diff options
Diffstat (limited to 'arch/arm/Kconfig')
| -rw-r--r-- | arch/arm/Kconfig | 83 |
1 files changed, 46 insertions, 37 deletions
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 96839d9ee35..43449305961 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -197,15 +197,21 @@ config ARM_PATCH_PHYS_VIRT depends on !XIP_KERNEL && MMU depends on !ARCH_REALVIEW || !SPARSEMEM help - Patch phys-to-virt translation functions at runtime according to - the position of the kernel in system memory. + Patch phys-to-virt and virt-to-phys translation functions at + boot and module load time according to the position of the + kernel in system memory. - This can only be used with non-XIP with MMU kernels where - the base of physical memory is at a 16MB boundary. + 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. config ARM_PATCH_PHYS_VIRT_16BIT def_bool y depends on ARM_PATCH_PHYS_VIRT && ARCH_MSM + help + This option extends the physical to virtual translation patching + to allow physical memory down to a theoretical minimum of 64K + boundaries. source "init/Kconfig" @@ -297,6 +303,7 @@ config ARCH_BCMRING depends on MMU select CPU_V6 select ARM_AMBA + select ARM_TIMER_SP804 select CLKDEV_LOOKUP select GENERIC_CLOCKEVENTS select ARCH_WANT_OPTIONAL_GPIOLIB @@ -366,6 +373,7 @@ config ARCH_MXC select GENERIC_CLOCKEVENTS select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP + select CLKSRC_MMIO select HAVE_SCHED_CLOCK help Support for Freescale MXC/iMX-based family of processors @@ -375,21 +383,13 @@ config ARCH_MXS select GENERIC_CLOCKEVENTS select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP + select CLKSRC_MMIO help Support for Freescale MXS-based family of processors -config ARCH_STMP3XXX - bool "Freescale STMP3xxx" - select CPU_ARM926T - select CLKDEV_LOOKUP - select ARCH_REQUIRE_GPIOLIB - select GENERIC_CLOCKEVENTS - select USB_ARCH_HAS_EHCI - help - Support for systems based on the Freescale 3xxx CPUs. - config ARCH_NETX bool "Hilscher NetX based" + select CLKSRC_MMIO select CPU_ARM926T select ARM_VIC select GENERIC_CLOCKEVENTS @@ -457,6 +457,7 @@ config ARCH_IXP2000 config ARCH_IXP4XX bool "IXP4xx-based" depends on MMU + select CLKSRC_MMIO select CPU_XSCALE select GENERIC_GPIO select GENERIC_CLOCKEVENTS @@ -497,6 +498,7 @@ config ARCH_LOKI config ARCH_LPC32XX bool "NXP LPC32XX" + select CLKSRC_MMIO select CPU_ARM926T select ARCH_REQUIRE_GPIOLIB select HAVE_IDE @@ -554,23 +556,12 @@ config ARCH_KS8695 Support for Micrel/Kendin KS8695 "Centaur" (ARM922T) based System-on-Chip devices. -config ARCH_NS9XXX - bool "NetSilicon NS9xxx" - select CPU_ARM926T - select GENERIC_GPIO - select GENERIC_CLOCKEVENTS - select HAVE_CLK - help - Say Y here if you intend to run this kernel on a NetSilicon NS9xxx - System. - - <http://www.digi.com/products/microprocessors/index.jsp> - config ARCH_W90X900 bool "Nuvoton W90X900 CPU" select CPU_ARM926T select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP + select CLKSRC_MMIO select GENERIC_CLOCKEVENTS help Support for Nuvoton (Winbond logic dept.) ARM9 processor, @@ -592,6 +583,7 @@ config ARCH_NUC93X config ARCH_TEGRA bool "NVIDIA Tegra" select CLKDEV_LOOKUP + select CLKSRC_MMIO select GENERIC_TIME select GENERIC_CLOCKEVENTS select GENERIC_GPIO @@ -617,6 +609,7 @@ config ARCH_PXA select ARCH_MTD_XIP select ARCH_HAS_CPUFREQ select CLKDEV_LOOKUP + select CLKSRC_MMIO select ARCH_REQUIRE_GPIOLIB select GENERIC_CLOCKEVENTS select HAVE_SCHED_CLOCK @@ -667,6 +660,7 @@ config ARCH_RPC config ARCH_SA1100 bool "SA1100-based" + select CLKSRC_MMIO select CPU_SA1100 select ISA select ARCH_SPARSEMEM_ENABLE @@ -803,6 +797,7 @@ config ARCH_SHARK config ARCH_TCC_926 bool "Telechips TCC ARM926-based systems" + select CLKSRC_MMIO select CPU_ARM926T select HAVE_CLK select CLKDEV_LOOKUP @@ -813,6 +808,7 @@ config ARCH_TCC_926 config ARCH_U300 bool "ST-Ericsson U300 Series" depends on MMU + select CLKSRC_MMIO select CPU_ARM926T select HAVE_SCHED_CLOCK select HAVE_TCM @@ -874,6 +870,7 @@ config PLAT_SPEAR select ARM_AMBA select ARCH_REQUIRE_GPIOLIB select CLKDEV_LOOKUP + select CLKSRC_MMIO select GENERIC_CLOCKEVENTS select HAVE_CLK help @@ -951,8 +948,6 @@ source "arch/arm/mach-netx/Kconfig" source "arch/arm/mach-nomadik/Kconfig" source "arch/arm/plat-nomadik/Kconfig" -source "arch/arm/mach-ns9xxx/Kconfig" - source "arch/arm/mach-nuc93x/Kconfig" source "arch/arm/plat-omap/Kconfig" @@ -1005,8 +1000,6 @@ source "arch/arm/mach-exynos4/Kconfig" source "arch/arm/mach-shmobile/Kconfig" -source "arch/arm/plat-stmp3xxx/Kconfig" - source "arch/arm/mach-tegra/Kconfig" source "arch/arm/mach-u300/Kconfig" @@ -1033,6 +1026,7 @@ config PLAT_IOP config PLAT_ORION bool + select CLKSRC_MMIO select HAVE_SCHED_CLOCK config PLAT_PXA @@ -1043,6 +1037,7 @@ config PLAT_VERSATILE config ARM_TIMER_SP804 bool + select CLKSRC_MMIO source arch/arm/mm/Kconfig @@ -1318,8 +1313,7 @@ menu "Kernel Features" source "kernel/time/Kconfig" config SMP - bool "Symmetric Multi-Processing (EXPERIMENTAL)" - depends on EXPERIMENTAL + bool "Symmetric Multi-Processing" depends on CPU_V6K || CPU_V7 depends on GENERIC_CLOCKEVENTS depends on REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || \ @@ -1521,8 +1515,8 @@ config ARCH_SELECT_MEMORY_MODEL def_bool ARCH_SPARSEMEM_ENABLE config HIGHMEM - bool "High Memory Support (EXPERIMENTAL)" - depends on MMU && EXPERIMENTAL + bool "High Memory Support" + depends on MMU help The address space of ARM processors is only 4 Gigabytes large and it has to accommodate user address space, kernel address @@ -1742,16 +1736,31 @@ config CMDLINE time by entering them here. As a minimum, you should specify the memory size and the root device (e.g., mem=64M root=/dev/nfs). +choice + prompt "Kernel command line type" if CMDLINE != "" + default CMDLINE_FROM_BOOTLOADER + +config CMDLINE_FROM_BOOTLOADER + bool "Use bootloader kernel arguments if available" + help + Uses the command-line options passed by the boot loader. If + the boot loader doesn't provide any, the default kernel command + string provided in CMDLINE will be used. + +config CMDLINE_EXTEND + bool "Extend bootloader kernel arguments" + help + The command-line arguments provided by the boot loader will be + appended to the default kernel command string. + config CMDLINE_FORCE bool "Always use the default kernel command string" - depends on CMDLINE != "" help Always use the default kernel command string, even if the boot loader passes other arguments to the kernel. This is useful if you cannot or don't want to change the command-line options your boot loader passes to the kernel. - - If unsure, say N. +endchoice config XIP_KERNEL bool "Kernel Execute-In-Place from ROM" |