X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=ROM2%2Fvend.h;h=5d4f5ac9931a20064f73e973e7c5575e3f58640b;hb=24f4e50d8f5671b40d2662bbcd50e3859bcd5205;hp=7094266b3a10aa3f93456ce3b49c910cff135633;hpb=0f822a5a37e6e17e027b5a83b8d231a6c0de13eb;p=uccvend-snackrom.git

diff --git a/ROM2/vend.h b/ROM2/vend.h
index 7094266..5d4f5ac 100644
--- a/ROM2/vend.h
+++ b/ROM2/vend.h
@@ -2,47 +2,90 @@
 #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;          \
+	volatile u8 a; \
+	extern inline void set_##a(u8 b) { a = b; _##a = b; } \
+	extern inline void bset_##a(const u8 m) { bset((void*)&a, m); _##a = a; } \
+	extern inline void bclr_##a(const u8 m) { bclr((void*)&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 *******/
+#define is_standalone() (misc_input & 0x01) /* DIP sw 1 */
+#define must_verify()   !(misc_input & 0x02) /* DIP sw 2 */
 
-/* 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;
+extern char _nvram[]; /* 2048 bytes of nvram! */
+// uncomment for testing. char _nvram[20]; /* 2048 bytes of nvram! */
+/* NVRAM map:
+ *
+ * START LEN
+ * 0x800 0x02  mic.h - current challenge
+ * 0x802 0x10  mic.h - current secret password
+ * 0x812
+ *
+ */
 
+/******* from helpers.c *******/
 void delay(u16 ms);
+void my_strncpy(char* dst, char* src, u8 max_size); /* for null-term strings */
+bool my_strncmp(char* a, char* b, u8 len);
+void my_memcpy(char* dst, char* src, u8 size);
+void my_memset(char* dst, u8 val, u16 count);
+char* u82hex(u8 a);
+u8 hex2u8(char msb, char lsb);
+char nibble2hexchar(u8 b);
+u8 hexchar2u8(char b);
 
 /******** 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_NOT_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_KEYPAD_STROBE 0x04
+#define A3800_DISPLAY_WRITE  0x08
+#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_serial (void);
+void __attribute__((interrupt)) sci_interrupt_coinmech (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_ */