diff options
Diffstat (limited to 'src/soc/nvidia/tegra210/lp0/Makefile')
-rw-r--r-- | src/soc/nvidia/tegra210/lp0/Makefile | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/soc/nvidia/tegra210/lp0/Makefile b/src/soc/nvidia/tegra210/lp0/Makefile new file mode 100644 index 0000000000..9dfe4b41f3 --- /dev/null +++ b/src/soc/nvidia/tegra210/lp0/Makefile @@ -0,0 +1,58 @@ +################################################################################ +## +## Copyright 2014 Google Inc. +## +## This program is free software; you can redistribute it and/or modify +## it under the terms of the GNU General Public License as published by +## the Free Software Foundation; version 2 of the License. +## +## This program is distributed in the hope that it will be useful, +## but WITHOUT ANY WARRANTY; without even the implied warranty of +## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +## GNU General Public License for more details. +## +## You should have received a copy of the GNU General Public License +## along with this program; if not, write to the Free Software +## Foundation, Inc. +## +################################################################################ + +CC = $(GCC_PREFIX)gcc +NM = $(GCC_PREFIX)nm +OBJCOPY = $(GCC_PREFIX)objcopy + +OPENSSL = openssl +DD = dd +CP = cp +MV = mv +RM = rm + +SIGKEY = 00000000000000000000000000000000 + +.PHONY: all +all: tegra_lp0_resume.fw + +tegra_lp0_resume.elf: tegra_lp0_resume.ld tegra_lp0_resume.c + $(CC) -marm -march=armv4t -mno-unaligned-access -nostdlib -static \ + -Os -fpie -Wl,--build-id=none -ggdb3 -T tegra_lp0_resume.ld \ + -o $@ $(filter %.c,$+) + +tegra_lp0_resume.fw: tegra_lp0_resume.elf + @# Get rid of any files we're about to create. + $(RM) -f $@.nosig $@.sig $@.tosig + @# Convert the ELF image into a binary image. + $(OBJCOPY) -O binary $< $@.nosig + @# Extract the part of the binary which needs to be signed. + $(DD) bs=1 skip=544 if=$@.nosig of=$@.tosig + @# Calculate a signature for that part. + $(OPENSSL) dgst -mac cmac -macopt cipher:aes-128-cbc \ + -macopt hexkey:$(SIGKEY) -md5 -binary \ + $@.tosig > $@.sig + @# Inject the signature into the binary image's header. + $(DD) conv=notrunc bs=1 seek=272 count=16 if=$@.sig of=$@.nosig + @# Copy the signed binary to the target file name. + $(MV) $@.nosig $@ + +clean: + $(RM) -f tegra_lp0_resume.fw tegra_lp0_resume.fw.sig + $(RM) -f tegra_lp0_resume.fw.tosig tegra_lp0_resume.elf |