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-rw-r--r--hw/fdc.c24
-rw-r--r--hw/fdc.h24
-rw-r--r--hw/ide/core.c21
-rw-r--r--hw/ide/piix.c3
-rw-r--r--hw/isa.h2
-rw-r--r--hw/pc_sysfw.c1
-rw-r--r--hw/scsi-disk.c3
-rw-r--r--hw/xen_devconfig.c13
-rw-r--r--hw/xen_disk.c3
-rw-r--r--hw/xtensa_lx60.c1
10 files changed, 56 insertions, 39 deletions
diff --git a/hw/fdc.c b/hw/fdc.c
index 30d34e3f1d..78b4e3309c 100644
--- a/hw/fdc.c
+++ b/hw/fdc.c
@@ -159,6 +159,10 @@ static int fd_seek(FDrive *drv, uint8_t head, uint8_t track, uint8_t sect,
         drv->sect = sect;
     }
 
+    if (drv->bs == NULL || !bdrv_is_inserted(drv->bs)) {
+        ret = 2;
+    }
+
     return ret;
 }
 
@@ -1888,6 +1892,26 @@ static int fdctrl_connect_drives(FDCtrl *fdctrl)
     return 0;
 }
 
+ISADevice *fdctrl_init_isa(ISABus *bus, DriveInfo **fds)
+{
+    ISADevice *dev;
+
+    dev = isa_try_create(bus, "isa-fdc");
+    if (!dev) {
+        return NULL;
+    }
+
+    if (fds[0]) {
+        qdev_prop_set_drive_nofail(&dev->qdev, "driveA", fds[0]->bdrv);
+    }
+    if (fds[1]) {
+        qdev_prop_set_drive_nofail(&dev->qdev, "driveB", fds[1]->bdrv);
+    }
+    qdev_init_nofail(&dev->qdev);
+
+    return dev;
+}
+
 void fdctrl_init_sysbus(qemu_irq irq, int dma_chann,
                         target_phys_addr_t mmio_base, DriveInfo **fds)
 {
diff --git a/hw/fdc.h b/hw/fdc.h
index 55a8d732c1..1b32b17bef 100644
--- a/hw/fdc.h
+++ b/hw/fdc.h
@@ -1,32 +1,12 @@
 #ifndef HW_FDC_H
 #define HW_FDC_H
 
-#include "isa.h"
-#include "blockdev.h"
+#include "qemu-common.h"
 
 /* fdc.c */
 #define MAX_FD 2
 
-static inline ISADevice *fdctrl_init_isa(ISABus *bus, DriveInfo **fds)
-{
-    ISADevice *dev;
-
-    dev = isa_try_create(bus, "isa-fdc");
-    if (!dev) {
-        return NULL;
-    }
-
-    if (fds[0]) {
-        qdev_prop_set_drive_nofail(&dev->qdev, "driveA", fds[0]->bdrv);
-    }
-    if (fds[1]) {
-        qdev_prop_set_drive_nofail(&dev->qdev, "driveB", fds[1]->bdrv);
-    }
-    qdev_init_nofail(&dev->qdev);
-
-    return dev;
-}
-
+ISADevice *fdctrl_init_isa(ISABus *bus, DriveInfo **fds);
 void fdctrl_init_sysbus(qemu_irq irq, int dma_chann,
                         target_phys_addr_t mmio_base, DriveInfo **fds);
 void sun4m_fdctrl_init(qemu_irq irq, target_phys_addr_t io_base,
diff --git a/hw/ide/core.c b/hw/ide/core.c
index 9785d5f713..f28229a193 100644
--- a/hw/ide/core.c
+++ b/hw/ide/core.c
@@ -1047,6 +1047,7 @@ static bool ide_cmd_permitted(IDEState *s, uint32_t cmd)
 
