8 /* addresses of these set at link time
9 * to add more addresses, define them here with buffered_addr_h, in helpers.c
10 * with buffered_addr, and also in LDFLAGS in the Makefile
12 #define buffered_addr(a) \
13 extern volatile u8* _##a; \
15 extern inline void set_##a(u8 b) { a = *_##a = b; } \
16 extern inline void bset_##a(const u8 m) { bset(&a, m); *_##a = a; } \
17 extern inline void bclr_##a(const u8 m) { bclr(&a, m); *_##a = a; }
19 buffered_addr(changer_output);
20 buffered_addr(misc_output);
22 extern volatile u8* _switch_input;
23 #define switch_input (*_switch_input)
24 extern volatile u8* _misc_input;
25 #define misc_input (*_misc_input)
26 extern volatile u8* _home_sensors;
27 #define home_sensors (*_home_sensors)
31 /******* from helpers.c *******/
33 void print_amount(u16 amt);
34 void my_strncpy(char* dst, char* src, u8 max_size); /* for null-term strings */
35 void my_memcpy(char* dst, char* src, u8 size);
37 /******** Some meaningful bits ******/
38 #define PORTA_CHIME 0x10 /* chime is on when set */
39 #define PORTA_MOTOR_CLOCK 0x20
40 #define PORTA_MOTOR_COL_DISABLE 0x40
41 #define PORTA_DISP_RESET 0x80 /* active low */
43 #define PORTD_KEYPAD_ROW 0x20 /* clear for row 0, set for row 1 */
45 #define PORTE_MOTOR_OVERCURRENT 0x01
46 #define PORTE_MOTOR_OVERVOLTAGE 0x02
48 /* Address 3000 bits */
49 #define A3000_MOTOR_ROW_DISABLE 0x80
51 /* Address 1800 bits */
52 #define A1800_DOOR_OPEN 0x20
54 /* Address 3800 bits */
55 #define A3800_DISPLAY_WRITE 0x04
56 #define A3800_MOTOR_DATA 0x10
57 #define A3800_MOTOR_COL8_ENABLE 0x20
58 #define A3800_MOTOR_COL9_ENABLE 0x40
60 /******* from main.c *******/
61 int __attribute__((noreturn)) main (void);
62 void __attribute__((interrupt)) rti (void);
63 void __attribute__((interrupt)) sci_interrupt (void);
64 void __attribute__((interrupt)) uart_interrupt (void);
66 /* other one liners */
67 extern inline bool door_open() { return switch_input & A1800_DOOR_OPEN; }
68 extern inline void spi_enable() { bset((void*)&_io_ports[M6811_SPCR], M6811_SPE); }
69 extern inline void spi_disable() { bclr((void*)&_io_ports[M6811_SPCR], M6811_SPE); }