[app/aboot]: Add recovery and update support in froyo.

- Read radio.img from Cache partition and write it to FOTA partition.
- Changed partition size for Cache and added misc partition for recovery.
- Changed product name for fastboot update.

Change-Id: I831b2bb757865a0a4108cab66950691d5db9b8b2
diff --git a/target/msm7630_surf/init.c b/target/msm7630_surf/init.c
index 4d3e468..816d8b1 100644
--- a/target/msm7630_surf/init.c
+++ b/target/msm7630_surf/init.c
@@ -89,11 +89,16 @@
 	},
 	{
 		.start = DIFF_START_ADDR,
-		.length = 5 /* In MB */,
+		.length = 30 /* In MB */,
 		.name = "cache",
 	},
 	{
 		.start = DIFF_START_ADDR,
+		.length = 1 /* In MB */,
+		.name = "misc",
+	},
+	{
+		.start = DIFF_START_ADDR,
 		.length = VARIABLE_LENGTH,
 		.name = "userdata",
 	},