blockdev: Collect block device code in new blockdev.c

Anything that moves hundreds of lines out of vl.c can't be all bad.

Signed-off-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>

Makefile.objs

@@ -44,7 +44,7 @@ fsdev-obj-$(CONFIG_LINUX) += $(addprefix fsdev/, $(fsdev-nested-y))
 # system emulation, i.e. a single QEMU executable should support all
 # CPUs and machines.
 
-common-obj-y = $(block-obj-y)
+common-obj-y = $(block-obj-y) blockdev.o
 common-obj-y += $(net-obj-y)
 common-obj-y += $(qobject-obj-y)
 common-obj-$(CONFIG_LINUX) += $(fsdev-obj-$(CONFIG_LINUX))

blockdev.h

@@ -0,0 +1,71 @@
+/*
+ * QEMU host block devices
+ *
+ * Copyright (c) 2003-2008 Fabrice Bellard
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or
+ * later.  See the COPYING file in the top-level directory.
+ */
+
+#ifndef BLOCKDEV_H
+#define BLOCKDEV_H
+
+#include "block.h"
+#include "qemu-queue.h"
+
+typedef enum {
+    IF_NONE,
+    IF_IDE, IF_SCSI, IF_FLOPPY, IF_PFLASH, IF_MTD, IF_SD, IF_VIRTIO, IF_XEN,
+    IF_COUNT
+} BlockInterfaceType;
+
+typedef enum {
+    BLOCK_ERR_REPORT, BLOCK_ERR_IGNORE, BLOCK_ERR_STOP_ENOSPC,
+    BLOCK_ERR_STOP_ANY
+} BlockInterfaceErrorAction;
+
+#define BLOCK_SERIAL_STRLEN 20
+
+typedef struct DriveInfo {
+    BlockDriverState *bdrv;
+    char *id;
+    const char *devaddr;
+    BlockInterfaceType type;
+    int bus;
+    int unit;
+    QemuOpts *opts;
+    BlockInterfaceErrorAction on_read_error;
+    BlockInterfaceErrorAction on_write_error;
+    char serial[BLOCK_SERIAL_STRLEN + 1];
+    QTAILQ_ENTRY(DriveInfo) next;
+} DriveInfo;
+
+#define MAX_IDE_DEVS	2
+#define MAX_SCSI_DEVS	7
+
+extern QTAILQ_HEAD(drivelist, DriveInfo) drives;
+
+extern DriveInfo *drive_get(BlockInterfaceType type, int bus, int unit);
+extern DriveInfo *drive_get_by_id(const char *id);
+extern int drive_get_max_bus(BlockInterfaceType type);
+extern void drive_uninit(DriveInfo *dinfo);
+extern const char *drive_get_serial(BlockDriverState *bdrv);
+
+extern BlockInterfaceErrorAction drive_get_on_error(
+    BlockDriverState *bdrv, int is_read);
+
+extern QemuOpts *drive_add(const char *file, const char *fmt, ...);
+extern DriveInfo *drive_init(QemuOpts *arg, int default_to_scsi,
+                             int *fatal_error);
+
+/* device-hotplug */
+
+DriveInfo *add_init_drive(const char *opts);
+
+void do_commit(Monitor *mon, const QDict *qdict);
+int do_eject(Monitor *mon, const QDict *qdict, QObject **ret_data);
+int do_block_set_passwd(Monitor *mon, const QDict *qdict, QObject **ret_data);
+int do_change_block(Monitor *mon, const char *device,
+                    const char *filename, const char *fmt);
+
+#endif

hw/acpi_piix4.c

@@ -21,6 +21,7 @@
 #include "pm_smbus.h"
 #include "pci.h"
 #include "acpi.h"
+#include "sysemu.h"
 
 //#define DEBUG
 

hw/apb_pci.c

@@ -31,6 +31,7 @@
 #include "pci_host.h"
 #include "rwhandler.h"
 #include "apb_pci.h"
+#include "sysemu.h"
 
