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  •  * Copyright (c) 2015-2019, ARM Limited and Contributors. All rights reserved.
    
     *
     * SPDX-License-Identifier: BSD-3-Clause
     */
    
    #ifndef PLATFORM_DEF_H
    #define PLATFORM_DEF_H
    
    #include <arch.h>
    
    #include <drivers/arm/gic_common.h>
    #include <lib/utils_def.h>
    #include <plat/common/common_def.h>
    
    
    #include "../stm32mp1_def.h"
    
    /*******************************************************************************
     * Generic platform constants
     ******************************************************************************/
    
    /* Size of cacheable stacks */
    
    #if defined(IMAGE_BL32)
    #define PLATFORM_STACK_SIZE		0x600
    #else
    
    #define PLATFORM_STACK_SIZE		0xC00
    
    
    /* SSBL = second stage boot loader */
    #define BL33_IMAGE_NAME			"ssbl"
    
    #define BL33_BINARY_TYPE		U(0x0)
    
    
    #define STM32MP1_PRIMARY_CPU		U(0x0)
    
    #define STM32MP1_SECONDARY_CPU		U(0x1)
    
    
    #define PLATFORM_CLUSTER_COUNT		ULL(1)
    #define PLATFORM_CLUSTER0_CORE_COUNT	U(2)
    #define PLATFORM_CLUSTER1_CORE_COUNT	U(0)
    #define PLATFORM_CORE_COUNT		(PLATFORM_CLUSTER1_CORE_COUNT + \
    					 PLATFORM_CLUSTER0_CORE_COUNT)
    #define PLATFORM_MAX_CPUS_PER_CLUSTER	2
    
    
    #define MAX_IO_DEVICES			U(4)
    #define MAX_IO_HANDLES			U(4)
    #define MAX_IO_BLOCK_DEVICES		U(1)
    
    
    /*******************************************************************************
     * BL2 specific defines.
     ******************************************************************************/
    /*
     * Put BL2 just below BL3-1. BL2_BASE is calculated using the current BL2 debug
     * size plus a little space for growth.
     */
    #define BL2_BASE			STM32MP1_BL2_BASE
    #define BL2_LIMIT			(STM32MP1_BL2_BASE + \
    					 STM32MP1_BL2_SIZE)
    
    /*******************************************************************************
     * BL32 specific defines.
     ******************************************************************************/
    #define BL32_BASE			STM32MP1_BL32_BASE
    #define BL32_LIMIT			(STM32MP1_BL32_BASE + \
    					 STM32MP1_BL32_SIZE)
    
    /*******************************************************************************
     * BL33 specific defines.
     ******************************************************************************/
    #define BL33_BASE			STM32MP1_BL33_BASE
    
    /*
     * Load address of BL33 for this platform port
     */
    #define PLAT_STM32MP1_NS_IMAGE_OFFSET	BL33_BASE
    
    /*******************************************************************************
     * DTB specific defines.
     ******************************************************************************/
    #define DTB_BASE			STM32MP1_DTB_BASE
    #define DTB_LIMIT			(STM32MP1_DTB_BASE + \
    					 STM32MP1_DTB_SIZE)
    
    /*******************************************************************************
     * Platform specific page table and MMU setup constants
     ******************************************************************************/
    
    #define PLAT_PHY_ADDR_SPACE_SIZE	(ULL(1) << 32)
    #define PLAT_VIRT_ADDR_SPACE_SIZE	(ULL(1) << 32)
    
    
    /*******************************************************************************
     * Declarations and constants to access the mailboxes safely. Each mailbox is
     * 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. Such alignment ensures that two maiboxes do not sit on the same cache
     * line at any cache level. They could belong to different cpus/clusters &
     * get written while being protected by different locks causing corruption of
     * a valid mailbox address.
     ******************************************************************************/
    #define CACHE_WRITEBACK_SHIFT		6
    #define CACHE_WRITEBACK_GRANULE		(U(1) << CACHE_WRITEBACK_SHIFT)
    
    /*
     * Secure Interrupt: based on the standard ARM mapping
     */
    #define ARM_IRQ_SEC_PHY_TIMER		U(29)
    
    #define ARM_IRQ_SEC_SGI_0		U(8)
    #define ARM_IRQ_SEC_SGI_1		U(9)
    #define ARM_IRQ_SEC_SGI_2		U(10)
    #define ARM_IRQ_SEC_SGI_3		U(11)
    #define ARM_IRQ_SEC_SGI_4		U(12)
    #define ARM_IRQ_SEC_SGI_5		U(13)
    #define ARM_IRQ_SEC_SGI_6		U(14)
    #define ARM_IRQ_SEC_SGI_7		U(15)
    
    #define STM32MP1_IRQ_TZC400		U(36)
    #define STM32MP1_IRQ_TAMPSERRS		U(229)
    #define STM32MP1_IRQ_AXIERRIRQ		U(244)
    
    /*
     * 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 PLATFORM_G1S_PROPS(grp) \
    	INTR_PROP_DESC(ARM_IRQ_SEC_PHY_TIMER,		\
    		       GIC_HIGHEST_SEC_PRIORITY,	\
    		       grp, GIC_INTR_CFG_LEVEL),	\
    	INTR_PROP_DESC(STM32MP1_IRQ_AXIERRIRQ,		\
    		       GIC_HIGHEST_SEC_PRIORITY,	\
    		       grp, GIC_INTR_CFG_LEVEL),	\
    	INTR_PROP_DESC(STM32MP1_IRQ_TZC400,		\
    		       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 PLATFORM_G0_PROPS(grp) \
    	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_0,		\
    		       GIC_HIGHEST_SEC_PRIORITY,	\
    		       grp, GIC_INTR_CFG_EDGE),		\
    	INTR_PROP_DESC(ARM_IRQ_SEC_SGI_6,		\
    		       GIC_HIGHEST_SEC_PRIORITY,	\
    		       grp, GIC_INTR_CFG_EDGE)
    
    /*
     * Power
     */
    #define PLAT_MAX_PWR_LVL	U(1)
    
    /* 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 power-down. Valid for CPU and cluster power domains */
    #define ARM_LOCAL_STATE_OFF	U(2)
    /*
     * 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
    
    /*******************************************************************************
     * Size of the per-cpu data in bytes that should be reserved in the generic
     * per-cpu data structure for the FVP port.
     ******************************************************************************/
    #define PLAT_PCPU_DATA_SIZE	2
    
    #endif /* PLATFORM_DEF_H */