1 /* 2 * Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved. 3 * 4 * SPDX-License-Identifier: BSD-3-Clause 5 */ 6 7 #ifndef PLATFORM_DEF_H 8 #define PLATFORM_DEF_H 9 10 #include <arch.h> 11 #include <lib/utils_def.h> 12 13 #include "../gxbb_def.h" 14 15 #define PLATFORM_LINKER_FORMAT "elf64-littleaarch64" 16 #define PLATFORM_LINKER_ARCH aarch64 17 18 /* Special value used to verify platform parameters from BL2 to BL31 */ 19 #define AML_BL31_PLAT_PARAM_VAL ULL(0x0F1E2D3C4B5A6978) 20 21 #define PLATFORM_STACK_SIZE UL(0x1000) 22 23 #define PLATFORM_MAX_CPUS_PER_CLUSTER U(4) 24 #define PLATFORM_CLUSTER_COUNT U(1) 25 #define PLATFORM_CLUSTER0_CORE_COUNT PLATFORM_MAX_CPUS_PER_CLUSTER 26 #define PLATFORM_CORE_COUNT PLATFORM_CLUSTER0_CORE_COUNT 27 28 #define AML_PRIMARY_CPU U(0) 29 30 #define PLAT_MAX_PWR_LVL MPIDR_AFFLVL1 31 #define PLAT_NUM_PWR_DOMAINS (PLATFORM_CLUSTER_COUNT + \ 32 PLATFORM_CORE_COUNT) 33 34 #define PLAT_MAX_RET_STATE U(1) 35 #define PLAT_MAX_OFF_STATE U(2) 36 37 /* Local power state for power domains in Run state. */ 38 #define PLAT_LOCAL_STATE_RUN U(0) 39 /* Local power state for retention. Valid only for CPU power domains */ 40 #define PLAT_LOCAL_STATE_RET U(1) 41 /* Local power state for power-down. Valid for CPU and cluster power domains. */ 42 #define PLAT_LOCAL_STATE_OFF U(2) 43 44 /* 45 * Macros used to parse state information from State-ID if it is using the 46 * recommended encoding for State-ID. 47 */ 48 #define PLAT_LOCAL_PSTATE_WIDTH U(4) 49 #define PLAT_LOCAL_PSTATE_MASK ((U(1) << PLAT_LOCAL_PSTATE_WIDTH) - 1) 50 51 /* 52 * Some data must be aligned on the biggest cache line size in the platform. 53 * This is known only to the platform as it might have a combination of 54 * integrated and external caches. 55 */ 56 #define CACHE_WRITEBACK_SHIFT U(6) 57 #define CACHE_WRITEBACK_GRANULE (U(1) << CACHE_WRITEBACK_SHIFT) 58 59 /* Memory-related defines */ 60 #define PLAT_PHY_ADDR_SPACE_SIZE (ULL(1) << 32) 61 #define PLAT_VIRT_ADDR_SPACE_SIZE (ULL(1) << 32) 62 63 #define MAX_MMAP_REGIONS 12 64 #define MAX_XLAT_TABLES 5 65 66 #endif /* PLATFORM_DEF_H */ 67