Date: Thu, 2 Feb 2017 01:08:19 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Warner Losh <imp@bsdimp.com> Cc: John Baldwin <jhb@freebsd.org>, "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, src-committers <src-committers@freebsd.org>, Takahashi Yoshihiro <nyan@freebsd.org> Subject: Re: svn commit: r312910 - in head: . etc/etc.pc98 etc/rc.d lib/libsysdecode libexec release release/doc release/doc/en_US.ISO8859-1/hardware release/doc/en_US.ISO8859-1/readme release/doc/share/example... Message-ID: <20170201220818.GC37974@zxy.spb.ru> In-Reply-To: <CANCZdfr88mZxiCBkENt11_-PWznwOiv9if7temqeRhW8LRrOkQ@mail.gmail.com> References: <201701280222.v0S2MFSR022477@repo.freebsd.org> <3458844.3oruRKbrzH@ralph.baldwin.cx> <20170201103555.GA79121@zxy.spb.ru> <12386326.7GSpFTXsMZ@ralph.baldwin.cx> <20170201170639.GY37974@zxy.spb.ru> <CANCZdfr88mZxiCBkENt11_-PWznwOiv9if7temqeRhW8LRrOkQ@mail.gmail.com>
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On Wed, Feb 01, 2017 at 10:56:24AM -0700, Warner Losh wrote: > >> > > Fair enough. I haven't fully put away my 12 axe and am toying with > >> > > dropping any ISA-only storage and NIC drivers (and perhaps pccard-only > >> > > as well in that case). Hardware that wants to use ISA/pccard for > >> > > storage is probably happier running 4.x anyway. One question is if we > >> > > should drop ISA attachments in that case for drivers that support PCI > >> > > and ISA. However, there's a fair list of ISA-only adapters that would > >> > > be a good place to start anyway. One concern is to not drop any drivers > >> > > >> > ps/2 keyboard, mouse, touchpads, lm sensors, etc?... > >> > >> Those aren't storage or NICs. There are many "legacy" device still present > >> in modern systems that we obviously have to support. However, if you have > >> an ISA Adapter SCSI HBA in an ISA slot, the machine running that is probably > >> happier running 4.x than 12.0. > > > > My be I am missread, I think removed ISA bus and all devices attached > > to ISA bus. > > We will never ever ever remove the ISA bus on the i386 or amd64 ports. > That's simply not possible due to the legacy busses and the fact that > many devices are logically attached to the address space used by the > ISA bus even if there aren't physical plastic ISA slots. Ah, sorry, this is my missread. I am don't have any ISA cards in use many years. Only some ISA COM/LPT/sound cards in far-away box. PS: again, may be time to move all drivers to modules and load all GENERIC's devices from loader.conf? /boot/loader have good performance now.
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