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authorPhilippe Reynes <philippe.reynes@softathome.com>2019-12-18 18:25:41 +0100
committerTom Rini <trini@konsulko.com>2020-01-17 10:15:49 -0500
commit7298e422504ef4455160216b9b7a1baa1169283f (patch)
tree35e93c2a2a6c11b683523b657593bd93ef5fd978 /tools/Makefile
parent1c6cd16de810f88c27c5c945a30e0e9f3842df68 (diff)
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mkimage: fit: add support to encrypt image with aes
This commit add the support of encrypting image with aes in mkimage. To enable the ciphering, a node cipher with a reference to a key and IV (Initialization Vector) must be added to the its file. Then mkimage add the encrypted image to the FIT and add the key and IV to the u-boot device tree. Signed-off-by: Philippe Reynes <philippe.reynes@softathome.com>
Diffstat (limited to 'tools/Makefile')
-rw-r--r--tools/Makefile14
1 files changed, 13 insertions, 1 deletions
diff --git a/tools/Makefile b/tools/Makefile
index 345bc84..051127a 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -59,6 +59,7 @@ hostprogs-$(CONFIG_CMD_BOOTEFI_SELFTEST) += file2include
FIT_OBJS-$(CONFIG_FIT) := fit_common.o fit_image.o image-host.o common/image-fit.o
FIT_SIG_OBJS-$(CONFIG_FIT_SIGNATURE) := common/image-sig.o
+FIT_CIPHER_OBJS-$(CONFIG_FIT_CIPHER) := common/image-cipher.o
# The following files are synced with upstream DTC.
# Use synced versions from scripts/dtc/libfdt/.
@@ -75,6 +76,9 @@ RSA_OBJS-$(CONFIG_FIT_SIGNATURE) := $(addprefix lib/rsa/, \
rsa-sign.o rsa-verify.o rsa-checksum.o \
rsa-mod-exp.o)
+AES_OBJS-$(CONFIG_FIT_CIPHER) := $(addprefix lib/aes/, \
+ aes-encrypt.o)
+
ROCKCHIP_OBS = lib/rc4.o rkcommon.o rkimage.o rksd.o rkspi.o
# common objs for dumpimage and mkimage
@@ -82,6 +86,7 @@ dumpimage-mkimage-objs := aisimage.o \
atmelimage.o \
$(FIT_OBJS-y) \
$(FIT_SIG_OBJS-y) \
+ $(FIT_CIPHER_OBJS-y) \
common/bootm.o \
lib/crc32.o \
default_image.o \
@@ -116,7 +121,8 @@ dumpimage-mkimage-objs := aisimage.o \
gpimage.o \
gpimage-common.o \
mtk_image.o \
- $(RSA_OBJS-y)
+ $(RSA_OBJS-y) \
+ $(AES_OBJS-y)
dumpimage-objs := $(dumpimage-mkimage-objs) dumpimage.o
mkimage-objs := $(dumpimage-mkimage-objs) mkimage.o
@@ -137,6 +143,12 @@ HOST_EXTRACFLAGS += -DCONFIG_FIT_SIGNATURE
HOST_EXTRACFLAGS += -DCONFIG_FIT_SIGNATURE_MAX_SIZE=$(CONFIG_FIT_SIGNATURE_MAX_SIZE)
endif
+ifdef CONFIG_FIT_CIPHER
+# This affects include/image.h, but including the board config file
+# is tricky, so manually define this options here.
+HOST_EXTRACFLAGS += -DCONFIG_FIT_CIPHER
+endif
+
ifdef CONFIG_SYS_U_BOOT_OFFS
HOSTCFLAGS_kwbimage.o += -DCONFIG_SYS_U_BOOT_OFFS=$(CONFIG_SYS_U_BOOT_OFFS)
endif