diff --git a/common/main.c b/common/main.c
index e96c95a..c514345 100644
--- a/common/main.c
+++ b/common/main.c
@@ -979,7 +979,6 @@ int readline_into_buffer (const char *const prompt, char * buffer)
 
 #ifdef CONFIG_SHOW_ACTIVITY
 		while (!tstc()) {
-			extern void show_activity(int arg);
 			show_activity(0);
 			WATCHDOG_RESET();
 		}
diff --git a/drivers/net/netconsole.c b/drivers/net/netconsole.c
index 56ba64f..7acd5b0 100644
--- a/drivers/net/netconsole.c
+++ b/drivers/net/netconsole.c
@@ -29,81 +29,82 @@
 DECLARE_GLOBAL_DATA_PTR;
 
 static char input_buffer[512];
-static int input_size = 0;		/* char count in input buffer */
-static int input_offset = 0;		/* offset to valid chars in input buffer */
-static int input_recursion = 0;
-static int output_recursion = 0;
+static int input_size; /* char count in input buffer */
+static int input_offset; /* offset to valid chars in input buffer */
+static int input_recursion;
+static int output_recursion;
 static int net_timeout;
-static uchar nc_ether[6];		/* server enet address */
-static IPaddr_t nc_ip;			/* server ip */
-static short nc_port;			/* source/target port */
-static const char *output_packet;	/* used by first send udp */
-static int output_packet_len = 0;
+static uchar nc_ether[6]; /* server enet address */
+static IPaddr_t nc_ip; /* server ip */
+static short nc_port; /* source/target port */
+static const char *output_packet; /* used by first send udp */
+static int output_packet_len;
 
 static void nc_wait_arp_handler(uchar *pkt, unsigned dest,
 				 IPaddr_t sip, unsigned src,
 				 unsigned len)
 {
-	NetState = NETLOOP_SUCCESS;	/* got arp reply - quit net loop */
+	NetState = NETLOOP_SUCCESS; /* got arp reply - quit net loop */
 }
 
 static void nc_handler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 			unsigned len)
 {
 	if (input_size)
-		NetState = NETLOOP_SUCCESS;	/* got input - quit net loop */
+		NetState = NETLOOP_SUCCESS; /* got input - quit net loop */
 }
 
-static void nc_timeout (void)
+static void nc_timeout(void)
 {
 	NetState = NETLOOP_SUCCESS;
 }
 
-void NcStart (void)
+void NcStart(void)
 {
-	if (!output_packet_len || memcmp (nc_ether, NetEtherNullAddr, 6)) {
+	if (!output_packet_len || memcmp(nc_ether, NetEtherNullAddr, 6)) {
 		/* going to check for input packet */
-		NetSetHandler (nc_handler);
-		NetSetTimeout (net_timeout, nc_timeout);
+		NetSetHandler(nc_handler);
+		NetSetTimeout(net_timeout, nc_timeout);
 	} else {
 		/* send arp request */
 		uchar *pkt;
-		NetSetHandler (nc_wait_arp_handler);
-		pkt = (uchar *) NetTxPacket + NetEthHdrSize () + IP_HDR_SIZE;
-		memcpy (pkt, output_packet, output_packet_len);
-		NetSendUDPPacket (nc_ether, nc_ip, nc_port, nc_port, output_packet_len);
+		NetSetHandler(nc_wait_arp_handler);
+		pkt = (uchar *)NetTxPacket + NetEthHdrSize() + IP_HDR_SIZE;
+		memcpy(pkt, output_packet, output_packet_len);
+		NetSendUDPPacket(nc_ether, nc_ip, nc_port, nc_port,
+			output_packet_len);
 	}
 }
 
-int nc_input_packet (uchar * pkt, unsigned dest, unsigned src, unsigned len)
+int nc_input_packet(uchar *pkt, unsigned dest, unsigned src, unsigned len)
 {
 	int end, chunk;
 
 	if (dest != nc_port || !len)
-		return 0;		/* not for us */
+		return 0; /* not for us */
 
-	if (input_size == sizeof input_buffer)
-		return 1;		/* no space */
-	if (len > sizeof input_buffer - input_size)
-		len = sizeof input_buffer - input_size;
+	if (input_size == sizeof(input_buffer))
+		return 1; /* no space */
+	if (len > sizeof(input_buffer) - input_size)
+		len = sizeof(input_buffer) - input_size;
 
 	end = input_offset + input_size;
-	if (end > sizeof input_buffer)
-		end -= sizeof input_buffer;
+	if (end > sizeof(input_buffer))
+		end -= sizeof(input_buffer);
 
 	chunk = len;
-	if (end + len > sizeof input_buffer) {
-		chunk = sizeof input_buffer - end;
+	if (end + len > sizeof(input_buffer)) {
+		chunk = sizeof(input_buffer) - end;
 		memcpy(input_buffer, pkt + chunk, len - chunk);
 	}
-	memcpy (input_buffer + end, pkt, chunk);
+	memcpy(input_buffer + end, pkt, chunk);
 
 	input_size += len;
 
 	return 1;
 }
 
-static void nc_send_packet (const char *buf, int len)
+static void nc_send_packet(const char *buf, int len)
 {
 	struct eth_device *eth;
 	int inited = 0;
@@ -111,33 +112,33 @@ static void nc_send_packet (const char *buf, int len)
 	uchar *ether;
 	IPaddr_t ip;
 
-	if ((eth = eth_get_dev ()) == NULL) {
+	eth = eth_get_dev();
+	if (eth == NULL)
 		return;
-	}
 
-	if (!memcmp (nc_ether, NetEtherNullAddr, 6)) {
+	if (!memcmp(nc_ether, NetEtherNullAddr, 6)) {
 		if (eth->state == ETH_STATE_ACTIVE)
 			return;	/* inside net loop */
 		output_packet = buf;
 		output_packet_len = len;
-		NetLoop (NETCONS);	/* wait for arp reply and send packet */
+		NetLoop(NETCONS); /* wait for arp reply and send packet */
 		output_packet_len = 0;
 		return;
 	}
 
 	if (eth->state != ETH_STATE_ACTIVE) {
-		if (eth_init (gd->bd) < 0)
+		if (eth_init(gd->bd) < 0)
 			return;
 		inited = 1;
 	}
-	pkt = (uchar *) NetTxPacket + NetEthHdrSize () + IP_HDR_SIZE;
-	memcpy (pkt, buf, len);
+	pkt = (uchar *)NetTxPacket + NetEthHdrSize() + IP_HDR_SIZE;
+	memcpy(pkt, buf, len);
 	ether = nc_ether;
 	ip = nc_ip;
-	NetSendUDPPacket (ether, ip, nc_port, nc_port, len);
+	NetSendUDPPacket(ether, ip, nc_port, nc_port, len);
 
 	if (inited)
-		eth_halt ();
+		eth_halt();
 }
 
 static int nc_start(void)
@@ -146,26 +147,27 @@ static int nc_start(void)
 
 	nc_port = 6666;		/* default port */
 
-	if (getenv ("ncip")) {
+	if (getenv("ncip")) {
 		char *p;
 
-		nc_ip = getenv_IPaddr ("ncip");
+		nc_ip = getenv_IPaddr("ncip");
 		if (!nc_ip)
 			return -1;	/* ncip is 0.0.0.0 */
-		if ((p = strchr (getenv ("ncip"), ':')) != NULL)
-			nc_port = simple_strtoul (p + 1, NULL, 10);
+		p = strchr(getenv("ncip"), ':');
+		if (p != NULL)
+			nc_port = simple_strtoul(p + 1, NULL, 10);
 	} else
 		nc_ip = ~0;		/* ncip is not set */
 
-	our_ip = getenv_IPaddr ("ipaddr");
-	netmask = getenv_IPaddr ("netmask");
+	our_ip = getenv_IPaddr("ipaddr");
+	netmask = getenv_IPaddr("netmask");
 
 	if (nc_ip == ~0 ||				/* 255.255.255.255 */
 	    ((netmask & our_ip) == (netmask & nc_ip) &&	/* on the same net */
-	    (netmask | nc_ip) == ~0))			/* broadcast to our net */
-		memset (nc_ether, 0xff, sizeof nc_ether);
+	    (netmask | nc_ip) == ~0))		/* broadcast to our net */
+		memset(nc_ether, 0xff, sizeof(nc_ether));
 	else
-		memset (nc_ether, 0, sizeof nc_ether);	/* force arp request */
+		memset(nc_ether, 0, sizeof(nc_ether));	/* force arp request */
 
 	return 0;
 }
@@ -176,7 +178,7 @@ static void nc_putc(char c)
 		return;
 	output_recursion = 1;
 
-	nc_send_packet (&c, 1);
+	nc_send_packet(&c, 1);
 
 	output_recursion = 0;
 }
@@ -208,14 +210,14 @@ static int nc_getc(void)
 
 	net_timeout = 0;	/* no timeout */
 	while (!input_size)
-		NetLoop (NETCONS);
+		NetLoop(NETCONS);
 
 	input_recursion = 0;
 
 	c = input_buffer[input_offset++];
 
-	if (input_offset >= sizeof input_buffer)
-		input_offset -= sizeof input_buffer;
+	if (input_offset >= sizeof(input_buffer))
+		input_offset -= sizeof(input_buffer);
 	input_size--;
 
 	return c;
@@ -231,28 +233,28 @@ static int nc_tstc(void)
 	if (input_size)
 		return 1;
 
-	eth = eth_get_dev ();
+	eth = eth_get_dev();
 	if (eth && eth->state == ETH_STATE_ACTIVE)
 		return 0;	/* inside net loop */
 
 	input_recursion = 1;
 
 	net_timeout = 1;
-	NetLoop (NETCONS);	/* kind of poll */
+	NetLoop(NETCONS);	/* kind of poll */
 
 	input_recursion = 0;
 
 	return input_size != 0;
 }
 
-int drv_nc_init (void)
+int drv_nc_init(void)
 {
 	struct stdio_dev dev;
 	int rc;
 
-	memset (&dev, 0, sizeof (dev));
+	memset(&dev, 0, sizeof(dev));
 
-	strcpy (dev.name, "nc");
+	strcpy(dev.name, "nc");
 	dev.flags = DEV_FLAGS_OUTPUT | DEV_FLAGS_INPUT | DEV_FLAGS_SYSTEM;
 	dev.start = nc_start;
 	dev.putc = nc_putc;
@@ -260,7 +262,7 @@ int drv_nc_init (void)
 	dev.getc = nc_getc;
 	dev.tstc = nc_tstc;
 
-	rc = stdio_register (&dev);
+	rc = stdio_register(&dev);
 
 	return (rc == 0) ? 1 : rc;
 }
diff --git a/include/common.h b/include/common.h
index 3df1def..bd557bd 100644
--- a/include/common.h
+++ b/include/common.h
@@ -804,6 +804,10 @@ int	pcmcia_init (void);
  */
 void show_boot_progress(int val);
 
+#ifdef CONFIG_SHOW_ACTIVITY
+void show_activity(int arg);
+#endif
+
 /* Multicore arch functions */
 #ifdef CONFIG_MP
 int cpu_status(int nr);
diff --git a/include/net.h b/include/net.h
index ccdb01d..09d1b51 100644
--- a/include/net.h
+++ b/include/net.h
@@ -81,27 +81,27 @@ struct eth_device {
 	int iobase;
 	int state;
 
-	int  (*init) (struct eth_device*, bd_t*);
+	int  (*init) (struct eth_device *, bd_t *);
 	int  (*send) (struct eth_device*, volatile void* packet, int length);
-	int  (*recv) (struct eth_device*);
-	void (*halt) (struct eth_device*);
+	int  (*recv) (struct eth_device *);
+	void (*halt) (struct eth_device *);
 #ifdef CONFIG_MCAST_TFTP
-	int (*mcast) (struct eth_device*, u32 ip, u8 set);
+	int (*mcast) (struct eth_device *, u32 ip, u8 set);
 #endif
-	int  (*write_hwaddr) (struct eth_device*);
+	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 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 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);
@@ -142,8 +142,8 @@ 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);
-u32 ether_crc (size_t len, unsigned char const *p);
+int eth_mcast_join(IPaddr_t mcast_addr, u8 join);
+u32 ether_crc(size_t len, unsigned char const *p);
 #endif
 
 
@@ -218,8 +218,8 @@ typedef struct {
 #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))
+#define IP_HDR_SIZE_NO_UDP	(sizeof(IP_t) - 8)
+#define IP_HDR_SIZE		(sizeof(IP_t))
 
