Limit more variables to file scope

Change-Id: I30219d626316776eb73b4205d63376fa3dbc6361

4 files changed, 6 insertions, 6 deletions

diff --git a/firmware/drivers/ata_flash.c b/firmware/drivers/ata_flash.c
index 96ea1cf..fbdd7f0 100644
--- a/firmware/drivers/ata_flash.c
+++ b/firmware/drivers/ata_flash.c
@@ -42,7 +42,7 @@
 
 #define SECTOR_SIZE     (512)
 
-long last_disk_activity = -1;
+static long last_disk_activity = -1;
 
 #if CONFIG_FLASH == FLASH_IFP7XX
 static unsigned char flash_ce[4] = {0x20, 0x02, 0x10, 0x08};
diff --git a/firmware/drivers/lcd-charset-player.c b/firmware/drivers/lcd-charset-player.c
index 68404c6..b1f6f6d 100644
--- a/firmware/drivers/lcd-charset-player.c
+++ b/firmware/drivers/lcd-charset-player.c
@@ -115,7 +115,7 @@ enum {
 #endif
 };
 
-const struct xchar_info xchar_info_newlcd[] = {
+static const struct xchar_info xchar_info_newlcd[] = {
     /* Standard ascii */
     {   0x20, 0, 0, 0x20 }, /*   */
     {   0x21, 0, 0, 0x21 }, /* ! */
@@ -641,7 +641,7 @@ const struct xchar_info xchar_info_newlcd[] = {
     { 0xfffd, 0, 0, 0x91 },
 };
 
-const struct xchar_info xchar_info_oldlcd[] = {
+static const struct xchar_info xchar_info_oldlcd[] = {
     /* Standard ascii */
     {   0x20, 0, 0, 0x24 }, /*   */
     {   0x21, 0, 0, 0x25 }, /* ! */
diff --git a/firmware/test/buflib/test_main2.c b/firmware/test/buflib/test_main2.c
index 9fed786..da6b136 100644
--- a/firmware/test/buflib/test_main2.c
+++ b/firmware/test/buflib/test_main2.c
@@ -52,12 +52,12 @@ static int shrink_callback(int handle, unsigned hints, void* start, size_t size)
     return BUFLIB_CB_CANNOT_SHRINK;
 }
 
-struct buflib_callbacks ops = {
+static struct buflib_callbacks ops = {
     .move_callback = move_callback,
     .shrink_callback = shrink_callback,
 };
 
-struct buflib_callbacks ops2 = {
+static struct buflib_callbacks ops2 = {
     .move_callback = NULL,
     .shrink_callback = shrink_callback,
 };
diff --git a/firmware/test/buflib/test_move2.c b/firmware/test/buflib/test_move2.c
index 1076c27..2f72850 100644
--- a/firmware/test/buflib/test_move2.c
+++ b/firmware/test/buflib/test_move2.c
@@ -80,7 +80,7 @@ struct buflib_callbacks ops = {
     .shrink_callback = NULL,
 };
 
-struct buflib_callbacks ops_no_move = {
+static struct buflib_callbacks ops_no_move = {
     .move_callback = NULL,
     .shrink_callback = NULL,
 };