2 * Copyright (C) 2003 - 2006 NetXen, Inc.
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program; if not, write to the Free Software
17 * Foundation, Inc., 59 Temple Place - Suite 330, Boston,
20 * The full GNU General Public License is included in this distribution
21 * in the file called LICENSE.
23 * Contact Information:
26 * 3965 Freedom Circle, Fourth floor,
27 * Santa Clara, CA 95054
30 * Source file for NIC routines to access the Phantom hardware
34 #include "netxen_nic.h"
35 #include "netxen_nic_hw.h"
36 #include "netxen_nic_phan_reg.h"
38 /* PCI Windowing for DDR regions. */
40 #define ADDR_IN_RANGE(addr, low, high) \
41 (((addr) <= (high)) && ((addr) >= (low)))
43 #define NETXEN_FLASH_BASE (BOOTLD_START)
44 #define NETXEN_PHANTOM_MEM_BASE (NETXEN_FLASH_BASE)
45 #define NETXEN_MAX_MTU 8000 + NETXEN_ENET_HEADER_SIZE + NETXEN_ETH_FCS_SIZE
46 #define NETXEN_MIN_MTU 64
47 #define NETXEN_ETH_FCS_SIZE 4
48 #define NETXEN_ENET_HEADER_SIZE 14
49 #define NETXEN_WINDOW_ONE 0x2000000 /*CRB Window: bit 25 of CRB address */
50 #define NETXEN_FIRMWARE_LEN ((16 * 1024) / 4)
51 #define NETXEN_NIU_HDRSIZE (0x1 << 6)
52 #define NETXEN_NIU_TLRSIZE (0x1 << 5)
54 #define lower32(x) ((u32)((x) & 0xffffffff))
56 ((u32)(((unsigned long long)(x) >> 32) & 0xffffffff))
58 #define NETXEN_NIC_ZERO_PAUSE_ADDR 0ULL
59 #define NETXEN_NIC_UNIT_PAUSE_ADDR 0x200ULL
60 #define NETXEN_NIC_EPG_PAUSE_ADDR1 0x2200010000c28001ULL
61 #define NETXEN_NIC_EPG_PAUSE_ADDR2 0x0100088866554433ULL
63 #define NETXEN_NIC_WINDOW_MARGIN 0x100000
65 unsigned long netxen_nic_pci_set_window(struct netxen_adapter
*adapter
,
66 unsigned long long addr
);
67 void netxen_free_hw_resources(struct netxen_adapter
*adapter
);
69 int netxen_nic_set_mac(struct net_device
*netdev
, void *p
)
71 struct netxen_port
*port
= netdev_priv(netdev
);
72 struct netxen_adapter
*adapter
= port
->adapter
;
73 struct sockaddr
*addr
= p
;
75 if (netif_running(netdev
))
78 if (!is_valid_ether_addr(addr
->sa_data
))
79 return -EADDRNOTAVAIL
;
81 DPRINTK(INFO
, "valid ether addr\n");
82 memcpy(netdev
->dev_addr
, addr
->sa_data
, netdev
->addr_len
);
84 if (adapter
->macaddr_set
)
85 adapter
->macaddr_set(port
, addr
->sa_data
);
91 * netxen_nic_set_multi - Multicast
93 void netxen_nic_set_multi(struct net_device
*netdev
)
95 struct netxen_port
*port
= netdev_priv(netdev
);
96 struct netxen_adapter
*adapter
= port
->adapter
;
97 struct dev_mc_list
*mc_ptr
;
98 __u32 netxen_mac_addr_cntl_data
= 0;
100 mc_ptr
= netdev
->mc_list
;
101 if (netdev
->flags
& IFF_PROMISC
) {
102 if (adapter
->set_promisc
)
103 adapter
->set_promisc(adapter
,
105 NETXEN_NIU_PROMISC_MODE
);
107 if (adapter
->unset_promisc
&&
108 adapter
->ahw
.boardcfg
.board_type
109 != NETXEN_BRDTYPE_P2_SB31_10G_IMEZ
)
110 adapter
->unset_promisc(adapter
,
112 NETXEN_NIU_NON_PROMISC_MODE
);
114 if (adapter
->ahw
.board_type
== NETXEN_NIC_XGBE
) {
115 netxen_nic_mcr_set_mode_select(netxen_mac_addr_cntl_data
, 0x03);
116 netxen_nic_mcr_set_id_pool0(netxen_mac_addr_cntl_data
