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44 changes: 40 additions & 4 deletions Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -51,10 +51,19 @@ endef

define add-vendor-sbat
$(OBJCOPY) --add-section ".$(patsubst %.csv,%,$(1))=$(1)" $(2)
endef

define add-skusi
$(OBJCOPY) --add-section ".$(patsubst %.bin,%,$(1))=$(1)" $(2)
endef

SBATPATH = $(TOPDIR)/data/sbat.csv
SBATLEVELLATESTPATH = $(TOPDIR)/data/sbat_level_latest.csv
SBATLEVELAUTOMATICPATH = $(TOPDIR)/data/sbat_level_automatic.csv
SSPVLATESTPATH = $(TOPDIR)/data/SkuSiPolicy_Version_latest.bin
SSPSLATESTPATH = $(TOPDIR)/data/SkuSiPolicy_latest.bin
SSPVAUTOMATICPATH = $(TOPDIR)/data/SkuSiPolicy_Version_automatic.bin
SSPSAUTOMATICPATH = $(TOPDIR)/data/SkuSiPolicy_automatic.bin
VENDOR_SBATS := $(sort $(foreach x,$(wildcard $(TOPDIR)/data/sbat.*.csv data/sbat.*.csv),$(notdir $(x))))

OBJFLAGS =
Expand Down Expand Up @@ -84,16 +93,25 @@ ifeq ($(ARCH),arm)
BUILDFLAGS += -ffreestanding -I$(shell $(CC) -print-file-name=include)
endif

all : certwrapper.efi
all : certmule.efi revocations.efi

certwrapper.so : sbat_data.o certwrapper.o
certwrapper.so : revocation_data.o certwrapper.o
certwrapper.so : SOLIBS=
certwrapper.so : SOFLAGS=
certwrapper.so : BUILDFLAGS+=-DVENDOR_DB
certwrapper.efi : OBJFLAGS = --strip-unneeded $(call VENDOR_DB, $<)
certwrapper.efi : SECTIONS=.text .reloc .db .sbat
certwrapper.efi : VENDOR_DB_FILE?=db.esl

revocations.so : revocation_data.o revocations.o
revocations.so : SOLIBS=
revocations.so : SOFLAGS=
revocations.efi : OBJFLAGS = --strip-unneeded
revocations.efi : SECTIONS=.text .reloc .sbat .sbatl .sbata .sspva .sspsa .sspvl .sspsl

revocations.o : certmule.o
cp certmule.o revocations.o

%.efi : %.so
ifneq ($(OBJCOPY_GTE224),1)
$(error objcopy >= 2.24 is required)
Expand All @@ -103,12 +121,30 @@ endif
$(OBJFLAGS) \
$(FORMAT) $^ $@

sbat_data.o : | $(SBATPATH) $(VENDOR_SBATS)
sbat_data.o : /dev/null
revocation_data.o : | $(SBATPATH) $(VENDOR_SBATS)
revocation_data.o : /dev/null
$(CC) $(BUILDFLAGS) -x c -c -o $@ $<
$(OBJCOPY) --add-section .sbat=$(SBATPATH) \
--set-section-flags .sbat=contents,alloc,load,readonly,data \
$@
$(OBJCOPY) --add-section .sbatl=$(SBATLEVELLATESTPATH) \
--set-section-flags .sbatl=contents,alloc,load,readonly,data \
$@
$(OBJCOPY) --add-section .sbata=$(SBATLEVELAUTOMATICPATH) \
--set-section-flags .sbata=contents,alloc,load,readonly,data \
$@
$(OBJCOPY) --add-section .sspvl=$(SSPVLATESTPATH) \
--set-section-flags .sspvl=contents,alloc,load,readonly,data \
$@
$(OBJCOPY) --add-section .sspsl=$(SSPSLATESTPATH) \
--set-section-flags .sspsl=contents,alloc,load,readonly,data \
$@
$(OBJCOPY) --add-section .sspva=$(SSPVAUTOMATICPATH) \
--set-section-flags .sspva=contents,alloc,load,readonly,data \
$@
$(OBJCOPY) --add-section .sspsa=$(SSPSAUTOMATICPATH) \
--set-section-flags .sspsa=contents,alloc,load,readonly,data \
$@
$(foreach vs,$(VENDOR_SBATS),$(call add-vendor-sbat,$(vs),$@))

%.so : %.o
Expand Down
Binary file added data/SkuSiPolicy_Version_automatic.bin
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Binary file added data/SkuSiPolicy_Version_latest.bin
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Binary file added data/SkuSiPolicy_automatic.bin
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Binary file added data/SkuSiPolicy_latest.bin
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4 changes: 4 additions & 0 deletions data/sbat_level_automatic.csv
Original file line number Diff line number Diff line change
@@ -0,0 +1,4 @@
sbat,1,2022111500
shim,2
grub,3
grub.debian,4
3 changes: 3 additions & 0 deletions data/sbat_level_latest.csv
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
sbat,1,2023100300
shim,4
grub,4