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annotate packages/hal/powerpc/mpc8xx/current/src/mpc8xxrev.c @ 76:435cced73e2f ecos-v1_3_1-release

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eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
author jlarmour
date Tue, 28 Mar 2000 14:10:45 +0000
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children f62680ef1804
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435cced73e2f eCos v1.3.1 merged from eCos master repository on 2000-03-27-23:22:51-BST
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1 //==========================================================================
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2 //
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3 // mpc8xxrev.c
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4 //
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5 // MPC8xx Revision Identification
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6 //
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7 //==========================================================================
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8 //####COPYRIGHTBEGIN####
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9 //
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10 // -------------------------------------------
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11 // The contents of this file are subject to the Cygnus eCos Public License
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12 // Version 1.0 (the "License"); you may not use this file except in
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13 // compliance with the License. You may obtain a copy of the License at
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14 // http://sourceware.cygnus.com/ecos
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15 //
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16 // Software distributed under the License is distributed on an "AS IS"
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17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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18 // License for the specific language governing rights and limitations under
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19 // the License.
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20 //
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21 // The Original Code is eCos - Embedded Cygnus Operating System, released
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22 // September 30, 1998.
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23 //
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24 // The Initial Developer of the Original Code is Cygnus. Portions created
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25 // by Cygnus are Copyright (C) 1998 Cygnus Solutions. All Rights Reserved.
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26 // -------------------------------------------
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27 //
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28 //####COPYRIGHTEND####
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29 //==========================================================================
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30 //#####DESCRIPTIONBEGIN####
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31 //
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32 // Author(s): jskov
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33 // Contributors: jskov
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34 // Date: 2000-02-23
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35 // Description: Print MPC8xx revision numbers
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36 //####DESCRIPTIONEND####
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37
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38 #include <cyg/infra/testcase.h>
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39 #include <stdio.h>
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40 #include <cyg/hal/ppc_regs.h>
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41 #include <cyg/hal/hal_io.h>
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42
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43 int
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44 main( void )
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45 {
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46 cyg_uint32 pvr, part_mask;
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47 cyg_uint16 rev_num;
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48
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49 CYG_TEST_INIT();
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50
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51 asm volatile ("mfspr %0, 287;": "=r" (pvr));
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52 printf ("Processor PVR: 0x%08x\n", pvr);
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53
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54 asm volatile ("mfspr %0, 638;": "=r" (part_mask));
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55 printf ("Processor IMMR[16:31]: 0x%04x\n", (part_mask & 0xffff));
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56
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57 HAL_READ_UINT16(CYGARC_REG_REV_NUM, rev_num);
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58 printf ("Processor REV_NUM: 0x%04x\n", rev_num);
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59
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60
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61 printf("\nSee http://www.motorola.com/SPS/RISC/netcomm/ for erratas.\n");
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62 printf("Look for MPC8xx Versions and Masks in the Publications Library\n");
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63
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64 CYG_TEST_PASS_FINISH("mpc8xx revision dump");
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65 }
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66 // EOF mpc8xxrev.c