My house is facing Foreclosure?

As the title says i am facing foreclosure on my house with BAC its a long story but beleive it or not it didnt start as my fault its the banks error as they have did to me to the previouse year but as i said it is a very long story but what my question is what are my options on bankruptcy i want to keep my house or if anyone knows anything else i can do as well please let me know thank you