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backtrace: Add a command

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Add a new 'backtrace' command which prints the current call stack, which
is useful for debugging. The command is enabled by CONFIG_CMD_BACKTRACE

Add docs and a test.

Co-developed-by: Claude <noreply@anthropic.com>
Signed-off-by: Simon Glass <simon.glass@canonical.com>
This commit is contained in:
Simon Glass
2025-11-28 05:27:29 -07:00
committed by Simon Glass
parent 14b0a3e2e0
commit b174084ef9
7 changed files with 114 additions and 0 deletions
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test/cmd/Makefile
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@@ -14,6 +14,7 @@ obj-y += exit.o
obj-$(CONFIG_X86) += cpuid.o msr.o
obj-$(CONFIG_CMD_ADDR_FIND) += addr_find.o
obj-$(CONFIG_CMD_ADDRMAP) += addrmap.o
obj-$(CONFIG_CMD_BACKTRACE) += backtrace.o
obj-$(CONFIG_CMD_BDI) += bdinfo.o
obj-$(CONFIG_CMD_BOOTSTAGE) += bootstage.o
obj-$(CONFIG_CMD_CHID) += chid.o