Changes between v1 and v2:
- Simplified the LoongArch64 gdb's backport patch and appended it to the gdb-10.2.patch.
- Add building the loongarch crash binary on an X86 64 host support.
- Fix offset_table format issues.
- Move private definitions code to loongarch64.c.
This patch set are for Crash-utility tool, it make crash tool support on
loongarch64 architecture and the common commands(bt, p, rd, mod, log, set,
dis, and so on).
The patch sets were tested on a loongArch64 Loongson-3C5000 processor. Can
successfully enter the crash command line and support for common command.
...
KERNEL: vmlinux
DUMPFILE: /proc/kcore
CPUS: 16
DATE: Thu Jul 27 19:51:21 CST 2023
UPTIME: 06:35:11
LOAD AVERAGE: 0.15, 0.03, 0.01
TASKS: 257
NODENAME: localhost.localdomain
RELEASE: 5.10.0-60.102.0.128.oe2203.loongarch64
VERSION: #1 SMP Fri Jul 14 04:17:09 UTC 2023
MACHINE: loongarch64 (2200 Mhz)
MEMORY: 64 GB
PID: 2964
COMMAND: "crash"
TASK: 9000000098805500 [THREAD_INFO: 9000000094d48000]
CPU: 6
STATE: TASK_RUNNING (ACTIVE)
crash>
crash> dis -l start_kernel
/linux-loongarch64/init/main.c: 883
0x9000000001030818 <start_kernel>: 0x0141ee40
/linux-loongarch64/init/main.c: 879
0x900000000103081c <start_kernel+4>: 0x90000000
/linux-loongarch64/init/main.c: 883
0x9000000001030820 <start_kernel+8>: addu16i.d $zero, $t8, 8179(0x1ff3)
/linux-loongarch64/init/main.c: 879
...
About the LoongArch64 Architecture:
https://www.kernel.org/doc/html/latest/loongarch/index.html
Thanks and regards,
Ming
Ming Wang (10):
Add LoongArch64 framework code support
LoongArch64: Make the crash tool successfully enter the crash command
line
LoongArch64: Add 'pte' command support
LoongArch64: Add 'mach' command support
LoongArch64: Add 'bt' command support
LoongArch64: Add 'help -m/M' command support
LoongArch64: Add 'help -r' command support
LoongArch64: Add 'irq' command support
LoongArch64: Add "--kaslr" command line option support
LoongArch64: Add LoongArch64 architecture support information
Makefile | 7 +-
README | 4 +-
configure.c | 39 +-
crash.8 | 2 +-
defs.h | 164 +-
diskdump.c | 24 +-
gdb-10.2.patch | 12818 ++++++++++++++++++++++++++++++++++++++++++
help.c | 13 +-
lkcd_vmdump_v1.h | 2 +-
lkcd_vmdump_v2_v3.h | 5 +-
loongarch64.c | 1366 +++++
main.c | 3 +-
netdump.c | 27 +-
ramdump.c | 2 +
symbols.c | 33 +-
15 files changed, 14484 insertions(+), 25 deletions(-)
create mode 100644 loongarch64.c
base-commit: 55a43bcefa20161c7e56ed0e309e90e941f47efc
--
2.39.2
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