/* * Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef __ARM_DEF_H__ #define __ARM_DEF_H__ #include #include #include #include #include #include /****************************************************************************** * Definitions common to all ARM standard platforms *****************************************************************************/ /* Special value used to verify platform parameters from BL2 to BL31 */ #define ARM_BL31_PLAT_PARAM_VAL 0x0f1e2d3c4b5a6978ULL #define ARM_SYSTEM_COUNT 1 #define ARM_CACHE_WRITEBACK_SHIFT 6 /* * Macros mapping the MPIDR Affinity levels to ARM Platform Power levels. The * power levels have a 1:1 mapping with the MPIDR affinity levels. */ #define ARM_PWR_LVL0 MPIDR_AFFLVL0 #define ARM_PWR_LVL1 MPIDR_AFFLVL1 #define ARM_PWR_LVL2 MPIDR_AFFLVL2 /* * Macros for local power states in ARM platforms encoded by State-ID field * within the power-state parameter. */ /* Local power state for power domains in Run state. */ #define ARM_LOCAL_STATE_RUN 0 /* Local power state for retention. Valid only for CPU power domains */ #define ARM_LOCAL_STATE_RET 1 /* Local power state for OFF/power-down. Valid for CPU and cluster power domains */ #define ARM_LOCAL_STATE_OFF 2 /* Memory location options for TSP */ #define ARM_TRUSTED_SRAM_ID 0 #define ARM_TRUSTED_DRAM_ID 1 #define ARM_DRAM_ID 2 /* The first 4KB of Trusted SRAM are used as shared memory */ #define ARM_TRUSTED_SRAM_BASE 0x04000000 #define ARM_SHARED_RAM_BASE ARM_TRUSTED_SRAM_BASE #define ARM_SHARED_RAM_SIZE 0x00001000 /* 4 KB */ /* The remaining Trusted SRAM is used to load the BL images */ #define ARM_BL_RAM_BASE (ARM_SHARED_RAM_BASE + \ ARM_SHARED_RAM_SIZE) #define ARM_BL_RAM_SIZE (PLAT_ARM_TRUSTED_SRAM_SIZE - \ ARM_SHARED_RAM_SIZE) /* * The top 16MB of DRAM1 is configured as secure access only using the TZC * - SCP TZC DRAM: If present, DRAM reserved for SCP use * - AP TZC DRAM: The remaining TZC secured DRAM reserved for AP use */ #define ARM_TZC_DRAM1_SIZE ULL(0x01000000) #define ARM_SCP_TZC_DRAM1_BASE (ARM_DRAM1_BASE + \ ARM_DRAM1_SIZE - \ ARM_SCP_TZC_DRAM1_SIZE) #define ARM_SCP_TZC_DRAM1_SIZE PLAT_ARM_SCP_TZC_DRAM1_SIZE #define ARM_SCP_TZC_DRAM1_END (ARM_SCP_TZC_DRAM1_BASE + \ ARM_SCP_TZC_DRAM1_SIZE - 1) #define ARM_AP_TZC_DRAM1_BASE (ARM_DRAM1_BASE + \ ARM_DRAM1_SIZE - \ ARM_TZC_DRAM1_SIZE) #define ARM_AP_TZC_DRAM1_SIZE (ARM_TZC_DRAM1_SIZE - \ ARM_SCP_TZC_DRAM1_SIZE) #define ARM_AP_TZC_DRAM1_END (ARM_AP_TZC_DRAM1_BASE + \ ARM_AP_TZC_DRAM1_SIZE - 1) #define ARM_NS_DRAM1_BASE ARM_DRAM1_BASE #define ARM_NS_DRAM1_SIZE (ARM_DRAM1_SIZE - \ ARM_TZC_DRAM1_SIZE) #define ARM_NS_DRAM1_END (ARM_NS_DRAM1_BASE + \ ARM_NS_DRAM1_SIZE - 1) #define ARM_DRAM1_BASE ULL(0x80000000) #define ARM_DRAM1_SIZE ULL(0x80000000) #define ARM_DRAM1_END (ARM_DRAM1_BASE + \ ARM_DRAM1_SIZE - 1) #define ARM_DRAM2_BASE ULL(0x880000000) #define ARM_DRAM2_SIZE PLAT_ARM_DRAM2_SIZE #define ARM_DRAM2_END (ARM_DRAM2_BASE + \ ARM_DRAM2_SIZE - 1) #define ARM_IRQ_SEC_PHY_TIMER 29 #define ARM_IRQ_SEC_SGI_0 8 #define ARM_IRQ_SEC_SGI_1 9 #define ARM_IRQ_SEC_SGI_2 10 #define ARM_IRQ_SEC_SGI_3 11 #define ARM_IRQ_SEC_SGI_4 12 #define ARM_IRQ_SEC_SGI_5 13 #define ARM_IRQ_SEC_SGI_6 14 #define ARM_IRQ_SEC_SGI_7 15 /* * Define a list of Group 1 Secure and Group 0 interrupts as per GICv3 * terminology. On a GICv2 system or