this feature (eg, building a kernel for a single machine) and
you need to shrink the kernel to the minimal size.
-config NO_MACH_MEMORY_H
+config NEED_MACH_MEMORY_H
bool
help
- Select this when mach/memory.h is removed.
+ 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 && NO_MACH_MEMORY_H
+ depends on !ARM_PATCH_PHYS_VIRT && !NEED_MACH_MEMORY_H
help
Please provide the physical address corresponding to the
location of main memory in your system.
select GENERIC_CLOCKEVENTS
select PLAT_VERSATILE
select PLAT_VERSATILE_FPGA_IRQ
+ select NEED_MACH_MEMORY_H
help
Support for ARM's Integrator platform.
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.
select PLAT_VERSATILE_CLCD
select PLAT_VERSATILE_FPGA_IRQ
select ARM_TIMER_SP804
- select NO_MACH_MEMORY_H
help
This enables support for ARM Ltd Versatile board.
select ICST
select PLAT_VERSATILE
select PLAT_VERSATILE_CLCD
- select NO_MACH_MEMORY_H
help
This enables support for the ARM Ltd Versatile Express boards.
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.
select ARM_GIC
select MIGHT_HAVE_PCI
select PCI_DOMAINS if PCI
- select NO_MACH_MEMORY_H
help
Support for Cavium Networks CNS3XXX platform.
select CPU_FA526
select ARCH_REQUIRE_GPIOLIB
select ARCH_USES_GETTIMEOFFSET
- select NO_MACH_MEMORY_H
help
Support for the Cortina Systems Gemini family SoCs
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
select ARCH_REQUIRE_GPIOLIB
select ARCH_HAS_HOLES_MEMORYMODEL
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
This enables support for the Cirrus EP93xx series of CPUs.
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.
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
select CLKSRC_MMIO
- select NO_MACH_MEMORY_H
help
Support for Freescale MXS-based family of processors
select CPU_ARM926T
select ARM_VIC
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
This enables support for systems based on the Hilscher NetX Soc
select CPU_ARM720T
select ISA_DMA_API
select ARCH_USES_GETTIMEOFFSET
- select NO_MACH_MEMORY_H
help
This enables support for systems based on the Hynix HMS720x
select PCI
select ARCH_SUPPORTS_MSI
select VMSPLIT_1G
+ select NEED_MACH_MEMORY_H
help
Support for Intel's IOP13XX (XScale) family of processors.
select PLAT_IOP
select PCI
select ARCH_REQUIRE_GPIOLIB
- select NO_MACH_MEMORY_H
help
Support for Intel's 80219 and IOP32X (XScale) family of
processors.
select PLAT_IOP
select PCI
select ARCH_REQUIRE_GPIOLIB
- select NO_MACH_MEMORY_H
help
Support for Intel's IOP33X (XScale) family of processors.
select CPU_XSC3
select PCI
select ARCH_USES_GETTIMEOFFSET
+ select NEED_MACH_MEMORY_H
help
Support for Intel's IXP23xx (XScale) family of processors.
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.
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the Marvell Dove SoC 88AP510
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the following Marvell Kirkwood series SoCs:
88F6180, 88F6192 and 88F6281.
select CLKDEV_LOOKUP
select GENERIC_TIME
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
Support for the NXP LPC32XX family of processors
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the following Marvell MV78xx0 series SoCs:
MV781x0, MV782x0.
select ARCH_REQUIRE_GPIOLIB
select GENERIC_CLOCKEVENTS
select PLAT_ORION
- select NO_MACH_MEMORY_H
help
Support for the following Marvell Orion 5x series SoCs:
Orion-1 (5181), Orion-VoIP (5181L), Orion-NAS (5182),
select TICK_ONESHOT
select PLAT_PXA
select SPARSE_IRQ
- select NO_MACH_MEMORY_H
help
Support for Marvell's PXA168/PXA910(MMP) and MMP2 processor line.
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.
select CLKDEV_LOOKUP
select CLKSRC_MMIO
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
Support for Nuvoton (Winbond logic dept.) ARM9 processor,
At present, the w90x900 has been renamed nuc900, regarding
bool "Nuvoton NUC93X CPU"
select CPU_ARM926T
select CLKDEV_LOOKUP
- select NO_MACH_MEMORY_H
help
Support for Nuvoton (Winbond logic dept.) NUC93X MCU,The NUC93X is a
low-power and high performance MPEG-4/JPEG multimedia controller chip.
select HAVE_CLK
select HAVE_SCHED_CLOCK
select ARCH_HAS_CPUFREQ
- select NO_MACH_MEMORY_H
help
This enables support for NVIDIA Tegra based systems (Tegra APX,
Tegra 6xx and Tegra 2 series).
select CPU_ARM926T
select CLKDEV_LOOKUP
select ARCH_USES_GETTIMEOFFSET
- select NO_MACH_MEMORY_H
help
This enables support for Philips PNX4008 mobile platform.
