{ + struct eth_device *edev = eth_get_current(); + + NetOurIP = dev_get_param_ip(&edev->dev, "ipaddr"); + NetServerIP = dev_get_param_ip(&edev->dev, "serverip"); + NetOurGatewayIP = dev_get_param_ip(&edev->dev, "gateway"); + NetOurSubnetMask = dev_get_param_ip(&edev->dev, "netmask"); + + string_to_ethaddr(dev_get_param(&edev->dev, "ethaddr"), + NetOurEther); +} + diff --git a/net/ping.c b/net/ping.c index 1bc481af44..7e21fe4ccf 100644 --- a/net/ping.c +++ b/net/ping.c @@ -62,7 +62,6 @@ static int PingSend(void) static void PingTimeout (void) { - eth_halt(); NetState = NETLOOP_FAIL; /* we did not get the reply */ } |