add driver 5G

hc

2024-01-31 f9004dbfff8a3fbbd7e2a88c8a4327c7f2f8e5b2

 kernel/arch/x86/purgatory/Makefile
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@@ -14,6 +14,11 @@
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 CFLAGS_sha256.o := -D__DISABLE_EXPORTS
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+# When profile-guided optimization is enabled, llvm emits two different
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+# overlapping text sections, which is not supported by kexec. Remove profile
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+# optimization flags.
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+KBUILD_CFLAGS := $(filter-out -fprofile-sample-use=% -fprofile-use=%,$(KBUILD_CFLAGS))
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+
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 # When linking purgatory.ro with -r unresolved symbols are not checked,
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 # also link a purgatory.chk binary without -r to check for unresolved symbols.
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 PURGATORY_LDFLAGS := -e purgatory_start -nostdlib -z nodefaultlib
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@@ -64,8 +69,7 @@
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 CFLAGS_REMOVE_string.o		+= $(PURGATORY_CFLAGS_REMOVE)
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 CFLAGS_string.o			+= $(PURGATORY_CFLAGS)
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-AFLAGS_REMOVE_setup-x86_$(BITS).o	+= -Wa,-gdwarf-2
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-AFLAGS_REMOVE_entry64.o			+= -Wa,-gdwarf-2
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+asflags-remove-y		+= -g -Wa,-gdwarf-2
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 $(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
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 		$(call if_changed,ld)