Hello, all
I added a custom device to qemu. This device is attached to sysbus by mmio and
has an address register in which device should access the guest memory the
register point to.
I write a bare-metal program that pass an address like 0x1234ABCD to this
address register. Inside qemu device
On Thu, 20 Nov 2014 21:25:18 +0800 (GMT+08:00)
Kaiyuan wrote:
> Hello, all
>
> I added a custom device to qemu. This device is attached to sysbus by mmio
> and has an address register in which device should access the guest memory
> the register point to.
> I write a bare-metal program that pa
> -Origin email-
> From: Peter Maydell
> Sent Time: Friday, November 21, 2014
> To: Kaiyuan
> Cc: Greg Kurz , qemu-devel
> Subject: Re: [Qemu-devel] Fw:Re:Re: How to access guest memory from qemu
> device internal
>
> On 21 November 2014 09:17, Kaiyuan wrote:
> > Thanks, Greg. It's u
On 23 November 2014 at 13:18, Kaiyuan wrote:
> Thanks for your explanation about guest physical/virtual
> address and host physical/virtual address, and I think I
> asked a wrong question. Is there a function that translates
> guest Physical address to host Virtual address so that I
> can access g
> -Origin email-
> From: Peter Maydell
> Sent Time: Monday, November 24, 2014
> To: Kaiyuan
> Cc: Greg Kurz , qemu-devel
> Subject: Re: [Qemu-devel] How to access guest memory from qemu device internal
>
> On 23 November 2014 at 13:18, Kaiyuan wrote:
> &g