Michael Schmitz píše v So 29. 12. 2007 v 00:50 +0100: > > > If Fast RAM doesn't support DMA > > > > VIDEL has just 23 address wires... > > Sure, that's why we need to make sure the frame buffer is addressable by > these 23 bits.
Sure. I just didn't want to say that Fast RAM doesn't support DMA generally - it might, for some chips, who knows :-) > > > it should be added as non-DMA'ble memory. > > > > where can this be set? The bootstrap uses the following struct for > > passing the available memory to kernel and it doesn't contain any flags > > like DMA: > > It does not matter where the bootstrap places the ramdisk data. I wasn't talking about ramdisk data but about the way the bootstrap reports to kernel the available memory. > copied to a different (allocated) spot later by the kernel. It just so > happens that that spot falls into ST-RAM, and steals our precious ST-RAM. Do you think we ran out of ST-RAM by adding more Fast RAM? I doubt that. > Several fixes are possible; I'll try the most generic one next. I am curious what the fix will be (with regard to that Geert's remark). Petr -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
