nb/intel/haswell: Introduce memmap.h

Move all memory map definitions into a separate header.

Tested with BUILD_TIMELESS=1, Asrock B85M Pro4 remains identical.

Change-Id: Ib275f9ad8ca9ff343604c9e8cbb130c74ddad54f
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45351
Reviewed-by: Tim Wawrzynczak <twawrzynczak@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/northbridge/intel/haswell/memmap.h b/src/northbridge/intel/haswell/memmap.h
new file mode 100644
index 0000000..ac3b1db
--- /dev/null
+++ b/src/northbridge/intel/haswell/memmap.h
@@ -0,0 +1,20 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+
+#ifndef __NORTHBRIDGE_INTEL_HASWELL_MEMMAP_H__
+#define __NORTHBRIDGE_INTEL_HASWELL_MEMMAP_H__
+
+/* Intel Enhanced Debug region */
+#define IED_SIZE	CONFIG_IED_REGION_SIZE
+
+/* Northbridge BARs */
+#define DEFAULT_MCHBAR		0xfed10000		/* 16 KB */
+#define DEFAULT_DMIBAR		0xfed18000		/* 4 KB */
+#define DEFAULT_EPBAR		0xfed19000		/* 4 KB */
+
+#define GFXVT_BASE_ADDRESS	0xfed90000ULL
+#define GFXVT_BASE_SIZE		0x1000
+
+#define VTVC0_BASE_ADDRESS	0xfed91000ULL
+#define VTVC0_BASE_SIZE		0x1000
+
+#endif /* __NORTHBRIDGE_INTEL_HASWELL_MEMMAP_H__ */