main: change IP address to 192.168.1.26

raced into hardfaults without.

firmware/src/board/mod.rs

@@ -105,13 +105,34 @@ pub fn init() {
                 .pmc7().bits(3)
         });
 
-        // Timers
+        // Enable timers
         sysctl.rcgctimer.write(|w| w
             .r2().set_bit()
             .r3().set_bit()
             .r4().set_bit()
             .r5().set_bit()
         );
+        // Reset timers
+        sysctl.srtimer.write(|w| w
+            .r2().set_bit()
+            .r3().set_bit()
+            .r4().set_bit()
+            .r5().set_bit()
+        );
+        sysctl.srtimer.write(|w| w
+            .r2().clear_bit()
+            .r3().clear_bit()
+            .r4().clear_bit()
+            .r5().clear_bit()
+        );
+        fn timers_ready(sysctl: &tm4c129x::sysctl::RegisterBlock) -> bool {
+            let prtimer = sysctl.prtimer.read();
+            prtimer.r2().bit() &&
+                prtimer.r3().bit() &&
+                prtimer.r4().bit() &&
+                prtimer.r5().bit()
+        }
+        while !timers_ready(sysctl) {}
 
         // Manual: 13.4.5 PWM Mode
         macro_rules! setup_timer_pwm {

firmware/src/main.rs

@@ -115,7 +115,7 @@ fn main() -> ! {
         println!("programmed MAC address is invalid, using default");
         hardware_addr = EthernetAddress([0x10, 0xE2, 0xD5, 0x00, 0x03, 0x00]);
     }
-    let mut ip_addrs = [IpCidr::new(IpAddress::v4(192, 168, 69, 1), 24)];
+    let mut ip_addrs = [IpCidr::new(IpAddress::v4(192, 168, 1, 26), 24)];
     println!("MAC {} IP {}", hardware_addr, ip_addrs[0]);
     let mut neighbor_cache_storage = [None; 8];
     let neighbor_cache = NeighborCache::new(&mut neighbor_cache_storage[..]);