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author | Kim Phillips <kim.phillips@freescale.com> | 2007-04-23 15:58:17 -0500 |
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committer | Kim Phillips <kim.phillips@freescale.com> | 2007-04-23 15:58:17 -0500 |
commit | 396955fed24c301701c83558fc6f7eadd909397b (patch) | |
tree | e022bf6f768718ce06a29280f3dfa3a0a60f90f3 /net/net.c | |
parent | 6fbf261f8df294e589cfadebebe5468e3c0f29e9 (diff) | |
parent | 14da5f7675bbb427c469e3f45006e027b6e21db9 (diff) | |
download | u-boot-imx-396955fed24c301701c83558fc6f7eadd909397b.zip u-boot-imx-396955fed24c301701c83558fc6f7eadd909397b.tar.gz u-boot-imx-396955fed24c301701c83558fc6f7eadd909397b.tar.bz2 |
Merge git://www.denx.de/git/u-boot
Diffstat (limited to 'net/net.c')
-rw-r--r-- | net/net.c | 20 |
1 files changed, 20 insertions, 0 deletions
@@ -1424,6 +1424,26 @@ NetReceive(volatile uchar * inpkt, int len) /* XXX point to ip packet */ (*packetHandler)((uchar *)ip, 0, 0, 0); return; + case ICMP_ECHO_REQUEST: +#ifdef ET_DEBUG + printf ("Got ICMP ECHO REQUEST, return %d bytes \n", + ETHER_HDR_SIZE + len); +#endif + memcpy (&et->et_dest[0], &et->et_src[0], 6); + memcpy (&et->et_src[ 0], NetOurEther, 6); + + ip->ip_sum = 0; + ip->ip_off = 0; + NetCopyIP((void*)&ip->ip_dst, &ip->ip_src); + NetCopyIP((void*)&ip->ip_src, &NetOurIP); + ip->ip_sum = ~NetCksum((uchar *)ip, IP_HDR_SIZE_NO_UDP >> 1); + + icmph->type = ICMP_ECHO_REPLY; + icmph->checksum = 0; + icmph->checksum = ~NetCksum((uchar *)icmph, + (len - IP_HDR_SIZE_NO_UDP) >> 1); + (void) eth_send((uchar *)et, ETHER_HDR_SIZE + len); + return; #endif default: return; |