/** ****************************************************************************** * @file partition_stm32l552xx.h * @author MCD Application Team * @brief CMSIS STM32L552xx Device Initial Setup for Secure / Non-Secure Zones * for ARMCM33 based on CMSIS CORE V5.3.1 partition_ARMCM33.h Template. * * This file contains: * - Initialize Security Attribution Unit (SAU) CTRL register * - Setup behavior of Sleep and Exception Handling * - Setup behavior of Floating Point Unit * - Setup Interrupt Target * ****************************************************************************** * @attention * * Copyright (c) 2019 STMicroelectronics. * All rights reserved. * * This software is licensed under terms that can be found in the LICENSE file * in the root directory of this software component. * If no LICENSE file comes with this software, it is provided AS-IS. * ****************************************************************************** */ #ifndef PARTITION_STM32L552XX_H #define PARTITION_STM32L552XX_H /* //-------- <<< Use Configuration Wizard in Context Menu >>> ----------------- */ /* // Initialize Security Attribution Unit (SAU) CTRL register */ #define SAU_INIT_CTRL 1 /* // Enable SAU // Value for SAU->CTRL register bit ENABLE */ #define SAU_INIT_CTRL_ENABLE 1 /* // When SAU is disabled // <0=> All Memory is Secure // <1=> All Memory is Non-Secure // Value for SAU->CTRL register bit ALLNS // When all Memory is Non-Secure (ALLNS is 1), IDAU can override memory map configuration. */ #define SAU_INIT_CTRL_ALLNS 0 /* // */ /* // Initialize Security Attribution Unit (SAU) Address Regions // SAU configuration specifies regions to be one of: // - Secure and Non-Secure Callable // - Non-Secure // Note: All memory regions not configured by SAU are Secure */ #define SAU_REGIONS_MAX 8 /* Max. number of SAU regions */ /* // Initialize SAU Region 0 // Setup SAU Region 0 memory attributes */ #define SAU_INIT_REGION0 1 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START0 0x0C03E000 /* start address of SAU region 0 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END0 0x0C03FFFF /* end address of SAU region 0 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC0 1 /* // */ /* // Initialize SAU Region 1 // Setup SAU Region 1 memory attributes */ #define SAU_INIT_REGION1 1 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START1 0x08040000 /* start address of SAU region 1 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END1 0x0807FFFF /* end address of SAU region 1 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC1 0 /* // */ /* // Initialize SAU Region 2 // Setup SAU Region 2 memory attributes */ #define SAU_INIT_REGION2 1 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START2 0x20018000 /* start address of SAU region 2 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END2 0x2003FFFF /* end address of SAU region 2 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC2 0 /* // */ /* // Initialize SAU Region 3 // Setup SAU Region 3 memory attributes */ #define SAU_INIT_REGION3 1 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START3 0x40000000 /* start address of SAU region 3 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END3 0x4FFFFFFF /* end address of SAU region 3 