On Fri, 2006-12-15 at 21:53 +0100, Pavel Pisa wrote:
> Index: linux-2.6.19-rt/include/asm-arm/atomic.h
> ===================================================================
> --- linux-2.6.19-rt.orig/include/asm-arm/atomic.h
> +++ linux-2.6.19-rt/include/asm-arm/atomic.h
> @@ -188,10 +188,10 @@ static inline unsigned long __cmpxchg(vo
> volatile unsigned long *p = ptr;
>
> if (size == 4) {
> - local_irq_save(flags);
> + raw_local_irq_save(flags);
> if ((prev = *p) == old)
> *p = new;
> - local_irq_restore(flags);
> + raw_local_irq_restore(flags);
> return(prev);
> } else
> return wrong_size_cmpxchg(ptr);
Ok
> ===================================================================
>
> Even with this patch there are some missing symbols during link stage:
> warp_check_clock_was_changed
> usecs_to_cycles
>
> The next changes allowed me to build ARM kernel with included
> high resolution timers for our board.
>
> Index: linux-2.6.19-rt/kernel/hrtimer.c
> ===================================================================
> --- linux-2.6.19-rt.orig/kernel/hrtimer.c
> +++ linux-2.6.19-rt/kernel/hrtimer.c
> @@ -33,6 +33,7 @@
>
> #include <linux/clockchips.h>
> #include <linux/cpu.h>
> +#include <linux/irq.h>
> #include <linux/module.h>
> #include <linux/percpu.h>
> #include <linux/hrtimer.h>
> Index: linux-2.6.19-rt/arch/arm/Kconfig
ok
> ===================================================================
> --- linux-2.6.19-rt.orig/arch/arm/Kconfig
> +++ linux-2.6.19-rt/arch/arm/Kconfig
> @@ -19,7 +19,11 @@ config ARM
>
> config GENERIC_TIME
> bool
> - default n
> + default y
> +
> +config GENERIC_CLOCKEVENTS
> + bool
> + default y
No. Both have to be set to default n and selected when the mach has the
support for it.
> config MMU
> bool
> @@ -203,6 +207,7 @@ config ARCH_H720X
> config ARCH_IMX
> bool "IMX"
> + select GENERIC_TIME
+ select GENERIC_CLOCKEVENTS
I fix that up.
tglx
-
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