[PATCH v2 25/25] rockchip: Drop the FIT generator script

24 Feb 2022

This is not used anymore. Drop it.
Signed-off-by: Simon Glass sjg@chromium.org
---
Changes in v2:
- Drop patches previously applied
- Add various suggestions from Alper Nebi Yasak
- Add patches to refactor binman's FIT support
Makefile                               |   3 -
 arch/arm/mach-rockchip/make_fit_atf.py | 240 -------------------------
 boot/Kconfig                           |   1 -
 3 files changed, 244 deletions(-)
 delete mode 100755 arch/arm/mach-rockchip/make_fit_atf.py

diff --git a/Makefile b/Makefile
index 7a4f95b898..f0b01a8f1b 100644
--- a/Makefile
+++ b/Makefile
@@ -1352,9 +1352,6 @@ $(U_BOOT_ITS): $(subst ",,$(CONFIG_SPL_FIT_SOURCE))
 else
 ifneq ($(CONFIG_USE_SPL_FIT_GENERATOR),)
 U_BOOT_ITS := u-boot.its
-ifeq ($(CONFIG_SPL_FIT_GENERATOR),"arch/arm/mach-rockchip/make_fit_atf.py")
-U_BOOT_ITS_DEPS += u-boot
-endif
 $(U_BOOT_ITS): $(U_BOOT_ITS_DEPS) FORCE
    $(srctree)/$(CONFIG_SPL_FIT_GENERATOR) \
    $(patsubst %,arch/$(ARCH)/dts/%.dtb,$(subst ",,$(CONFIG_OF_LIST))) > $@
diff --git a/arch/arm/mach-rockchip/make_fit_atf.py b/arch/arm/mach-rockchip/make_fit_atf.py
deleted file mode 100755
index f3224d2555..0000000000
--- a/arch/arm/mach-rockchip/make_fit_atf.py
+++ /dev/null
@@ -1,240 +0,0 @@
-#!/usr/bin/env python3
-"""
-# SPDX-License-Identifier: GPL-2.0+
-#
-# A script to generate FIT image source for rockchip boards
-# with ARM Trusted Firmware
-# and multiple device trees (given on the command line)
-#
-# usage: $0 <dt_name> [<dt_name> [<dt_name] ...]
-"""
-
-import os
-import sys
-import getopt
-import logging
-import struct
-
-DT_HEADER = """
-/*
- * This is a generated file.
- */
-/dts-v1/;
-
-/ {
-	description = "FIT image for U-Boot with bl31 (TF-A)";
-	#address-cells = <1>;
-
-	images {
-"""
-
-DT_UBOOT = """
-		uboot {
-			description = "U-Boot (64-bit)";
-			data = /incbin/("u-boot-nodtb.bin");
-			type = "standalone";
-			os = "U-Boot";
-			arch = "arm64";
-			compression = "none";
-			load = <0x%08x>;
-		};
-
-"""
-
-DT_IMAGES_NODE_END = """	};
-
-"""
-
-DT_END = "};"
-
-def append_bl31_node(file, atf_index, phy_addr, elf_entry):
-    # Append BL31 DT node to input FIT dts file.
-    data = 'bl31_0x%08x.bin' % phy_addr
-    file.write('\t\tatf_%d {\n' % atf_index)
-    file.write('\t\t\tdescription = "ARM Trusted Firmware";\n')
-    file.write('\t\t\tdata = /incbin/("%s");\n' % data)
-    file.write('\t\t\ttype = "firmware";\n')
-    file.write('\t\t\tarch = "arm64";\n')
-    file.write('\t\t\tos = "arm-trusted-firmware";\n')
-    file.write('\t\t\tcompression = "none";\n')
-    file.write('\t\t\tload = <0x%08x>;\n' % phy_addr)
-    if atf_index == 1:
-        file.write('\t\t\tentry = <0x%08x>;\n' % 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
-    for dtb in dtbs:
-        dtname = os.path.basename(dtb)
-        file.write('\t\tfdt_%d {\n' % cnt)
-        file.write('\t\t\tdescription = "%s";\n' % dtname)
-        file.write('\t\t\tdata = /incbin/("%s");\n' % dtb)
-        file.write('\t\t\ttype = "flat_dt";\n')
-        file.write('\t\t\tcompression = "none";\n')
-        file.write('\t\t};\n')
-        file.write('\n')
-        cnt = cnt + 1
-
-def append_conf_section(file, cnt, dtname, segments):
-    file.write('\t\tconfig_%d {\n' % cnt)
-    file.write('\t\t\tdescription = "%s";\n' % dtname)
-    file.write('\t\t\tfirmware = "atf_1";\n')
-    file.write('\t\t\tloadables = "uboot"')
-    if segments > 1:
-        file.write(',')
-    for i in range(1, segments):
-        file.write('"atf_%d"' % (i + 1))
-        if i != (segments - 1):
-            file.write(',')
