mmcsd0: 32GB <SDHC SL32G 8.0 SN A8540C58 MFG 10/2016 by 3 SD> at mmc0 50.0MHz/4bit/65535-block
mbox0: mbox response error
bcm2835_cpufreq0: can't get clock rate (id=8)
mbox0: mbox response error
bcm2835_cpufreq0: can't get min clock rate (id=3)
mbox0: mbox response error
bcm2835_cpufreq0: can't get min clock rate (id=8)
bcm2835_cpufreq0: ARM 600MHz, Core 250MHz, SDRAM -999MHz, Turbo OFF
mbox0: mbox response error
bcm2835_cpufreq0: can't set clock rate (id=4)