Date: Tue, 15 Nov 2005 09:19:09 -0700 (MST) From: Warner Losh <imp@bsdimp.com> To: jhb@freebsd.org Cc: freebsd-drivers@freebsd.org Subject: Re: How to make my new driver be configurable in the kernel configuration file? Message-ID: <20051115.091909.74713594.imp@bsdimp.com> In-Reply-To: <200511151022.00866.jhb@freebsd.org> References: <20051115085943.D5A72101E4@ws1-3.us4.outblaze.com> <200511151022.00866.jhb@freebsd.org>
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From: John Baldwin <jhb@freebsd.org> Subject: Re: How to make my new driver be configurable in the kernel configuration file? Date: Tue, 15 Nov 2005 10:21:59 -0500 > On Tuesday 15 November 2005 03:59 am, Yong Ma wrote: > > Hi all, > > I wrote and debuged my driver for a new device in KLD mode,now I want to > > plug it into the kernel,so that it can be loaded when the system boots,and > > make it be configurable in the kernel configuration file like other device > > driver as "device XXX",I don't know what to do,could anyone be kind to help > > me? > > To add your driver you update the src/sys/conf/files* files. If your driver > is machine independent, you can add it to src/sys/conf/files. For example, > here are the lines in sys/conf/files for the cy(4) driver: > > dev/cy/cy.c optional cy > dev/cy/cy_isa.c optional cy isa > dev/cy/cy_pci.c optional cy pci > > If your driver only works on a single architecture (such as i386) then add it > to the architecture file sys/conf/files.<arch> (e.g. sys/conf/files.i386). > The device names after 'optional' specify which devices must be enabled in > the kernel config for that file to be included. Thus, in the example above, > src/sys/dev/cy/cy.c is included as long as 'device cy' is in the kernel, but > src/sys/dev/cy/cy_isa.c is only included if both 'device cy' and 'device isa' > are in the kernel config file. You can augment the system files with the files directive if you don't want to edit sys/conf/files.foo: files "/foo/bar/baz" and put something like the above in that. Warner
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