MPPB(4) |
Kernel Interfaces Manual (Amiga) |
MPPB(4) |
NAME
mppb — Prometheus PCI bridge driver
SYNOPSIS
mppb* at zbus0
pci* at mppb?
DESCRIPTION
The mppb driver provides support for the PCI bus present on Prometheus Zorro III to PCI bridge card.
HARDWARE
The
mppb driver supports the following hardware:
-
PROMETHEUS
-
Matay Prometheus. Manufacturer 44359, product 1.
HISTORY
The mppb device first appeared in NetBSD 6.0.
BUGS
The hardware does not support DMA to host memory.
The Prometheus does not support repeating of PCI transactions, instead if the PCI card demands a retry of transaction, it returns value 0xFFFFFFFF. This is currently not handled by the mppb driver and will confuse some PCI card drivers.