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authorHauke Mehrtens <hauke@hauke-m.de>2015-11-20 22:22:37 +0000
committerHauke Mehrtens <hauke@hauke-m.de>2015-11-20 22:22:37 +0000
commitdc2b471d6a0bafec35b8cd58c331d75596647b10 (patch)
tree059b9cf2f416308a61b8beee09dbea62f8919e34 /package/boot/uboot-oxnas/patches
parentade2c06d619721d581bd68d3074a274ed363cc75 (diff)
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uboot-oxnas: fix build with gcc-5
This backports a patch from upstream u-boot to make it compile with gcc-5. Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de> SVN-Revision: 47535
Diffstat (limited to 'package/boot/uboot-oxnas/patches')
-rw-r--r--package/boot/uboot-oxnas/patches/010-capacity-is-unsigned.patch7
-rw-r--r--package/boot/uboot-oxnas/patches/400-gcc-5-compiler.patch87
2 files changed, 88 insertions, 6 deletions
diff --git a/package/boot/uboot-oxnas/patches/010-capacity-is-unsigned.patch b/package/boot/uboot-oxnas/patches/010-capacity-is-unsigned.patch
index 3990aa9..443b5e2 100644
--- a/package/boot/uboot-oxnas/patches/010-capacity-is-unsigned.patch
+++ b/package/boot/uboot-oxnas/patches/010-capacity-is-unsigned.patch
@@ -17,11 +17,9 @@ Signed-off-by: Daniel Golle <daniel@makrotopia.org>
disk/part.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
-diff --git a/disk/part.c b/disk/part.c
-index 43485c9..7c67ea6 100644
--- a/disk/part.c
+++ b/disk/part.c
-@@ -229,13 +229,13 @@ void dev_print (block_dev_desc_t *dev_desc)
+@@ -229,13 +229,13 @@ void dev_print (block_dev_desc_t *dev_de
printf (" Supports 48-bit addressing\n");
#endif
#if defined(CONFIG_SYS_64BIT_LBA)
@@ -37,6 +35,3 @@ index 43485c9..7c67ea6 100644
mb_quot, mb_rem,
gb_quot, gb_rem,
(ulong)lba,
---
-2.1.3
-
diff --git a/package/boot/uboot-oxnas/patches/400-gcc-5-compiler.patch b/package/boot/uboot-oxnas/patches/400-gcc-5-compiler.patch
new file mode 100644
index 0000000..8724927
--- /dev/null
+++ b/package/boot/uboot-oxnas/patches/400-gcc-5-compiler.patch
@@ -0,0 +1,87 @@
+From: Hans de Goede <hdegoede@redhat.com>
+Date: Sat, 7 Feb 2015 21:52:40 +0000 (+0100)
+Subject: Add linux/compiler-gcc5.h to fix builds with gcc5
+X-Git-Tag: v2015.04-rc2~31
+X-Git-Url: http://git.denx.de/?p=u-boot.git;a=commitdiff_plain;h=478b02f1a7043b673565075ea5016376f3293b23
+
+Add linux/compiler-gcc5.h to fix builds with gcc5
+
+Add linux/compiler-gcc5/h from the kernel sources at:
+
+commit 5631b8fba640a4ab2f8a954f63a603fa34eda96b
+Author: Steven Noonan <steven@uplinklabs.net>
+Date: Sat Oct 25 15:09:42 2014 -0700
+
+ compiler/gcc4+: Remove inaccurate comment about 'asm goto' miscompiles
+
+Signed-off-by: Hans de Goede <hdegoede@redhat.com>
+---
+
+--- /dev/null
++++ b/include/linux/compiler-gcc5.h
+@@ -0,0 +1,65 @@
++#ifndef __LINUX_COMPILER_H
++#error "Please don't include <linux/compiler-gcc5.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.
++ *
++ * (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 */