More info are available on request. Sergio
... make all_targets make[3]: Entering directory `/usr/src/linux/drivers/video' gcc -D__KERNEL__ -I/usr/src/linux/include -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer -fno-strict-aliasing -D__powerpc__ -fsigned-char -msoft-float -pipe -ffixed-r2 -Wno-uninitialized -mmultiple -mstring -c -o chipsfb.o chipsfb.c chipsfb.c: In function `chips_set_bitdepth': chipsfb.c:392: `display_info' undeclared (first use in this function) chipsfb.c:392: (Each undeclared identifier is reported only once chipsfb.c:392: for each function it appears in.) chipsfb.c: In function `chips_of_init': chipsfb.c:671: warning: implicit declaration of function `pci_device_loc' chipsfb.c:675: warning: implicit declaration of function `pci_io_base' make[3]: *** [chipsfb.o] Error 1 make[3]: Leaving directory `/usr/src/linux/drivers/video' make[2]: *** [first_rule] Error 2 make[2]: Leaving directory `/usr/src/linux/drivers/video' make[1]: *** [_subdir_video] Error 2 make[1]: Leaving directory `/usr/src/linux/drivers' make: *** [_dir_drivers] Error 2 <root> -->