#if defined(CONFIG_8xx)
#include <commproc.h>
-# if !defined(CONFIG_NET_MULTI)
-# if defined(FEC_ENET) || defined(SCC_ENET)
-# define CONFIG_NET_MULTI
-# endif
-# endif
#endif /* CONFIG_8xx */
-#if defined(CONFIG_MPC5xxx)
-# if !defined(CONFIG_NET_MULTI)
-# if defined(CONFIG_MPC5xxx_FEC)
-# define CONFIG_NET_MULTI
-# endif
-# endif
-#endif /* CONFIG_MPC5xxx */
-
-#if !defined(CONFIG_NET_MULTI) && defined(CONFIG_CPM2)
-#include <config.h>
-#if defined(CONFIG_ETHER_ON_FCC)
-#if defined(CONFIG_ETHER_ON_SCC)
-#error "Ethernet not correctly defined"
-#endif /* CONFIG_ETHER_ON_SCC */
-#define CONFIG_NET_MULTI
-#if (CONFIG_ETHER_INDEX == 1)
-#define CONFIG_ETHER_ON_FCC1
-# define CFG_CMXFCR_MASK1 CFG_CMXFCR_MASK
-# define CFG_CMXFCR_VALUE1 CFG_CMXFCR_VALUE
-#elif (CONFIG_ETHER_INDEX == 2)
-#define CONFIG_ETHER_ON_FCC2
-# define CFG_CMXFCR_MASK2 CFG_CMXFCR_MASK
-# define CFG_CMXFCR_VALUE2 CFG_CMXFCR_VALUE
-#elif (CONFIG_ETHER_INDEX == 3)
-#define CONFIG_ETHER_ON_FCC3
-# define CFG_CMXFCR_MASK3 CFG_CMXFCR_MASK
-# define CFG_CMXFCR_VALUE3 CFG_CMXFCR_VALUE
-#endif /* CONFIG_ETHER_INDEX */
-#endif /* CONFIG_ETHER_ON_FCC */
-#endif /* !CONFIG_NET_MULTI && CONFIG_8260 */
-
#include <asm/byteorder.h> /* for nton* / ntoh* stuff */
*
*/
-#ifdef CFG_RX_ETH_BUFFER
-# define PKTBUFSRX CFG_RX_ETH_BUFFER
+#ifdef CONFIG_SYS_RX_ETH_BUFFER
+# define PKTBUFSRX CONFIG_SYS_RX_ETH_BUFFER
#else
# define PKTBUFSRX 4
#endif
#define PKTALIGN 32
-typedef ulong IPaddr_t;
+/* IPv4 addresses are always 32 bits in size */
+typedef u32 IPaddr_t;
-/*
- * The current receive packet handler. Called with a pointer to the
- * application packet, and a protocol type (PORT_BOOTPC or PORT_TFTP).
- * All other packets are dealt with without calling the handler.
+/**
+ * An incoming packet handler.
+ * @param pkt pointer to the application packet
+ * @param dport destination UDP port
+ * @param sip source IP address
+ * @param sport source UDP port
+ * @param len packet length
+ */
+typedef void rxhand_f(uchar *pkt, unsigned dport,
+ IPaddr_t sip, unsigned sport,
+ unsigned len);
+
+/**
+ * An incoming ICMP packet handler.
+ * @param type ICMP type
+ * @param code ICMP code
+ * @param dport destination UDP port
+ * @param sip source IP address
+ * @param sport source UDP port
+ * @param pkt pointer to the ICMP packet data
+ * @param len packet length
*/
-typedef void rxhand_f(uchar *, unsigned, unsigned, unsigned);
+typedef void rxhand_icmp_f(unsigned type, unsigned code, unsigned dport,
+ IPaddr_t sip, unsigned sport, uchar *pkt, unsigned len);
/*
* A timeout handler. Called after time interval has expired.
