Given that this is a host-PCI-Express bridge driver, create the parent

DMA tag with a 4 GB boundary as required by PCI-Express. With r232403 in
place this actually is redundant. However, the host-PCI-Express bridge
driver is the more appropriate place for implementing this restriction.

MFC after:	3 days
This commit is contained in:
Marius Strobl 2012-03-24 13:11:58 +00:00
parent d4ddb330c9
commit 1376f3e1d1
Notes: svn2git 2020-12-20 02:59:44 +00:00
svn path=/head/; revision=233421

View File

@ -764,7 +764,7 @@ fire_attach(device_t dev)
if (sc->sc_pci_cfgt == NULL)
panic("%s: could not allocate PCI configuration space tag",
__func__);
if (bus_dma_tag_create(bus_get_dma_tag(dev), 8, 0,
if (bus_dma_tag_create(bus_get_dma_tag(dev), 8, 0x100000000,
sc->sc_is.is_pmaxaddr, ~0, NULL, NULL, sc->sc_is.is_pmaxaddr,
0xff, 0xffffffff, 0, NULL, NULL, &sc->sc_pci_dmat) != 0)
panic("%s: could not create PCI DMA tag", __func__);