diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/Makefile.objs | 1 | ||||
| -rw-r--r-- | hw/qdev-properties-system.c | 357 | ||||
| -rw-r--r-- | hw/qdev-properties.c | 327 | ||||
| -rw-r--r-- | hw/qdev-properties.h | 1 | ||||
| -rw-r--r-- | hw/qdev.c | 14 |
5 files changed, 360 insertions, 340 deletions
diff --git a/hw/Makefile.objs b/hw/Makefile.objs index d581d8d6d6..96a8365349 100644 --- a/hw/Makefile.objs +++ b/hw/Makefile.objs @@ -185,6 +185,7 @@ common-obj-y += bt.o bt-l2cap.o bt-sdp.o bt-hci.o bt-hid.o common-obj-y += bt-hci-csr.o common-obj-y += msmouse.o ps2.o common-obj-y += qdev.o qdev-properties.o qdev-monitor.o +common-obj-y += qdev-properties-system.o common-obj-$(CONFIG_BRLAPI) += baum.o # xen backend driver support diff --git a/hw/qdev-properties-system.c b/hw/qdev-properties-system.c new file mode 100644 index 0000000000..86b4cf6e99 --- /dev/null +++ b/hw/qdev-properties-system.c @@ -0,0 +1,357 @@ +/* + * qdev property parsing and global properties + * (parts specific for qemu-system-*) + * + * This file is based on code from hw/qdev-properties.c from + * commit 074a86fccd185616469dfcdc0e157f438aebba18, + * Copyright (c) Gerd Hoffmann <kraxel@redhat.com> and other contributors. + * + * This work is licensed under the terms of the GNU GPL, version 2 or later. + * See the COPYING file in the top-level directory. + */ + +#include "net.h" +#include "qdev.h" +#include "qerror.h" +#include "blockdev.h" +#include "hw/block-common.h" +#include "net/hub.h" +#include "qapi/qapi-visit-core.h" + +static void get_pointer(Object *obj, Visitor *v, Property *prop, + const char *(*print)(void *ptr), + const char *name, Error **errp) +{ + DeviceState *dev = DEVICE(obj); + void **ptr = qdev_get_prop_ptr(dev, prop); + char *p; + + p = (char *) (*ptr ? print(*ptr) : ""); + visit_type_str(v, &p, name, errp); +} + +static void set_pointer(Object *obj, Visitor *v, Property *prop, + int (*parse)(DeviceState *dev, const char *str, + void **ptr), + const char *name, Error **errp) +{ + DeviceState *dev = DEVICE(obj); + Error *local_err = NULL; + void **ptr = qdev_get_prop_ptr(dev, prop); + char *str; + int ret; + + if (dev->state != DEV_STATE_CREATED) { + error_set(errp, QERR_PERMISSION_DENIED); + return; + } + + visit_type_str(v, &str, name, &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } + if (!*str) { + g_free(str); + *ptr = NULL; + return; + } + ret = parse(dev, str, ptr); + error_set_from_qdev_prop_error(errp, ret, dev, prop, str); + g_free(str); +} + +/* --- drive --- */ + +static int parse_drive(DeviceState *dev, const char *str, void **ptr) +{ + BlockDriverState *bs; + + bs = bdrv_find(str); + if (bs == NULL) { + return -ENOENT; + } + if (bdrv_attach_dev(bs, dev) < 0) { + return -EEXIST; + } + *ptr = bs; + return 0; +} + +static void release_drive(Object *obj, const char *name, void *opaque) +{ + DeviceState *dev = DEVICE(obj); + Property *prop = opaque; + BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); + + if (*ptr) { + bdrv_detach_dev(*ptr, dev); + blockdev_auto_del(*ptr); + } +} + +static const char *print_drive(void *ptr) +{ + return bdrv_get_device_name(ptr); +} + +static void get_drive(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + get_pointer(obj, v, opaque, print_drive, name, errp); +} + +static void set_drive(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + set_pointer(obj, v, opaque, parse_drive, name, errp); +} + +PropertyInfo qdev_prop_drive = { + .name = "drive", + .get = get_drive, + .set = set_drive, + .release = release_drive, +}; + +/* --- character device --- */ + +static int parse_chr(DeviceState *dev, const char *str, void **ptr) +{ + CharDriverState *chr = qemu_chr_find(str); + if (chr == NULL) { + return -ENOENT; + } + if (chr->avail_connections < 1) { + return -EEXIST; + } + *ptr = chr; + --chr->avail_connections; + return 0; +} + +static void release_chr(Object *obj, const char *name, void *opaque) +{ + DeviceState *dev = DEVICE(obj); + Property *prop = opaque; + CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); + + if (*ptr) { + qemu_chr_add_handlers(*ptr, NULL, NULL, NULL, NULL); + } +} + + +static const char *print_chr(void *ptr) +{ + CharDriverState *chr = ptr; + + return chr->label ? chr->label : ""; +} + +static void get_chr(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + get_pointer(obj, v, opaque, print_chr, name, errp); +} + +static void set_chr(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + set_pointer(obj, v, opaque, parse_chr, name, errp); +} + +PropertyInfo qdev_prop_chr = { + .name = "chr", + .get = get_chr, + .set = set_chr, + .release = release_chr, +}; + +/* --- netdev device --- */ + +static int parse_netdev(DeviceState *dev, const char *str, void **ptr) +{ + NetClientState *netdev = qemu_find_netdev(str); + + if (netdev == NULL) { + return -ENOENT; + } + if (netdev->peer) { + return -EEXIST; + } + *ptr = netdev; + return 0; +} + +static const char *print_netdev(void *ptr) +{ + NetClientState *netdev = ptr; + + return netdev->name ? netdev->name : ""; +} + +static void get_netdev(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + get_pointer(obj, v, opaque, print_netdev, name, errp); +} + +static void set_netdev(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + set_pointer(obj, v, opaque, parse_netdev, name, errp); +} + +PropertyInfo qdev_prop_netdev = { + .name = "netdev", + .get = get_netdev, + .set = set_netdev, +}; + +/* --- vlan --- */ + +static int print_vlan(DeviceState *dev, Property *prop, char *dest, size_t len) +{ + NetClientState **ptr = qdev_get_prop_ptr(dev, prop); + + if (*ptr) { + int id; + if (!net_hub_id_for_client(*ptr, &id)) { + return snprintf(dest, len, "%d", id); + } + } + + return snprintf(dest, len, "<null>"); +} + +static void get_vlan(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + DeviceState *dev = DEVICE(obj); + Property *prop = opaque; + NetClientState **ptr = qdev_get_prop_ptr(dev, prop); + int32_t id = -1; + + if (*ptr) { + int hub_id; + if (!net_hub_id_for_client(*ptr, &hub_id)) { + id = hub_id; + } + } + + visit_type_int32(v, &id, name, errp); +} + +static void set_vlan(Object *obj, Visitor *v, void *opaque, + const char *name, Error **errp) +{ + DeviceState *dev = DEVICE(obj); + Property *prop = opaque; + NetClientState **ptr = qdev_get_prop_ptr(dev, prop); + Error *local_err = NULL; + int32_t id; + NetClientState *hubport; + + if (dev->state != DEV_STATE_CREATED) { + error_set(errp, QERR_PERMISSION_DENIED); + return; + } + + visit_type_int32(v, &id, name, &local_err); + if (local_err) { + error_propagate(errp, local_err); + return; + } + if (id == -1) { + *ptr = NULL; + return; + } + + hubport = net_hub_port_find(id); + if (!hubport) { + error_set(errp, QERR_INVALID_PARAMETER_VALUE, + name, prop->info->name); + return; + } + *ptr = hubport; +} + +PropertyInfo qdev_prop_vlan = { + .name = "vlan", + .print = print_vlan, + .get = get_vlan, + .set = set_vlan, +}; + +int qdev_prop_set_drive(DeviceState *dev, const char *name, + BlockDriverState *value) +{ + Error *errp = NULL; + const char *bdrv_name = value ? bdrv_get_device_name(value) : ""; + object_property_set_str(OBJECT(dev), bdrv_name, + name, &errp); + if (errp) { + qerror_report_err(errp); + error_free(errp); + return -1; + } + return 