Adding upstream version 2.8.0+dfsg.upstream/2.8.0+dfsgupstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

19 files changed, 1893 insertions, 0 deletions

diff --git a/include/plat/arm/common/aarch64/arm_macros.S b/include/plat/arm/common/aarch64/arm_macros.S
new file mode 100644
index 0000000..d47e4e0
--- /dev/null
+++ b/include/plat/arm/common/aarch64/arm_macros.S
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_MACROS_S
+#define ARM_MACROS_S
+
+#include <drivers/arm/gic_common.h>
+#include <drivers/arm/gicv2.h>
+#include <drivers/arm/gicv3.h>
+#include <platform_def.h>
+
+.section .rodata.gic_reg_name, "aS"
+/* Applicable only to GICv2 and GICv3 with SRE disabled (legacy mode) */
+gicc_regs:
+	.asciz "gicc_hppir", "gicc_ahppir", "gicc_ctlr", ""
+
+/* Applicable only to GICv3 with SRE enabled */
+icc_regs:
+	.asciz "icc_hppir0_el1", "icc_hppir1_el1", "icc_ctlr_el3", ""
+
+/* Registers common to both GICv2 and GICv3 */
+gicd_pend_reg:
+	.asciz "gicd_ispendr regs (Offsets 0x200-0x278)\nOffset\t\t\tValue\n"
+newline:
+	.asciz "\n"
+spacer:
+	.asciz ":\t\t 0x"
+prefix:
+	.asciz "0x"
+
+	/* ---------------------------------------------
+	 * The below utility macro prints out relevant GIC
+	 * registers whenever an unhandled exception is
+	 * taken in BL31 on ARM standard platforms.
+	 * Expects: GICD base in x16, GICC base in x17
+	 * Clobbers: x0 - x10, sp
+	 * ---------------------------------------------
+	 */
+	.macro arm_print_gic_regs
+	/* Check for GICv3 system register access */
+	mrs	x7, id_aa64pfr0_el1
+	ubfx	x7, x7, #ID_AA64PFR0_GIC_SHIFT, #ID_AA64PFR0_GIC_WIDTH
+	cmp	x7, #1
+	b.ne	print_gicv2
+
+	/* Check for SRE enable */
+	mrs	x8, ICC_SRE_EL3
+	tst	x8, #ICC_SRE_SRE_BIT
+	b.eq	print_gicv2
+
+	/* Load the icc reg list to x6 */
+	adr	x6, icc_regs
+	/* Load the icc regs to gp regs used by str_in_crash_buf_print */
+	mrs	x8, ICC_HPPIR0_EL1
+	mrs	x9, ICC_HPPIR1_EL1
+	mrs	x10, ICC_CTLR_EL3
+	/* Store to the crash buf and print to console */
+	bl	str_in_crash_buf_print
+	b	print_gic_common
+
+print_gicv2:
+	/* Load the gicc reg list to x6 */
+	adr	x6, gicc_regs
+	/* Load the gicc regs to gp regs used by str_in_crash_buf_print */
+	ldr	w8, [x17, #GICC_HPPIR]
+	ldr	w9, [x17, #GICC_AHPPIR]
+	ldr	w10, [x17, #GICC_CTLR]
+	/* Store to the crash buf and print to console */
+	bl	str_in_crash_buf_print
+
+print_gic_common:
+	/* Print the GICD_ISPENDR regs */
+	add	x7, x16, #GICD_ISPENDR
+	adr	x4, gicd_pend_reg
+	bl	asm_print_str
+gicd_ispendr_loop:
+	sub	x4, x7, x16
+	cmp	x4, #0x280
+	b.eq	exit_print_gic_regs
+
+	/* Print "0x" */
+	adr	x4, prefix
+	bl	asm_print_str
+
+	/* Print offset */
+	sub	x4, x7, x16
+	mov	x5, #12
+	bl	asm_print_hex_bits
+
+	adr	x4, spacer
+	bl	asm_print_str
+
+	ldr	x4, [x7], #8
+	bl	asm_print_hex
+
+	adr	x4, newline
+	bl	asm_print_str
+	b	gicd_ispendr_loop
+exit_print_gic_regs:
+	.endm
+
+#endif /* ARM_MACROS_S */
diff --git a/include/plat/arm/common/aarch64/cci_macros.S b/include/plat/arm/common/aarch64/cci_macros.S
new file mode 100644
index 0000000..07f7cd3
--- /dev/null
+++ b/include/plat/arm/common/aarch64/cci_macros.S
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef CCI_MACROS_S
+#define CCI_MACROS_S
+
+#include <drivers/arm/cci.h>
+#include <platform_def.h>
+
+.section .rodata.cci_reg_name, "aS"
+cci_iface_regs:
+	.asciz "cci_snoop_ctrl_cluster0", "cci_snoop_ctrl_cluster1" , ""
+
+	/* ------------------------------------------------
+	 * The below required platform porting macro prints
+	 * out relevant interconnect registers whenever an
+	 * unhandled exception is taken in BL31.
+	 * Clobbers: x0 - x9, sp
+	 * ------------------------------------------------
+	 */
+	.macro print_cci_regs
+	adr	x6, cci_iface_regs
+	/* Store in x7 the base address of the first interface */
+	mov_imm	x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET(	\
+			PLAT_ARM_CCI_CLUSTER0_SL_IFACE_IX))
+	ldr	w8, [x7, #SNOOP_CTRL_REG]
+	/* Store in x7 the base address of the second interface */
+	mov_imm	x7, (PLAT_ARM_CCI_BASE + SLAVE_IFACE_OFFSET(	\
+			PLAT_ARM_CCI_CLUSTER1_SL_IFACE_IX))
+	ldr	w9, [x7, #SNOOP_CTRL_REG]
+	/* Store to the crash buf and print to console */
+	bl	str_in_crash_buf_print
+	.endm
+
+#endif /* CCI_MACROS_S */
diff --git a/include/plat/arm/common/arm_config.h b/include/plat/arm/common/arm_config.h
new file mode 100644
index 0000000..c2b28df
--- /dev/null
+++ b/include/plat/arm/common/arm_config.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_CONFIG_H
+#define ARM_CONFIG_H
+
+#include <stdint.h>
+
+#include <lib/utils_def.h>
+
+/* Whether Base memory map is in use */
+#define ARM_CONFIG_BASE_MMAP		BIT(1)
+
+/* Whether TZC should be configured */
+#define ARM_CONFIG_HAS_TZC		BIT(2)
+
+/* FVP model has shifted affinity */
+#define ARM_CONFIG_FVP_SHIFTED_AFF	BIT(3)
+
+/* FVP model has SMMUv3 affinity */
+#define ARM_CONFIG_FVP_HAS_SMMUV3	BIT(4)
+
+/* FVP model has CCI (400 or 500/550) devices */
+#define ARM_CONFIG_FVP_HAS_CCI400	BIT(5)
+#define ARM_CONFIG_FVP_HAS_CCI5XX	BIT(6)
+
+typedef struct arm_config {
+	unsigned long flags;
+} arm_config_t;
+
+
+/* If used, arm_config must be defined and populated in the platform port */
+extern arm_config_t arm_config;
+
+static inline const arm_config_t *get_arm_config(void)
+{
+	return &arm_config;
+}
+
+
+#endif /* ARM_CONFIG_H */
diff --git a/include/plat/arm/common/arm_def.h b/include/plat/arm/common/arm_def.h
new file mode 100644
index 0000000..ab0e4ff
--- /dev/null
+++ b/include/plat/arm/common/arm_def.h
@@ -0,0 +1,780 @@
+/*
+ * Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_DEF_H
+#define ARM_DEF_H
+
+#include <arch.h>
+#include <common/interrupt_props.h>
+#include <common/tbbr/tbbr_img_def.h>
+#include <drivers/arm/gic_common.h>
+#include <lib/utils_def.h>
+#include <lib/xlat_tables/xlat_tables_defs.h>
+#include <plat/arm/common/smccc_def.h>
+#include <plat/common/common_def.h>
+
+/******************************************************************************
+ * Definitions common to all ARM standard platforms
+ *****************************************************************************/
+
+/*
+ * Root of trust key hash lengths
+ */
+#define ARM_ROTPK_HEADER_LEN		19
+#define ARM_ROTPK_HASH_LEN		32
+
+/* Special value used to verify platform parameters from BL2 to BL31 */
+#define ARM_BL31_PLAT_PARAM_VAL		ULL(0x0f1e2d3c4b5a6978)
+
+#define ARM_SYSTEM_COUNT		U(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
+#define ARM_PWR_LVL3		MPIDR_AFFLVL3
+
+/*
+ *  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	U(0)
+/* Local power state for retention. Valid only for CPU power domains */
+#define ARM_LOCAL_STATE_RET	U(1)
+/* Local power state for OFF/power-down. Valid for CPU and cluster power
+   domains */
+#define ARM_LOCAL_STATE_OFF	U(2)
+
+/* Memory location options for TSP */
+#define ARM_TRUSTED_SRAM_ID		0
+#define ARM_TRUSTED_DRAM_ID		1
+#define ARM_DRAM_ID			2
+
+#ifdef PLAT_ARM_TRUSTED_SRAM_BASE
+#define ARM_TRUSTED_SRAM_BASE		PLAT_ARM_TRUSTED_SRAM_BASE
+#else
+#define ARM_TRUSTED_SRAM_BASE		UL(0x04000000)
+#endif /* PLAT_ARM_TRUSTED_SRAM_BASE */
+
+#define ARM_SHARED_RAM_BASE		ARM_TRUSTED_SRAM_BASE
+#define ARM_SHARED_RAM_SIZE		UL(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 (or 64MB if RME is enabled) of DRAM1 is configured as
+ * follows:
+ *   - SCP TZC DRAM: If present, DRAM reserved for SCP use
+ *   - L1 GPT DRAM: Reserved for L1 GPT if RME is enabled
+ *   - REALM DRAM: Reserved for Realm world if RME is enabled
+ *   - TF-A <-> RMM SHARED: Area shared for communication between TF-A and RMM
+ *   - AP TZC DRAM: The remaining TZC secured DRAM reserved for AP use
+ *
+ *              RME enabled(64MB)                RME not enabled(16MB)
+ *              --------------------             -------------------
+ *              |                  |             |                 |
+ *              |  AP TZC (~28MB)  |             |  AP TZC (~14MB) |
+ *              --------------------             -------------------
+ *              |                  |             |                 |
+ *              |   REALM (RMM)    |             |  EL3 TZC (2MB)  |
+ *              |   (32MB - 4KB)   |             -------------------
+ *              --------------------             |                 |
+ *              |                  |             |    SCP TZC      |
+ *              |   TF-A <-> RMM   |  0xFFFF_FFFF-------------------
+ *              |   SHARED (4KB)   |
+ *              --------------------
+ *              |                  |
+ *              |  EL3 TZC (3MB)   |
+ *              --------------------
+ *              | L1 GPT + SCP TZC |
+ *              |       (~1MB)     |
+ *  0xFFFF_FFFF --------------------
+ */
+#if ENABLE_RME
+#define ARM_TZC_DRAM1_SIZE              UL(0x04000000) /* 64MB */
+/*
+ * Define a region within the TZC secured DRAM for use by EL3 runtime
+ * firmware. This region is meant to be NOLOAD and will not be zero
+ * initialized. Data sections with the attribute `arm_el3_tzc_dram` will be
+ * placed here. 3MB region is reserved if RME is enabled, 2MB otherwise.
