include/hw/intc/arm_gicv3_common.h

   1 /*
   2  * ARM GIC support
   3  *
   4  * Copyright (c) 2012 Linaro Limited
   5  * Copyright (c) 2015 Huawei.
   6  * Written by Peter Maydell
   7  * Extended to 64 cores by Shlomo Pongratz
   8  *
   9  * This program is free software; you can redistribute it and/or modify
  10  * it under the terms of the GNU General Public License as published by
  11  * the Free Software Foundation, either version 2 of the License, or
  12  * (at your option) any later version.
  13  *
  14  * This program is distributed in the hope that it will be useful,
  15  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17  * GNU General Public License for more details.
  18  *
  19  * You should have received a copy of the GNU General Public License along
  20  * with this program; if not, see <http://www.gnu.org/licenses/>.
  21  */
  22
  23 #ifndef HW_ARM_GICV3_COMMON_H
  24 #define HW_ARM_GICV3_COMMON_H
  25
  26 #include "hw/sysbus.h"
  27 #include "hw/intc/arm_gic_common.h"
  28
  29 typedef struct GICv3State {
  30     /*< private >*/
  31     SysBusDevice parent_obj;
  32     /*< public >*/
  33
  34     qemu_irq *parent_irq;
  35     qemu_irq *parent_fiq;
  36
  37     MemoryRegion iomem_dist; /* Distributor */
  38     MemoryRegion iomem_redist; /* Redistributors */
  39
  40     uint32_t num_cpu;
  41     uint32_t num_irq;
  42     uint32_t revision;
  43     bool security_extn;
  44
  45     int dev_fd; /* kvm device fd if backed by kvm vgic support */
  46 } GICv3State;
  47
  48 #define TYPE_ARM_GICV3_COMMON "arm-gicv3-common"
  49 #define ARM_GICV3_COMMON(obj) \
  50      OBJECT_CHECK(GICv3State, (obj), TYPE_ARM_GICV3_COMMON)
  51 #define ARM_GICV3_COMMON_CLASS(klass) \
  52      OBJECT_CLASS_CHECK(ARMGICv3CommonClass, (klass), TYPE_ARM_GICV3_COMMON)
  53 #define ARM_GICV3_COMMON_GET_CLASS(obj) \
  54      OBJECT_GET_CLASS(ARMGICv3CommonClass, (obj), TYPE_ARM_GICV3_COMMON)
  55
  56 typedef struct ARMGICv3CommonClass {
  57     /*< private >*/
  58     SysBusDeviceClass parent_class;
  59     /*< public >*/
  60
  61     void (*pre_save)(GICv3State *s);
  62     void (*post_load)(GICv3State *s);
  63 } ARMGICv3CommonClass;
  64
  65 void gicv3_init_irqs_and_mmio(GICv3State *s, qemu_irq_handler handler,
  66                               const MemoryRegionOps *ops);
  67
  68 #endif