1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
|
cat << EOF
OUTPUT_FORMAT("elf32-ip2k", "elf32-ip2k", "elf32-ip2k")
OUTPUT_ARCH(ip2k)
ENTRY(_start)
SEARCH_DIR(.);
/* IP2022 default linker script. */
MEMORY
{
D_GPR : org = 0x01000080, len = 128
D_RAM : org = 0x01000100, len = 4K - 256
P_RAM : org = 0x02000000, len = 16K
P_ROM : org = 0x02010000, len = 64K - 32
P_RESET : org = 0x0201FFE0, len = 32
P_CONFIG : org = 0x02020000, len = 128
}
SECTIONS
{
/* Allocated memory end markers
(initialized to start of appropiate memory address). */
__data_end = 0x01000100;
__pram_end = 0x02000000;
__flash_end = 0x02010000;
/* Global general purpose registers in direct addressing range. */
.gpr 0x01000080 :
{
*(.gpr)
} >D_GPR
/* Pre-allocated, pre-initialized data memory. */
__data_run_begin = __data_end;
__data_load_begin = (__flash_end + 1) & 0xFFFFFFFE;
.data __data_run_begin : AT (__data_load_begin)
{
* (.data);
* (.rodata)
} >D_RAM
__data_run_end = __data_run_begin + SIZEOF(.data);
__data_load_end = __data_load_begin + SIZEOF(.data);
__data_end = __data_run_end;
__flash_end = __data_load_end;
/* Pre-allocated, uninitialized data memory. */
__bss_begin = __data_end;
.bss __bss_begin :
{
* (.bss)
} >D_RAM
__bss_end = __bss_begin + SIZEOF(.bss);
__data_end = __bss_end;
/* Pre-allocated PRAM data memory. */
__pram_data_begin = (__pram_end + 1) & 0xFFFFFFFE;
.pram_data __pram_data_begin :
{
* (.pram_data)
} >P_RAM
__pram_data_end = __pram_data_begin + SIZEOF(.pram_data);
__pram_end = __pram_data_end;
/* PRAM code. */
__pram_run_begin = (__pram_end + 1) & 0xFFFFFFFE;
__pram_load_begin = (__flash_end + 1) & 0xFFFFFFFE;
.pram __pram_run_begin : AT (__pram_load_begin)
{
* (.pram)
} >P_RAM
__pram_run_end = __pram_run_begin + SIZEOF(.pram);
__pram_load_end = __pram_load_begin + SIZEOF(.pram);
__pram_load_shift = ((__pram_run_begin - __pram_load_begin) & 0x1FFFF) | 0x02000000;
__pram_end = __pram_run_end;
__flash_end = __pram_load_end;
/* PRAM overlay code. */
__pram_overlay_run_start = (__pram_end + 1) & 0xFFFFFFFE;
__pram_overlay_load_start = (__flash_end + 1) & 0xFFFFFFFE;
OVERLAY __pram_overlay_run_start : AT (__pram_overlay_load_start)
{
.pram1 { */overlay1/* (.pram); * (.pram1) }
.pram2 { */overlay2/* (.pram); * (.pram2) }
} >P_RAM
__pram_overlay_run_end = .;
__pram_overlay_load_end = __pram_overlay_load_start + SIZEOF(.pram1) + SIZEOF(.pram2);
__pram_end = __pram_overlay_run_end;
__flash_end = __pram_overlay_load_end;
/* Flash code. */
__text_begin = (__flash_end + 1) & 0xFFFFFFFE;
.text __text_begin :
{
* (.text);
* (.text.libgcc)
} >P_ROM = 0xffff
__text_end = __text_begin + SIZEOF(.text);
__flash_end = __text_end;
/* Strings. */
__strings_begin = (__flash_end + 1) & 0xFFFFFFFE;
.strings __strings_begin :
{
* (strings);
* (.progmem.data)
} >P_ROM = 0xffff
__strings_end = __strings_begin + SIZEOF (.strings);
__flash_end = __strings_end;
.ctors : { * (.ctors) } > P_ROM
.dtors : { * (.dtors) } > P_ROM
/* Reset code. */
.reset : { * (.reset) } >P_RESET = 0xffff
/* Configuration block. */
.config : { * (.config) } >P_CONFIG = 0xffff
/* Stack. */
PROVIDE (__stack = 0x01000FFF);
/* Stabs debugging sections. */
.stab 0 : { *(.stab) }
.stabstr 0 : { *(.stabstr) }
.stab.excl 0 : { *(.stab.excl) }
.stab.exclstr 0 : { *(.stab.exclstr) }
.stab.index 0 : { *(.stab.index) }
.stab.indexstr 0 : { *(.stab.indexstr) }
.comment 0 : { *(.comment) }
/* DWARF 1. */
.debug 0 : { *(.debug) }
.line 0 : { *(.line) }
/* GNU DWARF 1 extensions. */
.debug_srcinfo 0 : { *(.debug_srcinfo) }
.debug_sfnames 0 : { *(.debug_sfnames) }
/* DWARF 1.1 and DWARF 2. */
.debug_aranges 0 : { *(.debug_aranges) }
.debug_pubnames 0 : { *(.debug_pubnames) }
/* DWARF 2. */
.debug_info 0 : { *(.debug_info) *(.gnu.linkonce.wi.*) }
.debug_abbrev 0 : { *(.debug_abbrev) }
.debug_line 0 : { *(.debug_line) }
.debug_frame 0 : { *(.debug_frame) }
.debug_str 0 : { *(.debug_str) }
.debug_loc 0 : { *(.debug_loc) }
.debug_macinfo 0 : { *(.debug_macinfo) }
}
EOF
|