+ */
+#define ARM_EL3_TZC_DRAM1_SIZE		UL(0x00300000) /* 3MB */
+#define ARM_L1_GPT_SIZE			UL(0x00100000) /* 1MB */
+
+/* 32MB - ARM_EL3_RMM_SHARED_SIZE */
+#define ARM_REALM_SIZE			(UL(0x02000000) -		\
+						ARM_EL3_RMM_SHARED_SIZE)
+#define ARM_EL3_RMM_SHARED_SIZE		(PAGE_SIZE)    /* 4KB */
+#else
+#define ARM_TZC_DRAM1_SIZE		UL(0x01000000) /* 16MB */
+#define ARM_EL3_TZC_DRAM1_SIZE		UL(0x00200000) /* 2MB */
+#define ARM_L1_GPT_SIZE			UL(0)
+#define ARM_REALM_SIZE			UL(0)
+#define ARM_EL3_RMM_SHARED_SIZE		UL(0)
+#endif /* ENABLE_RME */
+
+#define ARM_SCP_TZC_DRAM1_BASE		(ARM_DRAM1_BASE +		\
+					ARM_DRAM1_SIZE -		\
+					(ARM_SCP_TZC_DRAM1_SIZE +	\
+					ARM_L1_GPT_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 - 1U)
+#if ENABLE_RME
+#define ARM_L1_GPT_ADDR_BASE		(ARM_DRAM1_BASE +		\
+					ARM_DRAM1_SIZE -		\
+					ARM_L1_GPT_SIZE)
+#define ARM_L1_GPT_END			(ARM_L1_GPT_ADDR_BASE +		\
+					ARM_L1_GPT_SIZE - 1U)
+
+#define ARM_REALM_BASE			(ARM_EL3_RMM_SHARED_BASE -	\
+					 ARM_REALM_SIZE)
+
+#define ARM_REALM_END                   (ARM_REALM_BASE + ARM_REALM_SIZE - 1U)
+
+#define ARM_EL3_RMM_SHARED_BASE		(ARM_DRAM1_BASE +		\
+					 ARM_DRAM1_SIZE -		\
+					(ARM_SCP_TZC_DRAM1_SIZE +	\
+					ARM_L1_GPT_SIZE +		\
+					ARM_EL3_RMM_SHARED_SIZE +	\
+					ARM_EL3_TZC_DRAM1_SIZE))
+
+#define ARM_EL3_RMM_SHARED_END		(ARM_EL3_RMM_SHARED_BASE +	\
+					 ARM_EL3_RMM_SHARED_SIZE - 1U)
+#endif /* ENABLE_RME */
+
+#define ARM_EL3_TZC_DRAM1_BASE		(ARM_SCP_TZC_DRAM1_BASE -	\
+					ARM_EL3_TZC_DRAM1_SIZE)
+#define ARM_EL3_TZC_DRAM1_END		(ARM_EL3_TZC_DRAM1_BASE +	\
+					ARM_EL3_TZC_DRAM1_SIZE - 1U)
+
+#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 +	\
+					ARM_EL3_TZC_DRAM1_SIZE +	\
+					ARM_EL3_RMM_SHARED_SIZE +	\
+					ARM_REALM_SIZE +		\
+					ARM_L1_GPT_SIZE))
+#define ARM_AP_TZC_DRAM1_END		(ARM_AP_TZC_DRAM1_BASE +	\
+					ARM_AP_TZC_DRAM1_SIZE - 1U)
+
+/* Define the Access permissions for Secure peripherals to NS_DRAM */
+#if ARM_CRYPTOCELL_INTEG
+/*
+ * Allow Secure peripheral to read NS DRAM when integrated with CryptoCell.
+ * This is required by CryptoCell to authenticate BL33 which is loaded
+ * into the Non Secure DDR.
+ */
+#define ARM_TZC_NS_DRAM_S_ACCESS	TZC_REGION_S_RD
+#else
+#define ARM_TZC_NS_DRAM_S_ACCESS	TZC_REGION_S_NONE
+#endif
+
+#ifdef SPD_opteed
+/*
+ * BL2 needs to map 4MB at the end of TZC_DRAM1 in order to
+ * load/authenticate the trusted os extra image. The first 512KB of
+ * TZC_DRAM1 are reserved for trusted os (OPTEE). The extra image loading
+ * for OPTEE is paged image which only include the paging part using
+ * virtual memory but without "init" data. OPTEE will copy the "init" data
+ * (from pager image) to the first 512KB of TZC_DRAM, and then copy the
+ * extra image behind the "init" data.
+ */
+#define ARM_OPTEE_PAGEABLE_LOAD_BASE	(ARM_AP_TZC_DRAM1_BASE + \
+					 ARM_AP_TZC_DRAM1_SIZE - \
+					 ARM_OPTEE_PAGEABLE_LOAD_SIZE)
+#define ARM_OPTEE_PAGEABLE_LOAD_SIZE	UL(0x400000)
+#define ARM_OPTEE_PAGEABLE_LOAD_MEM	MAP_REGION_FLAT(		\
+					ARM_OPTEE_PAGEABLE_LOAD_BASE,	\
+					ARM_OPTEE_PAGEABLE_LOAD_SIZE,	\
+					MT_MEMORY | MT_RW | MT_SECURE)
+
+/*
+ * Map the memory for the OP-TEE core (also known as OP-TEE pager when paging
+ * support is enabled).
+ */
+#define ARM_MAP_OPTEE_CORE_MEM		MAP_REGION_FLAT(		\
+						BL32_BASE,		\
+						BL32_LIMIT - BL32_BASE,	\
+						MT_MEMORY | MT_RW | MT_SECURE)
+#endif /* SPD_opteed */
+
+#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 - 1U)
+#ifdef PLAT_ARM_DRAM1_BASE
+#define ARM_DRAM1_BASE			PLAT_ARM_DRAM1_BASE
+#else
+#define ARM_DRAM1_BASE			ULL(0x80000000)
+#endif /* PLAT_ARM_DRAM1_BASE */
+
+#define ARM_DRAM1_SIZE			ULL(0x80000000)
+#define ARM_DRAM1_END			(ARM_DRAM1_BASE +		\
+					 ARM_DRAM1_SIZE - 1U)
+
+#define ARM_DRAM2_BASE			PLAT_ARM_DRAM2_BASE
+#define ARM_DRAM2_SIZE			PLAT_ARM_DRAM2_SIZE
+#define ARM_DRAM2_END			(ARM_DRAM2_BASE +		\
+					 ARM_DRAM2_SIZE - 1U)
+
+#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 interrupt properties as per GICv3
+ * terminology. On a GICv2 system or mode, the lists will be merged and treated
+ * as Group 0 interrupts.
+ */
+#define ARM_G1S_IRQ_PROPS(grp) \
+	INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_LEVEL), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_1, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_2, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_3, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_4, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_5, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_7, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE)
+
+#define ARM_G0_IRQ_PROPS(grp) \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_0, PLAT_SDEI_NORMAL_PRI, (grp), \
+			GIC_INTR_CFG_EDGE), \
+	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6, GIC_HIGHEST_SEC_PRIORITY, (grp), \
+			GIC_INTR_CFG_EDGE)
+
+#define ARM_MAP_SHARED_RAM	MAP_REGION_FLAT(			\
+					ARM_SHARED_RAM_BASE,		\
+					ARM_SHARED_RAM_SIZE,		\
+					MT_DEVICE | MT_RW | EL3_PAS)
+
+#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_DRAM2		MAP_REGION_FLAT(			\
+					ARM_DRAM2_BASE,			\
+					ARM_DRAM2_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
+
+#define ARM_MAP_EL3_TZC_DRAM	MAP_REGION_FLAT(			\
+					ARM_EL3_TZC_DRAM1_BASE,		\
+					ARM_EL3_TZC_DRAM1_SIZE,		\
+					MT_MEMORY | MT_RW | EL3_PAS)
+
+#define ARM_MAP_TRUSTED_DRAM	MAP_REGION_FLAT(			\
+					PLAT_ARM_TRUSTED_DRAM_BASE,	\
+					PLAT_ARM_TRUSTED_DRAM_SIZE,	\
+					MT_MEMORY | MT_RW | MT_SECURE)
+
+#if ENABLE_RME
+/*
+ * We add the EL3_RMM_SHARED size to RMM mapping to map the region as a block.
+ * Else we end up requiring more pagetables in BL2 for ROMLIB build.
+ */
+#define ARM_MAP_RMM_DRAM	MAP_REGION_FLAT(			\
+					PLAT_ARM_RMM_BASE,		\
+					(PLAT_ARM_RMM_SIZE + 		\
+					ARM_EL3_RMM_SHARED_SIZE),	\
+					MT_MEMORY | MT_RW | MT_REALM)
+
+
+#define ARM_MAP_GPT_L1_DRAM	MAP_REGION_FLAT(			\
+					ARM_L1_GPT_ADDR_BASE,		\
+					ARM_L1_GPT_SIZE,		\
+					MT_MEMORY | MT_RW | EL3_PAS)
+
+#define ARM_MAP_EL3_RMM_SHARED_MEM					\
+				MAP_REGION_FLAT(			\
+					ARM_EL3_RMM_SHARED_BASE,	\
+					ARM_EL3_RMM_SHARED_SIZE,	\
+					MT_MEMORY | MT_RW | MT_REALM)
+
+#endif /* ENABLE_RME */
+
+/*
+ * Mapping for the BL1 RW region. This mapping is needed by BL2 in order to
+ * share the Mbed TLS heap. Since the heap is allocated inside BL1, it resides
+ * in the BL1 RW region. Hence, BL2 needs access to the BL1 RW region in order
+ * to be able to access the heap.
