Linker script for gmini targets

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@5890 a1c6a512-1295-4272-9138-f99709370657

firmware/app.lds

@@ -10,6 +10,81 @@ OUTPUT_FORMAT(elf32-sh)
 #endif
 INPUT(crt0.o)
 
+#if CONFIG_CPU == TCC730
+MEMORY
+{
+   FIRMWARE : ORIGIN = LOADADDRESS, LENGTH = 256K
+   FLASH (RX) : ORIGIN = 0x000000, LENGTH = 1024K
+   ICMEM (RX) : ORIGIN = 0x3FC000, LENGTH = 32K
+   IMEM1 : ORIGIN = 0x200000, LENGTH = 32K
+   IMEM2 : ORIGIN = 0x210000, LENGTH = 32K
+   IMEM3 : ORIGIN = 0x220000, LENGTH = 16K
+   IMEM4 : ORIGIN = 0x230000, LENGTH = 16K
+
+   DRAM : ORIGIN = 0x000000, LENGTH = 0x3F0000
+}
+
+SECTIONS
+{
+.text LOADADDRESS : {
+	*(.init.text)
+	*(.text) 
+	*(.icode) /* We don't put it in ICMEM coz crt1 uses LCD (now)*/
+	}> FLASH  AT> FIRMWARE 
+
+.icode 0x3FC040: {
+	*(.vectors)
+	}> ICMEM  AT> FIRMWARE
+
+
+.data 0x2000: { 
+	*(.data) 
+	. = ALIGN(2);
+	*(.rodata) 
+	. = ALIGN(2);
+	*(.rodata.str1.2)
+	. = ALIGN(2);
+	}> DRAM AT> FIRMWARE
+
+.bss ALIGN(2) : {
+	*(.bss)
+	. = ALIGN(2);
+	}> DRAM	
+
+.stack ALIGN(2) : {	
+   . = . + 0x2000;
+}> DRAM
+
+.idata 0x200000: {
+	*(.idata)
+}> DRAM
+
+
+_codesize = SIZEOF(.text);
+
+_icodecopy = LOADADDR(.icode);
+_icodestart = ADDR(.icode);
+_icodesize = SIZEOF(.icode);
+
+_datacopy = LOADADDR(.data);
+_datastart = ADDR(.data);
+_datasize = SIZEOF(.data);
+
+
+_bssstart = ADDR(.bss);
+_bsssize = (SIZEOF(.bss) + 1) & ~ 1;
+
+_stackbegin = ADDR(.stack);
+_stackend = ADDR(.stack) + SIZEOF(.stack);
+
+_idatastart = ADDR(.idata);
+
+}
+
+#else
+
+
+
 #define PLUGINSIZE 0x8000
 
 #ifdef DEBUG
@@ -123,3 +198,5 @@ SECTIONS
         pluginbuf = .;
     }
 }
+
+#endif

tools/configure

@@ -35,7 +35,7 @@ calmrisccc () {
  AR=calmrisc16-unknown-elf-ar
  AS=calmrisc16-unknown-elf-as
  OC=calmrisc16-unknown-elf-objcopy
- GCCOPTS="$CCOPTS"
+ GCCOPTS="-Wl\,--no-check-sections $CCOPTS"
  GCCOPTIMIZE="-fomit-frame-pointer"
 }
 
@@ -49,6 +49,22 @@ coldfirecc () {
  GCCOPTIMIZE="-fomit-frame-pointer"
 }
 
+whichaddr () {
+    case $archos in
+    gmini120)
+	echo ""
+	echo "Where do you want the firmware to be flashed?"
+	echo "WARNING: Do not answer this question lightly,"
+	echo "unless you don't plan to flash your gmini."
+	echo "In this case, reply '0x10000' (no quotes) and "
+	echo "re-configure when you know better."
+	loadaddress=`input`
+	;;
+    *)
+	;;
+    esac
+}
+
 whichsim () {
 
 if [ -z "$simver" ]; then
@@ -315,7 +331,7 @@ if [ -z "$archos" ]; then
 
    5)
     archos="gmini120"
-    target="-DARCHOS_GMINI120"
+    target="-DARCHOS_GMINI120 -DLOADADDRESS=\$(LOADADDRESS)"
     memory=16 # fixed size (16 is a guess, remove comment when checked)
     calmrisccc
     tool="$rootdir/tools/scramble" # not correct but...
@@ -439,6 +455,7 @@ if [ -z "$debug" ]; then
   esac
 fi
 
+whichaddr
 
 if [ -z "$language" ]; then
 
@@ -480,6 +497,7 @@ sed > Makefile \
  -e "s,@FLASHFILE@,${flash},g" \
  -e "s,@PLUGINS@,${plugins},g" \
  -e "s,@GCCOPTS@,${GCCOPTS},g" \
+ -e "s,@LOADADDRESS@,${loadaddress},g" \
  -e "s,@EXTRADEF@,${extradefines},g" \
  -e "s,@APPSDIR@,${appsdir},g" \
 <<EOF 
@@ -510,6 +528,7 @@ export AR=@AR@
 export AS=@AS@
 export OC=@OC@
 export GCCOPTS=@GCCOPTS@
+export LOADADDRESS=@LOADADDRESS@
 
 .PHONY: all clean tags zip