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Diffstat (limited to 'src/devices/cpu/m6502/m6502.cpp')
-rw-r--r--src/devices/cpu/m6502/m6502.cpp5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/devices/cpu/m6502/m6502.cpp b/src/devices/cpu/m6502/m6502.cpp
index 2249ee5be20..e7c6dc8ab7e 100644
--- a/src/devices/cpu/m6502/m6502.cpp
+++ b/src/devices/cpu/m6502/m6502.cpp
@@ -6,6 +6,10 @@
MOS Technology 6502, original NMOS variant
+TODO:
+- device_start SP = 0x01bd; can't be right. At power-on, SP = 0(0x100)
+ and at RESET, it is decremented 3 times without writing to the stack
+
***************************************************************************/
#include "emu.h"
@@ -112,6 +116,7 @@ void m6502_device::init()
void m6502_device::device_reset()
{
+ P |= F_I;
inst_state = STATE_RESET;
inst_substate = 0;
inst_state_base = 0;