X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=Pico%2Fsound%2Fsound.c;h=b966b1f79f1bb20585430af11a42a9e110be48ee;hb=2445b7cb6d5a0f0aa8697fdaa8af8ca52780f5b7;hp=d901a1dce8f210360d99ec6eafb9a3ee853c6c83;hpb=b542be4686241c9e0722ff8e452980f9ac2b4d7c;p=picodrive.git

diff --git a/Pico/sound/sound.c b/Pico/sound/sound.c
index d901a1d..b966b1f 100644
--- a/Pico/sound/sound.c
+++ b/Pico/sound/sound.c
@@ -372,7 +372,7 @@ PICO_INTERNAL void z80_init(void)
   memset(&CZ80, 0, sizeof(CZ80));
   Cz80_Init(&CZ80);
   Cz80_Set_Fetch(&CZ80, 0x0000, 0x1fff, (UINT32)Pico.zram); // main RAM
-  Cz80_Set_Fetch(&CZ80, 0x2000, 0x3fff, (UINT32)Pico.zram - 0x2000); // mirror
+  Cz80_Set_Fetch(&CZ80, 0x2000, 0x3fff, (UINT32)Pico.zram); // mirror
   Cz80_Set_ReadB(&CZ80, (UINT8 (*)(UINT32 address))z80_read); // unused (hacked in)
   Cz80_Set_WriteB(&CZ80, z80_write);
   Cz80_Set_INPort(&CZ80, z80_in);
@@ -395,6 +395,9 @@ PICO_INTERNAL void z80_reset(void)
   drZ80.Z80SP = drZ80.z80_rebaseSP(0x2000); // 0xf000 ?
 #elif defined(_USE_CZ80)
   Cz80_Reset(&CZ80);
+  Cz80_Set_Reg(&CZ80, CZ80_IX, 0xffff);
+  Cz80_Set_Reg(&CZ80, CZ80_IY, 0xffff);
+  Cz80_Set_Reg(&CZ80, CZ80_SP, 0x2000);
 #endif
   Pico.m.z80_fakeval = 0; // for faking when Z80 is disabled
 }