+ */
+#define ARM_MAP_BL1_RW		MAP_REGION_FLAT(	\
+					BL1_RW_BASE,	\
+					BL1_RW_LIMIT - BL1_RW_BASE, \
+					MT_MEMORY | MT_RW | EL3_PAS)
+
+/*
+ * If SEPARATE_CODE_AND_RODATA=1 we define a region for each section
+ * otherwise one region is defined containing both.
+ */
+#if SEPARATE_CODE_AND_RODATA
+#define ARM_MAP_BL_RO			MAP_REGION_FLAT(			\
+						BL_CODE_BASE,			\
+						BL_CODE_END - BL_CODE_BASE,	\
+						MT_CODE | EL3_PAS),		\
+					MAP_REGION_FLAT(			\
+						BL_RO_DATA_BASE,		\
+						BL_RO_DATA_END			\
+							- BL_RO_DATA_BASE,	\
+						MT_RO_DATA | EL3_PAS)
+#else
+#define ARM_MAP_BL_RO			MAP_REGION_FLAT(			\
+						BL_CODE_BASE,			\
+						BL_CODE_END - BL_CODE_BASE,	\
+						MT_CODE | EL3_PAS)
+#endif
+#if USE_COHERENT_MEM
+#define ARM_MAP_BL_COHERENT_RAM		MAP_REGION_FLAT(			\
+						BL_COHERENT_RAM_BASE,		\
+						BL_COHERENT_RAM_END		\
+							- BL_COHERENT_RAM_BASE, \
+						MT_DEVICE | MT_RW | EL3_PAS)
+#endif
+#if USE_ROMLIB
+#define ARM_MAP_ROMLIB_CODE		MAP_REGION_FLAT(			\
+						ROMLIB_RO_BASE,			\
+						ROMLIB_RO_LIMIT	- ROMLIB_RO_BASE,\
+						MT_CODE | EL3_PAS)
+
+#define ARM_MAP_ROMLIB_DATA		MAP_REGION_FLAT(			\
+						ROMLIB_RW_BASE,			\
+						ROMLIB_RW_END	- ROMLIB_RW_BASE,\
+						MT_MEMORY | MT_RW | EL3_PAS)
+#endif
+
+/*
+ * Map mem_protect flash region with read and write permissions
+ */
+#define ARM_V2M_MAP_MEM_PROTECT		MAP_REGION_FLAT(PLAT_ARM_MEM_PROT_ADDR,	\
+						V2M_FLASH_BLOCK_SIZE,		\
+						MT_DEVICE | MT_RW | MT_SECURE)
+/*
+ * Map the region for device tree configuration with read and write permissions
+ */
+#define ARM_MAP_BL_CONFIG_REGION	MAP_REGION_FLAT(ARM_BL_RAM_BASE,	\
+						(ARM_FW_CONFIGS_LIMIT		\
+							- ARM_BL_RAM_BASE),	\
+						MT_MEMORY | MT_RW | EL3_PAS)
+/*
+ * Map L0_GPT with read and write permissions
+ */
+#if ENABLE_RME
+#define ARM_MAP_L0_GPT_REGION		MAP_REGION_FLAT(ARM_L0_GPT_ADDR_BASE,	\
+						ARM_L0_GPT_SIZE,		\
+						MT_MEMORY | MT_RW | MT_ROOT)
+#endif
+
+/*
+ * The max number of regions like RO(code), coherent and data required by
+ * different BL stages which need to be mapped in the MMU.
+ */
+#define ARM_BL_REGIONS			7
+
+#define MAX_MMAP_REGIONS		(PLAT_ARM_MMAP_ENTRIES +	\
+					 ARM_BL_REGIONS)
+
+/* Memory mapped Generic timer interfaces  */
+#ifdef PLAT_ARM_SYS_CNTCTL_BASE
+#define ARM_SYS_CNTCTL_BASE		PLAT_ARM_SYS_CNTCTL_BASE
+#else
+#define ARM_SYS_CNTCTL_BASE		UL(0x2a430000)
+#endif
+
+#ifdef PLAT_ARM_SYS_CNTREAD_BASE
+#define ARM_SYS_CNTREAD_BASE		PLAT_ARM_SYS_CNTREAD_BASE
+#else
+#define ARM_SYS_CNTREAD_BASE		UL(0x2a800000)
+#endif
+
+#ifdef PLAT_ARM_SYS_TIMCTL_BASE
+#define ARM_SYS_TIMCTL_BASE		PLAT_ARM_SYS_TIMCTL_BASE
+#else
+#define ARM_SYS_TIMCTL_BASE		UL(0x2a810000)
+#endif
+
+#ifdef PLAT_ARM_SYS_CNT_BASE_S
+#define ARM_SYS_CNT_BASE_S		PLAT_ARM_SYS_CNT_BASE_S
+#else
+#define ARM_SYS_CNT_BASE_S		UL(0x2a820000)
+#endif
+
+#ifdef PLAT_ARM_SYS_CNT_BASE_NS
+#define ARM_SYS_CNT_BASE_NS		PLAT_ARM_SYS_CNT_BASE_NS
+#else
+#define ARM_SYS_CNT_BASE_NS		UL(0x2a830000)
+#endif
+
+#define ARM_CONSOLE_BAUDRATE		115200
+
+/* Trusted Watchdog constants */
+#ifdef PLAT_ARM_SP805_TWDG_BASE
+#define ARM_SP805_TWDG_BASE		PLAT_ARM_SP805_TWDG_BASE
+#else
+#define ARM_SP805_TWDG_BASE		UL(0x2a490000)
+#endif
+#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
+ *****************************************************************************/
+
+/*
+ * 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		(U(1) << ARM_CACHE_WRITEBACK_SHIFT)
+
+/*
+ * To enable FW_CONFIG to be loaded by BL1, define the corresponding base
+ * and limit. Leave enough space of BL2 meminfo.
+ */
+#define ARM_FW_CONFIG_BASE		(ARM_BL_RAM_BASE + sizeof(meminfo_t))
+#define ARM_FW_CONFIG_LIMIT		((ARM_BL_RAM_BASE + PAGE_SIZE) \
+					+ (PAGE_SIZE / 2U))
+
+/*
+ * Boot parameters passed from BL2 to BL31/BL32 are stored here
+ */
+#define ARM_BL2_MEM_DESC_BASE		(ARM_FW_CONFIG_LIMIT)
+#define ARM_BL2_MEM_DESC_LIMIT		(ARM_BL2_MEM_DESC_BASE \
+					+ (PAGE_SIZE / 2U))
+
+/*
+ * Define limit of firmware configuration memory:
+ * ARM_FW_CONFIG + ARM_BL2_MEM_DESC memory
+ */
+#define ARM_FW_CONFIGS_LIMIT		(ARM_BL_RAM_BASE + (PAGE_SIZE * 2))
+
+#if ENABLE_RME
+/*
+ * Store the L0 GPT on Trusted SRAM next to firmware
+ * configuration memory, 4KB aligned.
+ */
+#define ARM_L0_GPT_SIZE			(PAGE_SIZE)
+#define ARM_L0_GPT_ADDR_BASE		(ARM_FW_CONFIGS_LIMIT)
+#define ARM_L0_GPT_LIMIT		(ARM_L0_GPT_ADDR_BASE + ARM_L0_GPT_SIZE)
+#else
+#define ARM_L0_GPT_SIZE			U(0)
+#endif
+
+/*******************************************************************************
+ * 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
+#ifdef PLAT_BL1_RO_LIMIT
+#define BL1_RO_LIMIT			PLAT_BL1_RO_LIMIT
+#else
+#define BL1_RO_LIMIT			(PLAT_ARM_TRUSTED_ROM_BASE	\
+					 + (PLAT_ARM_TRUSTED_ROM_SIZE - \
+					    PLAT_ARM_MAX_ROMLIB_RO_SIZE))
+#endif
+
+/*
+ * 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 +\
+						 PLAT_ARM_MAX_ROMLIB_RW_SIZE))
+#define BL1_RW_LIMIT			(ARM_BL_RAM_BASE + 		\
+					    (ARM_BL_RAM_SIZE - PLAT_ARM_MAX_ROMLIB_RW_SIZE))
+
+#define ROMLIB_RO_BASE			BL1_RO_LIMIT
+#define ROMLIB_RO_LIMIT			(PLAT_ARM_TRUSTED_ROM_BASE + PLAT_ARM_TRUSTED_ROM_SIZE)
+
+#define ROMLIB_RW_BASE			(BL1_RW_BASE + PLAT_ARM_MAX_BL1_RW_SIZE)
+#define ROMLIB_RW_END			(ROMLIB_RW_BASE + PLAT_ARM_MAX_ROMLIB_RW_SIZE)
+
+/*******************************************************************************
+ * BL2 specific defines.
+ ******************************************************************************/
+#if BL2_AT_EL3
+#if ENABLE_PIE
+/*
+ * As the BL31 image size appears to be increased when built with the ENABLE_PIE
+ * option, set BL2 base address to have enough space for BL31 in Trusted SRAM.
+ */
+#define BL2_BASE			(ARM_TRUSTED_SRAM_BASE + \
+					(PLAT_ARM_TRUSTED_SRAM_SIZE >> 1) + \
+					0x3000)
+#else
+/* Put BL2 towards the middle of the Trusted SRAM */
+#define BL2_BASE			(ARM_TRUSTED_SRAM_BASE + \
+					(PLAT_ARM_TRUSTED_SRAM_SIZE >> 1) + \
+					0x2000)
+#endif /* ENABLE_PIE */
+#define BL2_LIMIT			(ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)
+
+#else
+/*
+ * Put BL2 just below BL1.
+ */
+#define BL2_BASE			(BL1_RW_BASE - PLAT_ARM_MAX_BL2_SIZE)
+#define BL2_LIMIT			BL1_RW_BASE
+#endif
+
+/*******************************************************************************
+ * BL31 specific defines.
+ ******************************************************************************/
+#if ARM_BL31_IN_DRAM || SEPARATE_NOBITS_REGION
+/*
+ * 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)
+/*
+ * For SEPARATE_NOBITS_REGION, BL31 PROGBITS are loaded in TZC secured DRAM.
