xref: /rk3399_ARM-atf/include/lib/cpus/aarch32/cortex_a57.h (revision 72e8f2456af54b75a0a1d92aadfce0b4bcde6ba1)

/*
 * Copyright (c) 2017-2019, Arm Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef CORTEX_A57_H
#define CORTEX_A57_H

#include <lib/utils_def.h>

/* Cortex-A57 midr for revision 0 */
#define CORTEX_A57_MIDR			U(0x410FD070)

/* Retention timer tick definitions */
#define RETENTION_ENTRY_TICKS_2		U(0x1)
#define RETENTION_ENTRY_TICKS_8		U(0x2)
#define RETENTION_ENTRY_TICKS_32	U(0x3)
#define RETENTION_ENTRY_TICKS_64	U(0x4)
#define RETENTION_ENTRY_TICKS_128	U(0x5)
#define RETENTION_ENTRY_TICKS_256	U(0x6)
#define RETENTION_ENTRY_TICKS_512	U(0x7)

/*******************************************************************************
 * CPU Extended Control register specific definitions.
 ******************************************************************************/
#define CORTEX_A57_ECTLR			p15, 1, c15

#define CORTEX_A57_ECTLR_SMP_BIT		(ULL(1) << 6)
#define CORTEX_A57_ECTLR_DIS_TWD_ACC_PFTCH_BIT	(ULL(1) << 38)
#define CORTEX_A57_ECTLR_L2_IPFTCH_DIST_MASK	(ULL(0x3) << 35)
#define CORTEX_A57_ECTLR_L2_DPFTCH_DIST_MASK	(ULL(0x3) << 32)

#define CORTEX_A57_ECTLR_CPU_RET_CTRL_SHIFT	U(0)
#define CORTEX_A57_ECTLR_CPU_RET_CTRL_MASK	(ULL(0x7) << CORTEX_A57_ECTLR_CPU_RET_CTRL_SHIFT)

/*******************************************************************************
 * CPU Memory Error Syndrome register specific definitions.
 ******************************************************************************/
#define CORTEX_A57_CPUMERRSR			p15, 2, c15

/*******************************************************************************
 * CPU Auxiliary Control register specific definitions.
 ******************************************************************************/
#define CORTEX_A57_CPUACTLR				p15, 0, c15

#define CORTEX_A57_CPUACTLR_DIS_LOAD_PASS_DMB		(ULL(1) << 59)
#define CORTEX_A57_CPUACTLR_DIS_DMB_NULLIFICATION	(ULL(1) << 58)
#define CORTEX_A57_CPUACTLR_DIS_LOAD_PASS_STORE		(ULL(1) << 55)
#define CORTEX_A57_CPUACTLR_GRE_NGRE_AS_NGNRE		(ULL(1) << 54)
#define CORTEX_A57_CPUACTLR_DIS_OVERREAD		(ULL(1) << 52)
#define CORTEX_A57_CPUACTLR_NO_ALLOC_WBWA		(ULL(1) << 49)
#define CORTEX_A57_CPUACTLR_DCC_AS_DCCI			(ULL(1) << 44)
#define CORTEX_A57_CPUACTLR_FORCE_FPSCR_FLUSH		(ULL(1) << 38)
#define CORTEX_A57_CPUACTLR_DIS_INSTR_PREFETCH		(ULL(1) << 32)
#define CORTEX_A57_CPUACTLR_DIS_STREAMING		(ULL(3) << 27)
#define CORTEX_A57_CPUACTLR_DIS_L1_STREAMING		(ULL(3) << 25)
#define CORTEX_A57_CPUACTLR_DIS_INDIRECT_PREDICTOR	(ULL(1) << 4)

/*******************************************************************************
 * L2 Control register specific definitions.
 ******************************************************************************/
#define CORTEX_A57_L2CTLR				p15, 1, c9, c0, 2

#define CORTEX_A57_L2CTLR_DATA_RAM_LATENCY_SHIFT	U(0)
#define CORTEX_A57_L2CTLR_TAG_RAM_LATENCY_SHIFT		U(6)

#define CORTEX_A57_L2_DATA_RAM_LATENCY_3_CYCLES		U(0x2)
#define CORTEX_A57_L2_TAG_RAM_LATENCY_3_CYCLES		U(0x2)

/*******************************************************************************
 * L2 Extended Control register specific definitions.
 ******************************************************************************/
#define CORTEX_A57_L2ECTLR			p15, 1, c9, c0, 3

#define CORTEX_A57_L2ECTLR_RET_CTRL_SHIFT	U(0)
#define CORTEX_A57_L2ECTLR_RET_CTRL_MASK	(U(0x7) << CORTEX_A57_L2ECTLR_RET_CTRL_SHIFT)

/*******************************************************************************
 * L2 Memory Error Syndrome register specific definitions.
 ******************************************************************************/
#define CORTEX_A57_L2MERRSR			p15, 3, c15

#endif /* CORTEX_A57_H */