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/*
* Copyright (c) 2015-2020, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef CSS_DEF_H
#define CSS_DEF_H
#include <common/interrupt_props.h>
#include <drivers/arm/gic_common.h>
#include <drivers/arm/tzc400.h>
/*************************************************************************
* Definitions common to all ARM Compute SubSystems (CSS)
*************************************************************************/
#define NSROM_BASE 0x1f000000
#define NSROM_SIZE 0x00001000
/* Following covers CSS Peripherals excluding NSROM and NSRAM */
#define CSS_DEVICE_BASE 0x20000000
#define CSS_DEVICE_SIZE 0x0e000000
/* System Security Control Registers */
#define SSC_REG_BASE 0x2a420000
#define SSC_GPRETN (SSC_REG_BASE + 0x030)
/* System ID Registers Unit */
#define SID_REG_BASE 0x2a4a0000
#define SID_SYSTEM_ID_OFFSET 0x40
#define SID_SYSTEM_CFG_OFFSET 0x70
#define SID_NODE_ID_OFFSET 0x60
#define SID_CHIP_ID_MASK 0xFF
#define SID_MULTI_CHIP_MODE_MASK 0x100
#define SID_MULTI_CHIP_MODE_SHIFT 8
/* The slave_bootsecure controls access to GPU, DMC and CS. */
#define CSS_NIC400_SLAVE_BOOTSECURE 8
/* Interrupt handling constants */
#define CSS_IRQ_MHU 69
#define CSS_IRQ_GPU_SMMU_0 71
#define CSS_IRQ_TZC 80
#define CSS_IRQ_TZ_WDOG 86
#define CSS_IRQ_SEC_SYS_TIMER 91
/* MHU register offsets */
#define MHU_CPU_INTR_S_SET_OFFSET 0x308
/*
* Define a list of Group 1 Secure interrupt properties as per GICv3
* terminology. On a GICv2 system or mode, the interrupts will be treated as
* Group 0 interrupts.
*/
#define CSS_G1S_IRQ_PROPS(grp) \
INTR_PROP_DESC(CSS_IRQ_MHU, GIC_HIGHEST_SEC_PRIORITY, grp, \
GIC_INTR_CFG_LEVEL), \
INTR_PROP_DESC(CSS_IRQ_GPU_SMMU_0, GIC_HIGHEST_SEC_PRIORITY, grp, \
GIC_INTR_CFG_LEVEL), \
INTR_PROP_DESC(CSS_IRQ_TZC, GIC_HIGHEST_SEC_PRIORITY, grp, \
GIC_INTR_CFG_LEVEL), \
INTR_PROP_DESC(CSS_IRQ_TZ_WDOG, GIC_HIGHEST_SEC_PRIORITY, grp, \
GIC_INTR_CFG_LEVEL), \
INTR_PROP_DESC(CSS_IRQ_SEC_SYS_TIMER, GIC_HIGHEST_SEC_PRIORITY, grp, \
GIC_INTR_CFG_LEVEL)
#if CSS_USE_SCMI_SDS_DRIVER
/* Memory region for shared data storage */
#define PLAT_ARM_SDS_MEM_BASE ARM_SHARED_RAM_BASE
#define PLAT_ARM_SDS_MEM_SIZE_MAX 0xDC0 /* 3520 bytes */
/*
* The SCMI Channel is placed right after the SDS region
*/
#define CSS_SCMI_PAYLOAD_BASE (PLAT_ARM_SDS_MEM_BASE + PLAT_ARM_SDS_MEM_SIZE_MAX)
#define CSS_SCMI_MHU_DB_REG_OFF MHU_CPU_INTR_S_SET_OFFSET
/* Trusted mailbox base address common to all CSS */
/* If SDS is present, then mailbox is at top of SRAM */
#define PLAT_ARM_TRUSTED_MAILBOX_BASE (ARM_SHARED_RAM_BASE + ARM_SHARED_RAM_SIZE - 0x8)
/* Number of retries for SCP_RAM_READY flag */
#define CSS_SCP_READY_10US_RETRIES 1000000 /* Effective timeout of 10000 ms */
#else
/*
* SCP <=> AP boot configuration
*
* The SCP/AP boot configuration is a 32-bit word located at a known offset from
* the start of the Trusted SRAM.
*
* Note that the value stored at this address is only valid at boot time, before
* the SCP_BL2 image is transferred to SCP.
