从打印可以看出midr的Variant是Axx芯片手册对应的rxpy中的主版本号x， 而revision对应的小版本号
对应的包括了armv8.x可以根据rxpy的Axx手册去看或者根据dtected feature看支持内容
0x41 ARM
0x0 (r0)
0xf (ARMv8)
0xd08 (0xd08==A72, 0xd07==A57, 0xd03==A53)
0x3 (p3 ?)
216x
[ 0.082549] CPU3: Booted secondary processor 0x0000000101 [
0x410fd083]
[ 0.082587] smp: Brought up 1 node, 4 CPUs
[ 0.161749] SMP: Total of 4 processors activated.
[ 0.166502] CPU features: detected: 32-bit EL0 Support
[ 0.171702] CPU features: detected: CRC32 instructions
[ 0.185949] CPU: All CPU(s) started at EL2
[ 0.190105] alternatives: patching kernel code
a72-16/2core Cortex_A72_MPCore_Technical_Reference_Manual_
r1p0-00rel0
[ 0.512165] CPU1: Booted secondary processor 0x0000000001 [
0x411fd080]
[ 0.528809] smp: Brought up 1 node, 2 CPUs
[ 0.536525] SMP: Total of 2 processors activated.
[ 0.539469] CPU features: detected: 32-bit EL0 Support
[ 0.540999] CPU features: detected: CRC32 instructions
[ 2.669503] CPU: All CPU(s) started at EL2
[ 2.674894] alternatives: patching kernel code
ner1
Revision: r4p0
[ 0.268247] 001: CPU1: Booted secondary processor 0x0000010000 [
0x414fd0c1]
[ 0.275279] 000: smp: Brought up 1 node, 2 CPUs
[ 0.279816] 000: SMP: Total of 2 processors activated.
[ 0.284953] 000: CPU features: detected: Privileged Access Never
[ 0.290975] 000: CPU features: detected: LSE atomic instructions
[ 0.296983] 000: CPU features: detected: User Access Override
[ 0.302738] 000: CPU features: detected: 32-bit EL0 Support
[ 0.308310] 000: CPU features: detected: Common not Private translations
[ 0.315011] 000: CPU features: detected: RAS Extension Support
[ 0.320844] 000: CPU features: detected: Data cache clean to the PoU not required for I/D coherence
[ 0.329896] 000: CPU features: detected: Instruction cache invalidation not required for I/D coherence
[ 0.339209] 000: CPU features: detected: CRC32 instructions
[ 0.357153] 000: CPU: All CPU(s) started at EL2
https://blog.csdn.net/magicse7en/article/details/115385221
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