Use device ioports to create unique device path.
Signed-off-by: Gleb Natapov <gleb@xxxxxxxxxx>
---
hw/isa-bus.c | 15 +++++++++++++++
1 files changed, 15 insertions(+), 0 deletions(-)
diff --git a/hw/isa-bus.c b/hw/isa-bus.c
index c0ac7e9..741d28e 100644
--- a/hw/isa-bus.c
+++ b/hw/isa-bus.c
@@ -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)
@@ -188,4 +190,17 @@ 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)
--
1.7.1
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