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Rename Cortex-Ares to Neoverse N1

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Change-Id: Ideb49011da35f39ff1959be6f5015fa212ca2b6b
Signed-off-by: John Tsichritzis <john.tsichritzis@arm.com>
This commit is contained in:
John Tsichritzis 2019-02-19 13:49:06 +00:00
parent b04ea14b79
commit da6d75a0e7
10 changed files with 82 additions and 82 deletions
include/lib/cpus/aarch64
neoverse_n1.h
lib/cpus
aarch64
neoverse_n1.Sneoverse_n1_pubsub.c
cpu-ops.mk
plat/arm
board
fvp
platform.mk
n1sdp
aarch64
n1sdp_helper.S
platform.mk
sgiclarka
platform.mk
css/sgi/aarch64
sgi_helper.S
readme.rst

26
include/lib/cpus/aarch64/neoverse_n1.h
View file

@ -1,30 +1,30 @@
/*
* Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef CORTEX_ARES_H
#define CORTEX_ARES_H
#ifndef NEOVERSE_N1_H
#define NEOVERSE_N1_H
#include <lib/utils_def.h>
/* Cortex-ARES MIDR for revision 0 */
#define CORTEX_ARES_MIDR U(0x410fd0c0)
/* Neoverse N1 MIDR for revision 0 */
#define NEOVERSE_N1_MIDR U(0x410fd0c0)
/*******************************************************************************
* CPU Extended Control register specific definitions.
******************************************************************************/
#define CORTEX_ARES_CPUPWRCTLR_EL1 S3_0_C15_C2_7
#define CORTEX_ARES_CPUECTLR_EL1 S3_0_C15_C1_4
#define NEOVERSE_N1_CPUPWRCTLR_EL1 S3_0_C15_C2_7
#define NEOVERSE_N1_CPUECTLR_EL1 S3_0_C15_C1_4
/* Definitions of register field mask in CORTEX_ARES_CPUPWRCTLR_EL1 */
#define CORTEX_ARES_CORE_PWRDN_EN_MASK U(0x1)
/* Definitions of register field mask in NEOVERSE_N1_CPUPWRCTLR_EL1 */
#define NEOVERSE_N1_CORE_PWRDN_EN_MASK U(0x1)
#define CORTEX_ARES_ACTLR_AMEN_BIT (U(1) << 4)
#define NEOVERSE_N1_ACTLR_AMEN_BIT (U(1) << 4)
#define CORTEX_ARES_AMU_NR_COUNTERS U(5)
#define CORTEX_ARES_AMU_GROUP0_MASK U(0x1f)
#define NEOVERSE_N1_AMU_NR_COUNTERS U(5)
#define NEOVERSE_N1_AMU_GROUP0_MASK U(0x1f)
/* Instruction patching registers */
#define CPUPSELR_EL3 S3_6_C15_C8_0
@ -32,4 +32,4 @@
#define CPUPOR_EL3 S3_6_C15_C8_2
#define CPUPMR_EL3 S3_6_C15_C8_3
#endif /* CORTEX_ARES_H */
#endif /* NEOVERSE_N1_H */

