[Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-13 Thread Jaeyong Yoo
Title: Samsung Enterprise Portal mySingle Hello qemu!   I am currently writing a vga device emulator and need to debug vga-bios. What I want is to set break-point on the entry of vga-bios and for this, I'm reading qemu source around pci device and rom-related memory regions to find out where shou

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-13 Thread Laszlo Ersek
On 05/13/14 14:58, Jaeyong Yoo wrote: > Hello qemu! > > > > I am currently writing a vga device emulator and need to debug vga-bios. > > What I want is to set break-point on the entry of vga-bios and for this, > > I'm reading qemu source around pci device and rom-related memory regions > > t

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-13 Thread Jaeyong Yoo
t; Subject: Re: [Qemu-devel] Where is vga-rom mapped in guest system memory? > > On 05/13/14 14:58, Jaeyong Yoo wrote: > > Hello qemu! > > > > > > > > I am currently writing a vga device emulator and need to debug vga-bios. > > > > What I want is to s

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-14 Thread Laszlo Ersek
>> To: jaeyong@samsung.com; qemu-devel@nongnu.org >> Subject: Re: [Qemu-devel] Where is vga-rom mapped in guest system memory? >> >> On 05/13/14 14:58, Jaeyong Yoo wrote: >>> Hello qemu! >>> >>> >>> >>> I am currently writing

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-14 Thread Jaeyong Yoo
amsung@nongnu.org] On Behalf Of Laszlo > >> Ersek > >> Sent: Tuesday, May 13, 2014 10:55 PM > >> To: jaeyong@samsung.com; qemu-devel@nongnu.org > >> Subject: Re: [Qemu-devel] Where is vga-rom mapped in guest system > memory? > >> > >

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-14 Thread Laszlo Ersek
On 05/14/14 13:41, Jaeyong Yoo wrote: > I built the seabios in qemu and try to see the debug message of seabios. > So, I checked the "Serial port debugging" option in Debugging section with > the > serial port base address 0x3f8. (Is this the correct value?) > And, launch qemu with option "-seri

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-15 Thread Jaeyong Yoo
> I rely on the qemu debug port rather than on serial: > > -debugcon file:debug.log -global isa-debugcon.iobase=0x402 > > Check the DEBUG_IO and DEBUG_LEVEL settings in the SeaBIOS config as well. Thanks Laszlo! Now I can see the log message in VirtualBox vgabios with qemu debug port. By the

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-15 Thread Laszlo Ersek
On 05/15/14 15:25, Jaeyong Yoo wrote: >> I rely on the qemu debug port rather than on serial: >> >> -debugcon file:debug.log -global isa-debugcon.iobase=0x402 >> >> Check the DEBUG_IO and DEBUG_LEVEL settings in the SeaBIOS config as well. > > Thanks Laszlo! Now I can see the log message in Virt

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-15 Thread Jaeyong Yoo
ject: Re: [Qemu-devel] Where is vga-rom mapped in guest system memory? > > On 05/15/14 15:25, Jaeyong Yoo wrote: > >> I rely on the qemu debug port rather than on serial: > >> > >> -debugcon file:debug.log -global isa-debugcon.iobase=0x402 > >> > >&

Re: [Qemu-devel] Where is vga-rom mapped in guest system memory?

2014-05-16 Thread Laszlo Ersek
On 05/16/14 06:19, Jaeyong Yoo wrote: > By the way, would there be no-issue of VBox vgabios (16-bit code) working > with seaBIOS? I'm guessing not, but I want to double check. I presume it should "just work" (TM). Laszlo