xref: /openbmc/qemu/include/hw/misc/bcm2835_mbox.h (revision 05caa062)
1 /*
2  * Raspberry Pi emulation (c) 2012 Gregory Estrade
3  *
4  * This work is licensed under the terms of the GNU GPL, version 2 or later.
5  * See the COPYING file in the top-level directory.
6  */
7 
8 #ifndef BCM2835_MBOX_H
9 #define BCM2835_MBOX_H
10 
11 #include "bcm2835_mbox_defs.h"
12 #include "hw/sysbus.h"
13 #include "qom/object.h"
14 
15 #define TYPE_BCM2835_MBOX "bcm2835-mbox"
16 OBJECT_DECLARE_SIMPLE_TYPE(BCM2835MboxState, BCM2835_MBOX)
17 
18 typedef struct {
19     uint32_t reg[MBOX_SIZE];
20     uint32_t count;
21     uint32_t status;
22     uint32_t config;
23 } BCM2835Mbox;
24 
25 struct BCM2835MboxState {
26     /*< private >*/
27     SysBusDevice busdev;
28     /*< public >*/
29     MemoryRegion *mbox_mr;
30     AddressSpace mbox_as;
31     MemoryRegion iomem;
32     qemu_irq arm_irq;
33 
34     bool mbox_irq_disabled;
35     bool available[MBOX_CHAN_COUNT];
36     BCM2835Mbox mbox[2];
37 };
38 
39 #endif
40