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trustfence: set STM-specific variables for signing 

These variables build TF-A with authentication support and build
a signed FIP image.

Signed-off-by: Hector Palacios <hector.palacios@digi.com>
This commit is contained in:
Hector Palacios 2023-04-13 09:17:10 +02:00
parent 74ed606339
commit 9c34c0e1eb
1 changed files with 11 additions and 0 deletions
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11
meta-digi-dey/classes/trustfence.bbclass
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@ -59,6 +59,17 @@ python () {
d.setVar("TRUSTFENCE_DEK_PATH", d.getVar("TRUSTFENCE_SIGN_KEYS_PATH") + "/dek.bin");
if (d.getVar("TRUSTFENCE_SIGN") == "1"):
# Set STM-specific variables for signing images
if (d.getVar("DEY_SOC_VENDOR") == "STM"):
d.setVar("TF_A_SIGN_ENABLE", "1")
d.setVar("FIP_SIGN_ENABLE", "1")
d.setVar("FIP_SIGN_KEY_EXTERNAL", "1")
if (d.getVar("DIGI_SOM") == "ccmp15" ):
d.setVar("FIP_SIGN_KEY", d.getVar("TRUSTFENCE_SIGN_KEYS_PATH") + "/keys/privateKey00.pem");
elif (d.getVar("DIGI_SOM") == "ccmp13" ):
d.setVar("FIP_SIGN_KEY", d.getVar("TRUSTFENCE_SIGN_KEYS_PATH") + "/keys/privateKey0%s.pem" % d.getVar("TRUSTFENCE_KEY_INDEX"));
d.setVar("TRUSTFENCE_PASSWORD_FILE", d.getVar("TRUSTFENCE_SIGN_KEYS_PATH") + "/keys/key_pass.txt")
d.appendVar("UBOOT_TF_CONF", "CONFIG_SIGN_IMAGE=y CONFIG_AUTH_ARTIFACTS=y ")
if (d.getVar("TRUSTFENCE_READ_ONLY_ROOTFS") == "1"):
d.appendVar("UBOOT_TF_CONF", "CONFIG_AUTHENTICATE_SQUASHFS_ROOTFS=y ")