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1 | /* |
2 | * Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved. | |
3 | * | |
4 | * This software is available to you under a choice of one of two | |
5 | * licenses. You may choose to be licensed under the terms of the GNU | |
6 | * General Public License (GPL) Version 2, available from the file | |
7 | * COPYING in the main directory of this source tree, or the | |
8 | * OpenIB.org BSD license below: | |
9 | * | |
10 | * Redistribution and use in source and binary forms, with or | |
11 | * without modification, are permitted provided that the following | |
12 | * conditions are met: | |
13 | * | |
14 | * - Redistributions of source code must retain the above | |
15 | * copyright notice, this list of conditions and the following | |
16 | * disclaimer. | |
17 | * | |
18 | * - Redistributions in binary form must reproduce the above | |
19 | * copyright notice, this list of conditions and the following | |
20 | * disclaimer in the documentation and/or other materials | |
21 | * provided with the distribution. | |
22 | * | |
23 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
24 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
25 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
26 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
27 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
28 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
29 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
30 | * SOFTWARE. | |
31 | * | |
32 | */ | |
33 | ||
34 | #include <linux/module.h> | |
35 | #include <linux/moduleparam.h> | |
36 | #include <linux/netdevice.h> | |
37 | #include <linux/etherdevice.h> | |
38 | #include <linux/ethtool.h> | |
39 | #include <linux/mii.h> | |
40 | #include <linux/if_vlan.h> | |
41 | #include <linux/crc32.h> | |
42 | #include <linux/in.h> | |
43 | #include <linux/ip.h> | |
44 | #include <linux/tcp.h> | |
45 | #include <linux/init.h> | |
46 | ||
47 | #include <asm/io.h> | |
48 | #include <asm/irq.h> | |
49 | #include <asm/byteorder.h> | |
50 | ||
51 | #include "nes.h" | |
52 | ||
53 | ||
54 | ||
55 | static u16 nes_read16_eeprom(void __iomem *addr, u16 offset); | |
56 | ||
57 | u32 mh_detected; | |
58 | u32 mh_pauses_sent; | |
59 | ||
60 | /** | |
61 | * nes_read_eeprom_values - | |
62 | */ | |
63 | int nes_read_eeprom_values(struct nes_device *nesdev, struct nes_adapter *nesadapter) | |
64 | { | |
65 | u32 mac_addr_low; | |
66 | u16 mac_addr_high; | |
67 | u16 eeprom_data; | |
68 | u16 eeprom_offset; | |
69 | u16 next_section_address; | |
70 | u16 sw_section_ver; | |
71 | u8 major_ver = 0; | |
72 | u8 minor_ver = 0; | |
73 | ||
74 | /* TODO: deal with EEPROM endian issues */ | |
75 | if (nesadapter->firmware_eeprom_offset == 0) { | |
76 | /* Read the EEPROM Parameters */ | |
77 | eeprom_data = nes_read16_eeprom(nesdev->regs, 0); | |
78 | nes_debug(NES_DBG_HW, "EEPROM Offset 0 = 0x%04X\n", eeprom_data); | |
79 | eeprom_offset = 2 + (((eeprom_data & 0x007f) << 3) << | |
80 | ((eeprom_data & 0x0080) >> 7)); | |
81 | nes_debug(NES_DBG_HW, "Firmware Offset = 0x%04X\n", eeprom_offset); | |
82 | nesadapter->firmware_eeprom_offset = eeprom_offset; | |
83 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 4); | |
84 | if (eeprom_data != 0x5746) { | |
85 | nes_debug(NES_DBG_HW, "Not a valid Firmware Image = 0x%04X\n", eeprom_data); | |
86 | return -1; | |
87 | } | |
88 | ||
89 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 2); | |
90 | nes_debug(NES_DBG_HW, "EEPROM Offset %u = 0x%04X\n", | |
91 | eeprom_offset + 2, eeprom_data); | |
92 | eeprom_offset += ((eeprom_data & 0x00ff) << 3) << ((eeprom_data & 0x0100) >> 8); | |
93 | nes_debug(NES_DBG_HW, "Software Offset = 0x%04X\n", eeprom_offset); | |
94 | nesadapter->software_eeprom_offset = eeprom_offset; | |
95 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 4); | |
96 | if (eeprom_data != 0x5753) { | |
97 | printk("Not a valid Software Image = 0x%04X\n", eeprom_data); | |
98 | return -1; | |
99 | } | |
100 | sw_section_ver = nes_read16_eeprom(nesdev->regs, nesadapter->software_eeprom_offset + 6); | |
101 | nes_debug(NES_DBG_HW, "Software section version number = 0x%04X\n", | |
102 | sw_section_ver); | |
103 | ||
104 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 2); | |
105 | nes_debug(NES_DBG_HW, "EEPROM Offset %u (next section) = 0x%04X\n", | |
106 | eeprom_offset + 2, eeprom_data); | |
107 | next_section_address = eeprom_offset + (((eeprom_data & 0x00ff) << 3) << | |
108 | ((eeprom_data & 0x0100) >> 8)); | |
109 | eeprom_data = nes_read16_eeprom(nesdev->regs, next_section_address + 4); | |
110 | if (eeprom_data != 0x414d) { | |
