Hi Edgar, We could see Triple Timer Counter QEMU status as Yes under section Timers and Clock Generators in the given link ( https://www.xilinx.com/support/documentation/sw_manuals/xilinx2018_2/ug1169-xilinx-qemu.pdf).
Is it meant for xilinx ZCU102 machine or some other machine type ? Regards Asif On Fri, Aug 20, 2021 at 1:37 PM asif siddiqui <asifsiddiqui...@gmail.com> wrote: > Hi Edgar, > > Thanks for the input. > > Is there any alternative solution for reading the TTC ? > Is there any latest version of QEMU in which TTC is implemented for > ZCU102 machine ? > > > Regards > Asif > > On Thu, Aug 19, 2021 at 8:39 PM Edgar E. Iglesias < > edgar.igles...@gmail.com> wrote: > >> On Thu, Aug 19, 2021 at 10:07:24AM +0100, Peter Maydell wrote: >> > On Thu, 19 Aug 2021 at 06:54, asif siddiqui <asifsiddiqui...@gmail.com> >> wrote: >> > > >> > > Hello All, >> > > >> > > We are using xlnx-zcu102 machine and following command to boot the >> QNX OS as guest on top of QEMU with WIndows as HOST OS. >> > > >> > > QEMU Command to boot QNX Image- >> > > qemu-system-aarch64 -M xlnx-zcu102 -m 8G -serial mon:stdio -display >> none -device loader,file=E:\QNX-IFS.bin,cpu-num=0 >> > > >> > > We are working on the gptp timing. To implement the gptp time we need >> to enable the system tick (Xilinx-zcu102 + QNX + QEMU). >> > > >> > > For getting the Timer Counter's value we are trying to read >> Counter_Value_1 (TTC) Register as mentioned in the given link >> > > >> https://www.xilinx.com/html_docs/registers/ug1087/ug1087-zynq-ultrascale-registers.html#ttc___counter_value_1.html >> > > >> > > Query - >> > > How to enable the system tick in QEMU enviroment(Xilinx-zcu102 + QNX >> + QEMU). Do we need to configure any command line option in the QEMU >> command. >> > >> > I have cc'd the maintainers of the xlnx-zcu102 machine model, >> > who will probably know. >> > >> >> Hi, >> >> The TTC is unfortunately missing from the ZCU102 model. >> >> Best regards, >> Edgar >> >
