diff options
Diffstat (limited to 'plat/juno/plat_security.c')
| -rw-r--r-- | plat/juno/plat_security.c | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/plat/juno/plat_security.c b/plat/juno/plat_security.c deleted file mode 100644 index 64e493f6..00000000 --- a/plat/juno/plat_security.c +++ /dev/null @@ -1,104 +0,0 @@ -/* - * Copyright (c) 2014, ARM Limited and Contributors. All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * Redistributions of source code must retain the above copyright notice, this - * list of conditions and the following disclaimer. - * - * Redistributions in binary form must reproduce the above copyright notice, - * this list of conditions and the following disclaimer in the documentation - * and/or other materials provided with the distribution. - * - * Neither the name of ARM nor the names of its contributors may be used - * to endorse or promote products derived from this software without specific - * prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include <debug.h> -#include <tzc400.h> -#include "juno_def.h" - -/******************************************************************************* - * Initialize the TrustZone Controller. Configure Region 0 with Secure RW access - * and allow Non-Secure masters full access - ******************************************************************************/ -static void init_tzc400(void) -{ - tzc_init(TZC400_BASE); - - /* Disable filters. */ - tzc_disable_filters(); - - /* Region 1 set to cover Non-Secure DRAM at 0x8000_0000. Apply the - * same configuration to all filters in the TZC. */ - tzc_configure_region(REG_ATTR_FILTER_BIT_ALL, 1, - DRAM_NS_BASE, DRAM_NS_BASE + DRAM_NS_SIZE - 1, - TZC_REGION_S_NONE, - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_CCI400) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_PCIE) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_HDLCD0) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_HDLCD1) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_USB) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_DMA330) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_THINLINKS) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_AP) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_GPU) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_CORESIGHT)); - - /* Region 2 set to cover Secure DRAM */ - tzc_configure_region(REG_ATTR_FILTER_BIT_ALL, 2, - DRAM_SEC_BASE, DRAM_SEC_BASE + DRAM_SEC_SIZE - 1, - TZC_REGION_S_RDWR, - 0); - - /* Region 3 set to cover DRAM used by SCP for DDR retraining */ - tzc_configure_region(REG_ATTR_FILTER_BIT_ALL, 3, - DRAM_SCP_BASE, DRAM_SCP_BASE + DRAM_SCP_SIZE - 1, - TZC_REGION_S_NONE, - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_SCP)); - - /* Region 4 set to cover Non-Secure DRAM at 0x8_8000_0000 */ - tzc_configure_region(REG_ATTR_FILTER_BIT_ALL, 4, - DRAM2_BASE, DRAM2_BASE + DRAM2_SIZE - 1, - TZC_REGION_S_NONE, - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_CCI400) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_PCIE) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_HDLCD0) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_HDLCD1) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_USB) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_DMA330) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_THINLINKS) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_AP) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_GPU) | - TZC_REGION_ACCESS_RDWR(TZC400_NSAID_CORESIGHT)); - - /* Raise an exception if a NS device tries to access secure memory */ - tzc_set_action(TZC_ACTION_ERR); - - /* Enable filters. */ - tzc_enable_filters(); -} - -/******************************************************************************* - * Initialize the secure environment. At this moment only the TrustZone - * Controller is initialized. - ******************************************************************************/ -void plat_security_setup(void) -{ - /* Initialize the TrustZone Controller */ - init_tzc400(); -} |