cpu-features.rst (420B)
1 CPU Features 2 ============ 3 4 The QEMU emulation of the OpenRISC architecture provides following built in 5 features. 6 7 - Shadow GPRs 8 - MMU TLB with 128 entries, 1 way 9 - Power Management (PM) 10 - Programmable Interrupt Controller (PIC) 11 - Tick Timer 12 13 These features are on by default and the presence can be confirmed by checking 14 the contents of the Unit Presence Register (``UPR``) and CPU Configuration 15 Register (``CPUCFGR``).