xref: /openbmc/qemu/include/hw/arm/bcm2836.h (revision 542b10bd)
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 */
71