hw
CPU
CPUID to arch: https://github.com/mer-tools/oprofile/blob/master/libop/op_hw_specific.h#L119 CPU flags meaning: http://unix.stackexchange.com/questions/43539/what-do-the-flags-in-proc-cpuinfo-mean
Endianness
https://www.cs.umd.edu/class/sum2003/cmsc311/Notes/Data/endian.html In big endian, you store the most significant byte(MSB) in the smallest address. In little endian, you store the least significant byte(LSB) in the smallest address
Protection ring
UEFI Shell
https://software.intel.com/en-us/articles/uefi-shell
Buses
VESA (Video Electronics Standards Association)
https://en.wikipedia.org/wiki/List_of_device_bit_rates
|Technology|Rate||Year| |---|---|---| |ISA 16-Bit/8.33 MHz|66.7 Mbit/s|8.33 MB/s|1984 (created)| |I²C|3.4 Mbit/s|425 kB/s|1992 (standardized)| |Low Pin Count|125 Mbit/s|15.63 MB/s [x]|2002| |HyperTransport 3.1 (3.2 GHz, 32-pair)|409.6 Gbit/s|51.2 GB/s|2008| |Unified Media Interface 2.0 (UMI 2.0; ×4 link)|20 Gbit/s|2 GB/s [z]|2012| |Direct Media Interface 3.0 (DMI 3.0; ×4 link)|40 Gbit/s|4 GB/s [z]|2015| |AGP 8×|17.066 Gbit/s|2.133 GB/s|2002| |AGP 8× 64-bit|34.133 Gbit/s|4.266 GB/s|| |PCI 32-bit/66 MHz|2.133 Gbit/s|266.7 MB/s|1995| |PCI 64-bit/100 MHz|6.4 Gbit/s|800 MB/s|| |PCI-X QDR|34.133 Gbit/s|4.266 GB/s|| |PCI Express 2.0 (×32 link)[43]|160 Gbit/s|16 GB/s [z]|2007| |PCI Express 3.0 (×32 link)[44]|256 Gbit/s|31.51 GB/s [y]|2011| |QPI (9.6GT/s, 4.8 GHz)|307.2 Gbit/s|38.4 GB/s|2014|
https://en.wikipedia.org/wiki/NVLink
Infini Band
https://en.wikipedia.org/wiki/InfiniBand
Raspberry PI
Console
/dev/ttyAMA0
Resolution
Screen
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