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core: 不需要判断 tty 能否写入
而且安装环境下 tty 不一定齐全
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23
ttys.sh
23
ttys.sh
@ -7,27 +7,24 @@ prefix=$1
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# 注意 debian initrd 没有 xargs
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# 最后一个 tty 是主 tty,显示的信息最全
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is_first=true
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if [ "$(uname -m)" = "aarch64" ]; then
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ttys="ttyS0 ttyAMA0 tty0"
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else
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ttys="ttyS0 tty0"
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fi
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is_first=true
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for tty in $ttys; do
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# hytron 有ttyS0 但无法写入
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if stty -g -F "/dev/$tty" >/dev/null 2>&1; then
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if $is_first; then
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is_first=false
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else
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printf " "
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fi
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if $is_first; then
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is_first=false
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else
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printf " "
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fi
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printf "%s" "$prefix$tty"
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printf "%s" "$prefix$tty"
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if [ "$prefix" = "console=" ] &&
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{ [ "$tty" = ttyS0 ] || [ "$tty" = ttyAMA0 ]; }; then
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printf ",115200n8"
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fi
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if [ "$prefix" = "console=" ] &&
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{ [ "$tty" = ttyS0 ] || [ "$tty" = ttyAMA0 ]; }; then
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printf ",115200n8"
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fi
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done
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