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 ARMCPUInfo; 39 40 /** 41 * ARMCPUClass: 42 * @parent_realize: The parent class' realize handler. 43 * @parent_reset: The parent class' reset handler. 44 * 45 * An ARM CPU model. 46 */ 47 typedef struct ARMCPUClass { 48 /*< private >*/ 49 CPUClass parent_class; 50 /*< public >*/ 51 52 const ARMCPUInfo *info; 53 DeviceRealize parent_realize; 54 DeviceReset parent_reset; 55 } ARMCPUClass; 56 57 typedef struct ARMCPU ARMCPU; 58 59 #define TYPE_AARCH64_CPU "aarch64-cpu" 60 #define AARCH64_CPU_CLASS(klass) \ 61 OBJECT_CLASS_CHECK(AArch64CPUClass, (klass), TYPE_AARCH64_CPU) 62 #define AARCH64_CPU_GET_CLASS(obj) \ 63 OBJECT_GET_CLASS(AArch64CPUClass, (obj), TYPE_AArch64_CPU) 64 65 typedef struct AArch64CPUClass { 66 /*< private >*/ 67 ARMCPUClass parent_class; 68 /*< public >*/ 69 } AArch64CPUClass; 70 71 void register_cp_regs_for_features(ARMCPU *cpu); 72 void init_cpreg_list(ARMCPU *cpu); 73 74 /* Callback functions for the generic timer's timers. */ 75 void arm_gt_ptimer_cb(void *opaque); 76 void arm_gt_vtimer_cb(void *opaque); 77 void arm_gt_htimer_cb(void *opaque); 78 void arm_gt_stimer_cb(void *opaque); 79 void arm_gt_hvtimer_cb(void *opaque); 80 81 #define ARM_AFF0_SHIFT 0 82 #define ARM_AFF0_MASK (0xFFULL << ARM_AFF0_SHIFT) 83 #define ARM_AFF1_SHIFT 8 84 #define ARM_AFF1_MASK (0xFFULL << ARM_AFF1_SHIFT) 85 #define ARM_AFF2_SHIFT 16 86 #define ARM_AFF2_MASK (0xFFULL << ARM_AFF2_SHIFT) 87 #define ARM_AFF3_SHIFT 32 88 #define ARM_AFF3_MASK (0xFFULL << ARM_AFF3_SHIFT) 89 #define ARM_DEFAULT_CPUS_PER_CLUSTER 8 90 91 #define ARM32_AFFINITY_MASK (ARM_AFF0_MASK|ARM_AFF1_MASK|ARM_AFF2_MASK) 92 #define ARM64_AFFINITY_MASK \ 93 (ARM_AFF0_MASK|ARM_AFF1_MASK|ARM_AFF2_MASK|ARM_AFF3_MASK) 94 #define ARM64_AFFINITY_INVALID (~ARM64_AFFINITY_MASK) 95 96 #endif 97