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xemu
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This commit is contained in:
espes 2015-07-07 15:35:03 +10:00
parent 5a7e1e6532
commit 0b6291b46f
1 changed files with 9 additions and 14 deletions
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23
hw/xbox/nv2a.c
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@ -2580,8 +2580,6 @@ static void pgraph_method(NV2AState *d,
PGRAPHState *pg = &d->pgraph;
qemu_mutex_lock(&pg->lock);
assert(pg->channel_valid);
subchannel_data = &pg->subchannel_data[subchannel];
object = &subchannel_data->object;
@ -2598,7 +2596,6 @@ static void pgraph_method(NV2AState *d,
if (method == NV_SET_OBJECT) {
subchannel_data->object_instance = parameter;
qemu_mutex_unlock(&pg->lock);
//qemu_mutex_lock_iothread();
load_graphics_object(d, parameter, object);
//qemu_mutex_unlock_iothread();
@ -3563,43 +3560,37 @@ static void pgraph_method(NV2AState *d,
object->graphics_class, method);
break;
}
qemu_mutex_unlock(&d->pgraph.lock);
}
static void pgraph_context_switch(NV2AState *d, unsigned int channel_id)
{
bool valid;
qemu_mutex_lock(&d->pgraph.lock);
valid = d->pgraph.channel_valid && d->pgraph.channel_id == channel_id;
if (!valid) {
d->pgraph.trapped_channel_id = channel_id;
}
qemu_mutex_unlock(&d->pgraph.lock);
if (!valid) {
NV2A_DPRINTF("puller needs to switch to ch %d\n", channel_id);
qemu_mutex_unlock(&d->pgraph.lock);
qemu_mutex_lock_iothread();
d->pgraph.pending_interrupts |= NV_PGRAPH_INTR_CONTEXT_SWITCH;
update_irq(d);
qemu_mutex_unlock_iothread();
qemu_mutex_lock(&d->pgraph.lock);
qemu_mutex_unlock_iothread();
while (d->pgraph.pending_interrupts & NV_PGRAPH_INTR_CONTEXT_SWITCH) {
qemu_cond_wait(&d->pgraph.interrupt_cond, &d->pgraph.lock);
}
qemu_mutex_unlock(&d->pgraph.lock);
}
}
static void pgraph_wait_fifo_access(NV2AState *d) {
if (d->pgraph.fifo_access) return;
qemu_mutex_lock(&d->pgraph.lock);
while (!d->pgraph.fifo_access) {
qemu_cond_wait(&d->pgraph.fifo_access_cond, &d->pgraph.lock);
}
qemu_mutex_unlock(&d->pgraph.lock);
}
static void* pfifo_puller_thread(void *arg)
@ -3623,6 +3614,8 @@ static void* pfifo_puller_thread(void *arg)
QSIMPLEQ_CONCAT(&state->working_cache, &state->cache);
qemu_mutex_unlock(&state->cache_lock);
qemu_mutex_lock(&d->pgraph.lock);
while (!QSIMPLEQ_EMPTY(&state->working_cache)) {
CacheEntry * command = QSIMPLEQ_FIRST(&state->working_cache);
QSIMPLEQ_REMOVE_HEAD(&state->working_cache, entry);
@ -3675,7 +3668,7 @@ static void* pfifo_puller_thread(void *arg)
case ENGINE_GRAPHICS:
pgraph_wait_fifo_access(d);
pgraph_method(d, command->subchannel,
command->method, parameter);
command->method, parameter);
break;
default:
assert(false);
@ -3689,6 +3682,8 @@ static void* pfifo_puller_thread(void *arg)
g_free(command);
}
qemu_mutex_unlock(&d->pgraph.lock);
}
return NULL;