On Mon, Jun 21, 2010 at 3:58 PM, Luis R. Rodriguez <mcgrof@xxxxxxxxx> wrote: > ASPM was a dark magic when I first started looking at it. Some of it > is still dark but what I was able to understand with the help of > colleagues at work I've managed to stash here for now: > > http://wireless.kernel.org/en/users/Documentation/ASPM > > Then enabling ASPM was also quite a challenge and I always had to go > back and revisit the procedures, so to help with that instead I wrote > a script to do this for you correctly: > > http://kernel.org/pub/linux/kernel/people/mcgrof/aspm/enable-aspm > > Its sha1sum is: f5804fdab512065f219e55addf78c6654f1fc045 > > If any of that looks confusing refer to the documentation above. > > There's a TODO there, so I'll get to the different items when I can > but if you like feel free to send me patches as well: > > TODO: patches are welcomed to me until we submit to to > PCI Utilities upstream. > > This can be improved by in this order: > > * Accept arguments for endpoint and root complex address, and > desired ASPM settings > * Look for your ASPM capabilities by quering your > LnkCap register first. Use these values to let you > select whether you want to enable only L1 or L1 & L0s > * Searching for your root complex for you > * Search for your PCI device by using the driver > * Disable your driver and ask to reboot ? > * Rewrite in C > * Write ncurses interface [ wishlist ] > * Write GTK/QT interface [ wishlist ] > * Submit upstream as aspm.c to the PCI Utilities, which are > maintained by Martin Mares <mj@xxxxxx> Come to think of it, would this be welcomed upstream in the PCI utils as is for now? Luis -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
