include/hw/arm/bcm2836.h

   1 /*
   2  * Raspberry Pi emulation (c) 2012 Gregory Estrade
   3  * Upstreaming code cleanup [including bcm2835_*] (c) 2013 Jan Petrous
   4  *
   5  * Rasperry Pi 2 emulation and refactoring Copyright (c) 2015, Microsoft
   6  * Written by Andrew Baumann
   7  *
   8  * This work is licensed under the terms of the GNU GPL, version 2 or later.
   9  * See the COPYING file in the top-level directory.
  10  */
  11
  12 #ifndef BCM2836_H
  13 #define BCM2836_H
  14
  15 #include "hw/arm/bcm2835_peripherals.h"
  16 #include "hw/intc/bcm2836_control.h"
  17 #include "target/arm/cpu.h"
  18 #include "qom/object.h"
  19
  20 #define TYPE_BCM283X_BASE "bcm283x-base"
  21 OBJECT_DECLARE_TYPE(BCM283XBaseState, BCM283XBaseClass, BCM283X_BASE)
  22 #define TYPE_BCM283X "bcm283x"
  23 OBJECT_DECLARE_SIMPLE_TYPE(BCM283XState, BCM283X)
  24
  25 #define BCM283X_NCPUS 4
  26
  27 /* These type names are for specific SoCs; other than instantiating
  28  * them, code using these devices should always handle them via the
  29  * BCM283x base class, so they have no BCM2836(obj) etc macros.
  30  */
  31 #define TYPE_BCM2835 "bcm2835"
  32 #define TYPE_BCM2836 "bcm2836"
  33 #define TYPE_BCM2837 "bcm2837"
  34
  35 struct BCM283XBaseState {
  36     /*< private >*/
  37     DeviceState parent_obj;
  38     /*< public >*/
  39
  40     uint32_t enabled_cpus;
  41
  42     struct {
  43         ARMCPU core;
  44     } cpu[BCM283X_NCPUS];
  45     BCM2836ControlState control;
  46 };
  47
  48 struct BCM283XBaseClass {
  49     /*< private >*/
  50     DeviceClass parent_class;
  51     /*< public >*/
  52     const char *name;
  53     const char *cpu_type;
  54     unsigned core_count;
  55     hwaddr peri_base; /* Peripheral base address seen by the CPU */
  56     hwaddr ctrl_base; /* Interrupt controller and mailboxes etc. */
  57     int clusterid;
  58 };
  59
  60 struct BCM283XState {
  61     /*< private >*/
  62     BCM283XBaseState parent_obj;
  63     /*< public >*/
  64     BCM2835PeripheralState peripherals;
  65 };
  66
  67 bool bcm283x_common_realize(DeviceState *dev, BCMSocPeripheralBaseState *ps,
  68                             Error **errp);
  69
  70 #endif /* BCM2836_H */