Re: [Qemu-devel] [PATCH v4 0/5] add ACPI node for fw_cfg on pc and arm

[Gabriel L. Somlo]

On Tue, Sep 29, 2015 at 01:27:38PM +0300, Michael S. Tsirkin wrote:
> On Sun, Sep 27, 2015 at 05:28:57PM -0400, Gabriel L. Somlo wrote:
> > New since v3:
> > 
> >     - rebased to work on top of 87e896ab (introducing pc-*-25 classes),
> >       inserting fw_cfg acpi node only for machines >= 2.5.
> > 
> >     - reintroduce _STA with value 0x0B (bit 2 for u/i visibility turned
> >       off to avoid Windows complaining -- thanks Igor for catching that!)
> > 
> > If there's any other feedback besides questions regarding the
> > appropriateness of "QEMU0002" as the value of _HID, please don't hesitate!
> > 
> > Thanks much,
> >   --Gabriel
> 
> How does /proc/ioports look before and after this patch?

0000-0cf7 : PCI Bus 0000:00
  0000-001f : dma1
  0020-0021 : pic1
  0040-0043 : timer0
  0050-0053 : timer1
  0060-0060 : keyboard
  0064-0064 : keyboard
  0070-0071 : rtc0
  0080-008f : dma page reg
  00a0-00a1 : pic2
  00c0-00df : dma2
  00f0-00ff : fpu
  0378-037a : parport0
  03c0-03df : vga+
  03f8-03ff : serial
  0510-0511 : QEMU0002:00               <<<< this shows up "after"
  0600-067f : 0000:00:1f.0
    0600-0603 : ACPI PM1a_EVT_BLK
    0604-0605 : ACPI PM1a_CNT_BLK
    0608-060b : ACPI PM_TMR
    0620-062f : ACPI GPE0_BLK
  0700-073f : 0000:00:1f.3
    0700-073f : i801_smbus
0cf8-0cff : PCI conf1
0d00-ffff : PCI Bus 0000:00
  c000-c03f : 0000:00:02.0
    c000-c03f : e1000
  c080-c09f : 0000:00:1f.2
    c080-c09f : ahci


Thanks,
--Gabriel