chromeos: Move memlayout.h/symbols.h into common directory

Turns out there are uses for memlayout regions not specific to vboot2.
Rather than add yet another set of headers for a single region, let's
make the vboot2 one common for chromeos.

BRANCH=veyron
BUG=chrome-os-partner:35705
TEST=Booted Jerry, compiled Blaze, Cosmos, Ryu and Storm.

Change-Id: I228e0ffce1ccc792e7f5f5be6facaaca2650d818
Signed-off-by: Patrick Georgi <pgeorgi@chromium.org>
Original-Commit-Id: c6d7aab9f4e6d0cfa12aa0478288e54ec3096d9b
Original-Change-Id: I1dd7d9c4b6ab24de695d42a38913b6d9b952d49b
Original-Signed-off-by: Julius Werner <jwerner@chromium.org>
Original-Reviewed-on: https://chromium-review.googlesource.com/242630
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: http://review.coreboot.org/9748
Tested-by: build bot (Jenkins)
Reviewed-by: Stefan Reinauer <stefan.reinauer@coreboot.org>

1 files changed, 50 insertions, 0 deletions

diff --git a/src/vendorcode/google/chromeos/memlayout.h b/src/vendorcode/google/chromeos/memlayout.h
new file mode 100644
index 0000000000..140da46bcc
--- /dev/null
+++ b/src/vendorcode/google/chromeos/memlayout.h
@@ -0,0 +1,50 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2014 Google Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+/* This file contains macro definitions for memlayout.ld linker scripts. */
+
+#ifndef __CHROMEOS_MEMLAYOUT_H
+#define __CHROMEOS_MEMLAYOUT_H
+
+/* Careful: required work buffer size depends on RW properties such as key size
+ * and algorithm -- what works for you might stop working after an update. Do
+ * NOT lower the asserted minimum without consulting vboot devs (rspangler)! */
+#define VBOOT2_WORK(addr, size) \
+	REGION(vboot2_work, addr, size, 8) \
+	_ = ASSERT(size >= 12K, "vboot2 work buffer must be at least 12K!");
+
+#ifdef __VERSTAGE__
+	#define VERSTAGE(addr, sz) \
+		SET_COUNTER(VERSTAGE, addr) \
+		_ = ASSERT(_everstage - _verstage <= sz, \
+			STR(Verstage exceeded its allotted size! (sz))); \
+		INCLUDE "vendorcode/google/chromeos/vboot2/verstage.verstage.ld"
+#else
+	#define VERSTAGE(addr, sz) \
+		SET_COUNTER(VERSTAGE, addr) \
+		. += sz;
+#endif
+
+#ifdef __VERSTAGE__
+	#define OVERLAP_VERSTAGE_ROMSTAGE(addr, size) VERSTAGE(addr, size)
+#else
+	#define OVERLAP_VERSTAGE_ROMSTAGE(addr, size) ROMSTAGE(addr, size)
+#endif
+
+#endif /* __CHROMEOS_MEMLAYOUT_H */