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authorRonan Le Martret <ronan.lemartret@iot.bzh>2016-10-14 14:27:24 +0200
committerJan-Simon Moeller <jsmoeller@linuxfoundation.org>2017-01-11 19:25:32 +0000
commitaf59127f7fbfe0f88b4860251eb32f12908f81e2 (patch)
treecb45e623ec887771410d7cf9ae35d0fe24a6c174 /meta-rcar-gen2/recipes-bsp
parent52ce0a13c5d690134d3e0017ceebe72e84756ff8 (diff)
fix uboot build with gcc6
Change-Id: Ie298b9f10f8719f312cf0b7fef3f112301fca6a6 Signed-off-by: Ronan Le Martret <ronan.lemartret@iot.bzh>
Diffstat (limited to 'meta-rcar-gen2/recipes-bsp')
-rw-r--r--meta-rcar-gen2/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc6.patch86
-rw-r--r--meta-rcar-gen2/recipes-bsp/u-boot/u-boot_2013.01.01.bb3
2 files changed, 88 insertions, 1 deletions
diff --git a/meta-rcar-gen2/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc6.patch b/meta-rcar-gen2/recipes-bsp/u-boot/u-boot/0001-fixup-build-with-gcc6.patch
new file mode 100644
index 0000000..df1f786
--- /dev/null
+++ b/meta-rcar-gen2/recipes-bsp/u-boot/u-boot/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
+
diff --git a/meta-rcar-gen2/recipes-bsp/u-boot/u-boot_2013.01.01.bb b/meta-rcar-gen2/recipes-bsp/u-boot/u-boot_2013.01.01.bb
index d9e31c8..78de64e 100644
--- a/meta-rcar-gen2/recipes-bsp/u-boot/u-boot_2013.01.01.bb
+++ b/meta-rcar-gen2/recipes-bsp/u-boot/u-boot_2013.01.01.bb
@@ -22,6 +22,7 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}:"
SRC_URI_append = " \
file://0001-fixup-build-with-gcc5.patch \
file://0001-inline-use-the-gcc-inline-version-instead-of-the-c99.patch \
+ file://0001-fixup-build-with-gcc6.patch \
"
SRC_URI_append_porter = " \
@@ -43,7 +44,7 @@ UBOOT_SREC_SYMLINK ?= "u-boot-${MACHINE}.srec"
UBOOT_SREC_IMAGE ?= "u-boot-${MACHINE}-${PV}-${PR}.srec"
do_deploy_append() {
- install ${S}/${UBOOT_SREC} ${DEPLOYDIR}/${UBOOT_SREC_IMAGE}
+ install ${WORKDIR}/build/${UBOOT_SREC} ${DEPLOYDIR}/${UBOOT_SREC_IMAGE}
cd ${DEPLOYDIR}
rm -f ${UBOOT_SREC} ${UBOOT_SREC_SYMLINK}