aboutsummaryrefslogtreecommitdiff
path: root/include/exec/ioport.h
diff options
context:
space:
mode:
authorPaolo Bonzini <pbonzini@redhat.com>2012-12-17 18:19:49 +0100
committerPaolo Bonzini <pbonzini@redhat.com>2012-12-19 08:31:31 +0100
commit022c62cbbcf1ff40b23c92874f8670cddfec2414 (patch)
tree3ce0d762aec7ed41ecc486156cffcc0fbbd16d26 /include/exec/ioport.h
parent737e150e89c44c6b33691a627e24bac7fb58f349 (diff)
exec: move include files to include/exec/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'include/exec/ioport.h')
-rw-r--r--include/exec/ioport.h78
1 files changed, 78 insertions, 0 deletions
diff --git a/include/exec/ioport.h b/include/exec/ioport.h
new file mode 100644
index 0000000000..fc28350a3c
--- /dev/null
+++ b/include/exec/ioport.h
@@ -0,0 +1,78 @@
+/*
+ * 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);
+int register_ioport_read(pio_addr_t start, int length, int size,
+ IOPortReadFunc *func, void *opaque);
+int register_ioport_write(pio_addr_t start, int length, int size,
+ IOPortWriteFunc *func, void *opaque);
+void isa_unassign_ioport(pio_addr_t start, int length);
+bool isa_is_ioport_assigned(pio_addr_t start);
+
+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 */