111 | nes_debug(NES_DBG_HW, "EEPROM Changed offset should be 0x414d but was 0x%04X\n", | |
112 | eeprom_data); | |
113 | goto no_fw_rev; | |
114 | } | |
115 | eeprom_offset = next_section_address; | |
116 | ||
117 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 2); | |
118 | nes_debug(NES_DBG_HW, "EEPROM Offset %u (next section) = 0x%04X\n", | |
119 | eeprom_offset + 2, eeprom_data); | |
120 | next_section_address = eeprom_offset + (((eeprom_data & 0x00ff) << 3) << | |
121 | ((eeprom_data & 0x0100) >> 8)); | |
122 | eeprom_data = nes_read16_eeprom(nesdev->regs, next_section_address + 4); | |
123 | if (eeprom_data != 0x4f52) { | |
124 | nes_debug(NES_DBG_HW, "EEPROM Changed offset should be 0x4f52 but was 0x%04X\n", | |
125 | eeprom_data); | |
126 | goto no_fw_rev; | |
127 | } | |
128 | eeprom_offset = next_section_address; | |
129 | ||
130 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 2); | |
131 | nes_debug(NES_DBG_HW, "EEPROM Offset %u (next section) = 0x%04X\n", | |
132 | eeprom_offset + 2, eeprom_data); | |
133 | next_section_address = eeprom_offset + ((eeprom_data & 0x00ff) << 3); | |
134 | eeprom_data = nes_read16_eeprom(nesdev->regs, next_section_address + 4); | |
135 | if (eeprom_data != 0x5746) { | |
136 | nes_debug(NES_DBG_HW, "EEPROM Changed offset should be 0x5746 but was 0x%04X\n", | |
137 | eeprom_data); | |
138 | goto no_fw_rev; | |
139 | } | |
140 | eeprom_offset = next_section_address; | |
141 | ||
142 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 2); | |
143 | nes_debug(NES_DBG_HW, "EEPROM Offset %u (next section) = 0x%04X\n", | |
144 | eeprom_offset + 2, eeprom_data); | |
145 | next_section_address = eeprom_offset + ((eeprom_data & 0x00ff) << 3); | |
146 | eeprom_data = nes_read16_eeprom(nesdev->regs, next_section_address + 4); | |
147 | if (eeprom_data != 0x5753) { | |
148 | nes_debug(NES_DBG_HW, "EEPROM Changed offset should be 0x5753 but was 0x%04X\n", | |
149 | eeprom_data); | |
150 | goto no_fw_rev; | |
151 | } | |
152 | eeprom_offset = next_section_address; | |
153 | ||
154 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 2); | |
155 | nes_debug(NES_DBG_HW, "EEPROM Offset %u (next section) = 0x%04X\n", | |
156 | eeprom_offset + 2, eeprom_data); | |
157 | next_section_address = eeprom_offset + ((eeprom_data & 0x00ff) << 3); | |
158 | eeprom_data = nes_read16_eeprom(nesdev->regs, next_section_address + 4); | |
159 | if (eeprom_data != 0x414d) { | |
160 | nes_debug(NES_DBG_HW, "EEPROM Changed offset should be 0x414d but was 0x%04X\n", | |
161 | eeprom_data); | |
162 | goto no_fw_rev; | |
163 | } | |
164 | eeprom_offset = next_section_address; | |
165 | ||
166 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset + 2); | |
167 | nes_debug(NES_DBG_HW, "EEPROM Offset %u (next section) = 0x%04X\n", | |
168 | eeprom_offset + 2, eeprom_data); | |
169 | next_section_address = eeprom_offset + ((eeprom_data & 0x00ff) << 3); | |
170 | eeprom_data = nes_read16_eeprom(nesdev->regs, next_section_address + 4); | |
171 | if (eeprom_data != 0x464e) { | |
172 | nes_debug(NES_DBG_HW, "EEPROM Changed offset should be 0x464e but was 0x%04X\n", | |
173 | eeprom_data); | |
174 | goto no_fw_rev; | |
175 | } | |
176 | eeprom_data = nes_read16_eeprom(nesdev->regs, next_section_address + 8); | |
177 | printk(PFX "Firmware version %u.%u\n", (u8)(eeprom_data>>8), (u8)eeprom_data); | |
178 | major_ver = (u8)(eeprom_data >> 8); | |
179 | minor_ver = (u8)(eeprom_data); | |
180 | ||
181 | if (nes_drv_opt & NES_DRV_OPT_DISABLE_VIRT_WQ) { | |
182 | nes_debug(NES_DBG_HW, "Virtual WQs have been disabled\n"); | |
183 | } else if (((major_ver == 2) && (minor_ver > 21)) || ((major_ver > 2) && (major_ver != 255))) { | |
184 | nesadapter->virtwq = 1; | |
185 | } | |
186 | nesadapter->firmware_version = (((u32)(u8)(eeprom_data>>8)) << 16) + | |
187 | (u32)((u8)eeprom_data); | |
188 | ||
189 | no_fw_rev: | |
190 | /* eeprom is valid */ | |
191 | eeprom_offset = nesadapter->software_eeprom_offset; | |
192 | eeprom_offset += 8; | |
193 | nesadapter->netdev_max = (u8)nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
194 | eeprom_offset += 2; | |
195 | mac_addr_high = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
196 | eeprom_offset += 2; | |
197 | mac_addr_low = (u32)nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
198 | eeprom_offset += 2; | |
199 | mac_addr_low <<= 16; | |
200 | mac_addr_low += (u32)nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
201 | nes_debug(NES_DBG_HW, "Base MAC Address = 0x%04X%08X\n", | |
202 | mac_addr_high, mac_addr_low); | |
203 | nes_debug(NES_DBG_HW, "MAC Address count = %u\n", nesadapter->netdev_max); | |
204 | ||
