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有一文件内容如下,写一个sed脚本能够随意取出 “xxx {};” 结构的数据块,或者删除,或则在指定的 “xxx {};”结构块后添加数据
/ {
soc {
apuart2: apuart2@11004000 {
cell-index = <2>;
compatible = "mediatek,mt6797-uart";
clocks = <&infrasys INFRA_UART2>;
clock-names = "uart2-main";
};
apuart3: apuart3@11005000 {
cell-index = <3>;
compatible = "mediatek,mt6797-uart";
clocks = <&infrasys INFRA_UART3>;
clock-names = "uart3-main";
};
};
};
&spi0 {
#address-cells = <1>;
#size-cells = <0>;
fc1145@0 {
compatible = "fc,fc1020";
reg = <0>;
};
};
&spi1 {
#address-cells = <1>;
#size-cells = <0>;
fg@0 {
compatible = "xx,fg";
};
};
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