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/*
* 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 "exec/iorange.h"
typedef uint32_t pio_addr_t;
#define FMT_pioaddr PRIx32
#define MAX_IOPORTS (64 * 1024)
#define IOPORTS_MASK (MAX_IOPORTS - 1)
/* These should really be in isa.h, but are here to make pc.h happy. */
typedef void (IOPortWriteFunc)(void *opaque, uint32_t address, uint32_t data);
typedef uint32_t (IOPortReadFunc)(void *opaque, uint32_t address);
typedef void (IOPortDestructor)(void *opaque);
void ioport_register(IORange *iorange);
void isa_unassign_ioport(pio_addr_t start, int length);
void cpu_outb(pio_addr_t addr, uint8_t val);
void cpu_outw(pio_addr_t addr, uint16_t val);
void cpu_outl(pio_addr_t addr, uint32_t val);
uint8_t cpu_inb(pio_addr_t addr);
uint16_t cpu_inw(pio_addr_t addr);
uint32_t cpu_inl(pio_addr_t addr);
struct MemoryRegion;
struct MemoryRegionPortio;
typedef struct PortioList {
const struct MemoryRegionPortio *ports;
struct MemoryRegion *address_space;
unsigned nr;
struct MemoryRegion **regions;
struct MemoryRegion **aliases;
void *opaque;
const char *name;
} PortioList;
void portio_list_init(PortioList *piolist,
const struct MemoryRegionPortio *callbacks,
void *opaque, const char *name);
void portio_list_destroy(PortioList *piolist);
void portio_list_add(PortioList *piolist,
struct MemoryRegion *address_space,
uint32_t addr);
void portio_list_del(PortioList *piolist);
#endif /* IOPORT_H */
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