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# SPDX-License-Identifier: GPL-2.0+
#
# (C) Copyright 2000-2006
# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
extra-$(CONFIG_SPL_BUILD) := start.o
obj-y = clock.o mxs.o iomux.o timer.o
ifdef CONFIG_SPL_BUILD
obj-y += spl_boot.o spl_lradc_init.o spl_mem_init.o spl_power_init.o
endif
# Specify the target for use in elftosb call
MKIMAGE_TARGET-$(CONFIG_MX23) = mxsimage$(CONFIG_SPL_FRAMEWORK:%=-spl).mx23.cfg
MKIMAGE_TARGET-$(CONFIG_MX28) = mxsimage$(CONFIG_SPL_FRAMEWORK:%=-spl).mx28.cfg
# Generate HAB-capable IVT
#
# Note on computing the post-IVT size field value for the U-Boot binary.
# The value is the result of adding the following:
# -> The size of U-Boot binary aligned to 64B (u-boot.bin)
# -> The size of IVT block aligned to 64B (u-boot.ivt)
# -> The size of U-Boot signature (u-boot.sig), 3904 B
# -> The 64B hole in front of U-Boot binary for 'struct mxs_spl_data' passing
#
quiet_cmd_mkivt_mxs = MXSIVT $@
cmd_mkivt_mxs = \
sz=`expr \`stat -c "%s" $^\` + 64 + 3904 + 128` ; \
echo -n "0x402000d1 $2 0 0 0 $3 $4 0 $$sz 0 0 0 0 0 0 0" | \
tr -s " " | xargs -d " " -i printf "%08x\n" "{}" | rev | \
sed "s/\(.\)\(.\)/\\\\\\\\x\2\1\n/g" | xargs -i printf "{}" >$@
# Align binary to 64B
quiet_cmd_mkalign_mxs = MXSALGN $@
cmd_mkalign_mxs = \
dd if=$^ of=$@ ibs=64 conv=sync 2>/dev/null && \
mv $@ $^
# Assemble the CSF file
quiet_cmd_mkcsfreq_mxs = MXSCSFR $@
cmd_mkcsfreq_mxs = \
ivt=$(word 1,$^) ; \
bin=$(word 2,$^) ; \
csf=$(word 3,$^) ; \
sed "s@VENDOR@$(VENDOR)@g;s@BOARD@$(BOARD)@g" "$$csf" | \
sed '/^\#\#Blocks/ d' > $@ ; \
echo " Blocks = $2 0x0 `stat -c '%s' $$bin` \"$$bin\" , \\" >> $@ ; \
echo " $3 0x0 0x40 \"$$ivt\"" >> $@
# Sign files
quiet_cmd_mkcst_mxs = MXSCST $@
cmd_mkcst_mxs = cst -o $@ < $^ \
$(if $(KBUILD_VERBOSE:1=), >/dev/null)
spl/u-boot-spl.ivt: spl/u-boot-spl.bin
$(call if_changed,mkalign_mxs)
$(call if_changed,mkivt_mxs,$(CONFIG_SPL_TEXT_BASE),\
0x00008000,0x00008040)
u-boot.ivt: u-boot.bin
$(call if_changed,mkalign_mxs)
$(call if_changed,mkivt_mxs,$(CONFIG_TEXT_BASE),\
0x40001000,0x40001040)
spl/u-boot-spl.csf: spl/u-boot-spl.ivt spl/u-boot-spl.bin board/$(VENDOR)/$(BOARD)/sign/u-boot-spl.csf
$(call if_changed,mkcsfreq_mxs,$(CONFIG_SPL_TEXT_BASE),0x8000)
u-boot.csf: u-boot.ivt u-boot.bin board/$(VENDOR)/$(BOARD)/sign/u-boot.csf
$(call if_changed,mkcsfreq_mxs,$(CONFIG_TEXT_BASE),0x40001000)
%.sig: %.csf
$(call if_changed,mkcst_mxs)
MKIMAGEFLAGS_u-boot.sb = -n $< -T mxsimage
u-boot.sb: $(src)/$(MKIMAGE_TARGET-y) u-boot.bin spl/u-boot-spl.bin FORCE
$(call if_changed,mkimage)
MKIMAGEFLAGS_u-boot-signed.sb = -n $< -T mxsimage
u-boot-signed.sb: $(src)/mxsimage-signed.cfg u-boot.ivt u-boot.sig spl/u-boot-spl.ivt spl/u-boot-spl.sig FORCE
$(call if_changed,mkimage)
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