# HG changeset patch
# User Michael Pavone <pavone@retrodev.com>
# Date 1485142832 28800
# Node ID 75ba222877f7760b01d83edcba9c983d65eb7f75
# Parent  448ce87b87fc6ad06e4ebaca440c20beae362a5f
Force IPV4 for GDB remote debugging on Windows. Bind to localhost instead of unspecified address since listening on external ports probably isn't a good idea in the general case

diff -r 448ce87b87fc -r 75ba222877f7 gdb_remote.c
--- a/gdb_remote.c	Sun Jan 22 17:12:17 2017 -0800
+++ b/gdb_remote.c	Sun Jan 22 19:40:32 2017 -0800
@@ -577,10 +577,10 @@
 
 	struct addrinfo request, *result;
 	memset(&request, 0, sizeof(request));
-	request.ai_family = AF_UNSPEC;
+	request.ai_family = AF_INET;
 	request.ai_socktype = SOCK_STREAM;
 	request.ai_flags = AI_PASSIVE;
-	getaddrinfo(NULL, "1234", &request, &result);
+	getaddrinfo("localhost", "1234", &request, &result);
 
 	int listen_sock = socket(result->ai_family, result->ai_socktype, result->ai_protocol);
 	if (listen_sock < 0) {
diff -r 448ce87b87fc -r 75ba222877f7 vdp.c
--- a/vdp.c	Sun Jan 22 17:12:17 2017 -0800
+++ b/vdp.c	Sun Jan 22 19:40:32 2017 -0800
@@ -2432,8 +2432,8 @@
 				context->flags |= FLAG_DMA_RUN;
 				context->dma_cd = context->cd;
 				//printf("DMA start (length: %X) at cycle %d, frame: %d, vcounter: %d, hslot: %d\n", (context->regs[REG_DMALEN_H] << 8) | context->regs[REG_DMALEN_L], context->cycles, context->frame, context->vcounter, context->hslot);
-				if (!(context->regs[REG_DMASRC_H] & 0x80)) {
-					//printf("DMA Address: %X, New CD: %X, Source: %X, Length: %X\n", context->address, context->cd, (context->regs[REG_DMASRC_H] << 17) | (context->regs[REG_DMASRC_M] << 9) | (context->regs[REG_DMASRC_L] << 1), context->regs[REG_DMALEN_H] << 8 | context->regs[REG_DMALEN_L]);
+				if (!(context->regs[REG_DMASRC_H] & 0x80) && ((context->cd & 0xF) == CRAM_WRITE)) {
+					printf("DMA Address: %X, New CD: %X, Source: %X, Length: %X\n", context->address, context->cd, (context->regs[REG_DMASRC_H] << 17) | (context->regs[REG_DMASRC_M] << 9) | (context->regs[REG_DMASRC_L] << 1), context->regs[REG_DMALEN_H] << 8 | context->regs[REG_DMALEN_L]);
 					return 1;
 				} else {
 					//printf("DMA Copy Address: %X, New CD: %X, Source: %X\n", context->address, context->cd, (context->regs[REG_DMASRC_M] << 8) | context->regs[REG_DMASRC_L]);