DCPU_IS_SLAVE
if (!(kgdb_info[cpu].exception_state & DCPU_IS_SLAVE)) {
} else if (kgdb_info[cpu].exception_state & DCPU_IS_SLAVE) {
~(DCPU_WANT_MASTER | DCPU_IS_SLAVE);
~(DCPU_WANT_MASTER | DCPU_IS_SLAVE);
kgdb_cpu_enter(ks, regs, DCPU_IS_SLAVE);