*/
#define SCP_BOOT_CFG_ADDR PLAT_CSS_SCP_COM_SHARED_MEM_BASE
/* Trusted mailbox base address common to all CSS */
/* If SDS is not present, then the mailbox is at the bottom of SRAM */
#define PLAT_ARM_TRUSTED_MAILBOX_BASE ARM_TRUSTED_SRAM_BASE
#endif /* CSS_USE_SCMI_SDS_DRIVER */
#define CSS_MAP_DEVICE MAP_REGION_FLAT( \
CSS_DEVICE_BASE, \
CSS_DEVICE_SIZE, \
MT_DEVICE | MT_RW | MT_SECURE)
#define CSS_MAP_NSRAM MAP_REGION_FLAT( \
NSRAM_BASE, \
NSRAM_SIZE, \
MT_DEVICE | MT_RW | MT_NS)
#if defined(IMAGE_BL2U)
#define CSS_MAP_SCP_BL2U MAP_REGION_FLAT( \
SCP_BL2U_BASE, \
SCP_BL2U_LIMIT \
- SCP_BL2U_BASE,\
MT_RW_DATA | MT_SECURE)
#endif
/* Platform ID address */
#define SSC_VERSION_OFFSET 0x040
#define SSC_VERSION_CONFIG_SHIFT 28
#define SSC_VERSION_MAJOR_REV_SHIFT 24
#define SSC_VERSION_MINOR_REV_SHIFT 20
#define SSC_VERSION_DESIGNER_ID_SHIFT 12
#define SSC_VERSION_PART_NUM_SHIFT 0x0
#define SSC_VERSION_CONFIG_MASK 0xf
#define SSC_VERSION_MAJOR_REV_MASK 0xf
#define SSC_VERSION_MINOR_REV_MASK 0xf
#define SSC_VERSION_DESIGNER_ID_MASK 0xff
#define SSC_VERSION_PART_NUM_MASK 0xfff
#define SID_SYSTEM_ID_PART_NUM_MASK 0xfff
/* SSC debug configuration registers */
#define SSC_DBGCFG_SET 0x14
#define SSC_DBGCFG_CLR 0x18
#define SPIDEN_INT_CLR_SHIFT 6
#define SPIDEN_SEL_SET_SHIFT 7
#ifndef __ASSEMBLER__
/* SSC_VERSION related accessors */
/* Returns the part number of the platform */
#define GET_SSC_VERSION_PART_NUM(val) \
(((val) >> SSC_VERSION_PART_NUM_SHIFT) & \
SSC_VERSION_PART_NUM_MASK)
/* Returns the configuration number of the platform */
#define GET_SSC_VERSION_CONFIG(val) \
(((val) >> SSC_VERSION_CONFIG_SHIFT) & \
SSC_VERSION_CONFIG_MASK)
#endif /* __ASSEMBLER__ */
/*************************************************************************
* Required platform porting definitions common to all
* ARM Compute SubSystems (CSS)
************************************************************************/
/*
* The loading of SCP images(SCP_BL2 or SCP_BL2U) is done if there
* respective base addresses are defined (i.e SCP_BL2_BASE, SCP_BL2U_BASE).
* Hence, `CSS_LOAD_SCP_IMAGES` needs to be set to 1 if BL2 needs to load
* an SCP_BL2/SCP_BL2U image.
*/
#if CSS_LOAD_SCP_IMAGES
#if ARM_BL31_IN_DRAM
#error "SCP_BL2 is not expected to be loaded by BL2 for ARM_BL31_IN_DRAM config"
#endif
/*
* Load address of SCP_BL2 in CSS platform ports
* SCP_BL2 is loaded to the same place as BL31 but it shouldn't overwrite BL1
* rw data or BL2. Once SCP_BL2 is transferred to the SCP, it is discarded and
* BL31 is loaded over the top.
*/
#define SCP_BL2_BASE (BL2_BASE - PLAT_CSS_MAX_SCP_BL2_SIZE)
#define SCP_BL2_LIMIT BL2_BASE
#define SCP_BL2U_BASE (BL2_BASE - PLAT_CSS_MAX_SCP_BL2U_SIZE)
#define SCP_BL2U_LIMIT BL2_BASE
#endif /* CSS_LOAD_SCP_IMAGES */
/* Load address of Non-Secure Image for CSS platform ports */
#define PLAT_ARM_NS_IMAGE_BASE U(0xE0000000)
/* TZC related constants */
#define PLAT_ARM_TZC_FILTERS TZC_400_REGION_ATTR_FILTER_BIT_ALL
/*
* Parsing of CPU and Cluster states, as returned by 'Get CSS Power State' SCP
* command
*/
#define CSS_CLUSTER_PWR_STATE_ON 0
#define CSS_CLUSTER_PWR_STATE_OFF 3
#define CSS_CPU_PWR_STATE_ON 1
#define CSS_CPU_PWR_STATE_OFF 0
#define CSS_CPU_PWR_STATE(state, n) (((state) >> (n)) & 1)
#endif /* CSS_DEF_H */