#ifdef CONFIG_MCAST_TFTP
int (*mcast) (struct eth_device*, u32 ip, u8 set);
#endif
+ int (*write_hwaddr) (struct eth_device*);
struct eth_device *next;
+ int index;
void *priv;
};
-extern int eth_initialize(bd_t *bis); /* Initialize network subsystem */
-extern int eth_register(struct eth_device* dev);/* Register network device */
-extern void eth_try_another(int first_restart); /* Change the device */
-#ifdef CONFIG_NET_MULTI
-extern void eth_set_current(void); /* set nterface to ethcur var. */
+extern int eth_initialize(bd_t *bis); /* Initialize network subsystem */
+extern int eth_register(struct eth_device* dev);/* Register network device */
+extern void eth_try_another(int first_restart); /* Change the device */
+extern void eth_set_current(void); /* set nterface to ethcur var */
+extern struct eth_device *eth_get_dev(void); /* get the current device MAC */
+extern struct eth_device *eth_get_dev_by_name(const char *devname);
+extern struct eth_device *eth_get_dev_by_index(int index); /* get dev @ index */
+extern int eth_get_dev_index (void); /* get the device index */
+extern void eth_parse_enetaddr(const char *addr, uchar *enetaddr);
+extern int eth_getenv_enetaddr(char *name, uchar *enetaddr);
+extern int eth_setenv_enetaddr(char *name, const uchar *enetaddr);
+
+/*
+ * Get the hardware address for an ethernet interface .
+ * Args:
+ * base_name - base name for device (normally "eth")
+ * index - device index number (0 for first)
+ * enetaddr - returns 6 byte hardware address
+ * Returns:
+ * Return true if the address is valid.
+ */
+extern int eth_getenv_enetaddr_by_index(const char *base_name, int index,
+ uchar *enetaddr);
+
+extern int usb_eth_initialize(bd_t *bi);
+extern int eth_init(bd_t *bis); /* Initialize the device */
+extern int eth_send(volatile void *packet, int length); /* Send a packet */
+
+#ifdef CONFIG_API
+extern int eth_receive(volatile void *packet, int length); /* Receive a packet*/
#endif
-extern struct eth_device *eth_get_dev(void); /* get the current device MAC */
-extern struct eth_device *eth_get_dev_by_name(char *devname); /* get device */
-extern int eth_get_dev_index (void); /* get the device index */
-extern void eth_set_enetaddr(int num, char* a); /* Set new MAC address */
+extern int eth_rx(void); /* Check for received packets */
+extern void eth_halt(void); /* stop SCC */
+extern char *eth_get_name(void); /* get name of current device */
-extern int eth_init(bd_t *bis); /* Initialize the device */
-extern int eth_send(volatile void *packet, int length); /* Send a packet */
-extern int eth_rx(void); /* Check for received packets */
-extern void eth_halt(void); /* stop SCC */
-extern char *eth_get_name(void); /* get name of current device */
+/*
+ * Set the hardware address for an ethernet interface based on 'eth%daddr'
+ * environment variable (or just 'ethaddr' if eth_number is 0).
+ * Args:
+ * base_name - base name for device (normally "eth")
+ * eth_number - value of %d (0 for first device of this type)
+ * Returns:
+ * 0 is success, non-zero is error status from driver.
