Add trap list from old palm emu, list current problem

currentProblem.txt

@@ -0,0 +1,25 @@
+Endless waiting while trying to poll the usb chip
+
+ROM:10003A14                 move.b  #$F4,d0
+ROM:10003A18                 move.b  d0,($10400002).l
+ROM:10003A1E                 nop
+ROM:10003A20                 nop
+ROM:10003A22                 nop
+ROM:10003A24                 move.b  ($10400000).l,d0
+ROM:10003A2A                 nop
+ROM:10003A2C                 nop
+ROM:10003A2E                 nop
+ROM:10003A30                 moveq   #0,d1
+ROM:10003A32                 move.b  d0,d1
+ROM:10003A34                 cmp.w   d1,d4
+ROM:10003A36                 bne.s   loc_10003A4E
+ROM:10003A38                 pea     (unk_64).w
+ROM:10003A3C                 trap    #$F
+ROM:10003A3C                 dc.w    $A249
+ROM:10003A40                 moveq   #$64,d0 ; 'd'
+ROM:10003A42                 add.l   d0,d3
+ROM:10003A44                 addq.w  #4,sp
+ROM:10003A46
+ROM:10003A46 loc_10003A46:                           ; CODE XREF: sub_100038C0+152↑j
+ROM:10003A46                 cmpi.l  #$3A98,d3
+ROM:10003A4C                 bcs.s   loc_10003A14

qtBuildSystem/Mu/Mu.pro

@@ -40,17 +40,16 @@ SOURCES += \
     src/m68k/m68kopdm.c \
     src/m68k/m68kopnz.c \
     src/m68k/m68kops.c \
+    src/68328Functions.c \
     src/emulator.c \
     src/hardwareRegisters.c \
     src/memoryAccess.c \
     src/sdcard.c \
     src/sed1376.c \
     src/silkscreen.c \
-    src/68328Functions.c
+    src/trapNumToName.c
 
 HEADERS += \
-    mainwindow.h \
-    touchscreen.h \
     qt-common/include/boolean.h \
     qt-common/include/retro_endianness.h \
     qt-common/include/retro_inline.h \
@@ -61,6 +60,7 @@ HEADERS += \
     src/m68k/m68kconf.h \
     src/m68k/m68kcpu.h \
     src/m68k/m68kops.h \
+    src/68328Functions.h \
     src/emuFeatureRegistersSpec.h \
     src/emulator.h \
     src/hardwareRegisterNames.h \
@@ -70,7 +70,8 @@ HEADERS += \
     src/sdcard.h \
     src/sed1376.h \
     src/silkscreen.h \
-    src/68328Functions.h
+    mainwindow.h \
+    touchscreen.h
 
 FORMS += \
         mainwindow.ui

qtBuildSystem/Mu/Mu.pro.user

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE QtCreatorProject>
-<!-- Written by QtCreator 4.6.0, 2018-04-17T17:57:15. -->
+<!-- Written by QtCreator 4.6.0, 2018-04-18T17:16:44. -->
 <qtcreator>
  <data>
   <variable>EnvironmentId</variable>

src/emulator.c

@@ -58,6 +58,8 @@ static inline bool allSdCardCallbacksPresent(){
 static bool invalidBehaviorAbort;
 static char disassemblyBuffer[LOGGED_OPCODES][100];//store the opcode and program counter for the last 10 opcodes
 
+const char* lookupTrap(uint16_t trap);
+
 static char* takeStackDump(uint32_t bytes){
    char* textBytes = malloc(bytes * 2);
    uint32_t textBytesOffset = 0;
@@ -84,12 +86,12 @@ static void invalidBehaviorCheck(){
    //get current opcode
    if(!invalidBank){
       //must dissasemble as 68020 to prevent address masking, is also more descriptive for invalid opcodes
-      m68k_disassemble(opcodeName, programCounter, M68K_CPU_TYPE_68020);
+      m68k_disassemble(opcodeName, lastProgramCounter, M68K_CPU_TYPE_68020);
    }
    else{
       strcpy(opcodeName, "Invalid bank, cant read");
    }
-   sprintf(opcodeName + strlen(opcodeName), " at PC:0x%08X", programCounter);
+   sprintf(opcodeName + strlen(opcodeName), " at PC:0x%08X", lastProgramCounter);
 
    //shift opcode buffer
    for(uint32_t i = 0; i < LOGGED_OPCODES - 1; i++)
@@ -107,7 +109,7 @@ static void invalidBehaviorCheck(){
       for(uint32_t i = 0; i < LOGGED_OPCODES; i++)
          debugLog("%s\n", disassemblyBuffer[i]);
       //currently CPU32 opcodes will be listed as "unknown", I cant change that properly unless I directly edit musashi source, something I want to avoid doing
-      debugLog("Instruction:\"%s\", instruction value:0x%04X, bank type:%d\n", invalidInstruction ? "unknown" : opcodeName, instruction, bankType[START_BANK(programCounter)]);
+      debugLog("Instruction:\"%s\", instruction value:0x%04X, bank type:%d\n", invalidInstruction ? "unknown" : opcodeName, instruction, bankType[START_BANK(lastProgramCounter)]);
    }
 
    //custom debug operations
@@ -127,6 +129,12 @@ static void invalidBehaviorCheck(){
       default:
          break;
    }
+
+   if(instruction == 0x4E4F){
+      //Trap F/api call
+      uint16_t trap = m68k_read_memory_16(lastProgramCounter + 2);
+      debugLog("Trap F API:%s, API number:0x%04X, PC:0x%08X\n", lookupTrap(trap), trap, lastProgramCounter);
+   }
 }
 #endif
 

src/makefile.all

@@ -4,7 +4,8 @@ EMU_SOURCES_C := $(EMU_PATH)/emulator.c \
       $(EMU_PATH)/sed1376.c \
       $(EMU_PATH)/sdcard.c \
       $(EMU_PATH)/silkscreen.c \
-      $(EMU_PATH)/68328Functions.c \
+      $(EMU_PATH)/68328Functions.c \
+      $(EMU_PATH)/trapNumToName.c \
       $(EMU_PATH)/m68k/m68kops.c \
       $(EMU_PATH)/m68k/m68kopnz.c \
       $(EMU_PATH)/m68k/m68kopdm.c \