/* * Copyright (c) 2015-2023, Arm Limited and Contributors. All rights reserved. * * SPDX-License-Identifier: BSD-3-Clause */ #ifndef CSS_DEF_H #define CSS_DEF_H #include #include #include /************************************************************************* * 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_INT_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_SEC_SYS_TIMER, GIC_HIGHEST_SEC_PRIORITY, grp, \ GIC_INTR_CFG_LEVEL) #define CSS_G1S_IRQ_PROPS(grp) \ CSS_G1S_INT_PROPS(grp), \ INTR_PROP_DESC(CSS_IRQ_TZ_WDOG, 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 SPNIDEN_INT_CLR_SHIFT 4 #define SPNIDEN_SEL_SET_SHIFT 5 #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) /* * 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 */