The following files are in the mips tree, and not in stock 2.4.1 - but they seem not to be mips-related. Clues? arch/ppc/coffboot/main.c arch/ppc/configs/gemini_defconfig arch/ppc/kernel/gemini_pci.c arch/ppc/kernel/gemini_prom.S arch/ppc/kernel/gemini_setup.c arch/ppc/mbxboot/vmlinux.lds drivers/acpi/hardware/hwcpu32.c drivers/acpi/hardware/hwxface.c drivers/acpi/ksyms.c include/asm-ppc/gemini.h include/asm-ppc/gemini_serial.h ...jfree
