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author | Peter Maydell <peter.maydell@linaro.org> | 2014-02-20 13:05:47 +0000 |
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committer | Peter Maydell <peter.maydell@linaro.org> | 2014-02-20 13:05:48 +0000 |
commit | 61e8a923646903d76a6d952019716b417d42eedc (patch) | |
tree | 038e4c1921d45b2fe5d650a8fb476bb8169a1544 /hw/ipack/ipack.c | |
parent | 4c0c9bbe78901a706497a8fa1a27935bafc20cf7 (diff) | |
parent | 91f32b0c92fb18a403e48d3c8ffc14422a0c1ca5 (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.c | 120 |
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) |