Lines Matching refs:icom_port
51 #define ICOM_PORT ((struct icom_port *)port)
124 static inline void trace(struct icom_port *icom_port, char *trace_pt, in trace() argument
127 dev_info(&icom_port->adapter->pci_dev->dev, ":%d:%s - %lx\n", in trace()
128 icom_port->port, trace_pt, trace_data); in trace()
131 static inline void trace(struct icom_port *icom_port, char *trace_pt, unsigned long trace_data) {}; in trace() argument
135 static void free_port_memory(struct icom_port *icom_port) in free_port_memory() argument
137 struct pci_dev *dev = icom_port->adapter->pci_dev; in free_port_memory()
139 trace(icom_port, "RET_PORT_MEM", 0); in free_port_memory()
140 if (icom_port->recv_buf) { in free_port_memory()
141 pci_free_consistent(dev, 4096, icom_port->recv_buf, in free_port_memory()
142 icom_port->recv_buf_pci); in free_port_memory()
143 icom_port->recv_buf = NULL; in free_port_memory()
145 if (icom_port->xmit_buf) { in free_port_memory()
146 pci_free_consistent(dev, 4096, icom_port->xmit_buf, in free_port_memory()
147 icom_port->xmit_buf_pci); in free_port_memory()
148 icom_port->xmit_buf = NULL; in free_port_memory()
150 if (icom_port->statStg) { in free_port_memory()
151 pci_free_consistent(dev, 4096, icom_port->statStg, in free_port_memory()
152 icom_port->statStg_pci); in free_port_memory()
153 icom_port->statStg = NULL; in free_port_memory()
156 if (icom_port->xmitRestart) { in free_port_memory()
157 pci_free_consistent(dev, 4096, icom_port->xmitRestart, in free_port_memory()
158 icom_port->xmitRestart_pci); in free_port_memory()
159 icom_port->xmitRestart = NULL; in free_port_memory()
163 static int get_port_memory(struct icom_port *icom_port) in get_port_memory() argument
169 struct pci_dev *dev = icom_port->adapter->pci_dev; in get_port_memory()
171 icom_port->xmit_buf = in get_port_memory()
172 pci_alloc_consistent(dev, 4096, &icom_port->xmit_buf_pci); in get_port_memory()
173 if (!icom_port->xmit_buf) { in get_port_memory()
178 trace(icom_port, "GET_PORT_MEM", in get_port_memory()
179 (unsigned long) icom_port->xmit_buf); in get_port_memory()
181 icom_port->recv_buf = in get_port_memory()
182 pci_alloc_consistent(dev, 4096, &icom_port->recv_buf_pci); in get_port_memory()
183 if (!icom_port->recv_buf) { in get_port_memory()
185 free_port_memory(icom_port); in get_port_memory()
188 trace(icom_port, "GET_PORT_MEM", in get_port_memory()
189 (unsigned long) icom_port->recv_buf); in get_port_memory()
191 icom_port->statStg = in get_port_memory()
192 pci_alloc_consistent(dev, 4096, &icom_port->statStg_pci); in get_port_memory()
193 if (!icom_port->statStg) { in get_port_memory()
195 free_port_memory(icom_port); in get_port_memory()
198 trace(icom_port, "GET_PORT_MEM", in get_port_memory()
199 (unsigned long) icom_port->statStg); in get_port_memory()
201 icom_port->xmitRestart = in get_port_memory()
202 pci_alloc_consistent(dev, 4096, &icom_port->xmitRestart_pci); in get_port_memory()
203 if (!icom_port->xmitRestart) { in get_port_memory()
206 free_port_memory(icom_port); in get_port_memory()
210 memset(icom_port->statStg, 0, 4096); in get_port_memory()
216 stgAddr = (unsigned long) icom_port->statStg; in get_port_memory()
218 trace(icom_port, "FOD_ADDR", stgAddr); in get_port_memory()
219 stgAddr = stgAddr + sizeof(icom_port->statStg->xmit[0]); in get_port_memory()
221 memset(&icom_port->statStg->xmit[index], 0, sizeof(struct xmit_status_area)); in get_port_memory()
222 icom_port->statStg->xmit[index].leLengthASD = in get_port_memory()
224 trace(icom_port, "FOD_ADDR", stgAddr); in get_port_memory()
