diff options
Diffstat (limited to 'arch/arm/mach-rockchip/make_fit_atf.py')
| -rwxr-xr-x | arch/arm/mach-rockchip/make_fit_atf.py | 52 |
1 files changed, 46 insertions, 6 deletions
diff --git a/arch/arm/mach-rockchip/make_fit_atf.py b/arch/arm/mach-rockchip/make_fit_atf.py index 585edcf9d5..3c045a5e17 100755 --- a/arch/arm/mach-rockchip/make_fit_atf.py +++ b/arch/arm/mach-rockchip/make_fit_atf.py @@ -63,6 +63,21 @@ def append_bl31_node(file, atf_index, phy_addr, elf_entry): file.write('\t\t};\n') file.write('\n') +def append_tee_node(file, atf_index, phy_addr, elf_entry): + # Append TEE DT node to input FIT dts file. + data = 'tee_0x%08x.bin' % phy_addr + file.write('\t\tatf_%d {\n' % atf_index) + file.write('\t\t\tdescription = \"TEE\";\n') + file.write('\t\t\tdata = /incbin/("%s");\n' % data) + file.write('\t\t\ttype = "tee";\n') + file.write('\t\t\tarch = "arm64";\n') + file.write('\t\t\tos = "tee";\n') + file.write('\t\t\tcompression = "none";\n') + file.write('\t\t\tload = <0x%08x>;\n' % phy_addr) + file.write('\t\t\tentry = <0x%08x>;\n' % elf_entry) + file.write('\t\t};\n') + file.write('\n') + def append_fdt_node(file, dtbs): # Append FDT nodes. cnt = 1 @@ -115,15 +130,23 @@ def generate_atf_fit_dts_uboot(fit_file, uboot_file_name): index, entry, p_paddr, data = segments[0] fit_file.write(DT_UBOOT % p_paddr) -def generate_atf_fit_dts_bl31(fit_file, bl31_file_name, dtbs_file_name): +def generate_atf_fit_dts_bl31(fit_file, bl31_file_name, tee_file_name, dtbs_file_name): segments = unpack_elf(bl31_file_name) for index, entry, paddr, data in segments: append_bl31_node(fit_file, index + 1, paddr, entry) + num_segments = len(segments) + + if tee_file_name: + tee_segments = unpack_elf(tee_file_name) + for index, entry, paddr, data in tee_segments: + append_tee_node(fit_file, num_segments + index + 1, paddr, entry) + num_segments = num_segments + len(tee_segments) + append_fdt_node(fit_file, dtbs_file_name) fit_file.write(DT_IMAGES_NODE_END) - append_conf_node(fit_file, dtbs_file_name, len(segments)) + append_conf_node(fit_file, dtbs_file_name, num_segments) -def generate_atf_fit_dts(fit_file_name, bl31_file_name, uboot_file_name, dtbs_file_name): +def generate_atf_fit_dts(fit_file_name, bl31_file_name, tee_file_name, uboot_file_name, dtbs_file_name): # Generate FIT script for ATF image. if fit_file_name != sys.stdout: fit_file = open(fit_file_name, "wb") @@ -132,7 +155,7 @@ def generate_atf_fit_dts(fit_file_name, bl31_file_name, uboot_file_name, dtbs_fi fit_file.write(DT_HEADER) generate_atf_fit_dts_uboot(fit_file, uboot_file_name) - generate_atf_fit_dts_bl31(fit_file, bl31_file_name, dtbs_file_name) + generate_atf_fit_dts_bl31(fit_file, bl31_file_name, tee_file_name, dtbs_file_name) fit_file.write(DT_END) if fit_file_name != sys.stdout: @@ -144,6 +167,13 @@ def generate_atf_binary(bl31_file_name): with open(file_name, "wb") as atf: atf.write(data) +def generate_tee_binary(tee_file_name): + if tee_file_name: + for index, entry, paddr, data in unpack_elf(tee_file_name): + file_name = 'tee_0x%08x.bin' % paddr + with open(file_name, "wb") as atf: + atf.write(data) + def unpack_elf(filename): with open(filename, 'rb') as file: elf = file.read() @@ -178,7 +208,14 @@ def main(): logging.warning(' BL31 file bl31.elf NOT found, resulting binary is non-functional') logging.warning(' Please read Building section in doc/README.rockchip') - opts, args = getopt.getopt(sys.argv[1:], "o:u:b:h") + if "TEE" in os.environ: + tee_elf = os.getenv("TEE") + elif os.path.isfile("./tee.elf"): + tee_elf = "./tee.elf" + else: + tee_elf = "" + + opts, args = getopt.getopt(sys.argv[1:], "o:u:b:t:h") for opt, val in opts: if opt == "-o": fit_its = val @@ -186,14 +223,17 @@ def main(): uboot_elf = val elif opt == "-b": bl31_elf = val + elif opt == "-t": + tee_elf = val elif opt == "-h": print(__doc__) sys.exit(2) dtbs = args - generate_atf_fit_dts(fit_its, bl31_elf, uboot_elf, dtbs) + generate_atf_fit_dts(fit_its, bl31_elf, tee_elf, uboot_elf, dtbs) generate_atf_binary(bl31_elf) + generate_tee_binary(tee_elf) if __name__ == "__main__": main() |