64
lib/cpus/aarch64/neoverse_n1.S
View file

@ -1,24 +1,24 @@
/*
* Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <cortex_ares.h>
#include <neoverse_n1.h>
#include <cpuamu.h>
#include <cpu_macros.S>
/* --------------------------------------------------
* Errata Workaround for Cortex-Ares Errata
* This applies to revision r0p0 and r1p0 of Cortex-Ares.
* Errata Workaround for Neoverse N1 Errata
* This applies to revision r0p0 and r1p0 of Neoverse N1.
* Inputs:
* x0: variant[4:7] and revision[0:3] of current cpu.
* Shall clobber: x0-x17
* --------------------------------------------------
*/
func errata_ares_1043202_wa
func errata_n1_1043202_wa
/* Compare x0 against revision r1p0 */
mov x17, x30
bl check_errata_1043202
@ -36,7 +36,7 @@ func errata_ares_1043202_wa
isb
1:
ret x17
endfunc errata_ares_1043202_wa
endfunc errata_n1_1043202_wa
func check_errata_1043202
/* Applies to r0p0 and r1p0 */
@ -44,58 +44,58 @@ func check_errata_1043202
b cpu_rev_var_ls
endfunc check_errata_1043202
func cortex_ares_reset_func
func neoverse_n1_reset_func
mov x19, x30
bl cpu_get_rev_var
mov x18, x0
#if ERRATA_ARES_1043202
#if ERRATA_N1_1043202
mov x0, x18
bl errata_ares_1043202_wa
bl errata_n1_1043202_wa
#endif
#if ENABLE_AMU
/* Make sure accesses from EL0/EL1 and EL2 are not trapped to EL3 */
mrs x0, actlr_el3
orr x0, x0, #CORTEX_ARES_ACTLR_AMEN_BIT
orr x0, x0, #NEOVERSE_N1_ACTLR_AMEN_BIT
msr actlr_el3, x0
isb
/* Make sure accesses from EL0/EL1 are not trapped to EL2 */
mrs x0, actlr_el2
orr x0, x0, #CORTEX_ARES_ACTLR_AMEN_BIT
orr x0, x0, #NEOVERSE_N1_ACTLR_AMEN_BIT
msr actlr_el2, x0
isb
/* Enable group0 counters */
mov x0, #CORTEX_ARES_AMU_GROUP0_MASK
mov x0, #NEOVERSE_N1_AMU_GROUP0_MASK
msr CPUAMCNTENSET_EL0, x0
isb
#endif
ret x19
endfunc cortex_ares_reset_func
endfunc neoverse_n1_reset_func
/* ---------------------------------------------
* HW will do the cache maintenance while powering down
* ---------------------------------------------
*/
func cortex_ares_core_pwr_dwn
func neoverse_n1_core_pwr_dwn
/* ---------------------------------------------
* Enable CPU power down bit in power control register
* ---------------------------------------------
*/
mrs x0, CORTEX_ARES_CPUPWRCTLR_EL1
orr x0, x0, #CORTEX_ARES_CORE_PWRDN_EN_MASK
msr CORTEX_ARES_CPUPWRCTLR_EL1, x0
mrs x0, NEOVERSE_N1_CPUPWRCTLR_EL1
orr x0, x0, #NEOVERSE_N1_CORE_PWRDN_EN_MASK
msr NEOVERSE_N1_CPUPWRCTLR_EL1, x0
isb
ret
endfunc cortex_ares_core_pwr_dwn
endfunc neoverse_n1_core_pwr_dwn
#if REPORT_ERRATA
/*
* Errata printing function for Cortex-Ares. Must follow AAPCS.
* Errata printing function for Neoverse N1. Must follow AAPCS.
*/
func cortex_ares_errata_report
func neoverse_n1_errata_report
stp x8, x30, [sp, #-16]!
bl cpu_get_rev_var
@ -105,15 +105,15 @@ func cortex_ares_errata_report
* Report all errata. The revision-variant information is passed to
* checking functions of each errata.
*/
report_errata ERRATA_ARES_1043202, cortex_ares, 1043202
report_errata ERRATA_N1_1043202, neoverse_n1, 1043202
ldp x8, x30, [sp], #16
ret
endfunc cortex_ares_errata_report
endfunc neoverse_n1_errata_report
#endif
/* ---------------------------------------------
* This function provides cortex_ares specific
* This function provides neoverse_n1 specific
* register information for crash reporting.
* It needs to return with x6 pointing to
* a list of register names in ascii and
@ -121,16 +121,16 @@ endfunc cortex_ares_errata_report
* reported.
* ---------------------------------------------
*/
.section .rodata.cortex_ares_regs, "aS"
cortex_ares_regs: /* The ascii list of register names to be reported */
.section .rodata.neoverse_n1_regs, "aS"
neoverse_n1_regs: /* The ascii list of register names to be reported */
.asciz "cpuectlr_el1", ""
func cortex_ares_cpu_reg_dump
adr x6, cortex_ares_regs
mrs x8, CORTEX_ARES_CPUECTLR_EL1
func neoverse_n1_cpu_reg_dump
adr x6, neoverse_n1_regs
mrs x8, NEOVERSE_N1_CPUECTLR_EL1
ret
endfunc cortex_ares_cpu_reg_dump
endfunc neoverse_n1_cpu_reg_dump
declare_cpu_ops cortex_ares, CORTEX_ARES_MIDR, \
cortex_ares_reset_func, \
cortex_ares_core_pwr_dwn
declare_cpu_ops neoverse_n1, NEOVERSE_N1_MIDR, \
neoverse_n1_reset_func, \
neoverse_n1_core_pwr_dwn

