//---------------------------------------------------------------------------
// Decode CONN_ESTABLISH_IND message from RRC
void nasrg_ASCTL_DC_decode_cx_establish_ind(struct cx_entity *cx, struct nas_rg_dc_element *p){
//---------------------------------------------------------------------------
int i;
// Start debug information
#ifdef GRAAL_DEBUG_DC
printk("nasrg_ASCTL_DC_decode_cx_establish - begin \n");
#endif
if (!cx || !p){
printk("nasrg_ASCTL_DC_decode_cx_establish - input parameter is NULL \n");
return;
}
// End debug information
if (nasrg_ASCTL_DC_send_cx_establish_confirm(cx, ACCEPTED)>0){
nasrg_TOOL_imei2iid(p->nasRGDCPrimitive.conn_establish_ind.InterfaceIMEI, (u8 *)cx->iid6);
cx->iid4=97; // A AUTOMATISER
cx->lcr = p->nasRGDCPrimitive.conn_establish_ind.localConnectionRef;
cx->state=GRAAL_CX_DCH;
#ifdef GRAAL_DEBUG_DC
printk("nasrg_ASCTL_DC_decode_cx_establish: CONN_ESTABLISH_IND reception\n");
printk(" primitive length %d\n",p->length);
printk(" Local Connection reference %d\n",p->nasRGDCPrimitive.conn_establish_ind.localConnectionRef);
printk(" IMEI ");
for (i=0; i<14; ++i)
printk("%u",p->nasRGDCPrimitive.conn_establish_ind.InterfaceIMEI[i]);
printk(" state ");
nasrg_TOOL_print_state(cx->state);
#endif
}
}
//---------------------------------------------------------------------------
// Decode CONN_LOSS_IND message from RRC
void nasrg_ASCTL_DC_decode_cx_loss_ind(struct cx_entity *cx, struct nas_rg_dc_element *p){
//---------------------------------------------------------------------------
// Start debug information
#ifdef GRAAL_DEBUG_DC
printk("nasrg_ASCTL_DC_decode_cx_loss - begin \n");
#endif
if (!cx || !p){
printk("nasrg_ASCTL_DC_decode_cx_loss - input parameter is NULL \n");
return;
}
// End debug information
cx->state = GRAAL_IDLE;
cx->iid4=0;
nasrg_TOOL_imei2iid(GRAAL_NULL_IMEI, (u8 *)cx->iid6);
nasrg_COMMON_flush_rb(cx);
#ifdef GRAAL_DEBUG_DC
printk("nasrg_ASCTL_DC_decode_cx_loss: CONN_LOSS_IND reception\n");
printk(" Primitive length %u\n",(int)(p->length));
printk(" Local Connection reference %u\n",p->nasRGDCPrimitive.conn_loss_ind.localConnectionRef);
nasrg_TOOL_print_state(cx->state);
#endif
}
//---------------------------------------------------------------------------
// Initialisation of the network device
void nasrg_init(struct net_device *dev)
{
//---------------------------------------------------------------------------
uint8_t cxi, dscpi;
printk("nasrg_init: begin\n");
if (dev) {
gpriv=netdev_priv(dev);
memset(gpriv, 0, sizeof(struct nas_priv));
// Initialize function pointers
dev->netdev_ops = &nasrg_netdev_ops;
#ifndef NAS_DRIVER_TYPE_ETHERNET
