![]() | |||||||||||
Messages in this thread |
On Fri, 12 Nov 2004 11:47:10 -0500 (EST) linux-os <linux-os@chaos.analogic.com> wrote: > > I must use the RTC and IRQ8 in a driver being ported from > 2.4.20 to 2.6.9. When I attempt request_irq(8,...), it > returns -EBUSY. I have disabled everything in .config > that has "RTC" in it. > > The RTC interrupt is used to precisely time the sequencing > of a precision A/D converter. It is mandatory that I use > it because the precise interval is essential for its > IIR filter that produces 20 bits of resolution from a > 16 bit A/D. > > 8: 1 IO-APIC-edge rtc maybe it's the HPET timer providing rtc emulation? flo - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
| Last update: 2005-03-22 14:08 [from the cache] ©2003-2008 | |||||||||||