205 | nesadapter->mac_addr_low = mac_addr_low; | |
206 | nesadapter->mac_addr_high = mac_addr_high; | |
207 | ||
208 | /* Read the Phy Type array */ | |
209 | eeprom_offset += 10; | |
210 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
211 | nesadapter->phy_type[0] = (u8)(eeprom_data >> 8); | |
212 | nesadapter->phy_type[1] = (u8)eeprom_data; | |
213 | ||
214 | /* Read the port array */ | |
215 | eeprom_offset += 2; | |
216 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
217 | nesadapter->phy_type[2] = (u8)(eeprom_data >> 8); | |
218 | nesadapter->phy_type[3] = (u8)eeprom_data; | |
219 | /* port_count is set by soft reset reg */ | |
220 | nes_debug(NES_DBG_HW, "port_count = %u, port 0 -> %u, port 1 -> %u," | |
221 | " port 2 -> %u, port 3 -> %u\n", | |
222 | nesadapter->port_count, | |
223 | nesadapter->phy_type[0], nesadapter->phy_type[1], | |
224 | nesadapter->phy_type[2], nesadapter->phy_type[3]); | |
225 | ||
226 | /* Read PD config array */ | |
227 | eeprom_offset += 10; | |
228 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
229 | nesadapter->pd_config_size[0] = eeprom_data; | |
230 | eeprom_offset += 2; | |
231 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
232 | nesadapter->pd_config_base[0] = eeprom_data; | |
233 | nes_debug(NES_DBG_HW, "PD0 config, size=0x%04x, base=0x%04x\n", | |
234 | nesadapter->pd_config_size[0], nesadapter->pd_config_base[0]); | |
235 | ||
236 | eeprom_offset += 2; | |
237 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
238 | nesadapter->pd_config_size[1] = eeprom_data; | |
239 | eeprom_offset += 2; | |
240 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
241 | nesadapter->pd_config_base[1] = eeprom_data; | |
242 | nes_debug(NES_DBG_HW, "PD1 config, size=0x%04x, base=0x%04x\n", | |
243 | nesadapter->pd_config_size[1], nesadapter->pd_config_base[1]); | |
244 | ||
245 | eeprom_offset += 2; | |
246 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
247 | nesadapter->pd_config_size[2] = eeprom_data; | |
248 | eeprom_offset += 2; | |
249 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
250 | nesadapter->pd_config_base[2] = eeprom_data; | |
251 | nes_debug(NES_DBG_HW, "PD2 config, size=0x%04x, base=0x%04x\n", | |
252 | nesadapter->pd_config_size[2], nesadapter->pd_config_base[2]); | |
253 | ||
254 | eeprom_offset += 2; | |
255 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
256 | nesadapter->pd_config_size[3] = eeprom_data; | |
257 | eeprom_offset += 2; | |
258 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
259 | nesadapter->pd_config_base[3] = eeprom_data; | |
260 | nes_debug(NES_DBG_HW, "PD3 config, size=0x%04x, base=0x%04x\n", | |
261 | nesadapter->pd_config_size[3], nesadapter->pd_config_base[3]); | |
262 | ||
263 | /* Read Rx Pool Size */ | |
264 | eeprom_offset += 22; /* 46 */ | |
265 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
266 | eeprom_offset += 2; | |
267 | nesadapter->rx_pool_size = (((u32)eeprom_data) << 16) + | |
268 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
269 | nes_debug(NES_DBG_HW, "rx_pool_size = 0x%08X\n", nesadapter->rx_pool_size); | |
270 | ||
271 | eeprom_offset += 2; | |
272 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
273 | eeprom_offset += 2; | |
274 | nesadapter->tx_pool_size = (((u32)eeprom_data) << 16) + | |
275 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
276 | nes_debug(NES_DBG_HW, "tx_pool_size = 0x%08X\n", nesadapter->tx_pool_size); | |
277 | ||
278 | eeprom_offset += 2; | |
279 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
280 | eeprom_offset += 2; | |
281 | nesadapter->rx_threshold = (((u32)eeprom_data) << 16) + | |
282 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
283 | nes_debug(NES_DBG_HW, "rx_threshold = 0x%08X\n", nesadapter->rx_threshold); | |
284 | ||
285 | eeprom_offset += 2; | |
286 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
287 | eeprom_offset += 2; | |
288 | nesadapter->tcp_timer_core_clk_divisor = (((u32)eeprom_data) << 16) + | |
289 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
290 | nes_debug(NES_DBG_HW, "tcp_timer_core_clk_divisor = 0x%08X\n", | |
291 | nesadapter->tcp_timer_core_clk_divisor); | |
292 | ||
293 | eeprom_offset += 2; | |
294 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
295 | eeprom_offset += 2; | |
296 | nesadapter->iwarp_config = (((u32)eeprom_data) << 16) + | |
297 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
298 | nes_debug(NES_DBG_HW, "iwarp_config = 0x%08X\n", nesadapter->iwarp_config); | |
299 | ||
300 | eeprom_offset += 2; | |
301 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
302 | eeprom_offset += 2; | |
303 | nesadapter->cm_config = (((u32)eeprom_data) << 16) + | |
