void cache_access(struct cache *cache, int access_type,
void *addr)
{
if (!cache)
return;
cache->access_count[access_type]++;
struct decoded_address d_addr;
decode_address(&d_addr, addr, cache);
struct set *set = &cache->sets[d_addr.index];
bool hit = set_access(set, d_addr.tag, access_type);
if (!hit)
cache_miss(cache, access_type, set, &d_addr);
}
void test_set_access(CuTest *tc) {
struct decoded_address addr;
struct cache cache;
int c = 16;
int b = 4;
int s = 4;
cache_init(&cache, NULL, 0, c, b, s);
CuAssertIntEquals(tc, 16, cache.sets[0].entry_count);
addr.tag = 0xDEADB;
addr.index = 0xEE;
addr.offset = 0xF;
/* fill in with some dummy data */
struct set *set = cache.sets;
struct cache_entry *e;
for (int i = 0; i < set->entry_count; ++i) {
e = &set->entries[i];
e->age = i;
e->tag = i;
e->flags = VALID;
}
int mid = set->entry_count / 2;
set->entries[mid].age = 250;
set->entries[mid].tag = 42;
int hit = set_access(set, addr.tag, READ_ACCESS);
CuAssertIntEquals(tc, 0, hit);
CuAssertIntEquals(tc, 251, set->entries[mid].age);
CuAssertTrue(tc, set->entries[mid].flags & VALID);
CuAssertTrue(tc, !(set->entries[mid].flags & DIRTY));
set->entries[mid].tag = 42;
addr.tag = 43;
hit = set_access(set, addr.tag, WRITE_ACCESS);
CuAssertIntEquals(tc, 0, hit);
CuAssertIntEquals(tc, 252, set->entries[mid].age);
CuAssertTrue(tc, set->entries[mid].flags & VALID);
CuAssertTrue(tc, !(set->entries[mid].flags & DIRTY));
set->entries[mid].tag = 42;
addr.tag = 42;
hit = set_access(set, addr.tag, WRITE_ACCESS);
CuAssertIntEquals(tc, 1, hit);
CuAssertIntEquals(tc, 0, set->entries[mid].age);
CuAssertTrue(tc, set->entries[mid].flags & VALID);
CuAssertTrue(tc, (set->entries[mid].flags & DIRTY));
}
static void set_property_info(Array &ret, ClassInfo::PropertyInfo *info,
const ClassInfo *cls) {
ret.set("name", info->name);
set_access(ret, info->attribute);
ret.set("modifiers", get_modifiers(info->attribute, false));
ret.set("static", (bool)(info->attribute & ClassInfo::IsStatic));
ret.set("class", cls->getName());
set_doc_comment(ret, info->docComment);
}
int agentppTestSparseCol3::set(const Vbx& vb)
{
//--AgentGen BEGIN=agentppTestSparseCol3::set
OctetStr v;
vb.get_value(v);
if (v == get_state())
set_access(NOACCESS);
//--AgentGen END
return MibLeaf::set(vb);
}
DexField* make_field_def(DexType* cls, const char* name, DexType* type,
DexAccessFlags access = ACC_PUBLIC, bool external = false) {
auto field = DexField::make_field(cls, DexString::make_string(name), type);
if (external) {
field->set_access(access);
field->set_external();
} else {
field->make_concrete(access);
}
return field;
}
static void set_method_info(Array &ret, ClassInfo::MethodInfo *info,
const ClassInfo *cls) {
ret.set("name", info->name);
set_access(ret, info->attribute);
ret.set("modifiers", get_modifiers(info->attribute, false));
ret.set("static", (bool)(info->attribute & ClassInfo::IsStatic));
ret.set("final", (bool)(info->attribute & ClassInfo::IsFinal));
