tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/*
2 * Copyright (C) 2012 - Virtual Open Systems and Columbia University
3 * Author: Christoffer Dall <c.dall@virtualopensystems.com>
4 *
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License, version 2, as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#ifndef __ARM64_KVM_MMIO_H__
19#define __ARM64_KVM_MMIO_H__
20
21#include <linux/kvm_host.h>
22#include <asm/kvm_arm.h>
23
24/*
25 * This is annoying. The mmio code requires this, even if we don't
26 * need any decoding. To be fixed.
27 */
28struct kvm_decode {
29 unsigned long rt;
30 bool sign_extend;
31};
32
33void kvm_mmio_write_buf(void *buf, unsigned int len, unsigned long data);
34unsigned long kvm_mmio_read_buf(const void *buf, unsigned int len);
35
36int kvm_handle_mmio_return(struct kvm_vcpu *vcpu, struct kvm_run *run);
37int io_mem_abort(struct kvm_vcpu *vcpu, struct kvm_run *run,
38 phys_addr_t fault_ipa);
39
40#endif /* __ARM64_KVM_MMIO_H__ */