304 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
305 | nes_debug(NES_DBG_HW, "cm_config = 0x%08X\n", nesadapter->cm_config); | |
306 | ||
307 | eeprom_offset += 2; | |
308 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
309 | eeprom_offset += 2; | |
310 | nesadapter->sws_timer_config = (((u32)eeprom_data) << 16) + | |
311 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
312 | nes_debug(NES_DBG_HW, "sws_timer_config = 0x%08X\n", nesadapter->sws_timer_config); | |
313 | ||
314 | eeprom_offset += 2; | |
315 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
316 | eeprom_offset += 2; | |
317 | nesadapter->tcp_config1 = (((u32)eeprom_data) << 16) + | |
318 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
319 | nes_debug(NES_DBG_HW, "tcp_config1 = 0x%08X\n", nesadapter->tcp_config1); | |
320 | ||
321 | eeprom_offset += 2; | |
322 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
323 | eeprom_offset += 2; | |
324 | nesadapter->wqm_wat = (((u32)eeprom_data) << 16) + | |
325 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
326 | nes_debug(NES_DBG_HW, "wqm_wat = 0x%08X\n", nesadapter->wqm_wat); | |
327 | ||
328 | eeprom_offset += 2; | |
329 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
330 | eeprom_offset += 2; | |
331 | nesadapter->core_clock = (((u32)eeprom_data) << 16) + | |
332 | nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
333 | nes_debug(NES_DBG_HW, "core_clock = 0x%08X\n", nesadapter->core_clock); | |
334 | ||
335 | if ((sw_section_ver) && (nesadapter->hw_rev != NE020_REV)) { | |
336 | eeprom_offset += 2; | |
337 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
338 | nesadapter->phy_index[0] = (eeprom_data & 0xff00)>>8; | |
339 | nesadapter->phy_index[1] = eeprom_data & 0x00ff; | |
340 | eeprom_offset += 2; | |
341 | eeprom_data = nes_read16_eeprom(nesdev->regs, eeprom_offset); | |
342 | nesadapter->phy_index[2] = (eeprom_data & 0xff00)>>8; | |
343 | nesadapter->phy_index[3] = eeprom_data & 0x00ff; | |
344 | } else { | |
345 | nesadapter->phy_index[0] = 4; | |
346 | nesadapter->phy_index[1] = 5; | |
347 | nesadapter->phy_index[2] = 6; | |
348 | nesadapter->phy_index[3] = 7; | |
349 | } | |
350 | nes_debug(NES_DBG_HW, "Phy address map = 0 > %u, 1 > %u, 2 > %u, 3 > %u\n", | |
351 | nesadapter->phy_index[0],nesadapter->phy_index[1], | |
352 | nesadapter->phy_index[2],nesadapter->phy_index[3]); | |
353 | } | |
354 | ||
355 | return 0; | |
356 | } | |
357 | ||
358 | ||
359 | /** | |
360 | * nes_read16_eeprom | |
361 | */ | |
362 | static u16 nes_read16_eeprom(void __iomem *addr, u16 offset) | |
363 | { | |
364 | writel(NES_EEPROM_READ_REQUEST + (offset >> 1), | |
365 | (void __iomem *)addr + NES_EEPROM_COMMAND); | |
366 | ||
367 | do { | |
368 | } while (readl((void __iomem *)addr + NES_EEPROM_COMMAND) & | |
369 | NES_EEPROM_READ_REQUEST); | |
370 | ||
371 | return readw((void __iomem *)addr + NES_EEPROM_DATA); | |
372 | } | |
373 | ||
374 | ||
375 | /** | |
376 | * nes_write_1G_phy_reg | |
377 | */ | |
378 | void nes_write_1G_phy_reg(struct nes_device *nesdev, u8 phy_reg, u8 phy_addr, u16 data) | |
379 | { | |
380 | struct nes_adapter *nesadapter = nesdev->nesadapter; | |
381 | u32 u32temp; | |
382 | u32 counter; | |
383 | unsigned long flags; | |
384 | ||
385 | spin_lock_irqsave(&nesadapter->phy_lock, flags); | |
386 | ||
387 | nes_write_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL, | |
388 | 0x50020000 | data | ((u32)phy_reg << 18) | ((u32)phy_addr << 23)); | |
389 | for (counter = 0; counter < 100 ; counter++) { | |
390 | udelay(30); | |
391 | u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS); | |
392 | if (u32temp & 1) { | |
393 | /* nes_debug(NES_DBG_PHY, "Phy interrupt status = 0x%X.\n", u32temp); */ | |
394 | nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS, 1); | |
395 | break; | |
396 | } | |
397 | } | |
398 | if (!(u32temp & 1)) | |
399 | nes_debug(NES_DBG_PHY, "Phy is not responding. interrupt status = 0x%X.\n", | |
400 | u32temp); | |
401 | ||
402 | spin_unlock_irqrestore(&nesadapter->phy_lock, flags); | |
403 | } | |
404 | ||
405 | ||
406 | /** | |
407 | * nes_read_1G_phy_reg | |
408 | * This routine only issues the read, the data must be read | |
409 | * separately. | |
410 | */ | |
411 | void nes_read_1G_phy_reg(struct nes_device *nesdev, u8 phy_reg, u8 phy_addr, u16 *data) | |
412 | { | |
413 | struct nes_adapter *nesadapter = nesdev->nesadapter; | |
414 | u32 u32temp; | |
415 | u32 counter; | |
416 | unsigned long flags; | |
417 | ||
418 | /* nes_debug(NES_DBG_PHY, "phy addr = %d, mac_index = %d\n", | |
419 | phy_addr, nesdev->mac_index); */ | |
420 | spin_lock_irqsave(&nesadapter->phy_lock, flags); | |
