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 25 struct arm_boot_info; 26 27 #define TYPE_ARM_CPU "arm-cpu" 28 29 #define ARM_CPU_CLASS(klass) \ 30 OBJECT_CLASS_CHECK(ARMCPUClass, (klass), TYPE_ARM_CPU) 31 #define ARM_CPU(obj) \ 32 OBJECT_CHECK(ARMCPU, (obj), TYPE_ARM_CPU) 33 #define ARM_CPU_GET_CLASS(obj) \ 34 OBJECT_GET_CLASS(ARMCPUClass, (obj), TYPE_ARM_CPU) 35 36 #define TYPE_ARM_MAX_CPU "max-" TYPE_ARM_CPU 37 38 typedef struct ARMCPUInfo { 39 const char *name; 40 void (*initfn)(Object *obj); 41 void (*class_init)(ObjectClass *oc, void *data); 42 } ARMCPUInfo; 43 44 void arm_cpu_register(const ARMCPUInfo *info); 45 void 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 */ 54 typedef struct ARMCPUClass { 55 /*< private >*/ 56 CPUClass parent_class; 57 /*< public >*/ 58 59 const ARMCPUInfo *info; 60 DeviceRealize parent_realize; 61 DeviceReset parent_reset; 62 } ARMCPUClass; 63 64 typedef struct ARMCPU ARMCPU; 65 66 #define TYPE_AARCH64_CPU "aarch64-cpu" 67 #define AARCH64_CPU_CLASS(klass) \ 68 OBJECT_CLASS_CHECK(AArch64CPUClass, (klass), TYPE_AARCH64_CPU) 69 #define AARCH64_CPU_GET_CLASS(obj) \ 70 OBJECT_GET_CLASS(AArch64CPUClass, (obj), TYPE_AARCH64_CPU) 71 72 typedef struct AArch64CPUClass { 73 /*< private >*/ 74 ARMCPUClass parent_class; 75 /*< public >*/ 76 } AArch64CPUClass; 77 78 void register_cp_regs_for_features(ARMCPU *cpu); 79 void init_cpreg_list(ARMCPU *cpu); 80 81 /* Callback functions for the generic timer's timers. */ 82 void arm_gt_ptimer_cb(void *opaque); 83 void arm_gt_vtimer_cb(void *opaque); 84 void arm_gt_htimer_cb(void *opaque); 85 void arm_gt_stimer_cb(void *opaque); 86 void arm_gt_hvtimer_cb(void *opaque); 87 88 #define ARM_AFF0_SHIFT 0 89 #define ARM_AFF0_MASK (0xFFULL << ARM_AFF0_SHIFT) 90 #define ARM_AFF1_SHIFT 8 91 #define ARM_AFF1_MASK (0xFFULL << ARM_AFF1_SHIFT) 92 #define ARM_AFF2_SHIFT 16 93 #define ARM_AFF2_MASK (0xFFULL << ARM_AFF2_SHIFT) 94 #define ARM_AFF3_SHIFT 32 95 #define ARM_AFF3_MASK (0xFFULL << ARM_AFF3_SHIFT) 96 #define ARM_DEFAULT_CPUS_PER_CLUSTER 8 97 98 #define ARM32_AFFINITY_MASK (ARM_AFF0_MASK|ARM_AFF1_MASK|ARM_AFF2_MASK) 99 #define ARM64_AFFINITY_MASK \ 100 (ARM_AFF0_MASK|ARM_AFF1_MASK|ARM_AFF2_MASK|ARM_AFF3_MASK) 101 #define ARM64_AFFINITY_INVALID (~ARM64_AFFINITY_MASK) 102 103 #endif 104