unicorn/qemu/include/exec/ioport.h
Nguyen Anh Quynh 344d016104 import
2015-08-21 15:04:50 +08:00

60 lines
1.8 KiB
C

/*
* defines ioport related functions
*
* Copyright (c) 2003 Fabrice Bellard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
/**************************************************************************
* IO ports API
*/
#ifndef IOPORT_H
#define IOPORT_H
#include "qemu-common.h"
#include "qom/object.h"
#include "exec/memory.h"
typedef uint32_t pio_addr_t;
#define FMT_pioaddr PRIx32
#define MAX_IOPORTS (64 * 1024)
#define IOPORTS_MASK (MAX_IOPORTS - 1)
typedef struct MemoryRegionPortio {
uint32_t offset;
uint32_t len;
unsigned size;
uint32_t (*read)(void *opaque, uint32_t address);
void (*write)(void *opaque, uint32_t address, uint32_t data);
uint32_t base; /* private field */
} MemoryRegionPortio;
#define PORTIO_END_OF_LIST() { }
#ifndef CONFIG_USER_ONLY
extern const MemoryRegionOps unassigned_io_ops;
#endif
void cpu_outb(struct uc_struct *uc, pio_addr_t addr, uint8_t val);
void cpu_outw(struct uc_struct *uc, pio_addr_t addr, uint16_t val);
void cpu_outl(struct uc_struct *uc, pio_addr_t addr, uint32_t val);
uint8_t cpu_inb(struct uc_struct *uc, pio_addr_t addr);
uint16_t cpu_inw(struct uc_struct *uc, pio_addr_t addr);
uint32_t cpu_inl(struct uc_struct *uc, pio_addr_t addr);
#endif /* IOPORT_H */