1# SPDX-License-Identifier: GPL-2.0+ 2# 3# (C) Copyright 2000-2006 4# Wolfgang Denk, DENX Software Engineering, wd@denx.de. 5 6extra-$(CONFIG_SPL_BUILD) := start.o 7 8obj-y = clock.o mxs.o iomux.o timer.o 9 10ifdef CONFIG_SPL_BUILD 11obj-y += spl_boot.o spl_lradc_init.o spl_mem_init.o spl_power_init.o 12endif 13 14# Specify the target for use in elftosb call 15MKIMAGE_TARGET-$(CONFIG_MX23) = mxsimage$(CONFIG_SPL_FRAMEWORK:%=-spl).mx23.cfg 16MKIMAGE_TARGET-$(CONFIG_MX28) = mxsimage$(CONFIG_SPL_FRAMEWORK:%=-spl).mx28.cfg 17 18# Generate HAB-capable IVT 19# 20# Note on computing the post-IVT size field value for the U-Boot binary. 21# The value is the result of adding the following: 22# -> The size of U-Boot binary aligned to 64B (u-boot.bin) 23# -> The size of IVT block aligned to 64B (u-boot.ivt) 24# -> The size of U-Boot signature (u-boot.sig), 3904 B 25# -> The 64B hole in front of U-Boot binary for 'struct mxs_spl_data' passing 26# 27quiet_cmd_mkivt_mxs = MXSIVT $@ 28cmd_mkivt_mxs = \ 29 sz=`expr \`stat -c "%s" $^\` + 64 + 3904 + 128` ; \ 30 echo -n "0x402000d1 $2 0 0 0 $3 $4 0 $$sz 0 0 0 0 0 0 0" | \ 31 tr -s " " | xargs -d " " -i printf "%08x\n" "{}" | rev | \ 32 sed "s/\(.\)\(.\)/\\\\\\\\x\2\1\n/g" | xargs -i printf "{}" >$@ 33 34# Align binary to 64B 35quiet_cmd_mkalign_mxs = MXSALGN $@ 36cmd_mkalign_mxs = \ 37 dd if=$^ of=$@ ibs=64 conv=sync 2>/dev/null && \ 38 mv $@ $^ 39 40# Assemble the CSF file 41quiet_cmd_mkcsfreq_mxs = MXSCSFR $@ 42cmd_mkcsfreq_mxs = \ 43 ivt=$(word 1,$^) ; \ 44 bin=$(word 2,$^) ; \ 45 csf=$(word 3,$^) ; \ 46 sed "s@VENDOR@$(VENDOR)@g;s@BOARD@$(BOARD)@g" "$$csf" | \ 47 sed '/^\#\#Blocks/ d' > $@ ; \ 48 echo " Blocks = $2 0x0 `stat -c '%s' $$bin` \"$$bin\" , \\" >> $@ ; \ 49 echo " $3 0x0 0x40 \"$$ivt\"" >> $@ 50 51# Sign files 52quiet_cmd_mkcst_mxs = MXSCST $@ 53cmd_mkcst_mxs = cst -o $@ < $^ \ 54 $(if $(KBUILD_VERBOSE:1=), >/dev/null) 55 56spl/u-boot-spl.ivt: spl/u-boot-spl.bin 57 $(call if_changed,mkalign_mxs) 58 $(call if_changed,mkivt_mxs,$(CONFIG_SPL_TEXT_BASE),\ 59 0x00008000,0x00008040) 60 61u-boot.ivt: u-boot.bin 62 $(call if_changed,mkalign_mxs) 63 $(call if_changed,mkivt_mxs,$(CONFIG_SYS_TEXT_BASE),\ 64 0x40001000,0x40001040) 65 66spl/u-boot-spl.csf: spl/u-boot-spl.ivt spl/u-boot-spl.bin board/$(VENDOR)/$(BOARD)/sign/u-boot-spl.csf 67 $(call if_changed,mkcsfreq_mxs,$(CONFIG_SPL_TEXT_BASE),0x8000) 68 69u-boot.csf: u-boot.ivt u-boot.bin board/$(VENDOR)/$(BOARD)/sign/u-boot.csf 70 $(call if_changed,mkcsfreq_mxs,$(CONFIG_SYS_TEXT_BASE),0x40001000) 71 72%.sig: %.csf 73 $(call if_changed,mkcst_mxs) 74 75MKIMAGEFLAGS_u-boot.sb = -n $< -T mxsimage 76u-boot.sb: $(src)/$(MKIMAGE_TARGET-y) u-boot.bin spl/u-boot-spl.bin FORCE 77 $(call if_changed,mkimage) 78 79MKIMAGEFLAGS_u-boot-signed.sb = -n $< -T mxsimage 80u-boot-signed.sb: $(src)/mxsimage-signed.cfg u-boot.ivt u-boot.sig spl/u-boot-spl.ivt spl/u-boot-spl.sig FORCE 81 $(call if_changed,mkimage) 82