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Diffstat (limited to 'hw/nios2/cpu_pic.c')
-rw-r--r--hw/nios2/cpu_pic.c67
1 files changed, 0 insertions, 67 deletions
diff --git a/hw/nios2/cpu_pic.c b/hw/nios2/cpu_pic.c
deleted file mode 100644
index 5ea7e52ab8..0000000000
--- a/hw/nios2/cpu_pic.c
+++ /dev/null
@@ -1,67 +0,0 @@
-/*
- * Altera Nios2 CPU PIC
- *
- * Copyright (c) 2016 Marek Vasut <marek.vasut@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 "cpu.h"
-#include "hw/irq.h"
-
-#include "qemu/config-file.h"
-
-#include "boot.h"
-
-static void nios2_pic_cpu_handler(void *opaque, int irq, int level)
-{
- Nios2CPU *cpu = opaque;
- CPUNios2State *env = &cpu->env;
- CPUState *cs = CPU(cpu);
- int type = irq ? CPU_INTERRUPT_NMI : CPU_INTERRUPT_HARD;
-
- if (type == CPU_INTERRUPT_HARD) {
- env->irq_pending = level;
-
- if (level && (env->regs[CR_STATUS] & CR_STATUS_PIE)) {
- env->irq_pending = 0;
- cpu_interrupt(cs, type);
- } else if (!level) {
- env->irq_pending = 0;
- cpu_reset_interrupt(cs, type);
- }
- } else {
- if (level) {
- cpu_interrupt(cs, type);
- } else {
- cpu_reset_interrupt(cs, type);
- }
- }
-}
-
-void nios2_check_interrupts(CPUNios2State *env)
-{
- if (env->irq_pending &&
- (env->regs[CR_STATUS] & CR_STATUS_PIE)) {
- env->irq_pending = 0;
- cpu_interrupt(env_cpu(env), CPU_INTERRUPT_HARD);
- }
-}
-
-qemu_irq *nios2_cpu_pic_init(Nios2CPU *cpu)
-{
- return qemu_allocate_irqs(nios2_pic_cpu_handler, cpu, 2);
-}