import

qemu/include/exec/ioport.h

@@ -0,0 +1,59 @@
+/*
+ * 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 */