Reconfigure IRAM for S5L870x. S5L8700 has 256 KB of IRAM, use a 48 KB / 208 KB split for core/codec. S5L8701 has 176 KB of IRAM, use a 48 KB / 128 KB split for core/codec. This will allow further speed optimization of codecs.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28463 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 8 insertions, 6 deletions

diff --git a/apps/plugins/plugin.lds b/apps/plugins/plugin.lds
index 653b8bae87..2f11bd1235 100644
--- a/apps/plugins/plugin.lds
+++ b/apps/plugins/plugin.lds
@@ -139,14 +139,16 @@ OUTPUT_FORMAT(elf32-littlemips)
 #endif
 
 #elif CONFIG_CPU==S5L8700
+/* S5L8700 have 256KB of IRAM */
 #define DRAMORIG 0x08000000
-#define IRAMORIG (0x00000000 + (64*1024))
-#define IRAMSIZE (64*1024)
+#define IRAMORIG (0x00000000 + (48*1024))
+#define IRAMSIZE (208*1024)
 
 #elif CONFIG_CPU==S5L8701
+/* S5L8701 have 176KB of IRAM */
 #define DRAMORIG 0x08000000
-#define IRAMORIG (0x00000000 + (96*1024))
-#define IRAMSIZE (80*1024)
+#define IRAMORIG (0x00000000 + (48*1024))
+#define IRAMSIZE (128*1024)
 
 #elif CONFIG_CPU == JZ4732
 #define DRAMORIG 0x80004000 + STUBOFFSET
diff --git a/firmware/target/arm/s5l8700/app.lds b/firmware/target/arm/s5l8700/app.lds
index f055dffd79..2f8ef6a40f 100644
--- a/firmware/target/arm/s5l8700/app.lds
+++ b/firmware/target/arm/s5l8700/app.lds
@@ -21,9 +21,9 @@ STARTUP(target/arm/s5l8700/crt0.o)
 #define DRAMSIZE (DRAM_SIZE - PLUGINSIZE - CODECSIZE)
 #define CODECORIG (ENDAUDIOADDR)
 #if CONFIG_CPU==S5L8700
-#define IRAMSIZE (128*1024)  /* 256KB total - 128KB for core, 128KB for plugins */
+#define IRAMSIZE (48*1024)  /* 256KB total - 48KB for core, 208KB for plugins */
 #else /* S5L8701 */
-#define IRAMSIZE (96*1024)  /* 176KB total - 96KB for core, 80KB for plugins */
+#define IRAMSIZE (48*1024)  /* 176KB total - 48KB for core, 128KB for plugins */
 #endif
 
 /* Where the codec buffer ends, and the plugin buffer starts */