20
lib/cpus/aarch64/neoverse_n1_pubsub.c
View file

@ -1,28 +1,28 @@
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <cortex_ares.h>
#include <neoverse_n1.h>
#include <cpuamu.h>
#include <lib/el3_runtime/pubsub_events.h>
static void *cortex_ares_context_save(const void *arg)
static void *neoverse_n1_context_save(const void *arg)
{
if (midr_match(CORTEX_ARES_MIDR) != 0)
cpuamu_context_save(CORTEX_ARES_AMU_NR_COUNTERS);
if (midr_match(NEOVERSE_N1_MIDR) != 0)
cpuamu_context_save(NEOVERSE_N1_AMU_NR_COUNTERS);
return (void *)0;
}
static void *cortex_ares_context_restore(const void *arg)
static void *neoverse_n1_context_restore(const void *arg)
{
if (midr_match(CORTEX_ARES_MIDR) != 0)
cpuamu_context_restore(CORTEX_ARES_AMU_NR_COUNTERS);
if (midr_match(NEOVERSE_N1_MIDR) != 0)
cpuamu_context_restore(NEOVERSE_N1_AMU_NR_COUNTERS);
return (void *)0;
}
SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_start, cortex_ares_context_save);
SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_finish, cortex_ares_context_restore);
SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_start, neoverse_n1_context_save);
SUBSCRIBE_TO_EVENT(psci_suspend_pwrdown_finish, neoverse_n1_context_restore);

12
lib/cpus/cpu-ops.mk
View file

@ -1,5 +1,5 @@
#
# Copyright (c) 2014-2018, ARM Limited and Contributors. All rights reserved.
# Copyright (c) 2014-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@ -120,8 +120,8 @@ ERRATA_A57_859972 ?=0
ERRATA_A72_859971 ?=0
# Flag to apply T32 CLREX workaround during reset. This erratum applies
# only to r0p0 and r1p0 of the Ares cpu.
ERRATA_ARES_1043202 ?=1
# only to r0p0 and r1p0 of the Neoverse N1 cpu.
ERRATA_N1_1043202 ?=1
# Flag to apply DSU erratum 936184. This erratum applies to DSUs containing
# the ACP interface and revision < r2p0. Applying the workaround results in
@ -188,9 +188,9 @@ $(eval $(call add_define,ERRATA_A57_859972))
$(eval $(call assert_boolean,ERRATA_A72_859971))
$(eval $(call add_define,ERRATA_A72_859971))
# Process ERRATA_ARES_1043202 flag
$(eval $(call assert_boolean,ERRATA_ARES_1043202))
$(eval $(call add_define,ERRATA_ARES_1043202))
# Process ERRATA_N1_1043202 flag
$(eval $(call assert_boolean,ERRATA_N1_1043202))
$(eval $(call add_define,ERRATA_N1_1043202))
# Process ERRATA_DSU_936184 flag
$(eval $(call assert_boolean,ERRATA_DSU_936184))

4
plat/arm/board/fvp/platform.mk
View file

@ -103,7 +103,7 @@ FVP_CPU_LIBS += lib/cpus/aarch64/cortex_a35.S \
lib/cpus/aarch64/cortex_a73.S \
lib/cpus/aarch64/cortex_a75.S \
lib/cpus/aarch64/cortex_a76.S \
lib/cpus/aarch64/cortex_ares.S \
lib/cpus/aarch64/neoverse_n1.S \
lib/cpus/aarch64/cortex_deimos.S
else
FVP_CPU_LIBS += lib/cpus/aarch32/cortex_a32.S
@ -214,7 +214,7 @@ endif
ifeq (${ENABLE_AMU},1)
BL31_SOURCES += lib/cpus/aarch64/cortex_a75_pubsub.c \
lib/cpus/aarch64/cortex_ares_pubsub.c \
lib/cpus/aarch64/neoverse_n1_pubsub.c \
lib/cpus/aarch64/cpuamu.c \
lib/cpus/aarch64/cpuamu_helpers.S
endif

