X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=include%2Fnet.h;h=35393366d333b5143aefff3bd3dac7898b0c7b47;hb=c7656bab411433f987baa2288eff8c78ddc0f378;hp=52b9a29b18121762a78051255acf198f1d8eec32;hpb=e94070c443bdc9c0231abeca920d9f9362701aec;p=karo-tx-uboot.git

diff --git a/include/net.h b/include/net.h
index 52b9a29b18..35393366d3 100644
--- a/include/net.h
+++ b/include/net.h
@@ -19,6 +19,10 @@
 #include <asm/cache.h>
 #include <asm/byteorder.h>	/* for nton* / ntoh* stuff */
 
+#define DEBUG_LL_STATE 0	/* Link local state machine changes */
+#define DEBUG_DEV_PKT 0		/* Packets or info directed to the device */
+#define DEBUG_NET_PKT 0		/* Packets on info on the network at large */
+#define DEBUG_INT_STATE 0	/* Internal network state changes */
 
 /*
  *	The number of receive packet buffers, and the required packet buffer
@@ -98,7 +102,14 @@ extern int eth_register(struct eth_device* dev);/* Register network device */
 extern int eth_unregister(struct eth_device *dev);/* Remove 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 */
+/* get the current device MAC */
+static inline __attribute__((always_inline))
+struct eth_device *eth_get_dev(void)
+{
+	extern struct eth_device *eth_current;
+
+	return eth_current;
+}
 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 */
@@ -118,6 +129,23 @@ extern int eth_setenv_enetaddr(char *name, const uchar *enetaddr);
 extern int eth_getenv_enetaddr_by_index(const char *base_name, int index,
 					uchar *enetaddr);
 
+#ifdef CONFIG_RANDOM_MACADDR
+/*
+ * The u-boot policy does not allow hardcoded ethernet addresses. Under the
+ * following circumstances a random generated address is allowed:
+ *  - in emergency cases, where you need a working network connection to set
+ *    the ethernet address.
+ *    Eg. you want a rescue boot and don't have a serial port to access the
+ *    CLI to set environment variables.
+ *
+ * In these cases, we generate a random locally administered ethernet address.
+ *
+ * Args:
+ *  enetaddr - returns 6 byte hardware address
+ */
+extern void eth_random_enetaddr(uchar *enetaddr);
+#endif
+
 extern int usb_eth_initialize(bd_t *bi);
 extern int eth_init(bd_t *bis);			/* Initialize the device */
 extern int eth_send(void *packet, int length);	   /* Send a packet */
@@ -130,6 +158,19 @@ 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 active state */
+static inline __attribute__((always_inline)) int eth_init_state_only(bd_t *bis)
+{
+	eth_get_dev()->state = ETH_STATE_ACTIVE;
+
+	return 0;
+}
+/* Set passive state */
+static inline __attribute__((always_inline)) void eth_halt_state_only(void)
+{
+	eth_get_dev()->state = ETH_STATE_PASSIVE;
+}
+
 /*
  * Set the hardware address for an ethernet interface based on 'eth%daddr'
  * environment variable (or just 'ethaddr' if eth_number is 0).
@@ -395,7 +436,7 @@ extern int		NetRestartWrap;		/* Tried all network devices */
 
 enum proto_t {
 	BOOTP, RARP, ARP, TFTPGET, DHCP, PING, DNS, NFS, CDP, NETCONS, SNTP,
-	TFTPSRV, TFTPPUT
+	TFTPSRV, TFTPPUT, LINKLOCAL
 };
 
 /* from net/net.c */
@@ -480,6 +521,7 @@ static inline void net_set_state(enum net_loop_state state)
 {
 	extern enum net_loop_state net_state;
 
+	debug_cond(DEBUG_INT_STATE, "--- NetState set to %d\n", state);
 	net_state = state;
 }
 
@@ -507,8 +549,29 @@ extern void NetReceive(uchar *, int);
 
 #ifdef CONFIG_NETCONSOLE
 void NcStart(void);
-int nc_input_packet(uchar *pkt, unsigned dest, unsigned src, unsigned len);
+int nc_input_packet(uchar *pkt, IPaddr_t src_ip, unsigned dest_port,
+	unsigned src_port, unsigned len);
+#endif
+
+static inline __attribute__((always_inline)) int eth_is_on_demand_init(void)
+{
+#ifdef CONFIG_NETCONSOLE
+	extern enum proto_t net_loop_last_protocol;
+
+	return net_loop_last_protocol != NETCONS;
+#else
+	return 1;
 #endif
+}
+
+static inline void eth_set_last_protocol(int protocol)
+{
+#ifdef CONFIG_NETCONSOLE
+	extern enum proto_t net_loop_last_protocol;
+
+	net_loop_last_protocol = protocol;
+#endif
+}
 
 /*
  * Check if autoload is enabled. If so, use either NFS or TFTP to download