HelenOS sources

fr22              102 boot/arch/ppc32/include/arch/regname.h #define fr22  22
fr22              108 kernel/arch/ppc32/include/arch/asm/regname.h #define fr22  22
fr22              108 uspace/lib/c/arch/ppc32/include/libarch/regname.h #define	fr22	22
HelenOS homepage, sources at GitHub