ret.set("abstract", (bool)(info->attribute & ClassInfo::IsAbstract));
ret.set("internal", (bool)(cls->getAttribute() & ClassInfo::IsSystem));
ret.set("class", cls->getName());
set_function_info(ret, info, cls->getName());
}
auto add_getProperty(ossia::net::node_base& n, Object& obj, QObject* context)
{
constexpr const auto t
= ossia::qt_property_converter<typename Property::param_type>::val;
auto node = n.create_child(Property::name);
SCORE_ASSERT(node);
auto addr = node->create_parameter(t);
SCORE_ASSERT(addr);
addr->set_access(ossia::access_mode::GET);
return std::make_unique<GetPropertyWrapper<Property>>(*addr, obj, context);
}
int mem_reset_ipc_link(struct mem_link_device *mld)
{
struct link_device *ld = &mld->link_dev;
unsigned int magic;
unsigned int access;
set_access(mld, 0);
set_magic(mld, 0);
reset_ipc_map(mld);
reset_ipc_devices(mld);
atomic_set(&ld->netif_stopped, 0);
set_magic(mld, MEM_IPC_MAGIC);
set_access(mld, 1);
magic = get_magic(mld);
access = get_access(mld);
if (magic != MEM_IPC_MAGIC || access != 1)
return -EACCES;
return 0;
}
int mem_reset_ipc_link(struct mem_link_device *mld)
{
struct link_device *ld = &mld->link_dev;
unsigned int magic;
unsigned int access;
int i;
set_access(mld, 0);
set_magic(mld, 0);
reset_ipc_map(mld);
for (i = 0; i < MAX_SIPC5_DEVICES; i++) {
struct mem_ipc_device *dev = mld->dev[i];
skb_queue_purge(dev->skb_txq);
atomic_set(&dev->txq.busy, 0);
dev->req_ack_cnt[TX] = 0;
skb_queue_purge(dev->skb_rxq);
atomic_set(&dev->rxq.busy, 0);
dev->req_ack_cnt[RX] = 0;
}
atomic_set(&ld->netif_stopped, 0);
set_magic(mld, MEM_IPC_MAGIC);
set_access(mld, 1);
magic = get_magic(mld);
access = get_access(mld);
if (magic != MEM_IPC_MAGIC || access != 1)
return -EACCES;
return 0;
}
static int dpram_init_ipc(struct dpram_link_device *dpld)
{
struct link_device *ld = &dpld->ld;
int i;
if (ld->mode == LINK_MODE_IPC &&
get_magic(dpld) == DPRAM_MAGIC_CODE &&
get_access(dpld) == 1)
mif_info("%s: IPC already initialized\n", ld->name);
/* Clear pointers in every circular queue */
for (i = 0; i < dpld->max_ipc_dev; i++) {
set_tx_head(dpld, i, 0);
set_tx_tail(dpld, i, 0);
set_rx_head(dpld, i, 0);
set_rx_tail(dpld, i, 0);
}
/* Initialize variables for efficient TX/RX processing */
for (i = 0; i < dpld->max_ipc_dev; i++)
dpld->iod[i] = link_get_iod_with_format(ld, i);
dpld->iod[IPC_RAW] = link_get_iod_with_format(ld, IPC_MULTI_RAW);
if (dpld->iod[IPC_RAW]->recv_skb)
dpld->use_skb = true;
for (i = 0; i < dpld->max_ipc_dev; i++) {
spin_lock_init(&dpld->tx_lock[i]);
atomic_set(&dpld->res_required[i], 0);
skb_queue_purge(&dpld->skb_rxq[i]);
}
/* Enable IPC */
atomic_set(&dpld->accessing, 0);
set_magic(dpld, DPRAM_MAGIC_CODE);
set_access(dpld, 1);
if (get_magic(dpld) != DPRAM_MAGIC_CODE || get_access(dpld) != 1)
return -EACCES;
ld->mode = LINK_MODE_IPC;
if (wake_lock_active(&dpld->wlock))
wake_unlock(&dpld->wlock);
return 0;
}
void mem_handle_cp_crash(struct mem_link_device *mld, enum modem_state state)
