diff options
| -rw-r--r-- | hw/intc/xive.c | 25 | ||||
| -rw-r--r-- | include/hw/ppc/xive.h | 23 |
2 files changed, 48 insertions, 0 deletions
diff --git a/hw/intc/xive.c b/hw/intc/xive.c index 4998f128e7..8d5434d6bd 100644 --- a/hw/intc/xive.c +++ b/hw/intc/xive.c @@ -156,7 +156,11 @@ static bool xive_source_esb_eoi(XiveSource *xsrc, uint32_t srcno) */ static void xive_source_notify(XiveSource *xsrc, int srcno) { + XiveNotifierClass *xnc = XIVE_NOTIFIER_GET_CLASS(xsrc->xive); + if (xnc->notify) { + xnc->notify(xsrc->xive, srcno); + } } /* @@ -363,6 +367,17 @@ static void xive_source_reset(void *dev) static void xive_source_realize(DeviceState *dev, Error **errp) { XiveSource *xsrc = XIVE_SOURCE(dev); + Object *obj; + Error *local_err = NULL; + + obj = object_property_get_link(OBJECT(dev), "xive", &local_err); + if (!obj) { + error_propagate(errp, local_err); + error_prepend(errp, "required link 'xive' not found: "); + return; + } + + xsrc->xive = XIVE_NOTIFIER(obj); if (!xsrc->nr_irqs) { error_setg(errp, "Number of interrupt needs to be greater than 0"); @@ -429,9 +444,19 @@ static const TypeInfo xive_source_info = { .class_init = xive_source_class_init, }; +/* + * XIVE Fabric + */ +static const TypeInfo xive_fabric_info = { + .name = TYPE_XIVE_NOTIFIER, + .parent = TYPE_INTERFACE, + .class_size = sizeof(XiveNotifierClass), +}; + static void xive_register_types(void) { type_register_static(&xive_source_info); + type_register_static(&xive_fabric_info); } type_init(xive_register_types) diff --git a/include/hw/ppc/xive.h b/include/hw/ppc/xive.h index 7cebc32eba..436f1bf756 100644 --- a/include/hw/ppc/xive.h +++ b/include/hw/ppc/xive.h @@ -143,6 +143,27 @@ #include "hw/qdev-core.h" /* + * XIVE Fabric (Interface between Source and Router) + */ + +typedef struct XiveNotifier { + Object parent; +} XiveNotifier; + +#define TYPE_XIVE_NOTIFIER "xive-notifier" +#define XIVE_NOTIFIER(obj) \ + OBJECT_CHECK(XiveNotifier, (obj), TYPE_XIVE_NOTIFIER) +#define XIVE_NOTIFIER_CLASS(klass) \ + OBJECT_CLASS_CHECK(XiveNotifierClass, (klass), TYPE_XIVE_NOTIFIER) +#define XIVE_NOTIFIER_GET_CLASS(obj) \ + OBJECT_GET_CLASS(XiveNotifierClass, (obj), TYPE_XIVE_NOTIFIER) + +typedef struct XiveNotifierClass { + InterfaceClass parent; + void (*notify)(XiveNotifier *xn, uint32_t lisn); +} XiveNotifierClass; + +/* * XIVE Interrupt Source */ @@ -171,6 +192,8 @@ typedef struct XiveSource { uint64_t esb_flags; uint32_t esb_shift; MemoryRegion esb_mmio; + + XiveNotifier *xive; } XiveSource; /* |