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Antony Pavlov142593c2013-12-17 19:42:37 +00001/*
2 * Canon DIGIC UART block declarations.
3 *
4 * Copyright (C) 2013 Antony Pavlov <antonynpavlov@gmail.com>
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 */
17
18#ifndef HW_CHAR_DIGIC_UART_H
19#define HW_CHAR_DIGIC_UART_H
20
21#include "hw/sysbus.h"
Marc-André Lureau4d43a602017-01-26 18:26:44 +040022#include "chardev/char-fe.h"
Eduardo Habkostdb1015e2020-09-03 16:43:22 -040023#include "qom/object.h"
Antony Pavlov142593c2013-12-17 19:42:37 +000024
25#define TYPE_DIGIC_UART "digic-uart"
Eduardo Habkost80633962020-09-16 14:25:19 -040026OBJECT_DECLARE_SIMPLE_TYPE(DigicUartState, DIGIC_UART)
Antony Pavlov142593c2013-12-17 19:42:37 +000027
28enum {
29 R_TX = 0x00,
30 R_RX,
31 R_ST = (0x14 >> 2),
32 R_MAX
33};
34
Eduardo Habkostdb1015e2020-09-03 16:43:22 -040035struct DigicUartState {
Antony Pavlov142593c2013-12-17 19:42:37 +000036 /*< private >*/
37 SysBusDevice parent_obj;
38 /*< public >*/
39
40 MemoryRegion regs_region;
Marc-André Lureaubecdfa02016-10-22 12:52:51 +030041 CharBackend chr;
Antony Pavlov142593c2013-12-17 19:42:37 +000042
43 uint32_t reg_rx;
44 uint32_t reg_st;
Eduardo Habkostdb1015e2020-09-03 16:43:22 -040045};
Antony Pavlov142593c2013-12-17 19:42:37 +000046
47#endif /* HW_CHAR_DIGIC_UART_H */