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fdc: fix drive property handling. 

Fix the floppy controller init wrappers to set the drive properties
only in case the DriveInfo pointers passed in are non NULL.  This allows
to set the properties using -global.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Signed-off-by: Aurelien Jarno <aurelien@aurel32.net>
(cherry picked from commit 995bf0ca57)
This commit is contained in:
Gerd Hoffmann 2010-03-10 17:30:29 +01:00 committed by Aurelien Jarno
parent c5f5dc5bad
commit 30d061750d
1 changed files with 15 additions and 5 deletions
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20
hw/fdc.c
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@ -1860,8 +1860,12 @@ fdctrl_t *fdctrl_init_isa(DriveInfo **fds)
ISADevice *dev;
dev = isa_create("isa-fdc");
qdev_prop_set_drive(&dev->qdev, "driveA", fds[0]);
qdev_prop_set_drive(&dev->qdev, "driveB", fds[1]);
if (fds[0]) {
qdev_prop_set_drive(&dev->qdev, "driveA", fds[0]);
}
if (fds[1]) {
qdev_prop_set_drive(&dev->qdev, "driveB", fds[1]);
}
if (qdev_init(&dev->qdev) < 0)
return NULL;
return &(DO_UPCAST(fdctrl_isabus_t, busdev, dev)->state);
@ -1879,8 +1883,12 @@ fdctrl_t *fdctrl_init_sysbus(qemu_irq irq, int dma_chann,
sys = DO_UPCAST(fdctrl_sysbus_t, busdev.qdev, dev);
fdctrl = &sys->state;
fdctrl->dma_chann = dma_chann; /* FIXME */
qdev_prop_set_drive(dev, "driveA", fds[0]);
qdev_prop_set_drive(dev, "driveB", fds[1]);
if (fds[0]) {
qdev_prop_set_drive(dev, "driveA", fds[0]);
}
if (fds[1]) {
qdev_prop_set_drive(dev, "driveB", fds[1]);
}
qdev_init_nofail(dev);
sysbus_connect_irq(&sys->busdev, 0, irq);
sysbus_mmio_map(&sys->busdev, 0, mmio_base);
@ -1896,7 +1904,9 @@ fdctrl_t *sun4m_fdctrl_init (qemu_irq irq, target_phys_addr_t io_base,
fdctrl_t *fdctrl;
dev = qdev_create(NULL, "SUNW,fdtwo");
qdev_prop_set_drive(dev, "drive", fds[0]);
if (fds[0]) {
qdev_prop_set_drive(dev, "drive", fds[0]);
}
qdev_init_nofail(dev);
sys = DO_UPCAST(fdctrl_sysbus_t, busdev.qdev, dev);
fdctrl = &sys->state;