mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-10 15:14:43 +00:00
rockchip: Drop the FIT generator script
This is not used anymore. Drop it. Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
parent
31f35e83b1
commit
12c3e948ee
3 changed files with 0 additions and 271 deletions
3
Makefile
3
Makefile
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@ -1365,9 +1365,6 @@ $(U_BOOT_ITS): $(subst ",,$(CONFIG_SPL_FIT_SOURCE))
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else
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ifneq ($(CONFIG_USE_SPL_FIT_GENERATOR),)
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U_BOOT_ITS := u-boot.its
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ifeq ($(CONFIG_SPL_FIT_GENERATOR),"arch/arm/mach-rockchip/make_fit_atf.py")
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U_BOOT_ITS_DEPS += u-boot
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endif
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$(U_BOOT_ITS): $(U_BOOT_ITS_DEPS) FORCE
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$(srctree)/$(CONFIG_SPL_FIT_GENERATOR) \
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$(patsubst %,arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) > $@
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@ -1,267 +0,0 @@
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#!/usr/bin/env python3
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"""
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# SPDX-License-Identifier: GPL-2.0+
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#
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# A script to generate FIT image source for rockchip boards
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# with ARM Trusted Firmware
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# and multiple device trees (given on the command line)
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#
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# usage: $0 <dt_name> [<dt_name> [<dt_name] ...]
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"""
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import os
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import sys
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import getopt
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import logging
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import struct
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DT_HEADER = """
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/*
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* This is a generated file.
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*/
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/dts-v1/;
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/ {
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description = "FIT image for U-Boot with bl31 (TF-A)";
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#address-cells = <1>;
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images {
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"""
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DT_UBOOT = """
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uboot {
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description = "U-Boot (64-bit)";
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data = /incbin/("u-boot-nodtb.bin");
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type = "standalone";
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os = "U-Boot";
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arch = "arm64";
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compression = "none";
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load = <0x%08x>;
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};
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"""
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DT_IMAGES_NODE_END = """ };
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"""
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DT_END = "};"
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def append_bl31_node(file, atf_index, phy_addr, elf_entry):
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# Append BL31 DT node to input FIT dts file.
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data = 'bl31_0x%08x.bin' % phy_addr
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file.write('\t\tatf_%d {\n' % atf_index)
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file.write('\t\t\tdescription = \"ARM Trusted Firmware\";\n')
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file.write('\t\t\tdata = /incbin/("%s");\n' % data)
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file.write('\t\t\ttype = "firmware";\n')
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file.write('\t\t\tarch = "arm64";\n')
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file.write('\t\t\tos = "arm-trusted-firmware";\n')
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file.write('\t\t\tcompression = "none";\n')
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file.write('\t\t\tload = <0x%08x>;\n' % phy_addr)
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if atf_index == 1:
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file.write('\t\t\tentry = <0x%08x>;\n' % elf_entry)
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file.write('\t\t};\n')
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file.write('\n')
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def append_tee_node(file, atf_index, phy_addr, elf_entry):
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# Append TEE DT node to input FIT dts file.
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data = 'tee_0x%08x.bin' % phy_addr
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file.write('\t\tatf_%d {\n' % atf_index)
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file.write('\t\t\tdescription = \"TEE\";\n')
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file.write('\t\t\tdata = /incbin/("%s");\n' % data)
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file.write('\t\t\ttype = "tee";\n')
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file.write('\t\t\tarch = "arm64";\n')
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file.write('\t\t\tos = "tee";\n')
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file.write('\t\t\tcompression = "none";\n')
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file.write('\t\t\tload = <0x%08x>;\n' % phy_addr)
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file.write('\t\t\tentry = <0x%08x>;\n' % elf_entry)
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file.write('\t\t};\n')
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file.write('\n')
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def append_fdt_node(file, dtbs):
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# Append FDT nodes.