{
struct link_device *ld = &mld->link_dev;
struct modem_ctl *mc = ld->mc;
#ifdef CONFIG_LINK_POWER_MANAGEMENT
if (mld->stop_pm)
mld->stop_pm(mld);
#endif
/* Disable normal IPC */
set_magic(mld, MEM_CRASH_MAGIC);
set_access(mld, 0);
stop_tx(mld);
purge_txq(mld);
if (cp_online(mc))
set_modem_state(mld, state);
atomic_set(&mc->forced_cp_crash, 0);
}
static int dpram_init_ipc(struct dpram_link_device *dpld)
{
struct link_device *ld = &dpld->ld;
int i;
if (ld->mode == LINK_MODE_IPC &&
get_magic(dpld) == DPRAM_MAGIC_CODE &&
get_access(dpld) == 1)
mif_info("%s: IPC already initialized\n", ld->name);
/* Clear pointers in every circular queue */
for (i = 0; i < dpld->max_ipc_dev; i++) {
set_tx_head(dpld, i, 0);
set_tx_tail(dpld, i, 0);
set_rx_head(dpld, i, 0);
set_rx_tail(dpld, i, 0);
}
for (i = 0; i < dpld->max_ipc_dev; i++) {
spin_lock_init(&dpld->tx_lock[i]);
atomic_set(&dpld->res_required[i], 0);
}
atomic_set(&dpld->accessing, 0);
/* Enable IPC */
set_magic(dpld, DPRAM_MAGIC_CODE);
set_access(dpld, 1);
if (get_magic(dpld) != DPRAM_MAGIC_CODE || get_access(dpld) != 1)
return -EACCES;
ld->mode = LINK_MODE_IPC;
if (wake_lock_active(&dpld->wlock))
wake_unlock(&dpld->wlock);
return 0;
}
void mem_handle_cp_crash(struct mem_link_device *mld, enum modem_state state)
{
struct link_device *ld = &mld->link_dev;
struct modem_ctl *mc = ld->mc;
int i;
/* Disable normal IPC */
set_magic(mld, MEM_CRASH_MAGIC);
set_access(mld, 0);
if (!wake_lock_active(&mld->dump_wlock))
wake_lock(&mld->dump_wlock);
stop_net_ifaces(ld);
/* Purge the skb_txq in every IPC device (IPC_FMT, IPC_RAW, etc.) */
for (i = 0; i < MAX_SIPC5_DEV; i++)
skb_queue_purge(mld->dev[i]->skb_txq);
if (cp_online(mc))
set_modem_state(mld, state);
mld->forced_cp_crash = false;
}
/**
@brief trigger an enforced CP crash
@param mld the pointer to a mem_link_device instance
*/
void mem_forced_cp_crash(struct mem_link_device *mld)
{
struct link_device *ld = &mld->link_dev;
struct modem_ctl *mc = ld->mc;
unsigned long flags;
bool duplicated = false;
#ifdef DEBUG_MODEM_IF
struct utc_time t;
#endif
#ifdef DEBUG_MODEM_IF
get_utc_time(&t);
#endif
/* Disable normal IPC */
set_magic(mld, MEM_CRASH_MAGIC);
set_access(mld, 0);
spin_lock_irqsave(&mld->lock, flags);
if (mld->forced_cp_crash)
duplicated = true;
else
mld->forced_cp_crash = true;
spin_unlock_irqrestore(&mld->lock, flags);
if (duplicated) {
#ifdef DEBUG_MODEM_IF
evt_log(HMSU_FMT " %s: %s: ALREADY in progress <%pf>\n",
t.hour, t.min, t.sec, t.us, CALLEE, ld->name, CALLER);
#endif
return;
}
if (!cp_online(mc)) {
#ifdef DEBUG_MODEM_IF
evt_log(HMSU_FMT " %s: %s: %s.state %s != ONLINE <%pf>\n",
t.hour, t.min, t.sec, t.us,
CALLEE, ld->name, mc->name, mc_state(mc), CALLER);
#endif
return;
}
if (!wake_lock_active(&mld->dump_wlock))
wake_lock(&mld->dump_wlock);
stop_net_ifaces(ld);
/**
* If there is no CRASH_ACK from a CP in FORCE_CRASH_ACK_TIMEOUT,
* handle_no_cp_crash_ack() will be executed.
