Gigabeat S: Place SDMA code load address starting in uninitialized section address and copy it to the plugin buffer since it only needed very early in initialization. Will save about 6K in RAM.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@19963 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 17 insertions, 7 deletions

diff --git a/firmware/target/arm/imx31/app.lds b/firmware/target/arm/imx31/app.lds
index 4ab4665062..4ee7ac45d4 100644
--- a/firmware/target/arm/imx31/app.lds
+++ b/firmware/target/arm/imx31/app.lds
@@ -91,16 +91,18 @@ SECTIONS
     } AT> DRAM
 
     _vectorscopy = LOADADDR(.vectors);
-
-    .stack :
+    
+    .stack (NOLOAD) :
     {
        *(.stack)
        stackbegin = .;
        . += 0x2000;
        stackend = .;
     } > DRAM
+    
+    _sdmacodecopy = stackbegin;
 
-    .bss :
+    .bss (NOLOAD) :
     {
        _edata = .;
         *(.bss*)
@@ -110,30 +112,38 @@ SECTIONS
        _end = .;
     } > DRAM
 
-    .audiobuf ALIGN(4) :
+    .audiobuf (NOLOAD) :
     {
+        . = ALIGN(0x4);
         _audiobuffer = .;
         audiobuffer = .;
     } > DRAM
 
-    .audiobufend ENDAUDIOADDR:
+    .audiobufend ENDAUDIOADDR (NOLOAD) :
     {
         audiobufend = .;
         _audiobufend = .;
     } > DRAM
 
-    .codec ENDAUDIOADDR:
+    .codec ENDAUDIOADDR (NOLOAD) :
     {
         codecbuf = .;
         _codecbuf = .;
     }
 
-    .plugin ENDADDR:
+    .plugin ENDADDR (NOLOAD) :
     {
         _pluginbuf = .;
         pluginbuf = .;
     }
     
+    .sdma _pluginbuf : AT( _sdmacodecopy )
+    {
+        _sdmacodestart = .;
+        *(.sdmacode);
+        _sdmacodeend = .;
+    }
+    
     .devbss (NOLOAD) :
     {
         _devbssdata = .;