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authorJan-Simon Möller <jsmoeller@linuxfoundation.org>2017-01-11 08:32:51 +0100
committerJan-Simon Möller <jsmoeller@linuxfoundation.org>2017-01-11 08:32:51 +0100
commit7173942e670234a898d10675d874f206ad5b6df0 (patch)
tree23cc9c275cd48d412cc29ce8006d6bedf3a43906 /meta-sota/recipes-bsp/u-boot-otascript
parent5593f3575bdf12c8fc03fdca366427aa72042216 (diff)
Fix build of u-boot with gcc6 on morty
Add header file for gcc6 to u-boot. Change-Id: Idc5b95f2b41a7c0468b5b07883bcf11d4b48b164 Signed-off-by: Jan-Simon Möller <jsmoeller@linuxfoundation.org>
Diffstat (limited to 'meta-sota/recipes-bsp/u-boot-otascript')
-rw-r--r--meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript.bb6
-rw-r--r--meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript/0001-fixup-build-with-gcc6.patch86
2 files changed, 90 insertions, 2 deletions
diff --git a/meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript.bb b/meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript.bb
index 82d0410..e2ccc43 100644
--- a/meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript.bb
+++ b/meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript.bb
@@ -7,8 +7,10 @@ DEPENDS = "u-boot-mkimage-native"
COMPATIBLE_MACHINE = "raspberrypi"
SRC_URI = "file://boot.scr \
- file://uEnv.txt \
- file://uEnv.cma.txt"
+ file://uEnv.txt \
+ file://uEnv.cma.txt \
+ file://0001-fixup-build-with-gcc6.patch \
+ "
S = "${WORKDIR}"
diff --git a/meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript/0001-fixup-build-with-gcc6.patch b/meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript/0001-fixup-build-with-gcc6.patch
new file mode 100644
index 0000000..df1f786
--- /dev/null
+++ b/meta-sota/recipes-bsp/u-boot-otascript/u-boot-otascript/0001-fixup-build-with-gcc6.patch
@@ -0,0 +1,86 @@
+From ba619c7ec7820e80d1b5b520440fdb81c31c0baf Mon Sep 17 00:00:00 2001
+From: Ronan Le Martret <ronan.lemartret@iot.bzh>
+Date: Fri, 14 Oct 2016 09:03:11 +0200
+Subject: [PATCH] fix gcc6 build
+
+Signed-off-by: ronan <ronan@linux-pgnz.suse>
+---
+ include/linux/compiler-gcc6.h | 66 +++++++++++++++++++++++++++++++++++++++++++
+ 1 file changed, 66 insertions(+)
+ create mode 100644 include/linux/compiler-gcc6.h
+
+diff --git a/include/linux/compiler-gcc6.h b/include/linux/compiler-gcc6.h
+new file mode 100644
+index 0000000..a3d00d8
+--- /dev/null
++++ b/include/linux/compiler-gcc6.h
+@@ -0,0 +1,66 @@
++#ifndef __LINUX_COMPILER_H
++#error "Please don't include <linux/compiler-gcc6.h> directly, include <linux/compiler.h> instead."
++#endif
++
++#define __used __attribute__((__used__))
++#define __must_check __attribute__((warn_unused_result))
++#define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
++
++/* Mark functions as cold. gcc will assume any path leading to a call
++ to them will be unlikely. This means a lot of manual unlikely()s
++ are unnecessary now for any paths leading to the usual suspects
++ like BUG(), printk(), panic() etc. [but let's keep them for now for
++ older compilers]
++
++ Early snapshots of gcc 4.3 don't support this and we can't detect this
++ in the preprocessor, but we can live with this because they're unreleased.
++ Maketime probing would be overkill here.
++
++ gcc also has a __attribute__((__hot__)) to move hot functions into
++ a special section, but I don't see any sense in this right now in
++ the kernel context */
++#define __cold __attribute__((__cold__))
++
++#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)
++
++#ifndef __CHECKER__
++# define __compiletime_warning(message) __attribute__((warning(message)))
++# define __compiletime_error(message) __attribute__((error(message)))
++#endif /* __CHECKER__ */
++
++/*
++ * Mark a position in code as unreachable. This can be used to
++ * suppress control flow warnings after asm blocks that transfer
++ * control elsewhere.
++ *
++ * Early snapshots of gcc 4.5 don't support this and we can't detect
++ * this in the preprocessor, but we can live with this because they're
++ * unreleased. Really, we need to have autoconf for the kernel.
++ */
++#define unreachable() __builtin_unreachable()
++
++/* Mark a function definition as prohibited from being cloned. */
++#define __noclone __attribute__((__noclone__))
++
++/*
++ * Tell the optimizer that something else uses this function or variable.
++ */
++#define __visible __attribute__((externally_visible))
++
++/*
++ * GCC 'asm goto' miscompiles certain code sequences:
++ *
++ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670
++ *
++ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek.
++ * Fixed in GCC 4.8.2 and later versions.
++ *
++ * (asm goto is automatically volatile - the naming reflects this.)
++ */
++#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0)
++
++#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
++#define __HAVE_BUILTIN_BSWAP32__
++#define __HAVE_BUILTIN_BSWAP64__
++#define __HAVE_BUILTIN_BSWAP16__
++#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */
+--
+2.6.6
+