 
 /*
@@ -326,46 +326,46 @@ typedef struct icmphdr {
 
 /* net.c */
 /** BOOTP EXTENTIONS **/
-extern IPaddr_t		NetOurGatewayIP;	/* Our gateway IP addresse	*/
-extern IPaddr_t		NetOurSubnetMask;	/* Our subnet mask (0 = unknown)*/
-extern IPaddr_t		NetOurDNSIP;	 /* Our Domain Name Server (0 = unknown)*/
+extern IPaddr_t NetOurGatewayIP;	/* Our gateway IP address */
+extern IPaddr_t NetOurSubnetMask;	/* Our subnet mask (0 = unknown) */
+extern IPaddr_t NetOurDNSIP;	/* Our Domain Name Server (0 = unknown) */
 #if defined(CONFIG_BOOTP_DNS2)
-extern IPaddr_t		NetOurDNS2IP;	 /* Our 2nd Domain Name Server (0 = unknown)*/
+extern IPaddr_t NetOurDNS2IP;	/* Our 2nd Domain Name Server (0 = unknown) */
 #endif
-extern char		NetOurNISDomain[32];	/* Our NIS domain		*/
-extern char		NetOurHostName[32];	/* Our hostname			*/
-extern char		NetOurRootPath[64];	/* Our root path		*/
-extern ushort		NetBootFileSize;	/* Our boot file size in blocks	*/
+extern char	NetOurNISDomain[32];	/* Our NIS domain */
+extern char	NetOurHostName[32];	/* Our hostname */
+extern char	NetOurRootPath[64];	/* Our root path */
+extern ushort	NetBootFileSize;	/* Our boot file size in blocks */
 /** END OF BOOTP EXTENTIONS **/
-extern ulong		NetBootFileXferSize;	/* size of bootfile in bytes	*/
-extern uchar		NetOurEther[6];		/* Our ethernet address		*/
-extern uchar		NetServerEther[6];	/* Boot server enet address	*/
-extern IPaddr_t		NetOurIP;		/* Our    IP addr (0 = unknown)	*/
-extern IPaddr_t		NetServerIP;		/* Server IP addr (0 = unknown)	*/
+extern ulong		NetBootFileXferSize;	/* size of bootfile in bytes */
+extern uchar		NetOurEther[6];		/* Our ethernet address */
+extern uchar		NetServerEther[6];	/* Boot server enet address */
+extern IPaddr_t		NetOurIP;	/* Our    IP addr (0 = unknown) */
+extern IPaddr_t		NetServerIP;	/* Server IP addr (0 = unknown) */
 extern uchar		*NetTxPacket;		/* THE transmit packet */
-extern uchar		*NetRxPackets[PKTBUFSRX];/* Receive packets */
+extern uchar		*NetRxPackets[PKTBUFSRX]; /* Receive packets */
 extern 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 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 ushort		CDPNativeVLAN;		/* CDP returned native VLAN	*/
-extern ushort		CDPApplianceVLAN;	/* CDP returned appliance VLAN	*/
+extern uchar	NetCDPAddr[6];		/* Ethernet CDP address */
+extern ushort	CDPNativeVLAN;		/* CDP returned native VLAN */
+extern ushort	CDPApplianceVLAN;	/* CDP returned appliance VLAN */
 
-extern int		NetState;		/* Network loop state		*/
+extern int		NetState;		/* Network loop state */
 #define NETLOOP_CONTINUE	1
 #define NETLOOP_RESTART		2
 #define NETLOOP_SUCCESS		3
 #define NETLOOP_FAIL		4
 
-extern int		NetRestartWrap;		/* Tried all network devices	*/
+extern int		NetRestartWrap;		/* Tried all network devices */
 
 enum proto_t {
 	BOOTP, RARP, ARP, TFTPGET, DHCP, PING, DNS, NFS, CDP, NETCONS, SNTP,
@@ -373,7 +373,7 @@ enum proto_t {
 };
 
 /* from net/net.c */
-extern char	BootFile[128];			/* Boot File name		*/
+extern char	BootFile[128];			/* Boot File name */
 
 #if defined(CONFIG_CMD_DNS)
 extern char *NetDNSResolve;		/* The host to resolve  */
@@ -381,7 +381,7 @@ 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)
@@ -391,8 +391,12 @@ extern ushort CDPApplianceVLAN;
 #endif
 
 #if defined(CONFIG_CMD_SNTP)
-extern IPaddr_t	NetNtpServerIP;			/* the ip address to NTP	*/
-extern int NetTimeOffset;			/* offset time from UTC		*/
+extern IPaddr_t	NetNtpServerIP;			/* the ip address to NTP */
+extern int NetTimeOffset;			/* offset time from UTC */
+#endif
+
+#if defined(CONFIG_MCAST_TFTP)
+extern IPaddr_t Mcast_addr;
 #endif
 
 /* Initialize the network adapter */
@@ -414,23 +418,29 @@ extern int NetSetEther(uchar *, uchar *, uint);
 extern void NetSetIP(uchar *, IPaddr_t, int, int, int);
 
 /* Checksum */
-extern int	NetCksumOk(uchar *, int);	/* Return true if cksum OK	*/
-extern uint	NetCksum(uchar *, int);		/* Calculate the checksum	*/
+extern int	NetCksumOk(uchar *, int);	/* Return true if cksum OK */
+extern uint	NetCksum(uchar *, int);		/* Calculate the checksum */
 
 /* Set callbacks */
-extern void	NetSetHandler(rxhand_f *);	/* Set RX packet handler	*/
+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		*/
+extern void	NetSetTimeout(ulong, thand_f *);/* Set timeout handler */
 
 /* Transmit "NetTxPacket" */
 extern void NetSendPacket(uchar *, int);
 
 /* Transmit UDP packet, performing ARP request if needed */
-extern int	NetSendUDPPacket(uchar *ether, IPaddr_t dest, int dport, int sport, int len);
+extern int	NetSendUDPPacket(uchar *ether, IPaddr_t dest, int dport,
+			int sport, int len);
 
 /* Processes a received packet */
 extern void	NetReceive(volatile uchar *, int);
 
+#ifdef CONFIG_NETCONSOLE
+void NcStart(void);
+int nc_input_packet(uchar *pkt, unsigned dest, unsigned src, unsigned len);
+#endif
+
 /*
  * Check if autoload is enabled. If so, use either NFS or TFTP to download
  * the boot file.
@@ -448,7 +458,7 @@ void net_auto_load(void);
 static inline IPaddr_t NetReadIP(void *from)
 {
 	IPaddr_t ip;
-	memcpy((void*)&ip, (void*)from, sizeof(ip));
+	memcpy((void *)&ip, (void *)from, sizeof(ip));
 	return ip;
 }
 
@@ -456,26 +466,26 @@ static inline IPaddr_t NetReadIP(void *from)
 static inline ulong NetReadLong(ulong *from)
 {
 	ulong l;
-	memcpy((void*)&l, (void*)from, sizeof(l));
+	memcpy((void *)&l, (void *)from, sizeof(l));
 	return l;
 }
 
 /* write IP *in network byteorder* */
 static inline void NetWriteIP(void *to, IPaddr_t ip)
 {
-	memcpy(to, (void*)&ip, sizeof(ip));
+	memcpy(to, (void *)&ip, sizeof(ip));
 }
 
 /* copy IP */
 static inline void NetCopyIP(void *to, void *from)
 {
-	memcpy((void*)to, from, sizeof(IPaddr_t));
+	memcpy((void *)to, from, sizeof(IPaddr_t));
 }
 
 /* copy ulong */
 static inline void NetCopyLong(ulong *to, ulong *from)
 {
-	memcpy((void*)to, (void*)from, sizeof(ulong));
+	memcpy((void *)to, (void *)from, sizeof(ulong));
 }
 
 /**
@@ -498,7 +508,7 @@ static inline int is_zero_ether_addr(const u8 *addr)
  */
 static inline int is_multicast_ether_addr(const u8 *addr)
 {
-	return (0x01 & addr[0]);
+	return 0x01 & addr[0];
 }
 
 /*
@@ -509,7 +519,8 @@ static inline int is_multicast_ether_addr(const u8 *addr)
  */
 static inline int is_broadcast_ether_addr(const u8 *addr)
 {
-	return (addr[0] & addr[1] & addr[2] & addr[3] & addr[4] & addr[5]) == 0xff;
+	return (addr[0] & addr[1] & addr[2] & addr[3] & addr[4] & addr[5]) ==
+		0xff;
 }
 
 /*
@@ -529,13 +540,13 @@ static inline int is_valid_ether_addr(const u8 *addr)
 }
 
 /* Convert an IP address to a string */
-extern void	ip_to_string (IPaddr_t x, char *s);
+extern void ip_to_string(IPaddr_t x, char *s);
 
 /* Convert a string to ip address */
 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);
+extern void VLAN_to_string(ushort x, char *s);
 
 /* Convert a string to a vlan id */
 extern ushort string_to_VLAN(const char *s);
@@ -544,7 +555,7 @@ extern ushort string_to_VLAN(const char *s);
 extern ushort getenv_VLAN(char *);
 
 /* copy a filename (allow for "..." notation, limit length) */
-extern void	copy_filename (char *dst, const 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);
diff --git a/net/bootp.c b/net/bootp.c
index 6d40608..07870d0 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -19,19 +19,19 @@
 #endif
 #include <linux/compiler.h>
 
-#define BOOTP_VENDOR_MAGIC	0x63825363	/* RFC1048 Magic Cookie		*/
+#define BOOTP_VENDOR_MAGIC	0x63825363	/* RFC1048 Magic Cookie */
 
 #define TIMEOUT		5000UL	/* Milliseconds before trying BOOTP again */
 #ifndef CONFIG_NET_RETRY_COUNT
-# define TIMEOUT_COUNT	5		/* # of timeouts before giving up  */
+# define TIMEOUT_COUNT	5		/* # of timeouts before giving up */
 #else
 # define TIMEOUT_COUNT	(CONFIG_NET_RETRY_COUNT)
 #endif
 
-#define PORT_BOOTPS	67		/* BOOTP server UDP port		*/
-#define PORT_BOOTPC	68		/* BOOTP client UDP port		*/
+#define PORT_BOOTPS	67		/* BOOTP server UDP port */
+#define PORT_BOOTPC	68		/* BOOTP client UDP port */
 
-#ifndef CONFIG_DHCP_MIN_EXT_LEN		/* minimal length of extension list	*/
+#ifndef CONFIG_DHCP_MIN_EXT_LEN		/* minimal length of extension list */
 #define CONFIG_DHCP_MIN_EXT_LEN 64
 #endif
 
@@ -43,8 +43,8 @@ ulong		seed1, seed2;
 
 #if defined(CONFIG_CMD_DHCP)
 dhcp_state_t dhcp_state = INIT;
-unsigned long dhcp_leasetime = 0;
-IPaddr_t NetDHCPServerIP = 0;
+unsigned long dhcp_leasetime;
+IPaddr_t NetDHCPServerIP;
 static void DhcpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 			unsigned len);
 
@@ -64,37 +64,29 @@ static char *dhcpmsg2str(int type)
 	}
 }
 #endif
-
-#if defined(CONFIG_BOOTP_VENDOREX)
-extern u8 *dhcp_vendorex_prep (u8 *e); /*rtn new e after add own opts. */
-extern u8 *dhcp_vendorex_proc (u8 *e); /*rtn next e if mine,else NULL  */
-#endif
-
 #endif
 
 static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len)
 {
-	Bootp_t *bp = (Bootp_t *) pkt;
+	struct Bootp_t *bp = (struct Bootp_t *) pkt;
 	int retval = 0;
 
 	if (dest != PORT_BOOTPC || src != PORT_BOOTPS)
 		retval = -1;
-	else if (len < sizeof (Bootp_t) - OPT_SIZE)
+	else if (len < sizeof(struct Bootp_t) - OPT_SIZE)
 		retval = -2;
 	else if (bp->bp_op != OP_BOOTREQUEST &&
-	    bp->bp_op != OP_BOOTREPLY &&
-	    bp->bp_op != DHCP_OFFER &&
-	    bp->bp_op != DHCP_ACK &&
-	    bp->bp_op != DHCP_NAK ) {
+			bp->bp_op != OP_BOOTREPLY &&
+			bp->bp_op != DHCP_OFFER &&
+			bp->bp_op != DHCP_ACK &&
+			bp->bp_op != DHCP_NAK)
 		retval = -3;
-	}
 	else if (bp->bp_htype != HWT_ETHER)
 		retval = -4;
 	else if (bp->bp_hlen != HWL_ETHER)
 		retval = -5;
-	else if (NetReadLong((ulong*)&bp->bp_id) != BootpID) {
+	else if (NetReadLong((ulong *)&bp->bp_id) != BootpID)
 		retval = -6;
-	}
 
 	debug("Filtering pkt = %d\n", retval);
 
@@ -104,7 +96,7 @@ static int BootpCheckPkt(uchar *pkt, unsigned dest, unsigned src, unsigned len)
 /*
  * Copy parameters of interest from BOOTP_REPLY/DHCP_OFFER packet
  */
-static void BootpCopyNetParams(Bootp_t *bp)
+static void BootpCopyNetParams(struct Bootp_t *bp)
 {
 	__maybe_unused IPaddr_t tmp_ip;
 
@@ -113,10 +105,10 @@ static void BootpCopyNetParams(Bootp_t *bp)
 	NetCopyIP(&tmp_ip, &bp->bp_siaddr);
 	if (tmp_ip != 0)
 		NetCopyIP(&NetServerIP, &bp->bp_siaddr);
-	memcpy (NetServerEther, ((Ethernet_t *)NetRxPacket)->et_src, 6);
+	memcpy(NetServerEther, ((Ethernet_t *)NetRxPacket)->et_src, 6);
 #endif
 	if (strlen(bp->bp_file) > 0)
-		copy_filename (BootFile, bp->bp_file, sizeof(BootFile));
+		copy_filename(BootFile, bp->bp_file, sizeof(BootFile));
 
 	debug("Bootfile: %s\n", BootFile);
 
@@ -124,97 +116,95 @@ static void BootpCopyNetParams(Bootp_t *bp)
 	 * don't delete exising entry when BOOTP / DHCP reply does
 	 * not contain a new value
 	 */
-	if (*BootFile) {
-		setenv ("bootfile", BootFile);
-	}
+	if (*BootFile)
+		setenv("bootfile", BootFile);
 }
 
-static int truncate_sz (const char *name, int maxlen, int curlen)
+static int truncate_sz(const char *name, int maxlen, int curlen)
 {
 	if (curlen >= maxlen) {
-		printf("*** WARNING: %s is too long (%d - max: %d) - truncated\n",
-			name, curlen, maxlen);
+		printf("*** WARNING: %s is too long (%d - max: %d)"
+			" - truncated\n", name, curlen, maxlen);
 		curlen = maxlen - 1;
 	}
-	return (curlen);
+	return curlen;
 }
 
 #if !defined(CONFIG_CMD_DHCP)
 
-static void BootpVendorFieldProcess (u8 * ext)
+static void BootpVendorFieldProcess(u8 *ext)
 {
 	int size = *(ext + 1);
 
 	debug("[BOOTP] Processing extension %d... (%d bytes)\n", *ext,
-		   *(ext + 1));
+		*(ext + 1));
 
