From af5011b2be589d0d88a9cefd9eba95cc1aaf08c3 Mon Sep 17 00:00:00 2001
From: Jonathan Campbell <jonathan@castus.tv>
Date: Wed, 25 Sep 2019 00:04:49 -0700
Subject: [PATCH] VGA TMODESET: Also capture BIOS data area per video mode in
 video mode dump

---
 hw/vga/tmodeset.c | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/hw/vga/tmodeset.c b/hw/vga/tmodeset.c
index f377fbb1d..e8a5c627b 100644
--- a/hw/vga/tmodeset.c
+++ b/hw/vga/tmodeset.c
@@ -370,6 +370,22 @@ void dump_to_file(int automated) {
 			pop	ax
 		}
 	}
+
+	/* ============= BIOS data area ============ */
+#if TARGET_MSDOS == 32
+	for (i=0;i < 256;i++) rdump[i] = *((uint8_t*)(0x400+i));
+#else
+	for (i=0;i < 256;i++) rdump[i] = *((uint8_t far*)MK_FP(0x40,i));
+#endif
+
+	/* ----- write */
+	sprintf(tmpname,"%s.BDA",nname);
+	if ((fp=fopen(tmpname,"wb")) != NULL) {
+		fwrite(rdump,256,1,fp);
+		fclose(fp);
+	}
+
+    /* resume */
 	vga_moveto(0,6);
 	vga_sync_bios_cursor();