Core changes to allow storage drivers to do cleanup on shutdown, and iPod Nano 2G shutdown code rework (FS#10668)

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@23057 a1c6a512-1295-4272-9138-f99709370657

1 files changed, 29 insertions, 0 deletions

diff --git a/firmware/storage.c b/firmware/storage.c
index cee7d1cc8b..d6700d1148 100644
--- a/firmware/storage.c
+++ b/firmware/storage.c
@@ -293,6 +293,35 @@ int storage_soft_reset(void)
     return rc;
 }
 
+#ifdef HAVE_STORAGE_FLUSH
+int storage_flush(void)
+{
+    int rc=0;
+    
+#if (CONFIG_STORAGE & STORAGE_ATA)
+    //if ((rc=ata_flush())) return rc;
+#endif
+
+#if (CONFIG_STORAGE & STORAGE_MMC)
+    //if ((rc=mmc_flush())) return rc;
+#endif
+
+#if (CONFIG_STORAGE & STORAGE_SD)
+    //if ((rc=sd_flush())) return rc;
+#endif
+
+#if (CONFIG_STORAGE & STORAGE_NAND)
+    if ((rc=nand_flush())) return rc;
+#endif
+
+#if (CONFIG_STORAGE & STORAGE_RAMDISK)
+    //if ((rc=ramdisk_flush())) return rc;
+#endif
+
+    return rc;
+}
+#endif
+
 void storage_spin(void)
 {
 #if (CONFIG_STORAGE & STORAGE_ATA)