"This series extends the x86 topology cpu_type classification to support a Low Power core type, in addition to the existing Performance and Efficiency types. AMD heterogeneous parts report the core type via CPUID Fn0x80000026 EBX [31:28](Extended CPU Topology, Core Type). Value 2 identifies a low-power core designed for minimal power consumption during background or idle workloads."
AMD Backs Up PS6 Portable Rumors With "Zen 6 LP" Core Support in Linux
When rumors and leaks about the internals of the upcoming PlayStation 6 Portable handheld started to emerge, we caught wind that the upcoming gaming handheld would feature a Zen 6c CPU with four Zen 6c cores and two Zen 6 LP cores. The rumors that the PS6 Portable would feature Zen 6 LP cores has been corroborated by a new Linux kernel patch from AMD engineer, Vishal Badole, that includes support for Zen 6 LP cores, piling evidence on top of Sony's recent hints that it is developing a standalone gaming handheld for the PS6 generation. The kernel update adds support for a new CPU classification and reads: