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authorLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 15:17:40 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-10-16 15:17:40 -0700
commite533b227055598b1f7dc8503a3b4f36b14b9da8a (patch)
tree28fec4125eac45c8e2fac75b3d10ff5cd987d2f6 /arch/powerpc
parent0999d978dcdcf59350dafa25afd70def9f924eee (diff)
parent6b2ada82101a08e2830fb29d7dc9b858be637dd4 (diff)
downloadop-kernel-dev-e533b227055598b1f7dc8503a3b4f36b14b9da8a.zip
op-kernel-dev-e533b227055598b1f7dc8503a3b4f36b14b9da8a.tar.gz
Merge branch 'core-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip
* 'core-v28-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip: do_generic_file_read: s/EINTR/EIO/ if lock_page_killable() fails softirq, warning fix: correct a format to avoid a warning softirqs, debug: preemption check x86, pci-hotplug, calgary / rio: fix EBDA ioremap() IO resources, x86: ioremap sanity check to catch mapping requests exceeding, fix IO resources, x86: ioremap sanity check to catch mapping requests exceeding the BAR sizes softlockup: Documentation/sysctl/kernel.txt: fix softlockup_thresh description dmi scan: warn about too early calls to dmi_check_system() generic: redefine resource_size_t as phys_addr_t generic: make PFN_PHYS explicitly return phys_addr_t generic: add phys_addr_t for holding physical addresses softirq: allocate less vectors IO resources: fix/remove printk printk: robustify printk, update comment printk: robustify printk, fix #2 printk: robustify printk, fix printk: robustify printk Fixed up conflicts in: arch/powerpc/include/asm/types.h arch/powerpc/platforms/Kconfig.cputype manually.
Diffstat (limited to 'arch/powerpc')
-rw-r--r--arch/powerpc/Kconfig3
-rw-r--r--arch/powerpc/include/asm/types.h7
-rw-r--r--arch/powerpc/platforms/Kconfig.cputype1
-rw-r--r--arch/powerpc/sysdev/ppc4xx_pci.c16
4 files changed, 9 insertions, 18 deletions
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index c171f5b..380baa1 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -22,6 +22,9 @@ config WORD_SIZE
config PPC_MERGE
def_bool y
+config ARCH_PHYS_ADDR_T_64BIT
+ def_bool PPC64 || PHYS_64BIT
+
config MMU
bool
default y
diff --git a/arch/powerpc/include/asm/types.h b/arch/powerpc/include/asm/types.h
index a9a9262..c004c13 100644
--- a/arch/powerpc/include/asm/types.h
+++ b/arch/powerpc/include/asm/types.h
@@ -48,13 +48,6 @@ typedef struct {
typedef __vector128 vector128;
-/* Physical address used by some IO functions */
-#if defined(CONFIG_PPC64) || defined(CONFIG_PHYS_64BIT)
-typedef u64 phys_addr_t;
-#else
-typedef u32 phys_addr_t;
-#endif
-
#if defined(__powerpc64__) || defined(CONFIG_PHYS_64BIT)
typedef u64 dma_addr_t;
#else
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 439c5ba..548efa5 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -135,7 +135,6 @@ config PTE_64BIT
config PHYS_64BIT
bool 'Large physical address support' if E500 || PPC_86xx
depends on (44x || E500 || PPC_86xx) && !PPC_83xx && !PPC_82xx
- select RESOURCES_64BIT
---help---
This option enables kernel support for larger than 32-bit physical
addresses. This feature may not be available on all cores.
diff --git a/arch/powerpc/sysdev/ppc4xx_pci.c b/arch/powerpc/sysdev/ppc4xx_pci.c
index 9f6f73d..d3e4d61 100644
--- a/arch/powerpc/sysdev/ppc4xx_pci.c
+++ b/arch/powerpc/sysdev/ppc4xx_pci.c
@@ -39,13 +39,10 @@ static int dma_offset_set;
#define U64_TO_U32_LOW(val) ((u32)((val) & 0x00000000ffffffffULL))
#define U64_TO_U32_HIGH(val) ((u32)((val) >> 32))
-#ifdef CONFIG_RESOURCES_64BIT
-#define RES_TO_U32_LOW(val) U64_TO_U32_LOW(val)
-#define RES_TO_U32_HIGH(val) U64_TO_U32_HIGH(val)
-#else
-#define RES_TO_U32_LOW(val) (val)
-#define RES_TO_U32_HIGH(val) (0)
-#endif
+#define RES_TO_U32_LOW(val) \
+ ((sizeof(resource_size_t) > sizeof(u32)) ? U64_TO_U32_LOW(val) : (val))
+#define RES_TO_U32_HIGH(val) \
+ ((sizeof(resource_size_t) > sizeof(u32)) ? U64_TO_U32_HIGH(val) : (0))
static inline int ppc440spe_revA(void)
{
@@ -144,12 +141,11 @@ static int __init ppc4xx_parse_dma_ranges(struct pci_controller *hose,
/* Use that */
res->start = pci_addr;
-#ifndef CONFIG_RESOURCES_64BIT
/* Beware of 32 bits resources */
- if ((pci_addr + size) > 0x100000000ull)
+ if (sizeof(resource_size_t) == sizeof(u32) &&
+ (pci_addr + size) > 0x100000000ull)
res->end = 0xffffffff;
else
-#endif
res->end = res->start + size - 1;
break;
}
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