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-rw-r--r--arch/arm/Kconfig46
1 files changed, 36 insertions, 10 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 3146ed3f6eca..aa46e6fa36e4 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -195,7 +195,8 @@ config VECTORS_BASE
The base address of exception vectors.
config ARM_PATCH_PHYS_VIRT
- bool "Patch physical to virtual translations at runtime"
+ bool "Patch physical to virtual translations at runtime" if EMBEDDED
+ default y
depends on !XIP_KERNEL && MMU
depends on !ARCH_REALVIEW || !SPARSEMEM
help
@@ -204,16 +205,25 @@ config ARM_PATCH_PHYS_VIRT
kernel in system memory.
This can only be used with non-XIP MMU kernels where the base
- of physical memory is at a 16MB boundary, or theoretically 64K
- for the MSM machine class.
+ of physical memory is at a 16MB boundary.
-config ARM_PATCH_PHYS_VIRT_16BIT
- def_bool y
- depends on ARM_PATCH_PHYS_VIRT && ARCH_MSM
+ Only disable this option if you know that you do not require
+ this feature (eg, building a kernel for a single machine) and
+ you need to shrink the kernel to the minimal size.
+
+config NEED_MACH_MEMORY_H
+ bool
+ help
+ Select this when mach/memory.h is required to provide special
+ definitions for this platform. The need for mach/memory.h should
+ be avoided when possible.
+
+config PHYS_OFFSET
+ hex "Physical address of main memory"
+ depends on !ARM_PATCH_PHYS_VIRT && !NEED_MACH_MEMORY_H
help
- This option extends the physical to virtual translation patching
- to allow physical memory down to a theoretical minimum of 64K
- boundaries.
+ Please provide the physical address corresponding to the
+ location of main memory in your system.
source "init/Kconfig"
@@ -246,6 +256,7 @@ config ARCH_INTEGRATOR
select GENERIC_CLOCKEVENTS
select PLAT_VERSATILE
select PLAT_VERSATILE_FPGA_IRQ
+ select NEED_MACH_MEMORY_H
help
Support for ARM's Integrator platform.
@@ -261,6 +272,7 @@ config ARCH_REALVIEW
select PLAT_VERSATILE_CLCD
select ARM_TIMER_SP804
select GPIO_PL061 if GPIOLIB
+ select NEED_MACH_MEMORY_H
help
This enables support for ARM Ltd RealView boards.
@@ -301,7 +313,6 @@ config ARCH_AT91
select ARCH_REQUIRE_GPIOLIB
select HAVE_CLK
select CLKDEV_LOOKUP
- select ARM_PATCH_PHYS_VIRT if MMU
help
This enables support for systems based on the Atmel AT91RM9200,
AT91SAM9 and AT91CAP9 processors.
@@ -322,6 +333,7 @@ config ARCH_CLPS711X
bool "Cirrus Logic CLPS711x/EP721x-based"
select CPU_ARM720T
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
Support for Cirrus Logic 711x/721x based boards.
@@ -362,6 +374,7 @@ config ARCH_EBSA110
select ISA
select NO_IOPORT
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
This is an evaluation board for the StrongARM processor available
from Digital. It has limited hardware on-board, including an
@@ -377,6 +390,7 @@ config ARCH_EP93XX
select ARCH_REQUIRE_GPIOLIB
select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MEMORY_H
help
This enables support for the Cirrus EP93xx series of CPUs.
@@ -385,6 +399,7 @@ config ARCH_FOOTBRIDGE
select CPU_SA110
select FOOTBRIDGE
select GENERIC_CLOCKEVENTS
+ select NEED_MACH_MEMORY_H
help
Support for systems based on the DC21285 companion chip
("FootBridge"), such as the Simtec CATS and the Rebel NetWinder.
@@ -434,6 +449,7 @@ config ARCH_IOP13XX
select PCI
select ARCH_SUPPORTS_MSI
select VMSPLIT_1G
+ select NEED_MACH_MEMORY_H
help
Support for Intel's IOP13XX (XScale) family of processors.
@@ -464,6 +480,7 @@ config ARCH_IXP23XX
select CPU_XSC3
select PCI
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
Support for Intel's IXP23xx (XScale) family of processors.
@@ -473,6 +490,7 @@ config ARCH_IXP2000
select CPU_XSCALE
select PCI
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
Support for Intel's IXP2400/2800 (XScale) family of processors.
@@ -566,6 +584,7 @@ config ARCH_KS8695
select CPU_ARM922T
select ARCH_REQUIRE_GPIOLIB
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based
System-on-Chip devices.
@@ -657,6 +676,7 @@ config ARCH_SHMOBILE
select SPARSE_IRQ
select MULTI_IRQ_HANDLER
select PM_GENERIC_DOMAINS if PM
+ select NEED_MACH_MEMORY_H
help
Support for Renesas's SH-Mobile and R-Mobile ARM platforms.
@@ -671,6 +691,7 @@ config ARCH_RPC
select NO_IOPORT
select ARCH_SPARSEMEM_ENABLE
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
On the Acorn Risc-PC, Linux can support the internal IDE disk and
CD-ROM interface, serial and parallel port, and the floppy drive.
@@ -689,6 +710,7 @@ config ARCH_SA1100
select HAVE_SCHED_CLOCK
select TICK_ONESHOT
select ARCH_REQUIRE_GPIOLIB
+ select NEED_MACH_MEMORY_H
help
Support for StrongARM 11x0 based boards.
@@ -781,6 +803,7 @@ config ARCH_S5PV210
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C_RTC if RTC_CLASS
select HAVE_S3C2410_WATCHDOG if WATCHDOG
+ select NEED_MACH_MEMORY_H
help
Samsung S5PV210/S5PC110 series based systems
@@ -797,6 +820,7 @@ config ARCH_EXYNOS4
select HAVE_S3C_RTC if RTC_CLASS
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C2410_WATCHDOG if WATCHDOG
+ select NEED_MACH_MEMORY_H
help
Samsung EXYNOS4 series based systems
@@ -808,6 +832,7 @@ config ARCH_SHARK
select ZONE_DMA
select PCI
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
Support for the StrongARM based Digital DNARD machine, also known
as "Shark" (<http://www.shark-linux.de/shark.html>).
@@ -835,6 +860,7 @@ config ARCH_U300
select CLKDEV_LOOKUP
select HAVE_MACH_CLKDEV
select GENERIC_GPIO
+ select NEED_MACH_MEMORY_H
help
Support for ST-Ericsson U300 series mobile platforms.