X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fmdec.c;h=612fe974a5b6b87fb32fd25ec248db5b5bffe7a9;hb=78a6da0cc3511f4159bf2c648e7e72dc13204492;hp=4b93ffa5744158c568ccec87c0303af4125ec143;hpb=4f329f16f58b969df7ec9081549a7bbd70814f55;p=pcsx_rearmed.git

diff --git a/libpcsxcore/mdec.c b/libpcsxcore/mdec.c
index 4b93ffa5..612fe974 100644
--- a/libpcsxcore/mdec.c
+++ b/libpcsxcore/mdec.c
@@ -476,6 +476,7 @@ void psxDma0(u32 adr, u32 bcr, u32 chcr) {
 	int size;
 
 	if (chcr != 0x01000201) {
+		log_unhandled("mdec0: invalid dma %08x\n", chcr);
 		return;
 	}
 
@@ -520,7 +521,7 @@ void psxDma0(u32 adr, u32 bcr, u32 chcr) {
 			break;
 
 		default:
-			// printf("mdec unknown command\n");
+			log_unhandled("mdec: unknown command %08x\n", cmd);
 			break;
 	}
 
@@ -545,7 +546,10 @@ void psxDma1(u32 adr, u32 bcr, u32 chcr) {
 	int size;
 	u32 words;
 
-	if (chcr != 0x01000200) return;
+	if (chcr != 0x01000200) {
+		log_unhandled("mdec1: invalid dma %08x\n", chcr);
+		return;
+	}
 
 	words = (bcr >> 16) * (bcr & 0xffff);
 	/* size in byte */
@@ -670,27 +674,26 @@ void mdec1Interrupt() {
 }
 
 int mdecFreeze(void *f, int Mode) {
-	u8 *base = (u8 *)&psxM[0x100000];
+	u8 *base = (u8 *)psxM;
 	u32 v;
 
 	gzfreeze(&mdec.reg0, sizeof(mdec.reg0));
 	gzfreeze(&mdec.reg1, sizeof(mdec.reg1));
 
-	// old code used to save raw pointers..
 	v = (u8 *)mdec.rl - base;
 	gzfreeze(&v, sizeof(v));
-	mdec.rl = (u16 *)(base + (v & 0xffffe));
+	mdec.rl = (u16 *)(base + (v & 0x1ffffe));
 	v = (u8 *)mdec.rl_end - base;
 	gzfreeze(&v, sizeof(v));
-	mdec.rl_end = (u16 *)(base + (v & 0xffffe));
+	mdec.rl_end = (u16 *)(base + (v & 0x1ffffe));
 
 	v = 0;
 	if (mdec.block_buffer_pos)
-		v = mdec.block_buffer_pos - base;
+		v = mdec.block_buffer_pos - mdec.block_buffer;
 	gzfreeze(&v, sizeof(v));
 	mdec.block_buffer_pos = 0;
-	if (v)
-		mdec.block_buffer_pos = base + (v & 0xfffff);
+	if (v && v < sizeof(mdec.block_buffer))
+		mdec.block_buffer_pos = mdec.block_buffer;
 
 	gzfreeze(&mdec.block_buffer, sizeof(mdec.block_buffer));
 	gzfreeze(&mdec.pending_dma1, sizeof(mdec.pending_dma1));