<div dir="ltr">Dear all,<div><br></div><div>I try to run barrelfish system on Intel SCC machine. And I want to mount a nfs file on the MCPC of SCC.</div><div><br></div><div>My menu.lst.scc is as following:</div><div><br></div>
<div><i>timeout 0</i></div><div><i><br></i></div><div><i>title<span class="" style="white-space:pre"> </span>Barrelfish</i></div><div><i>root<span class="" style="white-space:pre"> </span>(nd)</i></div><div><i>kernel<span class="" style="white-space:pre"> </span>/scc/sbin/cpu loglevel=4</i></div>
<div><i>module<span class="" style="white-space:pre"> </span>/scc/sbin/cpu</i></div><div><i>module<span class="" style="white-space:pre"> </span>/scc/sbin/init</i></div><div><i><br></i></div><div><i># Domains spawned by init</i></div>
<div><i>module<span class="" style="white-space:pre"> </span>/scc/sbin/mem_serv</i></div><div><i>module<span class="" style="white-space:pre"> </span>/scc/sbin/monitor</i></div><div><i><br></i></div><div><i>module<span class="" style="white-space:pre"> </span>/scc/sbin/ramfsd boot</i></div>
<div><i>module /scc/sbin/skb boot</i></div><div><i>module /scc/sbin/spawnd boot BOOT_CORE</i></div><div><i>module /scc/sbin/startd boot</i></div><div><i><br></i></div><div><div><i># modules needed to start the networking</i></div>
<div><i>module /scc/sbin/eMAC core=0</i></div><div><i>module /scc/sbin/NGD_MNG core=0 cardname=eMAC2_0</i></div><div><i>module /scc/sbin/netd core=0 cardname=eMAC2_0</i></div><div><i>module /scc/sbin/eMAC core=1</i></div>
<div><i>module /scc/sbin/NGD_MNG core=2 cardname=eMAC2_1</i></div><div><i>module /scc/sbin/netd core=1 cardname=eMAC2_1</i></div></div><div><i><br></i></div><div><i># RCK memory map</i></div><div><i># 624MB private RAM</i></div>
<div><i>mmap<span class="" style="white-space:pre"> </span>map<span class="" style="white-space:pre"> </span> 0x0<span class="" style="white-space:pre"> </span> 0x27000000 1</i></div><div><i>mmap map 0x80000000 0x03000000 1</i></div>
<div><i># 1GB shared RAM (over all MCs) in the middle of address space</i></div><div><i>mmap map 0x84000000 0x3c000000 1</i></div><div><i># 384MB MPB space</i></div><div><i>mmap mmp 0xc0000000 0x18000000 1</i></div>
<div><i># 16MB more private RAM (bootup jump is in here, too)</i></div><div><i>mmap<span class="" style="white-space:pre"> </span>map<span class="" style="white-space:pre"> </span> 0xff000000<span class="" style="white-space:pre"> </span>0x1000000 1</i></div>
<div> </div><div><br></div><div>When barrelfish boots up, barrelfish comes into a dead loop trying to get an IP in source code /lib/lwip/src/core/dhcp.c: "<i>void dhcp_fine_tmr(void)</i>". Further calling "<i>dhcp_discover" </i>again and again.</div>
<div><br></div><div>The std output is as following:</div><div><div>1379413811.734795901 [tty0] dhcp_timeout()</div><div>1379413811.735755643 [tty0] dhcp_timeout(): restarting discovery</div><div>1379413811.736759345 [tty0] dhcp_discover()</div>
<div>1379413811.737727972 [tty0] pbuf_alloc(length=308)</div><div>1379413811.738694300 [tty0] transaction id xid(abcd0001)</div><div>1379413811.739667122 [tty0] dhcp_discover: making request</div><div>1379413811.740637744 [tty0] dhcp_discover: realloc()ing</div>