421 | ||
422 | nes_write_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL, | |
423 | 0x60020000 | ((u32)phy_reg << 18) | ((u32)phy_addr << 23)); | |
424 | for (counter = 0; counter < 100 ; counter++) { | |
425 | udelay(30); | |
426 | u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS); | |
427 | if (u32temp & 1) { | |
428 | /* nes_debug(NES_DBG_PHY, "Phy interrupt status = 0x%X.\n", u32temp); */ | |
429 | nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS, 1); | |
430 | break; | |
431 | } | |
432 | } | |
433 | if (!(u32temp & 1)) { | |
434 | nes_debug(NES_DBG_PHY, "Phy is not responding. interrupt status = 0x%X.\n", | |
435 | u32temp); | |
436 | *data = 0xffff; | |
437 | } else { | |
438 | *data = (u16)nes_read_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL); | |
439 | } | |
440 | spin_unlock_irqrestore(&nesadapter->phy_lock, flags); | |
441 | } | |
442 | ||
443 | ||
444 | /** | |
445 | * nes_write_10G_phy_reg | |
446 | */ | |
0e1de5d6 ES |
447 | void nes_write_10G_phy_reg(struct nes_device *nesdev, u16 phy_addr, u8 dev_addr, u16 phy_reg, |
448 | u16 data) | |
3c2d774c | 449 | { |
3c2d774c GS |
450 | u32 port_addr; |
451 | u32 u32temp; | |
452 | u32 counter; | |
453 | ||
3c2d774c GS |
454 | port_addr = phy_addr; |
455 | ||
456 | /* set address */ | |
457 | nes_write_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL, | |
458 | 0x00020000 | (u32)phy_reg | (((u32)dev_addr) << 18) | (((u32)port_addr) << 23)); | |
459 | for (counter = 0; counter < 100 ; counter++) { | |
460 | udelay(30); | |
461 | u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS); | |
462 | if (u32temp & 1) { | |
463 | nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS, 1); | |
464 | break; | |
465 | } | |
466 | } | |
467 | if (!(u32temp & 1)) | |
468 | nes_debug(NES_DBG_PHY, "Phy is not responding. interrupt status = 0x%X.\n", | |
469 | u32temp); | |
470 | ||
471 | /* set data */ | |
472 | nes_write_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL, | |
473 | 0x10020000 | (u32)data | (((u32)dev_addr) << 18) | (((u32)port_addr) << 23)); | |
474 | for (counter = 0; counter < 100 ; counter++) { | |
475 | udelay(30); | |
476 | u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS); | |
477 | if (u32temp & 1) { | |
478 | nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS, 1); | |
479 | break; | |
480 | } | |
481 | } | |
482 | if (!(u32temp & 1)) | |
483 | nes_debug(NES_DBG_PHY, "Phy is not responding. interrupt status = 0x%X.\n", | |
484 | u32temp); | |
485 | } | |
486 | ||
487 | ||
488 | /** | |
489 | * nes_read_10G_phy_reg | |
490 | * This routine only issues the read, the data must be read | |
491 | * separately. | |
492 | */ | |
0e1de5d6 | 493 | void nes_read_10G_phy_reg(struct nes_device *nesdev, u8 phy_addr, u8 dev_addr, u16 phy_reg) |
3c2d774c | 494 | { |
3c2d774c GS |
495 | u32 port_addr; |
496 | u32 u32temp; | |
497 | u32 counter; | |
498 | ||
3c2d774c GS |
499 | port_addr = phy_addr; |
500 | ||
501 | /* set address */ | |
502 | nes_write_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL, | |
503 | 0x00020000 | (u32)phy_reg | (((u32)dev_addr) << 18) | (((u32)port_addr) << 23)); | |
504 | for (counter = 0; counter < 100 ; counter++) { | |
505 | udelay(30); | |
506 | u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS); | |
507 | if (u32temp & 1) { | |
508 | nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS, 1); | |
509 | break; | |
510 | } | |
511 | } | |
512 | if (!(u32temp & 1)) | |
513 | nes_debug(NES_DBG_PHY, "Phy is not responding. interrupt status = 0x%X.\n", | |
514 | u32temp); | |
515 | ||
516 | /* issue read */ | |
517 | nes_write_indexed(nesdev, NES_IDX_MAC_MDIO_CONTROL, | |
518 | 0x30020000 | (((u32)dev_addr) << 18) | (((u32)port_addr) << 23)); | |
519 | for (counter = 0; counter < 100 ; counter++) { | |
520 | udelay(30); | |
521 | u32temp = nes_read_indexed(nesdev, NES_IDX_MAC_INT_STATUS); | |
522 | if (u32temp & 1) { | |
523 | nes_write_indexed(nesdev, NES_IDX_MAC_INT_STATUS, 1); | |
524 | break; | |
525 | } | |
526 | } | |
527 | if (!(u32temp & 1)) | |
528 | nes_debug(NES_DBG_PHY, "Phy is not responding. interrupt status = 0x%X.\n", | |
529 | u32temp); | |
530 | } | |
531 | ||
532 | ||
533 | /** | |
534 | * nes_get_cqp_request | |
535 | */ | |
536 | struct nes_cqp_request *nes_get_cqp_request(struct nes_device *nesdev) | |
537 | { | |
538 | unsigned long flags; | |
539 | struct nes_cqp_request *cqp_request = NULL; | |
540 | ||
541 | if (!list_empty(&nesdev->cqp_avail_reqs)) { | |
542 | spin_lock_irqsave(&nesdev->cqp.lock, flags); | |
543 | cqp_request = list_entry(nesdev->cqp_avail_reqs.next, | |
544 | struct nes_cqp_request, list); | |
