1*b758e289SBibo Mao /* SPDX-License-Identifier: GPL-2.0-or-later */ 2*b758e289SBibo Mao /* 3*b758e289SBibo Mao * LoongArch kvm pch pic interrupt support 4*b758e289SBibo Mao * 5*b758e289SBibo Mao * Copyright (C) 2025 Loongson Technology Corporation Limited 6*b758e289SBibo Mao */ 7*b758e289SBibo Mao 8*b758e289SBibo Mao #include "qemu/osdep.h" 9*b758e289SBibo Mao #include "qapi/error.h" 10*b758e289SBibo Mao #include "hw/boards.h" 11*b758e289SBibo Mao #include "hw/intc/loongarch_pch_pic.h" 12*b758e289SBibo Mao #include "hw/loongarch/virt.h" 13*b758e289SBibo Mao #include "hw/pci-host/ls7a.h" 14*b758e289SBibo Mao #include "system/kvm.h" 15*b758e289SBibo Mao 16*b758e289SBibo Mao void kvm_pic_realize(DeviceState *dev, Error **errp) 17*b758e289SBibo Mao { 18*b758e289SBibo Mao LoongarchPICState *lps = LOONGARCH_PIC(dev); 19*b758e289SBibo Mao uint64_t pch_pic_base = VIRT_PCH_REG_BASE; 20*b758e289SBibo Mao int ret; 21*b758e289SBibo Mao 22*b758e289SBibo Mao ret = kvm_create_device(kvm_state, KVM_DEV_TYPE_LOONGARCH_PCHPIC, false); 23*b758e289SBibo Mao if (ret < 0) { 24*b758e289SBibo Mao fprintf(stderr, "Create KVM_LOONGARCH_PCHPIC failed: %s\n", 25*b758e289SBibo Mao strerror(-ret)); 26*b758e289SBibo Mao abort(); 27*b758e289SBibo Mao } 28*b758e289SBibo Mao 29*b758e289SBibo Mao lps->dev_fd = ret; 30*b758e289SBibo Mao ret = kvm_device_access(lps->dev_fd, KVM_DEV_LOONGARCH_PCH_PIC_GRP_CTRL, 31*b758e289SBibo Mao KVM_DEV_LOONGARCH_PCH_PIC_CTRL_INIT, 32*b758e289SBibo Mao &pch_pic_base, true, NULL); 33*b758e289SBibo Mao if (ret < 0) { 34*b758e289SBibo Mao fprintf(stderr, "KVM_LOONGARCH_PCH_PIC_INIT failed: %s\n", 35*b758e289SBibo Mao strerror(-ret)); 36*b758e289SBibo Mao abort(); 37*b758e289SBibo Mao } 38*b758e289SBibo Mao } 39