z80: Start up values for SP and AF

2018-06-13 08:29:07 -04:00 · 2018-06-13 08:29:07 -04:00 · 93dab42ba6
parent 837c681bd5
commit 93dab42ba6
1 changed files with 6 additions and 0 deletions
--- a/BizHawk.Emulation.Cores/CPUs/Z80A/Registers.cs
+++ b/BizHawk.Emulation.Cores/CPUs/Z80A/Registers.cs
@ -127,6 +127,12 @@ namespace BizHawk.Emulation.Cores.Components.Z80A
 				Regs[i] = 0;
 			}

+			// These registers are set as part of the reset process
+			Regs[A] = 0xFF;
+			Regs[F] = 0xFF;
+			Regs[SPl] = 0xFF;
+			Regs[SPh] = 0xFF;
+
 			// the IRQ1 vector is 0x38
 			Regs[IRQ_V] = 0x38;
 			// The NMI vector is constant 0x66