Working ROLO for the Gigabeat F/X

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@17304 a1c6a512-1295-4272-9138-f99709370657

firmware/rolo.c

@@ -41,7 +41,7 @@
 #endif
 
 #if !defined(IRIVER_IFP7XX_SERIES) && \
-    (CONFIG_CPU != PP5002) && (CONFIG_CPU != S3C2440)
+    (CONFIG_CPU != PP5002)
 /* FIX: this doesn't work on iFP, 3rd Gen ipods */
 
 #define IRQ0_EDGE_TRIGGER 0x80
@@ -168,7 +168,7 @@ void rolo_restart(const unsigned char* source, unsigned char* dest,
         "mov   pc, r0            \n"
     );
 
-#elif defined(CPU_TCC780X) || (CONFIG_CPU==IMX31L)
+#elif defined(CPU_TCC780X) || (CONFIG_CPU==IMX31L) || (CONFIG_CPU == S3C2440)
     /* Flush and invalidate caches */
     invalidate_icache();
 
@@ -226,7 +226,7 @@ int rolo_load(const char* filename)
     length = filesize(fd) - FIRMWARE_OFFSET_FILE_DATA;
 
 #if defined(CPU_COLDFIRE) || defined(CPU_PP) || (CONFIG_CPU==DM320) \
-     || defined(CPU_TCC780X) || (CONFIG_CPU==IMX31L)
+     || defined(CPU_TCC780X) || (CONFIG_CPU==IMX31L) || (CONFIG_CPU == S3C2440)
     /* Read and save checksum */
     lseek(fd, FIRMWARE_OFFSET_FILE_CRC, SEEK_SET);
     if (read(fd, &file_checksum, 4) != 4) {

firmware/target/arm/s3c2440/app.lds

@@ -33,6 +33,11 @@ MEMORY
 
 SECTIONS
 {
+    /* This nice little hack is to trick ROLO into loading in a certain place
+     * CRT0.s takes care of making sure the code is where it needs to be
+     */
+    loadaddress = 0x31000000; 
+
     .vectors DRAMORIG :
     {
         _vectorstart = .;