 	NetBootFileSize = 0;
 
 	switch (*ext) {
 		/* Fixed length fields */
-	case 1:			/* Subnet mask					*/
+	case 1:			/* Subnet mask */
 		if (NetOurSubnetMask == 0)
-			NetCopyIP (&NetOurSubnetMask, (IPaddr_t *) (ext + 2));
+			NetCopyIP(&NetOurSubnetMask, (IPaddr_t *) (ext + 2));
 		break;
-	case 2:			/* Time offset - Not yet supported		*/
+	case 2:			/* Time offset - Not yet supported */
 		break;
 		/* Variable length fields */
-	case 3:			/* Gateways list				*/
-		if (NetOurGatewayIP == 0) {
-			NetCopyIP (&NetOurGatewayIP, (IPaddr_t *) (ext + 2));
-		}
+	case 3:			/* Gateways list */
+		if (NetOurGatewayIP == 0)
+			NetCopyIP(&NetOurGatewayIP, (IPaddr_t *) (ext + 2));
 		break;
-	case 4:			/* Time server - Not yet supported		*/
+	case 4:			/* Time server - Not yet supported */
 		break;
-	case 5:			/* IEN-116 name server - Not yet supported	*/
+	case 5:			/* IEN-116 name server - Not yet supported */
 		break;
 	case 6:
-		if (NetOurDNSIP == 0) {
-			NetCopyIP (&NetOurDNSIP, (IPaddr_t *) (ext + 2));
-		}
+		if (NetOurDNSIP == 0)
+			NetCopyIP(&NetOurDNSIP, (IPaddr_t *) (ext + 2));
 #if defined(CONFIG_BOOTP_DNS2)
-		if ((NetOurDNS2IP == 0) && (size > 4)) {
-			NetCopyIP (&NetOurDNS2IP, (IPaddr_t *) (ext + 2 + 4));
-		}
+		if ((NetOurDNS2IP == 0) && (size > 4))
+			NetCopyIP(&NetOurDNS2IP, (IPaddr_t *) (ext + 2 + 4));
 #endif
 		break;
-	case 7:			/* Log server - Not yet supported		*/
+	case 7:			/* Log server - Not yet supported */
 		break;
-	case 8:			/* Cookie/Quote server - Not yet supported	*/
+	case 8:			/* Cookie/Quote server - Not yet supported */
 		break;
-	case 9:			/* LPR server - Not yet supported		*/
+	case 9:			/* LPR server - Not yet supported */
 		break;
-	case 10:		/* Impress server - Not yet supported		*/
+	case 10:		/* Impress server - Not yet supported */
 		break;
-	case 11:		/* RPL server - Not yet supported		*/
+	case 11:		/* RPL server - Not yet supported */
 		break;
-	case 12:		/* Host name					*/
+	case 12:		/* Host name */
 		if (NetOurHostName[0] == 0) {
-			size = truncate_sz ("Host Name", sizeof (NetOurHostName), size);
-			memcpy (&NetOurHostName, ext + 2, size);
+			size = truncate_sz("Host Name",
+				sizeof(NetOurHostName), size);
+			memcpy(&NetOurHostName, ext + 2, size);
 			NetOurHostName[size] = 0;
 		}
 		break;
-	case 13:		/* Boot file size				*/
+	case 13:		/* Boot file size */
 		if (size == 2)
-			NetBootFileSize = ntohs (*(ushort *) (ext + 2));
+			NetBootFileSize = ntohs(*(ushort *) (ext + 2));
 		else if (size == 4)
-			NetBootFileSize = ntohl (*(ulong *) (ext + 2));
+			NetBootFileSize = ntohl(*(ulong *) (ext + 2));
 		break;
-	case 14:		/* Merit dump file - Not yet supported		*/
+	case 14:		/* Merit dump file - Not yet supported */
 		break;
-	case 15:		/* Domain name - Not yet supported		*/
+	case 15:		/* Domain name - Not yet supported */
 		break;
-	case 16:		/* Swap server - Not yet supported		*/
+	case 16:		/* Swap server - Not yet supported */
 		break;
-	case 17:		/* Root path					*/
+	case 17:		/* Root path */
 		if (NetOurRootPath[0] == 0) {
-			size = truncate_sz ("Root Path", sizeof (NetOurRootPath), size);
-			memcpy (&NetOurRootPath, ext + 2, size);
+			size = truncate_sz("Root Path",
+				sizeof(NetOurRootPath), size);
+			memcpy(&NetOurRootPath, ext + 2, size);
 			NetOurRootPath[size] = 0;
 		}
 		break;
-	case 18:		/* Extension path - Not yet supported		*/
+	case 18:		/* Extension path - Not yet supported */
 		/*
 		 * This can be used to send the information of the
 		 * vendor area in another file that the client can
@@ -222,10 +212,11 @@ static void BootpVendorFieldProcess (u8 * ext)
 		 */
 		break;
 		/* IP host layer fields */
-	case 40:		/* NIS Domain name				*/
+	case 40:		/* NIS Domain name */
 		if (NetOurNISDomain[0] == 0) {
-			size = truncate_sz ("NIS Domain Name", sizeof (NetOurNISDomain), size);
-			memcpy (&NetOurNISDomain, ext + 2, size);
+			size = truncate_sz("NIS Domain Name",
+				sizeof(NetOurNISDomain), size);
+			memcpy(&NetOurNISDomain, ext + 2, size);
 			NetOurNISDomain[size] = 0;
 		}
 		break;
@@ -235,7 +226,7 @@ static void BootpVendorFieldProcess (u8 * ext)
 		break;
 #endif
 		/* Application layer fields */
-	case 43:		/* Vendor specific info - Not yet supported	*/
+	case 43:		/* Vendor specific info - Not yet supported */
 		/*
 		 * Binary information to exchange specific
 		 * product information.
@@ -245,7 +236,7 @@ static void BootpVendorFieldProcess (u8 * ext)
 	}
 }
 
-static void BootpVendorProcess (u8 * ext, int size)
+static void BootpVendorProcess(u8 *ext, int size)
 {
 	u8 *end = ext + size;
 
@@ -259,11 +250,11 @@ static void BootpVendorProcess (u8 * ext, int size)
 
 			ext += ext[1] + 2;
 			if (ext <= end)
-				BootpVendorFieldProcess (opt);
+				BootpVendorFieldProcess(opt);
 		}
 	}
 
-	debug("[BOOTP] Received fields: \n");
+	debug("[BOOTP] Received fields:\n");
 	if (NetOurSubnetMask)
 		debug("NetOurSubnetMask : %pI4\n", &NetOurSubnetMask);
 
@@ -298,27 +289,28 @@ static void
 BootpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 	     unsigned len)
 {
-	Bootp_t *bp;
+	struct Bootp_t *bp;
 
 	debug("got BOOTP packet (src=%d, dst=%d, len=%d want_len=%zu)\n",
-		src, dest, len, sizeof (Bootp_t));
+		src, dest, len, sizeof(struct Bootp_t));
 
-	bp = (Bootp_t *)pkt;
+	bp = (struct Bootp_t *)pkt;
 
-	if (BootpCheckPkt(pkt, dest, src, len)) /* Filter out pkts we don't want */
+	/* Filter out pkts we don't want */
+	if (BootpCheckPkt(pkt, dest, src, len))
 		return;
 
 	/*
 	 *	Got a good BOOTP reply.	 Copy the data into our variables.
 	 */
 #ifdef CONFIG_STATUS_LED
-	status_led_set (STATUS_LED_BOOT, STATUS_LED_OFF);
+	status_led_set(STATUS_LED_BOOT, STATUS_LED_OFF);
 #endif
 
 	BootpCopyNetParams(bp);		/* Store net parameters from reply */
 
 	/* Retrieve extended information (we must parse the vendor area) */
-	if (NetReadLong((ulong*)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC))
+	if (NetReadLong((ulong *)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC))
 		BootpVendorProcess((uchar *)&bp->bp_vend[4], len);
 
 	NetSetTimeout(0, (thand_f *)0);
@@ -336,11 +328,11 @@ static void
 BootpTimeout(void)
 {
 	if (BootpTry >= TIMEOUT_COUNT) {
-		puts ("\nRetry count exceeded; starting again\n");
-		NetStartAgain ();
+		puts("\nRetry count exceeded; starting again\n");
+		NetStartAgain();
 	} else {
-		NetSetTimeout (TIMEOUT, BootpTimeout);
-		BootpRequest ();
+		NetSetTimeout(TIMEOUT, BootpTimeout);
+		BootpRequest();
 	}
 }
 
@@ -348,7 +340,8 @@ BootpTimeout(void)
  *	Initialize BOOTP extension fields in the request.
  */
 #if defined(CONFIG_CMD_DHCP)
-static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t RequestedIP)
+static int DhcpExtended(u8 *e, int message_type, IPaddr_t ServerID,
+			IPaddr_t RequestedIP)
 {
 	u8 *start = e;
 	u8 *cnt;
@@ -380,7 +373,7 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R
 	*e++ = (576 - 312 + OPT_SIZE) & 0xff;
 
 	if (ServerID) {
-		int tmp = ntohl (ServerID);
+		int tmp = ntohl(ServerID);
 
 		*e++ = 54;	/* ServerID */
 		*e++ = 4;
@@ -391,7 +384,7 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R
 	}
 
 	if (RequestedIP) {
-		int tmp = ntohl (RequestedIP);
+		int tmp = ntohl(RequestedIP);
 
 		*e++ = 50;	/* Requested IP */
 		*e++ = 4;
@@ -401,12 +394,13 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R
 		*e++ = tmp & 0xff;
 	}
 #if defined(CONFIG_BOOTP_SEND_HOSTNAME)
-	if ((hostname = getenv ("hostname"))) {
-		int hostnamelen = strlen (hostname);
+	hostname = getenv("hostname");
+	if (hostname) {
+		int hostnamelen = strlen(hostname);
 
 		*e++ = 12;	/* Hostname */
 		*e++ = hostnamelen;
-		memcpy (e, hostname, hostnamelen);
+		memcpy(e, hostname, hostnamelen);
 		e += hostnamelen;
 	}
 #endif
@@ -447,7 +441,8 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R
 #endif
 
 #if defined(CONFIG_BOOTP_VENDOREX)
-	if ((x = dhcp_vendorex_prep (e)))
+	x = dhcp_vendorex_prep(e);
+	if (x)
 		return x - start;
 #endif
 
@@ -507,9 +502,9 @@ static int DhcpExtended (u8 * e, int message_type, IPaddr_t ServerID, IPaddr_t R
 
 #else
 /*
- *	Warning: no field size check - change CONFIG_BOOTP_* at your own risk!
+ * Warning: no field size check - change CONFIG_BOOTP_* at your own risk!
  */
-static int BootpExtended (u8 * e)
+static int BootpExtended(u8 *e)
 {
 	u8 *start = e;
 
@@ -583,10 +578,10 @@ static int BootpExtended (u8 * e)
 #endif
 
 void
-BootpRequest (void)
+BootpRequest(void)
 {
 	uchar *pkt, *iphdr;
-	Bootp_t *bp;
+	struct Bootp_t *bp;
 	int ext_len, pktlen, iplen;
 
 #if defined(CONFIG_CMD_DHCP)
@@ -598,22 +593,22 @@ BootpRequest (void)
 	int   reg;
 	ulong tst1, tst2, sum, m_mask, m_value = 0;
 
-	if (BootpTry ==0) {
+	if (BootpTry == 0) {
 		/* get our mac */
 		eth_getenv_enetaddr("ethaddr", bi_enetaddr);
 
 		debug("BootpRequest => Our Mac: ");
-		for (reg=0; reg<6; reg++)
-			debug("%x%c", bi_enetaddr[reg], reg==5 ? '\n' : ':');
+		for (reg = 0; reg < 6; reg++)
+			debug("%x%c", bi_enetaddr[reg], reg == 5 ? '\n' : ':');
 
 		/* Mac-Manipulation 2 get seed1 */
-		tst1=0;
-		tst2=0;
-		for (reg=2; reg<6; reg++) {
+		tst1 = 0;
+		tst2 = 0;
+		for (reg = 2; reg < 6; reg++) {
 			tst1 = tst1 << 8;
 			tst1 = tst1 | bi_enetaddr[reg];
 		}
-		for (reg=0; reg<2; reg++) {
+		for (reg = 0; reg < 2; reg++) {
 			tst2 = tst2 | bi_enetaddr[reg];
 			tst2 = tst2 << 8;
 		}
@@ -621,8 +616,8 @@ BootpRequest (void)
 		seed1 = tst1^tst2;
 
 		/* Mirror seed1*/
-		m_mask=0x1;
-		for (reg=1;reg<=32;reg++) {
+		m_mask = 0x1;
+		for (reg = 1; reg <= 32; reg++) {
 			m_value |= (m_mask & seed1);
 			seed1 = seed1 >> 1;
 			m_value = m_value << 1;
@@ -632,44 +627,45 @@ BootpRequest (void)
 	}
 
 	/* Random Number Generator */
-
-	for (reg=0;reg<=0;reg++) {
+	for (reg = 0; reg <= 0; reg++) {
 		sum = seed1 + seed2;
 		if (sum < seed1 || sum < seed2)
 			sum++;
 		seed2 = seed1;
 		seed1 = sum;
 
-		if (BootpTry<=2) {	/* Start with max 1024 * 1ms */
+		if (BootpTry <= 2) {	/* Start with max 1024 * 1ms */
 			sum = sum >> (22-BootpTry);
-		} else {		/*After 3rd BOOTP request max 8192 * 1ms */
+		} else {	/*After 3rd BOOTP request max 8192 * 1ms */
 			sum = sum >> 19;
 		}
 	}
 
