Flush-out cleared sections on dual core targets when loading plugins and codecs.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@14172 a1c6a512-1295-4272-9138-f99709370657

2 files changed, 8 insertions, 0 deletions

diff --git a/apps/codecs/codec_crt0.c b/apps/codecs/codec_crt0.c
index 96dc862fb5..c9c2cba370 100644
--- a/apps/codecs/codec_crt0.c
+++ b/apps/codecs/codec_crt0.c
@@ -42,5 +42,9 @@ enum codec_status codec_start(struct codec_api *api)
     api->memset(plugin_bss_start, 0, plugin_end_addr - plugin_bss_start);
 #endif
     ci = api;
+#if NUM_CORES > 1
+    /* writeback cleared iedata and bss areas */
+    flush_icache();
+#endif
     return codec_main();
 }
diff --git a/apps/plugin.c b/apps/plugin.c
index fee3a51851..5028bfdd3c 100644
--- a/apps/plugin.c
+++ b/apps/plugin.c
@@ -718,6 +718,10 @@ void plugin_iram_init(char *iramstart, char *iramcopy, size_t iram_size,
     memcpy(iramstart, iramcopy, iram_size);
     memset(iedata, 0, iedata_size);
     memset(iramcopy, 0, iram_size);
+#if NUM_CORES > 1
+    /* writeback cleared iedata and iramcopy areas */
+    flush_icache();
+#endif
 }
 #endif /* IRAM_STEAL */