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 @@
+#include "config.h"
+
+ENTRY(start)
+
+OUTPUT_FORMAT(elf32-littlearm)
+OUTPUT_ARCH(arm)
+INPUT(target/arm/tcc780x/crt0.o)
+
+#define PLUGINSIZE PLUGIN_BUFFER_SIZE
+#define CODECSIZE CODEC_SIZE
+
+#ifdef DEBUG
+#define STUBOFFSET 0x10000
+#else
+#define STUBOFFSET 0
+#endif
+
+#define DRAMSIZE (MEMORYSIZE * 0x100000) - PLUGINSIZE - STUBOFFSET - CODECSIZE
+
+#define DRAMORIG 0x20000000 + STUBOFFSET
+#define ITCMORIG 0x00000000
+#define ITCMSIZE 0x1000
+#define DTCMORIG 0xA0000000
+#define DTCMSIZE 0x2000
+#define SRAMORIG 0x10000000
+#define SRAMSIZE 0xc000
+
+/* End of the audio buffer, where the codec buffer starts */
+#define ENDAUDIOADDR  (DRAMORIG + DRAMSIZE)
+
+/* Where the codec buffer ends, and the plugin buffer starts */
+#define ENDADDR (ENDAUDIOADDR + CODECSIZE)
+
+MEMORY
+{
+    DRAM : ORIGIN = DRAMORIG, LENGTH = DRAMSIZE
+    /* Seperate data & instruction TCMs plus SRAM. */
+    ITCM : ORIGIN = ITCMORIG, LENGTH = ITCMSIZE
+    DTCM : ORIGIN = DTCMORIG, LENGTH = DTCMSIZE
+    SRAM : ORIGIN = SRAMORIG, LENGTH = SRAMSIZE
+}
+
+SECTIONS
+{
+    .text :
+    {
+        loadaddress = .;
+        _loadaddress = .;
+        . = ALIGN(0x200);
+        *(.init.text)
+        *(.text*)
+        *(.glue_7)
+        *(.glue_7t)
+        . = ALIGN(0x4);
+    } > DRAM
+
+    .rodata :
+    {
+        *(.rodata)  /* problems without this, dunno why */
+        *(.rodata*)
+        *(.rodata.str1.1)
+        *(.rodata.str1.4)
+        . = ALIGN(0x4);
+
+        /* Pseudo-allocate the copies of the data sections */
+        _datacopy = .;
+    } > DRAM
+
+    /* TRICK ALERT! For RAM execution, we put the .data section at the
+       same load address as the copy. Thus, we don't waste extra RAM
+       when we don't actually need the copy.  */
+    .data : AT ( _datacopy )
+    {
+        _datastart = .;
+        *(.data*)
+        . = ALIGN(0x4);
+        _dataend  = .;
+    } > DRAM
+
+    /DISCARD/ :
+    {
+        *(.eh_frame)
+    }
+
+    .vectors ITCMORIG :
+    {
+        _vectorsstart = .;
+        *(.vectors);
+        _vectorsend = .;
+    } > ITCM AT> DRAM
+
+    _vectorscopy = LOADADDR(.vectors);
+
+    .itcm :
+    {
+        _itcmstart = .;
+        _itcmend = .;
+    } > ITCM AT> DRAM
+
+    _itcmcopy = LOADADDR(.itcm);
+    
+    .dtcm :
+    {
+        _dtcmstart = .;
+        _dtcmend = .;
+    } > DTCM AT> DRAM
+
+    _dtcmcopy = LOADADDR(.dtcm);
+
+    .iram :
+    {
+        _iramstart = .;
+        *(.irodata)
+        *(.idata)
+        *(.icode)
+        . = ALIGN(0x4);
+        _iramend = .;
+    } > SRAM AT> DRAM
+
+    _iramcopy = LOADADDR(.iram);
+    
+    .ibss (NOLOAD) :
+    {
+        _iedata = .;
+        *(.ibss)
+        . = ALIGN(0x4);
+        _iend = .;
+    } > SRAM
+
+    .stack :
+    {
+       *(.stack)
+       stackbegin = .;
+       . += 0x2000;
+       stackend = .;
+    } > SRAM
+
+    .bss :
+    {
+       _edata = .;
+        *(.bss*)
+        *(COMMON)
+        . = ALIGN(0x4);
+       _end = .;
+    } > DRAM
+
+    .audiobuf ALIGN(4) :
+    {
+        _audiobuffer = .;
+        audiobuffer = .;
+    } > DRAM
+
+    .audiobufend ENDAUDIOADDR:
+    {
+        audiobufend = .;
+        _audiobufend = .;
+    } > DRAM
+
+    .codec ENDAUDIOADDR:
+    {
+        codecbuf = .;
+        _codecbuf = .;
+    }
+
+    .plugin ENDADDR:
+    {
+        _pluginbuf = .;
+        pluginbuf = .;
+    }
+}