fix include and compile warnings

avr/usbload/irq.h

@@ -22,4 +22,7 @@
 #ifndef __IRQ_H__
 #define __IRQ_H__
 
+void irq_init();
+void irq_stop();
+void leave_application(void);
 #endif

avr/usbload/main.c

@@ -44,6 +44,7 @@
 #include "loader.h"
 #include "command.h"
 #include "shared_memory.h"
+#include "irq.h"
 #include "testing.h"
 
 

avr/usbload/rle.c

@@ -35,11 +35,9 @@
 uint8_t rle_decode(PGM_VOID_P in_addr, int32_t in_len, uint32_t out_addr)
 {
     uint8_t in_byte, in_repeat, last_byte;
-    uint32_t out_len, out_len_left;
     info("RLE decode len=%li addr=0x%08lx\n", in_len, out_addr);
     last_byte = 0;
 
-    out_len_left = out_len;
     sram_bulk_write_start(out_addr);
 #define INBYTE(b) \
 	do { \

avr/usbload/shared_memory.c

@@ -31,6 +31,8 @@
 #include "debug.h"
 #include "dump.h"
 #include "info.h"
+#include "crc.h"
+
 
 uint8_t irq_addr_lo;
 uint8_t irq_addr_hi;