-	printf ("Random delay: %ld ms...\n", sum);
-	for (reg=0; reg <sum; reg++) {
+	printf("Random delay: %ld ms...\n", sum);
+	for (reg = 0; reg < sum; reg++)
 		udelay(1000); /*Wait 1ms*/
-	}
+
 #endif	/* CONFIG_BOOTP_RANDOM_DELAY */
 
 	printf("BOOTP broadcast %d\n", ++BootpTry);
 	pkt = NetTxPacket;
-	memset ((void*)pkt, 0, PKTSIZE);
+	memset((void *)pkt, 0, PKTSIZE);
 
 	pkt += NetSetEther(pkt, NetBcastAddr, PROT_IP);
 
 	/*
-	 * Next line results in incorrect packet size being transmitted, resulting
-	 * in errors in some DHCP servers, reporting missing bytes.  Size must be
-	 * set in packet header after extension length has been determined.
+	 * Next line results in incorrect packet size being transmitted,
+	 * resulting in errors in some DHCP servers, reporting missing bytes.
+	 * Size must be set in packet header after extension length has been
+	 * determined.
 	 * C. Hallinan, DS4.COM, Inc.
 	 */
-	/* NetSetIP(pkt, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, sizeof (Bootp_t)); */
+	/* NetSetIP(pkt, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC,
+		sizeof (struct Bootp_t)); */
 	iphdr = pkt;	/* We need this later for NetSetIP() */
 	pkt += IP_HDR_SIZE;
 
-	bp = (Bootp_t *)pkt;
+	bp = (struct Bootp_t *)pkt;
 	bp->bp_op = OP_BOOTREQUEST;
 	bp->bp_htype = HWT_ETHER;
 	bp->bp_hlen = HWL_ETHER;
@@ -679,8 +675,8 @@ BootpRequest (void)
 	NetWriteIP(&bp->bp_yiaddr, 0);
 	NetWriteIP(&bp->bp_siaddr, 0);
 	NetWriteIP(&bp->bp_giaddr, 0);
-	memcpy (bp->bp_chaddr, NetOurEther, 6);
-	copy_filename (bp->bp_file, BootFile, sizeof(bp->bp_file));
+	memcpy(bp->bp_chaddr, NetOurEther, 6);
+	copy_filename(bp->bp_file, BootFile, sizeof(bp->bp_file));
 
 	/* Request additional information from the BOOTP/DHCP server */
 #if defined(CONFIG_CMD_DHCP)
@@ -705,7 +701,8 @@ BootpRequest (void)
 	 * Calculate proper packet lengths taking into account the
 	 * variable size of the options field
 	 */
-	pktlen = ((int)(pkt-NetTxPacket)) + BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + ext_len;
+	pktlen = ((int)(pkt-NetTxPacket)) + BOOTP_HDR_SIZE -
+		sizeof(bp->bp_vend) + ext_len;
 	iplen = BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + ext_len;
 	NetSetIP(iphdr, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, iplen);
 	NetSetTimeout(SELECT_TIMEOUT, BootpTimeout);
@@ -720,7 +717,7 @@ BootpRequest (void)
 }
 
 #if defined(CONFIG_CMD_DHCP)
-static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp)
+static void DhcpOptionsProcess(uchar *popt, struct Bootp_t *bp)
 {
 	uchar *end = popt + BOOTP_HDR_SIZE;
 	int oplen, size;
@@ -732,50 +729,51 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp)
 		oplen = *(popt + 1);
 		switch (*popt) {
 		case 1:
-			NetCopyIP (&NetOurSubnetMask, (popt + 2));
+			NetCopyIP(&NetOurSubnetMask, (popt + 2));
 			break;
 #if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_TIMEOFFSET)
 		case 2:		/* Time offset	*/
 			to_ptr = &NetTimeOffset;
-			NetCopyLong ((ulong *)to_ptr, (ulong *)(popt + 2));
-			NetTimeOffset = ntohl (NetTimeOffset);
+			NetCopyLong((ulong *)to_ptr, (ulong *)(popt + 2));
+			NetTimeOffset = ntohl(NetTimeOffset);
 			break;
 #endif
 		case 3:
-			NetCopyIP (&NetOurGatewayIP, (popt + 2));
+			NetCopyIP(&NetOurGatewayIP, (popt + 2));
 			break;
 		case 6:
-			NetCopyIP (&NetOurDNSIP, (popt + 2));
+			NetCopyIP(&NetOurDNSIP, (popt + 2));
 #if defined(CONFIG_BOOTP_DNS2)
-			if (*(popt + 1) > 4) {
-				NetCopyIP (&NetOurDNS2IP, (popt + 2 + 4));
-			}
+			if (*(popt + 1) > 4)
+				NetCopyIP(&NetOurDNS2IP, (popt + 2 + 4));
 #endif
 			break;
 		case 12:
-			size = truncate_sz ("Host Name", sizeof (NetOurHostName), oplen);
-			memcpy (&NetOurHostName, popt + 2, size);
+			size = truncate_sz("Host Name",
+				sizeof(NetOurHostName), oplen);
+			memcpy(&NetOurHostName, popt + 2, size);
 			NetOurHostName[size] = 0;
 			break;
 		case 15:	/* Ignore Domain Name Option */
 			break;
 		case 17:
-			size = truncate_sz ("Root Path", sizeof (NetOurRootPath), oplen);
-			memcpy (&NetOurRootPath, popt + 2, size);
+			size = truncate_sz("Root Path",
+				sizeof(NetOurRootPath), oplen);
+			memcpy(&NetOurRootPath, popt + 2, size);
 			NetOurRootPath[size] = 0;
 			break;
 #if defined(CONFIG_CMD_SNTP) && defined(CONFIG_BOOTP_NTPSERVER)
 		case 42:	/* NTP server IP */
-			NetCopyIP (&NetNtpServerIP, (popt + 2));
+			NetCopyIP(&NetNtpServerIP, (popt + 2));
 			break;
 #endif
 		case 51:
-			NetCopyLong (&dhcp_leasetime, (ulong *) (popt + 2));
+			NetCopyLong(&dhcp_leasetime, (ulong *) (popt + 2));
 			break;
 		case 53:	/* Ignore Message Type Option */
 			break;
 		case 54:
-			NetCopyIP (&NetDHCPServerIP, (popt + 2));
+			NetCopyIP(&NetDHCPServerIP, (popt + 2));
 			break;
 		case 58:	/* Ignore Renewal Time Option */
 			break;
@@ -790,7 +788,7 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp)
 			 * pass the bootp packet pointer into here as the
 			 * second arg
 			 */
-			size = truncate_sz ("Opt Boot File",
+			size = truncate_sz("Opt Boot File",
 					    sizeof(bp->bp_file),
 					    oplen);
 			if (bp->bp_file[0] == '\0' && size > 0) {
@@ -811,10 +809,11 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp)
 			break;
 		default:
 #if defined(CONFIG_BOOTP_VENDOREX)
-			if (dhcp_vendorex_proc (popt))
+			if (dhcp_vendorex_proc(popt))
 				break;
 #endif
-			printf ("*** Unhandled DHCP Option in OFFER/ACK: %d\n", *popt);
+			printf("*** Unhandled DHCP Option in OFFER/ACK:"
+				" %d\n", *popt);
 			break;
 		}
 		popt += oplen + 2;	/* Process next option */
@@ -823,42 +822,42 @@ static void DhcpOptionsProcess (uchar * popt, Bootp_t *bp)
 
 static int DhcpMessageType(unsigned char *popt)
 {
-	if (NetReadLong((ulong*)popt) != htonl(BOOTP_VENDOR_MAGIC))
+	if (NetReadLong((ulong *)popt) != htonl(BOOTP_VENDOR_MAGIC))
 		return -1;
 
 	popt += 4;
-	while ( *popt != 0xff ) {
-		if ( *popt == 53 )	/* DHCP Message Type */
+	while (*popt != 0xff) {
+		if (*popt == 53)	/* DHCP Message Type */
 			return *(popt + 2);
 		popt += *(popt + 1) + 2;	/* Scan through all options */
 	}
 	return -1;
 }
 
-static void DhcpSendRequestPkt(Bootp_t *bp_offer)
+static void DhcpSendRequestPkt(struct Bootp_t *bp_offer)
 {
 	uchar *pkt, *iphdr;
-	Bootp_t *bp;
+	struct Bootp_t *bp;
 	int pktlen, iplen, extlen;
 	IPaddr_t OfferedIP;
 
 	debug("DhcpSendRequestPkt: Sending DHCPREQUEST\n");
 	pkt = NetTxPacket;
-	memset ((void*)pkt, 0, PKTSIZE);
+	memset((void *)pkt, 0, PKTSIZE);
 
 	pkt += NetSetEther(pkt, NetBcastAddr, PROT_IP);
 
-	iphdr = pkt;		/* We'll need this later to set proper pkt size */
+	iphdr = pkt;	/* We'll need this later to set proper pkt size */
 	pkt += IP_HDR_SIZE;
 
-	bp = (Bootp_t *)pkt;
+	bp = (struct Bootp_t *)pkt;
 	bp->bp_op = OP_BOOTREQUEST;
 	bp->bp_htype = HWT_ETHER;
 	bp->bp_hlen = HWL_ETHER;
 	bp->bp_hops = 0;
 	bp->bp_secs = htons(get_timer(0) / 1000);
-	/* Do not set the client IP, your IP, or server IP yet, since it hasn't been ACK'ed by
-	 * the server yet */
+	/* Do not set the client IP, your IP, or server IP yet, since it
+	 * hasn't been ACK'ed by the server yet */
 
 	/*
 	 * RFC3046 requires Relay Agents to discard packets with
@@ -866,7 +865,7 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer)
 	 */
 	NetWriteIP(&bp->bp_giaddr, 0);
 
-	memcpy (bp->bp_chaddr, NetOurEther, 6);
+	memcpy(bp->bp_chaddr, NetOurEther, 6);
 
 	/*
 	 * ID is the id of the OFFER packet
@@ -880,9 +879,11 @@ static void DhcpSendRequestPkt(Bootp_t *bp_offer)
 
 	/* Copy offered IP into the parameters request list */
 	NetCopyIP(&OfferedIP, &bp_offer->bp_yiaddr);
-	extlen = DhcpExtended((u8 *)bp->bp_vend, DHCP_REQUEST, NetDHCPServerIP, OfferedIP);
+	extlen = DhcpExtended((u8 *)bp->bp_vend, DHCP_REQUEST,
+		NetDHCPServerIP, OfferedIP);
 
-	pktlen = ((int)(pkt-NetTxPacket)) + BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + extlen;
+	pktlen = ((int)(pkt-NetTxPacket)) + BOOTP_HDR_SIZE -
+		sizeof(bp->bp_vend) + extlen;
 	iplen = BOOTP_HDR_SIZE - sizeof(bp->bp_vend) + extlen;
 	NetSetIP(iphdr, 0xFFFFFFFFL, PORT_BOOTPS, PORT_BOOTPC, iplen);
 
@@ -900,36 +901,38 @@ static void
 DhcpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 	    unsigned len)
 {
-	Bootp_t *bp = (Bootp_t *)pkt;
+	struct Bootp_t *bp = (struct Bootp_t *)pkt;
 
 	debug("DHCPHandler: got packet: (src=%d, dst=%d, len=%d) state: %d\n",
 		src, dest, len, dhcp_state);
 
-	if (BootpCheckPkt(pkt, dest, src, len)) /* Filter out pkts we don't want */
+	/* Filter out pkts we don't want */
+	if (BootpCheckPkt(pkt, dest, src, len))
 		return;
 
-	debug("DHCPHandler: got DHCP packet: (src=%d, dst=%d, len=%d) state: %d\n",
-		src, dest, len, dhcp_state);
+	debug("DHCPHandler: got DHCP packet: (src=%d, dst=%d, len=%d) state:"
+		" %d\n", src, dest, len, dhcp_state);
 
 	switch (dhcp_state) {
 	case SELECTING:
 		/*
 		 * Wait an appropriate time for any potential DHCPOFFER packets
-		 * to arrive.  Then select one, and generate DHCPREQUEST response.
-		 * If filename is in format we recognize, assume it is a valid
-		 * OFFER from a server we want.
+		 * to arrive.  Then select one, and generate DHCPREQUEST
+		 * response.  If filename is in format we recognize, assume it
+		 * is a valid OFFER from a server we want.
 		 */
 		debug("DHCP: state=SELECTING bp_file: \"%s\"\n", bp->bp_file);
 #ifdef CONFIG_SYS_BOOTFILE_PREFIX
 		if (strncmp(bp->bp_file,
 			    CONFIG_SYS_BOOTFILE_PREFIX,
-			    strlen(CONFIG_SYS_BOOTFILE_PREFIX)) == 0 ) {
+			    strlen(CONFIG_SYS_BOOTFILE_PREFIX)) == 0) {
 #endif	/* CONFIG_SYS_BOOTFILE_PREFIX */
 
 			debug("TRANSITIONING TO REQUESTING STATE\n");
 			dhcp_state = REQUESTING;
 
-			if (NetReadLong((ulong*)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC))
+			if (NetReadLong((ulong *)&bp->bp_vend[0]) ==
+						htonl(BOOTP_VENDOR_MAGIC))
 				DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp);
 
 			NetSetTimeout(TIMEOUT, BootpTimeout);
@@ -943,12 +946,15 @@ DhcpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 	case REQUESTING:
 		debug("DHCP State: REQUESTING\n");
 
-		if ( DhcpMessageType((u8 *)bp->bp_vend) == DHCP_ACK ) {
-			if (NetReadLong((ulong*)&bp->bp_vend[0]) == htonl(BOOTP_VENDOR_MAGIC))
+		if (DhcpMessageType((u8 *)bp->bp_vend) == DHCP_ACK) {
+			if (NetReadLong((ulong *)&bp->bp_vend[0]) ==
+						htonl(BOOTP_VENDOR_MAGIC))
 				DhcpOptionsProcess((u8 *)&bp->bp_vend[4], bp);
-			BootpCopyNetParams(bp); /* Store net params from reply */
+			/* Store net params from reply */
+			BootpCopyNetParams(bp);
 			dhcp_state = BOUND;
-			printf ("DHCP client bound to address %pI4\n", &NetOurIP);
+			printf("DHCP client bound to address %pI4\n",
+				&NetOurIP);
 
 			net_auto_load();
 			return;
@@ -958,7 +964,7 @@ DhcpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 		/* DHCP client bound to address */
 		break;
 	default:
-		puts ("DHCP: INVALID STATE\n");
+		puts("DHCP: INVALID STATE\n");
 		break;
 	}
 
diff --git a/net/bootp.h b/net/bootp.h
index 50625ab..ce73734 100644
--- a/net/bootp.h
+++ b/net/bootp.h
@@ -10,7 +10,7 @@
 #define __BOOTP_H__
 
