mirror of
https://github.com/Doodle3D/doodle3d-firmware.git
synced 2024-06-02 08:24:33 +02:00
25 lines
494 B
Lua
25 lines
494 B
Lua
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local log = require('util.logger')
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local utils = require('util.utils')
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local M = {}
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function M.getInfo()
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local file, error = io.open("/sys/devices/platform/ehci-platform/usb1/1-1/speed",'r')
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if file ~= nil then
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local speed = file:read('*a')
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file:close()
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speed = tonumber(speed)
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-- determine if high speed
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-- http://stackoverflow.com/questions/1957589/usb-port-speed-linux
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local highSpeed = (speed == 480)
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return speed, highSpeed
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else
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return nil
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end
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end
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return M
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