 /* debug APB */
 //#define DEBUG_APB

hw/device-hotplug.c

@@ -25,8 +25,6 @@
 #include "hw.h"
 #include "boards.h"
 #include "net.h"
-#include "block_int.h"
-#include "sysemu.h"
 
 DriveInfo *add_init_drive(const char *optstr)
 {

hw/fdc.c

@@ -29,7 +29,6 @@
 
 #include "hw.h"
 #include "fdc.h"
-#include "block.h"
 #include "qemu-timer.h"
 #include "isa.h"
 #include "sysbus.h"

hw/fdc.h

@@ -2,7 +2,7 @@
 #define HW_FDC_H
 
 /* fdc.c */
-#include "sysemu.h"
+#include "blockdev.h"
 #define MAX_FD 2
 
 typedef struct FDCtrl FDCtrl;

hw/ide/core.c

@@ -26,8 +26,6 @@
 #include <hw/pc.h>
 #include <hw/pci.h>
 #include <hw/scsi.h>
-#include "block.h"
-#include "block_int.h"
 #include "qemu-timer.h"
 #include "sysemu.h"
 #include "dma.h"

hw/ide/qdev.c

@@ -17,7 +17,6 @@
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
 #include <hw/hw.h>
-#include "sysemu.h"
 #include "dma.h"
 
 #include <hw/ide/internal.h>

hw/lan9118.c

@@ -10,6 +10,7 @@
 #include "sysbus.h"
 #include "net.h"
 #include "devices.h"
+#include "sysemu.h"
 /* For crc32 */
 #include <zlib.h>
 

hw/nand.c

@@ -13,9 +13,8 @@
 
 # include "hw.h"
 # include "flash.h"
-# include "block.h"
+# include "blockdev.h"
 /* FIXME: Pass block device as an argument.  */
-# include "sysemu.h"
 
 # define NAND_CMD_READ0		0x00
 # define NAND_CMD_READ1		0x01

hw/omap2.c

@@ -17,6 +17,8 @@
  * You should have received a copy of the GNU General Public License along
  * with this program; if not, see <http://www.gnu.org/licenses/>.
  */
+
+#include "blockdev.h"
 #include "hw.h"
 #include "arm-misc.h"
 #include "omap.h"

hw/onenand.c

@@ -21,8 +21,7 @@
 #include "qemu-common.h"
 #include "flash.h"
 #include "irq.h"
-#include "sysemu.h"
+#include "blockdev.h"
-#include "block.h"
 
 /* 11 for 2kB-page OneNAND ("2nd generation") and 10 for 1kB-page chips */
 #define PAGE_SHIFT	11

hw/parallel.c

@@ -26,6 +26,7 @@
 #include "qemu-char.h"
 #include "isa.h"
 #include "pc.h"
+#include "sysemu.h"
 
 //#define DEBUG_PARALLEL
 

hw/pc.c

@@ -35,6 +35,7 @@
 #include "elf.h"
 #include "multiboot.h"
 #include "mc146818rtc.h"
+#include "sysemu.h"
 
 /* output Bochs bios info messages */
 //#define DEBUG_BIOS

hw/pc_piix.c

@@ -32,6 +32,7 @@
 #include "boards.h"
 #include "ide.h"
 #include "kvm.h"
+#include "sysemu.h"
 
 #define MAX_IDE_BUS 2
 

hw/pci-hotplug.c

@@ -26,10 +26,8 @@
 #include "boards.h"
 #include "pci.h"
 #include "net.h"
-#include "sysemu.h"
 #include "pc.h"
 #include "monitor.h"
-#include "block_int.h"
 #include "scsi.h"
 #include "virtio-blk.h"
 #include "qemu-config.h"

hw/pcmcia.h

@@ -1,7 +1,7 @@
 /* PCMCIA/Cardbus */
 
 #include "qemu-common.h"
-#include "sysemu.h"
+#include "blockdev.h"
 
 typedef struct {
     qemu_irq irq;

hw/qdev-properties.c

@@ -1,4 +1,3 @@
-#include "sysemu.h"
 #include "net.h"
 #include "qdev.h"
 #include "qerror.h"