 #ifndef __NET_H__
-#include	<net.h>
+#include <net.h>
 #endif /* __NET_H__ */
 
 /**********************************************************************/
@@ -19,35 +19,39 @@
  *	BOOTP header.
  */
 #if defined(CONFIG_CMD_DHCP)
-#define OPT_SIZE 312	/* Minimum DHCP Options size per RFC2131 - results in 576 byte pkt */
+/* Minimum DHCP Options size per RFC2131 - results in 576 byte pkt */
+#define OPT_SIZE 312
+#if defined(CONFIG_BOOTP_VENDOREX)
+extern u8 *dhcp_vendorex_prep(u8 *e); /*rtn new e after add own opts. */
+extern u8 *dhcp_vendorex_proc(u8 *e); /*rtn next e if mine,else NULL  */
+#endif
 #else
 #define OPT_SIZE 64
 #endif
 
-typedef struct
-{
-	uchar		bp_op;		/* Operation				*/
+struct Bootp_t {
+	uchar		bp_op;		/* Operation			*/
 # define OP_BOOTREQUEST	1
 # define OP_BOOTREPLY	2
-	uchar		bp_htype;	/* Hardware type			*/
+	uchar		bp_htype;	/* Hardware type		*/
 # define HWT_ETHER	1
-	uchar		bp_hlen;	/* Hardware address length		*/
+	uchar		bp_hlen;	/* Hardware address length	*/
 # define HWL_ETHER	6
-	uchar		bp_hops;	/* Hop count (gateway thing)		*/
-	ulong		bp_id;		/* Transaction ID			*/
-	ushort		bp_secs;	/* Seconds since boot			*/
-	ushort		bp_spare1;	/* Alignment				*/
-	IPaddr_t	bp_ciaddr;	/* Client IP address			*/
-	IPaddr_t	bp_yiaddr;	/* Your (client) IP address		*/
-	IPaddr_t	bp_siaddr;	/* Server IP address			*/
-	IPaddr_t	bp_giaddr;	/* Gateway IP address			*/
-	uchar		bp_chaddr[16];	/* Client hardware address		*/
-	char		bp_sname[64];	/* Server host name			*/
-	char		bp_file[128];	/* Boot file name			*/
-	char		bp_vend[OPT_SIZE];	/* Vendor information			*/
-}	Bootp_t;
-
-#define BOOTP_HDR_SIZE	sizeof (Bootp_t)
+	uchar		bp_hops;	/* Hop count (gateway thing)	*/
+	ulong		bp_id;		/* Transaction ID		*/
+	ushort		bp_secs;	/* Seconds since boot		*/
+	ushort		bp_spare1;	/* Alignment			*/
+	IPaddr_t	bp_ciaddr;	/* Client IP address		*/
+	IPaddr_t	bp_yiaddr;	/* Your (client) IP address	*/
+	IPaddr_t	bp_siaddr;	/* Server IP address		*/
+	IPaddr_t	bp_giaddr;	/* Gateway IP address		*/
+	uchar		bp_chaddr[16];	/* Client hardware address	*/
+	char		bp_sname[64];	/* Server host name		*/
+	char		bp_file[128];	/* Boot file name		*/
+	char		bp_vend[OPT_SIZE];	/* Vendor information	*/
+};
+
+#define BOOTP_HDR_SIZE	sizeof(struct Bootp_t)
 #define BOOTP_SIZE	(ETHER_HDR_SIZE + IP_HDR_SIZE + BOOTP_HDR_SIZE)
 
 /**********************************************************************/
@@ -56,16 +60,16 @@ typedef struct
  */
 
 /* bootp.c */
-extern ulong	BootpID;		/* ID of cur BOOTP request		*/
-extern char	BootFile[128];		/* Boot file name			*/
+extern ulong	BootpID;		/* ID of cur BOOTP request	*/
+extern char	BootFile[128];		/* Boot file name		*/
 extern int	BootpTry;
 #ifdef CONFIG_BOOTP_RANDOM_DELAY
-extern ulong	seed1, seed2;		/* seed for random BOOTP delay		*/
+extern ulong	seed1, seed2;		/* seed for random BOOTP delay	*/
 #endif
 
 
 /* Send a BOOTP request */
-extern void	BootpRequest (void);
+extern void BootpRequest(void);
 
 /****************** DHCP Support *********************/
 extern void DhcpRequest(void);
diff --git a/net/eth.c b/net/eth.c
index b4b9b43..02ccc75 100644
--- a/net/eth.c
+++ b/net/eth.c
@@ -92,7 +92,7 @@ static struct {
 	int length;
 } eth_rcv_bufs[PKTBUFSRX];
 
-static unsigned int eth_rcv_current = 0, eth_rcv_last = 0;
+static unsigned int eth_rcv_current, eth_rcv_last;
 #endif
 
 static struct eth_device *eth_devices, *eth_current;
@@ -144,7 +144,7 @@ struct eth_device *eth_get_dev_by_index(int index)
 	return target_dev;
 }
 
-int eth_get_dev_index (void)
+int eth_get_dev_index(void)
 {
 	if (!eth_current) {
 		return -1;
@@ -180,7 +180,7 @@ int eth_write_hwaddr(struct eth_device *dev, const char *base_name,
 
 	if (memcmp(env_enetaddr, "\0\0\0\0\0\0", 6)) {
 		if (memcmp(dev->enetaddr, "\0\0\0\0\0\0", 6) &&
-			memcmp(dev->enetaddr, env_enetaddr, 6)) {
+				memcmp(dev->enetaddr, env_enetaddr, 6)) {
 			printf("\nWarning: %s MAC addresses don't match:\n",
 				dev->name);
 			printf("Address in SROM is         %pM\n",
@@ -193,10 +193,9 @@ int eth_write_hwaddr(struct eth_device *dev, const char *base_name,
 	}
 
 	if (dev->write_hwaddr &&
-		!eth_mac_skip(eth_number) &&
-		is_valid_ether_addr(dev->enetaddr)) {
+			!eth_mac_skip(eth_number) &&
+			is_valid_ether_addr(dev->enetaddr))
 		ret = dev->write_hwaddr(dev);
-	}
 
 	return ret;
 }
@@ -212,7 +211,7 @@ int eth_register(struct eth_device *dev)
 		eth_current = eth_devices = dev;
 		eth_current_changed();
 	} else {
-		for (d=eth_devices; d->next!=eth_devices; d=d->next)
+		for (d = eth_devices; d->next != eth_devices; d = d->next)
 			;
 		d->next = dev;
 	}
@@ -230,7 +229,7 @@ int eth_initialize(bd_t *bis)
 	eth_devices = NULL;
 	eth_current = NULL;
 
-	show_boot_progress (64);
+	show_boot_progress(64);
 #if defined(CONFIG_MII) || defined(CONFIG_CMD_MII)
 	miiphy_init();
 #endif
@@ -259,36 +258,37 @@ int eth_initialize(bd_t *bis)
 	mv6446x_eth_initialize(bis);
 #endif
 	if (!eth_devices) {
-		puts ("No ethernet found.\n");
-		show_boot_progress (-64);
+		puts("No ethernet found.\n");
+		show_boot_progress(-64);
 	} else {
 		struct eth_device *dev = eth_devices;
-		char *ethprime = getenv ("ethprime");
+		char *ethprime = getenv("ethprime");
 
-		show_boot_progress (65);
+		show_boot_progress(65);
 		do {
 			if (dev->index)
 				puts (", ");
 
 			printf("%s", dev->name);
 
-			if (ethprime && strcmp (dev->name, ethprime) == 0) {
+			if (ethprime && strcmp(dev->name, ethprime) == 0) {
 				eth_current = dev;
-				puts (" [PRIME]");
+				puts(" [PRIME]");
 			}
 
 			if (strchr(dev->name, ' '))
-				puts("\nWarning: eth device name has a space!\n");
+				puts("\nWarning: eth device name has a space!"
+					"\n");
 
 			if (eth_write_hwaddr(dev, "eth", dev->index))
 				puts("\nWarning: failed to set MAC address\n");
 
 			dev = dev->next;
 			num_devices++;
-		} while(dev != eth_devices);
+		} while (dev != eth_devices);
 
 		eth_current_changed();
-		putc ('\n');
+		putc('\n');
 	}
 
 	return num_devices;
@@ -299,9 +299,9 @@ int eth_initialize(bd_t *bis)
  * mcast_addr: multicast ipaddr from which multicast Mac is made
  * join: 1=join, 0=leave.
  */
-int eth_mcast_join( IPaddr_t mcast_ip, u8 join)
+int eth_mcast_join(IPaddr_t mcast_ip, u8 join)
 {
- u8 mcast_mac[6];
+	u8 mcast_mac[6];
 	if (!eth_current || !eth_current->mcast)
 		return -1;
 	mcast_mac[5] = htonl(mcast_ip) & 0xff;
@@ -318,7 +318,7 @@ int eth_mcast_join( IPaddr_t mcast_ip, u8 join)
  * some other adapter -- hash tables
  */
 #define CRCPOLY_LE 0xedb88320
-u32 ether_crc (size_t len, unsigned char const *p)
+u32 ether_crc(size_t len, unsigned char const *p)
 {
 	int i;
 	u32 crc;
@@ -345,7 +345,7 @@ int eth_init(bd_t *bis)
 	struct eth_device *old_current, *dev;
 
 	if (!eth_current) {
-		puts ("No ethernet found.\n");
+		puts("No ethernet found.\n");
 		return -1;
 	}
 
@@ -365,7 +365,7 @@ int eth_init(bd_t *bis)
 	do {
 		debug("Trying %s\n", eth_current->name);
 
-		if (eth_current->init(eth_current,bis) >= 0) {
+		if (eth_current->init(eth_current, bis) >= 0) {
 			eth_current->state = ETH_STATE_ACTIVE;
 
 			return 0;
@@ -453,38 +453,36 @@ int eth_receive(volatile void *packet, int length)
 
 void eth_try_another(int first_restart)
 {
-	static struct eth_device *first_failed = NULL;
+	static struct eth_device *first_failed;
 	char *ethrotate;
 
 	/*
 	 * Do not rotate between network interfaces when
 	 * 'ethrotate' variable is set to 'no'.
 	 */
-	if (((ethrotate = getenv ("ethrotate")) != NULL) &&
-	    (strcmp(ethrotate, "no") == 0))
+	ethrotate = getenv("ethrotate");
+	if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0))
 		return;
 
 	if (!eth_current)
 		return;
 
-	if (first_restart) {
+	if (first_restart)
 		first_failed = eth_current;
-	}
 
 	eth_current = eth_current->next;
 
 	eth_current_changed();
 
-	if (first_failed == eth_current) {
+	if (first_failed == eth_current)
 		NetRestartWrap = 1;
-	}
 }
 
 void eth_set_current(void)
 {
-	static char *act = NULL;
-	static int  env_changed_id = 0;
-	struct eth_device* old_current;
+	static char *act;
+	static int  env_changed_id;
+	struct eth_device *old_current;
 	int	env_id;
 
 	if (!eth_current)	/* XXX no current */
@@ -507,7 +505,7 @@ void eth_set_current(void)
 	eth_current_changed();
 }
 
-char *eth_get_name (void)
+char *eth_get_name(void)
 {
-	return (eth_current ? eth_current->name : "unknown");
+	return eth_current ? eth_current->name : "unknown";
 }
diff --git a/net/net.c b/net/net.c
index 29e018c..1d6252f 100644
--- a/net/net.c
+++ b/net/net.c
@@ -203,11 +203,6 @@ IPaddr_t	NetNtpServerIP;
 int		NetTimeOffset;
 #endif
 
-#ifdef CONFIG_NETCONSOLE
-void NcStart(void);
-int nc_input_packet(uchar *pkt, unsigned dest, unsigned src, unsigned len);
-#endif
-
 uchar PktBuf[(PKTBUFSRX+1) * PKTSIZE_ALIGN + PKTALIGN];
 
 /* Receive packet */
@@ -526,10 +521,7 @@ restart:
 	for (;;) {
 		WATCHDOG_RESET();
 #ifdef CONFIG_SHOW_ACTIVITY
-		{
-			extern void show_activity(int arg);
-			show_activity(1);
-		}
+		show_activity(1);
 #endif
 		/*
 		 *	Check the ethernet for a new packet.  The ethernet
@@ -1102,8 +1094,8 @@ CDPHandler(const uchar *pkt, unsigned len)
 	 * output a warning
 	 */
 	if (pkt[0] != 0x02)
-		printf("** WARNING: CDP packet received with a protocol version %d > 2\n",
-				pkt[0] & 0xff);
+		printf("**WARNING: CDP packet received with a protocol version "
+				"%d > 2\n", pkt[0] & 0xff);
 
 	if (CDP_compute_csum(pkt, len) != 0)
 		return;
@@ -1610,6 +1602,7 @@ NetReceive(volatile uchar *inpkt, int len)
 			/* matched waiting packet's address */
 			if (tmp == NetArpWaitReplyIP) {
 				debug("Got it\n");
+
 				/* save address for later use */
 				memcpy(NetArpWaitPacketMAC,
 				       &arp->ar_data[0], 6);
@@ -1618,7 +1611,8 @@ NetReceive(volatile uchar *inpkt, int len)
 				(*packetHandler)(0, 0, 0, 0, 0);
 #endif
 				/* modify header, and transmit it */
-				memcpy(((Ethernet_t *)NetArpWaitTxPacket)->et_dest, NetArpWaitPacketMAC, 6);
+				memcpy(((Ethernet_t *)NetArpWaitTxPacket)->
+					et_dest, NetArpWaitPacketMAC, 6);
 				(void) eth_send(NetArpWaitTxPacket,
 						NetArpWaitTxPacketSize);
 