, 0x00);
117 netxen_nic_mcr_set_id_pool1(netxen_mac_addr_cntl_data
, 0x00);
118 netxen_nic_mcr_set_id_pool2(netxen_mac_addr_cntl_data
, 0x00);
119 netxen_nic_mcr_set_id_pool3(netxen_mac_addr_cntl_data
, 0x00);
120 netxen_nic_mcr_set_enable_xtnd0(netxen_mac_addr_cntl_data
);
121 netxen_nic_mcr_set_enable_xtnd1(netxen_mac_addr_cntl_data
);
122 netxen_nic_mcr_set_enable_xtnd2(netxen_mac_addr_cntl_data
);
123 netxen_nic_mcr_set_enable_xtnd3(netxen_mac_addr_cntl_data
);
125 netxen_nic_mcr_set_mode_select(netxen_mac_addr_cntl_data
, 0x00);
126 netxen_nic_mcr_set_id_pool0(netxen_mac_addr_cntl_data
, 0x00);
127 netxen_nic_mcr_set_id_pool1(netxen_mac_addr_cntl_data
, 0x01);
128 netxen_nic_mcr_set_id_pool2(netxen_mac_addr_cntl_data
, 0x02);
129 netxen_nic_mcr_set_id_pool3(netxen_mac_addr_cntl_data
, 0x03);
131 writel(netxen_mac_addr_cntl_data
,
132 NETXEN_CRB_NORMALIZE(adapter
, NETXEN_MAC_ADDR_CNTL_REG
));
133 if (adapter
->ahw
.board_type
== NETXEN_NIC_XGBE
) {
134 writel(netxen_mac_addr_cntl_data
,
135 NETXEN_CRB_NORMALIZE(adapter
,
136 NETXEN_MULTICAST_ADDR_HI_0
));
138 writel(netxen_mac_addr_cntl_data
,
139 NETXEN_CRB_NORMALIZE(adapter
,
140 NETXEN_MULTICAST_ADDR_HI_1
));
142 netxen_mac_addr_cntl_data
= 0;
143 writel(netxen_mac_addr_cntl_data
,
144 NETXEN_CRB_NORMALIZE(adapter
, NETXEN_NIU_GB_DROP_WRONGADDR
));
148 * netxen_nic_change_mtu - Change the Maximum Transfer Unit
149 * @returns 0 on success, negative on failure
151 int netxen_nic_change_mtu(struct net_device
*netdev
, int mtu
)
153 struct netxen_port
*port
= netdev_priv(netdev
);
154 struct netxen_adapter
*adapter
= port
->adapter
;
155 int eff_mtu
= mtu
+ NETXEN_ENET_HEADER_SIZE
+ NETXEN_ETH_FCS_SIZE
;
157 if ((eff_mtu
> NETXEN_MAX_MTU
) || (eff_mtu
< NETXEN_MIN_MTU
)) {
158 printk(KERN_ERR
"%s: %s %d is not supported.\n",
159 netxen_nic_driver_name
, netdev
->name
, mtu
);
163 if (adapter
->set_mtu
)
164 adapter
->set_mtu(port
, mtu
);
171 * check if the firmware has been downloaded and ready to run and
172 * setup the address for the descriptors in the adapter
174 int netxen_nic_hw_resources(struct netxen_adapter
*adapter
)
176 struct netxen_hardware_context
*hw
= &adapter
->ahw
;
179 int loops
= 0, err
= 0;
181 u32 card_cmdring
= 0;
182 struct netxen_recv_context
*recv_ctx
;
183 struct netxen_rcv_desc_ctx
*rcv_desc
;
185 DPRINTK(INFO
, "crb_base: %lx %x", NETXEN_PCI_CRBSPACE
,
186 PCI_OFFSET_SECOND_RANGE(adapter
, NETXEN_PCI_CRBSPACE
));
187 DPRINTK(INFO
, "cam base: %lx %x", NETXEN_CRB_CAM
,
188 pci_base_offset(adapter
, NETXEN_CRB_CAM
));
189 DPRINTK(INFO
, "cam RAM: %lx %x", NETXEN_CAM_RAM_BASE
,
190 pci_base_offset(adapter
, NETXEN_CAM_RAM_BASE
));
193 card_cmdring
= readl(NETXEN_CRB_NORMALIZE(adapter
, CRB_CMDPEG_CMDRING
));
195 DPRINTK(INFO
, "Command Peg sends 0x%x for cmdring base\n",
198 for (ctx
= 0; ctx
< MAX_RCV_CTX
; ++ctx
) {
199 DPRINTK(INFO
, "Command Peg ready..waiting for rcv peg\n");
203 state
= readl(NETXEN_CRB_NORMALIZE(adapter
,
204 recv_crb_registers
[ctx
].
