Make thirty functions static to reduce binary size

If any of those functions should be (unused) API functions,
they can easily be turned back once really needed.

Detected using a new cppcheck check that
uses the internal symbol database to catch
functions that are only used in the current file.

Change-Id: Ic2b1e5b8020b76397f11cefc4e205f3b7ac1f184

2 files changed, 4 insertions, 4 deletions

diff --git a/flash/make_firmware/make_firmware.c b/flash/make_firmware/make_firmware.c
index a79f2b970d..bd838bf3bf 100644
--- a/flash/make_firmware/make_firmware.c
+++ b/flash/make_firmware/make_firmware.c
@@ -69,7 +69,7 @@ UINT32 Read32(UINT8* pByte)
 }
 
 
-UINT32 CalcCRC32 (const UINT8* buf, UINT32 len) 
+static UINT32 CalcCRC32 (const UINT8* buf, UINT32 len)
 { 
         static const UINT32 crc_table[256] = 
         {       // CRC32 lookup table for polynomial 0x04C11DB7
@@ -127,7 +127,7 @@ UINT32 CalcCRC32 (const UINT8* buf, UINT32 len)
 } 
 
 
-UINT32 PlaceImage(char* filename, UINT32 pos, UINT8* pFirmware, UINT32 limit)
+static UINT32 PlaceImage(char* filename, UINT32 pos, UINT8* pFirmware, UINT32 limit)
 {
         UINT32 size, read;
         FILE* pFile;
diff --git a/flash/minimon/minimon.c b/flash/minimon/minimon.c
index f34e94ac62..aca9cb5523 100644
--- a/flash/minimon/minimon.c
+++ b/flash/minimon/minimon.c
@@ -21,7 +21,7 @@ int main(void);
 tpMain start_vector[] __attribute__ ((section (".startvector"))) = {main};
 
 
-UINT8 uart_read(void)
+static UINT8 uart_read(void)
 {
         UINT8 byte;
         while (!(SSR1 & SCI_RDRF)); // wait for char to be available
@@ -31,7 +31,7 @@ UINT8 uart_read(void)
 }
 
 
-void uart_write(UINT8 byte)
+static void uart_write(UINT8 byte)
 {
         while (!(SSR1 & SCI_TDRE)); // wait for transmit buffer empty
         TDR1 = byte;