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Diffstat (limited to 'include/hw/char/bcm2835_aux.h')
-rw-r--r-- | include/hw/char/bcm2835_aux.h | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/include/hw/char/bcm2835_aux.h b/include/hw/char/bcm2835_aux.h new file mode 100644 index 000000000..9e081793a --- /dev/null +++ b/include/hw/char/bcm2835_aux.h @@ -0,0 +1,35 @@ +/* + * Rasperry Pi 2 emulation and refactoring Copyright (c) 2015, Microsoft + * Written by Andrew Baumann + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#ifndef BCM2835_AUX_H +#define BCM2835_AUX_H + +#include "hw/sysbus.h" +#include "chardev/char-fe.h" +#include "qom/object.h" + +#define TYPE_BCM2835_AUX "bcm2835-aux" +OBJECT_DECLARE_SIMPLE_TYPE(BCM2835AuxState, BCM2835_AUX) + +#define BCM2835_AUX_RX_FIFO_LEN 8 + +struct BCM2835AuxState { + /*< private >*/ + SysBusDevice parent_obj; + /*< public >*/ + + MemoryRegion iomem; + CharBackend chr; + qemu_irq irq; + + uint8_t read_fifo[BCM2835_AUX_RX_FIFO_LEN]; + uint8_t read_pos, read_count; + uint8_t ier, iir; +}; + +#endif |