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fdt: add libfdt support
Signed-off-by: liaoao <liaoao@xiaomi.com>
This commit is contained in:
liaoao
Xiang Xiao
parent
b185f8d889
commit
74dddfe92b
6 changed files with 128 additions and 0 deletions
2
libs/libc/.gitignore
vendored
2
libs/libc/.gitignore
vendored
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@ -1,2 +1,4 @@
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/exec_symtab.c
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/modlib_symtab.c
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/dtc
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/dtc.zip
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@ -32,3 +32,4 @@ source "libs/libc/symtab/Kconfig"
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source "libs/libc/stream/Kconfig"
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source "libs/libc/regex/Kconfig"
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source "libs/libc/gpsutils/Kconfig"
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source "libs/libc/fdt/Kconfig"
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@ -68,6 +68,7 @@ include uuid/Make.defs
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include wchar/Make.defs
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include wctype/Make.defs
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include wqueue/Make.defs
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include fdt/Make.defs
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# Use double delim to fix windows native build and give an error:
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# makefile:132: *** target mode do not include“%”. stop.
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44
libs/libc/fdt/CMakeLists.txt
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libs/libc/fdt/CMakeLists.txt
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@ -0,0 +1,44 @@
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# ##############################################################################
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# libs/libc/fdt/CMakeLists.txt
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more contributor
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# license agreements. See the NOTICE file distributed with this work for
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# additional information regarding copyright ownership. The ASF licenses this
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# file to you under the Apache License, Version 2.0 (the "License"); you may not
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# use this file except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations under
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# the License.
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#
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# ##############################################################################
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if(CONFIG_LIBFDT)
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set(VERSION CONFIG_LIBFDT_DTC_VERSION)
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FetchContent_Declare(
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dtc URL https://github.com/dgibson/dtc/archive/v$(VERSION).zip)
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FetchContent_Populate(dtc)
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FetchContent_GetProperties(dtc)
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set(SRCS
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fdt.c
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fdt_ro.c
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fdt_wip.c
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fdt_sw.c
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fdt_rw.c
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fdt_strerror.c
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fdt_empty_tree.c
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fdt_addresses.c
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fdt_overlay.c
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fdt_check.c)
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list(TRANSFORM SRCS PREPEND ${dtc_SOURCE_DIR}/libfdt/)
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target_sources(c PRIVATE ${SRCS})
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target_include_directories(c PRIVATE ${dtc_SOURCE_DIR}/libfdt)
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endif()
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20
libs/libc/fdt/Kconfig
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20
libs/libc/fdt/Kconfig
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@ -0,0 +1,20 @@
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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config LIBFDT
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bool "Flattened Device Tree Library"
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default n
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---help---
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Enable or disable Flattened Device Tree Library features.
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if LIBFDT
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config LIBFDT_DTC_VERSION
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string "LIBFDT DTC Version"
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default "1.7.0"
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---help---
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Version of DTC source code to download from github.
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endif # LIBFDT
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60
libs/libc/fdt/Make.defs
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60
libs/libc/fdt/Make.defs
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@ -0,0 +1,60 @@
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############################################################################
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# libs/libc/fdt/Make.defs
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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ifeq ($(CONFIG_LIBFDT),y)
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VERSION=$(CONFIG_LIBFDT_DTC_VERSION)
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# Download and unpack tarball if no git repo found
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ifeq ($(wildcard dtc/.git),)
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dtc:
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$(call DOWNLOAD,https://github.com/dgibson/dtc/archive,v$(VERSION).zip,dtc.zip)
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$(Q) unzip -o dtc.zip
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$(Q) mv dtc-$(VERSION) dtc
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else
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dtc:
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endif
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context:: dtc
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CSRCS += fdt.c
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CSRCS += fdt_ro.c
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CSRCS += fdt_wip.c
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CSRCS += fdt_sw.c
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CSRCS += fdt_rw.c
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CSRCS += fdt_strerror.c
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CSRCS += fdt_empty_tree.c
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CSRCS += fdt_addresses.c
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CSRCS += fdt_overlay.c
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CSRCS += fdt_check.c
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CFLAGS += ${INCDIR_PREFIX}$(TOPDIR)$(DELIM)libs$(DELIM)libc$(DELIM)dtc$(DELIM)libfdt$(DELIM)
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VPATH += dtc/libfdt
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SUBDIRS += dtc/libfdt
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DEPPATH += --dep-path dtc/libfdt
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distclean::
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ifeq ($(wildcard dtc/.git),)
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$(call DELDIR, dtc)
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$(call DELFILE, dtc.zip)
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endif
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endif
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