Date: Fri, 14 Mar 2008 14:13:44 -0400 From: John Baldwin <jhb@freebsd.org> To: freebsd-arch@freebsd.org Subject: Re: BUS_DMA_ISA unused, planning on removing Message-ID: <200803141413.44367.jhb@freebsd.org> In-Reply-To: <20080314.102137.-2034679600.imp@bsdimp.com> References: <20080314.102137.-2034679600.imp@bsdimp.com>
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On Friday 14 March 2008 12:21:37 pm M. Warner Losh wrote: > Greetings, > > It appears that BUS_DMA_ISA is unused: > > find . -name \*.c -o -name \*.h | xargs egrep BUS_DMA_ISA > ./ia64/isa/isa_dma.c: /*flags*/BUS_DMA_ISA, > ./sys/bus_dma.h:#define BUS_DMA_ISA 0x400 /* map memory for AXP ISA dma */ > > I talked to Marcel, and he's cool with removing it. Can anybody see a > reason not to GC this? It was for Alpha and ia64 probably cut and pasted it. (Alpha had a separate sort of IOMMU for ISA dma.) You can axe it. -- John Baldwin
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