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Add get_fw_dev_path callback to ISA bus in qdev. 

Use device ioports to create unique device path.

Signed-off-by: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
This commit is contained in:
Gleb Natapov 2010-12-08 13:34:57 +02:00 committed by Blue Swirl
parent dee41d58ef
commit 6a26e1197d
1 changed files with 16 additions and 0 deletions
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16
hw/isa-bus.c
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@ -31,11 +31,13 @@ static ISABus *isabus;
target_phys_addr_t isa_mem_base = 0;
static void isabus_dev_print(Monitor *mon, DeviceState *dev, int indent);
static char *isabus_get_fw_dev_path(DeviceState *dev);
static struct BusInfo isa_bus_info = {
.name = "ISA",
.size = sizeof(ISABus),
.print_dev = isabus_dev_print,
.get_fw_dev_path = isabus_get_fw_dev_path,
};
ISABus *isa_bus_new(DeviceState *dev)
@ -185,4 +187,18 @@ static void isabus_register_devices(void)
sysbus_register_withprop(&isabus_bridge_info);
}
static char *isabus_get_fw_dev_path(DeviceState *dev)
{
ISADevice *d = (ISADevice*)dev;
char path[40];
int off;
off = snprintf(path, sizeof(path), "%s", qdev_fw_name(dev));
if (d->nioports) {
snprintf(path + off, sizeof(path) - off, "@%04x", d->ioports[0]);
}
return strdup(path);
}
device_init(isabus_register_devices)