64 lines
1.4 KiB
C
64 lines
1.4 KiB
C
/*
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* Copyright (c) 2020-2021, ARM Limited and Contributors. All rights reserved.
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*
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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#include <common/debug.h>
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#include <plat/arm/common/plat_arm.h>
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#include <platform_def.h>
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static const arm_tzc_regions_info_t tzc_regions[] = {
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ARM_TZC_REGIONS_DEF,
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{}
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};
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#if (CSS_SGI_PLATFORM_VARIANT == 2 && CSS_SGI_CHIP_COUNT > 1)
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static const arm_tzc_regions_info_t tzc_regions_mc[][CSS_SGI_CHIP_COUNT - 1] = {
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{
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/* TZC memory regions for second chip */
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SGI_PLAT_TZC_NS_REMOTE_REGIONS_DEF(1),
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{}
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},
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#if CSS_SGI_CHIP_COUNT > 2
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{
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/* TZC memory regions for third chip */
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SGI_PLAT_TZC_NS_REMOTE_REGIONS_DEF(2),
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{}
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},
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#endif
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#if CSS_SGI_CHIP_COUNT > 3
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{
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/* TZC memory regions for fourth chip */
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SGI_PLAT_TZC_NS_REMOTE_REGIONS_DEF(3),
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{}
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},
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#endif
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};
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#endif /* CSS_SGI_PLATFORM_VARIANT && CSS_SGI_CHIP_COUNT */
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/* Initialize the secure environment */
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void plat_arm_security_setup(void)
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{
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unsigned int i;
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INFO("Configuring TrustZone Controller for Chip 0\n");
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for (i = 0; i < TZC400_COUNT; i++) {
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arm_tzc400_setup(TZC400_BASE(i), tzc_regions);
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}
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#if (CSS_SGI_PLATFORM_VARIANT == 2 && CSS_SGI_CHIP_COUNT > 1)
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unsigned int j;
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for (i = 1; i < CSS_SGI_CHIP_COUNT; i++) {
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INFO("Configuring TrustZone Controller for Chip %u\n", i);
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for (j = 0; j < TZC400_COUNT; j++) {
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arm_tzc400_setup(CSS_SGI_REMOTE_CHIP_MEM_OFFSET(i)
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+ TZC400_BASE(j), tzc_regions_mc[i-1]);
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}
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}
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#endif
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}
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