225 trace(icom_port, "FOD_XBUFF", in get_port_memory()
226 (unsigned long) icom_port->xmit_buf); in get_port_memory()
227 icom_port->statStg->xmit[index].leBuffer = in get_port_memory()
228 cpu_to_le32(icom_port->xmit_buf_pci); in get_port_memory()
230 memset(&icom_port->statStg->xmit[index], 0, sizeof(struct xmit_status_area)); in get_port_memory()
231 icom_port->statStg->xmit[index].leLengthASD = in get_port_memory()
233 trace(icom_port, "FOD_XBUFF", in get_port_memory()
234 (unsigned long) icom_port->xmit_buf); in get_port_memory()
235 icom_port->statStg->xmit[index].leBuffer = in get_port_memory()
236 cpu_to_le32(icom_port->xmit_buf_pci); in get_port_memory()
238 memset(&icom_port->statStg->xmit[index], 0, sizeof(struct xmit_status_area)); in get_port_memory()
246 trace(icom_port, "FID_ADDR", stgAddr); in get_port_memory()
247 stgAddr = stgAddr + sizeof(icom_port->statStg->rcv[0]); in get_port_memory()
248 icom_port->statStg->rcv[index].leLength = 0; in get_port_memory()
249 icom_port->statStg->rcv[index].WorkingLength = in get_port_memory()
252 offset = stgAddr - (unsigned long) icom_port->statStg; in get_port_memory()
253 icom_port->statStg->rcv[index].leNext = in get_port_memory()
254 cpu_to_le32(icom_port-> statStg_pci + offset); in get_port_memory()
255 trace(icom_port, "FID_RBUFF", in get_port_memory()
256 (unsigned long) icom_port->recv_buf); in get_port_memory()
257 icom_port->statStg->rcv[index].leBuffer = in get_port_memory()
258 cpu_to_le32(icom_port->recv_buf_pci); in get_port_memory()
260 offset = startStgAddr - (unsigned long) icom_port->statStg; in get_port_memory()
261 icom_port->statStg->rcv[index].leNext = in get_port_memory()
262 cpu_to_le32(icom_port-> statStg_pci + offset); in get_port_memory()
263 trace(icom_port, "FID_RBUFF", in get_port_memory()
264 (unsigned long) icom_port->recv_buf + 2048); in get_port_memory()
265 icom_port->statStg->rcv[index].leBuffer = in get_port_memory()
266 cpu_to_le32(icom_port->recv_buf_pci + 2048); in get_port_memory()
268 icom_port->statStg->rcv[index].leNext = 0; in get_port_memory()
269 icom_port->statStg->rcv[index].leBuffer = 0; in get_port_memory()
276 static void stop_processor(struct icom_port *icom_port) in stop_processor() argument
284 port = icom_port->port; in stop_processor()
286 dev_err(&icom_port->adapter->pci_dev->dev, in stop_processor()
292 stop_proc[port].global_control_reg = &icom_port->global_reg->control; in stop_processor()
294 stop_proc[port].global_control_reg = &icom_port->global_reg->control_2; in stop_processor()
307 static void start_processor(struct icom_port *icom_port) in start_processor() argument
315 port = icom_port->port; in start_processor()
317 dev_err(&icom_port->adapter->pci_dev->dev, in start_processor()
323 start_proc[port].global_control_reg = &icom_port->global_reg->control; in start_processor()
325 start_proc[port].global_control_reg = &icom_port->global_reg->control_2; in start_processor()
338 static void load_code(struct icom_port *icom_port) in load_code() argument
344 void __iomem *dram_ptr = icom_port->dram; in load_code()
348 struct pci_dev *dev = icom_port->adapter->pci_dev; in load_code()
351 writew(0x3FFF, icom_port->int_reg); in load_code()
353 trace(icom_port, "CLEAR_INTERRUPTS", 0); in load_code()
356 stop_processor(icom_port); in load_code()
375 iram_ptr = (char __iomem *)icom_port->dram + ICOM_IRAM_OFFSET; in load_code()
395 iram_ptr = (char __iomem *) icom_port->dram + ICOM_IRAM_OFFSET; in load_code()
402 if (icom_port->adapter->version == ADAPTER_V2) in load_code()
