[ppctty] fix kprintf macro and remove unused imports

Author: israpps

iop/debug/ppctty/README.md

@@ -0,0 +1,5 @@
+# PPC TTY
+
+IOP Module to redirect IOP Printf from stdout to PowerPC UART on DECKARD Models (`SCPH-75xxx` and up)
+
+Coded by @asmblur

iop/debug/ppctty/src/imports.lst

@@ -13,16 +13,14 @@ I_printf
 stdio_IMPORTS_end
 
 sysclib_IMPORTS_start
+#ifdef KPRINTF
 I_prnt
-I_strcpy
+#endif
 I_memcpy
-I_strlen
-I_memcmp
 sysclib_IMPORTS_end
 
 ioman_IMPORTS_start
 I_open
-I_read
 I_close
 I_AddDrv
 I_DelDrv

iop/debug/ppctty/src/tty.c

@@ -129,7 +129,7 @@ static iop_device_t tty_fsd =
 	&fsd_ops,
 };
 
-#ifdef KRPINTF
+#ifdef KPRINTF
 void sprintf_putchar(void *context, int c)
 {
     char **string = (char **)context;
@@ -165,7 +165,7 @@ int tty_init(void)
     // open stdout
     close(1);
     open("tty:", O_WRONLY);
-#ifdef KRPINTF
+#ifdef KPRINTF
     printf("PPCTTY: KprintfSet\n");
     KprintfSet(&_kPrintf, NULL);
 #endif