thermosphere: enable traps, works around qemu brk bug

thermosphere/Makefile

@@ -133,7 +133,7 @@ all: $(BUILD)
 
 ifeq ($(PLATFORM), qemu)
 QEMUFLAGS :=	-nographic -machine virt,secure=on,virtualization=on,gic-version=2 -cpu cortex-a57 -smp 4 -m 1024\
-			-bios bl1.bin -d unimp -semihosting-config enable,target=native -serial mon:stdio
+			-bios bl1.bin -d unimp,int -semihosting-config enable,target=native -serial mon:stdio
 
 # NOTE: copy bl1.bin, bl2.bin, bl31.bin from your own build of Arm Trusted Firmware!
 

thermosphere/src/main.c

@@ -2,15 +2,17 @@
 #include "core_ctx.h"
 #include "log.h"
 #include "platform/uart.h"
+#include "traps.h"
 
 int main(void)
 {
+    enableTraps();
+
     if (currentCoreCtx->coreId == 0) {
         uartInit(115200);
         serialLog("Hello from Thermosphere!\n");
         __builtin_trap();
     }
-
     else {
         serialLog("Core %u booted\n", currentCoreCtx->coreId);
     }