[src/trunk]: src/sys/arch/usermode Provide thunk fuction to return the host m...

[reinoud <reinoud%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/11ebc4d01c65
branches:  trunk
changeset: 769569:11ebc4d01c65
user:      reinoud <reinoud%NetBSD.org@localhost>
date:      Wed Sep 14 18:26:24 2011 +0000

description:
Provide thunk fuction to return the host machine's VM_MIN_ADDRESS

diffstat:

 sys/arch/usermode/include/thunk.h  |   3 ++-
 sys/arch/usermode/usermode/thunk.c |  12 ++++++++++--
 2 files changed, 12 insertions(+), 3 deletions(-)

diffs (51 lines):

diff -r f0e37928396c -r 11ebc4d01c65 sys/arch/usermode/include/thunk.h
--- a/sys/arch/usermode/include/thunk.h Wed Sep 14 17:35:44 2011 +0000
+++ b/sys/arch/usermode/include/thunk.h Wed Sep 14 18:26:24 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: thunk.h,v 1.32 2011/09/09 20:04:43 reinoud Exp $ */
+/* $NetBSD: thunk.h,v 1.33 2011/09/14 18:26:24 reinoud Exp $ */
 
 /*-
  * Copyright (c) 2011 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -126,6 +126,7 @@
 int    thunk_posix_memalign(void **, size_t, size_t);
 
 char * thunk_getenv(const char *);
+vaddr_t        thunk_get_vm_min_address(void);
 
 int    thunk_sdl_init(unsigned int, unsigned int, unsigned short);
 void * thunk_sdl_getfb(size_t);
diff -r f0e37928396c -r 11ebc4d01c65 sys/arch/usermode/usermode/thunk.c
--- a/sys/arch/usermode/usermode/thunk.c        Wed Sep 14 17:35:44 2011 +0000
+++ b/sys/arch/usermode/usermode/thunk.c        Wed Sep 14 18:26:24 2011 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: thunk.c,v 1.36 2011/09/09 20:04:43 reinoud Exp $ */
+/* $NetBSD: thunk.c,v 1.37 2011/09/14 18:26:24 reinoud Exp $ */
 
 /*-
  * Copyright (c) 2011 Jared D. McNeill <jmcneill%invisible.ca@localhost>
@@ -28,11 +28,12 @@
 
 #include <sys/cdefs.h>
 #ifdef __NetBSD__
-__RCSID("$NetBSD: thunk.c,v 1.36 2011/09/09 20:04:43 reinoud Exp $");
+__RCSID("$NetBSD: thunk.c,v 1.37 2011/09/14 18:26:24 reinoud Exp $");
 #endif
 
 #include <sys/types.h>
 #include <sys/mman.h>
+#include <machine/vmparam.h>
 
 #include <aio.h>
 #include <assert.h>
@@ -522,3 +523,10 @@
 {
        return getenv(name);
 }
+
+vaddr_t
+thunk_get_vm_min_address(void)
+{
+       return VM_MIN_ADDRESS;
+}
+