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-rw-r--r--hw/intc/nios2_iic.c95
1 files changed, 0 insertions, 95 deletions
diff --git a/hw/intc/nios2_iic.c b/hw/intc/nios2_iic.c
deleted file mode 100644
index 216db67059..0000000000
--- a/hw/intc/nios2_iic.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * QEMU Altera Internal Interrupt Controller.
- *
- * Copyright (c) 2012 Chris Wulff <crwulff@gmail.com>
- *
- * This library is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License as published by the Free Software Foundation; either
- * version 2.1 of the License, or (at your option) any later version.
- *
- * This library is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- * Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, see
- * <http://www.gnu.org/licenses/lgpl-2.1.html>
- */
-
-#include "qemu/osdep.h"
-#include "qemu/module.h"
-#include "qapi/error.h"
-
-#include "hw/irq.h"
-#include "hw/sysbus.h"
-#include "cpu.h"
-#include "qom/object.h"
-
-#define TYPE_ALTERA_IIC "altera,iic"
-OBJECT_DECLARE_SIMPLE_TYPE(AlteraIIC, ALTERA_IIC)
-
-struct AlteraIIC {
- SysBusDevice parent_obj;
- void *cpu;
- qemu_irq parent_irq;
-};
-
-static void update_irq(AlteraIIC *pv)
-{
- CPUNios2State *env = &((Nios2CPU *)(pv->cpu))->env;
-
- qemu_set_irq(pv->parent_irq,
- env->regs[CR_IPENDING] & env->regs[CR_IENABLE]);
-}
-
-static void irq_handler(void *opaque, int irq, int level)
-{
- AlteraIIC *pv = opaque;
- CPUNios2State *env = &((Nios2CPU *)(pv->cpu))->env;
-
- env->regs[CR_IPENDING] &= ~(1 << irq);
- env->regs[CR_IPENDING] |= !!level << irq;
-
- update_irq(pv);
-}
-
-static void altera_iic_init(Object *obj)
-{
- AlteraIIC *pv = ALTERA_IIC(obj);
-
- qdev_init_gpio_in(DEVICE(pv), irq_handler, 32);
- sysbus_init_irq(SYS_BUS_DEVICE(obj), &pv->parent_irq);
-}
-
-static void altera_iic_realize(DeviceState *dev, Error **errp)
-{
- struct AlteraIIC *pv = ALTERA_IIC(dev);
-
- pv->cpu = object_property_get_link(OBJECT(dev), "cpu", &error_abort);
-}
-
-static void altera_iic_class_init(ObjectClass *klass, void *data)
-{
- DeviceClass *dc = DEVICE_CLASS(klass);
-
- /* Reason: needs to be wired up, e.g. by nios2_10m50_ghrd_init() */
- dc->user_creatable = false;
- dc->realize = altera_iic_realize;
-}
-
-static TypeInfo altera_iic_info = {
- .name = TYPE_ALTERA_IIC,
- .parent = TYPE_SYS_BUS_DEVICE,
- .instance_size = sizeof(AlteraIIC),
- .instance_init = altera_iic_init,
- .class_init = altera_iic_class_init,
-};
-
-static void altera_iic_register(void)
-{
- type_register_static(&altera_iic_info);
-}
-
-type_init(altera_iic_register)