Issue #123: better support dtb/dts
● support dumping /proc/device-tree from a running rooted Android ● support editing standalone dtb filepull/140/head
cfig
2 years ago
parent
ec6f4780a6
commit
e5c6a41ede
@ -0,0 +1,83 @@
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package packable
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import cfig.bootimg.Common
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import cfig.helper.Helper
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import cfig.helper.Helper.Companion.check_call
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import cfig.helper.Helper.Companion.check_output
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import cfig.helper.Helper.Companion.deleteIfExists
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import cfig.packable.IPackable
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import cfig.utils.DTC
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import org.slf4j.LoggerFactory
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import java.io.File
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class DeviceTreeParser : IPackable {
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override fun capabilities(): List<String> {
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return listOf("^.*\\.dtb$")
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}
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override val loopNo: Int
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get() = 1
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override fun unpack(fileName: String) {
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super.clear()
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log.info("unpacking $fileName")
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val outFile = workDir + fileName.removeSuffix(".dtb") + "." + Helper.prop("config.dts_suffix")
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DTC().decompile(fileName, outFile)
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//print summary
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val prints: MutableList<Pair<String, String>> = mutableListOf()
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prints.add(Pair("DTB", fileName))
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prints.add(Pair("DTS", outFile))
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log.info("\n\t\t\tUnpack Summary of {}\n{}\n", fileName, Common.table2String(prints))
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}
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override fun pack(fileName: String) {
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log.info("packing $fileName")
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val outFile = workDir + fileName.removeSuffix(".dtb") + "." + Helper.prop("config.dts_suffix")
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check(DTC().compile(outFile, "$fileName.new")) { "fail to compile dts" }
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//print summary
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val prints: MutableList<Pair<String, String>> = mutableListOf()
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prints.add(Pair("DTS", outFile))
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prints.add(Pair("updated DTB", "$fileName.new"))
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log.info("\n\t\t\tPack Summary of {}\n{}\n", fileName, Common.table2String(prints))
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}
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override fun pull(fileName: String, deviceName: String) {
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//prepare
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super.clear()
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File(workDir).mkdir()
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//pull
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"adb root".check_call()
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"adb push tools/bin/dtc-android /data/vendor/dtc-android".check_call()
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val hw = "adb shell getprop ro.hardware".check_output()
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log.info("ro.hardware=$hw")
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"adb shell /data/vendor/dtc-android -I fs /proc/device-tree -o /data/vendor/file.to.pull".check_call()
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"adb pull /data/vendor/file.to.pull $workDir$hw.dts".check_call()
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"adb shell /data/vendor/dtc-android -I fs -O dtb /proc/device-tree -o /data/vendor/file.to.pull".check_call()
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"adb pull /data/vendor/file.to.pull $hw.dtb".check_call()
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"adb shell rm /data/vendor/file.to.pull".check_call()
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"adb shell rm /data/vendor/dtc-android".check_call()
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if (fileName != "$hw.dtb") {
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File(fileName).delete()
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log.warn("deleting intermediate dtb file: $fileName")
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}
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//print summary
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val prints: MutableList<Pair<String, String>> = mutableListOf()
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prints.add(Pair("source", "/proc/device-tree"))
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prints.add(Pair("DTB", "$hw.dtb"))
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prints.add(Pair("DTS", "$workDir$hw.dts"))
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log.info("\n\t\t\tPull Summary of {}\n{}\n", "$hw.dtb", Common.table2String(prints))
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}
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fun clear(fileName: String) {
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super.clear()
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listOf(".new").forEach {
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"$fileName$it".deleteIfExists()
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}
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}
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private val log = LoggerFactory.getLogger(DeviceTreeParser::class.java)
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private val workDir = Helper.prop("workDir")
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}
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@ -1 +1 @@
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Subproject commit 5fdce9cd65d5b286f8c15fffe3ae142b64e0013a
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Subproject commit 517ca7a72425c6b8b913feea0b505f07879549c9
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