--- nono/vm/pedec.cpp	2026/04/29 17:05:06	1.1.1.4
+++ nono/vm/pedec.cpp	2026/04/29 17:05:14	1.1.1.6
@@ -4,12 +4,34 @@
 // Licensed under nono-license.txt
 //
 
+//
+// PEDEC
+//
+
+// IODevice
+//    |
+//    +-- InterruptDevice (割り込みコントローラの共通部)
+//          |
+//          +-- M680x0Interrupt (m68k 割り込みコントローラの共通部)
+//          |     |
+//          |     +-- X68030Interrupt  (X68030 の割り込みコントローラ)
+//          |     +-- LunaInterrupt    (LUNA-I の割り込みコントローラ)
+//          |
+//          |  +-------------+
+//          +--| PEDECDevice | (X68030 の Lv1 担当コントローラ)
+//          |  +-------------+
+//          |
+//          +-- SysCtlrDevice  (LUNA88K の割り込みコントローラ)
+
 #include "pedec.h"
 #include "fdc.h"
+#include "fdd.h"
 #include "spc.h"
 
-std::unique_ptr<PEDECDevice> gPEDEC;
+// グローバル参照用
+PEDECDevice *gPEDEC;
 
+// コンストラクタ
 PEDECDevice::PEDECDevice()
 	: inherited("PEDEC")
 {
@@ -17,14 +39,17 @@ PEDECDevice::PEDECDevice()
 	devlen  = 0x2000;
 }
 
+// デストラクタ
 PEDECDevice::~PEDECDevice()
 {
+	gPEDEC = NULL;
 }
 
+// リセット
 void
-PEDECDevice::ResetHard()
+PEDECDevice::ResetHard(bool poweron)
 {
-	inherited::ResetHard();
+	inherited::ResetHard(poweron);
 
 	intmap_enabled = IntmapSPC;
 	// XXX vector
@@ -57,7 +82,7 @@ PEDECDevice::Write(uint32 offset, uint32
 		intmap_enabled |= (data & 0x02) ? IntmapFDD : 0;
 		intmap_enabled |= (data & 0x01) ? IntmapPRT : 0;
 
-		putlog(1, "割り込みマスク設定 HDD=%d FDC=%d FDD=%d PRT=%d",
+		putlog(1, "Set Interrupt Mask HDD=%d FDC=%d FDD=%d PRT=%d",
 			((intmap_enabled & IntmapHDD) ? 1 : 0),
 			((intmap_enabled & IntmapFDC) ? 1 : 0),
 			((intmap_enabled & IntmapFDD) ? 1 : 0),
@@ -66,7 +91,7 @@ PEDECDevice::Write(uint32 offset, uint32
 
 	 case 1:	// $E9C003 割り込みベクタ
 		vector = data & 0xfc;
-		putlog(1, "割り込みベクタ設定 $%02x", vector);
+		putlog(1, "Set Interrupt Vector $%02x", vector);
 		return 0;
 
 	 default:
@@ -166,8 +191,10 @@ PEDECDevice::InterruptAcknowledge(int lv
 
 	if ((stat & IntmapFDC)) {
 		return vector + 0;
+	} else if ((stat & IntmapFDD)) {
+		return vector + 1;
 	} else {
-		PANIC("Unknown interrupt acknowledge");
+		VMPANIC("Unknown interrupt acknowledge");
 	}
 }
 
@@ -175,11 +202,14 @@ PEDECDevice::InterruptAcknowledge(int lv
 uint32
 PEDECDevice::GetIntmap(Device *source) const
 {
-	if (__predict_true(source == gSPC.get())) {
+	if (__predict_true(source == gSPC)) {
 		return IntmapSPC;
 	}
-	if (__predict_true(source == gFDC.get())) {
+	if (__predict_true(source == gFDC)) {
 		return IntmapFDC;
 	}
-	PANIC("Unsupported interrupt device");
+	if (dynamic_cast<FDDDevice*>(source)) {
+		return IntmapFDD;
+	}
+	VMPANIC("Unsupported interrupt device");
 }