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Diffstat (limited to 'include/hw/char/renesas_sci.h')
-rw-r--r-- | include/hw/char/renesas_sci.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/include/hw/char/renesas_sci.h b/include/hw/char/renesas_sci.h new file mode 100644 index 0000000000..efdebc620a --- /dev/null +++ b/include/hw/char/renesas_sci.h @@ -0,0 +1,51 @@ +/* + * Renesas Serial Communication Interface + * + * Copyright (c) 2018 Yoshinori Sato + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ + +#ifndef HW_CHAR_RENESAS_SCI_H +#define HW_CHAR_RENESAS_SCI_H + +#include "chardev/char-fe.h" +#include "hw/sysbus.h" + +#define TYPE_RENESAS_SCI "renesas-sci" +#define RSCI(obj) OBJECT_CHECK(RSCIState, (obj), TYPE_RENESAS_SCI) + +enum { + ERI = 0, + RXI = 1, + TXI = 2, + TEI = 3, + SCI_NR_IRQ = 4 +}; + +typedef struct { + /*< private >*/ + SysBusDevice parent_obj; + /*< public >*/ + + MemoryRegion memory; + QEMUTimer timer; + CharBackend chr; + qemu_irq irq[SCI_NR_IRQ]; + + uint8_t smr; + uint8_t brr; + uint8_t scr; + uint8_t tdr; + uint8_t ssr; + uint8_t rdr; + uint8_t scmr; + uint8_t semr; + + uint8_t read_ssr; + int64_t trtime; + int64_t rx_next; + uint64_t input_freq; +} RSCIState; + +#endif |