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC3 0 /* // */ /* // Initialize SAU Region 4 // Setup SAU Region 4 memory attributes */ #define SAU_INIT_REGION4 1 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START4 0x60000000 /* start address of SAU region 4 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END4 0x9FFFFFFF /* end address of SAU region 4 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC4 0 /* // */ /* // Initialize SAU Region 5 // Setup SAU Region 5 memory attributes */ #define SAU_INIT_REGION5 1 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START5 0x0BF90000 /* start address of SAU region 5 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END5 0x0BFA8FFF /* end address of SAU region 5 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC5 0 /* // */ /* // Initialize SAU Region 6 // Setup SAU Region 6 memory attributes */ #define SAU_INIT_REGION6 0 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START6 0x00000000 /* start address of SAU region 6 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END6 0x00000000 /* end address of SAU region 6 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC6 0 /* // */ /* // Initialize SAU Region 7 // Setup SAU Region 7 memory attributes */ #define SAU_INIT_REGION7 0 /* // Start Address <0-0xFFFFFFE0> */ #define SAU_INIT_START7 0x00000000 /* start address of SAU region 7 */ /* // End Address <0x1F-0xFFFFFFFF> */ #define SAU_INIT_END7 0x00000000 /* end address of SAU region 7 */ /* // Region is // <0=>Non-Secure // <1=>Secure, Non-Secure Callable */ #define SAU_INIT_NSC7 0 /* // */ /* // */ /* // Setup behaviour of Sleep and Exception Handling */ #define SCB_CSR_AIRCR_INIT 0 /* // Deep Sleep can be enabled by // <0=>Secure and Non-Secure state // <1=>Secure state only // Value for SCB->CSR register bit DEEPSLEEPS */ #define SCB_CSR_DEEPSLEEPS_VAL 0 /* // System reset request accessible from // <0=> Secure and Non-Secure state // <1=> Secure state only // Value for SCB->AIRCR register bit SYSRESETREQS */ #define SCB_AIRCR_SYSRESETREQS_VAL 0 /* // Priority of Non-Secure exceptions is // <0=> Not altered // <1=> Lowered to 0x04-0x07 // Value for SCB->AIRCR register bit PRIS */ #define SCB_AIRCR_PRIS_VAL 0 /* // BusFault, HardFault, and NMI target // <0=> Secure state // <1=> Non-Secure state // Value for SCB->AIRCR register bit BFHFNMINS */ #define SCB_AIRCR_BFHFNMINS_VAL 0 /* // */ /* // Setup behaviour of Floating Point Unit */ #define TZ_FPU_NS_USAGE 1 /* // Floating Point Unit usage // <0=> Secure state only // <3=> Secure and Non-Secure state // Value for SCB->NSACR register bits CP10, CP11 */ #define SCB_NSACR_CP10_11_VAL 3 /* // Treat floating-point registers as Secure // <0=> Disabled // <1=> Enabled // Value for FPU->FPCCR register bit TS */ #define FPU_FPCCR_TS_VAL 0 /* // Clear on return (CLRONRET) accessibility // <0=> Secure and Non-Secure state // <1=> Secure state only // Value for FPU->FPCCR register bit CLRONRETS */ #define FPU_FPCCR_CLRONRETS_VAL 0 /* // Clear floating-point caller saved registers on exception return // <0=> Disabled // <1=> Enabled // Value for FPU->FPCCR register bit CLRONRET */ #define FPU_FPCCR_CLRONRET_VAL 1 /* // */ /* // Setup Interrupt Target */ /* // Initialize ITNS 0 (Interrupts 0..31) */ #define