0; +} + +void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, + BlockDriverState *value) +{ + if (qdev_prop_set_drive(dev, name, value) < 0) { + exit(1); + } +} +void qdev_prop_set_chr(DeviceState *dev, const char *name, + CharDriverState *value) +{ + Error *errp = NULL; + assert(!value || value->label); + object_property_set_str(OBJECT(dev), + value ? value->label : "", name, &errp); + assert_no_error(errp); +} + +void qdev_prop_set_netdev(DeviceState *dev, const char *name, + NetClientState *value) +{ + Error *errp = NULL; + assert(!value || value->name); + object_property_set_str(OBJECT(dev), + value ? value->name : "", name, &errp); + assert_no_error(errp); +} + +void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd) +{ + qdev_prop_set_macaddr(dev, "mac", nd->macaddr.a); + if (nd->netdev) { + qdev_prop_set_netdev(dev, "netdev", nd->netdev); + } + if (nd->nvectors != DEV_NVECTORS_UNSPECIFIED && + object_property_find(OBJECT(dev), "vectors", NULL)) { + qdev_prop_set_uint32(dev, "vectors", nd->nvectors); + } + nd->instantiated = 1; +} + +static int qdev_add_one_global(QemuOpts *opts, void *opaque) +{ + GlobalProperty *g; + + g = g_malloc0(sizeof(*g)); + g->driver = qemu_opt_get(opts, "driver"); + g->property = qemu_opt_get(opts, "property"); + g->value = qemu_opt_get(opts, "value"); + qdev_prop_register_global(g); + return 0; +} + +void qemu_add_globals(void) +{ + qemu_opts_foreach(qemu_find_opts("global"), qdev_add_one_global, NULL, 0); +} diff --git a/hw/qdev-properties.c b/hw/qdev-properties.c index 67543fd76f..bbab2a95af 100644 --- a/hw/qdev-properties.c +++ b/hw/qdev-properties.c @@ -13,49 +13,6 @@ void *qdev_get_prop_ptr(DeviceState *dev, Property *prop) return ptr; } -static void get_pointer(Object *obj, Visitor *v, Property *prop, - const char *(*print)(void *ptr), - const char *name, Error **errp) -{ - DeviceState *dev = DEVICE(obj); - void **ptr = qdev_get_prop_ptr(dev, prop); - char *p; - - p = (char *) (*ptr ? print(*ptr) : ""); - visit_type_str(v, &p, name, errp); -} - -static void set_pointer(Object *obj, Visitor *v, Property *prop, - int (*parse)(DeviceState *dev, const char *str, - void **ptr), - const char *name, Error **errp) -{ - DeviceState *dev = DEVICE(obj); - Error *local_err = NULL; - void **ptr = qdev_get_prop_ptr(dev, prop); - char *str; - int ret; - - if (dev->state != DEV_STATE_CREATED) { - error_set(errp, QERR_PERMISSION_DENIED); - return; - } - - visit_type_str(v, &str, name, &local_err); - if (local_err) { - error_propagate(errp, local_err); - return; - } - if (!*str) { - g_free(str); - *ptr = NULL; - return; - } - ret = parse(dev, str, ptr); - error_set_from_qdev_prop_error(errp, ret, dev, prop, str); - g_free(str); -} - static void get_enum(Object *obj, Visitor *v, void *opaque, const char *name, Error **errp) { @@ -479,229 +436,6 @@ PropertyInfo qdev_prop_string = { .set = set_string, }; -/* --- drive --- */ - -static int parse_drive(DeviceState *dev, const char *str, void **ptr) -{ - BlockDriverState *bs; - - bs = bdrv_find(str); - if (bs == NULL) { - return -ENOENT; - } - if (bdrv_attach_dev(bs, dev) < 0) { - return -EEXIST; - } - *ptr = bs; - return 0; -} - -static void release_drive(Object *obj, const char *name, void *opaque) -{ - DeviceState *dev = DEVICE(obj); - Property *prop = opaque; - BlockDriverState **ptr = qdev_get_prop_ptr(dev, prop); - - if (*ptr) { - bdrv_detach_dev(*ptr, dev); - blockdev_auto_del(*ptr); - } -} - -static const char *print_drive(void *ptr) -{ - return bdrv_get_device_name(ptr); -} - -static void get_drive(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - get_pointer(obj, v, opaque, print_drive, name, errp); -} - -static