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authorLeonid Yegoshin <Leonid.Yegoshin@imgtec.com>2013-06-20 14:36:30 +0000
committerRalf Baechle <ralf@linux-mips.org>2013-07-01 15:10:58 +0200
commited3ce16c3d2ba7cac321d29ec0a7d21408ea8437 (patch)
tree98f165e9d1f6763b3320c1e66f33ea255bba92fe /arch/mips/include/asm/mach-ip28/spaces.h
parent4287f7915f33c1eb770e22589936cd9cd8a60b45 (diff)
downloadop-kernel-dev-ed3ce16c3d2ba7cac321d29ec0a7d21408ea8437.zip
op-kernel-dev-ed3ce16c3d2ba7cac321d29ec0a7d21408ea8437.tar.gz
Revert "MIPS: make CAC_ADDR and UNCAC_ADDR account for PHYS_OFFSET"
This reverts commit 3f4579252aa166641861a64f1c2883365ca126c2. It is invalid because the macros CAC_ADDR and UNCAC_ADDR have a kernel virtual address as an argument and also returns a kernel virtual address. Using and physical address PHYS_OFFSET is blatantly wrong for a macro common to multiple platforms. Signed-off-by: Leonid Yegoshin <Leonid.Yegoshin@imgtec.com> Acked-by: Steven J. Hill <Steven.Hill@imgtec.com> Cc: linux-mips@linux-mips.org Cc: Florian Fainelli <florian@openwrt.org> Patchwork: https://patchwork.linux-mips.org/patch/5528/ Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/include/asm/mach-ip28/spaces.h')
-rw-r--r--arch/mips/include/asm/mach-ip28/spaces.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/mips/include/asm/mach-ip28/spaces.h b/arch/mips/include/asm/mach-ip28/spaces.h
index 5edf05d..5d6a764 100644
--- a/arch/mips/include/asm/mach-ip28/spaces.h
+++ b/arch/mips/include/asm/mach-ip28/spaces.h
@@ -11,11 +11,14 @@
#ifndef _ASM_MACH_IP28_SPACES_H
#define _ASM_MACH_IP28_SPACES_H
-#define CAC_BASE 0xa800000000000000
+#define CAC_BASE _AC(0xa800000000000000, UL)
-#define HIGHMEM_START (~0UL)
+#define HIGHMEM_START (~0UL)
-#define PHYS_OFFSET _AC(0x20000000, UL)
+#define PHYS_OFFSET _AC(0x20000000, UL)
+
+#define UNCAC_BASE _AC(0xc0000000, UL) /* 0xa0000000 + PHYS_OFFSET */
+#define IO_BASE UNCAC_BASE
#include <asm/mach-generic/spaces.h>
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