arch/x86/include/i486/arch.h

arch/x86/include/i486/io.h

arch/x86/include/i486/irq.h

arch/x86/src/Makefile

arch/x86/src/common/up_blocktask.c

arch/x86/src/common/up_copystate.c

arch/x86/src/common/up_releasepending.c

arch/x86/src/common/up_reprioritizertr.c

arch/x86/src/common/up_unblocktask.c

arch/x86/src/i486/up_assert.c

arch/x86/src/qemu/Make.defs

arch/x86/src/qemu/qemu_fullcontextrestore.S

arch/x86/src/qemu/qemu_head.S

arch/x86/src/qemu/qemu_irq.c

arch/x86/src/qemu/qemu_lowputc.c

arch/x86/src/qemu/qemu_lowsetup.c

arch/x86/src/qemu/qemu_timerisr.c

configs/qemu-i486/ostest/Make.defs

configs/qemu-i486/ostest/ld.script