From 8d66b2e066c518bb8ca92a41e37681834c929dda Mon Sep 17 00:00:00 2001
From: AJR <ajrhacker@users.noreply.github.com>
Date: Sat, 17 Dec 2022 12:13:08 -0500
Subject: se3208: Add exception hook callback

---
 src/devices/cpu/se3208/se3208.cpp | 15 +++++++++++----
 src/devices/cpu/se3208/se3208.h   |  1 +
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/devices/cpu/se3208/se3208.cpp b/src/devices/cpu/se3208/se3208.cpp
index f67ed4e0948..905f1c26b94 100644
--- a/src/devices/cpu/se3208/se3208.cpp
+++ b/src/devices/cpu/se3208/se3208.cpp
@@ -1398,6 +1398,12 @@ INST(CLR)
 	m_SR&=~(1<<Imm);
 }
 
+void se3208_device::TakeExceptionVector(uint8_t vector)
+{
+	debugger_exception_hook(vector);
+	m_PC=SE3208_Read32(4*vector);
+}
+
 INST(SWI)
 {
 	uint32_t Imm=EXTRACT(Opcode,0,3);
@@ -1409,7 +1415,8 @@ INST(SWI)
 
 	CLRFLAG(FLAG_ENI|FLAG_E|FLAG_M);
 
-	m_PC=SE3208_Read32(4*Imm+0x40)-2;
+	TakeExceptionVector(Imm+0x10);
+	m_PC-=2;
 }
 
 INST(HALT)
@@ -1726,7 +1733,7 @@ void se3208_device::SE3208_NMI()
 
 	CLRFLAG(FLAG_NMI|FLAG_ENI|FLAG_E|FLAG_M);
 
-	m_PC=SE3208_Read32(4);
+	TakeExceptionVector(0x01);
 }
 
 void se3208_device::SE3208_Interrupt()
@@ -1743,9 +1750,9 @@ void se3208_device::SE3208_Interrupt()
 	CLRFLAG(FLAG_ENI|FLAG_E|FLAG_M);
 
 	if(!(TESTFLAG(FLAG_AUT)))
-		m_PC=SE3208_Read32(8);
+		TakeExceptionVector(0x02);
 	else
-		m_PC=SE3208_Read32(4*m_iackx_cb());
+		TakeExceptionVector(m_iackx_cb());
 }
 
 
diff --git a/src/devices/cpu/se3208/se3208.h b/src/devices/cpu/se3208/se3208.h
index d006a071bb4..1f6b6f45eda 100644
--- a/src/devices/cpu/se3208/se3208.h
+++ b/src/devices/cpu/se3208/se3208.h
@@ -86,6 +86,7 @@ private:
 	inline uint32_t AslWithFlags(uint32_t Val, uint8_t By);
 	inline void PushVal(uint32_t Val);
 	inline uint32_t PopVal();
+	inline void TakeExceptionVector(uint8_t vector);
 
 	typedef void (se3208_device::*OP)(uint16_t Opcode);
 	OP OpTable[0x10000];
-- 
cgit v1.2.3