summaryrefslogtreecommitdiff
diff options
context:
space:
mode:
Diffstat
-rw-r--r--arch/powerpc/Makefile16
-rw-r--r--arch/powerpc/mm/hugetlbpage.c2
-rw-r--r--arch/powerpc/platforms/iseries/iommu.c2
-rw-r--r--arch/powerpc/platforms/pseries/iommu.c2
-rw-r--r--arch/powerpc/sysdev/dart.h2
-rw-r--r--arch/powerpc/sysdev/u3_iommu.c4
-rw-r--r--include/asm-powerpc/iommu.h2
-rw-r--r--include/asm-powerpc/page_64.h17
-rw-r--r--include/asm-powerpc/tce.h2
9 files changed, 29 insertions, 20 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 98f67c78d1bd..a13eb575f834 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -61,15 +61,17 @@ endif
LDFLAGS_vmlinux := -Bstatic
# The -Iarch/$(ARCH)/include is temporary while we are merging
-CPPFLAGS += -Iarch/$(ARCH) -Iarch/$(ARCH)/include
-AFLAGS += -Iarch/$(ARCH)
-CFLAGS += -Iarch/$(ARCH) -msoft-float -pipe
+CPPFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH) -Iarch/$(ARCH)/include
+AFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH)
CFLAGS-$(CONFIG_PPC64) := -mminimal-toc -mtraceback=none -mcall-aixdesc
-CFLAGS-$(CONFIG_PPC32) := -ffixed-r2 -mmultiple
-CFLAGS += $(CFLAGS-y)
+CFLAGS-$(CONFIG_PPC32) := -Iarch/$(ARCH) -ffixed-r2 -mmultiple
+CPPFLAGS += $(CPPFLAGS-y)
+AFLAGS += $(AFLAGS-y)
+CFLAGS += -msoft-float -pipe $(CFLAGS-y)
CPP = $(CC) -E $(CFLAGS)
# Temporary hack until we have migrated to asm-powerpc
-LINUXINCLUDE += -Iarch/$(ARCH)/include
+LINUXINCLUDE-$(CONFIG_PPC32) := -Iarch/$(ARCH)/include
+LINUXINCLUDE += $(LINUXINCLUDE-y)
CHECKFLAGS += -m$(SZ) -D__powerpc__ -D__powerpc$(SZ)__
@@ -173,11 +175,13 @@ archclean:
archprepare: checkbin
+ifeq ($(CONFIG_PPC32),y)
# Temporary hack until we have migrated to asm-powerpc
include/asm: arch/$(ARCH)/include/asm
arch/$(ARCH)/include/asm: FORCE
$(Q)if [ ! -d arch/$(ARCH)/include ]; then mkdir -p arch/$(ARCH)/include; fi
$(Q)ln -fsn $(srctree)/include/asm-$(OLDARCH) arch/$(ARCH)/include/asm
+endif
# Use the file '.tmp_gas_check' for binutils tests, as gas won't output
# to stdout and these checks are run even on install targets.
diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c
index f867bba893ca..6bc9dbad7dea 100644
--- a/arch/powerpc/mm/hugetlbpage.c
+++ b/arch/powerpc/mm/hugetlbpage.c
@@ -295,7 +295,7 @@ int prepare_hugepage_range(unsigned long addr, unsigned long len)
if (addr < 0x100000000UL)
err = open_low_hpage_areas(current->mm,
LOW_ESID_MASK(addr, len));
- if ((addr + len) >= 0x100000000UL)
+ if ((addr + len) > 0x100000000UL)
err = open_high_hpage_areas(current->mm,
HTLB_AREA_MASK(addr, len));
if (err) {
diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c
index bf081b345820..2b54eeb2c899 100644
--- a/arch/powerpc/platforms/iseries/iommu.c
+++ b/arch/powerpc/platforms/iseries/iommu.c
@@ -3,7 +3,7 @@
*
* Rewrite, cleanup:
*
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* Dynamic DMA mapping support, iSeries-specific parts.
*
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 97ba5214417f..c78f2b290a73 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -5,7 +5,7 @@
*
* Rewrite, cleanup:
*
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* Dynamic DMA mapping support, pSeries-specific parts, both SMP and LPAR.
