The last MX64 that I pulled apart used a Broadcom SoC 50586 or something along those lines. Dual core ARMv7. Serial console on the motherboard. Nothing secret as it was all easily available. U-Boot 2012.10-00099-g7c856f3 (Mar 19 2015 - 12:00:01)Meraki MX64 Boot Kernel Loader [ 0.000000] Booting Linux on physical CPU 0 [ 0.000000] Linux version 3.4.109+ (meraki@buildbot106.meraki.com) (gcc version 4.8.3 (GCC) ) #3 SMP Wed Jun 15 15:00:28 PDT 2016 [ 0.000000] CPU: ARMv7 Processor [413fc090] revision 0 (ARMv7), cr=10c5387d [ 0.080000] CPU0: thread -1, cpu 0, socket 0, mpidr 80000000 [ 0.160000] hw perfevents: enabled with ARMv7 Cortex-A9 PMU driver, 7 counters available [ 0.180000] CPU1: Booted secondary processor [ 0.340000] CPU1: thread -1, cpu 1, socket 0, mpidr 80000001 [ 0.340000] Brought up 2 CPUs [ 0.340000] SMP: Total of 2 processors activated (4780.85 BogoMIPS). An faulty MX84 we had was on a C2000 series Intel dual core from memory. Again no rocket science here.
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