+ * And BL31 NOBITS are loaded in Trusted SRAM such that BL2 is overwritten.
+ */
+#if SEPARATE_NOBITS_REGION
+#define BL31_NOBITS_BASE		BL2_BASE
+#define BL31_NOBITS_LIMIT		BL2_LIMIT
+#endif /* SEPARATE_NOBITS_REGION */
+#elif (RESET_TO_BL31)
+/* Ensure Position Independent support (PIE) is enabled for this config.*/
+# if !ENABLE_PIE
+#  error "BL31 must be a PIE if RESET_TO_BL31=1."
+#endif
+/*
+ * Since this is PIE, we can define BL31_BASE to 0x0 since this macro is solely
+ * used for building BL31 and not used for loading BL31.
+ */
+#  define BL31_BASE			0x0
+#  define BL31_LIMIT			PLAT_ARM_MAX_BL31_SIZE
+#else
+/* Put BL31 below BL2 in the Trusted SRAM.*/
+#define BL31_BASE			((ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)\
+						- PLAT_ARM_MAX_BL31_SIZE)
+#define BL31_PROGBITS_LIMIT		BL2_BASE
+/*
+ * For BL2_AT_EL3 make sure the BL31 can grow up until BL2_BASE. This is
+ * because in the BL2_AT_EL3 configuration, BL2 is always resident.
+ */
+#if BL2_AT_EL3
+#define BL31_LIMIT			BL2_BASE
+#else
+#define BL31_LIMIT			(ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)
+#endif
+#endif
+
+/******************************************************************************
+ * RMM specific defines
+ *****************************************************************************/
+#if ENABLE_RME
+#define RMM_BASE			(ARM_REALM_BASE)
+#define RMM_LIMIT			(RMM_BASE + ARM_REALM_SIZE)
+#define RMM_SHARED_BASE			(ARM_EL3_RMM_SHARED_BASE)
+#define RMM_SHARED_SIZE			(ARM_EL3_RMM_SHARED_SIZE)
+#endif
+
+#if !defined(__aarch64__) || JUNO_AARCH32_EL3_RUNTIME
+/*******************************************************************************
+ * BL32 specific defines for EL3 runtime in AArch32 mode
+ ******************************************************************************/
+# if RESET_TO_SP_MIN && !JUNO_AARCH32_EL3_RUNTIME
+/* Ensure Position Independent support (PIE) is enabled for this config.*/
+# if !ENABLE_PIE
+#  error "BL32 must be a PIE if RESET_TO_SP_MIN=1."
+#endif
+/*
+ * Since this is PIE, we can define BL32_BASE to 0x0 since this macro is solely
+ * used for building BL32 and not used for loading BL32.
+ */
+#  define BL32_BASE			0x0
+#  define BL32_LIMIT			PLAT_ARM_MAX_BL32_SIZE
+# else
+/* Put BL32 below BL2 in the Trusted SRAM.*/
+#  define BL32_BASE			((ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)\
+						- PLAT_ARM_MAX_BL32_SIZE)
+#  define BL32_PROGBITS_LIMIT		BL2_BASE
+#  define BL32_LIMIT			(ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)
+# endif /* RESET_TO_SP_MIN && !JUNO_AARCH32_EL3_RUNTIME */
+
+#else
+/*******************************************************************************
+ * BL32 specific defines for EL3 runtime in AArch64 mode
+ ******************************************************************************/
+/*
+ * 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 SPM_MM || SPMC_AT_EL3
+#  define TSP_SEC_MEM_BASE		(ARM_AP_TZC_DRAM1_BASE + ULL(0x200000))
+#  define TSP_SEC_MEM_SIZE		(ARM_AP_TZC_DRAM1_SIZE - ULL(0x200000))
+#  define BL32_BASE			(ARM_AP_TZC_DRAM1_BASE + ULL(0x200000))
+#  define BL32_LIMIT			(ARM_AP_TZC_DRAM1_BASE +	\
+						ARM_AP_TZC_DRAM1_SIZE)
+# elif defined(SPD_spmd)
+#  define TSP_SEC_MEM_BASE		(ARM_AP_TZC_DRAM1_BASE + ULL(0x200000))
+#  define TSP_SEC_MEM_SIZE		(ARM_AP_TZC_DRAM1_SIZE - ULL(0x200000))
+#  define BL32_BASE			PLAT_ARM_SPMC_BASE
+#  define BL32_LIMIT			(PLAT_ARM_SPMC_BASE +		\
+						 PLAT_ARM_SPMC_SIZE)
+# elif 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		BL31_BASE
+#  define BL32_BASE			ARM_FW_CONFIGS_LIMIT
+#  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	\
+						+ (UL(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
+#endif /* !__aarch64__ || JUNO_AARCH32_EL3_RUNTIME */
+
+/*
+ * BL32 is mandatory in AArch32. In AArch64, undefine BL32_BASE if there is no
+ * SPD and no SPM-MM and no SPMC-AT-EL3, as they are the only ones that can be
+ * used as BL32.
+ */
+#if defined(__aarch64__) && !JUNO_AARCH32_EL3_RUNTIME
+# if defined(SPD_none) && !SPM_MM && !SPMC_AT_EL3
+#  undef BL32_BASE
+# endif /* defined(SPD_none) && !SPM_MM || !SPMC_AT_EL3 */
+#endif /* defined(__aarch64__) && !JUNO_AARCH32_EL3_RUNTIME */
+
+/*******************************************************************************
+ * FWU Images: NS_BL1U, BL2U & NS_BL2U defines.
+ ******************************************************************************/
+#define BL2U_BASE			BL2_BASE
+#define BL2U_LIMIT			BL2_LIMIT
+
+#define NS_BL2U_BASE			ARM_NS_DRAM1_BASE
+#define NS_BL1U_BASE			(PLAT_ARM_NVM_BASE + UL(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)
+
+/* Priority levels for ARM platforms */
+#define PLAT_RAS_PRI			0x10
+#define PLAT_SDEI_CRITICAL_PRI		0x60
+#define PLAT_SDEI_NORMAL_PRI		0x70
+
+/* ARM platforms use 3 upper bits of secure interrupt priority */
+#define PLAT_PRI_BITS			3
+
+/* SGI used for SDEI signalling */
+#define ARM_SDEI_SGI			ARM_IRQ_SEC_SGI_0
+
+#if SDEI_IN_FCONF
+/* ARM SDEI dynamic private event max count */
+#define ARM_SDEI_DP_EVENT_MAX_CNT	3
+
+/* ARM SDEI dynamic shared event max count */
+#define ARM_SDEI_DS_EVENT_MAX_CNT	3
+#else
+/* ARM SDEI dynamic private event numbers */
+#define ARM_SDEI_DP_EVENT_0		1000
+#define ARM_SDEI_DP_EVENT_1		1001
+#define ARM_SDEI_DP_EVENT_2		1002
+
+/* ARM SDEI dynamic shared event numbers */
+#define ARM_SDEI_DS_EVENT_0		2000
+#define ARM_SDEI_DS_EVENT_1		2001
+#define ARM_SDEI_DS_EVENT_2		2002
+
+#define ARM_SDEI_PRIVATE_EVENTS \
+	SDEI_DEFINE_EVENT_0(ARM_SDEI_SGI), \
+	SDEI_PRIVATE_EVENT(ARM_SDEI_DP_EVENT_0, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC), \
+	SDEI_PRIVATE_EVENT(ARM_SDEI_DP_EVENT_1, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC), \
+	SDEI_PRIVATE_EVENT(ARM_SDEI_DP_EVENT_2, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC)
+
+#define ARM_SDEI_SHARED_EVENTS \
+	SDEI_SHARED_EVENT(ARM_SDEI_DS_EVENT_0, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC), \
+	SDEI_SHARED_EVENT(ARM_SDEI_DS_EVENT_1, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC), \
+	SDEI_SHARED_EVENT(ARM_SDEI_DS_EVENT_2, SDEI_DYN_IRQ, SDEI_MAPF_DYNAMIC)
+#endif /* SDEI_IN_FCONF */
+
+#endif /* ARM_DEF_H */
diff --git a/include/plat/arm/common/arm_dyn_cfg_helpers.h b/include/plat/arm/common/arm_dyn_cfg_helpers.h
new file mode 100644
index 0000000..ff00fe7
--- /dev/null
+++ b/include/plat/arm/common/arm_dyn_cfg_helpers.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2018-2021, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_DYN_CFG_HELPERS_H
+#define ARM_DYN_CFG_HELPERS_H
+
+#include <stddef.h>
+#include <stdint.h>
+
+/* Function declarations */
+int arm_dyn_tb_fw_cfg_init(void *dtb, int *node);
+int arm_set_dtb_mbedtls_heap_info(void *dtb, void *heap_addr,
+	size_t heap_size);
+
+#endif /* ARM_DYN_CFG_HELPERS_H */
diff --git a/include/plat/arm/common/arm_fconf_getter.h b/include/plat/arm/common/arm_fconf_getter.h
new file mode 100644
index 0000000..8fd8c7a
--- /dev/null
+++ b/include/plat/arm/common/arm_fconf_getter.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2019-2020, ARM Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef ARM_FCONF_GETTER
+#define ARM_FCONF_GETTER
+
+#include <assert.h>
+
+#include <lib/fconf/fconf.h>
+
+/* ARM io policies */
+#define arm__io_policies_getter(id) __extension__ ({	\
+	assert((id) < MAX_NUMBER_IDS);			\
+	&policies[id];					\
+})
+
+struct plat_io_policy {
+	uintptr_t *dev_handle;
+	uintptr_t image_spec;
+	int (*check)(const uintptr_t spec);
+};
+
+extern struct plat_io_policy policies[];
+int fconf_populate_arm_io_policies(uintptr_t config);
+
+#endif /* ARM_FCONF_GETTER */
diff --git a/include/plat/arm/common/arm_fconf_io_storage.h b/include/plat/arm/common/arm_fconf_io_storage.h
new file mode 100644
index 0000000..02ee66c
--- /dev/null
+++ b/include/plat/arm/common/arm_fconf_io_storage.h
@@ -0,0 +1,19 @@
+/*
+ * Copyright (c) 2020, ARM Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_FCONF_IO_STORAGE_H
+#define ARM_FCONF_IO_STORAGE_H
+
+#include <stdint.h>
+
+/* IO devices handle */
+extern uintptr_t memmap_dev_handle;
+extern uintptr_t fip_dev_handle;
+
+/* Function declarations */
+int open_fip(const uintptr_t spec);
+int open_memmap(const uintptr_t spec);
+
+#endif /* ARM_FCONF_IO_STORAGE_H */
diff --git a/include/plat/arm/common/arm_pas_def.h b/include/plat/arm/common/arm_pas_def.h
new file mode 100644
index 0000000..c199302
--- /dev/null
+++ b/include/plat/arm/common/arm_pas_def.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2021-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_PAS_DEF_H
+#define ARM_PAS_DEF_H
+
+#include <lib/gpt_rme/gpt_rme.h>
+#include <plat/arm/common/arm_def.h>
+
+/*****************************************************************************
+ * PAS regions used to initialize the Granule Protection Table (GPT)
+ ****************************************************************************/
+
+/*
+ * The PA space is initially mapped in the GPT as follows:
+ *
+ * ============================================================================
+ * Base Addr| Size        |L? GPT|PAS   |Content                 |Comment
+ * ============================================================================
+ * 0GB      | 1GB         |L0 GPT|ANY   |TBROM (EL3 code)        |Fixed mapping
+ *          |             |      |      |TSRAM (EL3 data)        |
+ *          |             |      |      |IO (incl.UARTs & GIC)   |
+ * ----------------------------------------------------------------------------
+ * 1GB      | 1GB         |L0 GPT|ANY   |IO                      |Fixed mapping
+ * ----------------------------------------------------------------------------
+ * 2GB      | 1GB         |L1 GPT|NS    |DRAM (NS Kernel)        |Use T.Descrip
+ * ----------------------------------------------------------------------------
+ * 3GB      |1GB-64MB     |L1 GPT|NS    |DRAM (NS Kernel)        |Use T.Descrip
+ * ----------------------------------------------------------------------------
+ * 4GB-64MB |64MB-32MB    |      |      |                        |
+ *          | -4MB        |L1 GPT|SECURE|DRAM TZC                |Use T.Descrip
+ * ----------------------------------------------------------------------------
+ * 4GB-32MB |             |      |      |                        |
+ * -3MB-1MB |32MB         |L1 GPT|REALM |RMM                     |Use T.Descrip
+ * ----------------------------------------------------------------------------
+ * 4GB-3MB  |             |      |      |                        |
+ * -1MB     |3MB          |L1 GPT|ROOT  |EL3 DRAM data           |Use T.Descrip
+ * ----------------------------------------------------------------------------
+ * 4GB-1MB  |1MB          |L1 GPT|ROOT  |DRAM (L1 GPTs, SCP TZC) |Fixed mapping
+ * ============================================================================
+ *
+ * - 4KB of L0 GPT reside in TSRAM, on top of the CONFIG section.
