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ESO(4) Device Drivers Manual ESO(4)

eso — ESS Technology Solo-1 PCI AudioDrive audio device driver

eso* at pci? dev ? function ?
audio* at audiobus?
joy* at eso?
mpu* at eso?
opl* at eso?

The eso device driver supports sound cards based on ESS Technology Solo-1 PCI AudioDrive chips (ES1938 and ES1946), e.g. the TerraTec 128i PCI card.

eso0: can't map Audio 1 DMA into I/O space
PCI autoconfiguration did not map the first audio channel DMA controller into I/O space at a suitable address, and the driver was not able map it by itself. In that case only playback functionality will be available.
eso0: reset timeout
The device failed to acknowledge being reset.
eso0: RDR timeout
The driver timed out reading data from a controller register.
eso0: WDR timeout
The driver timed out waiting to send a command or writing to a controller register.

audio(4), joy(4), mpu(4), opl(4), pci(4)

The eso device driver appeared in NetBSD 1.5. The on-board gameport was first supported in NetBSD 1.6.

June 22, 2005 NetBSD-9.2