Part Number: AM625
Other Parts Discussed in Thread: SK-AM62
Hi,
My customer evaluate the device using SK-AM62 with Linux SDK.
When they got CPU information with "lscpu" command, L2 cache size was shown as 256kB.
root@am62xx-evm:~# lscpu
Architecture: aarch64
CPU op-mode(s): 32-bit, 64-bit
Byte Order: Little Endian
CPU(s): 4
On-line CPU(s) list: 0-3
Thread(s) per core: 1
Core(s) per socket: 4
Socket(s): 1
Vendor ID: ARM
Model: 4
Model name: Cortex-A53
Stepping: r0p4
CPU max MHz: 1400.0000
CPU min MHz: 200.0000
BogoMIPS: 400.00
L1d cache: 128 KiB
L1i cache: 128 KiB
L2 cache: 256 KiB
Vulnerability Itlb multihit: Not affected
Vulnerability L1tf: Not affected
Vulnerability Mds: Not affected
Vulnerability Meltdown: Not affected
Vulnerability Mmio stale data: Not affected
Vulnerability Retbleed: Not affected
Vulnerability Spec store bypass: Not affected
Vulnerability Spectre v1: Mitigation; __user pointer sanitization
Vulnerability Spectre v2: Not affected
Vulnerability Srbds: Not affected
Vulnerability Tsx async abort: Not affected
Flags: fp asimd evtstrm aes pmull sha1 sha2 crc32 cpui
d
root@am62xx-evm:~#
According to datasheet, L2 cache is 512kB. Why it is shown as 256kB?
Thanks and regards,
Koichiro Tashiro
