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    Subject[RFC patch 11/15] LTTng timestamp powerpc
    Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
    CC: benh@kernel.crashing.org
    CC: paulus@samba.org
    CC: linux-arch@vger.kernel.org
    ---
    arch/powerpc/Kconfig | 1 +
    include/asm-powerpc/ltt.h | 37 +++++++++++++++++++++++++++++++++++++
    2 files changed, 38 insertions(+)

    Index: linux-2.6-lttng/include/asm-powerpc/ltt.h
    ===================================================================
    --- /dev/null 1970-01-01 00:00:00.000000000 +0000
    +++ linux-2.6-lttng/include/asm-powerpc/ltt.h 2008-10-16 19:18:51.000000000 -0400
    @@ -0,0 +1,37 @@
    +/*
    + * Copyright (C) 2005, Mathieu Desnoyers
    + *
    + * POWERPC definitions for tracing system
    + */
    +
    +#ifndef _ASM_POWERPC_LTT_H
    +#define _ASM_POWERPC_LTT_H
    +
    +#include <linux/timex.h>
    +#include <asm/time.h>
    +#include <asm/processor.h>
    +
    +static inline u32 ltt_get_timestamp32(void)
    +{
    + return get_tbl();
    +}
    +
    +static inline u64 ltt_get_timestamp64(void)
    +{
    + return get_tb();
    +}
    +
    +static inline void ltt_add_timestamp(unsigned long ticks)
    +{ }
    +
    +static inline unsigned int ltt_frequency(void)
    +{
    + return tb_ticks_per_sec;
    +}
    +
    +static inline u32 ltt_freq_scale(void)
    +{
    + return 1;
    +}
    +
    +#endif /* _ASM_POWERPC_LTT_H */
    Index: linux-2.6-lttng/arch/powerpc/Kconfig
    ===================================================================
    --- linux-2.6-lttng.orig/arch/powerpc/Kconfig 2008-10-16 19:14:07.000000000 -0400
    +++ linux-2.6-lttng/arch/powerpc/Kconfig 2008-10-16 19:20:22.000000000 -0400
    @@ -115,6 +115,7 @@ config PPC
    select HAVE_IOREMAP_PROT
    select HAVE_EFFICIENT_UNALIGNED_ACCESS
    select HAVE_KPROBES
    + select HAVE_LTT_CLOCK
    select HAVE_ARCH_KGDB
    select HAVE_KRETPROBES
    select HAVE_ARCH_TRACEHOOK
    --
    Mathieu Desnoyers
    Computer Engineering Ph.D. Student, Ecole Polytechnique de Montreal
    OpenPGP key fingerprint: 8CD5 52C3 8E3C 4140 715F BA06 3F25 A8FE 3BAE 9A68


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