206 while (state
!= PHAN_PEG_RCV_INITIALIZED
&& loops
< 20) {
209 state
= readl(NETXEN_CRB_NORMALIZE(adapter
,
216 printk(KERN_ERR
"Rcv Peg initialization not complete:"
222 DPRINTK(INFO
, "Recieve Peg ready too. starting stuff\n");
224 addr
= netxen_alloc(adapter
->ahw
.pdev
,
225 sizeof(struct netxen_ring_ctx
) +
227 (dma_addr_t
*) & adapter
->ctx_desc_phys_addr
,
228 &adapter
->ctx_desc_pdev
);
230 printk("ctx_desc_phys_addr: 0x%llx\n",
231 (u64
) adapter
->ctx_desc_phys_addr
);
233 DPRINTK(ERR
, "bad return from pci_alloc_consistent\n");
237 memset(addr
, 0, sizeof(struct netxen_ring_ctx
));
238 adapter
->ctx_desc
= (struct netxen_ring_ctx
*)addr
;
239 adapter
->ctx_desc
->cmd_consumer_offset
=
240 cpu_to_le64(adapter
->ctx_desc_phys_addr
+
241 sizeof(struct netxen_ring_ctx
));
242 adapter
->cmd_consumer
= (uint32_t *) (((char *)addr
) +
243 sizeof(struct netxen_ring_ctx
));
245 addr
= pci_alloc_consistent(adapter
->ahw
.pdev
,
246 sizeof(struct cmd_desc_type0
) *
247 adapter
->max_tx_desc_count
,
248 (dma_addr_t
*) & hw
->cmd_desc_phys_addr
);
249 printk("cmd_desc_phys_addr: 0x%llx\n", (u64
) hw
->cmd_desc_phys_addr
);
252 DPRINTK(ERR
, "bad return from pci_alloc_consistent\n");
253 netxen_free_hw_resources(adapter
);
257 adapter
->ctx_desc
->cmd_ring_addr
=
258 cpu_to_le64(hw
->cmd_desc_phys_addr
);
259 adapter
->ctx_desc
->cmd_ring_size
=
260 cpu_to_le32(adapter
->max_tx_desc_count
);
262 hw
->cmd_desc_head
= (struct cmd_desc_type0
*)addr
;
264 for (ctx
= 0; ctx
< MAX_RCV_CTX
; ++ctx
) {
265 recv_ctx
= &adapter
->recv_ctx
[ctx
];
267 for (ring
= 0; ring
< NUM_RCV_DESC_RINGS
; ring
++) {
268 rcv_desc
= &recv_ctx
->rcv_desc
[ring
];
269 addr
= netxen_alloc(adapter
->ahw
.pdev
,
271 &rcv_desc
->phys_addr
,
272 &rcv_desc
->phys_pdev
);
274 DPRINTK(ERR
, "bad return from "
275 "pci_alloc_consistent\n");
276 netxen_free_hw_resources(adapter
);
280 rcv_desc
->desc_head
= (struct rcv_desc
*)addr
;
281 adapter
->ctx_desc
->rcv_ctx
[ring
].rcv_ring_addr
=
282 cpu_to_le64(rcv_desc
->phys_addr
);
283 adapter
->ctx_desc
->rcv_ctx
[ring
].rcv_ring_size
=
284 cpu_to_le32(rcv_desc
->max_rx_desc_count
);
287 addr
= netxen_alloc(adapter
->ahw
.pdev
, STATUS_DESC_RINGSIZE
,
288 &recv_ctx
->rcv_status_desc_phys_addr
,
289 &recv_ctx
->rcv_status_desc_pdev
);
291 DPRINTK(ERR
, "bad return from"
292 " pci_alloc_consistent\n");
293 netxen_free_hw_resources(adapter
);
297 recv_ctx
->rcv_status_desc_head
= (struct status_desc
*)addr
;
298 adapter
->ctx_desc
->sts_ring_addr
=
299 cpu_to_le64(recv_ctx
->rcv_status_desc_phys_addr
);
300 adapter
->ctx_desc
->sts_ring_size
=
301 cpu_to_le32(adapter
->max_rx_desc_count
);
306 writel(lower32(adapter
->ctx_desc_phys_addr
),
307 NETXEN_CRB_NORMALIZE(adapter
, CRB_CTX_ADDR_REG_LO
));
308 writel(upper32(adapter
->ctx_desc_phys_addr
),
309 NETXEN_CRB_NORMALIZE(adapter
, CRB_CTX_ADDR_REG_HI
));
310 writel(NETXEN_CTX_SIGNATURE
,
311 NETXEN_CRB_NORMALIZE(adapter
, CRB_CTX_SIGNATURE_REG
));
315 void netxen_free_hw_resources(struct netxen_adapter
*adapter
)
317 struct netxen_recv_context
*recv_ctx
;
318 struct netxen_rcv_desc_ctx
*rcv_desc
;
321 if (adapter
->ctx_desc
!= NULL
) {
322 pci_free_consistent(adapter
->ctx_desc_pdev
