[linux-2.6-block.git] / 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>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License, version 2, as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 */
#include <linux/kvm_host.h>
#include <asm/kvm_coproc.h>
#include <asm/kvm_emulate.h>
#include <linux/init.h>

#include "coproc.h"

/*
 * A15-specific CP15 registers.
 * CRn denotes the primary register number, but is copied to the CRm in the
 * user space API for 64-bit register access in line with the terminology used
 * in the ARM ARM.
 * Important: Must be sorted ascending by CRn, CRM, Op1, Op2 and with 64-bit
 *            registers preceding 32-bit ones.
 */
static const struct coproc_reg a15_regs[] = {
	/* SCTLR: swapped by interrupt.S. */
	{ CRn( 1), CRm( 0), Op1( 0), Op2( 0), is32,
			access_vm_reg, reset_val, c1_SCTLR, 0x00C50078 },
};

static struct kvm_coproc_target_table a15_target_table = {
	.target = KVM_ARM_TARGET_CORTEX_A15,
	.table = a15_regs,
	.num = ARRAY_SIZE(a15_regs),
};

static int __init coproc_a15_init(void)
{
	kvm_register_target_coproc_table(&a15_target_table);
	return 0;
}
late_initcall(coproc_a15_init);
Commit	Line	Data
5b3e5e5b CD	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>
5b3e5e5b	20	#include <asm/kvm_coproc.h>
e8c2d99f	21	#include <asm/kvm_emulate.h>
5b3e5e5b CD	22	#include <linux/init.h>
5b3e5e5b CD	23
5b3e5e5b CD	24	#include "coproc.h"
5b3e5e5b CD	25
5b3e5e5b CD	26	/*
5b3e5e5b CD	27	* A15-specific CP15 registers.
240e99cb CD	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.
5b3e5e5b CD	33	*/
5b3e5e5b CD	34	static const struct coproc_reg a15_regs[] = {
5b3e5e5b CD	35	/* SCTLR: swapped by interrupt.S. */
5b3e5e5b CD	36	{ CRn( 1), CRm( 0), Op1( 0), Op2( 0), is32,
3c1e7165	37	access_vm_reg, reset_val, c1_SCTLR, 0x00C50078 },
5b3e5e5b CD	38	};
	39
	40	static 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
	46	static int __init coproc_a15_init(void)
	47	{
5b3e5e5b CD	48	kvm_register_target_coproc_table(&a15_target_table);
	49	return 0;
	50	}
	51	late_initcall(coproc_a15_init);