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Actually, limit to 32-bit DMA for the transfer buffers as the address is

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written into a 32-bit register.
This commit is contained in:
Marius Strobl 2011-10-30 21:42:35 +00:00
parent f1ffe65cc5
commit fb1b34b313
1 changed files with 2 additions and 2 deletions
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4
sys/sparc64/sbus/lsi64854.c
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@ -161,7 +161,7 @@ lsi64854_attach(struct lsi64854_softc *sc)
error = bus_dma_tag_create(
sc->sc_parent_dmat, /* parent */
1, BOUNDARY, /* alignment, boundary */
BUS_SPACE_MAXADDR, /* lowaddr */
BUS_SPACE_MAXADDR_32BIT, /* lowaddr */
BUS_SPACE_MAXADDR, /* highaddr */
NULL, NULL, /* filter, filterarg */
sc->sc_maxdmasize, /* maxsize */
@ -462,7 +462,7 @@ lsi64854_setup(struct lsi64854_softc *sc, void **addr, size_t *len,
/*
* Pseudo (chained) interrupt from the esp driver to kick the
* current running DMA transfer. Called from ncr53c9x_intr()
* current running DMA transfer. Called from ncr53c9x_intr()
* for now.
*
* return 1 if it was a DMA continue.