mode, the lists will be merged and treated * as Group 0 interrupts. */ #define ARM_G1S_IRQS ARM_IRQ_SEC_PHY_TIMER, \ ARM_IRQ_SEC_SGI_1, \ ARM_IRQ_SEC_SGI_2, \ ARM_IRQ_SEC_SGI_3, \ ARM_IRQ_SEC_SGI_4, \ ARM_IRQ_SEC_SGI_5, \ ARM_IRQ_SEC_SGI_7 #define ARM_G0_IRQS ARM_IRQ_SEC_SGI_0, \ ARM_IRQ_SEC_SGI_6 #define ARM_MAP_SHARED_RAM MAP_REGION_FLAT( \ ARM_SHARED_RAM_BASE, \ ARM_SHARED_RAM_SIZE, \ MT_DEVICE | MT_RW | MT_SECURE) #define ARM_MAP_NS_DRAM1 MAP_REGION_FLAT( \ ARM_NS_DRAM1_BASE, \ ARM_NS_DRAM1_SIZE, \ MT_MEMORY | MT_RW | MT_NS) #define ARM_MAP_TSP_SEC_MEM MAP_REGION_FLAT( \ TSP_SEC_MEM_BASE, \ TSP_SEC_MEM_SIZE, \ MT_MEMORY | MT_RW | MT_SECURE) #if ARM_BL31_IN_DRAM #define ARM_MAP_BL31_SEC_DRAM MAP_REGION_FLAT( \ BL31_BASE, \ PLAT_ARM_MAX_BL31_SIZE, \ MT_MEMORY | MT_RW | MT_SECURE) #endif /* * The number of regions like RO(code), coherent and data required by * different BL stages which need to be mapped in the MMU. */ #if USE_COHERENT_MEM #define ARM_BL_REGIONS 3 #else #define ARM_BL_REGIONS 2 #endif #define MAX_MMAP_REGIONS (PLAT_ARM_MMAP_ENTRIES + \ ARM_BL_REGIONS) /* Memory mapped Generic timer interfaces */ #define ARM_SYS_CNTCTL_BASE 0x2a430000 #define ARM_SYS_CNTREAD_BASE 0x2a800000 #define ARM_SYS_TIMCTL_BASE 0x2a810000 #define ARM_CONSOLE_BAUDRATE 115200 /* Trusted Watchdog constants */ #define ARM_SP805_TWDG_BASE 0x2a490000 #define ARM_SP805_TWDG_CLK_HZ 32768 /* The TBBR document specifies a watchdog timeout of 256 seconds. SP805 * asserts reset after two consecutive countdowns (2 x 128 = 256 sec) */ #define ARM_TWDG_TIMEOUT_SEC 128 #define ARM_TWDG_LOAD_VAL (ARM_SP805_TWDG_CLK_HZ * \ ARM_TWDG_TIMEOUT_SEC) /****************************************************************************** * Required platform porting definitions common to all ARM standard platforms *****************************************************************************/ #define PLAT_PHY_ADDR_SPACE_SIZE (1ull << 32) #define PLAT_VIRT_ADDR_SPACE_SIZE (1ull << 32) /* * This macro defines the deepest retention state possible. A higher state * id will represent an invalid or a power down state. */ #define PLAT_MAX_RET_STATE ARM_LOCAL_STATE_RET /* * This macro defines the deepest power down states possible. Any state ID * higher than this is invalid. */ #define PLAT_MAX_OFF_STATE ARM_LOCAL_STATE_OFF /* * Some data must be aligned on the biggest cache line size in the platform. * This is known only to the platform as it might have a combination of * integrated and external caches. */ #define CACHE_WRITEBACK_GRANULE (1 << ARM_CACHE_WRITEBACK_SHIFT) /******************************************************************************* * BL1 specific defines. * BL1 RW data is relocated from ROM to RAM at runtime so we need 2 sets of * addresses. ******************************************************************************/ #define BL1_RO_BASE PLAT_ARM_TRUSTED_ROM_BASE #define BL1_RO_LIMIT (PLAT_ARM_TRUSTED_ROM_BASE \ + PLAT_ARM_TRUSTED_ROM_SIZE) /* * Put BL1 RW at the top of the Trusted SRAM. */ #define BL1_RW_BASE (ARM_BL_RAM_BASE + \ ARM_BL_RAM_SIZE - \ PLAT_ARM_MAX_BL1_RW_SIZE) #define BL1_RW_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE) /******************************************************************************* * BL2 specific defines. ******************************************************************************/ #if ARM_BL31_IN_DRAM || defined(AARCH32) /* * For AArch32 BL31 is not applicable. * For AArch64 BL31 is loaded in the DRAM. * Put BL2 just below BL1. */ #define BL2_BASE (BL1_RW_BASE - PLAT_ARM_MAX_BL2_SIZE) #define BL2_LIMIT BL1_RW_BASE #else /* * Put BL2 just below BL31. */ #define BL2_BASE (BL31_BASE - PLAT_ARM_MAX_BL2_SIZE) #define BL2_LIMIT BL31_BASE #endif /******************************************************************************* * BL31 specific defines. ******************************************************************************/ #if ARM_BL31_IN_DRAM /* * Put BL31 at the bottom of TZC secured DRAM */ #define BL31_BASE ARM_AP_TZC_DRAM1_BASE #define BL31_LIMIT (ARM_AP_TZC_DRAM1_BASE + \ PLAT_ARM_MAX_BL31_SIZE) #else /* * Put BL31 at the top of the Trusted SRAM. */ #define BL31_BASE (ARM_BL_RAM_BASE + \ ARM_BL_RAM_SIZE - \ PLAT_ARM_MAX_BL31_SIZE) #define BL31_PROGBITS_LIMIT BL1_RW_BASE #define BL31_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE) #endif /******************************************************************************* * BL32 specific defines. ******************************************************************************/ /* * On ARM standard platforms, the TSP can execute from Trusted SRAM, * Trusted DRAM (if available) or the DRAM region secured by the TrustZone * controller. */ #if ARM_BL31_IN_DRAM # define TSP_SEC_MEM_BASE (ARM_AP_TZC_DRAM1_BASE + \ PLAT_ARM_MAX_BL31_SIZE) # define TSP_SEC_MEM_SIZE (ARM_AP_TZC_DRAM1_SIZE - \ PLAT_ARM_MAX_BL31_SIZE) # define BL32_BASE (ARM_AP_TZC_DRAM1_BASE + \ PLAT_ARM_MAX_BL31_SIZE) # define BL32_LIMIT (ARM_AP_TZC_DRAM1_BASE + \ ARM_AP_TZC_DRAM1_SIZE) #elif ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_SRAM_ID # define TSP_SEC_MEM_BASE ARM_BL_RAM_BASE # define TSP_SEC_MEM_SIZE ARM_BL_RAM_SIZE # define TSP_PROGBITS_LIMIT BL2_BASE # define BL32_BASE ARM_BL_RAM_BASE # define BL32_LIMIT BL31_BASE #elif ARM_TSP_RAM_LOCATION_ID == ARM_TRUSTED_DRAM_ID # define TSP_SEC_MEM_BASE PLAT_ARM_TRUSTED_DRAM_BASE # define TSP_SEC_MEM_SIZE PLAT_ARM_TRUSTED_DRAM_SIZE # define BL32_BASE PLAT_ARM_TRUSTED_DRAM_BASE # define BL32_LIMIT (PLAT_ARM_TRUSTED_DRAM_BASE \ + (1 << 21)) #elif ARM_TSP_RAM_LOCATION_ID == ARM_DRAM_ID # define TSP_SEC_MEM_BASE ARM_AP_TZC_DRAM1_BASE # define TSP_SEC_MEM_SIZE ARM_AP_TZC_DRAM1_SIZE # define BL32_BASE ARM_AP_TZC_DRAM1_BASE # define BL32_LIMIT (ARM_AP_TZC_DRAM1_BASE + \ ARM_AP_TZC_DRAM1_SIZE) #else # error "Unsupported ARM_TSP_RAM_LOCATION_ID value" #endif /* BL32 is mandatory in AArch32 */ #ifndef AARCH32 #ifdef SPD_none #undef BL32_BASE #endif /* SPD_none */ #endif /******************************************************************************* * FWU Images: NS_BL1U, BL2U & NS_BL2U defines. ******************************************************************************/ #define BL2U_BASE BL2_BASE #if ARM_BL31_IN_DRAM #define BL2U_LIMIT BL1_RW_BASE #else #define BL2U_LIMIT BL31_BASE #endif #define NS_BL2U_BASE ARM_NS_DRAM1_BASE #define NS_BL1U_BASE (PLAT_ARM_NVM_BASE + 0x03EB8000) /* * ID of the secure physical generic timer interrupt used by the TSP. */ #define TSP_IRQ_SEC_PHY_TIMER ARM_IRQ_SEC_PHY_TIMER /* * One cache line needed for bakery locks on ARM platforms */ #define PLAT_PERCPU_BAKERY_LOCK_SIZE (1 * CACHE_WRITEBACK_GRANULE) #endif /* __ARM_DEF_H__ */