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标题: 请问内核,uboot源代码有改动，Yocto如何修改？ [打印本页]
作者: uerriup    时间: 2019-8-22 16:56
标题: 请问内核,uboot源代码有改动，Yocto如何修改？
请问内核,uboot源代码有改动，Yocto如何修改？# [9 b/ M0 _. c/ l
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作者: yxlk    时间: 2019-8-22 18:28
当对内核或uboot进行修改了， 再在Yocto中构建时， 需要在Yocto 中修改内核或uboot的coMMIt ID。 " b% o* J$ z& ~% Z8 b) _0 v, O

" y1 `8 H8 }  p& o& g& ~$ ~9 f得到内核或uboot的commit ID：
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在内核或uboot目录下：4 ]- k* Y$ e9 E; M0 `4 y% {5 L7 j: E( {
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git add .(提交所有的改变)& w1 b8 x7 [( }

* [( X) l- j) ?7 {( qgit config - -gobal user.email “your Email address”(提交修改者邮件), x2 O8 D0 x5 |; m+ l' y1 s

) A& @( K$ e" `) ~git config - - global user.name “your name” (提交修改者名字)
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git commit -m “comment”添加注释0 k7 r4 A# w6 a5 M: ]

4 [& a2 ^# `( Y, ~+ e$ Z& ^% C$ `/ Ngit log (得到commit ID)8 H$ U) X% Y- ~! a3 W- r3 N+ J
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0 d( w, ]% ]' Z  n3 S% }Yocto 中内核修改地址：
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4 c/ h- M# p( Q1 ?& g( \7 g1 b/home/roy/MYD-Y6ULX-devel/04-Source/fsl-release-Yocto/sources/META-myir-imx6ulx/recipes-kernel/linux/linux-mys6ulx_4.1.15.bb 中的“SRCREV”2 w8 p/ c: s, Y% v: G8 x0 @
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代码示例如下：
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" J0 v( Y; p8 N+ l# Copyright (C) 2013-2016 Freescale SeMIConductor: {: {' y" C- I; Z+ O1 M# V
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# Released under the MIT license (see COPYING.MIT for the terms)
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2 @: S) U! }1 b3 b. ]. \0 WSUMMARY = "Linux Kernel for MYiR MYS6ULx board"
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; y3 X9 \8 P  G) |, Y/ {DESCRIPTION = "Linux Kernel provided and supported by Freescale with focus on \4 ^) T2 K9 ?7 X3 y, y

/ k1 O! A: W, g# B* M) O7 qi.MX Family Reference Boards. It includes support for many IPs such as GPU, VPU and IPU."
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require recipes-kernel/linux/linux-imx.inc' v" b8 ]2 \2 @+ d2 e! n* a' u

6 u% `' N  c- E3 Qrequire recipes-kernel/linux/linux-dtb.inc
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DEPENDS += "lzop-native bc-native"
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LOCALversion = "-1.2.0"
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, R' T; g$ {1 a( }- VSRCREV = "d87b5be6bfc5a78cd45d8efa044fddcd7f4b2ac1": o: v" D$ K* E; @" N

6 E8 x$ t! H7 z* C7 v: r+ xSRCBRANCH = "mys-6ulx"
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4 Z4 y7 E6 r/ ~' }, B* e, m! K( Y! P; hSRC_URI = "git:///${HOME}/MYiR-iMX-Linux;protocol=file;branch=${SRCBRANCH} \
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&nBSP;          file://defconfig \
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4 o  Q- ^' x- s: W9 }DEFAULT_PREFERENCE = "1"
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  ?  j, S7 z$ v+ W) c( HCOMPATIBLE_MACHINE = "(mx6ull|mx6ul)"
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Yocto 中uboot 修改ID位置：
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' L3 W( x9 l- T- O/home/roy/MYD-Y6ULX-devel/04-Source/fsl-release-Yocto/sources/meta-myir-imx6ulx/recipes-bsp/u-boot/u-boot-mys6ulx_2016.03.bb: v: L' J& ]1 E( v8 E: I! @

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