Fixed warnings in the iFP target.

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@8671 a1c6a512-1295-4272-9138-f99709370657

firmware/debug.c

@@ -28,8 +28,10 @@
 
 #ifdef DEBUG
 static char debugmembuf[200];
+#if CONFIG_CPU == SH3704
 static char debugbuf[400];
 #endif
+#endif
 
 #ifndef SIMULATOR /* allow non archos platforms to display output */
 #include "kernel.h"
@@ -222,7 +224,7 @@ static void debug(char *msg)
     if (f) (*f)(msg);
 }
 
-void debug_init()
+void debug_init(void)
 {
 }
 

firmware/pcm_playback.c

@@ -562,8 +562,8 @@ void pcm_set_frequency(unsigned int frequency)
     (void)frequency;
 }
 
-void pcm_play_data(void (*get_more)(unsigned char** start, long* size),
-        unsigned char* start, long size)
+void pcm_play_data(void (*get_more)(unsigned char** start, size_t* size),
+        unsigned char* start, size_t size)
 {
     (void)get_more;
     (void)start;
@@ -600,7 +600,7 @@ void pcm_calculate_peaks(int *left, int *right)
     (void)right;
 }
 
-long pcm_get_bytes_waiting(void)
+size_t pcm_get_bytes_waiting(void)
 {
     return 0;
 }