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-rw-r--r--arch/arm/cpu/arm926ejs/mxs/Makefile77
-rw-r--r--arch/arm/cpu/arm926ejs/mxs/mxsimage-signed.cfg10
2 files changed, 87 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm926ejs/mxs/Makefile b/arch/arm/cpu/arm926ejs/mxs/Makefile
index 152546eb41..540e589552 100644
--- a/arch/arm/cpu/arm926ejs/mxs/Makefile
+++ b/arch/arm/cpu/arm926ejs/mxs/Makefile
@@ -17,8 +17,85 @@ endif
MKIMAGE_TARGET-$(CONFIG_MX23) = mx23
MKIMAGE_TARGET-$(CONFIG_MX28) = mx28
+# Convert hexadecimal value to bytes
+define hex2bin
+$(shell echo -n "$1" | sed 's/0x//;s/\(..\)\(..\)\(..\)\(..\)/\4\3\2\1/;s/../\\\\x&/g')
+endef
+
+# Compute 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
+define uboot_ivt_size
+$(shell expr `stat -c "%s" $1` + 64 + 3904 + 128 | xargs printf 0x%08x)
+endef
+
$(OBJTREE)/mxsimage.cfg: $(SRCTREE)/$(CPUDIR)/$(SOC)/mxsimage.$(MKIMAGE_TARGET-y).cfg
sed "s@OBJTREE@$(OBJTREE)@g" $^ > $@
+# HAB signature is i.MX28 only
+$(OBJTREE)/mxsimage-signed.cfg: $(SRCTREE)/$(CPUDIR)/$(SOC)/mxsimage-signed.cfg
+ sed "s@OBJTREE@$(OBJTREE)@g" $^ > $@
+
+$(OBJTREE)/spl/u-boot-spl.ivt: $(OBJTREE)/spl/u-boot-spl.bin
+ # Align U-Boot SPL binary to 64B
+ dd if=$^ of=$@ ibs=64 conv=sync 2>/dev/null
+ mv $@ $^
+ # Assemble IVT, append size field and align it to 64B.
+ (echo -ne "$(call hex2bin,0x402000d1)" ; \
+ echo -ne "$(call hex2bin,$(CONFIG_SPL_TEXT_BASE))" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,0x00008000)" ; \
+ echo -ne "$(call hex2bin,0x00008040)" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,$(call uboot_ivt_size,$^))" \
+ ) | dd of=$@ ibs=64 count=1 conv=sync 2>/dev/null
+
+$(OBJTREE)/u-boot.ivt: $(OBJTREE)/u-boot.bin
+ # Align U-Boot binary to 64B
+ dd if=$^ of=$@ ibs=64 conv=sync 2>/dev/null
+ mv $@ $^
+ # Assemble IVT, append size field and align it to 64B.
+ (echo -ne "$(call hex2bin,0x402000d1)" ; \
+ echo -ne "$(call hex2bin,$(CONFIG_SYS_TEXT_BASE))" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,0x40001000)" ; \
+ echo -ne "$(call hex2bin,0x40001040)" ; \
+ echo -ne "$(call hex2bin,0x00000000)" ; \
+ echo -ne "$(call hex2bin,$(call uboot_ivt_size,$^))" \
+ ) | dd of=$@ ibs=64 count=1 conv=sync 2>/dev/null
+
+$(OBJTREE)/spl/u-boot-spl.csf: $(OBJTREE)/spl/u-boot-spl.ivt $(OBJTREE)/spl/u-boot-spl.bin $(TOPDIR)/board/$(VENDOR)/$(BOARD)/sign/u-boot-spl.csf
+ # Assemble the CSF file
+ sed "s@TOPDIR@$(TOPDIR)@g;s@VENDOR@$(VENDOR)@g;s@BOARD@$(BOARD)@g" \
+ $(word 3,$^) > $@
+ sed -i "/^##Blocks.*/ d" $@
+ echo " Blocks = $(CONFIG_SPL_TEXT_BASE) 0x0 " \
+ "`stat -c '%s' $(word 2,$^)` \"$(word 2,$^)\" , \\" \
+ >> $@
+ echo " 0x8000 0x0 0x40 \"$(word 1,$^)\"" >> $@
+
+$(OBJTREE)/u-boot.csf: $(OBJTREE)/u-boot.ivt $(OBJTREE)/u-boot.bin $(TOPDIR)/board/$(VENDOR)/$(BOARD)/sign/u-boot.csf
+ # Assemble the CSF file
+ sed "s@TOPDIR@$(TOPDIR)@g;s@VENDOR@$(VENDOR)@g;s@BOARD@$(BOARD)@g" \
+ $(word 3,$^) > $@
+ sed -i "/^##Blocks.*/ d" $@
+ echo " Blocks = $(CONFIG_SYS_TEXT_BASE) 0x0 " \
+ "`stat -c '%s' $(word 2,$^)` \"$(word 2,$^)\" , \\" \
+ >> $@
+ echo " 0x40001000 0x0 0x40 \"$(word 1,$^)\"" >> $@
+
+%.sig: %.csf
+ cst -o $@ < $^
+
+$(OBJTREE)/u-boot-signed.sb: $(OBJTREE)/u-boot.ivt $(OBJTREE)/u-boot.sig $(OBJTREE)/spl/u-boot-spl.ivt $(OBJTREE)/spl/u-boot-spl.sig $(OBJTREE)/mxsimage-signed.cfg
+ $(OBJTREE)/tools/mkimage -n $(OBJTREE)/mxsimage-signed.cfg -T mxsimage $@
+
$(OBJTREE)/u-boot.sb: $(OBJTREE)/u-boot.bin $(OBJTREE)/spl/u-boot-spl.bin $(OBJTREE)/mxsimage.cfg
$(OBJTREE)/tools/mkimage -n $(OBJTREE)/mxsimage.cfg -T mxsimage $@
diff --git a/arch/arm/cpu/arm926ejs/mxs/mxsimage-signed.cfg b/arch/arm/cpu/arm926ejs/mxs/mxsimage-signed.cfg
new file mode 100644
index 0000000000..903b6b2719
--- /dev/null
+++ b/arch/arm/cpu/arm926ejs/mxs/mxsimage-signed.cfg
@@ -0,0 +1,10 @@
+SECTION 0x0 BOOTABLE
+ TAG LAST
+ LOAD 0x1000 OBJTREE/spl/u-boot-spl.bin
+ LOAD 0x8000 OBJTREE/spl/u-boot-spl.ivt
+ LOAD 0x8040 OBJTREE/spl/u-boot-spl.sig
+ CALL HAB 0x8000 0x0
+ LOAD 0x40002000 OBJTREE/u-boot.bin
+ LOAD 0x40001000 OBJTREE/u-boot.ivt
+ LOAD 0x40001040 OBJTREE/u-boot.sig
+ CALL HAB 0x40001000 0x0
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