Annotation of qemu/ioport.h, revision 1.1.1.3

1.1       root        1: /*
                      2:  * defines ioport related functions
                      3:  *
                      4:  *  Copyright (c) 2003 Fabrice Bellard
                      5:  *
                      6:  * This library is free software; you can redistribute it and/or
                      7:  * modify it under the terms of the GNU Lesser General Public
                      8:  * License as published by the Free Software Foundation; either
                      9:  * version 2 of the License, or (at your option) any later version.
                     10:  *
                     11:  * This library 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 GNU
                     14:  * Lesser General Public License for more details.
                     15:  *
                     16:  * You should have received a copy of the GNU Lesser General Public
                     17:  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
                     18:  */
                     19: 
                     20: /**************************************************************************
                     21:  * IO ports API
                     22:  */
                     23: 
                     24: #ifndef IOPORT_H
                     25: #define IOPORT_H
                     26: 
                     27: #include "qemu-common.h"
1.1.1.3 ! root       28: #include "iorange.h"
1.1       root       29: 
                     30: typedef uint32_t pio_addr_t;
                     31: #define FMT_pioaddr     PRIx32
                     32: 
                     33: #define MAX_IOPORTS     (64 * 1024)
                     34: #define IOPORTS_MASK    (MAX_IOPORTS - 1)
                     35: 
                     36: /* These should really be in isa.h, but are here to make pc.h happy.  */
                     37: typedef void (IOPortWriteFunc)(void *opaque, uint32_t address, uint32_t data);
                     38: typedef uint32_t (IOPortReadFunc)(void *opaque, uint32_t address);
                     39: 
1.1.1.3 ! root       40: void ioport_register(IORange *iorange);
1.1       root       41: int register_ioport_read(pio_addr_t start, int length, int size,
                     42:                          IOPortReadFunc *func, void *opaque);
                     43: int register_ioport_write(pio_addr_t start, int length, int size,
                     44:                           IOPortWriteFunc *func, void *opaque);
                     45: void isa_unassign_ioport(pio_addr_t start, int length);
                     46: 
                     47: 
1.1.1.2   root       48: void cpu_outb(pio_addr_t addr, uint8_t val);
                     49: void cpu_outw(pio_addr_t addr, uint16_t val);
                     50: void cpu_outl(pio_addr_t addr, uint32_t val);
                     51: uint8_t cpu_inb(pio_addr_t addr);
                     52: uint16_t cpu_inw(pio_addr_t addr);
                     53: uint32_t cpu_inl(pio_addr_t addr);
1.1       root       54: 
                     55: #endif /* IOPORT_H */

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