Your Name
26 lines
548 B
Bash
26 lines
548 B
Bash
#!/bin/bash
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set -e
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# Get time from ME via ipmb
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# The last 4 bytes are the epoch time, e.g.
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# (iyyyyay) 0 11 0 72 0 4 18 169 82 95
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ret=$(busctl call xyz.openbmc_project.Ipmi.Channel.Ipmb "/xyz/openbmc_project/Ipmi/Channel/Ipmb" org.openbmc.Ipmb sendRequest yyyyay 0x01 0x0a 0x00 0x48 0)
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IFS=' ' read -r -a a <<< "${ret}"
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if [ "${a[1]}" -ne 0 ]
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then
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echo "Failed to get time from ME: ${ret}"
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exit 1
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fi
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t0=$((a[7]))
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t1=$((a[8]*256))
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t2=$((a[9]*256*256))
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t3=$((a[10]*256*256*256))
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t=$((t0+t1+t2+t3))
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echo "Setting date to ${t}"
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date -s @${t}
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