/* $NetBSD: scu_reg.h,v 1.3 2018/12/16 16:46:12 skrll Exp $ */ /*- * Copyright (c) 2012 The NetBSD Foundation, Inc. * All rights reserved. * * This code is derived from software contributed to The NetBSD Foundation * by Matt Thomas of 3am Software Foundry. * * 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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 _ARM_CORTEX_SCUREG_H_ #define _ARM_CORTEX_SCUREG_H_ /* * ARM Snoop Control Unit Definitions * Used by Cortex-A5 and Cortex-A9 */ #define SCU_SIZE 0x100 #define SCU_CTL 0x00 // SCU Control Register #define SCU_CFG 0x04 // SCU Configuration Register #define SCU_CPU_PWR_STS 0x08 // SCU CPU Power Status #define SCU_INV_ALL_REG 0x0c // SCU Invalidate All Registers in Secure State #define SCU_DIAG_CONTROL 0x30 // SCU Diag Control - undocumented #define SCU_FILTER_START 0x40 // Filtering Start Address #define SCU_FILTER_END 0x44 // Filtering End Address #define SCU_ACCESS_CONTROL 0x50 // SCU Access Control #define SCU_NS_ACCESS_CONTROL 0x54 // SCU Non-Secure Access Control #define SCU_CTL_IC_STANDBY_ENA __BIT(6) #define SCU_CTL_SCU_STANDBY_ENA __BIT(5) #define SCU_CTL_FORCE_PORT0_ENA __BIT(4) #define SCU_CTL_SPECULATIVE_LINEFILL_ENA __BIT(3) #define SCU_CTL_SCU_RAM_PARITY_ENA __BIT(2) #define SCU_CTL_ADDR_FILTER_ENA __BIT(1) #define SCU_CTL_SCU_ENA __BIT(0) #define SCU_CFG_TAG_RAM_SIZE_CPUn(n) __BITS(9+2*(n),8+2*(n)) #define SCU_CFG_TAG_RAM_SIZE_CPU3 __BITS(15,14) #define SCU_CFG_TAG_RAM_SIZE_CPU2 __BITS(13,12) #define SCU_CFG_TAG_RAM_SIZE_CPU1 __BITS(11,10) #define SCU_CFG_TAG_RAM_SIZE_CPU0 __BITS(9,8) #define SCU_CFG_TAG_RAM_SIZE_16KB 0 #define SCU_CFG_TAG_RAM_SIZE_32KB 1 #define SCU_CFG_TAG_RAM_SIZE_64KB 2 #define SCU_CFG_CPUn_SMP(n) __BIT(4+(n)) #define SCU_CFG_CPU3_SMP __BIT(7) #define SCU_CFG_CPU2_SMP __BIT(6) #define SCU_CFG_CPU1_SMP __BIT(5) #define SCU_CFG_CPU0_SMP __BIT(4) #define SCU_CFG_CPUMAX __BITS(0,1) // # of CPU - 1 #define SCU_DIAG_DISABLE_MIGBIT __BIT(0) #endif /* _ARM_CORTEX_SCUREG_H_ */ |