 void ide_exec_cmd(IDEBus *bus, uint32_t val)
 {
+    uint16_t *identify_data;
     IDEState *s;
     int n;
     int lba48 = 0;
@@ -1231,10 +1232,21 @@ void ide_exec_cmd(IDEBus *bus, uint32_t val)
             goto abort_cmd;
         /* XXX: valid for CDROM ? */
         switch(s->feature) {
-        case 0xcc: /* reverting to power-on defaults enable */
-        case 0x66: /* reverting to power-on defaults disable */
         case 0x02: /* write cache enable */
+            bdrv_set_enable_write_cache(s->bs, true);
+            identify_data = (uint16_t *)s->identify_data;
+            put_le16(identify_data + 85, (1 << 14) | (1 << 5) | 1);
+            s->status = READY_STAT | SEEK_STAT;
+            ide_set_irq(s->bus);
+            break;
         case 0x82: /* write cache disable */
+            bdrv_set_enable_write_cache(s->bs, false);
+            identify_data = (uint16_t *)s->identify_data;
+            put_le16(identify_data + 85, (1 << 14) | 1);
+            ide_flush_cache(s);
+            break;
+        case 0xcc: /* reverting to power-on defaults enable */
+        case 0x66: /* reverting to power-on defaults disable */
         case 0xaa: /* read look-ahead enable */
         case 0x55: /* read look-ahead disable */
         case 0x05: /* set advanced power management mode */
@@ -1250,7 +1262,7 @@ void ide_exec_cmd(IDEBus *bus, uint32_t val)
             break;
         case 0x03: { /* set transfer mode */
 		uint8_t val = s->nsector & 0x07;
-            uint16_t *identify_data = (uint16_t *)s->identify_data;
+		identify_data = (uint16_t *)s->identify_data;
 
 		switch (s->nsector >> 3) {
 		case 0x00: /* pio default */
@@ -2146,6 +2158,9 @@ static int ide_drive_post_load(void *opaque, int version_id)
             s->cdrom_changed = 1;
         }
     }
+    if (s->identify_set) {
+        bdrv_set_enable_write_cache(s->bs, !!(s->identify_data[85] & (1 << 5)));
+    }
     return 0;
 }
 
diff --git a/hw/ide/piix.c b/hw/ide/piix.c
index bcaa400e2d..f5a74c293a 100644
--- a/hw/ide/piix.c
+++ b/hw/ide/piix.c
@@ -22,11 +22,12 @@
  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
  * THE SOFTWARE.
  */
+
 #include <hw/hw.h>
 #include <hw/pc.h>
 #include <hw/pci.h>
 #include <hw/isa.h>
-#include "block.h"
+#include "blockdev.h"
 #include "sysemu.h"
 #include "dma.h"
 
diff --git a/hw/isa.h b/hw/isa.h
index f7bc4b5a95..6c6fd7fac9 100644
--- a/hw/isa.h
+++ b/hw/isa.h
@@ -9,8 +9,6 @@
 
 #define ISA_NUM_IRQS 16
 
-typedef struct ISADevice ISADevice;
-
 #define TYPE_ISA_DEVICE "isa-device"
 #define ISA_DEVICE(obj) \
      OBJECT_CHECK(ISADevice, (obj), TYPE_ISA_DEVICE)
diff --git a/hw/pc_sysfw.c b/hw/pc_sysfw.c
index f0d7c21b5c..b45f0acc7d 100644
--- a/hw/pc_sysfw.c
+++ b/hw/pc_sysfw.c
@@ -23,6 +23,7 @@
  * THE SOFTWARE.
  */
 
+#include "blockdev.h"
 #include "sysbus.h"
 #include "hw.h"
 #include "pc.h"
diff --git a/hw/scsi-disk.c b/hw/scsi-disk.c
index 1691491c03..9197b08d84 100644
--- a/hw/scsi-disk.c
+++ b/hw/scsi-disk.c
@@ -34,7 +34,6 @@ do { printf("scsi-disk: " fmt , ## __VA_ARGS__); } while (0)
 #include "scsi-defs.h"
 #include "sysemu.h"
 #include "blockdev.h"
-#include "block_int.h"
 #include "dma.h"
 
