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-rw-r--r--include/hw/ide/ide-bus.h42
1 files changed, 42 insertions, 0 deletions
diff --git a/include/hw/ide/ide-bus.h b/include/hw/ide/ide-bus.h
new file mode 100644
index 0000000000..4841a7dcd6
--- /dev/null
+++ b/include/hw/ide/ide-bus.h
@@ -0,0 +1,42 @@
+#ifndef HW_IDE_BUS_H
+#define HW_IDE_BUS_H
+
+#include "exec/ioport.h"
+#include "hw/ide/ide-dev.h"
+#include "hw/ide/ide-dma.h"
+
+struct IDEBus {
+    BusState qbus;
+    IDEDevice *master;
+    IDEDevice *slave;
+    IDEState ifs[2];
+    QEMUBH *bh;
+
+    int bus_id;
+    int max_units;
+    IDEDMA *dma;
+    uint8_t unit;
+    uint8_t cmd;
+    qemu_irq irq; /* bus output */
+
+    int error_status;
+    uint8_t retry_unit;
+    int64_t retry_sector_num;
+    uint32_t retry_nsector;
+    PortioList portio_list;
+    PortioList portio2_list;
+    VMChangeStateEntry *vmstate;
+};
+
+#define TYPE_IDE_BUS "IDE"
+OBJECT_DECLARE_SIMPLE_TYPE(IDEBus, IDE_BUS)
+
+void ide_bus_init(IDEBus *idebus, size_t idebus_size, DeviceState *dev,
+                  int bus_id, int max_units);
+IDEDevice *ide_bus_create_drive(IDEBus *bus, int unit, DriveInfo *drive);
+
+int ide_get_geometry(BusState *bus, int unit,
+                     int16_t *cyls, int8_t *heads, int8_t *secs);
+int ide_get_bios_chs_trans(BusState *bus, int unit);
+
+#endif