dev->type = ARPHRD_EURUMTS;
dev->features = NETIF_F_NO_CSUM;
dev->hard_header_len = 0;
dev->addr_len = NAS_ADDR_LEN;
dev->flags = IFF_BROADCAST|IFF_MULTICAST|IFF_NOARP;
dev->tx_queue_len = NAS_TX_QUEUE_LEN;
dev->mtu = NAS_MTU;
#endif
// Can be one of the following enum defined in include/linux/netdevice.h:
// enum netdev_state_t {
// __LINK_STATE_START,
// __LINK_STATE_PRESENT,
// __LINK_STATE_NOCARRIER,
// __LINK_STATE_LINKWATCH_PENDING,
// __LINK_STATE_DORMANT,
// };
set_bit(__LINK_STATE_PRESENT, &dev->state);
#ifdef NAS_DRIVER_TYPE_ETHERNET
// overwrite values written above ( header_ops,type,hard_header_len,mtu,addr_len,tx_queue_len,flags,broadcast)
printk("\nnasrg_init: WARNING Driver type ETHERNET\n");
ether_setup(dev);
#endif
//
// Initialize private structure
gpriv->rx_flags = NAS_RESET_RX_FLAGS;
gpriv->sap[NAS_GC_SAPI] = RRC_DEVICE_GC;
gpriv->sap[NAS_NT_SAPI] = RRC_DEVICE_NT;
gpriv->cx[0].sap[NAS_DC_INPUT_SAPI] = RRC_DEVICE_DC_INPUT0;
gpriv->cx[0].sap[NAS_DC_OUTPUT_SAPI] = RRC_DEVICE_DC_OUTPUT0;
gpriv->cx[1].sap[NAS_DC_INPUT_SAPI] = RRC_DEVICE_DC_INPUT1;
gpriv->cx[1].sap[NAS_DC_OUTPUT_SAPI] = RRC_DEVICE_DC_OUTPUT1;
// gpriv->sap[NAS_CO_INPUT_SAPI] = QOS_DEVICE_CONVERSATIONAL_INPUT;
// gpriv->sap[NAS_CO_OUTPUT_SAPI] = QOS_DEVICE_CONVERSATIONAL_OUTPUT;
gpriv->sap[NAS_DRB_INPUT_SAPI] = PDCP2PDCP_USE_RT_FIFO;//QOS_DEVICE_CONVERSATIONAL_INPUT;
gpriv->sap[NAS_DRB_OUTPUT_SAPI] = NAS2PDCP_FIFO;//QOS_DEVICE_STREAMING_INPUT;
//
gpriv->retry_limit=NAS_RETRY_LIMIT_DEFAULT;
gpriv->timer_establishment=NAS_TIMER_ESTABLISHMENT_DEFAULT;
gpriv->timer_release=NAS_TIMER_RELEASE_DEFAULT;
for (dscpi=0; dscpi<NAS_DSCP_MAX; ++dscpi)
gpriv->rclassifier[dscpi]=NULL;
gpriv->nrclassifier=0;
//
for(cxi=0; cxi<NAS_CX_MAX; ++cxi) {
#ifdef NAS_DEBUG_DEVICE
printk("nasrg_init: init classifiers, state and timer for MTs %u\n", cxi);
#endif
gpriv->cx[cxi].state=NAS_IDLE;
gpriv->cx[cxi].countimer=NAS_TIMER_IDLE;
gpriv->cx[cxi].retry=0;
gpriv->cx[cxi].lcr=cxi;
gpriv->cx[cxi].rb=NULL;
gpriv->cx[cxi].num_rb=0;
// initialisation of the classifier
for (dscpi=0; dscpi<NAS_DSCP_MAX; ++dscpi)
gpriv->cx[cxi].sclassifier[dscpi]=NULL;
gpriv->cx[cxi].nsclassifier=0;
// initialisation of the IP address
nasrg_TOOL_imei2iid(NAS_NULL_IMEI, (uint8_t *)gpriv->cx[cxi].iid6);
gpriv->cx[cxi].iid4=0;
}
spin_lock_init(&gpriv->lock);
nasrg_TOOL_RGimei2iid(NAS_RG_IMEI, dev->dev_addr);// IMEI to device address (for stateless autoconfiguration address)
printk("nasrg_init: init IMEI to IID\n");
nasrg_ASCTL_init();
} else {
printk("\n\nnasmt_init: ERROR, Device is NULL!!\n");
}
printk("nasrg_init: end\n");
return ;
}