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cnt = 1
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for dtb in dtbs:
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dtname = os.path.basename(dtb)
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file.write('\t\tfdt_%d {\n' % cnt)
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file.write('\t\t\tdescription = "%s";\n' % dtname)
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file.write('\t\t\tdata = /incbin/("%s");\n' % dtb)
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file.write('\t\t\ttype = "flat_dt";\n')
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file.write('\t\t\tcompression = "none";\n')
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file.write('\t\t};\n')
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file.write('\n')
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cnt = cnt + 1
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def append_conf_section(file, cnt, dtname, segments):
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file.write('\t\tconfig_%d {\n' % cnt)
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file.write('\t\t\tdescription = "%s";\n' % dtname)
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file.write('\t\t\tfirmware = "atf_1";\n')
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file.write('\t\t\tloadables = "uboot"')
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if segments > 1:
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file.write(',')
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for i in range(1, segments):
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file.write('"atf_%d"' % (i + 1))
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if i != (segments - 1):
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file.write(',')
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else:
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file.write(';\n')
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if segments <= 1:
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file.write(';\n')
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file.write('\t\t\tfdt = "fdt_%d";\n' % cnt)
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file.write('\t\t};\n')
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file.write('\n')
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def append_conf_node(file, dtbs, segments):
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# Append configeration nodes.
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cnt = 1
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file.write('\tconfigurations {\n')
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file.write('\t\tdefault = "config_1";\n')
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for dtb in dtbs:
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dtname = os.path.basename(dtb)
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append_conf_section(file, cnt, dtname, segments)
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cnt = cnt + 1
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file.write('\t};\n')
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file.write('\n')
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def generate_atf_fit_dts_uboot(fit_file, uboot_file_name):
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segments = unpack_elf(uboot_file_name)
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if len(segments) != 1:
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raise ValueError("Invalid u-boot ELF image '%s'" % uboot_file_name)
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index, entry, p_paddr, data = segments[0]
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fit_file.write(DT_UBOOT % p_paddr)
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def generate_atf_fit_dts_bl31(fit_file, bl31_file_name, tee_file_name, dtbs_file_name):
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segments = unpack_elf(bl31_file_name)
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for index, entry, paddr, data in segments:
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append_bl31_node(fit_file, index + 1, paddr, entry)
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num_segments = len(segments)
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if tee_file_name:
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tee_segments = unpack_tee_file(tee_file_name)
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for index, entry, paddr, data in tee_segments:
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append_tee_node(fit_file, num_segments + index + 1, paddr, entry)
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num_segments = num_segments + len(tee_segments)
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append_fdt_node(fit_file, dtbs_file_name)
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fit_file.write(DT_IMAGES_NODE_END)
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append_conf_node(fit_file, dtbs_file_name, num_segments)
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def generate_atf_fit_dts(fit_file_name, bl31_file_name, tee_file_name, uboot_file_name, dtbs_file_name):
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# Generate FIT script for ATF image.
