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    Subject[RFC PATCH v3 10/10] fadump: Introduce config option for firmware assisted dump feature
    From: Mahesh Salgaonkar <>

    This patch introduces a new config option CONFIG_FA_DUMP for firmware
    assisted dump feature on Powerpc (ppc64) architecture.

    Signed-off-by: Mahesh Salgaonkar <>
    arch/powerpc/Kconfig | 13 +++++++++++++
    1 files changed, 13 insertions(+), 0 deletions(-)

    diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
    index 6926b61..7ce773c 100644
    --- a/arch/powerpc/Kconfig
    +++ b/arch/powerpc/Kconfig
    @@ -379,6 +379,19 @@ config PHYP_DUMP

    If unsure, say "N"

    +config FA_DUMP
    + bool "Firmware-assisted dump"
    + depends on PPC64 && PPC_RTAS && CRASH_DUMP
    + help
    + A robust mechanism to get reliable kernel crash dump with
    + assistance from firmware. This approach does not use kexec,
    + instead firmware assists in booting the kdump kernel
    + while preserving memory contents. Firmware-assisted dump
    + is meant to be a kdump replacement offering robustness and
    + speed not possible without system firmware assistance.
    + If unsure, say "N"
    config PPCBUG_NVRAM
    bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC
    default y if PPC_PREP

     \ /
      Last update: 2011-10-31 18:17    [W:0.021 / U:17.480 seconds]
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