/* * Copyright (c) 2016, ARM Limited and Contributors. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * Redistributions of source code must retain the above copyright notice, this * list of conditions and the following disclaimer. * * Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * * Neither the name of ARM nor the names of its contributors may be used * to endorse or promote products derived from this software without specific * prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE * POSSIBILITY OF SUCH DAMAGE. */ #ifndef __TZC_DMC500_H__ #define __TZC_DMC500_H__ #include #define SI_STATUS_OFFSET 0x000 #define SI_STATE_CTRL_OFFSET 0x030 #define SI_FLUSH_CTRL_OFFSET 0x034 #define SI_INT_CONTROL_OFFSET 0x048 #define SI_INT_STATUS_OFFSET 0x004 #define SI_TZ_FAIL_ADDRESS_LOW_OFFSET 0x008 #define SI_TZ_FAIL_ADDRESS_HIGH_OFFSET 0x00c #define SI_FAIL_CONTROL_OFFSET 0x010 #define SI_FAIL_ID_OFFSET 0x014 #define SI_INT_CLR_OFFSET 0x04c /* * DMC-500 has 2 system interfaces each having a similar set of regs * to configure each interface. */ #define SI0_BASE 0x0000 #define SI1_BASE 0x0200 /* Bit positions of SIx_SI_STATUS */ #define SI_EMPTY_SHIFT 0x01 #define SI_STALL_ACK_SHIFT 0x00 #define SI_EMPTY_MASK 0x01 #define SI_STALL_ACK_MASK 0x01 /* Bit positions of SIx_SI_INT_STATUS */ #define PMU_REQ_INT_OVERFLOW_STATUS_SHIFT 18 #define FAILED_ACCESS_INT_OVERFLOW_STATUS_SHIFT 16 #define PMU_REQ_INT_STATUS_SHIFT 2 #define FAILED_ACCESS_INT_INFO_TZ_OVERLAP_STATUS_SHIFT 1 #define FAILED_ACCESS_INT_STATUS_SHIFT 0 #define PMU_REQ_INT_OVERFLOW_STATUS_MASK 0x1 #define FAILED_ACCESS_INT_OVERFLOW_STATUS_MASK 0x1 #define PMU_REQ_INT_STATUS_MASK 0x1 #define FAILED_ACCESS_INT_INFO_TZ_OVERLAP_STATUS_MASK 0x1 #define FAILED_ACCESS_INT_STATUS_MASK 0x1 /* Bit positions of SIx_TZ_FAIL_CONTROL */ #define DIRECTION_SHIFT 24 #define NON_SECURE_SHIFT 21 #define PRIVILEGED_SHIFT 20 #define FAILED_ACCESS_INT_INFO_RANK_MASKED_SHIFT 3 #define FAILED_ACCESS_INT_INFO_UNMAPPED_SHIFT 2 #define FAILED_ACCESS_INT_TZ_FAIL_SHIFT 0x1 #define FAILED_ACCESS_INT_INFO_OUTSIDE_DEFAULT_SHIFT 0 #define DIRECTION_MASK 0x1 #define NON_SECURE_MASK 0x1 #define PRIVILEGED_MASK 0x1 #define FAILED_ACCESS_INT_INFO_RANK_MASKED_MASK 0x1 #define FAILED_ACCESS_INT_INFO_UNMAPPED_MASK 0x1 #define FAILED_ACCESS_INT_TZ_FAIL_MASK 1 #define FAILED_ACCESS_INT_INFO_OUTSIDE_DEFAULT_MASK 0x1 /* Bit positions of SIx_FAIL_STATUS */ #define FAIL_ID_VNET_SHIFT 24 #define FAIL_ID_ID_SHIFT 0 #define FAIL_ID_VNET_MASK 0xf #define FAIL_ID_ID_MASK 0xffffff /* Bit positions of SIx_SI_STATE_CONTRL */ #define SI_STALL_REQ_GO 0x0 #define SI_STALL_REQ_STALL 0x1 /* Bit positions of SIx_SI_FLUSH_CONTROL */ #define SI_FLUSH_REQ_INACTIVE 0x0 #define SI_FLUSH_REQ_ACTIVE 0x1 #define SI_FLUSH_REQ_MASK 0x1 /* Bit positions of SIx_SI_INT_CONTROL */ #define PMU_REQ_INT_EN_SHIFT 2 #define OVERLAP_DETECT_INT_EN_SHIFT 1 #define FAILED_ACCESS_INT_EN_SHIFT 0 #define PMU_REQ_INT_EN_MASK 0x1 #define OVERLAP_DETECT_INT_EN_MASK 0x1 #define FAILED_ACCESS_INT_EN_MASK 0x1 #define PMU_REQ_INT_EN 0x1 #define OVERLAP_DETECT_INT_EN 0x1 #define FAILED_ACCESS_INT_EN 0x1 /* Bit positions of SIx_SI_INT_CLR */ #define PMU_REQ_OFLOW_CLR_SHIFT 18 #define FAILED_ACCESS_OFLOW_CLR_SHIFT 16 #define PMU_REQ_INT_CLR_SHIFT 2 #define FAILED_ACCESS_INT_CLR_SHIFT 0 #define PMU_REQ_OFLOW_CLR_MASK 0x1 #define FAILED_ACCESS_OFLOW_CLR_MASK 0x1 #define PMU_REQ_INT_CLR_MASK 0x1 #define FAILED_ACCESS_INT_CLR_MASK 0x1 #define PMU_REQ_OFLOW_CLR 0x1 #define FAILED_ACCESS_OFLOW_CLR 0x1 #define PMU_REQ_INT_CLR 0x1 #define FAILED_ACCESS_INT_CLR 0x1 /* Macro to get the correct base register for a system interface */ #define IFACE_OFFSET(sys_if) ((sys_if) ? SI1_BASE : SI0_BASE) #define MAX_SYS_IF_COUNT 2 #define MAX_REGION_VAL 8 /* DMC-500 supports striping across a max of 4 DMC instances */ #define MAX_DMC_COUNT 4 /* Consist of part_number_1 and part_number_0 */ #define DMC500_PERIPHERAL_ID 0x0450 /* Filter enable bits in a TZC */ #define TZC_DMC500_REGION_ATTR_F_EN_MASK 0x1 /* Length of registers for configuring each region */ #define TZC_DMC500_REGION_SIZE 0x018 #ifndef __ASSEMBLY__ #include /* * Contains the base addresses of all the DMC instances. */ typedef struct tzc_dmc500_driver_data { uintptr_t dmc_base[MAX_DMC_COUNT]; int dmc_count; } tzc_dmc500_driver_data_t; void tzc_dmc500_driver_init(const tzc_dmc500_driver_data_t *plat_driver_data); void tzc_dmc500_configure_region0(tzc_region_attributes_t sec_attr, unsigned int nsaid_permissions); void tzc_dmc500_configure_region(int region_no, unsigned long long region_base, unsigned long long region_top, tzc_region_attributes_t sec_attr, unsigned int nsaid_permissions); void tzc_dmc500_set_action(tzc_action_t action); void tzc_dmc500_config_complete(void); int tzc_dmc500_verify_complete(void); #endif /* __ASSEMBLY__ */ #endif /* __TZC_DMC500_H__ */