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