+ * - ~1MB of L1 GPTs reside at the top of DRAM1 (TZC area).
+ * - The first 1GB region has GPT_GPI_ANY and, therefore, is not protected by
+ *   the GPT.
+ * - The DRAM TZC area is split into three regions: the L1 GPT region and
+ *   3MB of region below that are defined as GPT_GPI_ROOT, 32MB Realm region
+ *   below that is defined as GPT_GPI_REALM and the rest of it is defined as
+ *   GPT_GPI_SECURE.
+ */
+
+/* TODO: This might not be the best way to map the PAS */
+
+/* Device memory 0 to 2GB */
+#define ARM_PAS_1_BASE			(U(0))
+#define ARM_PAS_1_SIZE			((ULL(1)<<31)) /* 2GB */
+
+/* NS memory 2GB to (end - 64MB) */
+#define ARM_PAS_2_BASE			(ARM_PAS_1_BASE + ARM_PAS_1_SIZE)
+#define ARM_PAS_2_SIZE			(ARM_NS_DRAM1_SIZE)
+
+/* Shared area between EL3 and RMM */
+#define ARM_PAS_SHARED_BASE		(ARM_EL3_RMM_SHARED_BASE)
+#define ARM_PAS_SHARED_SIZE		(ARM_EL3_RMM_SHARED_SIZE)
+
+/* Secure TZC region */
+#define ARM_PAS_3_BASE			(ARM_AP_TZC_DRAM1_BASE)
+#define ARM_PAS_3_SIZE			(ARM_AP_TZC_DRAM1_SIZE)
+
+#define ARM_PAS_GPI_ANY			MAP_GPT_REGION(ARM_PAS_1_BASE, \
+						       ARM_PAS_1_SIZE, \
+						       GPT_GPI_ANY)
+#define	ARM_PAS_KERNEL			GPT_MAP_REGION_GRANULE(ARM_PAS_2_BASE, \
+							       ARM_PAS_2_SIZE, \
+							       GPT_GPI_NS)
+
+#define ARM_PAS_SECURE			GPT_MAP_REGION_GRANULE(ARM_PAS_3_BASE, \
+							       ARM_PAS_3_SIZE, \
+							       GPT_GPI_SECURE)
+
+/*
+ * REALM and Shared area share the same PAS, so consider them a single
+ * PAS region to configure in GPT.
+ */
+#define ARM_PAS_REALM			GPT_MAP_REGION_GRANULE(ARM_REALM_BASE, \
+							       (ARM_PAS_SHARED_SIZE + \
+								ARM_REALM_SIZE), \
+							       GPT_GPI_REALM)
+
+#define ARM_PAS_EL3_DRAM		GPT_MAP_REGION_GRANULE(ARM_EL3_TZC_DRAM1_BASE, \
+							       ARM_EL3_TZC_DRAM1_SIZE, \
+							       GPT_GPI_ROOT)
+
+#define	ARM_PAS_GPTS			GPT_MAP_REGION_GRANULE(ARM_L1_GPT_ADDR_BASE, \
+							       ARM_L1_GPT_SIZE, \
+							       GPT_GPI_ROOT)
+
+/* GPT Configuration options */
+#define PLATFORM_L0GPTSZ		GPCCR_L0GPTSZ_30BITS
+
+#endif /* ARM_PAS_DEF_H */
diff --git a/include/plat/arm/common/arm_reclaim_init.ld.S b/include/plat/arm/common/arm_reclaim_init.ld.S
new file mode 100644
index 0000000..788e9ff
--- /dev/null
+++ b/include/plat/arm/common/arm_reclaim_init.ld.S
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_RECLAIM_INIT_LD_S
+#define ARM_RECLAIM_INIT_LD_S
+
+SECTIONS
+{
+        .init __STACKS_START__ : {
+            . = . + PLATFORM_STACK_SIZE;
+            . = ALIGN(PAGE_SIZE);
+            __INIT_CODE_START__ = .;
+	    *(*text.init.*);
+            __INIT_CODE_END__ = .;
+            INIT_CODE_END_ALIGNED = ALIGN(PAGE_SIZE);
+        } >RAM
+
+#ifdef BL31_PROGBITS_LIMIT
+    ASSERT(__INIT_CODE_END__ <= BL31_PROGBITS_LIMIT,
+            "BL31 init has exceeded progbits limit.")
+#endif
+}
+
+#define	ABS		ABSOLUTE
+
+#define STACK_SECTION							\
+	stacks (NOLOAD) : {						\
+		__STACKS_START__ = .;					\
+		*(tzfw_normal_stacks)					\
+		__STACKS_END__ = .;					\
+		/* Allow room for the init section where necessary. */	\
+		OFFSET = ABS(SIZEOF(.init) - (. - __STACKS_START__));	\
+		/* Offset sign */					\
+		SIGN = ABS(OFFSET) & (1 << 63);				\
+		/* Offset mask */					\
+		MASK = ABS(SIGN >> 63) - 1;				\
+		. +=  ABS(OFFSET) & ABS(MASK);				\
+		.  = ALIGN(PAGE_SIZE);					\
+	}
+
+#endif /* ARM_RECLAIM_INIT_LD_S */
diff --git a/include/plat/arm/common/arm_sip_svc.h b/include/plat/arm/common/arm_sip_svc.h
new file mode 100644
index 0000000..025d10e
--- /dev/null
+++ b/include/plat/arm/common/arm_sip_svc.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2016-2019,2021-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef ARM_SIP_SVC_H
+#define ARM_SIP_SVC_H
+
+#include <lib/utils_def.h>
+
+/* SMC function IDs for SiP Service queries */
+
+#define ARM_SIP_SVC_CALL_COUNT		U(0x8200ff00)
+#define ARM_SIP_SVC_UID			U(0x8200ff01)
+/*					U(0x8200ff02) is reserved */
+#define ARM_SIP_SVC_VERSION		U(0x8200ff03)
+
+/* PMF_SMC_GET_TIMESTAMP_32		0x82000010 */
+/* PMF_SMC_GET_TIMESTAMP_64		0xC2000010 */
+
+/* Function ID for requesting state switch of lower EL */
+#define ARM_SIP_SVC_EXE_STATE_SWITCH	U(0x82000020)
+
+/* DEBUGFS_SMC_32			0x82000030U */
+/* DEBUGFS_SMC_64			0xC2000030U */
+
+/*
+ * Arm(R) Ethos(TM)-N NPU SiP SMC function IDs
+ * 0xC2000050-0xC200005F
+ * 0x82000050-0x8200005F
+ */
+
+/* ARM SiP Service Calls version numbers */
+#define ARM_SIP_SVC_VERSION_MAJOR		U(0x0)
+#define ARM_SIP_SVC_VERSION_MINOR		U(0x2)
+
+#endif /* ARM_SIP_SVC_H */
diff --git a/include/plat/arm/common/arm_spm_def.h b/include/plat/arm/common/arm_spm_def.h
new file mode 100644
index 0000000..c43583d
--- /dev/null
+++ b/include/plat/arm/common/arm_spm_def.h
@@ -0,0 +1,103 @@
+/*
+ * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_SPM_DEF_H
+#define ARM_SPM_DEF_H
+
+#include <lib/utils_def.h>
+#include <lib/xlat_tables/xlat_tables_defs.h>
+
+/*
+ * If BL31 is placed in DRAM, place the Secure Partition in DRAM right after the
+ * region used by BL31. If BL31 it is placed in SRAM, put the Secure Partition
+ * at the base of DRAM.
