1 | /* |
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2 | * This file contains directives for the GNU linker which are specific |
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3 | * to the Motorola MVME167 board. |
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4 | * |
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5 | * COPYRIGHT (c) 1989-1998. |
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6 | * On-Line Applications Research Corporation (OAR). |
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7 | * Copyright assigned to U.S. Government, 1994. |
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8 | * |
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9 | * The license and distribution terms for this file may be |
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10 | * found in the file LICENSE in this distribution or at |
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11 | * http://www.OARcorp.com/rtems/license.html. |
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12 | * |
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13 | * Modifications of respective RTEMS file: |
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14 | * Copyright (c) 1998, National Research Council of Canada |
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15 | * |
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16 | * $Id$ |
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17 | */ |
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18 | |
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19 | /* Base address and size of RAM on the MVME167 */ |
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20 | |
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21 | RAM_SIZE = 4M; |
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22 | RAM_START = 0x00800000; |
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23 | RAM_END = RAM_START + RAM_SIZE; |
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24 | |
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25 | /* |
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26 | * Declare some sizes. |
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27 | * XXX: The assignment of ". += XyzSize;" fails in older gld's if the |
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28 | * number used there is not constant. If this happens to you, edit |
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29 | * the lines marked XXX below to use a constant value. |
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30 | */ |
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31 | HeapSize = DEFINED(HeapSize) ? HeapSize : 0x10000; |
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32 | StackSize = DEFINED(StackSize) ? StackSize : 0x1000; |
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33 | |
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34 | MEMORY |
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35 | { |
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36 | ram : org = 0x00800000, l = 4M |
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37 | } |
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38 | |
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39 | SECTIONS |
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40 | { |
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41 | .text 0x00800000 : |
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42 | { |
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43 | text_start = . ; |
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44 | *(.text) |
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45 | . = ALIGN (16); |
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46 | |
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47 | *(.eh_fram) |
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48 | . = ALIGN (16); |
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49 | |
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50 | *(.gcc_exc) |
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51 | . = ALIGN (16); |
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52 | |
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53 | /* |
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54 | * C++ constructors |
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55 | */ |
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56 | __CTOR_LIST__ = .; |
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57 | LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2) |
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58 | *(.ctors) |
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59 | LONG(0) |
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60 | __CTOR_END__ = .; |
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61 | __DTOR_LIST__ = .; |
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62 | LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2) |
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63 | *(.dtors) |
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64 | LONG(0) |
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65 | __DTOR_END__ = .; |
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66 | etext = ALIGN( 0x10 ) ; |
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67 | } >ram |
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68 | |
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69 | .data ADDR( .text ) + SIZEOF( .text ): |
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70 | { |
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71 | data_start = . ; |
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72 | *(.data) |
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73 | edata = ALIGN( 0x10 ) ; |
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74 | } >ram |
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75 | |
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76 | .bss ADDR( .data ) + SIZEOF( .data ): |
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77 | { |
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78 | bss_start = . ; |
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79 | *(.bss) |
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80 | *(COMMON) |
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81 | end = . ; |
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82 | _end = . ; |
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83 | |
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84 | _HeapStart = .; |
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85 | __HeapStart = .; |
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86 | . += HeapSize; /* XXX -- Old gld can't handle this */ |
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87 | _HeapEnd = .; |
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88 | __HeapEnd = .; |
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89 | _StackStart = .; |
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90 | __StackStart = .; |
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91 | . += StackSize; /* XXX -- Old gld can't handle this */ |
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92 | /* . += 0x10000; */ /* HeapSize for old gld */ |
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93 | /* . += 0x1000; */ /* StackSize for old gld */ |
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94 | . = ALIGN (16); |
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95 | _StackEnd = .; |
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96 | __StackEnd = .; |
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97 | stack_init = .; |
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98 | clear_end = .; |
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99 | |
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100 | _WorkspaceBase = .; |
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101 | __WorkspaceBase = .; |
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102 | } >ram |
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103 | } |
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