JustOS/linux-6.13/arch/loongarch/include/asm/kvm_ipi.h
justuser 02e73b8cd9 up
2025-01-24 17:00:19 +03:00

46 lines
876 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* Copyright (C) 2024 Loongson Technology Corporation Limited
*/
#ifndef __ASM_KVM_IPI_H
#define __ASM_KVM_IPI_H
#include <kvm/iodev.h>
#define LARCH_INT_IPI 12
struct loongarch_ipi {
spinlock_t lock;
struct kvm *kvm;
struct kvm_io_device device;
};
struct ipi_state {
spinlock_t lock;
uint32_t status;
uint32_t en;
uint32_t set;
uint32_t clear;
uint64_t buf[4];
};
#define IOCSR_IPI_BASE 0x1000
#define IOCSR_IPI_SIZE 0x160
#define IOCSR_IPI_STATUS 0x000
#define IOCSR_IPI_EN 0x004
#define IOCSR_IPI_SET 0x008
#define IOCSR_IPI_CLEAR 0x00c
#define IOCSR_IPI_BUF_20 0x020
#define IOCSR_IPI_BUF_28 0x028
#define IOCSR_IPI_BUF_30 0x030
#define IOCSR_IPI_BUF_38 0x038
#define IOCSR_IPI_SEND 0x040
#define IOCSR_MAIL_SEND 0x048
#define IOCSR_ANY_SEND 0x158
int kvm_loongarch_register_ipi_device(void);
#endif