+ */
+#define ARM_SP_IMAGE_BASE		BL32_BASE
+#define ARM_SP_IMAGE_LIMIT		BL32_LIMIT
+/* The maximum size of the S-EL0 payload can be 3MB */
+#define ARM_SP_IMAGE_SIZE		ULL(0x300000)
+
+#ifdef IMAGE_BL2
+/* SPM Payload memory. Mapped as RW in BL2. */
+#define ARM_SP_IMAGE_MMAP		MAP_REGION_FLAT(			\
+						ARM_SP_IMAGE_BASE,		\
+						ARM_SP_IMAGE_SIZE,		\
+						MT_MEMORY | MT_RW | MT_SECURE)
+#endif
+
+#ifdef IMAGE_BL31
+/* SPM Payload memory. Mapped as code in S-EL1 */
+#define ARM_SP_IMAGE_MMAP		MAP_REGION2(				\
+						ARM_SP_IMAGE_BASE,		\
+						ARM_SP_IMAGE_BASE,		\
+						ARM_SP_IMAGE_SIZE,		\
+						MT_CODE | MT_SECURE | MT_USER,	\
+						PAGE_SIZE)
+#endif
+
+/*
+ * Memory shared between EL3 and S-EL0. It is used by EL3 to push data into
+ * S-EL0, so it is mapped with RW permission from EL3 and with RO permission
+ * from S-EL0. Placed after SPM Payload memory.
+ */
+#define PLAT_SPM_BUF_BASE		(ARM_SP_IMAGE_BASE + ARM_SP_IMAGE_SIZE)
+#define PLAT_SPM_BUF_SIZE		ULL(0x100000)
+
+#define ARM_SPM_BUF_EL3_MMAP		MAP_REGION_FLAT(			\
+						PLAT_SPM_BUF_BASE,		\
+						PLAT_SPM_BUF_SIZE,		\
+						MT_RW_DATA | MT_SECURE)
+#define ARM_SPM_BUF_EL0_MMAP		MAP_REGION2(			\
+						PLAT_SPM_BUF_BASE,		\
+						PLAT_SPM_BUF_BASE,		\
+						PLAT_SPM_BUF_SIZE,		\
+						MT_RO_DATA | MT_SECURE | MT_USER,\
+						PAGE_SIZE)
+
+/*
+ * Memory shared between Normal world and S-EL0 for passing data during service
+ * requests. Mapped as RW and NS. Placed after the shared memory between EL3 and
+ * S-EL0.
+ */
+#define PLAT_SP_IMAGE_NS_BUF_BASE	(PLAT_SPM_BUF_BASE + PLAT_SPM_BUF_SIZE)
+#define PLAT_SP_IMAGE_NS_BUF_SIZE	ULL(0x10000)
+#define ARM_SP_IMAGE_NS_BUF_MMAP	MAP_REGION2(				\
+						PLAT_SP_IMAGE_NS_BUF_BASE,	\
+						PLAT_SP_IMAGE_NS_BUF_BASE,	\
+						PLAT_SP_IMAGE_NS_BUF_SIZE,	\
+						MT_RW_DATA | MT_NS | MT_USER,	\
+						PAGE_SIZE)
+
+/*
+ * RW memory, which uses the remaining Trusted DRAM. Placed after the memory
+ * shared between Secure and Non-secure worlds, or after the platform specific
+ * buffers, if defined. First there is the stack memory for all CPUs and then
+ * there is the common heap memory. Both are mapped with RW permissions.
+ */
+#define PLAT_SP_IMAGE_STACK_BASE	PLAT_ARM_SP_IMAGE_STACK_BASE
+#define PLAT_SP_IMAGE_STACK_PCPU_SIZE	ULL(0x2000)
+#define ARM_SP_IMAGE_STACK_TOTAL_SIZE	(PLATFORM_CORE_COUNT *			\
+					 PLAT_SP_IMAGE_STACK_PCPU_SIZE)
+
+#define ARM_SP_IMAGE_HEAP_BASE		(PLAT_SP_IMAGE_STACK_BASE +		\
+					 ARM_SP_IMAGE_STACK_TOTAL_SIZE)
+#define ARM_SP_IMAGE_HEAP_SIZE		(ARM_SP_IMAGE_LIMIT - ARM_SP_IMAGE_HEAP_BASE)
+
+#define ARM_SP_IMAGE_RW_MMAP		MAP_REGION2(				\
+						PLAT_SP_IMAGE_STACK_BASE,	\
+						PLAT_SP_IMAGE_STACK_BASE,	\
+						(ARM_SP_IMAGE_LIMIT -		\
+						 PLAT_SP_IMAGE_STACK_BASE),	\
+						MT_RW_DATA | MT_SECURE | MT_USER,\
+						PAGE_SIZE)
+
+/* Total number of memory regions with distinct properties */
+#define ARM_SP_IMAGE_NUM_MEM_REGIONS	6
+
+/* Cookies passed to the Secure Partition at boot. Not used by ARM platforms. */
+#define PLAT_SPM_COOKIE_0		ULL(0)
+#define PLAT_SPM_COOKIE_1		ULL(0)
+
+#endif /* ARM_SPM_DEF_H */
diff --git a/include/plat/arm/common/arm_tzc_dram.ld.S b/include/plat/arm/common/arm_tzc_dram.ld.S
new file mode 100644
index 0000000..6dcea0b
--- /dev/null
+++ b/include/plat/arm/common/arm_tzc_dram.ld.S
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef ARM_TZC_DRAM_LD_S
+#define ARM_TZC_DRAM_LD_S
+
+#include <lib/xlat_tables/xlat_tables_defs.h>
+
+MEMORY {
+    EL3_SEC_DRAM (rw): ORIGIN = ARM_EL3_TZC_DRAM1_BASE, LENGTH = ARM_EL3_TZC_DRAM1_SIZE
+}
+
+SECTIONS
+{
+	. = ARM_EL3_TZC_DRAM1_BASE;
+	ASSERT(. == ALIGN(PAGE_SIZE),
+	"ARM_EL3_TZC_DRAM_BASE address is not aligned on a page boundary.")
+	el3_tzc_dram (NOLOAD) : ALIGN(PAGE_SIZE) {
+	__EL3_SEC_DRAM_START__ = .;
+	*(arm_el3_tzc_dram)
+	__EL3_SEC_DRAM_UNALIGNED_END__ = .;
+
+	. = ALIGN(PAGE_SIZE);
+	__EL3_SEC_DRAM_END__ = .;
+	} >EL3_SEC_DRAM
+}
+
+#endif /* ARM_TZC_DRAM_LD_S */
diff --git a/include/plat/arm/common/fconf_arm_sp_getter.h b/include/plat/arm/common/fconf_arm_sp_getter.h
new file mode 100644
index 0000000..96ed963
--- /dev/null
+++ b/include/plat/arm/common/fconf_arm_sp_getter.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2020, Arm Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FCONF_ARM_SP_GETTER_H
+#define FCONF_ARM_SP_GETTER_H
+
+#include <common/tbbr/tbbr_img_def.h>
+#include <lib/fconf/fconf.h>
+#include <tools_share/uuid.h>
+
+/* arm_sp getter */
+#define arm__sp_getter(prop)	arm_sp.prop
+
+#define ARM_SP_MAX_SIZE		U(0xb0000)
+#define ARM_SP_OWNER_NAME_LEN	U(8)
+
+struct arm_sp_t {
+	unsigned int		number_of_sp;
+	union uuid_helper_t	uuids[MAX_SP_IDS];
+	uintptr_t		load_addr[MAX_SP_IDS];
+	char			owner[MAX_SP_IDS][ARM_SP_OWNER_NAME_LEN];
+};
+
+int fconf_populate_arm_sp(uintptr_t config);
+
+extern struct arm_sp_t arm_sp;
+
+extern bl_mem_params_node_t sp_mem_params_descs[MAX_SP_IDS];
+
+#endif /* FCONF_ARM_SP_GETTER_H */
diff --git a/include/plat/arm/common/fconf_ethosn_getter.h b/include/plat/arm/common/fconf_ethosn_getter.h
new file mode 100644
index 0000000..5b9a7ed
--- /dev/null
+++ b/include/plat/arm/common/fconf_ethosn_getter.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2021-2022, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FCONF_ETHOSN_GETTER_H
+#define FCONF_ETHOSN_GETTER_H
+
+#include <assert.h>
+#include <stdbool.h>
+
+#include <lib/fconf/fconf.h>
+
+#define hw_config__ethosn_config_getter(prop) ethosn_config.prop
+#define hw_config__ethosn_device_getter(dev_idx) __extension__ ({	\
+	assert(dev_idx < ethosn_config.num_devices);			\
+	&ethosn_config.devices[dev_idx];				\
+})
+
+#define ETHOSN_DEV_NUM_MAX U(2)
+#define ETHOSN_DEV_CORE_NUM_MAX U(8)
+#define ETHOSN_DEV_ASSET_ALLOCATOR_NUM_MAX U(16)
+
+struct ethosn_allocator_t {
+	uint32_t stream_id;
+};
+
+struct ethosn_main_allocator_t {
+	struct ethosn_allocator_t firmware;
+	struct ethosn_allocator_t working_data;
+};
+
+struct ethosn_asset_allocator_t {
+	struct ethosn_allocator_t command_stream;
+	struct ethosn_allocator_t weight_data;
+	struct ethosn_allocator_t buffer_data;
+	struct ethosn_allocator_t intermediate_data;
+};
+
+struct ethosn_core_t {
+	uint64_t addr;
+	struct ethosn_main_allocator_t main_allocator;
+};
+
+struct ethosn_device_t {
+	bool has_reserved_memory;
+	uint32_t num_cores;
+	struct ethosn_core_t cores[ETHOSN_DEV_CORE_NUM_MAX];
+	uint32_t num_allocators;
+	struct ethosn_asset_allocator_t asset_allocators[ETHOSN_DEV_ASSET_ALLOCATOR_NUM_MAX];
+};
+
+struct ethosn_config_t {
+	uint32_t num_devices;
+	struct ethosn_device_t devices[ETHOSN_DEV_NUM_MAX];
+};
+
+int fconf_populate_arm_ethosn(uintptr_t config);
+
+extern struct ethosn_config_t ethosn_config;
+
+#endif /* FCONF_ETHOSN_GETTER_H */
