X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fvend.h;h=bb39107bf8a3f2c1584b25755c27d0b5fb16be98;hb=7154b91d747c839ace03f0d4198fed36bf5a167b;hp=10d317152ea5e73251c79aaa7add169dfe1a5b80;hpb=9366107abfbfbe85f00b27449c79284d0e1aa59e;p=uccvend-snackrom.git

diff --git a/ROM2/vend.h b/ROM2/vend.h
index 10d3171..bb39107 100644
--- a/ROM2/vend.h
+++ b/ROM2/vend.h
@@ -16,23 +16,28 @@
 	extern inline void bset_##a(const u8 m) { bset(&a, m); *_##a = a; } \
 	extern inline void bclr_##a(const u8 m) { bclr(&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()  { bset((void*)&_io_ports[M6811_SPCR], M6811_SPE); }
-extern inline void spi_disable() { bclr((void*)&_io_ports[M6811_SPCR], M6811_SPE); }
+extern volatile u8 _switch_input;
+#define switch_input _switch_input
+extern volatile u8 _misc_input;
+#define misc_input _misc_input
+extern volatile u8 _home_sensors;
+#define home_sensors _home_sensors
 
 /******* from helpers.c *******/
 void delay(u16 ms);
+void print_amount(u16 amt);
 
 /******** Some meaningful bits ******/
 #define PORTA_DISP_RESET    0x80 /* active low */
 #define PORTA_CHIME         0x10 /* chime is on when set */
 #define PORTD_KEYPAD_ROW    0x20 /* clear for row 0, set for row 1 */
 
+/* Address 1800 bits */
+#define A1800_DOOR_OPEN     0x20
+
 /* Address 3800 bits */
 #define A3800_DISPLAY_WRITE  0x04
 
@@ -40,4 +45,9 @@ void delay(u16 ms);
 int __attribute__((noreturn)) main (void);
 void __attribute__((interrupt)) rti (void);
 
+/* other one liners */
+extern inline bool door_open() { return switch_input & A1800_DOOR_OPEN; }
+extern inline void spi_enable()  { bset((void*)&_io_ports[M6811_SPCR], M6811_SPE); }
+extern inline void spi_disable() { bclr((void*)&_io_ports[M6811_SPCR], M6811_SPE); }
+
 #endif /* _VEND_H_ */