On Tue, 4 May 2004, YhLu wrote: > I'm going to add several lines in amd8111_enable of amd8111.c to disable > USB2 in amd8111. > > /* disable usb2 in amd 8111 because it does not work awlays*/ > byte = pci_read_config8(lpc_dev, 0x47); > byte |= (1<<7); > pci_write_config8(lpc_dev, 0x47, byte);
this is the wrong way to do this, please don't do it just yet. The right way to do it is in the config file. I will look at your code and we'll send an example. > > Also will remove several lines in amd8111_ide.c > > /* The AMD768 has a bug where the BM DMA address must be > * 256 byte aligned while it is only 16 bytes long. > * Hard code this to a valid address below 0x1000 > * where automatic port address assignment starts. > * FIXME: I assume the 8111 does the same thing. We should > * clarify. [EMAIL PROTECTED] > */ > pci_write_config32(dev, 0x20, 0xf01); > > pci_write_config32(dev, 0x48, 0x205e5e5e); > word = 0x06a; > pci_write_config16(dev, 0x4c, word); why? > > and add > > byte = 0x20 ; // Latency: 64-->32 > pci_write_config8(dev, 0xd, byte); which is needed because ... Let's talk some more. ron _______________________________________________ Linuxbios mailing list [EMAIL PROTECTED] http://www.clustermatic.org/mailman/listinfo/linuxbios