403 writeb(V2_HARDWARE, &(icom_port->dram->misc_flags)); in load_code()
406 start_processor(icom_port); in load_code()
409 &(icom_port->dram->HDLCConfigReg)); in load_code()
410 writeb(0x04, &(icom_port->dram->FlagFillIdleTimer)); /* 0.5 seconds */ in load_code()
411 writeb(0x00, &(icom_port->dram->CmdReg)); in load_code()
412 writeb(0x10, &(icom_port->dram->async_config3)); in load_code()
414 ICOM_ACFG_1STOP_BIT), &(icom_port->dram->async_config2)); in load_code()
443 writeb((char) ((fw->size + 16)/16), &icom_port->dram->mac_length); in load_code()
444 writel(temp_pci, &icom_port->dram->mac_load_addr); in load_code()
457 writeb(START_DOWNLOAD, &icom_port->dram->sync); in load_code()
462 if (readb(&icom_port->dram->misc_flags) & ICOM_HDW_ACTIVE) in load_code()
472 cable_id = readb(&icom_port->dram->cable_id); in load_code()
477 icom_port->cable_id = cable_id; in load_code()
480 icom_port->cable_id = NO_CABLE; in load_code()
487 writew(0x3FFF, icom_port->int_reg); in load_code()
490 writeb(ICOM_DISABLE, &(icom_port->dram->disable)); in load_code()
493 stop_processor(icom_port); in load_code()
495 dev_err(&icom_port->adapter->pci_dev->dev,"Port not operational\n"); in load_code()
502 static int startup(struct icom_port *icom_port) in startup() argument
509 trace(icom_port, "STARTUP", 0); in startup()
511 if (!icom_port->dram) { in startup()
513 dev_err(&icom_port->adapter->pci_dev->dev, in startup()
521 raw_cable_id = readb(&icom_port->dram->cable_id); in startup()
522 trace(icom_port, "CABLE_ID", raw_cable_id); in startup()
529 (cable_id != icom_port->cable_id)) { in startup()
532 load_code(icom_port); in startup()
535 raw_cable_id = readb(&icom_port->dram->cable_id); in startup()
538 (icom_port->cable_id == NO_CABLE)) in startup()
546 port = icom_port->port; in startup()
548 dev_err(&icom_port->adapter->pci_dev->dev, in startup()
554 int_mask_tbl[port].global_int_mask = &icom_port->global_reg->int_mask; in startup()
556 int_mask_tbl[port].global_int_mask = &icom_port->global_reg->int_mask_2; in startup()
559 writew(0x00FF, icom_port->int_reg); in startup()
561 writew(0x3F00, icom_port->int_reg); in startup()
574 static void shutdown(struct icom_port *icom_port) in shutdown() argument
582 trace(icom_port, "SHUTDOWN", 0); in shutdown()
587 port = icom_port->port; in shutdown()
589 dev_err(&icom_port->adapter->pci_dev->dev, in shutdown()
594 int_mask_tbl[port].global_int_mask = &icom_port->global_reg->int_mask; in shutdown()
596 int_mask_tbl[port].global_int_mask = &icom_port->global_reg->int_mask_2; in shutdown()
610 cmdReg = readb(&icom_port->dram->CmdReg); in shutdown()
612 writeb(cmdReg & ~CMD_SND_BREAK, &icom_port->dram->CmdReg); in shutdown()
664 static inline void check_modem_status(struct icom_port *icom_port) in check_modem_status() argument
670 spin_lock(&icom_port->uart_port.lock); in check_modem_status()
673 status = readb(&icom_port->dram->isr); in check_modem_status()
674 trace(icom_port, "CHECK_MODEM", status); in check_modem_status()
678 icom_port->uart_port.icount.rng++; in check_modem_status()
680 icom_port->uart_port.icount.dsr++; in check_modem_status()
682 uart_handle_dcd_change(&icom_port->uart_port, in check_modem_status()
685 uart_handle_cts_change(&icom_port->uart_port, in check_modem_status()
688 wake_up_interruptible(&icom_port->uart_port.state-> in check_modem_status()
692 spin_unlock(&icom_port->uart_port.lock); in check_modem_status()
695 static void xmit_interrupt(u16 port_int_reg, struct icom_port *icom_port) in xmit_interrupt() argument
