From 45c42e3e9f2149e45f6642ac3fbab9010bc05455 Mon Sep 17 00:00:00 2001
From: Bernard Blackham <dagobah@ucc.asn.au>
Date: Wed, 6 Aug 2003 17:20:07 +0000
Subject: [PATCH] more progress

---
 ROM2/main.c | 26 +++++++++++++++++++++++---
 ROM2/vend.h | 20 +++++++++++++++-----
 2 files changed, 38 insertions(+), 8 deletions(-)

diff --git a/ROM2/main.c b/ROM2/main.c
index c275801..ffeb9d2 100644
--- a/ROM2/main.c
+++ b/ROM2/main.c
@@ -58,6 +58,18 @@ void selection_menu() {
 	set_msg("ENTER SELECTION OR INSERT COINS", WRAP_SCROLL);
 }
 
+void load_default_msg() {
+	/* FIXME: want this message to be changeable from the server */
+	set_msg("UNIVERSITY COMPUTER CLUB *** INSERT COINS OR USER-ID *** ",
+			WRAP_SCROLL);
+}
+
+void service_menu() {
+	while (door_open()) { /* don't quit until door is closed */
+
+	}
+}
+
 int main() {
 	/* do stuff */
 	set_msg("UNIVERSITY", WRAP_NONE);
@@ -67,9 +79,7 @@ int main() {
 	set_msg("   CLUB   ", WRAP_NONE);
 	delay(1000);
 
-	/* FIXME: want this message to be changeable from the server */
-	set_msg("UNIVERISTY COMPUTER CLUB *** INSERT COINS OR USER-ID ***",
-			WRAP_SCROLL);
+	load_default_msg();
 	while(1) {
 		/* this needs to be a relatively tight loop to make sure we catch
 		 * keypresses at the main menu
@@ -82,6 +92,7 @@ int main() {
 					switch (server_authenticate(uid, pin)) {
 						case AUTH_GOOD:
 							selection_menu();
+							break;
 						case AUTH_BAD:
 							set_msg(" BAD USER ", WRAP_NONE);
 							delay(1000);
@@ -100,7 +111,16 @@ int main() {
 				pin = 0;
 				/* move on */
 			}
+			load_default_msg();
 		}
+
+		/* test door switch   */
+		if (door_open()) {
+			service_menu();
+			load_default_msg();
+		}
+
+		/* check on coin mech */
 	}
 }
 
diff --git a/ROM2/vend.h b/ROM2/vend.h
index 10d3171..a1ea2cc 100644
--- a/ROM2/vend.h
+++ b/ROM2/vend.h
@@ -16,14 +16,15 @@
 	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);
@@ -33,6 +34,9 @@ void delay(u16 ms);
 #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 +44,10 @@ 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_ */
-- 
2.20.1