On Wed, May 23, 2007 at 04:15:01PM +0400, Manu Abraham wrote: > Hi, > > Do the PCI Express chipsets also use the same PCI API ?
At the Linux kernel driver level, yes, they do. > The device > specifications are thus for the device that i am looking at: > > PCI Express interface > > * Compliant to PCI Express Base Specification 1.0a > * The PCI Express circuit supports isochronous data traffic intended > for uninterrupted transfer of streaming data like video streaming > o x1 PCI Express endpoint (2.5 Gbit/s) > o Data and clock recovery from serial stream > o Low jitter and BER > * Type 0 configuration space header > o 64-bit addressing > o Single BAR; programmable address range of 17 bits, 18 bits, > 19 bits or 20 bits dependent on application requirements > * PCI Express capabilities > o 128 bytes write packet size and 64 bytes read packet size > o MSI support > o Software directed power management of four device power > states (D0 to D3) > o Active state power management of link states > o Vendor specific capability for VC1 support; after reset VC1 > isochronous capability is disabled > > I have been trying the said card with a normal PCI style driver, but > while booting the kernel (2.6.21.1) i do get a message like this (an > Intel DP965LT motherboard with BIOS version: > MQ96510J.86A.1612.2006.1227.1513) > Also accessing the interrupt registers causes a hard freeze, for which > only the RESET button seems to be of any help. > > Uncompressing Linux .. Ok, booting the kernel. > BIOS bug, no explicit IRQ entries, using default mptable. (tell your hw > vendor) > PCI: Failed to allocate mem resource #6:[EMAIL PROTECTED] for 0000:01:00.0 > > Any ideas as to what could be wrong ? What type of PCI device is this? What driver is controlling it? What is the output of 'lspci -v' at boot time? thanks, greg k-h - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/