sys/arch/alpha/include/bus.h

251

#define BUS_SPACE_BARRIER_READ 0x01

sys/arch/amd64/include/bus.h

472

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/arm/include/bus.h

267

#define BUS_SPACE_BARRIER_READ 0x01

sys/arch/arm64/include/bus.h

323

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/hppa/include/bus.h

282

#define BUS_SPACE_BARRIER_READ 0x01

sys/arch/i386/include/bus.h

496

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/landisk/include/bus.h

281

#define BUS_SPACE_BARRIER_READ 0x01

sys/arch/loongson/include/bus.h

338

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/luna88k/include/bus.h

561

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/macppc/include/bus.h

474

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/octeon/include/bus.h

304

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/powerpc64/include/bus.h

316

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/riscv64/include/bus.h

331

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */

sys/arch/sparc64/include/bus.h

324

#define BUS_SPACE_BARRIER_READ 0x01 /* force read barrier */