NVIC_INIT_ITNS0 1 /* // Interrupts 0..31 // WWDG_IRQn <0=> Secure state <1=> Non-Secure state // PVD_PVM_IRQn <0=> Secure state <1=> Non-Secure state // RTC_IRQn <0=> Secure state <1=> Non-Secure state // RTC_S_IRQn <0=> Secure state <1=> Non-Secure state // TAMP_IRQn <0=> Secure state <1=> Non-Secure state // TAMP_S_IRQn <0=> Secure state <1=> Non-Secure state // FLASH_IRQn <0=> Secure state <1=> Non-Secure state // FLASH_S_IRQn <0=> Secure state <1=> Non-Secure state // GTZC_IRQn <0=> Secure state <1=> Non-Secure state // RCC_IRQn <0=> Secure state <1=> Non-Secure state // RCC_S_IRQn <0=> Secure state <1=> Non-Secure state // EXTI0_IRQn <0=> Secure state <1=> Non-Secure state // EXTI1_IRQn <0=> Secure state <1=> Non-Secure state // EXTI2_IRQn <0=> Secure state <1=> Non-Secure state // EXTI3_IRQn <0=> Secure state <1=> Non-Secure state // EXTI4_IRQn <0=> Secure state <1=> Non-Secure state // EXTI5_IRQn <0=> Secure state <1=> Non-Secure state // EXTI6_IRQn <0=> Secure state <1=> Non-Secure state // EXTI7_IRQn <0=> Secure state <1=> Non-Secure state // EXTI8_IRQn <0=> Secure state <1=> Non-Secure state // EXTI9_IRQn <0=> Secure state <1=> Non-Secure state // EXTI10_IRQn <0=> Secure state <1=> Non-Secure state // EXTI11_IRQn <0=> Secure state <1=> Non-Secure state // EXTI12_IRQn <0=> Secure state <1=> Non-Secure state // EXTI13_IRQn <0=> Secure state <1=> Non-Secure state // EXTI14_IRQn <0=> Secure state <1=> Non-Secure state // EXTI15_IRQn <0=> Secure state <1=> Non-Secure state // DMAMUX1_IRQn <0=> Secure state <1=> Non-Secure state // DMAMUX1_S_IRQn <0=> Secure state <1=> Non-Secure state // DMA1_Channel1_IRQn <0=> Secure state <1=> Non-Secure state // DMA1_Channel2_IRQn <0=> Secure state <1=> Non-Secure state // DMA1_Channel3_IRQn <0=> Secure state <1=> Non-Secure state */ #define NVIC_INIT_ITNS0_VAL 0x00000000 /* // */ /* // Initialize ITNS 1 (Interrupts 32..63) */ #define NVIC_INIT_ITNS1 1 /* // Interrupts 32..63 // DMA1_Channel4_IRQn <0=> Secure state <1=> Non-Secure state // DMA1_Channel5_IRQn <0=> Secure state <1=> Non-Secure state // DMA1_Channel6_IRQn <0=> Secure state <1=> Non-Secure state // DMA1_Channel7_IRQn <0=> Secure state <1=> Non-Secure state // DMA1_Channel8_IRQn <0=> Secure state <1=> Non-Secure state // ADC1_2_IRQn <0=> Secure state <1=> Non-Secure state // DAC_IRQn <0=> Secure state <1=> Non-Secure state // FDCAN1_IT0_IRQn <0=> Secure state <1=> Non-Secure state // FDCAN1_IT1_IRQn <0=> Secure state <1=> Non-Secure state // TIM1_BRK_IRQn <0=> Secure state <1=> Non-Secure state // TIM1_UP_IRQn <0=> Secure state <1=> Non-Secure state // TIM1_TRG_COM_IRQn <0=> Secure state <1=> Non-Secure state // TIM1_CC_IRQn <0=> Secure state <1=> Non-Secure state // TIM2_IRQn <0=> Secure state <1=> Non-Secure state // TIM3_IRQn <0=> Secure state <1=> Non-Secure state // TIM4_IRQn <0=> Secure state <1=> Non-Secure state // TIM5_IRQn <0=> Secure state <1=> Non-Secure state // TIM6_IRQn <0=> Secure state <1=> Non-Secure state // TIM7_IRQn <0=> Secure state <1=> Non-Secure state // TIM8_BRK_IRQn <0=> Secure state <1=> Non-Secure state // TIM8_UP_IRQn <0=> Secure state <1=> Non-Secure state // TIM8_TRG_COM_IRQn <0=> Secure state <1=> Non-Secure state // TIM8_CC_IRQn <0=> Secure state <1=> Non-Secure state // I2C1_EV_IRQn <0=> Secure state <1=> Non-Secure state // I2C1_ER_IRQn <0=> Secure state <1=> Non-Secure state // I2C2_EV_IRQn <0=> Secure state <1=> Non-Secure state // I2C2_ER_IRQn <0=> Secure state <1=> Non-Secure state // SPI1_IRQn <0=> Secure state <1=> Non-Secure state // SPI2_IRQn <0=> Secure state <1=> Non-Secure state // USART1_IRQn <0=> Secure state <1=> Non-Secure state // USART2_IRQn <0=> Secure state <1=> Non-Secure state // USART3_IRQn <0=> Secure state <1=> Non-Secure state */ #define NVIC_INIT_ITNS1_VAL 0x00000000 /* // */ /* // Initialize ITNS 2 (Interrupts 64..95) */ #define NVIC_INIT_ITNS2 1 /* // Interrupts 64..95 // UART4_IRQn <0=> Secure state <1=> Non-Secure state // UART5_IRQn <0=> Secure state <1=> Non-Secure state // LPUART1_IRQn <0=> Secure state <1=> Non-Secure state // LPTIM1_IRQn <0=> Secure state <1=> Non-Secure state // LPTIM2_IRQn <0=> Secure state <1=> Non-Secure state // TIM15_IRQn <0=> Secure state <1=> Non-Secure state // TIM16_IRQn <0=> Secure state <1=> Non-Secure state // TIM17_IRQn <0=> Secure state <1=> Non-Secure state // COMP_IRQn <0=> Secure state <1=> Non-Secure state // USB_FS_IRQn <0=> Secure state <1=> Non-Secure state // CRS_IRQn <0=> Secure state <1=> Non-Secure state // FMC_IRQn <0=> Secure state <1=> Non-Secure state // OCTOSPI1_IRQn <0=> Secure state <1=> Non-Secure state // Reserved <0=> Secure state <1=> Non-Secure state // SDMMC1_IRQn <0=> Secure state <1=> Non-Secure state // Reserved <0=> Secure state <1=> Non-Secure state // DMA2_Channel1_IRQn <0=> Secure state <1=> Non-Secure state // DMA2_Channel2_IRQn <0=> Secure state <1=> Non-Secure state // DMA2_Channel3_IRQn <0=> Secure state <1=> Non-Secure state // DMA2_Channel4_IRQn <0=> Secure state <1=> Non-Secure state // DMA2_Channel5_IRQn <0=> Secure state <1=> Non-Secure state // DMA2_Channel6_IRQn <0=> Secure state <1=> Non-Secure state // DMA2_Channel7_IRQn <0=> Secure state <1=> Non-Secure state // DMA2_Channel8_IRQn <0=> Secure state <1=> Non-Secure state // I2C3_EV_IRQn <0=> Secure state <1=> Non-Secure state // I2C3_ER_IRQn <0=> Secure state <1=> Non-Secure state // SAI1_IRQn <0=> Secure state <1=> Non-Secure state // SAI2_IRQn <0=> Secure state <1=> Non-Secure state // TSC_IRQn <0=> Secure state <1=> Non-Secure state // RNG_IRQn <0=> Secure state <1=> Non-Secure state // FPU_IRQn <0=> Secure state <1=> Non-Secure state */ #define NVIC_INIT_ITNS2_VAL 0x00000000 /* // */ /* // Initialize ITNS 3 (Interrupts 96..108) */ #define NVIC_INIT_ITNS3 1 /* // Interrupts 96..108 // HASH_IRQn <0=> Secure state <1=> Non-Secure state // LPTIM3_IRQn <0=> Secure state <1=> Non-Secure state // SPI3_IRQn <0=> Secure state <1=> Non-Secure state // I2C4_EV_IRQn <0=> Secure state <1=> Non-Secure state // I2C4_ER_IRQn <0=> Secure state <1=> Non-Secure state // DFSDM1_FLT0_IRQn <0=> Secure state <1=> Non-Secure state // DFSDM1_FLT1_IRQn <0=> Secure state <1=> Non-Secure state // DFSDM1_FLT2_IRQn <0=> Secure state <1=> Non-Secure state // DFSDM1_FLT3_IRQn <0=> Secure state <1=> Non-Secure state // UCPD1_IRQn <0=> Secure state <1=> Non-Secure state // ICACHE_IRQn <0=> Secure state <1=> Non-Secure state */ #define NVIC_INIT_ITNS3_VAL 0x00000000 /* // */ /* // */ /* max 8 SAU regions. SAU regions are defined in partition.h */ #define SAU_INIT_REGION(n) \ SAU->RNR = (n & SAU_RNR_REGION_Msk); \ SAU->RBAR = (SAU_INIT_START##n & SAU_RBAR_BADDR_Msk); \ SAU->RLAR = (SAU_INIT_END##n & SAU_RLAR_LADDR_Msk) | \ ((SAU_INIT_NSC##n << SAU_RLAR_NSC_Pos) & SAU_RLAR_NSC_Msk) | 1U /** \brief Setup a SAU Region \details Writes the region information contained in SAU_Region to the registers SAU_RNR, SAU_RBAR, and SAU_RLAR */ __STATIC_INLINE void TZ_SAU_Setup (void) { #if defined (__SAUREGION_PRESENT) && (__SAUREGION_PRESENT == 1U) #if defined (SAU_INIT_REGION0) && (SAU_INIT_REGION0 == 1U) SAU_INIT_REGION(0); #endif #if defined (SAU_INIT_REGION1) && (SAU_INIT_REGION1 == 1U) SAU_INIT_REGION(1); #endif #if defined (SAU_INIT_REGION2) && (SAU_INIT_REGION2 == 1U) SAU_INIT_REGION(2); #endif #if defined (SAU_INIT_REGION3) && (SAU_INIT_REGION3 == 1U) SAU_INIT_REGION(3); #endif #if defined (SAU_INIT_REGION4) && (SAU_INIT_REGION4 == 1U) SAU_INIT_REGION(4); #endif #if defined (SAU_INIT_REGION5) && (SAU_INIT_REGION5 == 1U) SAU_INIT_REGION(5); #endif #if defined (SAU_INIT_REGION6) && (SAU_INIT_REGION6 == 1U) SAU_INIT_REGION(6); #endif #if defined (SAU_INIT_REGION7) && (SAU_INIT_REGION7 == 1U) SAU_INIT_REGION(7); #endif /* repeat this for all possible SAU regions */ #endif /* defined (__SAUREGION_PRESENT) && (__SAUREGION_PRESENT == 1U) */ #if defined (SAU_INIT_CTRL) && (SAU_INIT_CTRL == 1U) SAU->CTRL = ((SAU_INIT_CTRL_ENABLE << SAU_CTRL_ENABLE_Pos) & SAU_CTRL_ENABLE_Msk) | ((SAU_INIT_CTRL_ALLNS << SAU_CTRL_ALLNS_Pos) & SAU_CTRL_ALLNS_Msk) ; #endif #if defined (SCB_CSR_AIRCR_INIT) && (SCB_CSR_AIRCR_INIT == 1U) SCB->SCR = (SCB->SCR & ~(SCB_SCR_SLEEPDEEPS_Msk )) | ((SCB_CSR_DEEPSLEEPS_VAL << SCB_SCR_SLEEPDEEPS_Pos) & SCB_SCR_SLEEPDEEPS_Msk); SCB->AIRCR = (SCB->AIRCR & ~(SCB_AIRCR_VECTKEY_Msk | SCB_AIRCR_SYSRESETREQS_Msk | SCB_AIRCR_BFHFNMINS_Msk | SCB_AIRCR_PRIS_Msk) ) | ((0x05FAU << SCB_AIRCR_VECTKEY_Pos) & SCB_AIRCR_VECTKEY_Msk) | ((SCB_AIRCR_SYSRESETREQS_VAL << SCB_AIRCR_SYSRESETREQS_Pos) & SCB_AIRCR_SYSRESETREQS_Msk) | ((SCB_AIRCR_PRIS_VAL << SCB_AIRCR_PRIS_Pos) & SCB_AIRCR_PRIS_Msk) | ((SCB_AIRCR_BFHFNMINS_VAL << SCB_AIRCR_BFHFNMINS_Pos) & SCB_AIRCR_BFHFNMINS_Msk); #endif /* defined (SCB_CSR_AIRCR_INIT) && (SCB_CSR_AIRCR_INIT == 1U) */ #if defined (__FPU_USED) && (__FPU_USED == 1U) && \ defined (TZ_FPU_NS_USAGE) && (TZ_FPU_NS_USAGE == 1U) SCB->NSACR = (SCB->NSACR & ~(SCB_NSACR_CP10_Msk | SCB_NSACR_CP11_Msk)) | ((SCB_NSACR_CP10_11_VAL << SCB_NSACR_CP10_Pos) & (SCB_NSACR_CP10_Msk | SCB_NSACR_CP11_Msk)); FPU->FPCCR = (FPU->FPCCR & ~(FPU_FPCCR_TS_Msk | FPU_FPCCR_CLRONRETS_Msk | FPU_FPCCR_CLRONRET_Msk)) | ((FPU_FPCCR_TS_VAL << FPU_FPCCR_TS_Pos ) & FPU_FPCCR_TS_Msk ) | ((FPU_FPCCR_CLRONRETS_VAL << FPU_FPCCR_CLRONRETS_Pos) & FPU_FPCCR_CLRONRETS_Msk) | ((FPU_FPCCR_CLRONRET_VAL << FPU_FPCCR_CLRONRET_Pos ) & FPU_FPCCR_CLRONRET_Msk ); #endif #if defined (NVIC_INIT_ITNS0) && (NVIC_INIT_ITNS0 == 1U) NVIC->ITNS[0] = NVIC_INIT_ITNS0_VAL; #endif #if defined (NVIC_INIT_ITNS1) && (NVIC_INIT_ITNS1 == 1U) NVIC->ITNS[1] = NVIC_INIT_ITNS1_VAL; #endif #if defined (NVIC_INIT_ITNS2) && (NVIC_INIT_ITNS2 == 1U) NVIC->ITNS[2] = NVIC_INIT_ITNS2_VAL; #endif #if defined (NVIC_INIT_ITNS3) && (NVIC_INIT_ITNS3 == 1U) NVIC->ITNS[3] = NVIC_INIT_ITNS3_VAL; #endif } #endif /* PARTITION_STM32L552XX_H */