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
select CLKDEV_LOOKUP
- select NO_MACH_MEMORY_H
help
Support for Qualcomm MSM/QSD based systems. This runs on the
apps processor of the MSM/QSD and depends on a shared memory
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.
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.
select HAVE_SCHED_CLOCK
select TICK_ONESHOT
select ARCH_REQUIRE_GPIOLIB
+ select NEED_MACH_MEMORY_H
help
Support for StrongARM 11x0 based boards.
select CLKDEV_LOOKUP
select ARCH_USES_GETTIMEOFFSET
select HAVE_S3C2410_I2C if I2C
- select NO_MACH_MEMORY_H
help
Samsung S3C2410X CPU based systems, such as the Simtec Electronics
BAST (<http://www.simtec.co.uk/products/EB110ITX/>), the IPAQ 1940 or
select HAVE_S3C2410_I2C if I2C
select HAVE_S3C_RTC if RTC_CLASS
select HAVE_S3C2410_WATCHDOG if WATCHDOG
- select NO_MACH_MEMORY_H
help
Samsung S5PC100 series based systems
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
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
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>).
select HAVE_CLK
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
- select NO_MACH_MEMORY_H
help
Support for Telechips TCC ARM926-based systems.
select CLKDEV_LOOKUP
select HAVE_MACH_CLKDEV
select GENERIC_GPIO
+ select ARCH_REQUIRE_GPIOLIB
+ select NEED_MACH_MEMORY_H
help
Support for ST-Ericsson U300 series mobile platforms.
select CLKDEV_LOOKUP
select ARCH_REQUIRE_GPIOLIB
select ARCH_HAS_CPUFREQ
- select NO_MACH_MEMORY_H
help
Support for ST-Ericsson's Ux500 architecture
select CLKDEV_LOOKUP
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
- select NO_MACH_MEMORY_H
help
Support for the Nomadik platform by ST-Ericsson
select CLKSRC_MMIO
select GENERIC_CLOCKEVENTS
select HAVE_CLK
- select NO_MACH_MEMORY_H
help
Support for ST's SPEAr platform (SPEAr3xx, SPEAr6xx and SPEAr13xx).
select GENERIC_CLOCKEVENTS
select ARCH_REQUIRE_GPIOLIB
select HAVE_PWM
- select NO_MACH_MEMORY_H
help
Support for VIA/WonderMedia VT8500/WM85xx System-on-Chip.
This workaround defines cpu_relax() as smp_mb(), preventing correctly
written polling loops from denying visibility of updates to memory.
+config ARM_ERRATA_364296
+ bool "ARM errata: Possible cache data corruption with hit-under-miss enabled"
+ depends on CPU_V6 && !SMP
+ help
+ This options enables the workaround for the 364296 ARM1136
+ r0p2 erratum (possible cache data corruption with
+ hit-under-miss enabled). It sets the undocumented bit 31 in
+ the auxiliary control register and the FI bit in the control
+ register, thus disabling hit-under-miss without putting the
+ processor into full low interrupt latency mode. ARM11MPCore
+ is not affected.
+
+config ARM_ERRATA_764369
+ bool "ARM errata: Data cache line maintenance operation by MVA may not succeed"
+ depends on CPU_V7 && SMP
+ help
+ This option enables the workaround for erratum 764369
+ affecting Cortex-A9 MPCore with two or more processors (all
+ current revisions). Under certain timing circumstances, a data
+ cache line maintenance operation by MVA targeting an Inner
+ Shareable memory region may fail to proceed up to either the
+ Point of Coherency or to the Point of Unification of the
+ system. This workaround adds a DSB instruction before the
+ relevant cache maintenance functions and sets a specific bit
+ in the diagnostic control register of the SCU.
+
endmenu
source "arch/arm/common/Kconfig"
bool
depends on CPU_FREQ && ARCH_PXA && PXA25x
default y
+ select CPU_FREQ_TABLE
select CPU_FREQ_DEFAULT_GOV_USERSPACE
config CPU_FREQ_S3C
git.openpandora.org / pandora-kernel.git / blobdiff