1/* 2 * QEMU ARM CPU 3 * 4 * Copyright (c) 2012 SUSE LINUX Products GmbH 5 * 6 * This program is free software; you can redistribute it and/or 7 * modify it under the terms of the GNU General Public License 8 * as published by the Free Software Foundation; either version 2 9 * of the License, or (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, 12 * but WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 14 * GNU General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, see 18 * <http://www.gnu.org/licenses/gpl-2.0.html> 19 */ 20#ifndef QEMU_ARM_CPU_QOM_H 21#define QEMU_ARM_CPU_QOM_H 22 23#include "hw/core/cpu.h" 24#include "qom/object.h" 25 26struct arm_boot_info; 27 28#define TYPE_ARM_CPU "arm-cpu" 29 30OBJECT_DECLARE_TYPE(ARMCPU, ARMCPUClass, 31 ARM_CPU) 32 33#define ARM_CPU_PARENT_CLASS \ 34 object_class_get_parent(object_class_by_name(TYPE_ARM_CPU)) 35 36#define TYPE_ARM_MAX_CPU "max-" TYPE_ARM_CPU 37 38typedef struct ARMCPUInfo { 39 const char *name; 40 void (*initfn)(Object *obj); 41 void (*class_init)(ObjectClass *oc, void *data); 42} ARMCPUInfo; 43 44void arm_cpu_register(const ARMCPUInfo *info); 45void aarch64_cpu_register(const ARMCPUInfo *info); 46 47/** 48 * ARMCPUClass: 49 * @parent_realize: The parent class' realize handler. 50 * @parent_reset: The parent class' reset handler. 51 * 52 * An ARM CPU model. 53 */ 54struct ARMCPUClass { 55 /*< private >*/ 56 CPUClass parent_class; 57 /*< public >*/ 58 59 const ARMCPUInfo *info; 60 DeviceRealize parent_realize; 61 DeviceReset parent_reset; 62}; 63 64 65#define TYPE_AARCH64_CPU "aarch64-cpu" 66typedef struct AArch64CPUClass AArch64CPUClass; 67DECLARE_CLASS_CHECKERS(AArch64CPUClass, AARCH64_CPU, 68 TYPE_AARCH64_CPU) 69 70struct AArch64CPUClass { 71 /*< private >*/ 72 ARMCPUClass parent_class; 73 /*< public >*/ 74}; 75 76void register_cp_regs_for_features(ARMCPU *cpu); 77void init_cpreg_list(ARMCPU *cpu); 78 79/* Callback functions for the generic timer's timers. */ 80void arm_gt_ptimer_cb(void *opaque); 81void arm_gt_vtimer_cb(void *opaque); 82void arm_gt_htimer_cb(void *opaque); 83void arm_gt_stimer_cb(void *opaque); 84void arm_gt_hvtimer_cb(void *opaque); 85 86#define ARM_AFF0_SHIFT 0 87#define ARM_AFF0_MASK (0xFFULL << ARM_AFF0_SHIFT) 88#define ARM_AFF1_SHIFT 8 89#define ARM_AFF1_MASK (0xFFULL << ARM_AFF1_SHIFT) 90#define ARM_AFF2_SHIFT 16 91#define ARM_AFF2_MASK (0xFFULL << ARM_AFF2_SHIFT) 92#define ARM_AFF3_SHIFT 32 93#define ARM_AFF3_MASK (0xFFULL << ARM_AFF3_SHIFT) 94#define ARM_DEFAULT_CPUS_PER_CLUSTER 8 95 96#define ARM32_AFFINITY_MASK (ARM_AFF0_MASK|ARM_AFF1_MASK|ARM_AFF2_MASK) 97#define ARM64_AFFINITY_MASK \ 98 (ARM_AFF0_MASK|ARM_AFF1_MASK|ARM_AFF2_MASK|ARM_AFF3_MASK) 99#define ARM64_AFFINITY_INVALID (~ARM64_AFFINITY_MASK) 100 101#endif 102