select GENERIC_ATOMIC64 if (!CPU_32v6K || !AEABI)
select HAVE_OPROFILE if (HAVE_PERF_EVENTS)
select HAVE_ARCH_KGDB
- select HAVE_KPROBES if (!XIP_KERNEL)
+ select HAVE_KPROBES if (!XIP_KERNEL && !THUMB2_KERNEL)
select HAVE_KRETPROBES if (HAVE_KPROBES)
select HAVE_FUNCTION_TRACER if (!XIP_KERNEL)
select HAVE_FTRACE_MCOUNT_RECORD if (!XIP_KERNEL)
select HAVE_DYNAMIC_FTRACE if (!XIP_KERNEL)
+ select HAVE_FUNCTION_GRAPH_TRACER if (!THUMB2_KERNEL)
select HAVE_GENERIC_DMA_COHERENT
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_LZO
config IWMMXT
bool "Enable iWMMXt support"
- depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK
- default y if PXA27x || PXA3xx || ARCH_MMP
+ depends on CPU_XSCALE || CPU_XSC3 || CPU_MOHAWK || CPU_PJ4
+ default y if PXA27x || PXA3xx || PXA95x || ARCH_MMP
help
Enable support for iWMMXt context switching at run time if
running on a CPU that supports it.
depends on EXPERIMENTAL
depends on GENERIC_CLOCKEVENTS
depends on REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP || \
- MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 ||\
- ARCH_S5PV310 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4
+ MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4 || \
+ ARCH_S5PV310 || ARCH_TEGRA || ARCH_U8500 || ARCH_VEXPRESS_CA9X4 || \
+ ARCH_MSM_SCORPIONMP
select USE_GENERIC_SMP_HELPERS
- select HAVE_ARM_SCU
+ select HAVE_ARM_SCU if !ARCH_MSM_SCORPIONMP
help
This enables support for systems with more than one CPU. If you have
a system with only one CPU, like most personal computers, say N. If
config HOTPLUG_CPU
bool "Support for hot-pluggable CPUs (EXPERIMENTAL)"
depends on SMP && HOTPLUG && EXPERIMENTAL
+ depends on !ARCH_MSM
help
Say Y here to experiment with turning CPUs off and on. CPUs
can be controlled through /sys/devices/system/cpu.
bool "Use local timer interrupts"
depends on SMP
default y
- select HAVE_ARM_TWD
+ select HAVE_ARM_TWD if !ARCH_MSM_SCORPIONMP
help
Enable support for local timers on SMP platforms, rather then the
legacy IPI broadcast method. Local timers allows the system
config THUMB2_KERNEL
bool "Compile the kernel in Thumb-2 mode"
- depends on CPU_V7 && EXPERIMENTAL
+ depends on CPU_V7 && !CPU_V6 && EXPERIMENTAL
select AEABI
select ARM_ASM_UNIFIED
help
config FPE_NWFPE
bool "NWFPE math emulation"
- depends on !AEABI || OABI_COMPAT
+ depends on (!AEABI || OABI_COMPAT) && !THUMB2_KERNEL
---help---
Say Y to include the NWFPE floating point emulator in the kernel.
This is necessary to run most binaries. Linux does not currently
CPPFLAGS_vmlinux.lds := -DTEXT_OFFSET=$(TEXT_OFFSET)
AFLAGS_head.o := -DTEXT_OFFSET=$(TEXT_OFFSET)
-ifdef CONFIG_DYNAMIC_FTRACE
+ifdef CONFIG_FUNCTION_TRACER
CFLAGS_REMOVE_ftrace.o = -pg
endif
obj-$(CONFIG_HAVE_ARM_SCU) += smp_scu.o
obj-$(CONFIG_HAVE_ARM_TWD) += smp_twd.o
obj-$(CONFIG_DYNAMIC_FTRACE) += ftrace.o
+obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += ftrace.o
obj-$(CONFIG_KEXEC) += machine_kexec.o relocate_kernel.o
obj-$(CONFIG_KPROBES) += kprobes.o kprobes-decode.o
obj-$(CONFIG_ATAGS_PROC) += atags.o
obj-$(CONFIG_CPU_XSCALE) += xscale-cp0.o
obj-$(CONFIG_CPU_XSC3) += xscale-cp0.o
obj-$(CONFIG_CPU_MOHAWK) += xscale-cp0.o
+ obj-$(CONFIG_CPU_PJ4) += pj4-cp0.o
obj-$(CONFIG_IWMMXT) += iwmmxt.o
obj-$(CONFIG_CPU_HAS_PMU) += pmu.o
obj-$(CONFIG_HW_PERF_EVENTS) += perf_event.o
@
@ set desired IRQ state, then call main handler
@
+ debug_entry r1
msr cpsr_c, r9
mov r2, sp
bl do_DataAbort
#else
bl CPU_PABORT_HANDLER
#endif
+ debug_entry r1
msr cpsr_c, r9 @ Maybe enable interrupts
mov r2, sp @ regs
bl do_PrefetchAbort @ call abort handler
@
@ IRQs on, then call the main handler
@
+ debug_entry r1
enable_irq
mov r2, sp
adr lr, BSYM(ret_from_exception)
#else
bl CPU_PABORT_HANDLER
#endif
+ debug_entry r1
enable_irq @ Enable interrupts
mov r2, sp @ regs
bl do_PrefetchAbort @ call abort handler
* A special ghost syscall is used for that (see traps.c).
*/
stmfd sp!, {r7, lr}
- ldr r7, =1f @ it's 20 bits
+ ldr r7, 1f @ it's 20 bits
swi __ARM_NR_cmpxchg
ldmfd sp!, {r7, pc}
1: .word __ARM_NR_cmpxchg