uboot-lantiq: fix build with gcc5
Signed-off-by: Mathias Kresin <openwrt@kresin.me> SVN-Revision: 47863
This commit is contained in:
John Crispin
parent
32b37600b9
commit
786717a7ce
3 changed files with 222 additions and 0 deletions
101
package/boot/uboot-lantiq/patches/0045-no_extern_inline.patch
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101
package/boot/uboot-lantiq/patches/0045-no_extern_inline.patch
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@ -0,0 +1,101 @@
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From b11c5d1dc29e81326d1215011d19377737082aeb Mon Sep 17 00:00:00 2001
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From: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
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Date: Wed, 1 Jul 2015 16:36:43 +0200
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Subject: [PATCH] MIPS: change 'extern inline' to 'static inline'
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The kernel changed it a long time ago. Also this is now broken
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on gcc-5.x.
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Reported-by: Andy Kennedy <andy.kennedy@adtran.com>
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Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
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---
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arch/mips/include/asm/io.h | 12 ++++++------
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arch/mips/include/asm/system.h | 6 +++---
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2 files changed, 9 insertions(+), 9 deletions(-)
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diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
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index 3fa37f5..a7ab087 100644
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--- a/arch/mips/include/asm/io.h
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+++ b/arch/mips/include/asm/io.h
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@@ -117,7 +117,7 @@ static inline void set_io_port_base(unsigned long base)
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* Change virtual addresses to physical addresses and vv.
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* These are trivial on the 1:1 Linux/MIPS mapping
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*/
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-extern inline phys_addr_t virt_to_phys(volatile void * address)
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+static inline phys_addr_t virt_to_phys(volatile void * address)
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{
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#ifndef CONFIG_64BIT
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return CPHYSADDR(address);
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@@ -126,7 +126,7 @@ extern inline phys_addr_t virt_to_phys(volatile void * address)
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#endif
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}
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-extern inline void * phys_to_virt(unsigned long address)
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+static inline void * phys_to_virt(unsigned long address)
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{
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#ifndef CONFIG_64BIT
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return (void *)KSEG0ADDR(address);
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@@ -138,7 +138,7 @@ extern inline void * phys_to_virt(unsigned long address)
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/*
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* IO bus memory addresses are also 1:1 with the physical address
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*/
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-extern inline unsigned long virt_to_bus(volatile void * address)
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+static inline unsigned long virt_to_bus(volatile void * address)
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{
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#ifndef CONFIG_64BIT
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return CPHYSADDR(address);
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@@ -147,7 +147,7 @@ extern inline unsigned long virt_to_bus(volatile void * address)
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#endif
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}
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-extern inline void * bus_to_virt(unsigned long address)
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+static inline void * bus_to_virt(unsigned long address)
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{
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#ifndef CONFIG_64BIT
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return (void *)KSEG0ADDR(address);
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@@ -165,12 +165,12 @@ extern unsigned long isa_slot_offset;
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extern void * __ioremap(unsigned long offset, unsigned long size, unsigned long flags);
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#if 0
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-extern inline void *ioremap(unsigned long offset, unsigned long size)
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+static inline void *ioremap(unsigned long offset, unsigned long size)
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{
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return __ioremap(offset, size, _CACHE_UNCACHED);
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}
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-extern inline void *ioremap_nocache(unsigned long offset, unsigned long size)
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+static inline void *ioremap_nocache(unsigned long offset, unsigned long size)
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{
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return __ioremap(offset, size, _CACHE_UNCACHED);
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}
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diff --git a/arch/mips/include/asm/system.h b/arch/mips/include/asm/system.h
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index 7a28952..d56f73b 100644
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--- a/arch/mips/include/asm/system.h
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+++ b/arch/mips/include/asm/system.h
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@@ -22,7 +22,7 @@
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#include <linux/kernel.h>
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#endif
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-extern __inline__ void
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+static __inline__ void
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__sti(void)
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{
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__asm__ __volatile__(
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@@ -46,7 +46,7 @@ __sti(void)
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* R4000/R4400 need three nops, the R4600 two nops and the R10000 needs
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* no nops at all.
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*/
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-extern __inline__ void
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+static __inline__ void
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__cli(void)
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{
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__asm__ __volatile__(
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@@ -207,7 +207,7 @@ do { \
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* For 32 and 64 bit operands we can take advantage of ll and sc.
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* FIXME: This doesn't work for R3000 machines.
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*/
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-extern __inline__ unsigned long xchg_u32(volatile int * m, unsigned long val)
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+static __inline__ unsigned long xchg_u32(volatile int * m, unsigned long val)
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{
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#ifdef CONFIG_CPU_HAS_LLSC
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unsigned long dummy;
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28
package/boot/uboot-lantiq/patches/0046-no_weak_alias.patch
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28
package/boot/uboot-lantiq/patches/0046-no_weak_alias.patch
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@ -0,0 +1,28 @@
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From 3422299dc28fa8257677d03cc1253e3c9bf17e9f Mon Sep 17 00:00:00 2001
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From: Jeroen Hofstee <jeroen@myspectrum.nl>
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Date: Thu, 26 Jun 2014 20:18:31 +0200
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Subject: [PATCH] common: main.c: make show_boot_progress __weak
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This not only looks a bit better it also prevents a
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warning with W=1 (no previous prototype).