diff --git a/include/plat/arm/common/fconf_nv_cntr_getter.h b/include/plat/arm/common/fconf_nv_cntr_getter.h
new file mode 100644
index 0000000..80a6000
--- /dev/null
+++ b/include/plat/arm/common/fconf_nv_cntr_getter.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (c) 2020, Arm Limited. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FCONF_NV_CNTR_GETTER_H
+#define FCONF_NV_CNTR_GETTER_H
+
+#include <common/nv_cntr_ids.h>
+#include <lib/fconf/fconf.h>
+
+#define cot__nv_cntr_addr_getter(id)		nv_cntr_base_addr[id]
+
+extern uintptr_t nv_cntr_base_addr[MAX_NV_CTR_IDS];
+
+#endif /* FCONF_NV_CNTR_GETTER_H */
diff --git a/include/plat/arm/common/fconf_sdei_getter.h b/include/plat/arm/common/fconf_sdei_getter.h
new file mode 100644
index 0000000..e0a97a6
--- /dev/null
+++ b/include/plat/arm/common/fconf_sdei_getter.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2019-2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FCONF_SDEI_GETTER_H
+#define FCONF_SDEI_GETTER_H
+
+#include <lib/fconf/fconf.h>
+
+#include <platform_def.h>
+
+#define sdei__dyn_config_getter(id)	sdei_dyn_config.id
+
+struct sdei_dyn_config_t {
+	uint32_t private_ev_cnt;
+	int32_t private_ev_nums[PLAT_SDEI_DP_EVENT_MAX_CNT];
+	unsigned int private_ev_intrs[PLAT_SDEI_DP_EVENT_MAX_CNT];
+	unsigned int private_ev_flags[PLAT_SDEI_DP_EVENT_MAX_CNT];
+	uint32_t shared_ev_cnt;
+	int32_t shared_ev_nums[PLAT_SDEI_DS_EVENT_MAX_CNT];
+	unsigned int shared_ev_intrs[PLAT_SDEI_DS_EVENT_MAX_CNT];
+	unsigned int shared_ev_flags[PLAT_SDEI_DS_EVENT_MAX_CNT];
+};
+
+int fconf_populate_sdei_dyn_config(uintptr_t config);
+
+extern struct sdei_dyn_config_t sdei_dyn_config;
+
+#endif /* FCONF_SDEI_GETTER_H */
diff --git a/include/plat/arm/common/fconf_sec_intr_config.h b/include/plat/arm/common/fconf_sec_intr_config.h
new file mode 100644
index 0000000..5d6b594
--- /dev/null
+++ b/include/plat/arm/common/fconf_sec_intr_config.h
@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef FCONF_SEC_INTR_CONFIG_H
+#define FCONF_SEC_INTR_CONFIG_H
+
+#include <lib/fconf/fconf.h>
+
+#include <platform_def.h>
+
+#define hw_config__sec_intr_prop_getter(id)	sec_intr_prop.id
+
+#define SEC_INT_COUNT_MAX U(15)
+
+struct sec_intr_prop_t {
+	interrupt_prop_t descriptor[SEC_INT_COUNT_MAX];
+	uint32_t count;
+};
+
+int fconf_populate_sec_intr_config(uintptr_t config);
+
+extern struct sec_intr_prop_t sec_intr_prop;
+
+#endif /* FCONF_SEC_INTR_CONFIG_H */
diff --git a/include/plat/arm/common/plat_arm.h b/include/plat/arm/common/plat_arm.h
new file mode 100644
index 0000000..6c0d91d
--- /dev/null
+++ b/include/plat/arm/common/plat_arm.h
@@ -0,0 +1,363 @@
+/*
+ * Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef PLAT_ARM_H
+#define PLAT_ARM_H
+
+#include <stdbool.h>
+#include <stdint.h>
+
+#include <drivers/arm/tzc_common.h>
+#include <lib/bakery_lock.h>
+#include <lib/cassert.h>
+#include <lib/el3_runtime/cpu_data.h>
+#include <lib/spinlock.h>
+#include <lib/utils_def.h>
+#include <lib/xlat_tables/xlat_tables_compat.h>
+
+/*******************************************************************************
+ * Forward declarations
+ ******************************************************************************/
+struct meminfo;
+struct image_info;
+struct bl_params;
+
+typedef struct arm_tzc_regions_info {
+	unsigned long long base;
+	unsigned long long end;
+	unsigned int sec_attr;
+	unsigned int nsaid_permissions;
+} arm_tzc_regions_info_t;
+
+/*******************************************************************************
+ * Default mapping definition of the TrustZone Controller for ARM standard
+ * platforms.
+ * Configure:
+ *   - Region 0 with no access;
+ *   - Region 1 with secure access only;
+ *   - the remaining DRAM regions access from the given Non-Secure masters.
+ ******************************************************************************/
+#if SPM_MM
+#define ARM_TZC_REGIONS_DEF						\
+	{ARM_AP_TZC_DRAM1_BASE, ARM_EL3_TZC_DRAM1_END + ARM_L1_GPT_SIZE,\
+		TZC_REGION_S_RDWR, 0},					\
+	{ARM_NS_DRAM1_BASE, ARM_NS_DRAM1_END, ARM_TZC_NS_DRAM_S_ACCESS, \
+		PLAT_ARM_TZC_NS_DEV_ACCESS}, 				\
+	{ARM_DRAM2_BASE, ARM_DRAM2_END, ARM_TZC_NS_DRAM_S_ACCESS,	\
+		PLAT_ARM_TZC_NS_DEV_ACCESS},				\
+	{PLAT_SP_IMAGE_NS_BUF_BASE, (PLAT_SP_IMAGE_NS_BUF_BASE +	\
+		PLAT_SP_IMAGE_NS_BUF_SIZE) - 1, TZC_REGION_S_NONE,	\
+		PLAT_ARM_TZC_NS_DEV_ACCESS}
+
+#elif ENABLE_RME
+#define ARM_TZC_REGIONS_DEF						    \
+	{ARM_AP_TZC_DRAM1_BASE, ARM_AP_TZC_DRAM1_END, TZC_REGION_S_RDWR, 0},\
+	{ARM_EL3_TZC_DRAM1_BASE, ARM_L1_GPT_END, TZC_REGION_S_RDWR, 0},	    \
+	{ARM_NS_DRAM1_BASE, ARM_NS_DRAM1_END, ARM_TZC_NS_DRAM_S_ACCESS,	    \
+		PLAT_ARM_TZC_NS_DEV_ACCESS},				    \
+	/* Realm and Shared area share the same PAS */		    \
+	{ARM_REALM_BASE, ARM_EL3_RMM_SHARED_END, ARM_TZC_NS_DRAM_S_ACCESS,  \
+		PLAT_ARM_TZC_NS_DEV_ACCESS},				    \
+	{ARM_DRAM2_BASE, ARM_DRAM2_END, ARM_TZC_NS_DRAM_S_ACCESS,	    \
+		PLAT_ARM_TZC_NS_DEV_ACCESS}
+
+#else
+#define ARM_TZC_REGIONS_DEF						\
+	{ARM_AP_TZC_DRAM1_BASE, ARM_EL3_TZC_DRAM1_END + ARM_L1_GPT_SIZE,\
+		TZC_REGION_S_RDWR, 0},					\
+	{ARM_NS_DRAM1_BASE, ARM_NS_DRAM1_END, ARM_TZC_NS_DRAM_S_ACCESS, \
+		PLAT_ARM_TZC_NS_DEV_ACCESS},	 			\
+	{ARM_DRAM2_BASE, ARM_DRAM2_END, ARM_TZC_NS_DRAM_S_ACCESS,	\
+		PLAT_ARM_TZC_NS_DEV_ACCESS}
+#endif
+
+#define ARM_CASSERT_MMAP						  \
+	CASSERT((ARRAY_SIZE(plat_arm_mmap) - 1) <= PLAT_ARM_MMAP_ENTRIES, \
+		assert_plat_arm_mmap_mismatch);				  \
+	CASSERT((PLAT_ARM_MMAP_ENTRIES + ARM_BL_REGIONS)		  \
+		<= MAX_MMAP_REGIONS,					  \
+		assert_max_mmap_regions);
+
+void arm_setup_romlib(void);
+
+#if defined(IMAGE_BL31) || (!defined(__aarch64__) && defined(IMAGE_BL32))
+/*
+ * Use this macro to instantiate lock before it is used in below
+ * arm_lock_xxx() macros
+ */
+#define ARM_INSTANTIATE_LOCK	static DEFINE_BAKERY_LOCK(arm_lock)
+#define ARM_LOCK_GET_INSTANCE	(&arm_lock)
+
+#if !HW_ASSISTED_COHERENCY
+#define ARM_SCMI_INSTANTIATE_LOCK	DEFINE_BAKERY_LOCK(arm_scmi_lock)
+#else
+#define ARM_SCMI_INSTANTIATE_LOCK	spinlock_t arm_scmi_lock
+#endif
+#define ARM_SCMI_LOCK_GET_INSTANCE	(&arm_scmi_lock)
+
+/*
+ * These are wrapper macros to the Coherent Memory Bakery Lock API.
+ */
+#define arm_lock_init()		bakery_lock_init(&arm_lock)
+#define arm_lock_get()		bakery_lock_get(&arm_lock)
+#define arm_lock_release()	bakery_lock_release(&arm_lock)
+
+#else
+
+/*
+ * Empty macros for all other BL stages other than BL31 and BL32
+ */
+#define ARM_INSTANTIATE_LOCK	static int arm_lock __unused
+#define ARM_LOCK_GET_INSTANCE	0
+#define arm_lock_init()
+#define arm_lock_get()
+#define arm_lock_release()
+
+#endif /* defined(IMAGE_BL31) || (!defined(__aarch64__) && defined(IMAGE_BL32)) */
+
+#if ARM_RECOM_STATE_ID_ENC
+/*
+ * Macros used to parse state information from State-ID if it is using the
+ * recommended encoding for State-ID.
