[coreboot] More v3 questions/issues
corey.osgood at gmail.com
Wed Dec 17 21:24:51 CET 2008
On Wed, Dec 17, 2008 at 2:03 PM, Myles Watson <mylesgw at gmail.com> wrote:
> On Wed, Dec 17, 2008 at 11:43 AM, Corey Osgood <corey.osgood at gmail.com>wrote:
>> On Tue, Dec 16, 2008 at 12:35 PM, Myles Watson <mylesgw at gmail.com> wrote:
>>> I've been looking through the v2 code, but I don't see anywhere that pci
>>> config reads/writes are enabled before scanning. If you're interested, you
>>> could send me a v2 boot log and I'll try to help more. You could also try
>>> doing a direct pci config read to the device to see if it works before the
>> I got looking at some other drivers and reading some other mails on the
>> list, and changing pci_ops to use cf0/cf8 fixed it, and also fixed my
>> problems with the ide and sata drivers hanging (so all those phase3
>> functions are back in phase6 where they belong). The system now boots to
>> memtest and actually sees the memory to test now, but I'm still having a
>> problem building the cpu driver, which means booting is EXTREMEMLY slow. The
>> stage2 driver is in via/c7.c, but no matter where I try to include it in the
>> make files, arch/x86/Makefile or mainboard/jetway/j7f2/Makefile, I get this
>> make: *** No rule to make target
>> needed by `/home/corey/coreboot/coreboot-v3/build/coreboot.stage2'. Stop.
>> I'm no expert on makefiles, so I could use a hand. I've tried to locate
>> where/how geodelx/cpu.c is built, but it doesn't seem that it ever is,
>> adding a #error to the file still lets alix1c and other geodelx boards build
>> without error.
>> Other then that, things are looking VERY promising, I'm finishing up a few
>> things I put off before, and once the CPU driver is running I'd like to try
>> booting a kernel :)
> I agree with Ron. You're doing good work and we could help you easier if
> we commit it. I added one more line to your Makefile and it tries to build
> the file.
> I think the c7.c file should move, but for now it helps.
Ok, adding it there work. But why does it work there but nowhere else? I'll
try to make a commit within the hour, I've just got to split the c7/cn700
stuff off from the other hacking I've been doing.
> Index: coreboot-v3/northbridge/via/cn700/Makefile
> --- coreboot-v3.orig/northbridge/via/cn700/Makefile
> +++ coreboot-v3/northbridge/via/cn700/Makefile
> @@ -20,9 +20,12 @@
> ifeq ($(CONFIG_NORTHBRIDGE_VIA_CN700),y)
> -STAGE2_CHIPSET_SRC += $(src)/northbridge/via/cn700/stage2.c \
> +STAGE2_CHIPSET_SRC += $(src)/northbridge/via/cn700/apic.c \
> $(src)/northbridge/via/cn700/agp.c \
> + $(src)/northbridge/via/cn700/memctrl.c \
> + $(src)/arch/x86/via/c7.c \
> $(src)/northbridge/via/cn700/pci.c \
> + $(src)/northbridge/via/cn700/pci_domain.c \
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