Overlaping IO resource for AMD K8
YhLu
YhLu at tyan.com
Tue Jan 11 09:02:01 CET 2005
Complie error
You missed sth?
Tue Jan 11 10:17:11 PST 2005
FAILED! Log excerpt:
/home/yhlu/xx/xx/freebios2/src/devices/emulator/biosemu.c: In function
`setup_system_bios':
/home/yhlu/xx/xx/freebios2/src/devices/emulator/biosemu.c:219: warning:
implicit declaration of function `memset'
/home/yhlu/xx/xx/freebios2/src/devices/emulator/biosemu.c: At top level:
/home/yhlu/xx/xx/freebios2/src/devices/emulator/biosemu.c:232: error:
conflicting types for 'reset_int_vect'
/home/yhlu/xx/xx/freebios2/src/devices/emulator/biosemu.c:179: error:
previous implicit declaration of 'reset_int_vect' was here
/home/yhlu/xx/xx/freebios2/src/devices/emulator/biosemu.c: In function
`run_bios':
/home/yhlu/xx/xx/freebios2/src/devices/emulator/biosemu.c:289: warning:
implicit declaration of function `X86EMU_setMemBase'
make[1]: *** [biosemu.o] Error 1
-----Original Message-----
From: Li-Ta Lo [mailto:ollie at lanl.gov]
Sent: Tuesday, January 11, 2005 11:13 AM
To: YhLu
Cc: LinuxBIOS; Eric Biederman
Subject: RE: Overlaping IO resource for AMD K8
On Tue, 2005-01-11 at 12:02, Li-Ta Lo wrote:
> On Tue, 2005-01-11 at 11:56, YhLu wrote:
> > Ollie,
> >
> > I recall sth about mtrr setting, I wonder if I enable the NC could
affect
> > your code. Please check cpu/x86/mtrr/mtrr.c about enable NC below 4G.
> >
>
> I think there is some problem with the resource allocation. If the vga
> card has PCI IO resource then there will be no overlaping. If it does
> not have PCI IO resource then there will be overlaping.
>
There is really a but in the resource allocation. Please take a look at
the attached log files. The ATI card has PCI IO resource so there
is no bogus resource in the northbridge. As the Nvidia card it does
not have PCI IO resource so we got the 20000 to 1ffff thing.
Ollie
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