,
323 sizeof(struct netxen_ring_ctx
) +
326 adapter
->ctx_desc_phys_addr
);
327 adapter
->ctx_desc
= NULL
;
330 if (adapter
->ahw
.cmd_desc_head
!= NULL
) {
331 pci_free_consistent(adapter
->ahw
.cmd_desc_pdev
,
332 sizeof(struct cmd_desc_type0
) *
333 adapter
->max_tx_desc_count
,
334 adapter
->ahw
.cmd_desc_head
,
335 adapter
->ahw
.cmd_desc_phys_addr
);
336 adapter
->ahw
.cmd_desc_head
= NULL
;
338 /* Special handling: there are 2 ports on this board */
339 if (adapter
->ahw
.boardcfg
.board_type
== NETXEN_BRDTYPE_P2_SB31_10G_IMEZ
) {
340 adapter
->ahw
.max_ports
= 2;
343 for (ctx
= 0; ctx
< MAX_RCV_CTX
; ++ctx
) {
344 recv_ctx
= &adapter
->recv_ctx
[ctx
];
345 for (ring
= 0; ring
< NUM_RCV_DESC_RINGS
; ring
++) {
346 rcv_desc
= &recv_ctx
->rcv_desc
[ring
];
348 if (rcv_desc
->desc_head
!= NULL
) {
349 pci_free_consistent(rcv_desc
->phys_pdev
,
352 rcv_desc
->phys_addr
);
353 rcv_desc
->desc_head
= NULL
;
357 if (recv_ctx
->rcv_status_desc_head
!= NULL
) {
358 pci_free_consistent(recv_ctx
->rcv_status_desc_pdev
,
359 STATUS_DESC_RINGSIZE
,
360 recv_ctx
->rcv_status_desc_head
,
362 rcv_status_desc_phys_addr
);
363 recv_ctx
->rcv_status_desc_head
= NULL
;
368 void netxen_tso_check(struct netxen_adapter
*adapter
,
369 struct cmd_desc_type0
*desc
, struct sk_buff
*skb
)
372 desc
->total_hdr_length
= sizeof(struct ethhdr
) +
373 ((skb
->nh
.iph
)->ihl
* sizeof(u32
)) +
374 ((skb
->h
.th
)->doff
* sizeof(u32
));
375 netxen_set_cmd_desc_opcode(desc
, TX_TCP_LSO
);
376 } else if (skb
->ip_summed
== CHECKSUM_PARTIAL
) {
377 if (skb
->nh
.iph
->protocol
== IPPROTO_TCP
) {
378 netxen_set_cmd_desc_opcode(desc
, TX_TCP_PKT
);
379 } else if (skb
->nh
.iph
->protocol
== IPPROTO_UDP
) {
380 netxen_set_cmd_desc_opcode(desc
, TX_UDP_PKT
);
385 adapter
->stats
.xmitcsummed
++;
386 desc
->tcp_hdr_offset
= skb
->h
.raw
- skb
->data
;
387 desc
->ip_hdr_offset
= skb
->nh
.raw
- skb
->data
;
390 int netxen_is_flash_supported(struct netxen_adapter
*adapter
)
392 const int locs
[] = { 0, 0x4, 0x100, 0x4000, 0x4128 };
393 int addr
, val01
, val02
, i
, j
;
395 /* if the flash size less than 4Mb, make huge war cry and die */
396 for (j
= 1; j
< 4; j
++) {
397 addr
= j
* NETXEN_NIC_WINDOW_MARGIN
;
398 for (i
= 0; i
< (sizeof(locs
) / sizeof(locs
[0])); i
++) {
399 if (netxen_rom_fast_read(adapter
, locs
[i
], &val01
) == 0
400 && netxen_rom_fast_read(adapter
, (addr
+ locs
[i
]),
412 static int netxen_get_flash_block(struct netxen_adapter
*adapter
, int base
,
420 for (i
= 0; i
< size
/ sizeof(u32
); i
++) {
421 if (netxen_rom_fast_read(adapter
, addr
, ptr32
) == -1)
426 if ((char *)buf
+ size
> (char *)ptr32
) {
429 if (netxen_rom_fast_read(adapter
, addr
, &local
) == -1)
431 memcpy(ptr32
, &local
, (char *)buf
+ size
- (char *)ptr32
);
437 int netxen_get_flash_mac_addr(struct netxen_adapter
*adapter
, u64 mac
[])
439 u32
*pmac
= (u32
*) & mac
[0];
441 if (netxen_get_flash_block(adapter
,
443 offsetof(struct netxen_new_user_info
,
445 FLASH_NUM_PORTS
* sizeof(u64
), pmac
) == -1) {
449 if (netxen_get_flash_block(adapter
,
451 offsetof(struct netxen_user_old_info
,
453 FLASH_NUM_PORTS
* sizeof(u64
),
463 * Changes the CRB window to the specified window.
