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- Allocate the DMA memory shared between the host and the controller as

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coherent.
- Update a comment to no longer reference Alpha.
This commit is contained in:
Marius Strobl 2011-02-26 17:28:09 +00:00
parent d9d7ab852c
commit 658c839885
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=219060
1 changed files with 4 additions and 4 deletions
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8
sys/dev/fxp/if_fxp.c
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@ -87,7 +87,7 @@ MODULE_DEPEND(fxp, miibus, 1, 1, 1);
#include "miibus_if.h"
/*
* NOTE! On the Alpha, we have an alignment constraint. The
* NOTE! On !x86 we typically have an alignment constraint. The
* card DMAs the packet immediately following the RFA. However,
* the first thing in the packet is a 14-byte Ethernet header.
* This means that the packet is misaligned. To compensate,
@ -675,7 +675,7 @@ fxp_attach(device_t dev)
}
error = bus_dmamem_alloc(sc->fxp_stag, (void **)&sc->fxp_stats,
BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->fxp_smap);
BUS_DMA_NOWAIT | BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->fxp_smap);
if (error) {
device_printf(dev, "could not allocate stats DMA memory\n");
goto fail;
@ -697,7 +697,7 @@ fxp_attach(device_t dev)
}
error = bus_dmamem_alloc(sc->cbl_tag, (void **)&sc->fxp_desc.cbl_list,
BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->cbl_map);
BUS_DMA_NOWAIT | BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->cbl_map);
if (error) {
device_printf(dev, "could not allocate TxCB DMA memory\n");
goto fail;
@ -722,7 +722,7 @@ fxp_attach(device_t dev)
}
error = bus_dmamem_alloc(sc->mcs_tag, (void **)&sc->mcsp,
BUS_DMA_NOWAIT | BUS_DMA_ZERO, &sc->mcs_map);
BUS_DMA_NOWAIT | BUS_DMA_COHERENT | BUS_DMA_ZERO, &sc->mcs_map);
if (error) {
device_printf(dev,
"could not allocate multicast setup DMA memory\n");