X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=libpcsxcore%2Fpsxdma.h;h=eaddb3889ee1b382541cd324a7db98b5f1a1089e;hb=d3f0cb2bbea928854c0e05fcc43f9447a01c71c6;hp=28495fa879579482508fe41e118d5d70e28b9f21;hpb=9f8b032dc5074e29f2e93ce06651f6da3bb70a86;p=pcsx_rearmed.git

diff --git a/libpcsxcore/psxdma.h b/libpcsxcore/psxdma.h
index 28495fa8..eaddb388 100644
--- a/libpcsxcore/psxdma.h
+++ b/libpcsxcore/psxdma.h
@@ -79,6 +79,17 @@ void gpuInterrupt();
 void spuInterrupt();
 void gpuotcInterrupt();
 
+static inline void *getDmaRam(u32 madr, u32 *max_words)
+{
+	// this should wrap instead of limit
+	if (!(madr & 0x800000)) {
+		madr &= 0x1ffffc;
+		*max_words = (0x200000 - madr) / 4;
+		return psxM + madr;
+	}
+	return INVALID_PTR;
+}
+
 #ifdef __cplusplus
 }
 #endif