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請教如何 grub 更改螢幕解析度?

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  • T
    tonyone0902 last edited by Jan 19, 2023, 9:41 AM

    在 ubuntu 22.04 中,使用一個 480x640 的螢幕,走 HDMI,畫面有顯示,但是呈現出來的畫面變胖,需要調整一下,打算使用 grub 設定 GFXMODE ,但此檔案 /etc/defaut/grub 似乎不在,請教目前 image 如何修改?

    J G 2 Replies Last reply Jan 20, 2023, 8:43 AM Reply Quote 0
    • J
      jack_admin @tonyone0902 last edited by Jan 20, 2023, 6:24 AM

      @tonyone0902 与X86 显示驱动有差异,目前不支持grub修改参数。

      1 Reply Last reply Reply Quote 0
      • G
        george @tonyone0902 last edited by Jan 20, 2023, 8:43 AM

        @tonyone0902 上传图片上来看看,HDMI正常是按照EDID来选择分辨率,手动选择之后是可以保存的。不太清楚画面变胖是什么意思?

        T 2 Replies Last reply Feb 4, 2023, 4:51 AM Reply Quote 0
        • topic:timeago_later,11 days
        • T
          tonyone0902 @george last edited by tonyone0902 Jan 31, 2023, 3:38 AM Jan 31, 2023, 3:37 AM

          @george
          抱歉放年假回老家晚回覆,請見以下連結:

          https://lurl.cc/3schm

          大法师 1 Reply Last reply Jan 31, 2023, 3:48 AM Reply Quote 0
          • 大法师
            大法师 @tonyone0902 last edited by Jan 31, 2023, 3:48 AM

            @tonyone0902
            画面内容显示正常,HDMI屏480x640

            4a061a79-35d0-4e30-99f5-a9dca98add74-1675136822833.png

            jack@cool-pi.com

            T 1 Reply Last reply Jan 31, 2023, 3:57 AM Reply Quote 0
            • T
              tonyone0902 @大法师 last edited by Jan 31, 2023, 3:57 AM

              @大法师

              大師您好,仔細看那個字變胖,像被壓扁

              1 Reply Last reply Reply Quote 0
              • T
                tonyone0902 @george last edited by Feb 4, 2023, 4:51 AM

                @george
                請教一下如果不用 grub ,在 arm 版本的 ubuntu 中通常會建議哪種方式調整?

                1 Reply Last reply Reply Quote 0
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