45 lines
1.6 KiB
C
45 lines
1.6 KiB
C
/*
|
|
* QEMU MicroBlaze CPU interrupt wrapper logic.
|
|
*
|
|
* Copyright (c) 2009 Edgar E. Iglesias, Axis Communications AB.
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
|
|
#include "hw.h"
|
|
#include "microblaze_pic_cpu.h"
|
|
|
|
#define D(x)
|
|
|
|
static void microblaze_pic_cpu_handler(void *opaque, int irq, int level)
|
|
{
|
|
CPUState *env = (CPUState *)opaque;
|
|
int type = irq ? CPU_INTERRUPT_NMI : CPU_INTERRUPT_HARD;
|
|
|
|
if (level)
|
|
cpu_interrupt(env, type);
|
|
else
|
|
cpu_reset_interrupt(env, type);
|
|
}
|
|
|
|
qemu_irq *microblaze_pic_init_cpu(CPUState *env)
|
|
{
|
|
return qemu_allocate_irqs(microblaze_pic_cpu_handler, env, 2);
|
|
}
|