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-rw-r--r--target/linux/lantiq/patches-4.4/0042-arch-mips-increase-io_space_limit.patch28
1 files changed, 28 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches-4.4/0042-arch-mips-increase-io_space_limit.patch b/target/linux/lantiq/patches-4.4/0042-arch-mips-increase-io_space_limit.patch
new file mode 100644
index 0000000000..3bc2a62306
--- /dev/null
+++ b/target/linux/lantiq/patches-4.4/0042-arch-mips-increase-io_space_limit.patch
@@ -0,0 +1,28 @@
+From 9807eb80a1b3bad7a4a89aa6566497bb1cadd6ef Mon Sep 17 00:00:00 2001
+From: John Crispin <john@phrozen.org>
+Date: Fri, 3 Jun 2016 13:12:20 +0200
+Subject: [PATCH] arch: mips: increase io_space_limit
+
+this value comes from x86 and breaks some pci devices
+
+Signed-off-by: John Crispin <john@phrozen.org>
+---
+ arch/mips/include/asm/io.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/arch/mips/include/asm/io.h b/arch/mips/include/asm/io.h
+index d10fd80..d42eac9 100644
+--- a/arch/mips/include/asm/io.h
++++ b/arch/mips/include/asm/io.h
+@@ -50,7 +50,7 @@
+
+ /* ioswab[bwlq], __mem_ioswab[bwlq] are defined in mangle-port.h */
+
+-#define IO_SPACE_LIMIT 0xffff
++#define IO_SPACE_LIMIT 0x200000
+
+ /*
+ * On MIPS I/O ports are memory mapped, so we access them using normal
+--
+1.7.10.4
+