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if fit_file_name != sys.stdout:
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fit_file = open(fit_file_name, "wb")
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else:
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fit_file = sys.stdout
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fit_file.write(DT_HEADER)
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generate_atf_fit_dts_uboot(fit_file, uboot_file_name)
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generate_atf_fit_dts_bl31(fit_file, bl31_file_name, tee_file_name, dtbs_file_name)
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fit_file.write(DT_END)
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if fit_file_name != sys.stdout:
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fit_file.close()
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def generate_atf_binary(bl31_file_name):
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for index, entry, paddr, data in unpack_elf(bl31_file_name):
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file_name = 'bl31_0x%08x.bin' % paddr
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with open(file_name, "wb") as atf:
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atf.write(data)
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def generate_tee_binary(tee_file_name):
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if tee_file_name:
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for index, entry, paddr, data in unpack_tee_file(tee_file_name):
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file_name = 'tee_0x%08x.bin' % paddr
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with open(file_name, "wb") as atf:
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atf.write(data)
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def unpack_elf(filename):
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with open(filename, 'rb') as file:
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elf = file.read()
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if elf[0:7] != b'\x7fELF\x02\x01\x01' or elf[18:20] != b'\xb7\x00':
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raise ValueError("Invalid arm64 ELF file '%s'" % filename)
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e_entry, e_phoff = struct.unpack_from('<2Q', elf, 0x18)
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e_phentsize, e_phnum = struct.unpack_from('<2H', elf, 0x36)
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segments = []
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for index in range(e_phnum):
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offset = e_phoff + e_phentsize * index
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p_type, p_flags, p_offset = struct.unpack_from('<LLQ', elf, offset)
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if p_type == 1: # PT_LOAD
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p_paddr, p_filesz = struct.unpack_from('<2Q', elf, offset + 0x18)
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if p_filesz > 0:
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p_data = elf[p_offset:p_offset + p_filesz]
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segments.append((index, e_entry, p_paddr, p_data))
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return segments
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def unpack_tee_file(filename):
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if filename.endswith('.elf'):
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return unpack_elf(filename)
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with open(filename, 'rb') as file:
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bin = file.read()
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segments = []
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if bin[0:5] == b'OPTE\x01':
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# OP-TEE v1 format (tee.bin)
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init_sz, start_hi, start_lo, _, paged_sz = struct.unpack_from('<5I',
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bin,
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0x8)
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if paged_sz != 0:
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raise ValueError("OP-TEE paged mode not supported")
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e_entry = (start_hi << 32) + start_lo
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p_addr = e_entry
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p_data = bin[0x1c:]
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if len(p_data) != init_sz:
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raise ValueError("Invalid file '%s': size mismatch "
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"(expected %d, have %d)" % (filename, init_sz,
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len(p_data)))
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segments.append((0, e_entry, p_addr, p_data))
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else:
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raise ValueError("Unknown format for TEE file '%s'" % filename)
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return segments
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def main():
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uboot_elf = "./u-boot"
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fit_its = sys.stdout
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if "BL31" in os.environ:
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bl31_elf=os.getenv("BL31");
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elif os.path.isfile("./bl31.elf"):
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bl31_elf = "./bl31.elf"
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else:
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os.system("echo 'int main(){}' > bl31.c")
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os.system("${CROSS_COMPILE}gcc -c bl31.c -o bl31.elf")
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bl31_elf = "./bl31.elf"
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logging.basicConfig(format='%(levelname)s:%(message)s', level=logging.DEBUG)
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logging.warning(' BL31 file bl31.elf NOT found, resulting binary is non-functional')
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logging.warning(' Please read Building section in doc/README.rockchip')
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if "TEE" in os.environ:
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tee_file = os.getenv("TEE")
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elif os.path.isfile("./tee.bin"):
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tee_file = "./tee.bin"
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elif os.path.isfile("./tee.elf"):
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tee_file = "./tee.elf"
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else:
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tee_file = ""
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opts, args = getopt.getopt(sys.argv[1:], "o:u:b:t:h")
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for opt, val in opts:
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if opt == "-o":
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fit_its = val
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elif opt == "-u":
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uboot_elf = val
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elif opt == "-b":
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bl31_elf = val
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elif opt == "-t":
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tee_file = val
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elif opt == "-h":
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print(__doc__)
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sys.exit(2)
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dtbs = args
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generate_atf_fit_dts(fit_its, bl31_elf, tee_file, uboot_elf, dtbs)
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generate_atf_binary(bl31_elf)
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generate_tee_binary(tee_file)
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if __name__ == "__main__":
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main()
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@ -287,7 +287,6 @@ config USE_SPL_FIT_GENERATOR
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config SPL_FIT_GENERATOR
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string ".its file generator script for U-Boot FIT image"
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depends on USE_SPL_FIT_GENERATOR
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default "arch/arm/mach-rockchip/make_fit_atf.py" if SPL_LOAD_FIT && ARCH_ROCKCHIP
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default "arch/arm/mach-zynqmp/mkimage_fit_atf.sh" if SPL_LOAD_FIT && ARCH_ZYNQMP
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help
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Specifies a (platform specific) script file to generate the FIT
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