-        else:
-            file.write(';\n')
-    if segments <= 1:
-        file.write(';\n')
-    file.write('\t\t\tfdt = "fdt_%d";\n' % cnt)
-    file.write('\t\t};\n')
-    file.write('\n')
-
-def append_conf_node(file, dtbs, segments):
-    # Append configeration nodes.
-    cnt = 1
-    file.write('\tconfigurations {\n')
-    file.write('\t\tdefault = "config_1";\n')
-    for dtb in dtbs:
-        dtname = os.path.basename(dtb)
-        append_conf_section(file, cnt, dtname, segments)
-        cnt = cnt + 1
-    file.write('\t};\n')
-    file.write('\n')
-
-def generate_atf_fit_dts_uboot(fit_file, uboot_file_name):
-    segments = unpack_elf(uboot_file_name)
-    if len(segments) != 1:
-        raise ValueError("Invalid u-boot ELF image '%s'" % 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, 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, num_segments)
-
-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")
-    else:
-        fit_file = sys.stdout
-
-    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, tee_file_name, dtbs_file_name)
-    fit_file.write(DT_END)
-
-    if fit_file_name != sys.stdout:
-        fit_file.close()
-
-def generate_atf_binary(bl31_file_name):
-    for index, entry, paddr, data in unpack_elf(bl31_file_name):
-        file_name = 'bl31_0x%08x.bin' % paddr
-        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()
-    if elf[0:7] != b'\x7fELF\x02\x01\x01' or elf[18:20] != b'\xb7\x00':
-        raise ValueError("Invalid arm64 ELF file '%s'" % filename)
-
-    e_entry, e_phoff = struct.unpack_from('<2Q', elf, 0x18)
-    e_phentsize, e_phnum = struct.unpack_from('<2H', elf, 0x36)
-    segments = []
-
-    for index in range(e_phnum):
-        offset = e_phoff + e_phentsize * index
-        p_type, p_flags, p_offset = struct.unpack_from('<LLQ', elf, offset)
-        if p_type == 1: # PT_LOAD
-            p_paddr, p_filesz = struct.unpack_from('<2Q', elf, offset + 0x18)
-            if p_filesz > 0:
-                p_data = elf[p_offset:p_offset + p_filesz]
-                segments.append((index, e_entry, p_paddr, p_data))
-    return segments
-
-def main():
-    uboot_elf = "./u-boot"
-    fit_its = sys.stdout
-    if "BL31" in os.environ:
-        bl31_elf=os.getenv("BL31");
-    elif os.path.isfile("./bl31.elf"):
-        bl31_elf = "./bl31.elf"
-    else:
-        os.system("echo 'int main(){}' > bl31.c")
-        os.system("${CROSS_COMPILE}gcc -c bl31.c -o bl31.elf")
-        bl31_elf = "./bl31.elf"
-        logging.basicConfig(format='%(levelname)s:%(message)s', level=logging.DEBUG)
-        logging.warning(' BL31 file bl31.elf NOT found, resulting binary is non-functional')
-        logging.warning(' Please read Building section in doc/README.rockchip')
-
-    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
-        elif opt == "-u":
-            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, tee_elf, uboot_elf, dtbs)
-    generate_atf_binary(bl31_elf)
-    generate_tee_binary(tee_elf)
-
-if __name__ == "__main__":
-    main()
diff --git a/boot/Kconfig b/boot/Kconfig
index ae1a37ae92..1ae5b3a793 100644
--- a/boot/Kconfig
+++ b/boot/Kconfig
@@ -280,7 +280,6 @@ config USE_SPL_FIT_GENERATOR
 config SPL_FIT_GENERATOR
    string ".its file generator script for U-Boot FIT image"
    depends on USE_SPL_FIT_GENERATOR
-	default "arch/arm/mach-rockchip/make_fit_atf.py" if SPL_LOAD_FIT && ARCH_ROCKCHIP
    default "arch/arm/mach-zynqmp/mkimage_fit_atf.sh" if SPL_LOAD_FIT && ARCH_ZYNQMP
    help
      Specifies a (platform specific) script file to generate the FIT
-- 
2.35.1.574.g5d30c73bfb-goog


    