Change init sequence and add comments

1 files changed, 10 insertions, 14 deletions

diff --git a/tools/hciattach_st.c b/tools/hciattach_st.c
index 47df4fe1..f2be66f5 100644
--- a/tools/hciattach_st.c
+++ b/tools/hciattach_st.c
@@ -195,40 +195,36 @@ int stlc2500_init(int dd, bdaddr_t *bdaddr)
 	uint16_t version;
 	int len;
 
-	len = do_command(dd, 0x04, 0x0001, NULL, 0, buf, sizeof(buf));
+	/* Hci_Cmd_Ericsson_Read_Revision_Information */	
+	len = do_command(dd, 0xff, 0x000f, NULL, 0, buf, sizeof(buf));
 	if (len < 0)
 		return -1;
 
-	version = buf[2] << 8 | buf[1];
-
-	if (load_file(dd, version, ".ptc") < 0)
-		return -1;
+	printf("%s\n", buf);
 
-	len = do_command(dd, 0x03, 0x0003, NULL, 0, buf, sizeof(buf));
+	/* HCI_Read_Local_Version_Information */	
+	len = do_command(dd, 0x04, 0x0001, NULL, 0, buf, sizeof(buf));
 	if (len < 0)
 		return -1;
 
-	if (load_file(dd, buf[2] << 8 | buf[1], ".ssf") < 0)
-		return -1;
+	version = buf[2] << 8 | buf[1];
 
-	len = do_command(dd, 0x03, 0x0003, NULL, 0, buf, sizeof(buf));
-	if (len < 0)
+	if (load_file(dd, version, ".ptc") < 0)
 		return -1;
 
-	len = do_command(dd, 0xff, 0x000f, NULL, 0, buf, sizeof(buf));
-	if (len < 0)
+	if (load_file(dd, buf[2] << 8 | buf[1], ".ssf") < 0)
 		return -1;
 
-	printf("%s\n", buf);
-
 	cmd[0] = 0xfe;
 	cmd[1] = 0x06;
 	bacpy((bdaddr_t *) (cmd + 2), bdaddr);
 
+	/* Hci_Cmd_ST_Store_In_NVDS */	
 	len = do_command(dd, 0xff, 0x0022, cmd, 8, buf, sizeof(buf));
 	if (len < 0)
 		return -1;
 
+	/* HCI_Reset : applies parameters*/
 	len = do_command(dd, 0x03, 0x0003, NULL, 0, buf, sizeof(buf));
 	if (len < 0)
 		return -1;