1 | /* |
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" |
22 | #include "chardev/char-fe.h" |
23 | |
24 | #define TYPE_DIGIC_UART "digic-uart" |
25 | #define DIGIC_UART(obj) \ |
26 | OBJECT_CHECK(DigicUartState, (obj), TYPE_DIGIC_UART) |
27 | |
28 | enum { |
29 | R_TX = 0x00, |
30 | R_RX, |
31 | R_ST = (0x14 >> 2), |
32 | R_MAX |
33 | }; |
34 | |
35 | typedef struct DigicUartState { |
36 | /*< private >*/ |
37 | SysBusDevice parent_obj; |
38 | /*< public >*/ |
39 | |
40 | MemoryRegion regs_region; |
41 | CharBackend chr; |
42 | |
43 | uint32_t reg_rx; |
44 | uint32_t reg_st; |
45 | } DigicUartState; |
46 | |
47 | #endif /* HW_CHAR_DIGIC_UART_H */ |
48 | |