Subject: Re: Problems with ESS1879 Audio Chipset on a Hitachi 7580 laptop
To: None <email@example.com>
From: Gerald C. Simmons <firstname.lastname@example.org>
Date: 03/10/2002 21:38:29
"Nathan J. Williams" <email@example.com>
> "Gerald C. Simmons" <firstname.lastname@example.org> writes:
> > Does anyone know any reason why the ESS1879 chipset hasn't been officially
> > supported?
> I think the ess driver should work with the entire 18xx family; we may
> have forgotten to specifically list the 1879, but that's not because
> there's something wrong with it.
> How does it probe on your machine? Does it probe as an isa device or
> as an pnp device?
> For comparison, my old NEC laptop has a 1788 that probes as:
> ess0 at pnpbios0 index 18 (ESS0104)
> ess0: io 220-22f 388-38b 300-301, irq 5, dma 1
> ess0: ESS Technology ES1788 [version 0x688b]
> ess0: audio1 interrupting at irq 5
> audio0 at ess0: half duplex, mmap, independent
> opl0 at ess0: model OPL3
> midi0 at opl0: ESS Yamaha OPL3
> > I've attempted to make it work under SuSE Linux 7.3, and it works, somewhat.
> > During an Audio test, it repeats the first 500 msec of the tune, then starts
> > repeating, inceasently.
> This is characteristic of having the wrong IRQ setting.
> Does your laptop BIOS say what IRQ is assigned to the sound device?
> - Nathan
Yes. My Laptop BIOS claims that I can assign it to interrupts 5, 7, 9, 10,or 11.
I've tried interrupt 9 & 5. No difference in behavior.