@@ -1855,7 +1849,6 @@ common:
 	case CDP:
 	case DHCP:
 		if (memcmp(NetOurEther, "\0\0\0\0\0\0", 6) == 0) {
-			extern int eth_get_dev_index(void);
 			int num = eth_get_dev_index();
 
 			switch (num) {
diff --git a/net/nfs.c b/net/nfs.c
index b5b482c..54f56c4 100644
--- a/net/nfs.c
+++ b/net/nfs.c
@@ -33,8 +33,8 @@
 #define NFS_RETRY_COUNT 30
 #define NFS_TIMEOUT 2000UL
 
-static int fs_mounted = 0;
-static unsigned long rpc_id = 0;
+static int fs_mounted;
+static unsigned long rpc_id;
 static int nfs_offset = -1;
 static int nfs_len;
 
@@ -61,14 +61,14 @@ static char *nfs_filename;
 static char *nfs_path;
 static char nfs_path_buff[2048];
 
-static __inline__ int
-store_block (uchar * src, unsigned offset, unsigned len)
+static inline int
+store_block(uchar *src, unsigned offset, unsigned len)
 {
 	ulong newsize = offset + len;
 #ifdef CONFIG_SYS_DIRECT_FLASH_NFS
 	int i, rc = 0;
 
-	for (i=0; i<CONFIG_SYS_MAX_FLASH_BANKS; i++) {
+	for (i = 0; i < CONFIG_SYS_MAX_FLASH_BANKS; i++) {
 		/* start address in flash? */
 		if (load_addr + offset >= flash_info[i].start[0]) {
 			rc = 1;
@@ -77,15 +77,15 @@ store_block (uchar * src, unsigned offset, unsigned len)
 	}
 
 	if (rc) { /* Flash is destination for this packet */
-		rc = flash_write ((uchar *)src, (ulong)(load_addr+offset), len);
+		rc = flash_write((uchar *)src, (ulong)(load_addr+offset), len);
 		if (rc) {
-			flash_perror (rc);
+			flash_perror(rc);
 			return -1;
 		}
 	} else
 #endif /* CONFIG_SYS_DIRECT_FLASH_NFS */
 	{
-		(void)memcpy ((void *)(load_addr + offset), src, len);
+		(void)memcpy((void *)(load_addr + offset), src, len);
 	}
 
 	if (NetBootFileXferSize < (offset+len))
@@ -94,7 +94,7 @@ store_block (uchar * src, unsigned offset, unsigned len)
 }
 
 static char*
-basename (char *path)
+basename(char *path)
 {
 	char *fname;
 
@@ -110,11 +110,11 @@ basename (char *path)
 }
 
 static char*
-dirname (char *path)
+dirname(char *path)
 {
 	char *fname;
 
-	fname = basename (path);
+	fname = basename(path);
 	--fname;
 	*fname = '\0';
 	return path;
@@ -123,14 +123,14 @@ dirname (char *path)
 /**************************************************************************
 RPC_ADD_CREDENTIALS - Add RPC authentication/verifier entries
 **************************************************************************/
-static long *rpc_add_credentials (long *p)
+static long *rpc_add_credentials(long *p)
 {
 	int hl;
 	int hostnamelen;
 	char hostname[256];
 
-	strcpy (hostname, "");
-	hostnamelen=strlen (hostname);
+	strcpy(hostname, "");
+	hostnamelen = strlen(hostname);
 
 	/* Here's the executive summary on authentication requirements of the
 	 * various NFS server implementations:	Linux accepts both AUTH_NONE
@@ -148,10 +148,9 @@ static long *rpc_add_credentials (long *p)
 	*p++ = htonl(hl+20);		/* auth length */
 	*p++ = htonl(0);		/* stamp */
 	*p++ = htonl(hostnamelen);	/* hostname string */
-	if (hostnamelen & 3) {
+	if (hostnamelen & 3)
 		*(p + hostnamelen / 4) = 0; /* add zero padding */
-	}
-	memcpy (p, hostname, hostnamelen);
+	memcpy(p, hostname, hostnamelen);
 	p += hl / 4;
 	*p++ = 0;			/* uid */
 	*p++ = 0;			/* gid */
@@ -168,7 +167,7 @@ static long *rpc_add_credentials (long *p)
 RPC_LOOKUP - Lookup RPC Port numbers
 **************************************************************************/
 static void
-rpc_req (int rpc_prog, int rpc_proc, uint32_t *data, int datalen)
+rpc_req(int rpc_prog, int rpc_proc, uint32_t *data, int datalen)
 {
 	struct rpc_t pkt;
 	unsigned long id;
@@ -186,11 +185,12 @@ rpc_req (int rpc_prog, int rpc_proc, uint32_t *data, int datalen)
 	p = (uint32_t *)&(pkt.u.call.data);
 
 	if (datalen)
-		memcpy ((char *)p, (char *)data, datalen*sizeof(uint32_t));
+		memcpy((char *)p, (char *)data, datalen*sizeof(uint32_t));
 
 	pktlen = (char *)p + datalen*sizeof(uint32_t) - (char *)&pkt;
 
-	memcpy ((char *)NetTxPacket + NetEthHdrSize() + IP_HDR_SIZE, (char *)&pkt, pktlen);
+	memcpy((char *)NetTxPacket + NetEthHdrSize() + IP_HDR_SIZE,
+		(char *)&pkt, pktlen);
 
 	if (rpc_prog == PROG_PORTMAP)
 		sport = SUNRPC_PORT;
@@ -199,14 +199,15 @@ rpc_req (int rpc_prog, int rpc_proc, uint32_t *data, int datalen)
 	else
 		sport = NfsSrvNfsPort;
 
-	NetSendUDPPacket (NetServerEther, NfsServerIP, sport, NfsOurPort, pktlen);
+	NetSendUDPPacket(NetServerEther, NfsServerIP, sport, NfsOurPort,
+		pktlen);
 }
 
 /**************************************************************************
 RPC_LOOKUP - Lookup RPC Port numbers
 **************************************************************************/
 static void
-rpc_lookup_req (int prog, int ver)
+rpc_lookup_req(int prog, int ver)
 {
 	uint32_t data[16];
 
@@ -217,56 +218,56 @@ rpc_lookup_req (int prog, int ver)
 	data[6] = htonl(17);	/* IP_UDP */
 	data[7] = 0;
 
-	rpc_req (PROG_PORTMAP, PORTMAP_GETPORT, data, 8);
+	rpc_req(PROG_PORTMAP, PORTMAP_GETPORT, data, 8);
 }
 
 /**************************************************************************
 NFS_MOUNT - Mount an NFS Filesystem
 **************************************************************************/
 static void
-nfs_mount_req (char *path)
+nfs_mount_req(char *path)
 {
 	uint32_t data[1024];
 	uint32_t *p;
 	int len;
 	int pathlen;
 
-	pathlen = strlen (path);
+	pathlen = strlen(path);
 
 	p = &(data[0]);
 	p = (uint32_t *)rpc_add_credentials((long *)p);
 
 	*p++ = htonl(pathlen);
-	if (pathlen & 3) *(p + pathlen / 4) = 0;
-	memcpy (p, path, pathlen);
+	if (pathlen & 3)
+		*(p + pathlen / 4) = 0;
+	memcpy(p, path, pathlen);
 	p += (pathlen + 3) / 4;
 
 	len = (uint32_t *)p - (uint32_t *)&(data[0]);
 
-	rpc_req (PROG_MOUNT, MOUNT_ADDENTRY, data, len);
+	rpc_req(PROG_MOUNT, MOUNT_ADDENTRY, data, len);
 }
 
 /**************************************************************************
 NFS_UMOUNTALL - Unmount all our NFS Filesystems on the Server
 **************************************************************************/
 static void
-nfs_umountall_req (void)
+nfs_umountall_req(void)
 {
 	uint32_t data[1024];
 	uint32_t *p;
 	int len;
 
-	if ((NfsSrvMountPort == -1) || (!fs_mounted)) {
+	if ((NfsSrvMountPort == -1) || (!fs_mounted))
 		/* Nothing mounted, nothing to umount */
 		return;
-	}
 
 	p = &(data[0]);
-	p = (uint32_t *)rpc_add_credentials ((long *)p);
+	p = (uint32_t *)rpc_add_credentials((long *)p);
 
 	len = (uint32_t *)p - (uint32_t *)&(data[0]);
 
-	rpc_req (PROG_MOUNT, MOUNT_UMOUNTALL, data, len);
+	rpc_req(PROG_MOUNT, MOUNT_UMOUNTALL, data, len);
 }
 
 /***************************************************************************
@@ -277,65 +278,66 @@ nfs_umountall_req (void)
  * so that inside the nfs() function a recursion can be done.
  **************************************************************************/
 static void
-nfs_readlink_req (void)
+nfs_readlink_req(void)
 {
 	uint32_t data[1024];
 	uint32_t *p;
 	int len;
 
 	p = &(data[0]);
-	p = (uint32_t *)rpc_add_credentials ((long *)p);
+	p = (uint32_t *)rpc_add_credentials((long *)p);
 
-	memcpy (p, filefh, NFS_FHSIZE);
+	memcpy(p, filefh, NFS_FHSIZE);
 	p += (NFS_FHSIZE / 4);
 
 	len = (uint32_t *)p - (uint32_t *)&(data[0]);
 
-	rpc_req (PROG_NFS, NFS_READLINK, data, len);
+	rpc_req(PROG_NFS, NFS_READLINK, data, len);
 }
 
 /**************************************************************************
 NFS_LOOKUP - Lookup Pathname
 **************************************************************************/
 static void
-nfs_lookup_req (char *fname)
+nfs_lookup_req(char *fname)
 {
 	uint32_t data[1024];
 	uint32_t *p;
 	int len;
 	int fnamelen;
 
-	fnamelen = strlen (fname);
+	fnamelen = strlen(fname);
 
 	p = &(data[0]);
-	p = (uint32_t *)rpc_add_credentials ((long *)p);
+	p = (uint32_t *)rpc_add_credentials((long *)p);
 
-	memcpy (p, dirfh, NFS_FHSIZE);
+	memcpy(p, dirfh, NFS_FHSIZE);
 	p += (NFS_FHSIZE / 4);
 	*p++ = htonl(fnamelen);
-	if (fnamelen & 3) *(p + fnamelen / 4) = 0;
-	memcpy (p, fname, fnamelen);
+	if (fnamelen & 3)
+		*(p + fnamelen / 4) = 0;
+	memcpy(p, fname, fnamelen);
 	p += (fnamelen + 3) / 4;
 
 	len = (uint32_t *)p - (uint32_t *)&(data[0]);
 
-	rpc_req (PROG_NFS, NFS_LOOKUP, data, len);
+	rpc_req(PROG_NFS, NFS_LOOKUP, data, len);
 }
 
 /**************************************************************************
 NFS_READ - Read File on NFS Server
 **************************************************************************/
 static void
-nfs_read_req (int offset, int readlen)
+nfs_read_req(int offset, int readlen)
 {
 	uint32_t data[1024];
 	uint32_t *p;
 	int len;
 
 	p = &(data[0]);
-	p = (uint32_t *)rpc_add_credentials ((long *)p);
+	p = (uint32_t *)rpc_add_credentials((long *)p);
 
-	memcpy (p, filefh, NFS_FHSIZE);
+	memcpy(p, filefh, NFS_FHSIZE);
 	p += (NFS_FHSIZE / 4);
 	*p++ = htonl(offset);
 	*p++ = htonl(readlen);
@@ -343,7 +345,7 @@ nfs_read_req (int offset, int readlen)
 
 	len = (uint32_t *)p - (uint32_t *)&(data[0]);
 
-	rpc_req (PROG_NFS, NFS_READ, data, len);
+	rpc_req(PROG_NFS, NFS_READ, data, len);
 }
 
 /**************************************************************************
@@ -351,31 +353,31 @@ RPC request dispatcher
 **************************************************************************/
 
 static void
-NfsSend (void)
+NfsSend(void)
 {
 	debug("%s\n", __func__);
 
 	switch (NfsState) {
 	case STATE_PRCLOOKUP_PROG_MOUNT_REQ:
-		rpc_lookup_req (PROG_MOUNT, 1);
+		rpc_lookup_req(PROG_MOUNT, 1);
 		break;
 	case STATE_PRCLOOKUP_PROG_NFS_REQ:
-		rpc_lookup_req (PROG_NFS, 2);
+		rpc_lookup_req(PROG_NFS, 2);
 		break;
 	case STATE_MOUNT_REQ:
-		nfs_mount_req (nfs_path);
+		nfs_mount_req(nfs_path);
 		break;
 	case STATE_UMOUNT_REQ:
-		nfs_umountall_req ();
+		nfs_umountall_req();
 		break;
 	case STATE_LOOKUP_REQ:
-		nfs_lookup_req (nfs_filename);
+		nfs_lookup_req(nfs_filename);
 		break;
 	case STATE_READ_REQ:
-		nfs_read_req (nfs_offset, nfs_len);
+		nfs_read_req(nfs_offset, nfs_len);
 		break;
 	case STATE_READLINK_REQ:
-		nfs_readlink_req ();
+		nfs_readlink_req();
 		break;
 	}
 }
@@ -385,11 +387,11 @@ Handlers for the reply from server
 **************************************************************************/
 
 static int
-rpc_lookup_reply (int prog, uchar *pkt, unsigned len)
+rpc_lookup_reply(int prog, uchar *pkt, unsigned len)
 {
 	struct rpc_t rpc_pkt;
 
