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hi,all:
      i am trying to make an rhine netcard work on an leon2 board.it goes wrong when the netcard receives packets , i found this happed when it called ether_input( ).
      the following is what i see in the gdb :

Program received signal SIGSEGV, Segmentation fault.
ip_input (m=0x47f36700)
    at ../../../../arc810/lib/include/machine/in_cksum.h:173
173        __asm__ volatile (" \
(gdb) bt
#0  ip_input (m=0x47f36700)
    at ../../../../arc810/lib/include/machine/in_cksum.h:173
#1  0x4000bf50 in ipintr ()
    at ../../../../../../rtems-4.6.6-1.0.0/cpukit/libnetworking/netinet/ip_input.c:595
#2  0x40018730 in networkDaemon (task_argument=0x0)
    at ../../../../../../rtems-4.6.6-1.0.0/cpukit/libnetworking/rtems/rtems_glue.c:526


anyone can give some advices ?thanks 
2008-04-02 



fall4ufeng 
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