<div>1379413811.741604303 [tty0] udp_connect: connected to 0.0.0.0,port 67</div><div>1379413811.742604702 [tty0] dhcp_discover: sendto(DISCOVER, IP_ADDR_BROADCAST, DHCP_SERVER_PORT)</div><div>1379413811.743581653 [tty0] pbuf_header: old 0x2268c718 new 0x2268c710 (8)</div>
<div>1379413811.744547261 [tty0] udp_send: added header in given pbuf 0x2268c6cc</div><div>1379413811.745512044 [tty0] udp_send: sending datagram of length 316</div><div>1379413811.746473105 [tty0] udp_send: UDP packet length 316</div>
<div>1379413811.747473730 [tty0] inet_chksum_pseudo(): checksumming pbuf 0x2268c6cc (has next 0x0)</div><div>1379413811.748451621 [tty0] inet_chksum_pseudo(): pbuf chain lwip_chksum()=1025</div><div>1379413811.749411031 [tty0] udp_send: UDP checksum 0xefda</div>
<div>1379413811.750373147 [tty0] udp_send: ip_output_if (,,,,IP_PROTO_UDP,)</div><div>1379413811.751335487 [tty0] pbuf_header: old 0x2268c710 new 0x2268c6fc (20)</div><div>1379413811.752299610 [tty0] ip_output_if: en0</div>
<div>1379413811.753273959 [tty0] IP header:</div><div>1379413811.754272401 [tty0] +-------------------------------+</div><div>1379413811.755272894 [tty0] | 4 | 5 | 0x00 | 336 | (v, hl, tos, len)</div><div>1379413811.756237303 [tty0] +-------------------------------+</div>
<div>1379413811.757193451 [tty0] | 1 |000| 0 | (id, flags, offset)</div><div>1379413811.758163924 [tty0] +-------------------------------+</div><div>1379413811.759130618 [tty0] | 255 | 17 | 0xba9c | (ttl, proto, chksum)</div>
<div>1379413811.760090206 [tty0] +-------------------------------+</div><div>1379413811.761051587 [tty0] | 0 | 0 | 0 | 0 | (src)</div><div>1379413811.762015340 [tty0] +-------------------------------+</div>
<div>1379413811.763004899 [tty0] | 255 | 255 | 255 | 255 | (dest)</div><div>1379413811.763974091 [tty0] +-------------------------------+</div><div>1379413811.764945436 [tty0] netif->output()pbuf_header: old 0x2268c6fc new 0x2268c6ee (14)</div>
<div>1379413811.765911674 [tty0] etharp_send_ip: sending packet 0x2268c6cc</div><div>1379413811.766887377 [tty0] lwip_barrelfish: ##### send_pkt_to_network: ghost_write_index [1] for p 0x2268c6cc</div><div>1379413811.767873010 [tty0] lwip_barrelfish: #### to_network_driver, slot 1 pbuf 0x2268c6cc of len 2874140574 8756830</div>
</div><div><div>1379413810.122313061 [tty0] dhcp_discover: deleting()ing</div><div>1379413810.123310789 [tty0] pbuf_free(0x2268c088)</div><div>1379413810.124319658 [tty0] pbuf_free: 0x2268c088 has ref 1, ending here.</div>
<div>1379413810.125344781 [tty0] dhcp_discover: SELECTING</div><div>1379413810.126350501 [tty0] dhcp_discover(): set request timeout 2000 msecs</div><div>1379413810.129326596 [tty0] netd: Waiting for DHCP to complete</div>
<div>1379413810.291828124 [tty0] tcp_slowtmr: no active pcbs</div><div>1379413810.771698730 [tty0] tcp_slowtmr: no active pcbs</div><div>1379413811.251817167 [tty0] tcp_slowtmr: no active pcbs</div><div>1379413811.731670476 [tty0] tcp_slowtmr: no active pcbs</div>
<div>1379413811.733772300 [tty0] dhcp_fine_tmr(): request timeout</div><div>1379413811.734795901 [tty0] dhcp_timeout()</div><div>1379413811.735755643 [tty0] dhcp_timeout(): restarting discovery</div><div>1379413811.736759345 [tty0] dhcp_discover()</div>
</div><div><br></div><div>So how can I connect to network on Intel SCC?</div><div><br></div><div>Thank you~</div></div>