void set_drive(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - set_pointer(obj, v, opaque, parse_drive, name, errp); -} - -PropertyInfo qdev_prop_drive = { - .name = "drive", - .get = get_drive, - .set = set_drive, - .release = release_drive, -}; - -/* --- character device --- */ - -static int parse_chr(DeviceState *dev, const char *str, void **ptr) -{ - CharDriverState *chr = qemu_chr_find(str); - if (chr == NULL) { - return -ENOENT; - } - if (chr->avail_connections < 1) { - return -EEXIST; - } - *ptr = chr; - --chr->avail_connections; - return 0; -} - -static void release_chr(Object *obj, const char *name, void *opaque) -{ - DeviceState *dev = DEVICE(obj); - Property *prop = opaque; - CharDriverState **ptr = qdev_get_prop_ptr(dev, prop); - - if (*ptr) { - qemu_chr_add_handlers(*ptr, NULL, NULL, NULL, NULL); - } -} - - -static const char *print_chr(void *ptr) -{ - CharDriverState *chr = ptr; - - return chr->label ? chr->label : ""; -} - -static void get_chr(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - get_pointer(obj, v, opaque, print_chr, name, errp); -} - -static void set_chr(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - set_pointer(obj, v, opaque, parse_chr, name, errp); -} - -PropertyInfo qdev_prop_chr = { - .name = "chr", - .get = get_chr, - .set = set_chr, - .release = release_chr, -}; - -/* --- netdev device --- */ - -static int parse_netdev(DeviceState *dev, const char *str, void **ptr) -{ - NetClientState *netdev = qemu_find_netdev(str); - - if (netdev == NULL) { - return -ENOENT; - } - if (netdev->peer) { - return -EEXIST; - } - *ptr = netdev; - return 0; -} - -static const char *print_netdev(void *ptr) -{ - NetClientState *netdev = ptr; - - return netdev->name ? netdev->name : ""; -} - -static void get_netdev(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - get_pointer(obj, v, opaque, print_netdev, name, errp); -} - -static void set_netdev(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - set_pointer(obj, v, opaque, parse_netdev, name, errp); -} - -PropertyInfo qdev_prop_netdev = { - .name = "netdev", - .get = get_netdev, - .set = set_netdev, -}; - -/* --- vlan --- */ - -static int print_vlan(DeviceState *dev, Property *prop, char *dest, size_t len) -{ - NetClientState **ptr = qdev_get_prop_ptr(dev, prop); - - if (*ptr) { - int id; - if (!net_hub_id_for_client(*ptr, &id)) { - return snprintf(dest, len, "%d", id); - } - } - - return snprintf(dest, len, "<null>"); -} - -static void get_vlan(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - DeviceState *dev = DEVICE(obj); - Property *prop = opaque; - NetClientState **ptr = qdev_get_prop_ptr(dev, prop); - int32_t id = -1; - - if (*ptr) { - int hub_id; - if (!net_hub_id_for_client(*ptr, &hub_id)) { - id = hub_id; - } - } - - visit_type_int32(v, &id, name, errp); -} - -static void set_vlan(Object *obj, Visitor *v, void *opaque, - const char *name, Error **errp) -{ - DeviceState *dev = DEVICE(obj); - Property *prop = opaque; - NetClientState **ptr = qdev_get_prop_ptr(dev, prop); - Error *local_err = NULL; - int32_t id; - NetClientState *hubport; - - if (dev->state != DEV_STATE_CREATED) { - error_set(errp, QERR_PERMISSION_DENIED); - return; - } - - visit_type_int32(v, &id, name, &local_err); - if (local_err) { - error_propagate(errp, local_err); - return; - } - if (id == -1) { - *ptr = NULL; - return; - } - - hubport = net_hub_port_find(id); - if (!hubport) { - error_set(errp, QERR_INVALID_PARAMETER_VALUE, - name, prop->info->name); - return; - } - *ptr = hubport; -} - -PropertyInfo qdev_prop_vlan = { - .name = "vlan", - .print = print_vlan, - .get = get_vlan, - .set = set_vlan, -}; - /* --- pointer --- */ /* Not a proper property, just for dirty hacks. TODO Remove it! */ @@ -1170,48 +904,6 @@ void qdev_prop_set_string(DeviceState *dev, const char *name, const char *value) assert_no_error(errp); } -int qdev_prop_set_drive(DeviceState *dev, const char *name, - BlockDriverState *value) -{ - Error *errp = NULL; - const char *bdrv_name = value ? bdrv_get_device_name(value) : ""; - object_property_set_str(OBJECT(dev), bdrv_name, - name, &errp); - if (errp) { - qerror_report_err(errp); - error_free(errp); - return -1; - } - return 0; -} - -void qdev_prop_set_drive_nofail(DeviceState *dev, const char *name, - BlockDriverState *value) -{ - if (qdev_prop_set_drive(dev, name, value) < 0) { - exit(1); - } -} -void qdev_prop_set_chr(DeviceState *dev, const char *name, - CharDriverState *value) -{ - Error *errp = NULL; - assert(!value || value->label); - object_property_set_str(OBJECT(dev), - value ? value->label : "", name, &errp); - assert_no_error(errp); -} - -void qdev_prop_set_netdev(DeviceState *dev, const char *name, - NetClientState *value) -{ - Error *errp = NULL; - assert(!value || value->name); - object_property_set_str(OBJECT(dev), - value ? value->name : "", name, &errp); - assert_no_error(errp); -} - void qdev_prop_set_macaddr(DeviceState *dev, const char *name, uint8_t *value) { Error *errp = NULL; @@ -1248,7 +940,7 @@ void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value) static QTAILQ_HEAD(, GlobalProperty) global_props = QTAILQ_HEAD_INITIALIZER(global_props); -static void qdev_prop_register_global(GlobalProperty *prop) +void qdev_prop_register_global(GlobalProperty *prop) { QTAILQ_INSERT_TAIL(&global_props, prop, next); } @@ -1279,20 +971,3 @@ void qdev_prop_set_globals(DeviceState *dev) class = object_class_get_parent(class); } while (class); } - -static int qdev_add_one_global(QemuOpts *opts, void *opaque) -{ - GlobalProperty *g; - - g = g_malloc0(sizeof(*g)); - g->driver = qemu_opt_get(opts, "driver"); - g->property = qemu_opt_get(opts, "property"); - g->value = qemu_opt_get(opts, "value"); - qdev_prop_register_global(g); - return 0; -} - -void qemu_add_globals(void) -{ - qemu_opts_foreach(qemu_find_opts("global"), qdev_add_one_global, NULL, 0); -} diff --git a/hw/qdev-properties.h b/hw/qdev-properties.h index 5b046abb28..ddcf774506 100644 --- a/hw/qdev-properties.h +++ b/hw/qdev-properties.h @@ -116,6 +116,7 @@ void qdev_prop_set_enum(DeviceState *dev, const char *name, int value); /* FIXME: Remove opaque pointer properties. */ void qdev_prop_set_ptr(DeviceState *dev, const char *name, void *value); +void qdev_prop_register_global(GlobalProperty *prop); void qdev_prop_register_global_list(GlobalProperty *props); void qdev_prop_set_globals(DeviceState *dev); void error_set_from_qdev_prop_error(Error **errp, int ret, DeviceState *dev, @@ -25,7 +25,6 @@ inherit from a particular bus (e.g. PCI or I2C) rather than this API directly. */ -#include "net.h" #include "qdev.h" #include "sysemu.h" #include "error.h" @@ -312,19 +311,6 @@ void qdev_connect_gpio_out(DeviceState * dev, int n, qemu_irq pin) dev->gpio_out[n] = pin; } -void qdev_set_nic_properties(DeviceState *dev, NICInfo *nd) -{ - qdev_prop_set_macaddr(dev, "mac", nd->macaddr.a); - if (nd->netdev) { - qdev_prop_set_netdev(dev, "netdev", nd->netdev); - } - if (nd->nvectors != DEV_NVECTORS_UNSPECIFIED && - object_property_find(OBJECT(dev), "vectors", NULL)) { - qdev_prop_set_uint32(dev, "vectors", nd->nvectors); - } - nd->instantiated = 1; -} - BusState *qdev_get_child_bus(DeviceState *dev, const char *name) { BusState *bus; |