From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/include/exec/ioport.h | 80 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 80 insertions(+) create mode 100644 qemu/include/exec/ioport.h (limited to 'qemu/include/exec/ioport.h') diff --git a/qemu/include/exec/ioport.h b/qemu/include/exec/ioport.h new file mode 100644 index 000000000..3bd672262 --- /dev/null +++ b/qemu/include/exec/ioport.h @@ -0,0 +1,80 @@ +/* + * 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 . + */ + +/************************************************************************** + * 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(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); + +typedef struct PortioList { + const struct MemoryRegionPortio *ports; + Object *owner; + struct MemoryRegion *address_space; + unsigned nr; + struct MemoryRegion **regions; + void *opaque; + const char *name; + bool flush_coalesced_mmio; +} PortioList; + +void portio_list_init(PortioList *piolist, Object *owner, + const struct MemoryRegionPortio *callbacks, + void *opaque, const char *name); +void portio_list_set_flush_coalesced(PortioList *piolist); +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 */ -- cgit 1.2.3-korg