26 lines
555 B
Bash
Executable File
26 lines
555 B
Bash
Executable File
#!/bin/bash
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# Usage:
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# Reset QSFP manually by writing 1/0 to QSFP reset pin
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QSFP_RESET=/sys/bus/platform/devices/dell-s6000-cpld.0/qsfp_reset
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logger -t platform-modules "Reset QSFP modules"
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# Retry three times
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for i in `seq 1 3`
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do
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if [ -w $QSFP_RESET ]; then
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echo 0x00000000 > $QSFP_RESET
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# Sleep 1 second to reset QSFP
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sleep 1
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echo 0xffffffff > $QSFP_RESET
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exit 0
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fi
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# Sleep for 3 seconds to wait for device tree to be ready
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sleep 3
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done
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logger -p user.error -t platform-modules "Failed to reset QSFP modules!"
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exit 1
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