48e06fe0ed
Add TriCore target stubs, and QOM cpu, and Maintainer Signed-off-by: Bastian Koppelmann <kbastian@mail.uni-paderborn.de> Message-id: 1409572800-4116-2-git-send-email-kbastian@mail.uni-paderborn.de Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
93 lines
2.6 KiB
C
93 lines
2.6 KiB
C
/*
|
|
* Copyright (c) 2012-2014 Bastian Koppelmann C-Lab/University Paderborn
|
|
*
|
|
* 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 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/>.
|
|
*/
|
|
|
|
#include <stdarg.h>
|
|
#include <stdlib.h>
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <inttypes.h>
|
|
#include <signal.h>
|
|
|
|
#include "cpu.h"
|
|
|
|
int cpu_tricore_handle_mmu_fault(CPUState *cs, target_ulong address,
|
|
int rw, int mmu_idx)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
void tricore_cpu_do_interrupt(CPUState *cs)
|
|
{
|
|
}
|
|
|
|
TriCoreCPU *cpu_tricore_init(const char *cpu_model)
|
|
{
|
|
return TRICORE_CPU(cpu_generic_init(TYPE_TRICORE_CPU, cpu_model));
|
|
}
|
|
|
|
static void tricore_cpu_list_entry(gpointer data, gpointer user_data)
|
|
{
|
|
ObjectClass *oc = data;
|
|
CPUListState *s = user_data;
|
|
const char *typename;
|
|
char *name;
|
|
|
|
typename = object_class_get_name(oc);
|
|
name = g_strndup(typename, strlen(typename) - strlen("-" TYPE_TRICORE_CPU));
|
|
(*s->cpu_fprintf)(s->file, " %s\n",
|
|
name);
|
|
g_free(name);
|
|
}
|
|
|
|
void tricore_cpu_list(FILE *f, fprintf_function cpu_fprintf)
|
|
{
|
|
CPUListState s = {
|
|
.file = f,
|
|
.cpu_fprintf = cpu_fprintf,
|
|
};
|
|
GSList *list;
|
|
|
|
list = object_class_get_list(TYPE_TRICORE_CPU, false);
|
|
(*cpu_fprintf)(f, "Available CPUs:\n");
|
|
g_slist_foreach(list, tricore_cpu_list_entry, &s);
|
|
g_slist_free(list);
|
|
}
|
|
|
|
uint32_t psw_read(CPUTriCoreState *env)
|
|
{
|
|
/* clear all USB bits */
|
|
env->PSW &= 0xffffff;
|
|
/* now set them from the cache */
|
|
env->PSW |= ((env->PSW_USB_C != 0) << 31);
|
|
env->PSW |= ((env->PSW_USB_V & (1 << 31)) >> 1);
|
|
env->PSW |= ((env->PSW_USB_SV & (1 << 31)) >> 2);
|
|
env->PSW |= ((env->PSW_USB_AV & (1 << 31)) >> 3);
|
|
env->PSW |= ((env->PSW_USB_SAV & (1 << 31)) >> 4);
|
|
|
|
return env->PSW;
|
|
}
|
|
|
|
void psw_write(CPUTriCoreState *env, uint32_t val)
|
|
{
|
|
env->PSW_USB_C = (val & MASK_USB_C);
|
|
env->PSW_USB_V = (val & MASK_USB_V << 1);
|
|
env->PSW_USB_SV = (val & MASK_USB_SV << 2);
|
|
env->PSW_USB_AV = ((val & MASK_USB_AV) << 3);
|
|
env->PSW_USB_SAV = ((val & MASK_USB_SAV) << 4);
|
|
env->PSW = val;
|
|
}
|