*/
mif_add_timer(&mld->crash_ack_timer, FORCE_CRASH_ACK_TIMEOUT,
handle_no_cp_crash_ack, (unsigned long)mld);
/* Send CRASH_EXIT command to a CP */
send_ipc_irq(mld, cmd2int(CMD_CRASH_EXIT));
#ifdef DEBUG_MODEM_IF
evt_log(HMSU_FMT " CRASH_EXIT: %s->%s: CP_CRASH_REQ <by %pf>\n",
t.hour, t.min, t.sec, t.us, ld->name, mc->name, CALLER);
if (in_interrupt())
queue_work(system_nrt_wq, &mld->dump_work);
else
save_mem_dump(mld);
#endif
}
struct link_device *dpram_create_link_device(struct platform_device *pdev)
{
struct modem_data *mdm_data = NULL;
struct dpram_link_device *dpld = NULL;
struct link_device *ld = NULL;
struct resource *res = NULL;
resource_size_t res_size;
struct modemlink_dpram_control *dpctl = NULL;
unsigned long task_data;
int ret = 0;
int i = 0;
int bsize;
int qsize;
/* Get the platform data */
mdm_data = (struct modem_data *)pdev->dev.platform_data;
if (!mdm_data) {
mif_info("ERR! mdm_data == NULL\n");
goto err;
}
mif_info("modem = %s\n", mdm_data->name);
mif_info("link device = %s\n", mdm_data->link_name);
if (!mdm_data->dpram_ctl) {
mif_info("ERR! mdm_data->dpram_ctl == NULL\n");
goto err;
}
dpctl = mdm_data->dpram_ctl;
/* Alloc DPRAM link device structure */
dpld = kzalloc(sizeof(struct dpram_link_device), GFP_KERNEL);
if (!dpld) {
mif_info("ERR! kzalloc dpld fail\n");
goto err;
}
ld = &dpld->ld;
task_data = (unsigned long)dpld;
/* Retrieve modem data and DPRAM control data from the modem data */
ld->mdm_data = mdm_data;
ld->name = mdm_data->link_name;
ld->ipc_version = mdm_data->ipc_version;
/* Retrieve the most basic data for IPC from the modem data */
dpld->dpctl = dpctl;
dpld->dp_type = dpctl->dp_type;
if (mdm_data->ipc_version < SIPC_VER_50) {
if (!dpctl->max_ipc_dev) {
mif_info("ERR! no max_ipc_dev\n");
goto err;
}
ld->aligned = dpctl->aligned;
dpld->max_ipc_dev = dpctl->max_ipc_dev;
} else {
ld->aligned = 1;
dpld->max_ipc_dev = MAX_SIPC5_DEV;
}
/* Set attributes as a link device */
ld->init_comm = dpram_link_init;
ld->terminate_comm = dpram_link_terminate;
ld->send = dpram_send;
ld->force_dump = dpram_force_dump;
ld->dump_start = dpram_dump_start;
ld->dump_update = dpram_dump_update;
ld->ioctl = dpram_ioctl;
INIT_LIST_HEAD(&ld->list);
skb_queue_head_init(&ld->sk_fmt_tx_q);
skb_queue_head_init(&ld->sk_raw_tx_q);
skb_queue_head_init(&ld->sk_rfs_tx_q);
ld->skb_txq[IPC_FMT] = &ld->sk_fmt_tx_q;
ld->skb_txq[IPC_RAW] = &ld->sk_raw_tx_q;
ld->skb_txq[IPC_RFS] = &ld->sk_rfs_tx_q;
/* Set up function pointers */
dpram_setup_common_op(dpld);
dpld->dpram_dump = dpram_dump_memory;
dpld->ext_op = dpram_get_ext_op(mdm_data->modem_type);
/* Retrieve DPRAM resource */
if (!dpctl->dp_base) {
res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
if (!res) {
mif_info("%s: ERR! platform_get_resource fail\n",
ld->name);
goto err;
}
res_size = resource_size(res);
dpctl->dp_base = ioremap_nocache(res->start, res_size);
dpctl->dp_size = res_size;
}
dpld->dp_base = dpctl->dp_base;
dpld->dp_size = dpctl->dp_size;
mif_info("%s: dp_type %d, aligned %d, dp_base 0x%08X, dp_size %d\n",
ld->name, dpld->dp_type, ld->aligned, (int)dpld->dp_base,
dpld->dp_size);
/* Initialize DPRAM map (physical map -> logical map) */
ret = dpram_table_init(dpld);
if (ret < 0) {
mif_info("%s: ERR! dpram_table_init fail (err %d)\n",
ld->name, ret);
goto err;
}
/* Disable IPC */
set_magic(dpld, 0);
set_access(dpld, 0);
dpld->dpram_init_status = DPRAM_INIT_STATE_NONE;
/* Initialize locks, completions, and bottom halves */
snprintf(dpld->wlock_name, DP_MAX_NAME_LEN, "%s_wlock", ld->name);
