Mercurial > hg-public > freeslot / changeset

--- a/blackbox/main.c	Sat Dec 15 23:21:19 2012 +0100
+++ b/blackbox/main.c	Sat Dec 15 23:46:10 2012 +0100
@@ -47,7 +47,8 @@
     unsigned canrefuel:1; // 1bit bool
     unsigned unlimitedfuel:1; // 1bit bool
     unsigned trackchange:1; // 1bit bool
-    uint16_t jumpstart_time, laps, fuel;
+    uint16_t jumpstart_time, fuel;
+    uint8_t laps;
     u32 lap_time_start, lap_time;
 } cardata;
 
@@ -65,9 +66,13 @@
 extern uint8_t  old_start = _BV(SW_START);
 
 // todo: pack as bit structure:
-uint8_t  liveinfo = 0;
-uint8_t  fuel_enabled = 1;
-uint8_t  pitlane_finishline = 0;
+
+typedef struct {
+    unsigned fuel_enabled:1;
+    unsigned pitlane_finishline:1;
+    unsigned liveinfo:6;
+} switches_s;
+switches_s switches;
 
 volatile u32 sysclk;
 volatile uint8_t sysclk_packettimer = 0;
@@ -155,7 +160,7 @@
         // pitlane response
         if (status == 5) {
             slot[car].canrefuel = 1;
-            if (pitlane_finishline) slot[car].laps++;
+            if (switches.pitlane_finishline) slot[car].laps++;
         }
         if (status == 6) for (data=0; data<MAX_SLOTS; data++) slot[data].canrefuel = 0;
         if (status == 7) slot[car].canrefuel = 0;
@@ -259,7 +264,7 @@
                     break;
 
                 case 'F': // set fuel enabled
-                    fuel_enabled = buffer[1]-'0';
+                    switches.fuel_enabled = buffer[1]-'0';
                     if (buffer[2] == ':') {
                         // convert fuel divisor
                         buffer[0] = '0'; // atoi expects zeros!
@@ -278,13 +283,13 @@
                     break;
 
                 case '*': // set live information
-                    liveinfo = buffer[1]-'0';
+                    switches.liveinfo = buffer[1]-'0';
                     RS232_puts_p(ok);
                     break;
 
                 case 'X': // set Pitlane act as finish line
                     // this can be used if pitlane exit comes after finish line while pitlane entry is before finish line
-                    pitlane_finishline = buffer[1]-'0';
+                    switches.pitlane_finishline = buffer[1]-'0';
                     RS232_puts_p(ok);
                     break;
 
@@ -421,7 +426,7 @@
     // THIS REQUIRES PHYSICAL CAR FUEL LEVEL SET TO ZERO BEFORE!
     if ( ((PIN(SW_FUEL_PORT) & _BV(SW_FUEL)) != 0) | (slot[controller].fuel == 0)) tmp |= 1;
     if (insert_queue(tmp, 9)) {
-        if ((fuel_enabled) && (slot[controller].unlimitedfuel == 0)) {
+        if ((switches.fuel_enabled) && (slot[controller].unlimitedfuel == 0)) {
             if ((speed != 0) && (fuel_divisor > 0)) {
                 // do the fuel calculation, regardless if fuel logic active or not
                 tmp = (uint8_t)(((slot[controller].accel * speed) + 1) / fuel_divisor);
@@ -598,9 +603,9 @@
 }
 
 void slot_liveinfo(uint8_t idx) {
-    if (liveinfo == 0) return;
+    if (switches.liveinfo == 0) return;
 
-    if (liveinfo == 1) {
+    if (switches.liveinfo == 1) {
         // increment packet counter, if == 10 output some live info
         if (slot[idx].seccnt == 10) {
             // output current fuel status
@@ -616,7 +621,7 @@
             RS232_putc('\n');
             slot[idx].seccnt = 0;
         } else slot[idx].seccnt++;
-    } else if ( (liveinfo - 2) == idx ) {
+    } else if ( (switches.liveinfo - 2) == idx ) {
             // output controller status LIVEINFO-2 for remote learning
             RS232_putc('L');
             RS232_putc('N');
@@ -635,6 +640,10 @@
 {
     uint8_t  packet_index = 1;
 
+    switches.fuel_enabled = 1;
+    switches.pitlane_finishline = 0;
+    switches.liveinfo = 0;
+
     init_hardware();
     reset_vars();
     LED(3, 1); // enable middle led == idle mode