From mboxrd@z Thu Jan 1 00:00:00 1970 From: janboe.ye@gmail.com (Janboe Ye) Date: Fri, 23 Apr 2010 11:05:56 +0800 Subject: [PATCH 0/8] Initial implementation of kdump for ARM In-Reply-To: <20100422120308.GD26418@gw.healthdatacare.com> References: <20100422120308.GD26418@gw.healthdatacare.com> Message-ID: <20100423030556.GA8012@localhost.localdomain> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org I am trying this. But it seems need to do a lot work to make kdump to work on other omap3 board. Janboe On Thu, Apr 22, 2010 at 03:03:08PM +0300, Mika Westerberg wrote: > On Tue, Apr 20, 2010 at 11:50:46AM +0300, Mika Westerberg wrote: > > Hello, > > > > This is revised series of kdump code, now without "RFC"-prefix. Original > > series can be found here: > > > > http://lists.infradead.org/pipermail/linux-arm-kernel/2010-March/012353.html > > > > Changes to previous version: > > - crash_setup_regs() uses Russell's suggestion for saving registers > > - copy_oldmem_page() code is changed to use ioremap() > > - there is no need for special 'mem=' parameters > > > > I've been testing this on my N900. > > > > I have patches for kexec-tools ready and send them once this kernel part is > > accepted. > > Hi, > > Any comments on this? > > Thanks, > MW > > > > > As a sidenote: I got crashkernel booting correctly just by modifying PHYS_OFFSET > > and mach/Makefile.boot for my platform. So it is enough just to pass 'mem=size' > > to dump capture kernel. This is documented in Kconfig CONFIG_CRASH_DUMP. > > > > Regards, > > MW > > > > Mika Westerberg (8): > > arm: kdump: reserve memory for crashkernel > > arm: kdump: implement crash_setup_regs() > > arm: kdump: implement machine_crash_shutdown() > > arm: kdump: skip indirection page when crashing > > arm: kdump: implement copy_oldmem_page() > > arm: allow passing an ELF64 header to elf_check_arch() > > arm: kdump: add support for elfcorehdr= parameter > > arm: kdump: add CONFIG_CRASH_DUMP Kconfig option > > > > arch/arm/Kconfig | 12 ++++++ > > arch/arm/include/asm/elf.h | 4 +- > > arch/arm/include/asm/kexec.h | 22 +++++++++- > > arch/arm/kernel/Makefile | 1 + > > arch/arm/kernel/crash_dump.c | 58 ++++++++++++++++++++++++++++ > > arch/arm/kernel/elf.c | 6 ++- > > arch/arm/kernel/machine_kexec.c | 4 ++ > > arch/arm/kernel/relocate_kernel.S | 6 +++ > > arch/arm/kernel/setup.c | 76 +++++++++++++++++++++++++++++++++++++ > > 9 files changed, 182 insertions(+), 7 deletions(-) > > create mode 100644 arch/arm/kernel/crash_dump.c > > > > > > _______________________________________________ > > linux-arm-kernel mailing list > > linux-arm-kernel at lists.infradead.org > > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel at lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel