Re: [Crash-utility] [PATCH v2 00/17] Add MIPS64 support
Hi, Lianbo
Thank you for your reply.
On 04/16/2021 05:43 PM, lijiang wrote:
Hi, Youling
Thank you for the update.
在 2021年03月16日 17:39, crash-utility-request(a)redhat.com 写道:
> Date: Tue, 16 Mar 2021 17:38:35 +0800
> From: Youling Tang <tangyouling(a)loongson.cn>
> To: Kazuhito Hagio <k-hagio-ab(a)nec.com>, crash-utility(a)redhat.com
> Cc: tangyouling(a)loongson.cn, Huacai Chen <chenhuacai(a)loongson.cn>
> Subject: [Crash-utility] [PATCH v2 00/17] Add MIPS64 support
> Message-ID:
> <1615887532-23722-1-git-send-email-tangyouling(a)loongson.cn>
> Content-Type: text/plain; charset=UTF-8
>
> Initial support is limited to the 64-bit MIPS kernel, configured as little
> endian. Regarding dump file types, vmcore and makedumpfile tools can be
> used to dump compressed dumpfile files. Does not supports running a live
> kernel.
>
There seem to be some limitations and unimplemented features. Do you have
any plans to complete the remaining work? If I was wrong, please correct me.
Yes,
there are some limitations, just to implement some commonly used
functions.
In the follow-up process, if some problems are found, I will try to
solve them.
Thanks,
Youling
BTW:
I have no MIPS machines, more things need to rely on MIPS engineers. Can other
MIPS engineers help to test this patch?
Thanks.
Lianbo
> The changes were tested on a mips64 Loongson-3A4000 processor. Can
> successfully enter the crash command line and support for common
> commands, such as bt, vtop, log commands, etc.
>
> Youling Tang (17):
> Add MIPS64 framework code support
> MIPS64: Support getting regs from kdump dumpfiles
> MIPS64: Add gdb patch for Loongson machine
> MIPS64: Make the crash tool successfully enter the crash command line
> MIPS64: Add 'pte' command support
> MIPS64: Add 'dis' command support
> MIPS64: Fix display memory size issue
> MIPS64: Add to get processor speed
> MIPS64: Add 'mach' command support
> MIPS64: Add basic support for the 'bt' command
> MIPS64: Fixes for the gathering of the active task registers for the
> 'bt' command
> MIPS64: Add 'bt -f' command support
> MIPS64: Add 'bt -l' command support
> MIPS64: Add the realization of verify symbol
> MIPS64: Add 'help -m/M' command support
> MIPS64: Add 'help -r' command support
> MIPS64: Add mips64 architecture support information
>
> Makefile | 7 +-
> README | 4 +-
> configure.c | 33 +-
> defs.h | 139 +++++-
> diskdump.c | 26 +-
> gdb-7.6.patch | 21 +-
> help.c | 4 +-
> lkcd_vmdump_v2_v3.h | 3 +-
> memory.c | 32 +-
> mips64.c | 1365 +++++++++++++++++++++++++++++++++++++++++++++++++++
> netdump.c | 6 +-
> symbols.c | 10 +
> 12 files changed, 1621 insertions(+), 29 deletions(-)
> create mode 100644 mips64.c
>
> -- 2.1.0