+ */
+int eth_write_hwaddr(struct eth_device *dev, const char *base_name,
+ int eth_number);
#ifdef CONFIG_MCAST_TFTP
int eth_mcast_join( IPaddr_t mcast_addr, u8 join);
ushort udp_xsum; /* Checksum */
} IP_t;
+#define IP_OFFS 0x1fff /* ip offset *= 8 */
+#define IP_FLAGS 0xe000 /* first 3 bits */
+#define IP_FLAGS_RES 0x8000 /* reserved */
+#define IP_FLAGS_DFRAG 0x4000 /* don't fragments */
+#define IP_FLAGS_MFRAG 0x2000 /* more fragments */
+
#define IP_HDR_SIZE_NO_UDP (sizeof (IP_t) - 8)
#define IP_HDR_SIZE (sizeof (IP_t))
/*
* ICMP stuff (just enough to handle (host) redirect messages)
*/
-#define ICMP_ECHO_REPLY 0 /* Echo reply */
+#define ICMP_ECHO_REPLY 0 /* Echo reply */
+#define ICMP_NOT_REACH 3 /* Detination unreachable */
#define ICMP_REDIRECT 5 /* Redirect (change route) */
#define ICMP_ECHO_REQUEST 8 /* Echo request */
#define ICMP_REDIR_NET 0 /* Redirect Net */
#define ICMP_REDIR_HOST 1 /* Redirect Host */
+/* Codes for NOT_REACH */
+#define ICMP_NOT_REACH_PORT 3 /* Port unreachable */
+
typedef struct icmphdr {
uchar type;
uchar code;
ushort __unused;
ushort mtu;
} frag;
+ uchar data[0];
} un;
} ICMP_t;
extern IPaddr_t NetServerIP; /* Server IP addr (0 = unknown) */
extern volatile uchar * NetTxPacket; /* THE transmit packet */
extern volatile uchar * NetRxPackets[PKTBUFSRX];/* Receive packets */
-extern volatile uchar * NetRxPkt; /* Current receive packet */
-extern int NetRxPktLen; /* Current rx packet length */
+extern volatile uchar * NetRxPacket; /* Current receive packet */
+extern int NetRxPacketLen; /* Current rx packet length */
extern unsigned NetIPID; /* IP ID (counting) */
extern uchar NetBcastAddr[6]; /* Ethernet boardcast address */
extern uchar NetEtherNullAddr[6];
-#define VLAN_NONE 4095 /* untagged */
-#define VLAN_IDMASK 0x0fff /* mask of valid vlan id */
-extern ushort NetOurVLAN; /* Our VLAN */
-extern ushort NetOurNativeVLAN; /* Our Native VLAN */
+#define VLAN_NONE 4095 /* untagged */
+#define VLAN_IDMASK 0x0fff /* mask of valid vlan id */
+extern ushort NetOurVLAN; /* Our VLAN */
+extern ushort NetOurNativeVLAN; /* Our Native VLAN */
-extern uchar NetCDPAddr[6]; /* Ethernet CDP address */
+extern uchar NetCDPAddr[6]; /* Ethernet CDP address */
extern ushort CDPNativeVLAN; /* CDP returned native VLAN */
extern ushort CDPApplianceVLAN; /* CDP returned appliance VLAN */
#define NETLOOP_SUCCESS 3
#define NETLOOP_FAIL 4
-#ifdef CONFIG_NET_MULTI
extern int NetRestartWrap; /* Tried all network devices */
-#endif
-typedef enum { BOOTP, RARP, ARP, TFTP, DHCP, PING, DNS, NFS, CDP, NETCONS, SNTP } proto_t;
+enum proto_t {
+ BOOTP, RARP, ARP, TFTPGET, DHCP, PING, DNS, NFS, CDP, NETCONS, SNTP,
+ TFTPSRV, TFTPPUT
+};
/* from net/net.c */
extern char BootFile[128]; /* Boot File name */
+#if defined(CONFIG_CMD_DNS)
+extern char *NetDNSResolve; /* The host to resolve */
+extern char *NetDNSenvvar; /* the env var to put the ip into */
+#endif
+
#if defined(CONFIG_CMD_PING)
-extern IPaddr_t NetPingIP; /* the ip address to ping */
+extern IPaddr_t NetPingIP; /* the ip address to ping */
#endif
#if defined(CONFIG_CMD_CDP)
#endif
#if defined(CONFIG_CMD_SNTP)
-extern IPaddr_t NetNtpServerIP; /* the ip address to NTP */
+extern IPaddr_t NetNtpServerIP; /* the ip address to NTP */
extern int NetTimeOffset; /* offset time from UTC */
#endif
/* Initialize the network adapter */
-extern int NetLoop(proto_t);
+extern int NetLoop(enum proto_t);
/* Shutdown adapters and cleanup */
extern void NetStop(void);
extern void NetStartAgain(void);
/* Get size of the ethernet header when we send */
-extern int NetEthHdrSize(void);
+extern int NetEthHdrSize(void);
/* Set ethernet header; returns the size of the header */
extern int NetSetEther(volatile uchar *, uchar *, uint);
/* Set callbacks */
extern void NetSetHandler(rxhand_f *); /* Set RX packet handler */
+extern void net_set_icmp_handler(rxhand_icmp_f *f); /* Set ICMP RX handler */
extern void NetSetTimeout(ulong, thand_f *);/* Set timeout handler */
/* Transmit "NetTxPacket" */
/* Processes a received packet */
extern void NetReceive(volatile uchar *, int);
-/* Print an IP address on the console */
-extern void print_IPaddr (IPaddr_t);
+/*
+ * Check if autoload is enabled. If so, use either NFS or TFTP to download
+ * the boot file.
+ */
+void net_auto_load(void);
/*
* The following functions are a bit ugly, but necessary to deal with
* footprint in our tests.
*/
/* return IP *in network byteorder* */
-static inline IPaddr_t NetReadIP(void *from)
+static inline IPaddr_t NetReadIP(volatile void *from)
{
IPaddr_t ip;
- memcpy((void*)&ip, from, sizeof(ip));
+ memcpy((void*)&ip, (void*)from, sizeof(ip));
return ip;
}
}
/* copy IP */
-static inline void NetCopyIP(void *to, void *from)
+static inline void NetCopyIP(volatile void *to, void *from)
{
- memcpy(to, from, sizeof(IPaddr_t));
+ memcpy((void*)to, from, sizeof(IPaddr_t));
}
/* copy ulong */
return (0x01 & addr[0]);
}
+/*
+ * is_broadcast_ether_addr - Determine if the Ethernet address is broadcast
+ * @addr: Pointer to a six-byte array containing the Ethernet address
+ *
+ * Return true if the address is the broadcast address.
+ */
+static inline int is_broadcast_ether_addr(const u8 *addr)
+{
+ return (addr[0] & addr[1] & addr[2] & addr[3] & addr[4] & addr[5]) == 0xff;
+}
+
+/*
+ * is_valid_ether_addr - Determine if the given Ethernet address is valid
+ * @addr: Pointer to a six-byte array containing the Ethernet address
+ *
+ * Check that the Ethernet address (MAC) is not 00:00:00:00:00:00, is not
+ * a multicast address, and is not FF:FF:FF:FF:FF:FF.
+ *
+ * Return true if the address is valid.
+ */
+static inline int is_valid_ether_addr(const u8 *addr)
+{
+ /* FF:FF:FF:FF:FF:FF is a multicast address so we don't need to
+ * explicitly check for it here. */
+ return !is_multicast_ether_addr(addr) && !is_zero_ether_addr(addr);
+}
+
/* Convert an IP address to a string */
extern void ip_to_string (IPaddr_t x, char *s);
/* Convert a string to ip address */
-extern IPaddr_t string_to_ip(char *s);
+extern IPaddr_t string_to_ip(const char *s);
/* Convert a VLAN id to a string */
extern void VLAN_to_string (ushort x, char *s);
/* Convert a string to a vlan id */
-extern ushort string_to_VLAN(char *s);
-
-/* read an IP address from a environment variable */
-extern IPaddr_t getenv_IPaddr (char *);
+extern ushort string_to_VLAN(const char *s);
/* read a VLAN id from an environment variable */
extern ushort getenv_VLAN(char *);
/* copy a filename (allow for "..." notation, limit length) */
-extern void copy_filename (char *dst, char *src, int size);
+extern void copy_filename (char *dst, const char *src, int size);
+
+/* get a random source port */
+extern unsigned int random_port(void);
/**********************************************************************/