| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright 2013 Google Inc. |
| * Copyright (C) 2012 Samsung Electronics |
| * |
| * 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 |
| */ |
| |
| #include <arch/io.h> |
| #include "trustzone.h" |
| |
| /* Setting TZPC[TrustZone Protection Controller] */ |
| void trustzone_init(void) |
| { |
| struct exynos_tzpc *tzpc; |
| unsigned int addr; |
| |
| for (addr = TZPC0_BASE; addr <= TZPC9_BASE; addr += TZPC_BASE_OFFSET) { |
| tzpc = (struct exynos_tzpc *)addr; |
| |
| if (addr == TZPC0_BASE) |
| writel(R0SIZE, &tzpc->r0size); |
| |
| writel(DECPROTXSET, &tzpc->decprot0set); |
| writel(DECPROTXSET, &tzpc->decprot1set); |
| |
| if (addr != TZPC9_BASE) { |
| writel(DECPROTXSET, &tzpc->decprot2set); |
| writel(DECPROTXSET, &tzpc->decprot3set); |
| } |
| } |
| } |