diff options
Diffstat (limited to 'hw/core/qdev.c')
| -rw-r--r-- | hw/core/qdev.c | 174 |
1 files changed, 0 insertions, 174 deletions
diff --git a/hw/core/qdev.c b/hw/core/qdev.c index 7f06403752..1e38f99724 100644 --- a/hw/core/qdev.c +++ b/hw/core/qdev.c @@ -436,180 +436,6 @@ BusState *qdev_get_parent_bus(DeviceState *dev) return dev->parent_bus; } -static NamedGPIOList *qdev_get_named_gpio_list(DeviceState *dev, - const char *name) -{ - NamedGPIOList *ngl; - - QLIST_FOREACH(ngl, &dev->gpios, node) { - /* NULL is a valid and matchable name. */ - if (g_strcmp0(name, ngl->name) == 0) { - return ngl; - } - } - - ngl = g_malloc0(sizeof(*ngl)); - ngl->name = g_strdup(name); - QLIST_INSERT_HEAD(&dev->gpios, ngl, node); - return ngl; -} - -void qdev_init_gpio_in_named_with_opaque(DeviceState *dev, - qemu_irq_handler handler, - void *opaque, - const char *name, int n) -{ - int i; - NamedGPIOList *gpio_list = qdev_get_named_gpio_list(dev, name); - - assert(gpio_list->num_out == 0 || !name); - gpio_list->in = qemu_extend_irqs(gpio_list->in, gpio_list->num_in, handler, - opaque, n); - - if (!name) { - name = "unnamed-gpio-in"; - } - for (i = gpio_list->num_in; i < gpio_list->num_in + n; i++) { - gchar *propname = g_strdup_printf("%s[%u]", name, i); - - object_property_add_child(OBJECT(dev), propname, - OBJECT(gpio_list->in[i])); - g_free(propname); - } - - gpio_list->num_in += n; -} - -void qdev_init_gpio_in(DeviceState *dev, qemu_irq_handler handler, int n) -{ - qdev_init_gpio_in_named(dev, handler, NULL, n); -} - -void qdev_init_gpio_out_named(DeviceState *dev, qemu_irq *pins, - const char *name, int n) -{ - int i; - NamedGPIOList *gpio_list = qdev_get_named_gpio_list(dev, name); - - assert(gpio_list->num_in == 0 || !name); - - if (!name) { - name = "unnamed-gpio-out"; - } - memset(pins, 0, sizeof(*pins) * n); - for (i = 0; i < n; ++i) { - gchar *propname = g_strdup_printf("%s[%u]", name, - gpio_list->num_out + i); - - object_property_add_link(OBJECT(dev), propname, TYPE_IRQ, - (Object **)&pins[i], - object_property_allow_set_link, - OBJ_PROP_LINK_STRONG); - g_free(propname); - } - gpio_list->num_out += n; -} - -void qdev_init_gpio_out(DeviceState *dev, qemu_irq *pins, int n) -{ - qdev_init_gpio_out_named(dev, pins, NULL, n); -} - -qemu_irq qdev_get_gpio_in_named(DeviceState *dev, const char *name, int n) -{ - NamedGPIOList *gpio_list = qdev_get_named_gpio_list(dev, name); - - assert(n >= 0 && n < gpio_list->num_in); - return gpio_list->in[n]; -} - -qemu_irq qdev_get_gpio_in(DeviceState *dev, int n) -{ - return qdev_get_gpio_in_named(dev, NULL, n); -} - -void qdev_connect_gpio_out_named(DeviceState *dev, const char *name, int n, - qemu_irq pin) -{ - char *propname = g_strdup_printf("%s[%d]", - name ? name : "unnamed-gpio-out", n); - if (pin && !OBJECT(pin)->parent) { - /* We need a name for object_property_set_link to work */ - object_property_add_child(container_get(qdev_get_machine(), - "/unattached"), - "non-qdev-gpio[*]", OBJECT(pin)); - } - object_property_set_link(OBJECT(dev), propname, OBJECT(pin), &error_abort); - g_free(propname); -} - -qemu_irq qdev_get_gpio_out_connector(DeviceState *dev, const char *name, int n) -{ - g_autofree char *propname = g_strdup_printf("%s[%d]", - name ? name : "unnamed-gpio-out", n); - - qemu_irq ret = (qemu_irq)object_property_get_link(OBJECT(dev), propname, - NULL); - - return ret; -} - -/* disconnect a GPIO output, returning the disconnected input (if any) */ - -static qemu_irq qdev_disconnect_gpio_out_named(DeviceState *dev, - const char *name, int n) -{ - char *propname = g_strdup_printf("%s[%d]", - name ? name : "unnamed-gpio-out", n); - - qemu_irq ret = (qemu_irq)object_property_get_link(OBJECT(dev), propname, - NULL); - if (ret) { - object_property_set_link(OBJECT(dev), propname, NULL, NULL); - } - g_free(propname); - return ret; -} - -qemu_irq qdev_intercept_gpio_out(DeviceState *dev, qemu_irq icpt, - const char *name, int n) -{ - qemu_irq disconnected = qdev_disconnect_gpio_out_named(dev, name, n); - qdev_connect_gpio_out_named(dev, name, n, icpt); - return disconnected; -} - -void qdev_connect_gpio_out(DeviceState * dev, int n, qemu_irq pin) -{ - qdev_connect_gpio_out_named(dev, NULL, n, pin); -} - -void qdev_pass_gpios(DeviceState *dev, DeviceState *container, - const char *name) -{ - int i; - NamedGPIOList *ngl = qdev_get_named_gpio_list(dev, name); - - for (i = 0; i < ngl->num_in; i++) { - const char *nm = ngl->name ? ngl->name : "unnamed-gpio-in"; - char *propname = g_strdup_printf("%s[%d]", nm, i); - - object_property_add_alias(OBJECT(container), propname, - OBJECT(dev), propname); - g_free(propname); - } - for (i = 0; i < ngl->num_out; i++) { - const char *nm = ngl->name ? ngl->name : "unnamed-gpio-out"; - char *propname = g_strdup_printf("%s[%d]", nm, i); - - object_property_add_alias(OBJECT(container), propname, - OBJECT(dev), propname); - g_free(propname); - } - QLIST_REMOVE(ngl, node); - QLIST_INSERT_HEAD(&container->gpios, ngl, node); -} - BusState *qdev_get_child_bus(DeviceState *dev, const char *name) { BusState *bus; |