LXR linux/arch/arm/kvm/coproc

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Copyright (C) 2012 - Virtual Open Systems and Columbia University
   4 * Authors: Rusty Russell <rusty@rustcorp.au>
   5 *          Christoffer Dall <c.dall@virtualopensystems.com>
   6 */
   7#include <linux/kvm_host.h>
   8#include <asm/kvm_coproc.h>
   9#include <asm/kvm_emulate.h>
  10#include <linux/init.h>
  11
  12#include "coproc.h"
  13
  14/*
  15 * A15-specific CP15 registers.
  16 * CRn denotes the primary register number, but is copied to the CRm in the
  17 * user space API for 64-bit register access in line with the terminology used
  18 * in the ARM ARM.
  19 * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 and with 64-bit
  20 *            registers preceding 32-bit ones.
  21 */
  22static const struct coproc_reg a15_regs[] = {
  23        /* SCTLR: swapped by interrupt.S. */
  24        { CRn( 1), CRm( 0), Op1( 0), Op2( 0), is32,
  25                        access_vm_reg, reset_val, c1_SCTLR, 0x00C50078 },
  26};
  27
  28static struct kvm_coproc_target_table a15_target_table = {
  29        .target = KVM_ARM_TARGET_CORTEX_A15,
  30        .table = a15_regs,
  31        .num = ARRAY_SIZE(a15_regs),
  32};
  33
  34static int __init coproc_a15_init(void)
  35{
  36        kvm_register_target_coproc_table(&a15_target_table);
  37        return 0;
  38}
  39late_initcall(coproc_a15_init);
  40