 #ifdef __linux
@@ -1889,7 +1888,7 @@ static SCSIRequest *scsi_block_new_request(SCSIDevice *d, uint32_t tag,
 	 * ones (such as WRITE SAME or EXTENDED COPY, etc.).  So, without
 	 * O_DIRECT everything must go through SG_IO.
          */
-        if (!(s->qdev.conf.bs->open_flags & BDRV_O_NOCACHE)) {
+        if (bdrv_get_flags(s->qdev.conf.bs) & BDRV_O_NOCACHE) {
             break;
         }
 
diff --git a/hw/xen_devconfig.c b/hw/xen_devconfig.c
index 41accbbfa9..0928613b55 100644
--- a/hw/xen_devconfig.c
+++ b/hw/xen_devconfig.c
@@ -1,6 +1,5 @@
 #include "xen_backend.h"
 #include "blockdev.h"
-#include "block_int.h" /* XXX */
 
 /* ------------------------------------------------------------- */
 
@@ -94,16 +93,16 @@ static int xen_config_dev_all(char *fe, char *be)
 
 int xen_config_dev_blk(DriveInfo *disk)
 {
-    char fe[256], be[256];
+    char fe[256], be[256], device_name[32];
     int vdev = 202 * 256 + 16 * disk->unit;
     int cdrom = disk->media_cd;
     const char *devtype = cdrom ? "cdrom" : "disk";
     const char *mode    = cdrom ? "r"     : "w";
+    const char *filename = qemu_opt_get(disk->opts, "file");
 
-    snprintf(disk->bdrv->device_name, sizeof(disk->bdrv->device_name),
-	     "xvd%c", 'a' + disk->unit);
+    snprintf(device_name, sizeof(device_name), "xvd%c", 'a' + disk->unit);
     xen_be_printf(NULL, 1, "config disk %d [%s]: %s\n",
-                  disk->unit, disk->bdrv->device_name, disk->bdrv->filename);
+                  disk->unit, device_name, filename);
     xen_config_dev_dirs("vbd", "qdisk", vdev, fe, be, sizeof(fe));
 
     /* frontend */
@@ -111,9 +110,9 @@ int xen_config_dev_blk(DriveInfo *disk)
     xenstore_write_str(fe, "device-type",     devtype);
 
     /* backend */
-    xenstore_write_str(be, "dev",             disk->bdrv->device_name);
+    xenstore_write_str(be, "dev",             device_name);
     xenstore_write_str(be, "type",            "file");
-    xenstore_write_str(be, "params",          disk->bdrv->filename);
+    xenstore_write_str(be, "params",          filename);
     xenstore_write_str(be, "mode",            mode);
 
     /* common stuff */
diff --git a/hw/xen_disk.c b/hw/xen_disk.c
index de7e8a4a5c..fb68ed9bbf 100644
--- a/hw/xen_disk.c
+++ b/hw/xen_disk.c
@@ -40,7 +40,6 @@
 #include <xen/io/xenbus.h>
 
 #include "hw.h"
-#include "block_int.h"
 #include "qemu-char.h"
 #include "xen_blkif.h"
 #include "xen_backend.h"
@@ -650,7 +649,7 @@ static int blk_init(struct XenDevice *xendev)
     if (blkdev->file_size < 0) {
         xen_be_printf(&blkdev->xendev, 1, "bdrv_getlength: %d (%s) | drv %s\n",
                       (int)blkdev->file_size, strerror(-blkdev->file_size),
-                      blkdev->bs->drv ? blkdev->bs->drv->format_name : "-");
+                      bdrv_get_format_name(blkdev->bs) ?: "-");
         blkdev->file_size = 0;
     }
 
diff --git a/hw/xtensa_lx60.c b/hw/xtensa_lx60.c
index b153bfdddf..152eed95d8 100644
--- a/hw/xtensa_lx60.c
+++ b/hw/xtensa_lx60.c
@@ -34,6 +34,7 @@
 #include "pc.h"
 #include "sysbus.h"
 #include "flash.h"
+#include "blockdev.h"
 #include "xtensa_bootparam.h"
 
 typedef struct LxBoardDesc {