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/*
* yagl
*
* Copyright (c) 2000 - 2013 Samsung Electronics Co., Ltd. All rights reserved.
*
* Contact:
* Stanislav Vorobiov <s.vorobiov@samsung.com>
* Jinhyung Jo <jinhyung.jo@samsung.com>
* YeongKyoon Lee <yeongkyoon.lee@samsung.com>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* Contributors:
* - S-Core Co., Ltd
*
*/
#include "yagl_process.h"
#include "yagl_thread.h"
#include "yagl_server.h"
#include "yagl_log.h"
#include "yagl_stats.h"
#include "yagl_object_map.h"
#include "sysemu/kvm.h"
#include "sysemu/hax.h"
struct yagl_process_state
*yagl_process_state_create(struct yagl_server_state *ss,
yagl_pid id)
{
struct yagl_process_state *ps =
g_malloc0(sizeof(struct yagl_process_state));
ps->ss = ss;
ps->id = id;
ps->object_map = yagl_object_map_create();
QLIST_INIT(&ps->threads);
#if defined (CONFIG_KVM) || defined (CONFIG_HAX)
if (kvm_enabled() || hax_enabled()) {
if (kvm_enabled()) {
cpu_synchronize_state(current_cpu);
} else {
#ifdef CONFIG_HAX
hax_cpu_synchronize_state(current_cpu);
#endif
}
CPUX86State *env = current_cpu->env_ptr;
memcpy(&ps->cr[0],
&((CPUX86State *)current_cpu->env_ptr)->cr[0],
sizeof(ps->cr));
ps->hflags = env->hflags;
}
#endif
return ps;
}
void yagl_process_state_destroy(struct yagl_process_state *ps)
{
struct yagl_thread_state *ts, *next;
YAGL_LOG_FUNC_ENTER(yagl_process_state_destroy, NULL);
QLIST_FOREACH_SAFE(ts, &ps->threads, entry, next) {
bool is_last;
QLIST_REMOVE(ts, entry);
is_last = QLIST_EMPTY(&ps->threads);
yagl_thread_state_destroy(ts, is_last);
}
assert(QLIST_EMPTY(&ps->threads));
yagl_object_map_destroy(ps->object_map);
g_free(ps);
yagl_stats_dump();
YAGL_LOG_FUNC_EXIT(NULL);
}
void yagl_process_register_egl_interface(struct yagl_process_state *ps,
struct yagl_egl_interface *egl_iface)
{
YAGL_LOG_FUNC_ENTER(yagl_process_register_egl_interface, NULL);
assert(egl_iface);
assert(!ps->egl_iface);
if (ps->egl_iface) {
YAGL_LOG_CRITICAL("EGL interface is already registered");
YAGL_LOG_FUNC_EXIT(NULL);
return;
}
ps->egl_iface = egl_iface;
YAGL_LOG_FUNC_EXIT(NULL);
}
void yagl_process_unregister_egl_interface(struct yagl_process_state *ps)
{
YAGL_LOG_FUNC_ENTER(yagl_process_unregister_egl_interface, NULL);
assert(ps->egl_iface);
if (!ps->egl_iface) {
YAGL_LOG_CRITICAL("EGL interface was not registered");
YAGL_LOG_FUNC_EXIT(NULL);
return;
}
ps->egl_iface = NULL;
YAGL_LOG_FUNC_EXIT(NULL);
}
struct yagl_thread_state*
yagl_process_find_thread(struct yagl_process_state *ps,
yagl_tid id)
{
struct yagl_thread_state *ts = NULL;
QLIST_FOREACH(ts, &ps->threads, entry) {
if (ts->id == id) {
return ts;
}
}
return NULL;
}
struct yagl_thread_state*
yagl_process_add_thread(struct yagl_process_state *ps,
yagl_tid id)
{
bool is_first = QLIST_EMPTY(&ps->threads);
struct yagl_thread_state *ts =
yagl_thread_state_create(ps, id, is_first);
if (!ts) {
return NULL;
}
QLIST_INSERT_HEAD(&ps->threads, ts, entry);
return ts;
}
void yagl_process_remove_thread(struct yagl_process_state *ps,
yagl_tid id)
{
struct yagl_thread_state *ts =
yagl_process_find_thread(ps, id);
if (ts) {
bool is_last;
QLIST_REMOVE(ts, entry);
is_last = QLIST_EMPTY(&ps->threads);
yagl_thread_state_destroy(ts, is_last);
}
}
bool yagl_process_has_threads(struct yagl_process_state *ps)
{
return !QLIST_EMPTY(&ps->threads);
}
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