545 | list_del_init(&cqp_request->list); | |
546 | spin_unlock_irqrestore(&nesdev->cqp.lock, flags); | |
547 | } else { | |
548 | cqp_request = kzalloc(sizeof(struct nes_cqp_request), GFP_KERNEL); | |
549 | if (cqp_request) { | |
550 | cqp_request->dynamic = 1; | |
551 | INIT_LIST_HEAD(&cqp_request->list); | |
552 | } | |
553 | } | |
554 | ||
555 | if (cqp_request) { | |
556 | init_waitqueue_head(&cqp_request->waitq); | |
557 | cqp_request->waiting = 0; | |
558 | cqp_request->request_done = 0; | |
559 | cqp_request->callback = 0; | |
560 | init_waitqueue_head(&cqp_request->waitq); | |
561 | nes_debug(NES_DBG_CQP, "Got cqp request %p from the available list \n", | |
562 | cqp_request); | |
563 | } else | |
564 | printk(KERN_ERR PFX "%s: Could not allocated a CQP request.\n", | |
33718363 | 565 | __func__); |
3c2d774c GS |
566 | |
567 | return cqp_request; | |
568 | } | |
569 | ||
1ff66e8c RD |
570 | void nes_free_cqp_request(struct nes_device *nesdev, |
571 | struct nes_cqp_request *cqp_request) | |
572 | { | |
573 | unsigned long flags; | |
574 | ||
575 | nes_debug(NES_DBG_CQP, "CQP request %p (opcode 0x%02X) freed.\n", | |
576 | cqp_request, | |
577 | le32_to_cpu(cqp_request->cqp_wqe.wqe_words[NES_CQP_WQE_OPCODE_IDX]) & 0x3f); | |
578 | ||
579 | if (cqp_request->dynamic) { | |
580 | kfree(cqp_request); | |
581 | } else { | |
582 | spin_lock_irqsave(&nesdev->cqp.lock, flags); | |
583 | list_add_tail(&cqp_request->list, &nesdev->cqp_avail_reqs); | |
584 | spin_unlock_irqrestore(&nesdev->cqp.lock, flags); | |
585 | } | |
586 | } | |
587 | ||
588 | void nes_put_cqp_request(struct nes_device *nesdev, | |
589 | struct nes_cqp_request *cqp_request) | |
590 | { | |
591 | if (atomic_dec_and_test(&cqp_request->refcount)) | |
592 | nes_free_cqp_request(nesdev, cqp_request); | |
593 | } | |
3c2d774c GS |
594 | |
595 | /** | |
596 | * nes_post_cqp_request | |
597 | */ | |
598 | void nes_post_cqp_request(struct nes_device *nesdev, | |
8294f297 | 599 | struct nes_cqp_request *cqp_request) |
3c2d774c GS |
600 | { |
601 | struct nes_hw_cqp_wqe *cqp_wqe; | |
602 | unsigned long flags; | |
603 | u32 cqp_head; | |
604 | u64 u64temp; | |
605 | ||
606 | spin_lock_irqsave(&nesdev->cqp.lock, flags); | |
607 | ||
608 | if (((((nesdev->cqp.sq_tail+(nesdev->cqp.sq_size*2))-nesdev->cqp.sq_head) & | |
609 | (nesdev->cqp.sq_size - 1)) != 1) | |
610 | && (list_empty(&nesdev->cqp_pending_reqs))) { | |
611 | cqp_head = nesdev->cqp.sq_head++; | |
612 | nesdev->cqp.sq_head &= nesdev->cqp.sq_size-1; | |
613 | cqp_wqe = &nesdev->cqp.sq_vbase[cqp_head]; | |
614 | memcpy(cqp_wqe, &cqp_request->cqp_wqe, sizeof(*cqp_wqe)); | |
615 | barrier(); | |
616 | u64temp = (unsigned long)cqp_request; | |
617 | set_wqe_64bit_value(cqp_wqe->wqe_words, NES_CQP_WQE_COMP_SCRATCH_LOW_IDX, | |
618 | u64temp); | |
619 | nes_debug(NES_DBG_CQP, "CQP request (opcode 0x%02X), line 1 = 0x%08X put on CQPs SQ," | |
620 | " request = %p, cqp_head = %u, cqp_tail = %u, cqp_size = %u," | |
621 | " waiting = %d, refcount = %d.\n", | |
622 | le32_to_cpu(cqp_wqe->wqe_words[NES_CQP_WQE_OPCODE_IDX])&0x3f, | |
623 | le32_to_cpu(cqp_wqe->wqe_words[NES_CQP_WQE_ID_IDX]), cqp_request, | |
624 | nesdev->cqp.sq_head, nesdev->cqp.sq_tail, nesdev->cqp.sq_size, | |
625 | cqp_request->waiting, atomic_read(&cqp_request->refcount)); | |
626 | barrier(); | |
8294f297 RD |
627 | |
628 | /* Ring doorbell (1 WQEs) */ | |
629 | nes_write32(nesdev->regs+NES_WQE_ALLOC, 0x01800000 | nesdev->cqp.qp_id); | |
3c2d774c GS |
630 | |
631 | barrier(); | |
632 | } else { | |
633 | nes_debug(NES_DBG_CQP, "CQP request %p (opcode 0x%02X), line 1 = 0x%08X" | |
634 | " put on the pending queue.\n", | |
635 | cqp_request, | |
636 | le32_to_cpu(cqp_request->cqp_wqe.wqe_words[NES_CQP_WQE_OPCODE_IDX])&0x3f, | |
637 | le32_to_cpu(cqp_request->cqp_wqe.wqe_words[NES_CQP_WQE_ID_IDX])); | |
638 | list_add_tail(&cqp_request->list, &nesdev->cqp_pending_reqs); | |
639 | } | |
640 | ||
641 | spin_unlock_irqrestore(&nesdev->cqp.lock, flags); | |
642 | ||
643 | return; | |
644 | } | |
645 | ||
646 | ||
647 | /** | |
648 | * nes_arp_table | |
649 | */ | |
650 | int nes_arp_table(struct nes_device *nesdev, u32 ip_addr, u8 *mac_addr, u32 action) | |
651 | { | |
652 | struct nes_adapter *nesadapter = nesdev->nesadapter; | |
653 | int arp_index; | |
654 | int err = 0; | |
655 | ||
656 | for (arp_index = 0; (u32) arp_index < nesadapter->arp_table_size; arp_index++) { | |
657 | if (nesadapter->arp_table[arp_index].ip_addr == ip_addr) | |
658 | break; | |
659 | } | |
660 | ||
661 | if (action == NES_ARP_ADD) { | |
662 | if (arp_index != nesadapter->arp_table_size) { | |
663 | return -1; | |
664 | } | |
665 | ||
666 | arp_index = 0; | |