-	memcpy ((unsigned char *)&rpc_pkt, pkt, len);
+	memcpy((unsigned char *)&rpc_pkt, pkt, len);
 
 	debug("%s\n", __func__);
 
@@ -398,9 +400,8 @@ rpc_lookup_reply (int prog, uchar *pkt, unsigned len)
 
 	if (rpc_pkt.u.reply.rstatus  ||
 	    rpc_pkt.u.reply.verifier ||
-	    rpc_pkt.u.reply.astatus) {
+	    rpc_pkt.u.reply.astatus)
 		return -1;
-	}
 
 	switch (prog) {
 	case PROG_MOUNT:
@@ -415,13 +416,13 @@ rpc_lookup_reply (int prog, uchar *pkt, unsigned len)
 }
 
 static int
-nfs_mount_reply (uchar *pkt, unsigned len)
+nfs_mount_reply(uchar *pkt, unsigned len)
 {
 	struct rpc_t rpc_pkt;
 
 	debug("%s\n", __func__);
 
-	memcpy ((unsigned char *)&rpc_pkt, pkt, len);
+	memcpy((unsigned char *)&rpc_pkt, pkt, len);
 
 	if (ntohl(rpc_pkt.u.reply.id) != rpc_id)
 		return -1;
@@ -429,48 +430,46 @@ nfs_mount_reply (uchar *pkt, unsigned len)
 	if (rpc_pkt.u.reply.rstatus  ||
 	    rpc_pkt.u.reply.verifier ||
 	    rpc_pkt.u.reply.astatus  ||
-	    rpc_pkt.u.reply.data[0]) {
+	    rpc_pkt.u.reply.data[0])
 		return -1;
-	}
 
 	fs_mounted = 1;
-	memcpy (dirfh, rpc_pkt.u.reply.data + 1, NFS_FHSIZE);
+	memcpy(dirfh, rpc_pkt.u.reply.data + 1, NFS_FHSIZE);
 
 	return 0;
 }
 
 static int
-nfs_umountall_reply (uchar *pkt, unsigned len)
+nfs_umountall_reply(uchar *pkt, unsigned len)
 {
 	struct rpc_t rpc_pkt;
 
 	debug("%s\n", __func__);
 
-	memcpy ((unsigned char *)&rpc_pkt, pkt, len);
+	memcpy((unsigned char *)&rpc_pkt, pkt, len);
 
 	if (ntohl(rpc_pkt.u.reply.id) != rpc_id)
 		return -1;
 
 	if (rpc_pkt.u.reply.rstatus  ||
 	    rpc_pkt.u.reply.verifier ||
-	    rpc_pkt.u.reply.astatus) {
+	    rpc_pkt.u.reply.astatus)
 		return -1;
-	}
 
 	fs_mounted = 0;
-	memset (dirfh, 0, sizeof(dirfh));
+	memset(dirfh, 0, sizeof(dirfh));
 
 	return 0;
 }
 
 static int
-nfs_lookup_reply (uchar *pkt, unsigned len)
+nfs_lookup_reply(uchar *pkt, unsigned len)
 {
 	struct rpc_t rpc_pkt;
 
 	debug("%s\n", __func__);
 
-	memcpy ((unsigned char *)&rpc_pkt, pkt, len);
+	memcpy((unsigned char *)&rpc_pkt, pkt, len);
 
 	if (ntohl(rpc_pkt.u.reply.id) != rpc_id)
 		return -1;
@@ -478,24 +477,23 @@ nfs_lookup_reply (uchar *pkt, unsigned len)
 	if (rpc_pkt.u.reply.rstatus  ||
 	    rpc_pkt.u.reply.verifier ||
 	    rpc_pkt.u.reply.astatus  ||
-	    rpc_pkt.u.reply.data[0]) {
+	    rpc_pkt.u.reply.data[0])
 		return -1;
-	}
 
-	memcpy (filefh, rpc_pkt.u.reply.data + 1, NFS_FHSIZE);
+	memcpy(filefh, rpc_pkt.u.reply.data + 1, NFS_FHSIZE);
 
 	return 0;
 }
 
 static int
-nfs_readlink_reply (uchar *pkt, unsigned len)
+nfs_readlink_reply(uchar *pkt, unsigned len)
 {
 	struct rpc_t rpc_pkt;
 	int rlen;
 
 	debug("%s\n", __func__);
 
-	memcpy ((unsigned char *)&rpc_pkt, pkt, len);
+	memcpy((unsigned char *)&rpc_pkt, pkt, len);
 
 	if (ntohl(rpc_pkt.u.reply.id) != rpc_id)
 		return -1;
@@ -503,34 +501,34 @@ nfs_readlink_reply (uchar *pkt, unsigned len)
 	if (rpc_pkt.u.reply.rstatus  ||
 	    rpc_pkt.u.reply.verifier ||
 	    rpc_pkt.u.reply.astatus  ||
-	    rpc_pkt.u.reply.data[0]) {
+	    rpc_pkt.u.reply.data[0])
 		return -1;
-	}
 
-	rlen = ntohl (rpc_pkt.u.reply.data[1]); /* new path length */
+	rlen = ntohl(rpc_pkt.u.reply.data[1]); /* new path length */
 
 	if (*((char *)&(rpc_pkt.u.reply.data[2])) != '/') {
 		int pathlen;
-		strcat (nfs_path, "/");
+		strcat(nfs_path, "/");
 		pathlen = strlen(nfs_path);
-		memcpy (nfs_path+pathlen, (uchar *)&(rpc_pkt.u.reply.data[2]), rlen);
+		memcpy(nfs_path + pathlen, (uchar *)&(rpc_pkt.u.reply.data[2]),
+			rlen);
 		nfs_path[pathlen + rlen] = 0;
 	} else {
-		memcpy (nfs_path, (uchar *)&(rpc_pkt.u.reply.data[2]), rlen);
+		memcpy(nfs_path, (uchar *)&(rpc_pkt.u.reply.data[2]), rlen);
 		nfs_path[rlen] = 0;
 	}
 	return 0;
 }
 
 static int
-nfs_read_reply (uchar *pkt, unsigned len)
+nfs_read_reply(uchar *pkt, unsigned len)
 {
 	struct rpc_t rpc_pkt;
 	int rlen;
 
 	debug("%s\n", __func__);
 
-	memcpy ((uchar *)&rpc_pkt, pkt, sizeof(rpc_pkt.u.reply));
+	memcpy((uchar *)&rpc_pkt, pkt, sizeof(rpc_pkt.u.reply));
 
 	if (ntohl(rpc_pkt.u.reply.id) != rpc_id)
 		return -1;
@@ -539,24 +537,22 @@ nfs_read_reply (uchar *pkt, unsigned len)
 	    rpc_pkt.u.reply.verifier ||
 	    rpc_pkt.u.reply.astatus  ||
 	    rpc_pkt.u.reply.data[0]) {
-		if (rpc_pkt.u.reply.rstatus) {
+		if (rpc_pkt.u.reply.rstatus)
 			return -9999;
-		}
-		if (rpc_pkt.u.reply.astatus) {
+		if (rpc_pkt.u.reply.astatus)
 			return -9999;
-		}
-		return -ntohl(rpc_pkt.u.reply.data[0]);;
+		return -ntohl(rpc_pkt.u.reply.data[0]);
 	}
 
-	if ((nfs_offset!=0) && !((nfs_offset) % (NFS_READ_SIZE/2*10*HASHES_PER_LINE))) {
-		puts ("\n\t ");
-	}
-	if (!(nfs_offset % ((NFS_READ_SIZE/2)*10))) {
-		putc ('#');
-	}
+	if ((nfs_offset != 0) && !((nfs_offset) %
+			(NFS_READ_SIZE / 2 * 10 * HASHES_PER_LINE)))
+		puts("\n\t ");
+	if (!(nfs_offset % ((NFS_READ_SIZE / 2) * 10)))
+		putc('#');
 
 	rlen = ntohl(rpc_pkt.u.reply.data[18]);
-	if ( store_block ((uchar *)pkt+sizeof(rpc_pkt.u.reply), nfs_offset, rlen) )
+	if (store_block((uchar *)pkt + sizeof(rpc_pkt.u.reply),
+			nfs_offset, rlen))
 		return -9999;
 
 	return rlen;
@@ -567,15 +563,15 @@ Interfaces of U-BOOT
 **************************************************************************/
 
 static void
-NfsTimeout (void)
+NfsTimeout(void)
 {
-	if ( ++NfsTimeoutCount > NFS_RETRY_COUNT ) {
-		puts ("\nRetry count exceeded; starting again\n");
-		NetStartAgain ();
+	if (++NfsTimeoutCount > NFS_RETRY_COUNT) {
+		puts("\nRetry count exceeded; starting again\n");
+		NetStartAgain();
 	} else {
 		puts("T ");
-		NetSetTimeout (NFS_TIMEOUT, NfsTimeout);
-		NfsSend ();
+		NetSetTimeout(NFS_TIMEOUT, NfsTimeout);
+		NfsSend();
 	}
 }
 
@@ -586,86 +582,87 @@ NfsHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src, unsigned len)
 
 	debug("%s\n", __func__);
 
-	if (dest != NfsOurPort) return;
+	if (dest != NfsOurPort)
+		return;
 
 	switch (NfsState) {
 	case STATE_PRCLOOKUP_PROG_MOUNT_REQ:
-		rpc_lookup_reply (PROG_MOUNT, pkt, len);
+		rpc_lookup_reply(PROG_MOUNT, pkt, len);
 		NfsState = STATE_PRCLOOKUP_PROG_NFS_REQ;
-		NfsSend ();
+		NfsSend();
 		break;
 
 	case STATE_PRCLOOKUP_PROG_NFS_REQ:
-		rpc_lookup_reply (PROG_NFS, pkt, len);
+		rpc_lookup_reply(PROG_NFS, pkt, len);
 		NfsState = STATE_MOUNT_REQ;
-		NfsSend ();
+		NfsSend();
 		break;
 
 	case STATE_MOUNT_REQ:
 		if (nfs_mount_reply(pkt, len)) {
-			puts ("*** ERROR: Cannot mount\n");
+			puts("*** ERROR: Cannot mount\n");
 			/* just to be sure... */
 			NfsState = STATE_UMOUNT_REQ;
-			NfsSend ();
+			NfsSend();
 		} else {
 			NfsState = STATE_LOOKUP_REQ;
-			NfsSend ();
+			NfsSend();
 		}
 		break;
 
 	case STATE_UMOUNT_REQ:
 		if (nfs_umountall_reply(pkt, len)) {
-			puts ("*** ERROR: Cannot umount\n");
+			puts("*** ERROR: Cannot umount\n");
 			NetState = NETLOOP_FAIL;
 		} else {
-			puts ("\ndone\n");
+			puts("\ndone\n");
 			NetState = NfsDownloadState;
 		}
 		break;
 
 	case STATE_LOOKUP_REQ:
 		if (nfs_lookup_reply(pkt, len)) {
-			puts ("*** ERROR: File lookup fail\n");
+			puts("*** ERROR: File lookup fail\n");
 			NfsState = STATE_UMOUNT_REQ;
-			NfsSend ();
+			NfsSend();
 		} else {
 			NfsState = STATE_READ_REQ;
 			nfs_offset = 0;
 			nfs_len = NFS_READ_SIZE;
-			NfsSend ();
+			NfsSend();
 		}
 		break;
 
 	case STATE_READLINK_REQ:
 		if (nfs_readlink_reply(pkt, len)) {
-			puts ("*** ERROR: Symlink fail\n");
+			puts("*** ERROR: Symlink fail\n");
 			NfsState = STATE_UMOUNT_REQ;
-			NfsSend ();
+			NfsSend();
 		} else {
 			debug("Symlink --> %s\n", nfs_path);
-			nfs_filename = basename (nfs_path);
-			nfs_path     = dirname (nfs_path);
+			nfs_filename = basename(nfs_path);
+			nfs_path     = dirname(nfs_path);
 
 			NfsState = STATE_MOUNT_REQ;
-			NfsSend ();
+			NfsSend();
 		}
 		break;
 
 	case STATE_READ_REQ:
-		rlen = nfs_read_reply (pkt, len);
-		NetSetTimeout (NFS_TIMEOUT, NfsTimeout);
+		rlen = nfs_read_reply(pkt, len);
+		NetSetTimeout(NFS_TIMEOUT, NfsTimeout);
 		if (rlen > 0) {
 			nfs_offset += rlen;
-			NfsSend ();
-		}
-		else if ((rlen == -NFSERR_ISDIR)||(rlen == -NFSERR_INVAL)) {
+			NfsSend();
+		} else if ((rlen == -NFSERR_ISDIR) || (rlen == -NFSERR_INVAL)) {
 			/* symbolic link */
 			NfsState = STATE_READLINK_REQ;
-			NfsSend ();
+			NfsSend();
 		} else {
-			if ( ! rlen ) NfsDownloadState = NETLOOP_SUCCESS;
+			if (!rlen)
+				NfsDownloadState = NETLOOP_SUCCESS;
 			NfsState = STATE_UMOUNT_REQ;
-			NfsSend ();
+			NfsSend();
 		}
 		break;
 	}
@@ -673,7 +670,7 @@ NfsHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src, unsigned len)
 
 
 void
-NfsStart (void)
+NfsStart(void)
 {
 	debug("%s\n", __func__);
 	NfsDownloadState = NETLOOP_FAIL;
@@ -683,7 +680,7 @@ NfsStart (void)
 
 	if (nfs_path == NULL) {
 		NetState = NETLOOP_FAIL;
-		puts ("*** ERROR: Fail allocate memory\n");
+		puts("*** ERROR: Fail allocate memory\n");
 		return;
 	}
 
@@ -692,29 +689,29 @@ NfsStart (void)
 			NetOurIP & 0xFF,
 			(NetOurIP >>  8) & 0xFF,
 			(NetOurIP >> 16) & 0xFF,
-			(NetOurIP >> 24) & 0xFF	);
-		strcpy (nfs_path, default_filename);
+			(NetOurIP >> 24) & 0xFF);
+		strcpy(nfs_path, default_filename);
 
