[13] | 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 = 0; |
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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_kernel : { |
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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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