14
plat/arm/board/n1sdp/aarch64/n1sdp_helper.S
View file

@ -1,12 +1,12 @@
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <asm_macros.S>
#include <cortex_ares.h>
#include <neoverse_n1.h>
#include <cpu_macros.S>
#include <platform_def.h>
@ -58,17 +58,17 @@ endfunc plat_arm_calc_core_pos
*/
func plat_reset_handler
jump_if_cpu_midr CORTEX_ARES_MIDR, ARES
jump_if_cpu_midr NEOVERSE_N1_MIDR, N1
ret
/* -----------------------------------------------------
* Disable CPU power down bit in power control register
* -----------------------------------------------------
*/
ARES:
mrs x0, CORTEX_ARES_CPUPWRCTLR_EL1
bic x0, x0, #CORTEX_ARES_CORE_PWRDN_EN_MASK
msr CORTEX_ARES_CPUPWRCTLR_EL1, x0
N1:
mrs x0, NEOVERSE_N1_CPUPWRCTLR_EL1
bic x0, x0, #NEOVERSE_N1_CORE_PWRDN_EN_MASK
msr NEOVERSE_N1_CPUPWRCTLR_EL1, x0
isb
ret
endfunc plat_reset_handler

4
plat/arm/board/n1sdp/platform.mk
View file

@ -1,5 +1,5 @@
#
# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@ -12,7 +12,7 @@ INTERCONNECT_SOURCES := ${N1SDP_BASE}/n1sdp_interconnect.c
PLAT_INCLUDES := -I${N1SDP_BASE}/include
N1SDP_CPU_SOURCES := lib/cpus/aarch64/cortex_ares.S
N1SDP_CPU_SOURCES := lib/cpus/aarch64/neoverse_n1.S
N1SDP_GIC_SOURCES := drivers/arm/gic/common/gic_common.c \

4
plat/arm/board/sgiclarka/platform.mk
View file

@ -1,5 +1,5 @@
#
# Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
@ -10,7 +10,7 @@ SGICLARKA_BASE = plat/arm/board/sgiclarka
PLAT_INCLUDES += -I${SGICLARKA_BASE}/include/
SGI_CPU_SOURCES := lib/cpus/aarch64/cortex_ares.S
SGI_CPU_SOURCES := lib/cpus/aarch64/neoverse_n1.S
BL1_SOURCES += ${SGI_CPU_SOURCES}

14
plat/arm/css/sgi/aarch64/sgi_helper.S
View file

@ -1,5 +1,5 @@
/*
* Copyright (c) 2018, ARM Limited and Contributors. All rights reserved.
* Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
@ -8,7 +8,7 @@
#include <asm_macros.S>
#include <platform_def.h>
#include <cortex_a75.h>
#include <cortex_ares.h>
#include <neoverse_n1.h>
#include <cpu_macros.S>
.globl plat_arm_calc_core_pos
@ -59,7 +59,7 @@ endfunc plat_arm_calc_core_pos
*/
func plat_reset_handler
jump_if_cpu_midr CORTEX_A75_MIDR, A75
jump_if_cpu_midr CORTEX_ARES_MIDR, ARES
jump_if_cpu_midr NEOVERSE_N1_MIDR, N1
ret
/* -----------------------------------------------------
@ -73,10 +73,10 @@ A75:
isb
ret
ARES:
mrs x0, CORTEX_ARES_CPUPWRCTLR_EL1
bic x0, x0, #CORTEX_ARES_CORE_PWRDN_EN_MASK
msr CORTEX_ARES_CPUPWRCTLR_EL1, x0
N1:
mrs x0, NEOVERSE_N1_CPUPWRCTLR_EL1
bic x0, x0, #NEOVERSE_N1_CORE_PWRDN_EN_MASK
msr NEOVERSE_N1_CPUPWRCTLR_EL1, x0
isb
ret
endfunc plat_reset_handler

2
readme.rst
View file

@ -195,7 +195,7 @@ This release also contains the following platform support:
- Allwinner sun50i_64 and sun50i_h6
- Amlogic Meson S905 (GXBB)
- Arm SGI-575, SGI Clark.A, SGI Clark.H and SGM-775
- Arm NeoVerse N1 System Development Platform
- Arm Neoverse N1 System Development Platform
- HiKey, HiKey960 and Poplar boards
- Marvell Armada 3700 and 8K
- MediaTek MT6795 and MT8173 SoCs