X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fvend.h;h=9e01aaa62e5a5d8446619b46666071e4f39ab47a;hb=c9763dcb182398266bae1c6a7a848beec1cba35d;hp=4584f5e77c8010f179057351750c1168c8f411d9;hpb=5e3c2f43539caefc1b99eedc491dde9e31e61c9e;p=uccvend-snackrom.git

diff --git a/ROM2/vend.h b/ROM2/vend.h
index 4584f5e..9e01aaa 100644
--- a/ROM2/vend.h
+++ b/ROM2/vend.h
@@ -1,51 +1,42 @@
 #ifndef _VEND_H_
 #define _VEND_H_
 
-/* FIXME: are these typedefs right for m68hc11-gcc? */
-typedef unsigned char    u8;
-typedef signed char      s8;
-typedef unsigned short   u16;
-typedef signed short     s16;
-typedef unsigned long    u32;
-typedef signed long      s32;
-typedef u8               bool;
-typedef u16           addr_t;
-
-/******* from display.c *******/
-
-/* scrolling modes */
-#define WRAP_SCROLL_L  1  /* scroll to the left     */
-#define WRAP_SCROLL_R  1  /* scroll to the right    */
-#define WRAP_ALTERNATE 2  /* alternate between text */
-
-extern char current_message[1024];
-
-void set_msg(char* newmsg);
-void set_wrap_mode(u8 new_wrap_mode);
-void display_refresh();
+#include "ports.h"
+#include "types.h"
+#include "asm.h"
+
+/* addresses of these set at link time */
+/* to add more addresses, define them here with buffered_addr_h, in helpers.c 
+ * with buffered_addr, and also in LDFLAGS in the Makefile
+ */
+#define buffered_addr(a) \
+	extern volatile u8* _##a;          \
+	u8 a; \
+	extern inline void set_##a(u8 b) { a = *_##a = b; } \
+	extern inline void bset_##a(u8 m) { a |= m; *_##a = a; } \
+	extern inline void bclr_##a(u8 m) { a &= ~m ; *_##a = a; }
+
+buffered_addr(switch_input);
+buffered_addr(misc_input);
+buffered_addr(home_sensors);
+buffered_addr(changer_output);
+buffered_addr(misc_output);
+
+extern inline void spi_enable()  { _io_ports[M6811_SPCR] |= M6811_SPE; }
+extern inline void spi_disable() { _io_ports[M6811_SPCR] &= ~M6811_SPE; }
 
 /******* from helpers.c *******/
-#define buffered_port_h(p) \
-	void outb_##p(u8 b); \
-	void bset_##p(u8 mask); \
-	void bclr_##p(u8 mask);
-
-void outb(u16 port, u8 byte);
-void bset(u16 addr, u8 mask);
-void bclr(u16 addr, u8 mask);
-
-buffered_port_h(3800);
 
 void delay(u16 ms);
 
-/******** Some IO Ports ******/
-#define PORTA             0x1000
+/******** Some meaningful bits ******/
 #define PORTA_DISP_RESET    0x80 /* active low */
-
-#define SPCR              0x1028 /* Serial Peripheral Control Register */
-#define SPCR_SPE            0x40 /* Serial Peripheral System Enable    */
+#define PORTD_KEYPAD_ROW    0x20 /* clear for row 0, set for row 1 */
 
 /* Address 3800 bits */
 #define A3800_DISPLAY_WRITE  0x04
 
+/******* from main.c *******/
+int __attribute__((noreturn)) main (void);
+
 #endif /* _VEND_H_ */