*
diff --git a/arch/powerpc/sysdev/dart.h b/arch/powerpc/sysdev/dart.h
index ea8f0d9eed8a..33ed9ed7fc1e 100644
--- a/arch/powerpc/sysdev/dart.h
+++ b/arch/powerpc/sysdev/dart.h
@@ -1,5 +1,5 @@
/*
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
diff --git a/arch/powerpc/sysdev/u3_iommu.c b/arch/powerpc/sysdev/u3_iommu.c
index f32baf7f4693..5c1a26a6d00c 100644
--- a/arch/powerpc/sysdev/u3_iommu.c
+++ b/arch/powerpc/sysdev/u3_iommu.c
@@ -1,11 +1,11 @@
/*
* arch/powerpc/sysdev/u3_iommu.c
*
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* Based on pSeries_iommu.c:
* Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* Dynamic DMA mapping support, Apple U3 & IBM CPC925 "DART" iommu.
*
diff --git a/include/asm-powerpc/iommu.h b/include/asm-powerpc/iommu.h
index 6a35e6570ccd..f89f06050893 100644
--- a/include/asm-powerpc/iommu.h
+++ b/include/asm-powerpc/iommu.h
@@ -1,7 +1,7 @@
/*
* Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
* Rewrite, cleanup:
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
diff --git a/include/asm-powerpc/page_64.h b/include/asm-powerpc/page_64.h
index 58a3dd9a79ec..6642c0125001 100644
--- a/include/asm-powerpc/page_64.h
+++ b/include/asm-powerpc/page_64.h
@@ -103,8 +103,9 @@ extern unsigned int HPAGE_SHIFT;
#define HTLB_AREA_SIZE (1UL << HTLB_AREA_SHIFT)
#define GET_HTLB_AREA(x) ((x) >> HTLB_AREA_SHIFT)
-#define LOW_ESID_MASK(addr, len) (((1U << (GET_ESID(addr+len-1)+1)) \
- - (1U << GET_ESID(addr))) & 0xffff)
+#define LOW_ESID_MASK(addr, len) \
+ (((1U << (GET_ESID(min((addr)+(len)-1, 0x100000000UL))+1)) \
+ - (1U << GET_ESID(min((addr), 0x100000000UL)))) & 0xffff)
#define HTLB_AREA_MASK(addr, len) (((1U << (GET_HTLB_AREA(addr+len-1)+1)) \
- (1U << GET_HTLB_AREA(addr))) & 0xffff)
@@ -113,17 +114,21 @@ extern unsigned int HPAGE_SHIFT;
#define ARCH_HAS_SETCLEAR_HUGE_PTE
#define touches_hugepage_low_range(mm, addr, len) \
- (LOW_ESID_MASK((addr), (len)) & (mm)->context.low_htlb_areas)
+ (((addr) < 0x100000000UL) \
+ && (LOW_ESID_MASK((addr), (len)) & (mm)->context.low_htlb_areas))
#define touches_hugepage_high_range(mm, addr, len) \
- (HTLB_AREA_MASK((addr), (len)) & (mm)->context.high_htlb_areas)
+ ((((addr) + (len)) > 0x100000000UL) \
+ && (HTLB_AREA_MASK((addr), (len)) & (mm)->context.high_htlb_areas))
#define __within_hugepage_low_range(addr, len, segmask) \
- ((LOW_ESID_MASK((addr), (len)) | (segmask)) == (segmask))
+ ( (((addr)+(len)) <= 0x100000000UL) \
+ && ((LOW_ESID_MASK((addr), (len)) | (segmask)) == (segmask)))
#define within_hugepage_low_range(addr, len) \
__within_hugepage_low_range((addr), (len), \
current->mm->context.low_htlb_areas)
#define __within_hugepage_high_range(addr, len, zonemask) \
- ((HTLB_AREA_MASK((addr), (len)) | (zonemask)) == (zonemask))
+ ( ((addr) >= 0x100000000UL) \
+ && ((HTLB_AREA_MASK((addr), (len)) | (zonemask)) == (zonemask)))
#define within_hugepage_high_range(addr, len) \
__within_hugepage_high_range((addr), (len), \
current->mm->context.high_htlb_areas)
diff --git a/include/asm-powerpc/tce.h b/include/asm-powerpc/tce.h
index d099d5200f9b..980a094fd5a7 100644
--- a/include/asm-powerpc/tce.h
+++ b/include/asm-powerpc/tce.h
@@ -1,7 +1,7 @@
/*
* Copyright (C) 2001 Mike Corrigan & Dave Engebretsen, IBM Corporation
* Rewrite, cleanup:
- * Copyright (C) 2004 Olof Johansson <olof@austin.ibm.com>, IBM Corporation
+ * Copyright (C) 2004 Olof Johansson <olof@lixom.net>, IBM Corporation
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
generated by cgit v1.2.3 (git 2.39.0) at 2024-12-18 08:24:09 +0300