-		printf ("*** Warning: no boot file name; using '%s'\n",
+		printf("*** Warning: no boot file name; using '%s'\n",
 			nfs_path);
 	} else {
-		char *p=BootFile;
+		char *p = BootFile;
 
-		p = strchr (p, ':');
+		p = strchr(p, ':');
 
 		if (p != NULL) {
-			NfsServerIP = string_to_ip (BootFile);
+			NfsServerIP = string_to_ip(BootFile);
 			++p;
-			strcpy (nfs_path, p);
+			strcpy(nfs_path, p);
 		} else {
-			strcpy (nfs_path, BootFile);
+			strcpy(nfs_path, BootFile);
 		}
 	}
 
-	nfs_filename = basename (nfs_path);
-	nfs_path     = dirname (nfs_path);
+	nfs_filename = basename(nfs_path);
+	nfs_path     = dirname(nfs_path);
 
-	printf ("Using %s device\n", eth_get_name());
+	printf("Using %s device\n", eth_get_name());
 
 	printf("File transfer via NFS from server %pI4"
 		"; our IP address is %pI4", &NfsServerIP, &NetOurIP);
@@ -725,19 +722,20 @@ NfsStart (void)
 		IPaddr_t ServerNet  = NetServerIP & NetOurSubnetMask;
 
 		if (OurNet != ServerNet)
-			printf("; sending through gateway %pI4", &NetOurGatewayIP);
+			printf("; sending through gateway %pI4",
+				&NetOurGatewayIP);
 	}
-	printf ("\nFilename '%s/%s'.", nfs_path, nfs_filename);
+	printf("\nFilename '%s/%s'.", nfs_path, nfs_filename);
 
 	if (NetBootFileSize) {
-		printf (" Size is 0x%x Bytes = ", NetBootFileSize<<9);
-		print_size (NetBootFileSize<<9, "");
+		printf(" Size is 0x%x Bytes = ", NetBootFileSize<<9);
+		print_size(NetBootFileSize<<9, "");
 	}
-	printf ("\nLoad address: 0x%lx\n"
+	printf("\nLoad address: 0x%lx\n"
 		"Loading: *\b", load_addr);
 
-	NetSetTimeout (NFS_TIMEOUT, NfsTimeout);
-	NetSetHandler (NfsHandler);
+	NetSetTimeout(NFS_TIMEOUT, NfsTimeout);
+	NetSetHandler(NfsHandler);
 
 	NfsTimeoutCount = 0;
 	NfsState = STATE_PRCLOOKUP_PROG_MOUNT_REQ;
@@ -747,7 +745,7 @@ NfsStart (void)
 	NfsOurPort = 1000;
 
 	/* zero out server ether in case the server ip has changed */
-	memset (NetServerEther, 0, 6);
+	memset(NetServerEther, 0, 6);
 
-	NfsSend ();
+	NfsSend();
 }
diff --git a/net/nfs.h b/net/nfs.h
index de8a0c6..a5a1b43 100644
--- a/net/nfs.h
+++ b/net/nfs.h
@@ -72,7 +72,7 @@ struct rpc_t {
 		} reply;
 	} u;
 };
-extern void	NfsStart (void);	/* Begin NFS */
+extern void NfsStart(void);	/* Begin NFS */
 
 
 /**********************************************************************/
diff --git a/net/rarp.c b/net/rarp.c
index 77d63e8..5a813a2 100644
--- a/net/rarp.c
+++ b/net/rarp.c
@@ -58,21 +58,21 @@ static void
 RarpTimeout(void)
 {
 	if (RarpTry >= TIMEOUT_COUNT) {
-		puts ("\nRetry count exceeded; starting again\n");
-		NetStartAgain ();
+		puts("\nRetry count exceeded; starting again\n");
+		NetStartAgain();
 	} else {
-		NetSetTimeout (TIMEOUT, RarpTimeout);
-		RarpRequest ();
+		NetSetTimeout(TIMEOUT, RarpTimeout);
+		RarpRequest();
 	}
 }
 
 
 void
-RarpRequest (void)
+RarpRequest(void)
 {
 	int i;
 	uchar *pkt;
-	ARP_t *	rarp;
+	ARP_t *rarp;
 
 	printf("RARP broadcast %d\n", ++RarpTry);
 	pkt = NetTxPacket;
@@ -81,18 +81,18 @@ RarpRequest (void)
 
 	rarp = (ARP_t *)pkt;
 
-	rarp->ar_hrd = htons (ARP_ETHER);
-	rarp->ar_pro = htons (PROT_IP);
+	rarp->ar_hrd = htons(ARP_ETHER);
+	rarp->ar_pro = htons(PROT_IP);
 	rarp->ar_hln = 6;
 	rarp->ar_pln = 4;
-	rarp->ar_op  = htons (RARPOP_REQUEST);
-	memcpy (&rarp->ar_data[0],  NetOurEther, 6);	/* source ET addr */
-	memcpy (&rarp->ar_data[6],  &NetOurIP,   4);	/* source IP addr */
-	memcpy (&rarp->ar_data[10], NetOurEther, 6);	/* dest ET addr = source ET addr ??*/
+	rarp->ar_op  = htons(RARPOP_REQUEST);
+	memcpy(&rarp->ar_data[0],  NetOurEther, 6);	/* source ET addr */
+	memcpy(&rarp->ar_data[6],  &NetOurIP,   4);	/* source IP addr */
+	/* dest ET addr = source ET addr ??*/
+	memcpy(&rarp->ar_data[10], NetOurEther, 6);
 	/* dest. IP addr set to broadcast */
-	for (i = 0; i <= 3; i++) {
+	for (i = 0; i <= 3; i++)
 		rarp->ar_data[16 + i] = 0xff;
-	}
 
 	NetSendPacket(NetTxPacket, (pkt - NetTxPacket) + ARP_HDR_SIZE);
 
diff --git a/net/rarp.h b/net/rarp.h
index 0c16d46..4e92d80 100644
--- a/net/rarp.h
+++ b/net/rarp.h
@@ -35,9 +35,9 @@
  *	Global functions and variables.
  */
 
-extern int	RarpTry;
+extern int RarpTry;
 
-extern void RarpRequest (void);	/* Send a RARP request */
+extern void RarpRequest(void);	/* Send a RARP request */
 
 /**********************************************************************/
 
diff --git a/net/sntp.c b/net/sntp.c
index 82f2fe6..6dd0dbd 100644
--- a/net/sntp.c
+++ b/net/sntp.c
@@ -17,7 +17,7 @@
 static int SntpOurPort;
 
 static void
-SntpSend (void)
+SntpSend(void)
 {
 	struct sntp_pkt_t pkt;
 	int pktlen = SNTP_PACKET_LEN;
@@ -25,24 +25,26 @@ SntpSend (void)
 
 	debug("%s\n", __func__);
 
-	memset (&pkt, 0, sizeof(pkt));
+	memset(&pkt, 0, sizeof(pkt));
 
 	pkt.li = NTP_LI_NOLEAP;
 	pkt.vn = NTP_VERSION;
 	pkt.mode = NTP_MODE_CLIENT;
 
-	memcpy ((char *)NetTxPacket + NetEthHdrSize() + IP_HDR_SIZE, (char *)&pkt, pktlen);
+	memcpy((char *)NetTxPacket + NetEthHdrSize() + IP_HDR_SIZE,
+		(char *)&pkt, pktlen);
 
 	SntpOurPort = 10000 + (get_timer(0) % 4096);
 	sport = NTP_SERVICE_PORT;
 
-	NetSendUDPPacket (NetServerEther, NetNtpServerIP, sport, SntpOurPort, pktlen);
+	NetSendUDPPacket(NetServerEther, NetNtpServerIP, sport, SntpOurPort,
+		pktlen);
 }
 
 static void
-SntpTimeout (void)
+SntpTimeout(void)
 {
-	puts ("Timeout\n");
+	puts("Timeout\n");
 	NetState = NETLOOP_FAIL;
 	return;
 }
@@ -57,19 +59,20 @@ SntpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 
 	debug("%s\n", __func__);
 
-	if (dest != SntpOurPort) return;
+	if (dest != SntpOurPort)
+		return;
 
 	/*
 	 * As the RTC's used in U-Boot sepport second resolution only
 	 * we simply ignore the sub-second field.
 	 */
-	memcpy (&seconds, &rpktp->transmit_timestamp, sizeof(ulong));
+	memcpy(&seconds, &rpktp->transmit_timestamp, sizeof(ulong));
 
 	to_tm(ntohl(seconds) - 2208988800UL + NetTimeOffset, &tm);
 #if defined(CONFIG_CMD_DATE)
-	rtc_set (&tm);
+	rtc_set(&tm);
 #endif
-	printf ("Date: %4d-%02d-%02d Time: %2d:%02d:%02d\n",
+	printf("Date: %4d-%02d-%02d Time: %2d:%02d:%02d\n",
 		tm.tm_year, tm.tm_mon, tm.tm_mday,
 		tm.tm_hour, tm.tm_min, tm.tm_sec);
 
@@ -77,13 +80,13 @@ SntpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 }
 
 void
-SntpStart (void)
+SntpStart(void)
 {
 	debug("%s\n", __func__);
 
-	NetSetTimeout (SNTP_TIMEOUT, SntpTimeout);
+	NetSetTimeout(SNTP_TIMEOUT, SntpTimeout);
 	NetSetHandler(SntpHandler);
-	memset (NetServerEther, 0, 6);
+	memset(NetServerEther, 0, 6);
 
-	SntpSend ();
+	SntpSend();
 }
diff --git a/net/sntp.h b/net/sntp.h
index 8a097bf..1d0046e 100644
--- a/net/sntp.h
+++ b/net/sntp.h
@@ -56,6 +56,6 @@ struct sntp_pkt_t {
 	unsigned long long transmit_timestamp;
 };
 
-extern void	SntpStart (void);	/* Begin SNTP */
+extern void SntpStart(void);	/* Begin SNTP */
 
 #endif /* __SNTP_H__ */
diff --git a/net/tftp.c b/net/tftp.c
index e62f229..bc7fe05 100644
--- a/net/tftp.c
+++ b/net/tftp.c
@@ -11,6 +11,9 @@
 #include <net.h>
 #include "tftp.h"
 #include "bootp.h"
+#ifdef CONFIG_SYS_DIRECT_FLASH_TFTP
+#include <flash.h>
+#endif
 
 /* Well known TFTP port # */
 #define WELL_KNOWN_PORT	69
@@ -112,10 +115,6 @@ static char default_filename[DEFAULT_NAME_LEN];
 
 static char tftp_filename[MAX_LEN];
 
-#ifdef CONFIG_SYS_DIRECT_FLASH_TFTP
-extern flash_info_t flash_info[];
-#endif
-
 /* 512 is poor choice for ethernet, MTU is typically 1500.
  * Minus eth.hdrs thats 1468.  Can get 2x better throughput with
  * almost-MTU block sizes.  At least try... fall back to 512 if need be.
@@ -137,7 +136,6 @@ static unsigned *Bitmap;
 static int PrevBitmapHole, Mapsize = MTFTP_BITMAPSIZE;
 static uchar ProhibitMcast, MasterClient;
 static uchar Multicast;
-extern IPaddr_t Mcast_addr;
 static int Mcast_port;
 static ulong TftpEndingBlock; /* can get 'last' block before done..*/
 
@@ -157,7 +155,7 @@ mcast_cleanup(void)
 
 #endif	/* CONFIG_MCAST_TFTP */
 
-static __inline__ void
+static inline void
 store_block(unsigned block, uchar *src, unsigned len)
 {
 	ulong offset = block * TftpBlkSize + TftpBlockWrapOffset;
@@ -182,8 +180,7 @@ store_block(unsigned block, uchar *src, unsigned len)
 			NetState = NETLOOP_FAIL;
 			return;
 		}
-	}
-	else
+	} else
 #endif /* CONFIG_SYS_DIRECT_FLASH_TFTP */
 	{
 		(void)memcpy((void *)(load_addr + offset), src, len);
@@ -357,12 +354,14 @@ TftpSend(void)
 				0, TftpBlkSizeOption, 0);
 #ifdef CONFIG_MCAST_TFTP
 		/* Check all preconditions before even trying the option */
-		if (!ProhibitMcast
-		 && (Bitmap = malloc(Mapsize))
-		 && eth_get_dev()->mcast) {
-			free(Bitmap);
-			Bitmap = NULL;
-			pkt += sprintf((char *)pkt, "multicast%c%c", 0, 0);
+		if (!ProhibitMcast) {
+			Bitmap = malloc(Mapsize);
+			if (Bitmap && eth_get_dev()->mcast) {
+				free(Bitmap);
+				Bitmap = NULL;
+				pkt += sprintf((char *)pkt, "multicast%c%c",
+					0, 0);
+			}
 		}
 #endif /* CONFIG_MCAST_TFTP */
 		len = pkt - xp;
@@ -630,8 +629,7 @@ TftpHandler(uchar *pkt, unsigned dest, IPaddr_t sip, unsigned src,
 				mcast_cleanup();
 				NetState = NETLOOP_SUCCESS;
 			}
-		}
-		else
+		} else
 #endif
 		if (len < TftpBlkSize)
 			tftp_complete();
diff --git a/net/tftp.h b/net/tftp.h
index c51aa25..18e4c9c 100644
--- a/net/tftp.h
+++ b/net/tftp.h
@@ -19,7 +19,7 @@
 void TftpStart(enum proto_t protocol);	/* Begin TFTP get/put */
 
 #ifdef CONFIG_CMD_TFTPSRV
-extern void	TftpStartServer(void);	/* Wait for incoming TFTP put */
+extern void TftpStartServer(void);	/* Wait for incoming TFTP put */
 #endif
 
 /**********************************************************************/
