X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=firmware%2Finclude%2Fplatform.h;h=5de88ca0cb06c868cd5955badb1b535fc828813d;hb=6170d4d42e45da76b77a8ee327e781b8cbd70130;hp=f8efd75f4e3890eb8a66d5d4865adf91c2d4ba84;hpb=9fff819ee3088834ef10c050bcdc0bc5f93dcd2a;p=goodfet

diff --git a/firmware/include/platform.h b/firmware/include/platform.h
index f8efd75..5de88ca 100644
--- a/firmware/include/platform.h
+++ b/firmware/include/platform.h
@@ -1,4 +1,10 @@
-//! \file platform.h
+/*! \file platform.h
+  \author Travis Goodspeed
+  \brief Port and baud rate definitions.
+  
+  The functions specified here are defined in the platform
+  definition file, such as msp430x1612.c or msp430x2618.c.
+*/
 
 #include <signal.h>
 #include <io.h>
@@ -6,13 +12,24 @@
 
 
 //Use P3 instead of P5 for target I/O on chips without P5.
-//#ifndef P5OUT
-//#warning "P5OUT undefined, using P3 instead."
-//#define P5OUT P3OUT
-//#define P5DIR P3DIR
-//#define P5REN P3REN
-//#define P5IN P3IN
-//#endif
+#ifndef __MSP430_HAS_PORT5__
+#ifndef __MSP430_HAS_PORT5_R__
+#warning "No P5, using P3 instead.  Will break 2618 and 1612 support."
+#define P5OUT P3OUT
+#define P5DIR P3DIR
+#define P5REN P3REN
+#define P5IN P3IN
+
+#endif
+#endif
+
+//Use false P5REN for 1612.
+#ifdef __MSP430_HAS_PORT5__
+#ifndef __MSP430_HAS_PORT5_R__
+#warning "1xx, using fake P5REN for external pulling resistors."
+#define P5REN P5OUT
+#endif
+#endif
 
 unsigned char serial_rx();
 void serial_tx(unsigned char);