wake_lock_init(&dpld->wlock, WAKE_LOCK_SUSPEND, dpld->wlock_name);
init_completion(&dpld->dpram_init_cmd);
init_completion(&dpld->modem_pif_init_done);
init_completion(&dpld->udl_start_complete);
init_completion(&dpld->udl_cmd_complete);
init_completion(&dpld->crash_start_complete);
init_completion(&dpld->dump_start_complete);
init_completion(&dpld->dump_recv_done);
tasklet_init(&dpld->rx_tsk, dpram_ipc_rx_task, task_data);
if (dpld->ext_op && dpld->ext_op->dl_task)
tasklet_init(&dpld->dl_tsk, dpld->ext_op->dl_task, task_data);
/* Prepare RXB queue */
qsize = DPRAM_MAX_RXBQ_SIZE;
for (i = 0; i < dpld->max_ipc_dev; i++) {
bsize = rxbq_get_page_size(get_rx_buff_size(dpld, i));
dpld->rxbq[i].size = qsize;
dpld->rxbq[i].in = 0;
dpld->rxbq[i].out = 0;
dpld->rxbq[i].rxb = rxbq_create_pool(bsize, qsize);
if (!dpld->rxbq[i].rxb) {
mif_info("%s: ERR! %s rxbq_create_pool fail\n",
ld->name, get_dev_name(i));
goto err;
}
mif_info("%s: %s rxbq_pool created (bsize:%d, qsize:%d)\n",
ld->name, get_dev_name(i), bsize, qsize);
}
/* Prepare a multi-purpose miscellaneous buffer */
dpld->buff = kzalloc(dpld->dp_size, GFP_KERNEL);
if (!dpld->buff) {
mif_info("%s: ERR! kzalloc dpld->buff fail\n", ld->name);
goto err;
}
/* Retrieve DPRAM IRQ GPIO# */
dpld->gpio_dpram_int = mdm_data->gpio_dpram_int;
/* Retrieve DPRAM IRQ# */
if (!dpctl->dpram_irq) {
dpctl->dpram_irq = platform_get_irq_byname(pdev, "dpram_irq");
if (dpctl->dpram_irq < 0) {
mif_info("%s: ERR! platform_get_irq_byname fail\n",
ld->name);
goto err;
}
}
dpld->irq = dpctl->dpram_irq;
/* Retrieve DPRAM IRQ flags */
if (!dpctl->dpram_irq_flags)
dpctl->dpram_irq_flags = (IRQF_NO_SUSPEND | IRQF_TRIGGER_LOW);
dpld->irq_flags = dpctl->dpram_irq_flags;
/* Register DPRAM interrupt handler */
snprintf(dpld->irq_name, DP_MAX_NAME_LEN, "%s_irq", ld->name);
ret = dpram_register_isr(dpld->irq, dpram_irq_handler, dpld->irq_flags,
dpld->irq_name, dpld);
if (ret)
goto err;
return ld;
err:
if (dpld) {
if (dpld->buff)
kfree(dpld->buff);
kfree(dpld);
}
return NULL;
}
void mem_forced_cp_crash(struct mem_link_device *mld)
{
struct link_device *ld = &mld->link_dev;
struct modem_ctl *mc = ld->mc;
bool duplicated = false;
unsigned long flags;
/* Disable normal IPC */
set_magic(mld, MEM_CRASH_MAGIC);
set_access(mld, 0);
spin_lock_irqsave(&mld->lock, flags);
if (atomic_read(&mc->forced_cp_crash))
duplicated = true;
else
atomic_set(&mc->forced_cp_crash, 1);
spin_unlock_irqrestore(&mld->lock, flags);
if (duplicated) {
evt_log(0, "%s: %s: ALREADY in progress <%pf>\n",
FUNC, ld->name, CALLER);
return;
}
if (!cp_online(mc)) {
evt_log(0, "%s: %s: %s.state %s != ONLINE <%pf>\n",
FUNC, ld->name, mc->name, mc_state(mc), CALLER);
return;
}
if (mc->wake_lock) {
if (!wake_lock_active(mc->wake_lock)) {
wake_lock(mc->wake_lock);
mif_err("%s->wake_lock locked\n", mc->name);
}
}
if (mld->attrs & LINK_ATTR(LINK_ATTR_MEM_DUMP)) {
stop_net_ifaces(ld);
if (mld->debug_info)
mld->debug_info();
/**
* If there is no CRASH_ACK from CP in a timeout,
* handle_no_cp_crash_ack() will be executed.
*/
mif_add_timer(&mc->crash_ack_timer, FORCE_CRASH_ACK_TIMEOUT,
handle_no_cp_crash_ack, (unsigned long)mld);
/* Send CRASH_EXIT command to a CP */
send_ipc_irq(mld, cmd2int(CMD_CRASH_EXIT));
} else {
modemctl_notify_event(MDM_EVENT_CP_FORCE_CRASH);
}
evt_log(0, "%s->%s: CP_CRASH_REQ <%pf>\n", ld->name, mc->name, CALLER);
#ifdef DEBUG_MODEM_IF
if (in_interrupt())
queue_work(system_nrt_wq, &mld->dump_work);
else
save_mem_dump(mld);
#endif
}
