Hello Nomoregarbage

The following article will tell you more about BPD
What is BPD (48 minute video)It would help to know more about what is difficult in the relationship between yourself and your mother. Certainly living with someone with BPD can lead to depression.
However relationship difficulties are rarely completely one-sided. On this site there is information to help learn more about BPD and to work on our own responses to reduce arguments and conflict. There is information on helpful ways to communicate to improve our relationships and to set boundaries when needed to protect ourselves.
Perhaps it would be helpful for you to listen to the video and come back to tell us what you think and to let us know a little more about your situation.
This is not to under-estimate how difficult it can be.
Please keep posting-there are people here who will understand and want to help