LXR linux/arch/arm/kvm/coproc

   1/*
   2 * Copyright (C) 2012 - Virtual Open Systems and Columbia University
   3 * Authors: Rusty Russell <rusty@rustcorp.au>
   4 *          Christoffer Dall <c.dall@virtualopensystems.com>
   5 *
   6 * This program is free software; you can redistribute it and/or modify
   7 * it under the terms of the GNU General Public License, version 2, as
   8 * published by the Free Software Foundation.
   9 *
  10 * This program is distributed in the hope that it will be useful,
  11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 * GNU General Public License for more details.
  14 *
  15 * You should have received a copy of the GNU General Public License
  16 * along with this program; if not, write to the Free Software
  17 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18 */
  19#include <linux/kvm_host.h>
  20#include <asm/kvm_coproc.h>
  21#include <asm/kvm_emulate.h>
  22#include <linux/init.h>
  23
  24#include "coproc.h"
  25
  26/*
  27 * A15-specific CP15 registers.
  28 * CRn denotes the primary register number, but is copied to the CRm in the
  29 * user space API for 64-bit register access in line with the terminology used
  30 * in the ARM ARM.
  31 * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 and with 64-bit
  32 *            registers preceding 32-bit ones.
  33 */
  34static const struct coproc_reg a15_regs[] = {
  35        /* SCTLR: swapped by interrupt.S. */
  36        { CRn( 1), CRm( 0), Op1( 0), Op2( 0), is32,
  37                        access_vm_reg, reset_val, c1_SCTLR, 0x00C50078 },
  38};
  39
  40static struct kvm_coproc_target_table a15_target_table = {
  41        .target = KVM_ARM_TARGET_CORTEX_A15,
  42        .table = a15_regs,
  43        .num = ARRAY_SIZE(a15_regs),
  44};
  45
  46static int __init coproc_a15_init(void)
  47{
  48        kvm_register_target_coproc_table(&a15_target_table);
  49        return 0;
  50}
  51late_initcall(coproc_a15_init);
  52