Re: [Qemu-devel] [PATCH 03/10] target/arm: Implement HCR.FB

2018-10-14 Thread Richard Henderson
On 10/12/18 7:42 AM, Peter Maydell wrote: > The HCR.FB virtualization configuration register bit requests that > TLB maintenance, branch predictor invalidate-all and icache > invalidate-all operations performed in NS EL1 should be upgraded > from "local CPU only to "broadcast within Inner Shareable

[Qemu-devel] [PATCH 03/10] target/arm: Implement HCR.FB

2018-10-12 Thread Peter Maydell
The HCR.FB virtualization configuration register bit requests that TLB maintenance, branch predictor invalidate-all and icache invalidate-all operations performed in NS EL1 should be upgraded from "local CPU only to "broadcast within Inner Shareable domain". For QEMU we NOP the branch predictor and