701 trace(icom_port, "XMIT_COMPLETE", 0); in xmit_interrupt()
704 icom_port->statStg->xmit[0].flags &= in xmit_interrupt()
708 cpu_to_le16(icom_port->statStg->xmit[0].leLength); in xmit_interrupt()
709 icom_port->uart_port.icount.tx += count; in xmit_interrupt()
712 !uart_circ_empty(&icom_port->uart_port.state->xmit); i++) { in xmit_interrupt()
714 icom_port->uart_port.state->xmit.tail++; in xmit_interrupt()
715 icom_port->uart_port.state->xmit.tail &= in xmit_interrupt()
719 if (!icom_write(&icom_port->uart_port)) in xmit_interrupt()
721 uart_write_wakeup(&icom_port->uart_port); in xmit_interrupt()
723 trace(icom_port, "XMIT_DISABLED", 0); in xmit_interrupt()
726 static void recv_interrupt(u16 port_int_reg, struct icom_port *icom_port) in recv_interrupt() argument
729 struct tty_port *port = &icom_port->uart_port.state->port; in recv_interrupt()
735 trace(icom_port, "RCV_COMPLETE", 0); in recv_interrupt()
736 rcv_buff = icom_port->next_rcv; in recv_interrupt()
738 status = cpu_to_le16(icom_port->statStg->rcv[rcv_buff].flags); in recv_interrupt()
742 trace(icom_port, "FID_STATUS", status); in recv_interrupt()
743 count = cpu_to_le16(icom_port->statStg->rcv[rcv_buff].leLength); in recv_interrupt()
745 trace(icom_port, "RCV_COUNT", count); in recv_interrupt()
747 trace(icom_port, "REAL_COUNT", count); in recv_interrupt()
750 cpu_to_le32(icom_port->statStg->rcv[rcv_buff].leBuffer) - in recv_interrupt()
751 icom_port->recv_buf_pci; in recv_interrupt()
755 first = icom_port->recv_buf[offset]; in recv_interrupt()
756 tty_insert_flip_string(port, icom_port->recv_buf + offset, count - 1); in recv_interrupt()
759 icount = &icom_port->uart_port.icount; in recv_interrupt()
767 trace(icom_port, "BREAK_DET", 0); in recv_interrupt()
790 if (status & icom_port->ignore_status_mask) { in recv_interrupt()
791 trace(icom_port, "IGNORE_CHAR", 0); in recv_interrupt()
795 status &= icom_port->read_status_mask; in recv_interrupt()
800 trace(icom_port, "PARITY_ERROR", 0); in recv_interrupt()
807 tty_insert_flip_char(port, *(icom_port->recv_buf + offset + count - 1), flag); in recv_interrupt()
817 icom_port->statStg->rcv[rcv_buff].flags = 0; in recv_interrupt()
818 icom_port->statStg->rcv[rcv_buff].leLength = 0; in recv_interrupt()
819 icom_port->statStg->rcv[rcv_buff].WorkingLength = in recv_interrupt()
826 status = cpu_to_le16(icom_port->statStg->rcv[rcv_buff].flags); in recv_interrupt()
828 icom_port->next_rcv = rcv_buff; in recv_interrupt()
830 spin_unlock(&icom_port->uart_port.lock); in recv_interrupt()
832 spin_lock(&icom_port->uart_port.lock); in recv_interrupt()
836 struct icom_port *icom_port) in process_interrupt() argument
839 spin_lock(&icom_port->uart_port.lock); in process_interrupt()
840 trace(icom_port, "INTERRUPT", port_int_reg); in process_interrupt()
843 xmit_interrupt(port_int_reg, icom_port); in process_interrupt()
846 recv_interrupt(port_int_reg, icom_port); in process_interrupt()
848 spin_unlock(&icom_port->uart_port.lock); in process_interrupt()
857 struct icom_port *icom_port; in icom_interrupt() local
869 icom_port = &icom_adapter->port_info[2]; in icom_interrupt()
871 process_interrupt(port_int_reg, icom_port); in icom_interrupt()
872 check_modem_status(icom_port); in icom_interrupt()
876 icom_port = &icom_adapter->port_info[3]; in icom_interrupt()
877 if (icom_port->status == ICOM_PORT_ACTIVE) { in icom_interrupt()
880 process_interrupt(port_int_reg, icom_port); in icom_interrupt()
881 check_modem_status(icom_port); in icom_interrupt()
897 icom_port = &icom_adapter->port_info[0]; in icom_interrupt()
899 process_interrupt(port_int_reg, icom_port); in icom_interrupt()
900 check_modem_status(icom_port); in icom_interrupt()
904 icom_port = &icom_adapter->port_info[1]; in icom_interrupt()
905 if (icom_port->status == ICOM_PORT_ACTIVE) { in icom_interrupt()
907 process_interrupt(port_int_reg, icom_port); in icom_interrupt()
908 check_modem_status(icom_port); in icom_interrupt()
1309 struct icom_port *icom_port; in icom_init_ports() local
1315 icom_port = &icom_adapter->port_info[i]; in icom_init_ports()
1316 icom_port->port = i; in icom_init_ports()
1317 icom_port->status = ICOM_PORT_ACTIVE; in icom_init_ports()
1318 icom_port->imbed_modem = ICOM_UNKNOWN; in icom_init_ports()
1325 icom_port = &icom_adapter->port_info[i]; in icom_init_ports()
1327 icom_port->port = i; in icom_init_ports()
1328 icom_port->status = ICOM_PORT_ACTIVE; in icom_init_ports()
1329 icom_port->imbed_modem = ICOM_IMBED_MODEM; in icom_init_ports()
1356 static void icom_port_active(struct icom_port *icom_port, struct icom_adapter *icom_adapter, int po… in icom_port_active() argument
1359 icom_port->global_reg = icom_adapter->base_addr + 0x4000; in icom_port_active()
1360 icom_port->int_reg = icom_adapter->base_addr + in icom_port_active()
1363 icom_port->global_reg = icom_adapter->base_addr + 0x8000; in icom_port_active()
1364 if (icom_port->port < 2) in icom_port_active()
1365 icom_port->int_reg = icom_adapter->base_addr + in icom_port_active()
1366 0x8004 + 2 - 2 * icom_port->port; in icom_port_active()
1368 icom_port->int_reg = icom_adapter->base_addr + in icom_port_active()
1369 0x8024 + 2 - 2 * (icom_port->port - 2); in icom_port_active()
1374 struct icom_port *icom_port; in icom_load_ports() local
1379 icom_port = &icom_adapter->port_info[port_num]; in icom_load_ports()
1381 if (icom_port->status == ICOM_PORT_ACTIVE) { in icom_load_ports()
1382 icom_port_active(icom_port, icom_adapter, port_num); in icom_load_ports()
1383 icom_port->dram = icom_adapter->base_addr + in icom_load_ports()
1384 0x2000 * icom_port->port; in icom_load_ports()
1386 icom_port->adapter = icom_adapter; in icom_load_ports()
1389 if (get_port_memory(icom_port) != 0) { in icom_load_ports()
1390 dev_err(&icom_port->adapter->pci_dev->dev, in icom_load_ports()
1437 struct icom_port *icom_port; in icom_remove_adapter() local
1441 icom_port = &icom_adapter->port_info[index]; in icom_remove_adapter()
1443 if (icom_port->status == ICOM_PORT_ACTIVE) { in icom_remove_adapter()
1448 &icom_port->uart_port); in icom_remove_adapter()
1451 writeb(0x00, &icom_port->dram->osr); in icom_remove_adapter()
1457 stop_processor(icom_port); in icom_remove_adapter()
1459 free_port_memory(icom_port); in icom_remove_adapter()
1484 struct icom_port *icom_port; in icom_probe() local
1554 icom_port = &icom_adapter->port_info[index]; in icom_probe()
1556 if (icom_port->status == ICOM_PORT_ACTIVE) { in icom_probe()
1557 icom_port->uart_port.irq = icom_port->adapter->pci_dev->irq; in icom_probe()
1558 icom_port->uart_port.type = PORT_ICOM; in icom_probe()
1559 icom_port->uart_port.iotype = UPIO_MEM; in icom_probe()
1560 icom_port->uart_port.membase = in icom_probe()
1562 icom_port->uart_port.fifosize = 16; in icom_probe()
1563 icom_port->uart_port.ops = &icom_ops; in icom_probe()
1564 icom_port->uart_port.line = in icom_probe()
1565 icom_port->port + icom_adapter->index * 4; in icom_probe()
1566 if (uart_add_one_port (&icom_uart_driver, &icom_port->uart_port)) { in icom_probe()
1567 icom_port->status = ICOM_PORT_OFF; in icom_probe()