diff --git a/media-sound/opensound/opensound-4.2_git.recipe b/media-sound/opensound/opensound-4.2_git.recipe
index cdb876ffb..9ecc34225 100644
--- a/media-sound/opensound/opensound-4.2_git.recipe
+++ b/media-sound/opensound/opensound-4.2_git.recipe
@@ -4,9 +4,9 @@ HOMEPAGE="http://developer.opensound.com/"
 LICENSE="BSD (2-clause)"
 COPYRIGHT="1996-2008 Hannu Savolainen and Dev Mazumdar"
 SRC_URI="git://opensound.git.sourceforge.net/gitroot/opensound/opensound#f6048993e04bb50e8e98b7e4f4eadfae3e736fec"
-REVISION="1"
+REVISION="2"
 #CHECKSUM_MD5=""
-ARCHITECTURES="?x86_gcc2 ?x86"
+ARCHITECTURES="x86_gcc2 ?x86"
 
 PROVIDES="
 	opensound$secondaryArchSuffix = $portVersion
@@ -33,6 +33,8 @@ BUILD_PREREQUIRES="
 	cmd:make
 	"
 
+PATCHES="opensound-4.2_git.patchset"
+
 GLOBAL_WRITABLE_FILES="settings/kernel/drivers directory keep-old"
 
 BUILD()
diff --git a/media-sound/opensound/patches/opensound-4.2_git.patchset b/media-sound/opensound/patches/opensound-4.2_git.patchset
new file mode 100644
index 000000000..8be9340e2
--- /dev/null
+++ b/media-sound/opensound/patches/opensound-4.2_git.patchset
@@ -0,0 +1,64 @@
+From 736e82cd4b6405d3b9b8cb952dade64cf1f8bd8d Mon Sep 17 00:00:00 2001
+From: =?UTF-8?q?Fran=C3=A7ois=20Revol?= <revol@free.fr>
+Date: Thu, 7 Aug 2014 22:20:13 +0200
+Subject: [PATCH] Haiku: Fix physical address passing to oss_map_pci_mem()
+
+Avoids sign extension ending in General Protection Exception.
+---
+ kernel/OS/BeOS/os_beos.c | 6 +++---
+ kernel/OS/BeOS/os_beos.h | 7 +++++--
+ 2 files changed, 8 insertions(+), 5 deletions(-)
+
+diff --git a/kernel/OS/BeOS/os_beos.c b/kernel/OS/BeOS/os_beos.c
+index 111e6b1..7bec36e 100644
+--- a/kernel/OS/BeOS/os_beos.c
++++ b/kernel/OS/BeOS/os_beos.c
+@@ -598,17 +598,17 @@ oss_untimeout (timeout_id_t id)
+ 
+ 
+ caddr_t
+-oss_map_pci_mem (oss_device_t * osdev, int nr, int phaddr, int size)
++oss_map_pci_mem (oss_device_t * osdev, int nr, phys_addr_t phaddr, int size)
+ {
+   status_t err;
+   void *va = NULL;
+-  FENTRYA("%p,%d,%u,%d", osdev, nr, phaddr, size);
++  FENTRYA("%p,%d,%Lx,%d", osdev, nr, (uint64)phaddr, size);
+   //XXX:align phaddr ?
+   /* round up to page size */
+   size += B_PAGE_SIZE - 1;
+   size &= ~(B_PAGE_SIZE - 1);
+   
+-  err = map_physical_memory(OSS_PCI_AREA_NAME, (void *)phaddr, size, 
++  err = map_physical_memory(OSS_PCI_AREA_NAME, phaddr, size, 
+                             B_ANY_KERNEL_BLOCK_ADDRESS, 0, &va);
+   if (err < B_OK)
+     va = NULL;
+diff --git a/kernel/OS/BeOS/os_beos.h b/kernel/OS/BeOS/os_beos.h
+index 31fd27e..5ee9deb 100644
+--- a/kernel/OS/BeOS/os_beos.h
++++ b/kernel/OS/BeOS/os_beos.h
+@@ -101,6 +101,9 @@ typedef uint32 oss_native_word;	/* Same as the address and status register size
+ typedef int64 oss_int64_t;		/* Signed 64 bit integer */
+ typedef uint64 oss_uint64_t;	/* Unsigned 64 bit integer */
+ typedef unsigned long offset_t;
++#ifndef __HAIKU__
++typedef uint32 phys_addr_t;
++#endif
+ 
+ 
+ extern void oss_cmn_err (int level, char *format, ...);
+@@ -413,8 +416,8 @@ typedef struct _oss_poll_event_t oss_poll_event_t;
+ extern int detect_trace;
+ #define DDB(x) if (detect_trace) x
+ 
+-extern caddr_t oss_map_pci_mem (oss_device_t * osdev, int nr, int phaddr,
+-				int size);
++extern caddr_t oss_map_pci_mem (oss_device_t * osdev, int nr,
++				phys_addr_t phaddr, int size);
+ extern void oss_unmap_pci_mem (void *addr);
+ #define MAP_PCI_IOADDR(osdev, nr, io) (oss_native_word)io
+ #define MAP_PCI_MEM(osdev, ix, phaddr, size) 	oss_map_pci_mem(osdev, ix, phaddr, size)
+-- 
+1.8.3.4
+