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charset=us-ascii Content-Disposition: inline In-Reply-To: On Thu, Jan 16, 2025 at 11:37:22AM +0100, Geert Uytterhoeven wrote: > > > > i tried ISA_SEX to do the be->le flipping but it broke all drivers: it seems > > like isa_insw()/isa_outsw()/isa_insl()/isa_outsl() must retain the host > > endianess. > > Oh, I missed you're only overriding the non-repeating variants. > > So ISA I/O registers are little endian, while ISA FIFO registers are > native endian, as they operate on the raw data stored somewhere else > (network, disk, ...)? According to NetBSD[1], word access to the PCMCIA bus should be le but Kars didn't modify isa_insw()/isa_outsw()/isa_insl()/isa_outsl(), so that was my original assumption, but i'm not 100% sure here. 1: https://github.com/NetBSD/src/commit/07364bf8b04818675b3a1a1a23424be8c90ddfa2 -- bye, p.