[coreboot] linker problem after menuconfig

[Stefan Reinauer]

 On 8/1/10 7:13 AM, austinro at msu.edu wrote:
> Hi.
> The wiki page for seabios recommends configuring coreboot with
> CONFIG_VGA_BRIDGE_SETUP enabled and CONFIG_VGA_ROM_RUN disabled.
>
> When building for the jetway j7f24 target, setting those two options
> in menuconfig results in the following error (after "make"):
>
>
>     CC         cpu/intel/microcode/microcode.o
>     AR         coreboot.a
>     CC         coreboot_ram.o
>     CC         coreboot_ram
> build/coreboot_ram.o: In function `vga_init':
> vga.c:(.text+0x1968): undefined reference to
> `mainboard_interrupt_handlers'
> collect2: ld returned 1 exit status
> make: *** [build/coreboot_ram] Error 1
>
> With both options enabled make finishes.  I don't know much about
> kconfig, so I haven't been able to figure out where the problem is.
>
> Here is my .config

You also need to disable CONFIG_PCI_ROM_RUN.

The behavior here was slightly changed over time, so we probably should
fix the documentation. We should also fix the code. Compilation errors
are not so nice.

Stefan