/* SPDX-License-Identifier: BSD-2-Clause */ /* * Copyright 2017 NXP * All rights reserved. * * Peng Fan * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * * 2. 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. * * 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 __DRIVERS_TZC380_H #define __DRIVERS_TZC380_H #include #include #include #include #include #define TZC400_REG_SIZE U(0x1000) #define BUILD_CONFIG_OFF U(0x000) #define ACTION_OFF U(0x004) #define LOCKDOWN_RANGE_OFF U(0x008) #define LOCKDOWN_SELECT_OFF U(0x00C) #define INT_STATUS U(0x010) #define INT_CLEAR U(0x014) #define FAIL_ADDRESS_LOW_OFF U(0x020) #define FAIL_ADDRESS_HIGH_OFF U(0x024) #define FAIL_CONTROL_OFF U(0x028) #define FAIL_ID U(0x02c) #define SPECULATION_CTRL_OFF U(0x030) #define SECURITY_INV_EN_OFF U(0x034) #define REGION_SETUP_LOW_OFF(n) (U(0x100) + (n) * U(0x10)) #define REGION_SETUP_HIGH_OFF(n) (U(0x104) + (n) * U(0x10)) #define REGION_ATTRIBUTES_OFF(n) (U(0x108) + (n) * U(0x10)) /* ID Registers */ #define PID0_OFF U(0xfe0) #define PID1_OFF U(0xfe4) #define PID2_OFF U(0xfe8) #define PID3_OFF U(0xfec) #define PID4_OFF U(0xfd0) #define CID0_OFF U(0xff0) #define CID1_OFF U(0xff4) #define CID2_OFF U(0xff8) #define CID3_OFF U(0xffc) #define BUILD_CONFIG_AW_SHIFT U(8) #define BUILD_CONFIG_AW_MASK U(0x3f) #define BUILD_CONFIG_NR_SHIFT U(0) #define BUILD_CONFIG_NR_MASK U(0xf) #define ACTION_RV_SHIFT U(0) #define ACTION_RV_MASK U(0x3) #define ACTION_RV_LOWOK U(0x0) #define ACTION_RV_LOWERR U(0x1) #define ACTION_RV_HIGHOK U(0x2) #define ACTION_RV_HIGHERR U(0x3) /* Speculation is enabled by default. */ #define SPECULATION_CTRL_WRITE_DISABLE BIT(1) #define SPECULATION_CTRL_READ_DISABLE BIT(0) #define INT_STATUS_OVERRUN_SHIFT U(1) #define INT_STATUS_OVERRUN_MASK U(0x1) #define INT_STATUS_STATUS_SHIFT U(0) #define INT_STATUS_STATUS_MASK U(0x1) #define INT_CLEAR_CLEAR_SHIFT U(0) #define INT_CLEAR_CLEAR_MASK U(0x1) #define TZC380_COMPONENT_ID U(0xb105f00d) #define TZC380_PERIPH_ID_LOW U(0x001bb380) #define TZC380_PERIPH_ID_HIGH U(0x00000004) /******************************************************************************* * Function & variable prototypes ******************************************************************************/ /* * What type of action is expected when an access violation occurs. * The memory requested is zeroed. But we can also raise and event to * let the system know it happened. * We can raise an interrupt(INT) and/or cause an exception(ERR). * TZC_ACTION_NONE - No interrupt, no Exception * TZC_ACTION_ERR - No interrupt, raise exception -> sync external * data abort * TZC_ACTION_INT - Raise interrupt, no exception * TZC_ACTION_ERR_INT - Raise interrupt, raise exception -> sync * external data abort */ enum tzc_action { TZC_ACTION_NONE = 0, TZC_ACTION_ERR = 1, TZC_ACTION_INT = 2, TZC_ACTION_ERR_INT = (TZC_ACTION_ERR | TZC_ACTION_INT) }; #define TZC_SP_NS_W BIT(0) #define TZC_SP_NS_R BIT(1) #define TZC_SP_S_W BIT(2) #define TZC_SP_S_R BIT(3) #define TZC_ATTR_SP_SHIFT U(28) #define TZC_ATTR_SP_MASK GENMASK_32(31, 28) #define TZC_ATTR_SP_ALL SHIFT_U32(TZC_SP_S_W | TZC_SP_S_R | \ TZC_SP_NS_W | TZC_SP_NS_R, \ TZC_ATTR_SP_SHIFT) #define TZC_ATTR_SP_S_RW SHIFT_U32(TZC_SP_S_W | TZC_SP_S_R, \ TZC_ATTR_SP_SHIFT) #define TZC_ATTR_SP_NS_RW SHIFT_U32(TZC_SP_NS_W | TZC_SP_NS_R, \ TZC_ATTR_SP_SHIFT) #define TZC_REGION_SIZE_32K U(0xe) #define TZC_REGION_SIZE_64K U(0xf) #define TZC_REGION_SIZE_128K U(0x10) #define TZC_REGION_SIZE_256K U(0x11) #define TZC_REGION_SIZE_512K U(0x12) #define TZC_REGION_SIZE_1M U(0x13) #define TZC_REGION_SIZE_2M U(0x14) #define TZC_REGION_SIZE_4M U(0x15) #define TZC_REGION_SIZE_8M U(0x16) #define TZC_REGION_SIZE_16M U(0x17) #define TZC_REGION_SIZE_32M U(0x18) #define TZC_REGION_SIZE_64M U(0x19) #define TZC_REGION_SIZE_128M U(0x1a) #define TZC_REGION_SIZE_256M U(0x1b) #define TZC_REGION_SIZE_512M U(0x1c) #define TZC_REGION_SIZE_1G U(0x1d) #define TZC_REGION_SIZE_2G U(0x1e) #define TZC_REGION_SIZE_4G U(0x1f) #define TZC_REGION_SIZE_8G U(0x20) #define TZC_REGION_SIZE_16G U(0x21) #define TZC_REGION_SIZE_32G U(0x22) #define TZC_REGION_SIZE_64G U(0x23) #define TZC_REGION_SIZE_128G U(0x24) #define TZC_REGION_SIZE_256G U(0x25) #define TZC_REGION_SIZE_512G U(0x26) #define TZC_REGION_SIZE_1T U(0x27) #define TZC_REGION_SIZE_2T U(0x28) #define TZC_REGION_SIZE_4T U(0x29) #define TZC_REGION_SIZE_8T U(0x2a) #define TZC_REGION_SIZE_16T U(0x2b) #define TZC_REGION_SIZE_32T U(0x2c) #define TZC_REGION_SIZE_64T U(0x2d) #define TZC_REGION_SIZE_128T U(0x2e) #define TZC_REGION_SIZE_256T U(0x2f) #define TZC_REGION_SIZE_512T U(0x30) #define TZC_REGION_SIZE_1P U(0x31) #define TZC_REGION_SIZE_2P U(0x32) #define TZC_REGION_SIZE_4P U(0x33) #define TZC_REGION_SIZE_8P U(0x34) #define TZC_REGION_SIZE_16P U(0x35) #define TZC_REGION_SIZE_32P U(0x36) #define TZC_REGION_SIZE_64P U(0x37) #define TZC_REGION_SIZE_128P U(0x38) #define TZC_REGION_SIZE_256P U(0x39) #define TZC_REGION_SIZE_512P U(0x3a) #define TZC_REGION_SIZE_1E U(0x3b) #define TZC_REGION_SIZE_2E U(0x3c) #define TZC_REGION_SIZE_4E U(0x3d) #define TZC_REGION_SIZE_8E U(0x3e) #define TZC_REGION_SIZE_16E U(0x3f) #define TZC_REGION_SIZE_SHIFT U(0x1) #define TZC_REGION_SIZE_MASK GENMASK_32(6, 1) #define TZC_ATTR_REGION_SIZE(s) SHIFT_U32(s, TZC_REGION_SIZE_SHIFT) #define TZC_SUBREGION_DIS_SHIFT U(8) #define TZC_SUBREGION_DIS_MASK GENMASK_32(15, 8) #define TZC_ATTR_SUBREGION_DIS(subreg) \ (BIT((subreg) + TZC_SUBREGION_DIS_SHIFT) & \ TZC_SUBREGION_DIS_MASK) #define TZC_ATTR_REGION_EN_SHIFT U(0x0) #define TZC_ATTR_REGION_EN_MASK U(0x1) #define TZC_ATTR_REGION_EN #define TZC_ATTR_REGION_ENABLE U(0x1) #define TZC_ATTR_REGION_DISABLE U(0x0) #define LOCKDOWN_RANGE_ENABLE BIT(31) #define LOCKDOWN_SELECT_RANGE_ENABLE BIT(0) void tzc_init(vaddr_t base); void tzc_configure_region(uint8_t region, vaddr_t region_base, uint32_t attr); void tzc_region_enable(uint8_t region); void tzc_security_inversion_en(vaddr_t base); void tzc_set_action(enum tzc_action action); uint32_t tzc_get_action(void); void tzc_fail_dump(void); void tzc_int_clear(void); int tzc_auto_configure(vaddr_t addr, vaddr_t rsize, uint32_t attr, uint8_t region); TEE_Result tzc_regions_lockdown(void); #if TRACE_LEVEL >= TRACE_DEBUG void tzc_dump_state(void); #else static inline void tzc_dump_state(void) { } #endif #endif /* __DRIVERS_TZC400_H */