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authorPeter Maydell <peter.maydell@linaro.org>2014-02-20 13:05:47 +0000
committerPeter Maydell <peter.maydell@linaro.org>2014-02-20 13:05:48 +0000
commit61e8a923646903d76a6d952019716b417d42eedc (patch)
tree038e4c1921d45b2fe5d650a8fb476bb8169a1544 /hw/ipack/ipack.c
parent4c0c9bbe78901a706497a8fa1a27935bafc20cf7 (diff)
parent91f32b0c92fb18a403e48d3c8ffc14422a0c1ca5 (diff)
Merge remote-tracking branch 'remotes/afaerber/tags/qom-devices-for-peter' into staging
QOM infrastructure fixes and device conversions * QTest cleanups and test cases for PCI NICs * NAND fix for "info qtree" * Cleanup and extension of QOM machine tests * IndustryPack test cases and conversion to QOM realize * I2C cleanups * Cleanups of legacy qdev properties # gpg: Signature made Mon 17 Feb 2014 22:15:37 GMT using RSA key ID 3E7E013F # gpg: Good signature from "Andreas Färber <afaerber@suse.de>" # gpg: aka "Andreas Färber <afaerber@suse.com>" * remotes/afaerber/tags/qom-devices-for-peter: (49 commits) qtest: Include system headers before user headers qapi: Refine human printing of sizes qdev: Use QAPI type names for properties qdev: Add enum property types to QAPI schema block: Handle "rechs" and "large" translation options qdev: Remove hex8/32/64 property types qdev: Remove most legacy printers qdev: Use human mode in "info qtree" qapi: Add human mode to StringOutputVisitor qdev: Inline qdev_prop_parse() qdev: Legacy properties are just strings qdev: Legacy properties are now read-only qdev: Remove legacy parsers for hex8/32/64 qdev: Sizes are now parsed by StringInputVisitor qapi: Add size parser to StringInputVisitor qtest: Don't segfault with invalid -qtest option ipack: Move IndustryPack out of hw/char/ ipoctal232: QOM parent field cleanup ipack: QOM parent field cleanup for IPackDevice ipack: QOM parent field cleanup for IPackBus ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/ipack/ipack.c')
-rw-r--r--hw/ipack/ipack.c120
1 files changed, 120 insertions, 0 deletions
diff --git a/hw/ipack/ipack.c b/hw/ipack/ipack.c
new file mode 100644
index 0000000000..ed63d2ac61
--- /dev/null
+++ b/hw/ipack/ipack.c
@@ -0,0 +1,120 @@
+/*
+ * QEMU IndustryPack emulation
+ *
+ * Copyright (C) 2012 Igalia, S.L.
+ * Author: Alberto Garcia <agarcia@igalia.com>
+ *
+ * This code is licensed under the GNU GPL v2 or (at your option) any
+ * later version.
+ */
+
+#include "hw/ipack/ipack.h"
+
+IPackDevice *ipack_device_find(IPackBus *bus, int32_t slot)
+{
+ BusChild *kid;
+
+ QTAILQ_FOREACH(kid, &BUS(bus)->children, sibling) {
+ DeviceState *qdev = kid->child;
+ IPackDevice *ip = IPACK_DEVICE(qdev);
+ if (ip->slot == slot) {
+ return ip;
+ }
+ }
+ return NULL;
+}
+
+void ipack_bus_new_inplace(IPackBus *bus, size_t bus_size,
+ DeviceState *parent,
+ const char *name, uint8_t n_slots,
+ qemu_irq_handler handler)
+{
+ qbus_create_inplace(bus, bus_size, TYPE_IPACK_BUS, parent, name);
+ bus->n_slots = n_slots;
+ bus->set_irq = handler;
+}
+
+static void ipack_device_realize(DeviceState *dev, Error **errp)
+{
+ IPackDevice *idev = IPACK_DEVICE(dev);
+ IPackBus *bus = IPACK_BUS(qdev_get_parent_bus(dev));
+ IPackDeviceClass *k = IPACK_DEVICE_GET_CLASS(dev);
+
+ if (idev->slot < 0) {
+ idev->slot = bus->free_slot;
+ }
+ if (idev->slot >= bus->n_slots) {
+ error_setg(errp, "Only %" PRIu8 " slots available.", bus->n_slots);
+ return;
+ }
+ bus->free_slot = idev->slot + 1;
+
+ idev->irq = qemu_allocate_irqs(bus->set_irq, idev, 2);
+
+ k->realize(dev, errp);
+}
+
+static void ipack_device_unrealize(DeviceState *dev, Error **errp)
+{
+ IPackDevice *idev = IPACK_DEVICE(dev);
+ IPackDeviceClass *k = IPACK_DEVICE_GET_CLASS(dev);
+ Error *err = NULL;
+
+ if (k->unrealize) {
+ k->unrealize(dev, &err);
+ error_propagate(errp, err);
+ return;
+ }
+
+ qemu_free_irqs(idev->irq);
+}
+
+static Property ipack_device_props[] = {
+ DEFINE_PROP_INT32("slot", IPackDevice, slot, -1),
+ DEFINE_PROP_END_OF_LIST()
+};
+
+static void ipack_device_class_init(ObjectClass *klass, void *data)
+{
+ DeviceClass *k = DEVICE_CLASS(klass);
+
+ set_bit(DEVICE_CATEGORY_INPUT, k->categories);
+ k->bus_type = TYPE_IPACK_BUS;
+ k->realize = ipack_device_realize;
+ k->unrealize = ipack_device_unrealize;
+ k->props = ipack_device_props;
+}
+
+const VMStateDescription vmstate_ipack_device = {
+ .name = "ipack_device",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .minimum_version_id_old = 1,
+ .fields = (VMStateField[]) {
+ VMSTATE_INT32(slot, IPackDevice),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static const TypeInfo ipack_device_info = {
+ .name = TYPE_IPACK_DEVICE,
+ .parent = TYPE_DEVICE,
+ .instance_size = sizeof(IPackDevice),
+ .class_size = sizeof(IPackDeviceClass),
+ .class_init = ipack_device_class_init,
+ .abstract = true,
+};
+
+static const TypeInfo ipack_bus_info = {
+ .name = TYPE_IPACK_BUS,
+ .parent = TYPE_BUS,
+ .instance_size = sizeof(IPackBus),
+};
+
+static void ipack_register_types(void)
+{
+ type_register_static(&ipack_device_info);
+ type_register_static(&ipack_bus_info);
+}
+
+type_init(ipack_register_types)