465 void netxen_nic_pci_change_crbwindow(struct netxen_adapter
*adapter
, u32 wndw
)
467 void __iomem
*offset
;
471 if (adapter
->curr_window
== wndw
)
475 * Move the CRB window.
476 * We need to write to the "direct access" region of PCI
477 * to avoid a race condition where the window register has
478 * not been successfully written across CRB before the target
479 * register address is received by PCI. The direct region bypasses
483 PCI_OFFSET_SECOND_RANGE(adapter
,
484 NETXEN_PCIX_PH_REG(PCIX_CRB_WINDOW
));
487 wndw
= NETXEN_WINDOW_ONE
;
489 writel(wndw
, offset
);
491 /* MUST make sure window is set before we forge on... */
492 while ((tmp
= readl(offset
)) != wndw
) {
493 printk(KERN_WARNING
"%s: %s WARNING: CRB window value not "
494 "registered properly: 0x%08x.\n",
495 netxen_nic_driver_name
, __FUNCTION__
, tmp
);
502 adapter
->curr_window
= wndw
;
505 void netxen_load_firmware(struct netxen_adapter
*adapter
)
509 long flashaddr
= NETXEN_FLASH_BASE
, memaddr
= NETXEN_PHANTOM_MEM_BASE
;
513 size
= NETXEN_FIRMWARE_LEN
;
514 writel(1, NETXEN_CRB_NORMALIZE(adapter
, NETXEN_ROMUSB_GLB_CAS_RST
));
516 for (i
= 0; i
< size
; i
++) {
517 if (netxen_rom_fast_read(adapter
, flashaddr
, (int *)&data
) != 0) {
519 "Error in netxen_rom_fast_read(). Will skip"
520 "loading flash image\n");
523 off
= netxen_nic_pci_set_window(adapter
, memaddr
);
524 addr
= pci_base_offset(adapter
, off
);
530 /* make sure Casper is powered on */
532 NETXEN_CRB_NORMALIZE(adapter
, NETXEN_ROMUSB_GLB_CHIP_CLK_CTRL
));
533 writel(0, NETXEN_CRB_NORMALIZE(adapter
, NETXEN_ROMUSB_GLB_CAS_RST
));
539 netxen_nic_hw_write_wx(struct netxen_adapter
*adapter
, u64 off
, void *data
,
544 if (ADDR_IN_WINDOW1(off
)) {
545 addr
= NETXEN_CRB_NORMALIZE(adapter
, off
);
546 } else { /* Window 0 */
547 addr
= pci_base_offset(adapter
, off
);
548 netxen_nic_pci_change_crbwindow(adapter
, 0);
551 DPRINTK(INFO
, "writing to base %lx offset %llx addr %p"
552 " data %llx len %d\n",
553 pci_base(adapter
, off
), off
, addr
,
554 *(unsigned long long *)data
, len
);
556 netxen_nic_pci_change_crbwindow(adapter
, 1);
562 writeb(*(u8
*) data
, addr
);
565 writew(*(u16
*) data
, addr
);
568 writel(*(u32
*) data
, addr
);
571 writeq(*(u64
*) data
, addr
);
575 "writing data %lx to offset %llx, num words=%d\n",
576 *(unsigned long *)data
, off
, (len
>> 3));
578 netxen_nic_hw_block_write64((u64 __iomem
*) data
, addr
,
582 if (!ADDR_IN_WINDOW1(off
))
583 netxen_nic_pci_change_crbwindow(adapter
, 1);
589 netxen_nic_hw_read_wx(struct netxen_adapter
*adapter
, u64 off
, void *data
,
594 if (ADDR_IN_WINDOW1(off
)) { /* Window 1 */
595 addr
= NETXEN_CRB_NORMALIZE(adapter
, off
);
596 } else { /* Window 0 */
597 addr
= pci_base_offset(adapter
, off
);
598 netxen_nic_pci_change_crbwindow(adapter
, 0);
601 DPRINTK(INFO
, "reading from base %lx offset %llx addr %p\n",
602 pci_base(adapter
, off
), off
, addr
);
604 netxen_nic_pci_change_crbwindow(adapter
, 1);
609 *(u8
*) data
= readb(addr
);
612 *(u16
*) data
