blob: d62aa45866e191f1309d4b3ed86702be5388331f [file] [log] [blame]
#
# Copyright (c) 2022, Google, Inc. All rights reserved
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files
# (the "Software"), to deal in the Software without restriction,
# including without limitation the rights to use, copy, modify, merge,
# publish, distribute, sublicense, and/or sell copies of the Software,
# and to permit persons to whom the Software is furnished to do so,
# subject to the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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# SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
LOCAL_DIR := $(GET_LOCAL_DIR)
MODULE := $(LOCAL_DIR)
MODULE_SRCS += \
$(LOCAL_DIR)/arm_trng.c \
MODULE_DEPS += \
trusty/kernel/lib/smc \
# Timeouts in milliseconds for the long wait warning and the printing
ARM_TRNG_LONG_WAIT_MS ?= 1000
ARM_TRNG_PRINT_MS ?= 100
# How long to sleep when out of entropy
ARM_TRNG_ENTROPY_SLEEP_NS ?= 1000000
MODULE_DEFINES += \
ARM_TRNG_LONG_WAIT_MS=$(ARM_TRNG_LONG_WAIT_MS) \
ARM_TRNG_PRINT_MS=$(ARM_TRNG_PRINT_MS) \
ARM_TRNG_ENTROPY_SLEEP_NS=$(ARM_TRNG_ENTROPY_SLEEP_NS) \
include make/module.mk