historical/m0-applesillicon.git/xnu-qemu-arm64-5.1.0/include/hw/char/digic-uart.h
2024-01-16 11:20:27 -06:00

47 lines
1.1 KiB
C

/*
* Canon DIGIC UART block declarations.
*
* Copyright (C) 2013 Antony Pavlov <antonynpavlov@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
*/
#ifndef HW_CHAR_DIGIC_UART_H
#define HW_CHAR_DIGIC_UART_H
#include "hw/sysbus.h"
#include "chardev/char-fe.h"
#define TYPE_DIGIC_UART "digic-uart"
#define DIGIC_UART(obj) \
OBJECT_CHECK(DigicUartState, (obj), TYPE_DIGIC_UART)
enum {
R_TX = 0x00,
R_RX,
R_ST = (0x14 >> 2),
R_MAX
};
typedef struct DigicUartState {
/*< private >*/
SysBusDevice parent_obj;
/*< public >*/
MemoryRegion regs_region;
CharBackend chr;
uint32_t reg_rx;
uint32_t reg_st;
} DigicUartState;
#endif /* HW_CHAR_DIGIC_UART_H */