RE: [PATCH V4 1/1] NTB: Add support for AMD PCI-Express Non-Transparent Bridge

2016-01-20 Thread Yu, Xiangliang
> > > There is some concept of "split bar" in this function, and I want to > > be sure to > > > understand it correctly. > > > > > > BAR0 - configuration? > > > BAR1 - 32bit memory window? i.e. "split" bar? > > > BAR2+3 - 64bit memory window? > > > BAR4+5 - 64bit memory window? > > > > Yes > > Ok.

RE: [PATCH V4 1/1] NTB: Add support for AMD PCI-Express Non-Transparent Bridge

2016-01-20 Thread Allen Hubbe
> > There is some concept of "split bar" in this function, and I want to > be sure to > > understand it correctly. > > > > BAR0 - configuration? > > BAR1 - 32bit memory window? i.e. "split" bar? > > BAR2+3 - 64bit memory window? > > BAR4+5 - 64bit memory window? > > Yes Ok. > > Note that "split"