= readw(addr
);
615 *(u32
*) data
= readl(addr
);
618 *(u64
*) data
= readq(addr
);
621 netxen_nic_hw_block_read64((u64 __iomem
*) data
, addr
,
625 DPRINTK(INFO
, "read %lx\n", *(unsigned long *)data
);
627 if (!ADDR_IN_WINDOW1(off
))
628 netxen_nic_pci_change_crbwindow(adapter
, 1);
633 void netxen_nic_reg_write(struct netxen_adapter
*adapter
, u64 off
, u32 val
)
634 { /* Only for window 1 */
637 addr
= NETXEN_CRB_NORMALIZE(adapter
, off
);
638 DPRINTK(INFO
, "writing to base %lx offset %llx addr %p data %x\n",
639 pci_base(adapter
, off
), off
, addr
, val
);
644 int netxen_nic_reg_read(struct netxen_adapter
*adapter
, u64 off
)
645 { /* Only for window 1 */
649 addr
= NETXEN_CRB_NORMALIZE(adapter
, off
);
650 DPRINTK(INFO
, "reading from base %lx offset %llx addr %p\n",
651 pci_base(adapter
, off
), off
, addr
);
658 /* Change the window to 0, write and change back to window 1. */
659 void netxen_nic_write_w0(struct netxen_adapter
*adapter
, u32 index
, u32 value
)
663 netxen_nic_pci_change_crbwindow(adapter
, 0);
664 addr
= pci_base_offset(adapter
, index
);
666 netxen_nic_pci_change_crbwindow(adapter
, 1);
669 /* Change the window to 0, read and change back to window 1. */
670 void netxen_nic_read_w0(struct netxen_adapter
*adapter
, u32 index
, u32
* value
)
674 addr
= pci_base_offset(adapter
, index
);
676 netxen_nic_pci_change_crbwindow(adapter
, 0);
677 *value
= readl(addr
);
678 netxen_nic_pci_change_crbwindow(adapter
, 1);
681 int netxen_pci_set_window_warning_count
= 0;
684 netxen_nic_pci_set_window(struct netxen_adapter
*adapter
,
685 unsigned long long addr
)
687 static int ddr_mn_window
= -1;
688 static int qdr_sn_window
= -1;
691 if (ADDR_IN_RANGE(addr
, NETXEN_ADDR_DDR_NET
, NETXEN_ADDR_DDR_NET_MAX
)) {
692 /* DDR network side */
693 addr
-= NETXEN_ADDR_DDR_NET
;
694 window
= (addr
>> 25) & 0x3ff;
695 if (ddr_mn_window
!= window
) {
696 ddr_mn_window
= window
;
697 writel(window
, PCI_OFFSET_SECOND_RANGE(adapter
,
700 /* MUST make sure window is set before we forge on... */
701 readl(PCI_OFFSET_SECOND_RANGE(adapter
,
705 addr
-= (window
* NETXEN_WINDOW_ONE
);
706 addr
+= NETXEN_PCI_DDR_NET
;
707 } else if (ADDR_IN_RANGE(addr
, NETXEN_ADDR_OCM0
, NETXEN_ADDR_OCM0_MAX
)) {
708 addr
-= NETXEN_ADDR_OCM0
;
709 addr
+= NETXEN_PCI_OCM0
;
710 } else if (ADDR_IN_RANGE(addr
, NETXEN_ADDR_OCM1
, NETXEN_ADDR_OCM1_MAX
)) {
711 addr
-= NETXEN_ADDR_OCM1
;
712 addr
+= NETXEN_PCI_OCM1
;
715 (addr
, NETXEN_ADDR_QDR_NET
, NETXEN_ADDR_QDR_NET_MAX
)) {
716 /* QDR network side */
717 addr
-= NETXEN_ADDR_QDR_NET
;
718 window
= (addr
>> 22) & 0x3f;
719 if (qdr_sn_window
!= window
) {
720 qdr_sn_window
= window
;
721 writel((window
<< 22),
722 PCI_OFFSET_SECOND_RANGE(adapter
,
725 /* MUST make sure window is set before we forge on... */
726 readl(PCI_OFFSET_SECOND_RANGE(adapter
,
730 addr
-= (window
* 0x400000);
731 addr
+= NETXEN_PCI_QDR_NET
;
734 * peg gdb frequently accesses memory that doesn't exist,
735 * this limits the chit chat so debugging isn't slowed down.
