add some small documentation

vpinball · Jan 11, 2025 · 65871a3 · 65871a3
1 parent c59bcba
commit 65871a3
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/src/wpc/by35snd.c b/src/wpc/by35snd.c
@@ -910,11 +910,11 @@ static WRITE_HANDLER(sd_pia0cb2_w) {
   if (!data) {
     sdlocals.ledcount++;
     logerror("SD LED: %d\n", sdlocals.ledcount);
-    if (core_gameData->hw.gameSpecific1) { // hack for Blackwater 100 (main CPU boots up too fast)
+    if (core_gameData->hw.gameSpecific1 & 1) { // hack for Blackwater 100 (main CPU boots up too fast)
       if (sdlocals.ledcount == 5) // suspend main cpu, soundboard not ready yet
         cpu_set_halt_line(0, 1);
-      else if (core_gameData->hw.gameSpecific1 && sdlocals.ledcount == 6) // resume main cpu, soundboard ready
-      cpu_set_halt_line(0, 0);
+      else if (sdlocals.ledcount == 6) // resume main cpu, soundboard ready
+        cpu_set_halt_line(0, 0);
     }
   }
   sndbrd_ctrl_cb(sdlocals.brdData.boardNo,data);

diff --git a/src/wpc/by6803games.c b/src/wpc/by6803games.c
@@ -314,7 +314,7 @@ CORE_CLONEDEFNV(esclwrlg,esclwrld,"Escape from the Lost World (German)",1987,"Ba
 /*------------------------------------
 / Blackwater 100 (6803-0H07: 03/88)
 /------------------------------------*/
-static core_tGameData black100GameData = {GEN_BY6803A,dispBy104,{FLIP6803,0,4,0,SNDBRD_BYSD, BY6803_DISPALPHA, 1}};
+static core_tGameData black100GameData = {GEN_BY6803A,dispBy104,{FLIP6803,0,4,0,SNDBRD_BYSD, BY6803_DISPALPHA, 1}}; // set gameSpecific1 to 1 (see hack in by35snd, WRITE_HANDLER(sd_pia0cb2_w))
 static void init_black100(void) { core_gameData = &black100GameData; }
 BY6803_ROMSTART44(black100, "u2.cpu", CRC(411fa773) SHA1(9756c7eee0f78792823a0b0379d2baac28cb03e8),
                             "u3.cpu", CRC(d6f6f890) SHA1(8fe4dae471f4c89f2fd72c6e647ead5206881c63))