Windows 9x - which graphic?

2021-06-06 Thread Kamil Jońca
I try to install my windows 9x instances under qemu. Although installation finished successuflly, and I can log in into newly installed guest I cannot achieve an graphic mode better than 640x480 (in particular I would use 1024x768) I tried minport vbe driver (https://web.archive.org/web/201911290

RE: How to get host virtual address from guest physical address?

2021-06-06 Thread ckim
Hi Berto, I used a function written in assembly and I called it in the guest code, not in qemu code. The code was given by arm when we bought a latest processor IP and is marked confidential so I can't open it here. But it uses "dc cvac Xt" command explained in armv8 architecture document. (dat

Re: How to get host virtual address from guest physical address?

2021-06-06 Thread Berto Furth
Hi Chan, Thanks for documenting the information below. I note you mention "you need cache flush in the guest for this to work." Do you know how to trigger this from the host side? That is, how do you make QEMU running on the host force the guest CPU to flush it's cache? Is there a QEMU functio

Replaying block I/O events

2021-06-06 Thread Arnabjyoti Kalita
Hello all, I am trying to use the "blkreplay" filter to record and replay block I/O operations. Whenever I get a disk interrupt, I'm planning to replay the disk operation basically. You can assume that I know when the disk interrupt happened when we were recording all I/O events. This is the comm