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Diffstat (limited to 'arch/arm64/kvm/sys_regs_generic_v8.c')
-rw-r--r--arch/arm64/kvm/sys_regs_generic_v8.c96
1 files changed, 0 insertions, 96 deletions
diff --git a/arch/arm64/kvm/sys_regs_generic_v8.c b/arch/arm64/kvm/sys_regs_generic_v8.c
deleted file mode 100644
index aa9d356451eb..000000000000
--- a/arch/arm64/kvm/sys_regs_generic_v8.c
+++ /dev/null
@@ -1,96 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0-only
-/*
- * Copyright (C) 2012,2013 - ARM Ltd
- * Author: Marc Zyngier <marc.zyngier@arm.com>
- *
- * Based on arch/arm/kvm/coproc_a15.c:
- * Copyright (C) 2012 - Virtual Open Systems and Columbia University
- * Authors: Rusty Russell <rusty@rustcorp.au>
- * Christoffer Dall <c.dall@virtualopensystems.com>
- */
-#include <linux/kvm_host.h>
-#include <asm/cputype.h>
-#include <asm/kvm_arm.h>
-#include <asm/kvm_asm.h>
-#include <asm/kvm_emulate.h>
-#include <asm/kvm_coproc.h>
-#include <asm/sysreg.h>
-#include <linux/init.h>
-
-#include "sys_regs.h"
-
-static bool access_actlr(struct kvm_vcpu *vcpu,
- struct sys_reg_params *p,
- const struct sys_reg_desc *r)
-{
- if (p->is_write)
- return ignore_write(vcpu, p);
-
- p->regval = vcpu_read_sys_reg(vcpu, ACTLR_EL1);
-
- if (p->is_aarch32) {
- if (r->Op2 & 2)
- p->regval = upper_32_bits(p->regval);
- else
- p->regval = lower_32_bits(p->regval);
- }
-
- return true;
-}
-
-static void reset_actlr(struct kvm_vcpu *vcpu, const struct sys_reg_desc *r)
-{
- __vcpu_sys_reg(vcpu, ACTLR_EL1) = read_sysreg(actlr_el1);
-}
-
-/*
- * Implementation specific sys-reg registers.
- * Important: Must be sorted ascending by Op0, Op1, CRn, CRm, Op2
- */
-static const struct sys_reg_desc genericv8_sys_regs[] = {
- { SYS_DESC(SYS_ACTLR_EL1), access_actlr, reset_actlr, ACTLR_EL1 },
-};
-
-static const struct sys_reg_desc genericv8_cp15_regs[] = {
- /* ACTLR */
- { Op1(0b000), CRn(0b0001), CRm(0b0000), Op2(0b001),
- access_actlr },
- { Op1(0b000), CRn(0b0001), CRm(0b0000), Op2(0b011),
- access_actlr },
-};
-
-static struct kvm_sys_reg_target_table genericv8_target_table = {
- .table64 = {
- .table = genericv8_sys_regs,
- .num = ARRAY_SIZE(genericv8_sys_regs),
- },
- .table32 = {
- .table = genericv8_cp15_regs,
- .num = ARRAY_SIZE(genericv8_cp15_regs),
- },
-};
-
-static int __init sys_reg_genericv8_init(void)
-{
- unsigned int i;
-
- for (i = 1; i < ARRAY_SIZE(genericv8_sys_regs); i++)
- BUG_ON(cmp_sys_reg(&genericv8_sys_regs[i-1],
- &genericv8_sys_regs[i]) >= 0);
-
- kvm_register_target_sys_reg_table(KVM_ARM_TARGET_AEM_V8,
- &genericv8_target_table);
- kvm_register_target_sys_reg_table(KVM_ARM_TARGET_FOUNDATION_V8,
- &genericv8_target_table);
- kvm_register_target_sys_reg_table(KVM_ARM_TARGET_CORTEX_A53,
- &genericv8_target_table);
- kvm_register_target_sys_reg_table(KVM_ARM_TARGET_CORTEX_A57,
- &genericv8_target_table);
- kvm_register_target_sys_reg_table(KVM_ARM_TARGET_XGENE_POTENZA,
- &genericv8_target_table);
- kvm_register_target_sys_reg_table(KVM_ARM_TARGET_GENERIC_V8,
- &genericv8_target_table);
-
- return 0;
-}
-late_initcall(sys_reg_genericv8_init);