#define _VEND_H_
#include "ports.h"
+#include "types.h"
+#include "asm.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;
+/* 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(const u8 m) { bset(&a, m); *_##a = a; } \
+ extern inline void bclr_##a(const u8 m) { bclr(&a, m); *_##a = a; }
-/* addresses of these set at link time */
-#define buffered_addr_h(a) \
- extern volatile u8* _##a
+buffered_addr(changer_output);
+buffered_addr(misc_output);
-buffered_addr_h(switch_input);
-buffered_addr_h(misc_input);
-buffered_addr_h(home_sensors);
-buffered_addr_h(changer_output);
-buffered_addr_h(misc_output);
+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 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 display_init();
-void set_msg(char* newmsg);
-void set_wrap_mode(u8 new_wrap_mode);
-void display_refresh();
+extern u16 _stack;
+/******* from helpers.c *******/
void delay(u16 ms);
+void print_amount(u16 amt);
+void my_strncpy(char* dst, char* src, u8 max_size); /* for null-term strings */
+void my_memcpy(char* dst, char* src, u8 size);
/******** Some meaningful bits ******/
+#define PORTA_CHIME 0x10 /* chime is on when set */
+#define PORTA_MOTOR_CLOCK 0x20
+#define PORTA_MOTOR_COL_DISABLE 0x40
#define PORTA_DISP_RESET 0x80 /* active low */
+#define PORTD_KEYPAD_ROW 0x20 /* clear for row 0, set for row 1 */
+
+#define PORTE_MOTOR_OVERCURRENT 0x01
+#define PORTE_MOTOR_OVERVOLTAGE 0x02
+
+/* Address 1800 bits */
+#define A1800_DOOR_OPEN 0x20
+
+/* Address 3000 bits */
+#define A3000_MOTOR_ROW_DISABLE 0x80
+
/* Address 3800 bits */
#define A3800_DISPLAY_WRITE 0x04
+#define A3800_MOTOR_DATA 0x10
+#define A3800_MOTOR_COL8_ENABLE 0x20
+#define A3800_MOTOR_COL9_ENABLE 0x40
+
+/******* from main.c *******/
+int __attribute__((noreturn)) main (void);
+void __attribute__((interrupt)) rti (void);
+void __attribute__((interrupt)) sci_interrupt (void);
+void __attribute__((interrupt)) uart_interrupt (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_ */