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pvpanic: pass configurable ioport to seabios

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This lets seabios patch the corresponding SSDT entry.

Also add fw_cfg object to /machine/fw_cfg so we can reference
it elsewhere.

Signed-off-by: Hu Tao <hutao@cn.fujitsu.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Message-id: 60c65d95fe2b23b12bea67099126566010a11a1a.1366945969.git.hutao@cn.fujitsu.com
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Hu Tao 2013-04-26 11:24:44 +08:00 • committed by Anthony Liguori
parent 1dfe5057e5
commit 10a584b287
2 changed files with 21 additions and 1 deletions
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8
hw/nvram/fw_cfg.c
View file

@ -489,11 +489,17 @@ FWCfgState *fw_cfg_init(uint32_t ctl_port, uint32_t data_port,
dev = qdev_create(NULL, "fw_cfg");
qdev_prop_set_uint32(dev, "ctl_iobase", ctl_port);
qdev_prop_set_uint32(dev, "data_iobase", data_port);
qdev_init_nofail(dev);
d = SYS_BUS_DEVICE(dev);
s = DO_UPCAST(FWCfgState, busdev.qdev, dev);
if (!object_resolve_path("/machine/fw_cfg", NULL)) {
object_property_add_child(qdev_get_machine(), "fw_cfg", OBJECT(s),
NULL);
}
qdev_init_nofail(dev);
if (ctl_addr) {
sysbus_mmio_map(d, 0, ctl_addr);
}