extern int scc_initialize(bd_t*);
extern int skge_initialize(bd_t*);
extern int tsi108_eth_initialize(bd_t*);
+extern int uli526x_initialize(bd_t *);
extern int tsec_initialize(bd_t*, int, char *);
extern int npe_initialize(bd_t *);
extern int uec_initialize(int);
extern int bfin_EMAC_initialize(bd_t *);
extern int atstk1000_eth_initialize(bd_t *);
+extern int atngw100_eth_initialize(bd_t *);
+extern int mcffec_initialize(bd_t*);
+extern int mcdmafec_initialize(bd_t*);
+
+#ifdef CONFIG_API
+extern void (*push_packet)(volatile void *, int);
+
+static struct {
+ uchar data[PKTSIZE];
+ int length;
+} eth_rcv_bufs[PKTBUFSRX];
+
+static unsigned int eth_rcv_current = 0, eth_rcv_last = 0;
+#endif
static struct eth_device *eth_devices, *eth_current;
int eth_initialize(bd_t *bis)
{
- char enetvar[32], env_enetaddr[6];
+ char enetvar[32];
+ unsigned char env_enetaddr[6];
int i, eth_number = 0;
char *tmp, *end;
#if defined(CONFIG_UEC_ETH2)
uec_initialize(1);
#endif
+#if defined(CONFIG_UEC_ETH3)
+ uec_initialize(2);
+#endif
+#if defined(CONFIG_UEC_ETH4)
+ uec_initialize(3);
+#endif
#if defined(FEC_ENET) || defined(CONFIG_ETHER_ON_FCC)
fec_initialize(bis);
#if defined(CONFIG_TSI108_ETH)
tsi108_eth_initialize(bis);
#endif
+#if defined(CONFIG_ULI526X)
+ uli526x_initialize(bis);
+#endif
#if defined(CONFIG_RTL8139)
rtl8139_initialize(bis);
#endif
#if defined(CONFIG_ATSTK1000)
atstk1000_eth_initialize(bis);
#endif
+#if defined(CONFIG_ATNGW100)
+ atngw100_eth_initialize(bis);
+#endif
+#if defined(CONFIG_MCFFEC)
+ mcffec_initialize(bis);
+#endif
+#if defined(CONFIG_FSLDMAFEC)
+ mcdmafec_initialize(bis);
+#endif
if (!eth_devices) {
puts ("No ethernet found.\n");
memcpy(dev->enetaddr, enetaddr, 6);
}
+#ifdef CONFIG_MCAST_TFTP
+/* Multicast.
+ * 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)
+{
+ u8 mcast_mac[6];
+ if (!eth_current || !eth_current->mcast)
+ return -1;
+ mcast_mac[5] = htonl(mcast_ip) & 0xff;
+ mcast_mac[4] = (htonl(mcast_ip)>>8) & 0xff;
+ mcast_mac[3] = (htonl(mcast_ip)>>16) & 0x7f;
+ mcast_mac[2] = 0x5e;
+ mcast_mac[1] = 0x0;
+ mcast_mac[0] = 0x1;
+ return eth_current->mcast(eth_current, mcast_mac, join);
+}
+
+/* the 'way' for ethernet-CRC-32. Spliced in from Linux lib/crc32.c
+ * and this is the ethernet-crc method needed for TSEC -- and perhaps
+ * some other adapter -- hash tables
+ */
+#define CRCPOLY_LE 0xedb88320
+u32 ether_crc (size_t len, unsigned char const *p)
+{
+ int i;
+ u32 crc;
+ crc = ~0;
+ while (len--) {
+ crc ^= *p++;
+ for (i = 0; i < 8; i++)
+ crc = (crc >> 1) ^ ((crc & 1) ? CRCPOLY_LE : 0);
+ }
+ /* an reverse the bits, cuz of way they arrive -- last-first */
+ crc = (crc >> 16) | (crc << 16);
+ crc = (crc >> 8 & 0x00ff00ff) | (crc << 8 & 0xff00ff00);
+ crc = (crc >> 4 & 0x0f0f0f0f) | (crc << 4 & 0xf0f0f0f0);
+ crc = (crc >> 2 & 0x33333333) | (crc << 2 & 0xcccccccc);
+ crc = (crc >> 1 & 0x55555555) | (crc << 1 & 0xaaaaaaaa);
+ return crc;
+}
+
+#endif
+
int eth_init(bd_t *bis)
{
struct eth_device* old_current;
if (!eth_current)
- return 0;
+ return -1;
old_current = eth_current;
do {
debug ("Trying %s\n", eth_current->name);
- if (eth_current->init(eth_current, bis)) {
+ if (eth_current->init(eth_current,bis) >= 0) {
eth_current->state = ETH_STATE_ACTIVE;
- return 1;
+ return 0;
}
debug ("FAIL\n");
eth_try_another(0);
} while (old_current != eth_current);
- return 0;
+ return -1;
}
void eth_halt(void)
return eth_current->recv(eth_current);
}
+#ifdef CONFIG_API
+static void eth_save_packet(volatile void *packet, int length)
+{
+ volatile char *p = packet;
+ int i;
+
+ if ((eth_rcv_last+1) % PKTBUFSRX == eth_rcv_current)
+ return;
+
+ if (PKTSIZE < length)
+ return;
+
+ for (i = 0; i < length; i++)
+ eth_rcv_bufs[eth_rcv_last].data[i] = p[i];
+
+ eth_rcv_bufs[eth_rcv_last].length = length;
+ eth_rcv_last = (eth_rcv_last + 1) % PKTBUFSRX;
+}
+
+int eth_receive(volatile void *packet, int length)
+{
+ volatile char *p = packet;
+ void *pp = push_packet;
+ int i;
+
+ if (eth_rcv_current == eth_rcv_last) {
+ push_packet = eth_save_packet;
+ eth_rx();
+ push_packet = pp;
+
+ if (eth_rcv_current == eth_rcv_last)
+ return -1;
+ }
+
+ if (length < eth_rcv_bufs[eth_rcv_current].length)
+ return -1;
+
+ length = eth_rcv_bufs[eth_rcv_current].length;
+
+ for (i = 0; i < length; i++)
+ p[i] = eth_rcv_bufs[eth_rcv_current].data[i];
+
+ eth_rcv_current = (eth_rcv_current + 1) % PKTBUFSRX;
+ return length;
+}
+#endif /* CONFIG_API */
+
void eth_try_another(int first_restart)
{
static struct eth_device *first_failed = NULL;
+ char *ethrotate;
+
+ /*
+ * Do not rotate between network interfaces when
+ * 'ethrotate' variable is set to 'no'.
+ */
+ if (((ethrotate = getenv ("ethrotate")) != NULL) &&
+ (strcmp(ethrotate, "no") == 0))
+ return;
if (!eth_current)
return;
extern int emac4xx_miiphy_initialize(bd_t *bis);
extern int mcf52x2_miiphy_initialize(bd_t *bis);
extern int ns7520_miiphy_initialize(bd_t *bis);
+extern int dm644x_eth_miiphy_initialize(bd_t *bis);
+
int eth_initialize(bd_t *bis)
{
#endif
#if defined(CONFIG_NETARM)
ns7520_miiphy_initialize(bis);
+#endif
+#if defined(CONFIG_DRIVER_TI_EMAC)
+ dm644x_eth_miiphy_initialize(bis);
#endif
return 0;
}
projects / J-u-boot.git / blobdiff