667 | err = nes_alloc_resource(nesadapter, nesadapter->allocated_arps, | |
668 | nesadapter->arp_table_size, (u32 *)&arp_index, &nesadapter->next_arp_index); | |
669 | if (err) { | |
670 | nes_debug(NES_DBG_NETDEV, "nes_alloc_resource returned error = %u\n", err); | |
671 | return err; | |
672 | } | |
673 | nes_debug(NES_DBG_NETDEV, "ADD, arp_index=%d\n", arp_index); | |
674 | ||
675 | nesadapter->arp_table[arp_index].ip_addr = ip_addr; | |
676 | memcpy(nesadapter->arp_table[arp_index].mac_addr, mac_addr, ETH_ALEN); | |
677 | return arp_index; | |
678 | } | |
679 | ||
680 | /* DELETE or RESOLVE */ | |
681 | if (arp_index == nesadapter->arp_table_size) { | |
e4477031 RD |
682 | nes_debug(NES_DBG_NETDEV, "MAC for " NIPQUAD_FMT " not in ARP table - cannot %s\n", |
683 | HIPQUAD(ip_addr), | |
684 | action == NES_ARP_RESOLVE ? "resolve" : "delete"); | |
3c2d774c GS |
685 | return -1; |
686 | } | |
687 | ||
688 | if (action == NES_ARP_RESOLVE) { | |
689 | nes_debug(NES_DBG_NETDEV, "RESOLVE, arp_index=%d\n", arp_index); | |
690 | return arp_index; | |
691 | } | |
692 | ||
693 | if (action == NES_ARP_DELETE) { | |
694 | nes_debug(NES_DBG_NETDEV, "DELETE, arp_index=%d\n", arp_index); | |
695 | nesadapter->arp_table[arp_index].ip_addr = 0; | |
696 | memset(nesadapter->arp_table[arp_index].mac_addr, 0x00, ETH_ALEN); | |
697 | nes_free_resource(nesadapter, nesadapter->allocated_arps, arp_index); | |
698 | return arp_index; | |
699 | } | |
700 | ||
701 | return -1; | |
702 | } | |
703 | ||
704 | ||
705 | /** | |
706 | * nes_mh_fix | |
707 | */ | |
708 | void nes_mh_fix(unsigned long parm) | |
709 | { | |
710 | unsigned long flags; | |
711 | struct nes_device *nesdev = (struct nes_device *)parm; | |
712 | struct nes_adapter *nesadapter = nesdev->nesadapter; | |
713 | struct nes_vnic *nesvnic; | |
714 | u32 used_chunks_tx; | |
715 | u32 temp_used_chunks_tx; | |
716 | u32 temp_last_used_chunks_tx; | |
717 | u32 used_chunks_mask; | |
718 | u32 mac_tx_frames_low; | |
719 | u32 mac_tx_frames_high; | |
720 | u32 mac_tx_pauses; | |
721 | u32 serdes_status; | |
722 | u32 reset_value; | |
723 | u32 tx_control; | |
724 | u32 tx_config; | |
725 | u32 tx_pause_quanta; | |
726 | u32 rx_control; | |
727 | u32 rx_config; | |
728 | u32 mac_exact_match; | |
729 | u32 mpp_debug; | |
730 | u32 i=0; | |
731 | u32 chunks_tx_progress = 0; | |
732 | ||
733 | spin_lock_irqsave(&nesadapter->phy_lock, flags); | |
734 | if ((nesadapter->mac_sw_state[0] != NES_MAC_SW_IDLE) || (nesadapter->mac_link_down[0])) { | |
735 | spin_unlock_irqrestore(&nesadapter->phy_lock, flags); | |
736 | goto no_mh_work; | |
737 | } | |
738 | nesadapter->mac_sw_state[0] = NES_MAC_SW_MH; | |
739 | spin_unlock_irqrestore(&nesadapter->phy_lock, flags); | |
740 | do { | |
741 | mac_tx_frames_low = nes_read_indexed(nesdev, NES_IDX_MAC_TX_FRAMES_LOW); | |
742 | mac_tx_frames_high = nes_read_indexed(nesdev, NES_IDX_MAC_TX_FRAMES_HIGH); | |
743 | mac_tx_pauses = nes_read_indexed(nesdev, NES_IDX_MAC_TX_PAUSE_FRAMES); | |
744 | used_chunks_tx = nes_read_indexed(nesdev, NES_IDX_USED_CHUNKS_TX); | |
745 | nesdev->mac_pause_frames_sent += mac_tx_pauses; | |
746 | used_chunks_mask = 0; | |
747 | temp_used_chunks_tx = used_chunks_tx; | |
748 | temp_last_used_chunks_tx = nesdev->last_used_chunks_tx; | |
749 | ||
750 | if (nesdev->netdev[0]) { | |
751 | nesvnic = netdev_priv(nesdev->netdev[0]); | |
752 | } else { | |
753 | break; | |
754 | } | |
755 | ||
756 | for (i=0; i<4; i++) { | |
757 | used_chunks_mask <<= 8; | |
758 | if (nesvnic->qp_nic_index[i] != 0xff) { | |
759 | used_chunks_mask |= 0xff; | |
760 | if ((temp_used_chunks_tx&0xff)<(temp_last_used_chunks_tx&0xff)) { | |
761 | chunks_tx_progress = 1; | |
762 | } | |
763 | } | |
764 | temp_used_chunks_tx >>= 8; | |
765 | temp_last_used_chunks_tx >>= 8; | |
766 | } | |
767 | if ((mac_tx_frames_low) || (mac_tx_frames_high) || | |
768 | (!(used_chunks_tx&used_chunks_mask)) || | |
769 | (!(nesdev->last_used_chunks_tx&used_chunks_mask)) || | |
770 | (chunks_tx_progress) ) { | |
771 | nesdev->last_used_chunks_tx = used_chunks_tx; | |
772 | break; | |
773 | } | |
774 | nesdev->last_used_chunks_tx = used_chunks_tx; | |
775 | barrier(); | |
776 | ||
777 | nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONTROL, 0x00000005); | |
778 | mh_pauses_sent++; | |
779 | mac_tx_pauses = nes_read_indexed(nesdev, NES_IDX_MAC_TX_PAUSE_FRAMES); | |
780 | if (mac_tx_pauses) { | |
781 | nesdev->mac_pause_frames_sent += mac_tx_pauses; | |
782 | break; | |
783 | } | |
784 | ||
785 | tx_control = nes_read_indexed(nesdev, NES_IDX_MAC_TX_CONTROL); | |
786 | tx_config = nes_read_indexed(nesdev, NES_IDX_MAC_TX_CONFIG); | |
