1// SPDX-License-Identifier: GPL-2.0-only
 2/*
 3 * Copyright (C) 2012 - Virtual Open Systems and Columbia University
 4 * Copyright (C) 2013 - ARM Ltd
 5 *
 6 * Authors: Rusty Russell <rusty@rustcorp.au>
 7 *          Christoffer Dall <c.dall@virtualopensystems.com>
 8 *          Jonathan Austin <jonathan.austin@arm.com>
 9 */
10#include <linux/kvm_host.h>
11#include <asm/kvm_coproc.h>
12#include <asm/kvm_emulate.h>
13#include <linux/init.h>
14
15#include "coproc.h"
16
17/*
18 * Cortex-A7 specific CP15 registers.
19 * CRn denotes the primary register number, but is copied to the CRm in the
20 * user space API for 64-bit register access in line with the terminology used
21 * in the ARM ARM.
22 * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 and with 64-bit
23 *            registers preceding 32-bit ones.
24 */
25static const struct coproc_reg a7_regs[] = {
26	/* SCTLR: swapped by interrupt.S. */
27	{ CRn( 1), CRm( 0), Op1( 0), Op2( 0), is32,
28			access_vm_reg, reset_val, c1_SCTLR, 0x00C50878 },
29};
30
31static struct kvm_coproc_target_table a7_target_table = {
32	.target = KVM_ARM_TARGET_CORTEX_A7,
33	.table = a7_regs,
34	.num = ARRAY_SIZE(a7_regs),
35};
36
37static int __init coproc_a7_init(void)
38{
39	kvm_register_target_coproc_table(&a7_target_table);
40	return 0;
41}
42late_initcall(coproc_a7_init);