qemu

FORK: QEMU emulator
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bcm2835_mbox.h (833B)

      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