Date: Wed, 29 Apr 2015 15:00:44 +0000 (UTC) From: Andrew Turner <andrew@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r282221 - in head/sys/arm64: arm64 include Message-ID: <201504291500.t3TF0idE051713@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: andrew Date: Wed Apr 29 15:00:43 2015 New Revision: 282221 URL: https://svnweb.freebsd.org/changeset/base/282221 Log: Add pmap_mapbios and pmap_unmapbios. These will be needed to support acpi. Sponsored by: The FreeBSD Foundation Modified: head/sys/arm64/arm64/pmap.c head/sys/arm64/include/pmap.h Modified: head/sys/arm64/arm64/pmap.c ============================================================================== --- head/sys/arm64/arm64/pmap.c Wed Apr 29 14:17:40 2015 (r282220) +++ head/sys/arm64/arm64/pmap.c Wed Apr 29 15:00:43 2015 (r282221) @@ -2936,6 +2936,18 @@ pmap_clear_modify(vm_page_t m) /* TODO: We lack support for tracking if a page is modified */ } +void * +pmap_mapbios(vm_paddr_t pa, vm_size_t size) +{ + + return ((void *)PHYS_TO_DMAP(pa)); +} + +void +pmap_unmapbios(vm_paddr_t pa, vm_size_t size) +{ +} + /* * Sets the memory attribute for the specified page. */ Modified: head/sys/arm64/include/pmap.h ============================================================================== --- head/sys/arm64/include/pmap.h Wed Apr 29 14:17:40 2015 (r282220) +++ head/sys/arm64/include/pmap.h Wed Apr 29 15:00:43 2015 (r282221) @@ -142,7 +142,9 @@ void pmap_kremove(vm_offset_t); void pmap_kremove_device(vm_offset_t, vm_size_t); void *pmap_mapdev(vm_offset_t, vm_size_t); +void *pmap_mapbios(vm_paddr_t, vm_size_t); void pmap_unmapdev(vm_offset_t, vm_size_t); +void pmap_unmapbios(vm_offset_t, vm_size_t); boolean_t pmap_map_io_transient(vm_page_t *, vm_offset_t *, int, boolean_t); void pmap_unmap_io_transient(vm_page_t *, vm_offset_t *, int, boolean_t);
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?201504291500.t3TF0idE051713>