a few prototypes like that in existence) and therefore access to
that required register must be emulated.
-config HAS_TLS_REG
- bool
- depends on !TLS_REG_EMUL
- default y if SMP || CPU_32v7
- help
- This selects support for the CP15 thread register.
- It is defined to be available on some ARMv6 processors (including
- all SMP capable ARMv6's) or later processors. User space may
- assume directly accessing that register and always obtain the
- expected value only on ARMv7 and above.
-
config NEEDS_SYSCALL_FOR_CMPXCHG
bool
help
config ARM_DMA_MEM_BUFFERABLE
bool "Use non-cacheable memory for DMA" if CPU_V6 && !CPU_V7
+ depends on !(MACH_REALVIEW_PB1176 || REALVIEW_EB_ARM11MP || \
+ MACH_REALVIEW_PB11MP)
default y if CPU_V6 || CPU_V7
help
Historically, the kernel has used strongly ordered mappings to