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comparison 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
parents
children f62680ef1804
comparison
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75:41bf073c0c32 76:435cced73e2f
1 //==========================================================================
2 //
3 // mpc8xxrev.c
4 //
5 // MPC8xx Revision Identification
6 //
7 //==========================================================================
8 //####COPYRIGHTBEGIN####
9 //
10 // -------------------------------------------
11 // The contents of this file are subject to the Cygnus eCos Public License
12 // Version 1.0 (the "License"); you may not use this file except in
13 // compliance with the License. You may obtain a copy of the License at
14 // http://sourceware.cygnus.com/ecos
15 //
16 // Software distributed under the License is distributed on an "AS IS"
17 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
18 // License for the specific language governing rights and limitations under
19 // the License.
20 //
21 // The Original Code is eCos - Embedded Cygnus Operating System, released
22 // September 30, 1998.
23 //
24 // The Initial Developer of the Original Code is Cygnus. Portions created
25 // by Cygnus are Copyright (C) 1998 Cygnus Solutions. All Rights Reserved.
26 // -------------------------------------------
27 //
28 //####COPYRIGHTEND####
29 //==========================================================================
30 //#####DESCRIPTIONBEGIN####
31 //
32 // Author(s): jskov
33 // Contributors: jskov
34 // Date: 2000-02-23
35 // Description: Print MPC8xx revision numbers
36 //####DESCRIPTIONEND####
37
38 #include <cyg/infra/testcase.h>
39 #include <stdio.h>
40 #include <cyg/hal/ppc_regs.h>
41 #include <cyg/hal/hal_io.h>
42
43 int
44 main( void )
45 {
46 cyg_uint32 pvr, part_mask;
47 cyg_uint16 rev_num;
48
49 CYG_TEST_INIT();
50
51 asm volatile ("mfspr %0, 287;": "=r" (pvr));
52 printf ("Processor PVR: 0x%08x\n", pvr);
53
54 asm volatile ("mfspr %0, 638;": "=r" (part_mask));
55 printf ("Processor IMMR[16:31]: 0x%04x\n", (part_mask & 0xffff));
56
57 HAL_READ_UINT16(CYGARC_REG_REV_NUM, rev_num);
58 printf ("Processor REV_NUM: 0x%04x\n", rev_num);
59
60
61 printf("\nSee http://www.motorola.com/SPS/RISC/netcomm/ for erratas.\n");
62 printf("Look for MPC8xx Versions and Masks in the Publications Library\n");
63
64 CYG_TEST_PASS_FINISH("mpc8xx revision dump");
65 }
66 // EOF mpc8xxrev.c