On 10/11/05, Art Fore <[EMAIL PROTECTED]> wrote: > We have two machines with AMD 64 processors, one with Asus motherboard & > Via chipset. Another with Asus motherboard with Nvidia chipset. On the > one with the Via chipset using WinXP, when an external interrupt is > received from a stargen chip, it takes 8 microseconds for the response > to the interrupt. On the Nvida chipset, it takes 40 microseconds. Both > machines are running the same program (In house developed driver).
What are you looking at to determine this? It may be a driver issue and not a hardware issue. Are you flipping a bit somewhere when the interrupt is acknowlegded in the driver or when your app responds? -- Richard A. Smith -- LinuxBIOS mailing list [email protected] http://www.openbios.org/mailman/listinfo/linuxbios
