Re: [Qemu-devel] emulation details of qemu

2016-04-29 Thread Alex Bennée
o compile the kernel from source, Do i >understand you right? > > > From: Alex Bennée > Sent: Friday, April 29, 2016 3:08 PM > To: tutu sky > Cc: Stefan Hajnoczi; qemu-devel@nongnu.org > Subject: Re: [Qemu-devel] emulation details of qemu > > tutu sky writes: > >> M

Re: [Qemu-devel] emulation details of qemu

2016-04-29 Thread tutu sky
: tutu sky Cc: Stefan Hajnoczi; qemu-devel@nongnu.org Subject: Re: [Qemu-devel] emulation details of qemu tutu sky writes: > Magic answer, Thanks a lot Alex. > you mean GDB will be enabled for just QEMU's itself internals? It does not > make importance or any difference for guest runni

Re: [Qemu-devel] emulation details of qemu

2016-04-29 Thread Alex Bennée
, [pc, #4]; 0x4018 (gdb) i 0x4008 in ?? () => 0x4008: ldr r2, [pc, #4]; 0x4014 (gdb) p/x $r1 $3 = 0x > > Thanks and regards. > > > From: Alex Bennée > Sent: Friday, April 29, 2016 12:22 PM

Re: [Qemu-devel] emulation details of qemu

2016-04-29 Thread tutu sky
From: Alex Bennée Sent: Friday, April 29, 2016 12:22 PM To: tutu sky Cc: Stefan Hajnoczi; qemu-devel@nongnu.org Subject: Re: [Qemu-devel] emulation details of qemu tutu sky writes: > Yeah, thank you Alex. > If I use a linux on top of the qemu, for entering debug mode, do i > need to

Re: [Qemu-devel] emulation details of qemu

2016-04-29 Thread Alex Bennée
c: Stefan Hajnoczi; qemu-devel@nongnu.org > Subject: Re: [Qemu-devel] emulation details of qemu > > tutu sky writes: > >> Thanks a lot Stefan, >> But if i want to change the content of a register during run time in >> debug mode, what should i do? is it possible at first

Re: [Qemu-devel] emulation details of qemu

2016-04-29 Thread tutu sky
. From: Alex Bennée Sent: Thursday, April 28, 2016 6:45 PM To: tutu sky Cc: Stefan Hajnoczi; qemu-devel@nongnu.org Subject: Re: [Qemu-devel] emulation details of qemu tutu sky writes: > Thanks a lot Stefan, > But if i want to change the content of a register during run t

Re: [Qemu-devel] emulation details of qemu

2016-04-28 Thread Alex Bennée
t; > Regards. > > From: Stefan Hajnoczi > Sent: Tuesday, April 26, 2016 9:31 AM > To: tutu sky > Cc: qemu-devel@nongnu.org > Subject: Re: [Qemu-devel] emulation details of qemu > > On Sat, Apr 23, 2016 at 06:36:39AM +, tutu sky wrote: >> I want to

Re: [Qemu-devel] emulation details of qemu

2016-04-28 Thread tutu sky
Subject: Re: [Qemu-devel] emulation details of qemu On Sat, Apr 23, 2016 at 06:36:39AM +, tutu sky wrote: > I want to know that is it possible to access registers or micro-architectural > part of a core/cpu in qemu during run time? Yes. How and to what extent depends on whether you are

Re: [Qemu-devel] emulation details of qemu

2016-04-26 Thread Stefan Hajnoczi
On Sat, Apr 23, 2016 at 06:36:39AM +, tutu sky wrote: > I want to know that is it possible to access registers or micro-architectural > part of a core/cpu in qemu during run time? Yes. How and to what extent depends on whether you are using TCG, KVM, or TCI. QEMU also has gdbstub support so

[Qemu-devel] emulation details of qemu

2016-04-23 Thread tutu sky
Hi everybody. I want to know that is it possible to access registers or micro-architectural part of a core/cpu in qemu during run time? if it is not possible, how we can hotplug a core in this emulator? thanks a lot.