add wifi6 8852be driver

hc

2024-12-19 9370bb92b2d16684ee45cf24e879c93c509162da

 kernel/arch/s390/purgatory/Makefile
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..
@@ -4,11 +4,13 @@
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 purgatory-y := head.o purgatory.o string.o sha256.o mem.o
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-targets += $(purgatory-y) purgatory.ro kexec-purgatory.c
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+targets += $(purgatory-y) purgatory.lds purgatory purgatory.chk purgatory.ro
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 PURGATORY_OBJS = $(addprefix $(obj)/,$(purgatory-y))
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-$(obj)/sha256.o: $(srctree)/lib/sha256.c FORCE
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+$(obj)/sha256.o: $(srctree)/lib/crypto/sha256.c FORCE
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 	$(call if_changed_rule,cc_o_c)
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+
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+CFLAGS_sha256.o := -D__DISABLE_EXPORTS
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 $(obj)/mem.o: $(srctree)/arch/s390/lib/mem.S FORCE
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 	$(call if_changed_rule,as_o_S)
..
..
@@ -18,22 +20,35 @@
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 UBSAN_SANITIZE := n
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 KASAN_SANITIZE := n
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-LDFLAGS_purgatory.ro := -e purgatory_start -r --no-undefined -nostdlib
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-LDFLAGS_purgatory.ro += -z nodefaultlib
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 KBUILD_CFLAGS := -fno-strict-aliasing -Wall -Wstrict-prototypes
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 KBUILD_CFLAGS += -Wno-pointer-sign -Wno-sign-compare
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 KBUILD_CFLAGS += -fno-zero-initialized-in-bss -fno-builtin -ffreestanding
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 KBUILD_CFLAGS += -c -MD -Os -m64 -msoft-float -fno-common
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+KBUILD_CFLAGS += -fno-stack-protector
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+KBUILD_CFLAGS += -DDISABLE_BRANCH_PROFILING
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+KBUILD_CFLAGS += $(CLANG_FLAGS)
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 KBUILD_CFLAGS += $(call cc-option,-fno-PIE)
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 KBUILD_AFLAGS := $(filter-out -DCC_USING_EXPOLINE,$(KBUILD_AFLAGS))
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-$(obj)/purgatory.ro: $(PURGATORY_OBJS) FORCE
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+# Since we link purgatory with -r unresolved symbols are not checked, so we
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+# also link a purgatory.chk binary without -r to check for unresolved symbols.
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+PURGATORY_LDFLAGS := -nostdlib -z nodefaultlib
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+LDFLAGS_purgatory := -r $(PURGATORY_LDFLAGS) -T
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+LDFLAGS_purgatory.chk := -e purgatory_start $(PURGATORY_LDFLAGS)
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+$(obj)/purgatory: $(obj)/purgatory.lds $(PURGATORY_OBJS) FORCE
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 		$(call if_changed,ld)
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-quiet_cmd_bin2c = BIN2C   $@
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-      cmd_bin2c = $(objtree)/scripts/bin2c kexec_purgatory < $< > $@
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+$(obj)/purgatory.chk: $(obj)/purgatory FORCE
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+		$(call if_changed,ld)
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-$(obj)/kexec-purgatory.c: $(obj)/purgatory.ro FORCE
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-	$(call if_changed,bin2c)
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+OBJCOPYFLAGS_purgatory.ro := -O elf64-s390
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+OBJCOPYFLAGS_purgatory.ro += --remove-section='*debug*'
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+OBJCOPYFLAGS_purgatory.ro += --remove-section='.comment'
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+OBJCOPYFLAGS_purgatory.ro += --remove-section='.note.*'
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+$(obj)/purgatory.ro: $(obj)/purgatory $(obj)/purgatory.chk FORCE
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+		$(call if_changed,objcopy)
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+
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+$(obj)/kexec-purgatory.o: $(obj)/kexec-purgatory.S $(obj)/purgatory.ro FORCE
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+	$(call if_changed_rule,as_o_S)
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 obj-$(CONFIG_ARCH_HAS_KEXEC_PURGATORY) += kexec-purgatory.o