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annotate packages/hal/i386/pc/current/include/pkgconf/hal_i386_pc.h @ 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 e0c0827131d1
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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 #ifndef CYGONCE_PKGCONF_HAL_I386_PC_H
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2 #define CYGONCE_PKGCONF_HAL_I386_PC_H
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3 // ====================================================================
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4 //
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5 // pkgconf/hal_i386_pc.h
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6 //
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7 // HAL configuration file
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8 //
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9 // ====================================================================
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10 //####COPYRIGHTBEGIN####
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11 //
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12 // -------------------------------------------
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13 // The contents of this file are subject to the Red Hat eCos Public License
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14 // Version 1.1 (the "License"); you may not use this file except in
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15 // compliance with the License. You may obtain a copy of the License at
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16 // http://www.redhat.com/
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17 //
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18 // Software distributed under the License is distributed on an "AS IS"
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19 // basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
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20 // License for the specific language governing rights and limitations under
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21 // the License.
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22 //
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23 // The Original Code is eCos - Embedded Configurable Operating System,
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24 // released September 30, 1998.
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25 //
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26 // The Initial Developer of the Original Code is Red Hat.
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27 // Portions created by Red Hat are
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28 // Copyright (C) 1998, 1999, 2000 Red Hat, Inc.
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29 // All Rights Reserved.
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30 // -------------------------------------------
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31 //
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32 //####COPYRIGHTEND####
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33 // ====================================================================
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34 //#####DESCRIPTIONBEGIN####
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35 //
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36 // Author(s): jskov
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37 // Contributors: jskov
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38 // Date: 1999-01-12
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39 // Purpose: To allow the user to edit HAL configuration options.
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40 // Description:
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41 //
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42 //####DESCRIPTIONEND####
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43 //
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44 // ====================================================================
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45
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46 // pjo, 27 Sep 1999: Copied from the pc for PC.
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47
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48
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49 /* ---------------------------------------------------------------------
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50 {{CFG_DATA
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51
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52 cdl_package CYGPKG_HAL_I386_PC {
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53 display "i386 PC Target"
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54 type radio
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55 parent CYGPKG_HAL_I386
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56 platform pc
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57 description "
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58 The i386 PC Target HAL package provides the
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59 support needed to run eCos binaries on an i386 PC."
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60 }
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61
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62 }}CFG_DATA */
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63
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64 #define CYGHWR_HAL_I386_PC_STARTUP ram
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65 #undef CYGSEM_HAL_I386_PC_REAL_TIME
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66
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67 // Real-time clock/counter specifics
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68
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69 /*
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70 Not really sure exactly how these are used... but the RTC period is based
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71 on the clock input to the 8254, which is 1193180 Hz. CYGNUM_HAL_RTC_PERIOD
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72 is set for 100 ticks per second.
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73
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74 Note also that the real-time clock stuff is a bit misleading: this only
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75 configures the interval timer; we have another actual real time clock
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76 instead.
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77 */
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78 #define CYGNUM_HAL_RTC_NUMERATOR 1000000000
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79 #define CYGNUM_HAL_RTC_DENOMINATOR 100
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80 #define CYGNUM_HAL_RTC_PERIOD 11932
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81
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82 /* -------------------------------------------------------------------*/
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83 #endif /* CYGONCE_PKGCONF_HAL_I386_PC_H */
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84 /* EOF hal_i386_pc.h */