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Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
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Acked-by: Simon Glass <sjg@chromium.org>
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---
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common/main.c | 3 +--
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1 file changed, 1 insertion(+), 2 deletions(-)
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diff --git a/common/main.c b/common/main.c
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index 32618f1..2979fbe 100644
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--- a/common/main.c
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+++ b/common/main.c
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@@ -17,8 +17,7 @@ DECLARE_GLOBAL_DATA_PTR;
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/*
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* Board-specific Platform code can reimplement show_boot_progress () if needed
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*/
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-void inline __show_boot_progress (int val) {}
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-void show_boot_progress (int val) __attribute__((weak, alias("__show_boot_progress")));
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+__weak void show_boot_progress(int val) {}
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static void modem_init(void)
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{
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@ -0,0 +1,93 @@
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From 478b02f1a7043b673565075ea5016376f3293b23 Mon Sep 17 00:00:00 2001
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From: Hans de Goede <hdegoede@redhat.com>
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Date: Sat, 7 Feb 2015 22:52:40 +0100
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Subject: [PATCH] Add linux/compiler-gcc5.h to fix builds with gcc5
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Add linux/compiler-gcc5/h from the kernel sources at:
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commit 5631b8fba640a4ab2f8a954f63a603fa34eda96b
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Author: Steven Noonan <steven@uplinklabs.net>
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Date: Sat Oct 25 15:09:42 2014 -0700
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compiler/gcc4+: Remove inaccurate comment about 'asm goto' miscompiles
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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---
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include/linux/compiler-gcc5.h | 65 +++++++++++++++++++++++++++++++++++++++++
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1 file changed, 65 insertions(+)
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create mode 100644 include/linux/compiler-gcc5.h
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diff --git a/include/linux/compiler-gcc5.h b/include/linux/compiler-gcc5.h
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new file mode 100644
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index 0000000..c8c5659
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--- /dev/null
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+++ b/include/linux/compiler-gcc5.h
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@@ -0,0 +1,65 @@
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+#ifndef __LINUX_COMPILER_H
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+#error "Please don't include <linux/compiler-gcc5.h> directly, include <linux/compiler.h> instead."
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+#endif
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+
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+#define __used __attribute__((__used__))
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+#define __must_check __attribute__((warn_unused_result))
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+#define __compiler_offsetof(a, b) __builtin_offsetof(a, b)
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+
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+/* Mark functions as cold. gcc will assume any path leading to a call
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+ to them will be unlikely. This means a lot of manual unlikely()s
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+ are unnecessary now for any paths leading to the usual suspects
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+ like BUG(), printk(), panic() etc. [but let's keep them for now for
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+ older compilers]
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+
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+ Early snapshots of gcc 4.3 don't support this and we can't detect this
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+ in the preprocessor, but we can live with this because they're unreleased.
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+ Maketime probing would be overkill here.
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+
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+ gcc also has a __attribute__((__hot__)) to move hot functions into
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+ a special section, but I don't see any sense in this right now in
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+ the kernel context */
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+#define __cold __attribute__((__cold__))
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+
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+#define __UNIQUE_ID(prefix) __PASTE(__PASTE(__UNIQUE_ID_, prefix), __COUNTER__)
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+
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+#ifndef __CHECKER__
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+# define __compiletime_warning(message) __attribute__((warning(message)))
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+# define __compiletime_error(message) __attribute__((error(message)))
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+#endif /* __CHECKER__ */
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+
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+/*
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+ * Mark a position in code as unreachable. This can be used to
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+ * suppress control flow warnings after asm blocks that transfer
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+ * control elsewhere.
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+ *
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+ * Early snapshots of gcc 4.5 don't support this and we can't detect
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+ * this in the preprocessor, but we can live with this because they're
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+ * unreleased. Really, we need to have autoconf for the kernel.
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+ */
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+#define unreachable() __builtin_unreachable()
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+
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+/* Mark a function definition as prohibited from being cloned. */
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+#define __noclone __attribute__((__noclone__))
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+
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+/*
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+ * Tell the optimizer that something else uses this function or variable.
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+ */
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+#define __visible __attribute__((externally_visible))
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+
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+/*
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+ * GCC 'asm goto' miscompiles certain code sequences:
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+ *
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+ * http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58670
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+ *
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+ * Work it around via a compiler barrier quirk suggested by Jakub Jelinek.
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+ *
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+ * (asm goto is automatically volatile - the naming reflects this.)
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+ */
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+#define asm_volatile_goto(x...) do { asm goto(x); asm (""); } while (0)
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+
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+#ifdef CONFIG_ARCH_USE_BUILTIN_BSWAP
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+#define __HAVE_BUILTIN_BSWAP32__
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+#define __HAVE_BUILTIN_BSWAP64__
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+#define __HAVE_BUILTIN_BSWAP16__
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+#endif /* CONFIG_ARCH_USE_BUILTIN_BSWAP */
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--
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1.7.10.4
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