Hi,
here I find some QEMU-build in commands:
https://pdos.csail.mit.edu/6.828/2017/labguide.html
I had install default qemu at ubuntu16.04 ,(qemu 2.5.0 monitor),I enter debug
mode like this:
qemu-system-i386 -hda obj/kern/kernel.img -monitor stdio -gdb tcp::26000 -D
qemu.log
after enter QEMU-
Hi,
as to my known,intel x64 cpu can work at 64-bit mode or Compatibility mode,
so thery are two kind of x64-mode,
I find QEMU can run at each of them,
I want to write som C code to check it if it is running at 64-bit mode or
Compatibility mode, what's the key?
thank you,
by krishna.
it looks excellent code,although I'm not very familiar with ASM code,I will dig
into it,
thank you,Jakob!
by krishna.
At 2018-08-17 22:00:40, "Jakob Bohm" wrote:
>On 17/08/2018 15:32, Jakob Bohm wrote:
>> On 17/08/2018 12:27, krishnaLee wrote:
>>> Hi,
Jakob:
I need more help,just now,I'm trigger a page fault in 64-bit mode,see this
picture:
https://github.com/krishna116/test/blob/master/test-qemu-in-64bit-mode.png
so I can write some system mode code accroding to this information,
but my follow code seems can't get the right answer, is my alg
:31:04, "Jakob Bohm" wrote:
>On 18/08/2018 05:59, krishnaLee wrote:
>> Jakob:
>> I need more help,just now,I'm trigger a page fault in 64-bit mode,see
>> this picture:
>> https://github.com/krishna116/test/blob/master/test-qemu-in-64bit-mode.png
&
Carlavilla,I using qemu with some special options like this:
"D:\qemu\qemu-system-x86_64.exe" -machine pc-q35-2.9 -pflash
"D:\qemu\bios\OVMF_x64_debug.fd" -serial stdio -hda fat:rw:G:\temp -net none
1, I need specify a special machine type,
2, I need specify a special Bios-image,
3, I nee