diff options
Diffstat (limited to 'firmware/target/arm/tcc780x')
-rw-r--r-- | firmware/target/arm/tcc780x/app.lds | 170 |
1 files changed, 170 insertions, 0 deletions
diff --git a/firmware/target/arm/tcc780x/app.lds b/firmware/target/arm/tcc780x/app.lds new file mode 100644 index 0000000000..069dd24b9c --- /dev/null +++ b/firmware/target/arm/tcc780x/app.lds | |||
@@ -0,0 +1,170 @@ | |||
1 | #include "config.h" | ||
2 | |||
3 | ENTRY(start) | ||
4 | |||
5 | OUTPUT_FORMAT(elf32-littlearm) | ||
6 | OUTPUT_ARCH(arm) | ||
7 | INPUT(target/arm/tcc780x/crt0.o) | ||
8 | |||
9 | #define PLUGINSIZE PLUGIN_BUFFER_SIZE | ||
10 | #define CODECSIZE CODEC_SIZE | ||
11 | |||
12 | #ifdef DEBUG | ||
13 | #define STUBOFFSET 0x10000 | ||
14 | #else | ||
15 | #define STUBOFFSET 0 | ||
16 | #endif | ||
17 | |||
18 | #define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE | ||
19 | |||
20 | #define DRAMORIG 0x20000000 + STUBOFFSET | ||
21 | #define ITCMORIG 0x00000000 | ||
22 | #define ITCMSIZE 0x1000 | ||
23 | #define DTCMORIG 0xA0000000 | ||
24 | #define DTCMSIZE 0x2000 | ||
25 | #define SRAMORIG 0x10000000 | ||
26 | #define SRAMSIZE 0xc000 | ||
27 | |||
28 | /* End of the audio buffer, where the codec buffer starts */ | ||
29 | #define ENDAUDIOADDR (DRAMORIG + DRAMSIZE) | ||
30 | |||
31 | /* Where the codec buffer ends, and the plugin buffer starts */ | ||
32 | #define ENDADDR (ENDAUDIOADDR + CODECSIZE) | ||
33 | |||
34 | MEMORY | ||
35 | { | ||
36 | DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE | ||
37 | /* Seperate data & instruction TCMs plus SRAM. */ | ||
38 | ITCM : ORIGIN = ITCMORIG, LENGTH = ITCMSIZE | ||
39 | DTCM : ORIGIN = DTCMORIG, LENGTH = DTCMSIZE | ||
40 | SRAM : ORIGIN = SRAMORIG, LENGTH = SRAMSIZE | ||
41 | } | ||
42 | |||
43 | SECTIONS | ||
44 | { | ||
45 | .text : | ||
46 | { | ||
47 | loadaddress = .; | ||
48 | _loadaddress = .; | ||
49 | . = ALIGN(0x200); | ||
50 | *(.init.text) | ||
51 | *(.text*) | ||
52 | *(.glue_7) | ||
53 | *(.glue_7t) | ||
54 | . = ALIGN(0x4); | ||
55 | } > DRAM | ||
56 | |||
57 | .rodata : | ||
58 | { | ||
59 | *(.rodata) /* problems without this, dunno why */ | ||
60 | *(.rodata*) | ||
61 | *(.rodata.str1.1) | ||
62 | *(.rodata.str1.4) | ||
63 | . = ALIGN(0x4); | ||
64 | |||
65 | /* Pseudo-allocate the copies of the data sections */ | ||
66 | _datacopy = .; | ||
67 | } > DRAM | ||
68 | |||
69 | /* TRICK ALERT! For RAM execution, we put the .data section at the | ||
70 | same load address as the copy. Thus, we don't waste extra RAM | ||
71 | when we don't actually need the copy. */ | ||
72 | .data : AT ( _datacopy ) | ||
73 | { | ||
74 | _datastart = .; | ||
75 | *(.data*) | ||
76 | . = ALIGN(0x4); | ||
77 | _dataend = .; | ||
78 | } > DRAM | ||
79 | |||
80 | /DISCARD/ : | ||
81 | { | ||
82 | *(.eh_frame) | ||
83 | } | ||
84 | |||
85 | .vectors ITCMORIG : | ||
86 | { | ||
87 | _vectorsstart = .; | ||
88 | *(.vectors); | ||
89 | _vectorsend = .; | ||
90 | } > ITCM AT> DRAM | ||
91 | |||
92 | _vectorscopy = LOADADDR(.vectors); | ||
93 | |||
94 | .itcm : | ||
95 | { | ||
96 | _itcmstart = .; | ||
97 | _itcmend = .; | ||
98 | } > ITCM AT> DRAM | ||
99 | |||
100 | _itcmcopy = LOADADDR(.itcm); | ||
101 | |||
102 | .dtcm : | ||
103 | { | ||
104 | _dtcmstart = .; | ||
105 | _dtcmend = .; | ||
106 | } > DTCM AT> DRAM | ||
107 | |||
108 | _dtcmcopy = LOADADDR(.dtcm); | ||
109 | |||
110 | .iram : | ||
111 | { | ||
112 | _iramstart = .; | ||
113 | *(.irodata) | ||
114 | *(.idata) | ||
115 | *(.icode) | ||
116 | . = ALIGN(0x4); | ||
117 | _iramend = .; | ||
118 | } > SRAM AT> DRAM | ||
119 | |||
120 | _iramcopy = LOADADDR(.iram); | ||
121 | |||
122 | .ibss (NOLOAD) : | ||
123 | { | ||
124 | _iedata = .; | ||
125 | *(.ibss) | ||
126 | . = ALIGN(0x4); | ||
127 | _iend = .; | ||
128 | } > SRAM | ||
129 | |||
130 | .stack : | ||
131 | { | ||
132 | *(.stack) | ||
133 | stackbegin = .; | ||
134 | . += 0x2000; | ||
135 | stackend = .; | ||
136 | } > SRAM | ||
137 | |||
138 | .bss : | ||
139 | { | ||
140 | _edata = .; | ||
141 | *(.bss*) | ||
142 | *(COMMON) | ||
143 | . = ALIGN(0x4); | ||
144 | _end = .; | ||
145 | } > DRAM | ||
146 | |||
147 | .audiobuf ALIGN(4) : | ||
148 | { | ||
149 | _audiobuffer = .; | ||
150 | audiobuffer = .; | ||
151 | } > DRAM | ||
152 | |||
153 | .audiobufend ENDAUDIOADDR: | ||
154 | { | ||
155 | audiobufend = .; | ||
156 | _audiobufend = .; | ||
157 | } > DRAM | ||
158 | |||
159 | .codec ENDAUDIOADDR: | ||
160 | { | ||
161 | codecbuf = .; | ||
162 | _codecbuf = .; | ||
163 | } | ||
164 | |||
165 | .plugin ENDADDR: | ||
166 | { | ||
167 | _pluginbuf = .; | ||
168 | pluginbuf = .; | ||
169 | } | ||
170 | } | ||