bash prompt

         My  kernel serial driver for 8260 is able to give bash
prompt but its not able to read anything from serial console,bash
prompt is not at all responding

when i traced what i am seeing is

  when i attach the interrupts its gettting hanged all 8 leds are
glowing ,if temporarily if i  remove the interrupt handler there
is no problem of all 8 leds problem ,coming to bash prompt but not
responding

transmit_chars is happeneing proper but no receive_chars

is this the problem i am confused ,
let me know whre i am wrong
thanks in advance
somshekar


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