OpenCloudOS-Kernel/arch/arm/kvm/coproc_a15.c

40 lines
1.1 KiB
C

// SPDX-License-Identifier: GPL-2.0-only
/*
* 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/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);