SUN4_PGSHIFT
# define PGSHIFT SUN4_PGSHIFT
(PGSHIFT==SUN4_PGSHIFT ? VA_SUN4_VPG(va) : VA_SUN4C_VPG(va))
(PGSHIFT==SUN4_PGSHIFT ? VA_SUN4_OFF(va) : VA_SUN4C_OFF(va))
pte |= ((pa >> SUN4_PGSHIFT) & PG_PFNUM);