hw/ide: Move IDE bus related definitions to a new header ide-bus.h

Let's consolidate the public IDE bus related functions in a separate
header.

Signed-off-by: Thomas Huth <thuth@redhat.com>
Acked-by: Mark Cave-Ayland <mark.cave-ayland@ilande.co.uk>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20240220085505.30255-6-thuth@redhat.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>

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

include/hw/ide/internal.h

@@ -8,16 +8,10 @@
  */
 
 #include "hw/ide.h"
-#include "exec/ioport.h"
-#include "hw/ide/ide-dma.h"
-#include "hw/ide/ide-dev.h"
+#include "hw/ide/ide-bus.h"
 
 /* debug IDE devices */
 #define USE_DMA_CDROM
-#include "qom/object.h"
-
-#define TYPE_IDE_BUS "IDE"
-OBJECT_DECLARE_SIMPLE_TYPE(IDEBus, IDE_BUS)
 
 /* Device/Head ("select") Register */
 #define ATA_DEV_SELECT          0x10
@@ -338,29 +332,6 @@ typedef struct IDEBufferedRequest {
     bool orphaned;
 } IDEBufferedRequest;
 
-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;
-};
-
 /* These are used for the error_status field of IDEBus */
 #define IDE_RETRY_MASK 0xf8
 #define IDE_RETRY_DMA  0x08
@@ -477,15 +448,6 @@ void ide_cancel_dma_sync(IDEState *s);
 void ide_atapi_cmd(IDEState *s);
 void ide_atapi_cmd_reply_end(IDEState *s);
 
-/* hw/ide/qdev.c */
-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);
-
 int ide_handle_rw_error(IDEState *s, int error, int op);
 
 #endif /* HW_IDE_INTERNAL_H */