apps/common/crt0_bfin.S


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#include "cfg.h"

.extern _AppStack
.extern _Cstart
.global start

.text

start:
/* Clear all DAG registers:
 */
R0 = 0
     I0 = R0
          I1 = R0
               I2 = R0
                    I3 = R0
                         L0 = R0
                              L1 = R0
                                   L2 = R0
                                        L3 = R0
                                                B0 = R0
                                                        B1 = R0
                                                                B2 = R0
                                                                        B3 = R0
                                                                                M0 = R0
                                                                                        M1 = R0
                                                                                                M2 = R0
                                                                                                        M3 = R0
                                                                                                                LC0 = R0;
LC1 = R0;

sp.h = _AppStack+(APPSTACKSIZE-32)
       sp.l = _AppStack+(APPSTACKSIZE-32)
              jump    _Cstart