1 | /********************************************************** |
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2 | File : ldscript |
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3 | Author : Alain Greiner |
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4 | Date : October 2009 |
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5 | **********************************************************/ |
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6 | |
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7 | /* definition of the base address for all segments |
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8 | The peripherals base addresses are referenced by the |
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9 | software drivers and must be defined, even if the |
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10 | peripherals are not present in the architecture */ |
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11 | |
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12 | seg_reset_base = 0xBFC00000; /* le code de boot */ |
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13 | seg_kcode_base = 0x80000000; /* le code du système */ |
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14 | seg_kdata_base = 0x81000000; /* les donnees du système */ |
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15 | seg_kunc_base = 0x82000000; /* les données non cachées du système */ |
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16 | seg_code_base = 0x00400000; /* le code utilisateur */ |
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17 | seg_data_base = 0x10000000; /* les données utilisateur */ |
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18 | seg_stack_base = 0x20000000; /* la pile utilisateur */ |
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19 | |
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20 | seg_tty_base = 0x90000000; /* controleur TTY */ |
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21 | seg_timer_base = 0x91000000; /* controleur TIMER */ |
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22 | seg_ioc_base = 0x92000000; /* controleur I/O */ |
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23 | seg_dma_base = 0x93000000; /* controleur DMA */ |
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24 | seg_locks_base = 0x94000000; /* controleur LOCKS */ |
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25 | seg_gcd_base = 0x95000000; /* controleur GCD */ |
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26 | seg_fb_base = 0x96000000; /* controleur FRAME BUFFER */ |
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27 | seg_icu_base = 0x9F000000; /* controleur ICU */ |
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28 | |
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29 | /* definition of various hardware parameters. |
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30 | These variables are referenced in the drivers.c file, |
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31 | and must be defined, even if the corresponding |
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32 | peripherals are not present in the architecture */ |
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33 | |
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34 | NB_TTYS = 1; |
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35 | NB_LOCKS = 0; |
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36 | NB_TIMERS = 1; |
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37 | NB_PROCS = 1; |
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38 | |
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39 | /* Maximum number of tasks per processoir |
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40 | It is referenced in the drivers.c file to compute |
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41 | the global TTY index = proc_id*NB_TASKS + task_id */ |
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42 | |
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43 | NB_TASKS = 1; |
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44 | |
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45 | /* Grouping sections into segments */ |
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46 | |
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47 | SECTIONS |
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48 | { |
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49 | . = seg_kcode_base; |
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50 | seg_kcode : { |
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51 | *(.giet) |
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52 | *(.switch) |
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53 | *(.drivers) |
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54 | *(.isr) |
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55 | } |
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56 | . = seg_kdata_base; |
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57 | seg_kdata : { |
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58 | *(.kdata) |
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59 | } |
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60 | . = seg_kunc_base; |
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61 | seg_kunc : { |
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62 | *(.unckdata) |
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63 | } |
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64 | . = seg_kdata_base; |
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65 | seg_kdata : { |
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66 | *(.ksave) |
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67 | } |
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68 | . = seg_code_base; |
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69 | seg_code : { |
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70 | *(.text) |
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71 | } |
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72 | . = seg_reset_base; |
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73 | seg_reset : { |
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74 | *(.reset) |
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75 | } |
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76 | . = seg_data_base; |
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77 | seg_data : { |
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78 | *(.rodata) |
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79 | . = ALIGN(4); |
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80 | *(.rodata.*) |
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81 | . = ALIGN(4); |
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82 | *(.data) |
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83 | . = ALIGN(4); |
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84 | *(.sdata) |
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85 | . = ALIGN(4); |
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86 | *(.bss) |
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87 | *(COMMON) |
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88 | *(.sbss) |
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89 | } |
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90 | } |
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91 | |
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