Date: Thu, 31 Jul 2014 14:48:35 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-projects@freebsd.org Subject: svn commit: r269333 - projects/arm64/sys/arm64/arm64 Message-ID: <201407311448.s6VEmZMS027240@svn.freebsd.org>
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Author: andrew Date: Thu Jul 31 14:48:35 2014 New Revision: 269333 URL: http://svnweb.freebsd.org/changeset/base/269333 Log: Implement the map and unmap functions. Modified: projects/arm64/sys/arm64/arm64/bus_machdep.c Modified: projects/arm64/sys/arm64/arm64/bus_machdep.c ============================================================================== --- projects/arm64/sys/arm64/arm64/bus_machdep.c Thu Jul 31 14:47:26 2014 (r269332) +++ projects/arm64/sys/arm64/arm64/bus_machdep.c Thu Jul 31 14:48:35 2014 (r269333) @@ -28,8 +28,36 @@ #include <sys/param.h> __FBSDID("$FreeBSD$"); +#include <vm/vm.h> +#include <vm/pmap.h> + #include <machine/bus.h> +static int +generic_bs_map(void *t, bus_addr_t bpa, bus_size_t size, int flags, + bus_space_handle_t *bshp) +{ + void *va; + + va = pmap_mapdev(bpa, size); + if (va == NULL) + return (ENOMEM); + *bshp = (bus_space_handle_t)va; + return (0); +} + +static void +generic_bs_unmap(void *t, bus_space_handle_t bsh, bus_size_t size) +{ + + pmap_unmapdev(bsh, size); +} + struct bus_space memmap_bus = { + /* cookie */ .bs_cookie = NULL, + + /* mapping/unmapping */ + .bs_map = generic_bs_map, + .bs_unmap = generic_bs_unmap, };
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