737 if ((netxen_pci_set_window_warning_count
++ < 8)
738 || (netxen_pci_set_window_warning_count
% 64 == 0))
739 printk("%s: Warning:netxen_nic_pci_set_window()"
740 " Unknown address range!\n",
741 netxen_nic_driver_name
);
747 int netxen_nic_get_board_info(struct netxen_adapter
*adapter
)
750 int addr
= BRDCFG_START
;
751 struct netxen_board_info
*boardinfo
;
755 boardinfo
= &adapter
->ahw
.boardcfg
;
756 ptr32
= (u32
*) boardinfo
;
758 for (index
= 0; index
< sizeof(struct netxen_board_info
) / sizeof(u32
);
760 if (netxen_rom_fast_read(adapter
, addr
, ptr32
) == -1) {
766 if (boardinfo
->magic
!= NETXEN_BDINFO_MAGIC
) {
767 printk("%s: ERROR reading %s board config."
768 " Read %x, expected %x\n", netxen_nic_driver_name
,
769 netxen_nic_driver_name
,
770 boardinfo
->magic
, NETXEN_BDINFO_MAGIC
);
773 if (boardinfo
->header_version
!= NETXEN_BDINFO_VERSION
) {
774 printk("%s: Unknown board config version."
775 " Read %x, expected %x\n", netxen_nic_driver_name
,
776 boardinfo
->header_version
, NETXEN_BDINFO_VERSION
);
780 DPRINTK(INFO
, "Discovered board type:0x%x ", boardinfo
->board_type
);
781 switch ((netxen_brdtype_t
) boardinfo
->board_type
) {
782 case NETXEN_BRDTYPE_P2_SB35_4G
:
783 adapter
->ahw
.board_type
= NETXEN_NIC_GBE
;
785 case NETXEN_BRDTYPE_P2_SB31_10G
:
786 case NETXEN_BRDTYPE_P2_SB31_10G_IMEZ
:
787 case NETXEN_BRDTYPE_P2_SB31_10G_HMEZ
:
788 case NETXEN_BRDTYPE_P2_SB31_10G_CX4
:
789 adapter
->ahw
.board_type
= NETXEN_NIC_XGBE
;
791 case NETXEN_BRDTYPE_P1_BD
:
792 case NETXEN_BRDTYPE_P1_SB
:
793 case NETXEN_BRDTYPE_P1_SMAX
:
794 case NETXEN_BRDTYPE_P1_SOCK
:
795 adapter
->ahw
.board_type
= NETXEN_NIC_GBE
;
798 printk("%s: Unknown(%x)\n", netxen_nic_driver_name
,
799 boardinfo
->board_type
);
806 /* NIU access sections */
808 int netxen_nic_set_mtu_gb(struct netxen_port
*port
, int new_mtu
)
810 struct netxen_adapter
*adapter
= port
->adapter
;
811 netxen_nic_write_w0(adapter
,
812 NETXEN_NIU_GB_MAX_FRAME_SIZE(port
->portnum
),
817 int netxen_nic_set_mtu_xgb(struct netxen_port
*port
, int new_mtu
)
819 struct netxen_adapter
*adapter
= port
->adapter
;
820 new_mtu
+= NETXEN_NIU_HDRSIZE
+ NETXEN_NIU_TLRSIZE
;
821 netxen_nic_write_w0(adapter
, NETXEN_NIU_XGE_MAX_FRAME_SIZE
, new_mtu
);
825 void netxen_nic_init_niu_gb(struct netxen_adapter
*adapter
)
828 for (portno
= 0; portno
< NETXEN_NIU_MAX_GBE_PORTS
; portno
++)
829 netxen_niu_gbe_init_port(adapter
, portno
);
832 void netxen_nic_stop_all_ports(struct netxen_adapter
*adapter
)
835 struct netxen_port
*port
;
837 for (port_nr
= 0; port_nr
< adapter
->ahw
.max_ports
; port_nr
++) {
838 port
= adapter
->port
[port_nr
];
839 if (adapter
->stop_port
)
840 adapter
->stop_port(adapter
, port
->portnum
);
845 netxen_crb_writelit_adapter(struct netxen_adapter
*adapter
, unsigned long off
,
850 if (ADDR_IN_WINDOW1(off
)) {
851 writel(data
, NETXEN_CRB_NORMALIZE(adapter
, off
));
853 netxen_nic_pci_change_crbwindow(adapter
, 0);
854 addr
= pci_base_offset(adapter
, off
);
856 netxen_nic_pci_change_crbwindow(adapter
, 1);
860 void netxen_nic_set_link_parameters(struct netxen_port
*port
)
862 struct netxen_adapter
*adapter
= port
