oprofile: Add nios2 support

Add support for the nios2 architecture.

(From OE-Core rev: a4292d508c2747d2543302404d877fff58f8b1d1)

Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Richard Purdie <richard.purdie@linuxfoundation.org>
Cc: Ross Burton <ross.burton@intel.com>
Signed-off-by: Ross Burton <ross.burton@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 32 insertions, 1 deletions

diff --git a/meta/recipes-kernel/oprofile/oprofile.inc b/meta/recipes-kernel/oprofile/oprofile.inc
index faf0e53fe5..cf3ad435cf 100644
--- a/meta/recipes-kernel/oprofile/oprofile.inc
+++ b/meta/recipes-kernel/oprofile/oprofile.inc
@@ -23,7 +23,8 @@ SRC_URI = "${SOURCEFORGE_MIRROR}/${BPN}/${BPN}-${PV}.tar.gz \
            file://automake-foreign.patch \
            file://oprofile-cross-compile-tests.patch \
            file://run-ptest \
-           file://root-home-dir.patch"
+           file://root-home-dir.patch \
+           file://0001-Add-rmb-definition-for-NIOS2-architecture.patch"
 
 SRC_URI_append_libc-musl = " file://musl.patch"
 
diff --git a/meta/recipes-kernel/oprofile/oprofile/0001-Add-rmb-definition-for-NIOS2-architecture.patch b/meta/recipes-kernel/oprofile/oprofile/0001-Add-rmb-definition-for-NIOS2-architecture.patch
new file mode 100644
index 0000000000..ae8562a231
--- /dev/null
+++ b/meta/recipes-kernel/oprofile/oprofile/0001-Add-rmb-definition-for-NIOS2-architecture.patch
@@ -0,0 +1,30 @@
+From 34b0d9b1a32fb404a30327a7ae8931c7c75583bf Mon Sep 17 00:00:00 2001
+From: Marek Vasut <marex@denx.de>
+Date: Tue, 9 Feb 2016 02:00:29 +0100
+Subject: [PATCH] Add rmb() definition for NIOS2 architecture
+
+Signed-off-by: Marek Vasut <marex@denx.de>
+Upstream-Status: Submitted [ http://marc.info/?l=oprofile-list&m=145501915931874&w=2 ]
+---
+ libperf_events/operf_utils.h | 5 +++++
+ 1 file changed, 5 insertions(+)
+
+diff --git a/libperf_events/operf_utils.h b/libperf_events/operf_utils.h
+index 32954cc..8270e53 100644
+--- a/libperf_events/operf_utils.h
++++ b/libperf_events/operf_utils.h
+@@ -178,6 +178,11 @@ void op_release_resources(void);
+ #define cpu_relax()    asm volatile("" ::: "memory")
+ #endif
+ 
++#ifdef __nios2__
++#define rmb()          asm volatile("" ::: "memory")
++#define cpu_relax()    asm volatile("" ::: "memory")
++#endif
++
+ #ifdef __tile__
+ #include <asm/unistd.h>
+ #define rmb()          __insn_mf()
+-- 
+2.7.0
+