+ */
+#define ARM_LOCAL_PSTATE_WIDTH		4
+#define ARM_LOCAL_PSTATE_MASK		((1 << ARM_LOCAL_PSTATE_WIDTH) - 1)
+
+/* Macros to construct the composite power state */
+
+/* Make composite power state parameter till power level 0 */
+#if PSCI_EXTENDED_STATE_ID
+
+#define arm_make_pwrstate_lvl0(lvl0_state, pwr_lvl, type) \
+		(((lvl0_state) << PSTATE_ID_SHIFT) | ((type) << PSTATE_TYPE_SHIFT))
+#else
+#define arm_make_pwrstate_lvl0(lvl0_state, pwr_lvl, type) \
+		(((lvl0_state) << PSTATE_ID_SHIFT) | \
+		((pwr_lvl) << PSTATE_PWR_LVL_SHIFT) | \
+		((type) << PSTATE_TYPE_SHIFT))
+#endif /* __PSCI_EXTENDED_STATE_ID__ */
+
+/* Make composite power state parameter till power level 1 */
+#define arm_make_pwrstate_lvl1(lvl1_state, lvl0_state, pwr_lvl, type) \
+		(((lvl1_state) << ARM_LOCAL_PSTATE_WIDTH) | \
+		arm_make_pwrstate_lvl0(lvl0_state, pwr_lvl, type))
+
+/* Make composite power state parameter till power level 2 */
+#define arm_make_pwrstate_lvl2(lvl2_state, lvl1_state, lvl0_state, pwr_lvl, type) \
+		(((lvl2_state) << (ARM_LOCAL_PSTATE_WIDTH * 2)) | \
+		arm_make_pwrstate_lvl1(lvl1_state, lvl0_state, pwr_lvl, type))
+
+#endif /* __ARM_RECOM_STATE_ID_ENC__ */
+
+/* ARM State switch error codes */
+#define STATE_SW_E_PARAM		(-2)
+#define STATE_SW_E_DENIED		(-3)
+
+/* plat_get_rotpk_info() flags */
+#define ARM_ROTPK_REGS_ID		1
+#define ARM_ROTPK_DEVEL_RSA_ID		2
+#define ARM_ROTPK_DEVEL_ECDSA_ID	3
+
+
+/* IO storage utility functions */
+int arm_io_setup(void);
+
+/* Set image specification in IO block policy */
+int arm_set_image_source(unsigned int image_id, const char *part_name,
+			 uintptr_t *dev_handle, uintptr_t *image_spec);
+void arm_set_fip_addr(uint32_t active_fw_bank_idx);
+
+/* Security utility functions */
+void arm_tzc400_setup(uintptr_t tzc_base,
+			const arm_tzc_regions_info_t *tzc_regions);
+struct tzc_dmc500_driver_data;
+void arm_tzc_dmc500_setup(struct tzc_dmc500_driver_data *plat_driver_data,
+			const arm_tzc_regions_info_t *tzc_regions);
+
+/* Console utility functions */
+void arm_console_boot_init(void);
+void arm_console_boot_end(void);
+void arm_console_runtime_init(void);
+void arm_console_runtime_end(void);
+
+/* Systimer utility function */
+void arm_configure_sys_timer(void);
+
+/* PM utility functions */
+int arm_validate_power_state(unsigned int power_state,
+			    psci_power_state_t *req_state);
+int arm_validate_psci_entrypoint(uintptr_t entrypoint);
+int arm_validate_ns_entrypoint(uintptr_t entrypoint);
+void arm_system_pwr_domain_save(void);
+void arm_system_pwr_domain_resume(void);
+int arm_psci_read_mem_protect(int *enabled);
+int arm_nor_psci_write_mem_protect(int val);
+void arm_nor_psci_do_static_mem_protect(void);
+void arm_nor_psci_do_dyn_mem_protect(void);
+int arm_psci_mem_protect_chk(uintptr_t base, u_register_t length);
+
+/* Topology utility function */
+int arm_check_mpidr(u_register_t mpidr);
+
+/* BL1 utility functions */
+void arm_bl1_early_platform_setup(void);
+void arm_bl1_platform_setup(void);
+void arm_bl1_plat_arch_setup(void);
+
+/* BL2 utility functions */
+void arm_bl2_early_platform_setup(uintptr_t fw_config, struct meminfo *mem_layout);
+void arm_bl2_platform_setup(void);
+void arm_bl2_plat_arch_setup(void);
+uint32_t arm_get_spsr_for_bl32_entry(void);
+uint32_t arm_get_spsr_for_bl33_entry(void);
+int arm_bl2_plat_handle_post_image_load(unsigned int image_id);
+int arm_bl2_handle_post_image_load(unsigned int image_id);
+struct bl_params *arm_get_next_bl_params(void);
+
+/* BL2 at EL3 functions */
+void arm_bl2_el3_early_platform_setup(void);
+void arm_bl2_el3_plat_arch_setup(void);
+
+/* BL2U utility functions */
+void arm_bl2u_early_platform_setup(struct meminfo *mem_layout,
+				void *plat_info);
+void arm_bl2u_platform_setup(void);
+void arm_bl2u_plat_arch_setup(void);
+
+/* BL31 utility functions */
+void arm_bl31_early_platform_setup(void *from_bl2, uintptr_t soc_fw_config,
+				uintptr_t hw_config, void *plat_params_from_bl2);
+void arm_bl31_platform_setup(void);
+void arm_bl31_plat_runtime_setup(void);
+void arm_bl31_plat_arch_setup(void);
+
+/* TSP utility functions */
+void arm_tsp_early_platform_setup(void);
+
+/* SP_MIN utility functions */
+void arm_sp_min_early_platform_setup(void *from_bl2, uintptr_t tos_fw_config,
+				uintptr_t hw_config, void *plat_params_from_bl2);
+void arm_sp_min_plat_runtime_setup(void);
+void arm_sp_min_plat_arch_setup(void);
+
+/* FIP TOC validity check */
+bool arm_io_is_toc_valid(void);
+
+/* Utility functions for Dynamic Config */
+void arm_bl2_dyn_cfg_init(void);
+void arm_bl1_set_mbedtls_heap(void);
+int arm_get_mbedtls_heap(void **heap_addr, size_t *heap_size);
+
+#if MEASURED_BOOT
+int arm_set_tos_fw_info(uintptr_t log_addr, size_t log_size);
+int arm_set_nt_fw_info(
+/*
+ * Currently OP-TEE does not support reading DTBs from Secure memory
+ * and this option should be removed when feature is supported.
+ */
+#ifdef SPD_opteed
+			uintptr_t log_addr,
+#endif
+			size_t log_size, uintptr_t *ns_log_addr);
+int arm_set_tb_fw_info(uintptr_t log_addr, size_t log_size);
+int arm_get_tb_fw_info(uint64_t *log_addr, size_t *log_size);
+#endif /* MEASURED_BOOT */
+
+/*
+ * Free the memory storing initialization code only used during an images boot
+ * time so it can be reclaimed for runtime data
+ */
+void arm_free_init_memory(void);
+
+/*
+ * Make the higher level translation tables read-only
+ */
+void arm_xlat_make_tables_readonly(void);
+
+/*
+ * Mandatory functions required in ARM standard platforms
+ */
+unsigned int plat_arm_get_cluster_core_count(u_register_t mpidr);
+void plat_arm_gic_driver_init(void);
+void plat_arm_gic_init(void);
+void plat_arm_gic_cpuif_enable(void);
+void plat_arm_gic_cpuif_disable(void);
+void plat_arm_gic_redistif_on(void);
+void plat_arm_gic_redistif_off(void);
+void plat_arm_gic_pcpu_init(void);
+void plat_arm_gic_save(void);
+void plat_arm_gic_resume(void);
+void plat_arm_security_setup(void);
+void plat_arm_pwrc_setup(void);
+void plat_arm_interconnect_init(void);
+void plat_arm_interconnect_enter_coherency(void);
+void plat_arm_interconnect_exit_coherency(void);
+void plat_arm_program_trusted_mailbox(uintptr_t address);
+bool plat_arm_bl1_fwu_needed(void);
+__dead2 void plat_arm_error_handler(int err);
+__dead2 void plat_arm_system_reset(void);
+
+/*
+ * Optional functions in ARM standard platforms
+ */
+void plat_arm_override_gicr_frames(const uintptr_t *plat_gicr_frames);
+int arm_get_rotpk_info(void *cookie, void **key_ptr, unsigned int *key_len,
+	unsigned int *flags);
+int arm_get_rotpk_info_regs(void **key_ptr, unsigned int *key_len,
+	unsigned int *flags);
+int arm_get_rotpk_info_cc(void **key_ptr, unsigned int *key_len,
+	unsigned int *flags);
+int arm_get_rotpk_info_dev(void **key_ptr, unsigned int *key_len,
+	unsigned int *flags);
+
+#if ARM_PLAT_MT
+unsigned int plat_arm_get_cpu_pe_count(u_register_t mpidr);
+#endif
+
+/*
+ * This function is called after loading SCP_BL2 image and it is used to perform
+ * any platform-specific actions required to handle the SCP firmware.
+ */
+int plat_arm_bl2_handle_scp_bl2(struct image_info *scp_bl2_image_info);
+
+/*
+ * Optional functions required in ARM standard platforms
+ */
+void plat_arm_io_setup(void);
+int plat_arm_get_alt_image_source(
+	unsigned int image_id,
+	uintptr_t *dev_handle,
+	uintptr_t *image_spec);
+unsigned int plat_arm_calc_core_pos(u_register_t mpidr);
+const mmap_region_t *plat_arm_get_mmap(void);
+
+/* Allow platform to override psci_pm_ops during runtime */
+const plat_psci_ops_t *plat_arm_psci_override_pm_ops(plat_psci_ops_t *ops);
+
+/* Execution state switch in ARM platforms */
+int arm_execution_state_switch(unsigned int smc_fid,
+		uint32_t pc_hi,
+		uint32_t pc_lo,
+		uint32_t cookie_hi,
+		uint32_t cookie_lo,
+		void *handle);
+
+/* Optional functions for SP_MIN */
+void plat_arm_sp_min_early_platform_setup(u_register_t arg0, u_register_t arg1,
+			u_register_t arg2, u_register_t arg3);
+
+/* global variables */
+extern plat_psci_ops_t plat_arm_psci_pm_ops;
+extern const mmap_region_t plat_arm_mmap[];
+extern const unsigned int arm_pm_idle_states[];
+
+/* secure watchdog */
+void plat_arm_secure_wdt_start(void);
+void plat_arm_secure_wdt_stop(void);
+
+/* Get SOC-ID of ARM platform */
+uint32_t plat_arm_get_soc_id(void);
+
+#endif /* PLAT_ARM_H */
diff --git a/include/plat/arm/common/smccc_def.h b/include/plat/arm/common/smccc_def.h
new file mode 100644
index 0000000..0f4e573
--- /dev/null
+++ b/include/plat/arm/common/smccc_def.h
@@ -0,0 +1,13 @@
+/*
+ * Copyright (c) 2020-2021, ARM Limited and Contributors. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+#ifndef SMCCC_DEF_H
+#define SMCCC_DEF_H
+
+/* Defines used to retrieve ARM SOC revision */
+#define ARM_SOC_CONTINUATION_CODE	U(0x4)
+#define ARM_SOC_IDENTIFICATION_CODE	U(0x3B)
+
+#endif /* SMCCC_DEF_H */