all repos — mgba @ 0f16569e7d89352158ec9ca6ea2dae745802636c

mGBA Game Boy Advance Emulator

GB: Fix eiPending issue
Jeffrey Pfau jeffrey@endrift.com
Mon, 23 May 2016 20:13:51 -0700
commit

0f16569e7d89352158ec9ca6ea2dae745802636c

parent

616625a510a9f9ff265deda9c9a71841853c547f

1 files changed, 4 insertions(+), 4 deletions(-)

jump to
M src/gb/gb.c → src/gb/gb.c 
@@ -65,7 +65,7 @@ gb->yankedRomSize = 0;
 
 	gb->stream = NULL;
 
-	gb->eiPending = false;
+	gb->eiPending = INT_MAX;
 	gb->doubleSpeed = 0;
 }
 

@@ -301,12 +301,12 @@ int32_t cycles = cpu->nextEvent;
 		int32_t nextEvent = INT_MAX;
 		int32_t testEvent;
 
-		if (gb->eiPending) {
+		if (gb->eiPending != INT_MAX) {
 			gb->eiPending -= cycles;
 			if (gb->eiPending <= 0) {
 				gb->memory.ime = true;
 				GBUpdateIRQs(gb);
-				gb->eiPending = 0;
+				gb->eiPending = INT_MAX;
 			}
 		}
 

@@ -349,7 +349,7 @@ void GBSetInterrupts(struct LR35902Core* cpu, bool enable) {
 	struct GB* gb = (struct GB*) cpu->master;
 	if (!enable) {
 		gb->memory.ime = enable;
-		gb->eiPending = 0;
+		gb->eiPending = INT_MAX;
 		GBUpdateIRQs(gb);
 	} else {
 		if (cpu->nextEvent > cpu->cycles + 4) {