->adapter
;
867 netxen_nic_read_w0(adapter
, NETXEN_NIU_MODE
, &mode
);
868 if (netxen_get_niu_enable_ge(mode
)) { /* Gb 10/100/1000 Mbps mode */
869 if (adapter
->phy_read
871 phy_read(adapter
, port
->portnum
,
872 NETXEN_NIU_GB_MII_MGMT_ADDR_PHY_STATUS
,
874 if (netxen_get_phy_link(status
)) {
875 switch (netxen_get_phy_speed(status
)) {
877 port
->link_speed
= SPEED_10
;
880 port
->link_speed
= SPEED_100
;
883 port
->link_speed
= SPEED_1000
;
886 port
->link_speed
= -1;
889 switch (netxen_get_phy_duplex(status
)) {
891 port
->link_duplex
= DUPLEX_HALF
;
894 port
->link_duplex
= DUPLEX_FULL
;
897 port
->link_duplex
= -1;
900 if (adapter
->phy_read
902 phy_read(adapter
, port
->portnum
,
903 NETXEN_NIU_GB_MII_MGMT_ADDR_AUTONEG
,
905 port
->link_autoneg
= autoneg
;
910 port
->link_speed
= -1;
911 port
->link_duplex
= -1;
916 void netxen_nic_flash_print(struct netxen_adapter
*adapter
)
922 char brd_name
[NETXEN_MAX_SHORT_NAME
];
923 struct netxen_new_user_info user_info
;
924 int i
, addr
= USER_START
;
927 struct netxen_board_info
*board_info
= &(adapter
->ahw
.boardcfg
);
928 if (board_info
->magic
!= NETXEN_BDINFO_MAGIC
) {
930 ("NetXen Unknown board config, Read 0x%x expected as 0x%x\n",
931 board_info
->magic
, NETXEN_BDINFO_MAGIC
);
934 if (board_info
->header_version
!= NETXEN_BDINFO_VERSION
) {
935 printk("NetXen Unknown board config version."
936 " Read %x, expected %x\n",
937 board_info
->header_version
, NETXEN_BDINFO_VERSION
);
941 ptr32
= (u32
*) & user_info
;
943 i
< sizeof(struct netxen_new_user_info
) / sizeof(u32
);
945 if (netxen_rom_fast_read(adapter
, addr
, ptr32
) == -1) {
946 printk("%s: ERROR reading %s board userarea.\n",
947 netxen_nic_driver_name
,
948 netxen_nic_driver_name
);
954 get_brd_name_by_type(board_info
->board_type
, brd_name
);
956 printk("NetXen %s Board S/N %s Chip id 0x%x\n",
957 brd_name
, user_info
.serial_num
, board_info
->chip_id
);
959 printk("NetXen %s Board #%d, Chip id 0x%x\n",
960 board_info
->board_type
== 0x0b ? "XGB" : "GBE",
961 board_info
->board_num
, board_info
->chip_id
);
962 fw_major
= readl(NETXEN_CRB_NORMALIZE(adapter
,
963 NETXEN_FW_VERSION_MAJOR
));
964 fw_minor
= readl(NETXEN_CRB_NORMALIZE(adapter
,
965 NETXEN_FW_VERSION_MINOR
));
967 readl(NETXEN_CRB_NORMALIZE(adapter
, NETXEN_FW_VERSION_SUB
));
969 printk("NetXen Firmware version %d.%d.%d\n", fw_major
, fw_minor
,
972 if (fw_major
!= _NETXEN_NIC_LINUX_MAJOR
) {
973 printk(KERN_ERR
"The mismatch in driver version and firmware "
974 "version major number\n"
975 "Driver version major number = %d \t"
976 "Firmware version major number = %d \n",
977 _NETXEN_NIC_LINUX_MAJOR
, fw_major
);
978 adapter
->driver_mismatch
= 1;
980 if (fw_minor
!= _NETXEN_NIC_LINUX_MINOR
&&
981 fw_minor
!= (_NETXEN_NIC_LINUX_MINOR
+ 1)) {
982 printk(KERN_ERR
"The mismatch in driver version and firmware "
983 "version minor number\n"
984 "Driver version minor number = %d \t"
985 "Firmware version minor number = %d \n",
986 _NETXEN_NIC_LINUX_MINOR
, fw_minor
);
987 adapter
->driver_mismatch
= 1;
989 if (adapter
->driver_mismatch
)
990 printk(KERN_INFO
"Use the driver with version no %d.%d.xxx\n",