Re: Where is the cntfrq_el0 register set for arm64 virt machine?

2022-03-22 Thread Peter Maydell
On Tue, 22 Mar 2022 at 06:42, Chan Kim wrote: > > Hi, > > It may not be important but I'm trying to make the linux boot log the same > for qemu direct kernel loading and loading by u-boot. > In armv8 the cntfrq_el0 register is supposed to be written with the system > counter frequency. The armv8

Where is the cntfrq_el0 register set for arm64 virt machine?

2022-03-22 Thread Chan Kim
Hi, It may not be important but I'm trying to make the linux boot log the same for qemu direct kernel loading and loading by u-boot. In armv8 the cntfrq_el0 register is supposed to be written with the system counter frequency. The armv8 manual says it doesn't affect the hardware operation and