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    1: /*
    2:  *----------------------------------------------------------------------
    3:  *    T-Kernel 2.0 Software Package
    4:  *
    5:  *    Copyright 2011 by Ken Sakamura.
    6:  *    This software is distributed under the latest version of T-License 2.x.
    7:  *----------------------------------------------------------------------
    8:  *
    9:  *    Released by T-Engine Forum(http://www.t-engine.org/) at 2011/05/17.
   10:  *    Modified by TRON Forum(http://www.tron.org/) at 2015/06/01.
   11:  *
   12:  *----------------------------------------------------------------------
   13:  */
   14: 
   15: /*
   16:  *      @(#)prreg.c (libtk/EM1-D512)
   17:  *
   18:  *      Display task register value
   19:  */
   20: 
   21: #include <basic.h>
   22: #include <tk/tkernel.h>
   23: #include <sys/misc.h>
   24: 
   25: /*
   26:  * Uses prfn to display the contents of gr, er, and cr.
   27:  * prfn must be a printf compatible function.
   28:  */
   29: EXPORT W PrintTaskRegister( int (*prfn)( const char *format, ... ),
   30:                                 T_REGS *gr, T_EIT *er, T_CREGS *cr )
   31: {
   32: /*
   33:  *      PC: 12345678             CPSR:12345678 TMF:12345678
   34:  *      R0: 12345678 R1: 12345678 R2: 12345678 R3: 12345678
   35:  *      R4: 12345678 R5: 12345678 R6: 12345678 R7: 12345678
   36:  *      R8: 12345678 R9: 12345678 R10:12345678 R11:12345678
   37:  *      IP: 12345678 LR: 12345678
   38:  *      USP:12345678 SSP:12345678 LSID:1234   UATB:12345678
   39:  */
   40:         (*prfn)("PC: %08x             CPSR:%08x TMF:%08x\n",
   41:                 (UW)er->pc, er->cpsr, er->taskmode);
   42:         (*prfn)("R0: %08x R1: %08x R2: %08x R3: %08x\n",
   43:                 gr->r[0], gr->r[1], gr->r[2], gr->r[3]);
   44:         (*prfn)("R4: %08x R5: %08x R6: %08x R7: %08x\n",
   45:                 gr->r[4], gr->r[5], gr->r[6], gr->r[7]);
   46:         (*prfn)("R8: %08x R9: %08x R10:%08x R11:%08x\n",
   47:                 gr->r[8], gr->r[9], gr->r[10], gr->r[11]);
   48:         (*prfn)("IP: %08x LR: %08x\n",
   49:                 gr->r[12], (UW)gr->lr);
   50:         (*prfn)("USP:%08x SSP:%08x LSID:%-4d   UATB:%08x\n",
   51:                 (UW)cr->usp, (UW)cr->ssp, cr->lsid, (UW)cr->uatb);
   52:         return 6;  /* Number of display rows */
   53: }