787 | tx_pause_quanta = nes_read_indexed(nesdev, NES_IDX_MAC_TX_PAUSE_QUANTA); | |
788 | rx_control = nes_read_indexed(nesdev, NES_IDX_MAC_RX_CONTROL); | |
789 | rx_config = nes_read_indexed(nesdev, NES_IDX_MAC_RX_CONFIG); | |
790 | mac_exact_match = nes_read_indexed(nesdev, NES_IDX_MAC_EXACT_MATCH_BOTTOM); | |
791 | mpp_debug = nes_read_indexed(nesdev, NES_IDX_MPP_DEBUG); | |
792 | ||
793 | /* one last ditch effort to avoid a false positive */ | |
794 | mac_tx_pauses = nes_read_indexed(nesdev, NES_IDX_MAC_TX_PAUSE_FRAMES); | |
795 | if (mac_tx_pauses) { | |
796 | nesdev->last_mac_tx_pauses = nesdev->mac_pause_frames_sent; | |
797 | nes_debug(NES_DBG_HW, "failsafe caught slow outbound pause\n"); | |
798 | break; | |
799 | } | |
800 | mh_detected++; | |
801 | ||
802 | nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONTROL, 0x00000000); | |
803 | nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONFIG, 0x00000000); | |
804 | reset_value = nes_read32(nesdev->regs+NES_SOFTWARE_RESET); | |
805 | ||
806 | nes_write32(nesdev->regs+NES_SOFTWARE_RESET, reset_value | 0x0000001d); | |
807 | ||
808 | while (((nes_read32(nesdev->regs+NES_SOFTWARE_RESET) | |
809 | & 0x00000040) != 0x00000040) && (i++ < 5000)) { | |
810 | /* mdelay(1); */ | |
811 | } | |
812 | ||
813 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_CONTROL0, 0x00000008); | |
814 | serdes_status = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_COMMON_STATUS0); | |
815 | ||
816 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_EMP0, 0x000bdef7); | |
817 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_TX_DRIVE0, 0x9ce73000); | |
818 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_RX_MODE0, 0x0ff00000); | |
819 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_RX_SIGDET0, 0x00000000); | |
820 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_BYPASS0, 0x00000000); | |
821 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_LOOPBACK_CONTROL0, 0x00000000); | |
822 | if (nesadapter->OneG_Mode) { | |
823 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_RX_EQ_CONTROL0, 0xf0182222); | |
824 | } else { | |
825 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_RX_EQ_CONTROL0, 0xf0042222); | |
826 | } | |
827 | serdes_status = nes_read_indexed(nesdev, NES_IDX_ETH_SERDES_RX_EQ_STATUS0); | |
828 | nes_write_indexed(nesdev, NES_IDX_ETH_SERDES_CDR_CONTROL0, 0x000000ff); | |
829 | ||
830 | nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONTROL, tx_control); | |
831 | nes_write_indexed(nesdev, NES_IDX_MAC_TX_CONFIG, tx_config); | |
832 | nes_write_indexed(nesdev, NES_IDX_MAC_TX_PAUSE_QUANTA, tx_pause_quanta); | |
833 | nes_write_indexed(nesdev, NES_IDX_MAC_RX_CONTROL, rx_control); | |
834 | nes_write_indexed(nesdev, NES_IDX_MAC_RX_CONFIG, rx_config); | |
835 | nes_write_indexed(nesdev, NES_IDX_MAC_EXACT_MATCH_BOTTOM, mac_exact_match); | |
836 | nes_write_indexed(nesdev, NES_IDX_MPP_DEBUG, mpp_debug); | |
837 | ||
838 | } while (0); | |
839 | ||
840 | nesadapter->mac_sw_state[0] = NES_MAC_SW_IDLE; | |
841 | no_mh_work: | |
842 | nesdev->nesadapter->mh_timer.expires = jiffies + (HZ/5); | |
843 | add_timer(&nesdev->nesadapter->mh_timer); | |
844 | } | |
845 | ||
846 | /** | |
847 | * nes_clc | |
848 | */ | |
849 | void nes_clc(unsigned long parm) | |
850 | { | |
851 | unsigned long flags; | |
852 | struct nes_device *nesdev = (struct nes_device *)parm; | |
853 | struct nes_adapter *nesadapter = nesdev->nesadapter; | |
854 | ||
855 | spin_lock_irqsave(&nesadapter->phy_lock, flags); | |
856 | nesadapter->link_interrupt_count[0] = 0; | |
857 | nesadapter->link_interrupt_count[1] = 0; | |
858 | nesadapter->link_interrupt_count[2] = 0; | |
859 | nesadapter->link_interrupt_count[3] = 0; | |
860 | spin_unlock_irqrestore(&nesadapter->phy_lock, flags); | |
861 | ||
862 | nesadapter->lc_timer.expires = jiffies + 3600 * HZ; /* 1 hour */ | |
863 | add_timer(&nesadapter->lc_timer); | |
864 | } | |
865 | ||
866 | ||
867 | /** | |
868 | * nes_dump_mem | |
869 | */ | |
870 | void nes_dump_mem(unsigned int dump_debug_level, void *addr, int length) | |
871 | { | |
872 | char xlate[] = {'0', '1', '2', '3', '4', '5', '6', '7', '8', '9', | |
873 | 'a', 'b', 'c', 'd', 'e', 'f'}; | |
874 | char *ptr; | |
875 | char hex_buf[80]; | |
876 | char ascii_buf[20]; | |
877 | int num_char; | |
878 | int num_ascii; | |
879 | int num_hex; | |
880 | ||
881 | if (!(nes_debug_level & dump_debug_level)) { | |
882 | return; | |
883 | } | |
884 | ||
885 | ptr = addr; | |
886 | if (length > 0x100) { | |
887 | nes_debug(dump_debug_level, "Length truncated from %x to %x\n", length, 0x100); | |
888 | length = 0x100; | |
889 | } | |
890 | nes_debug(dump_debug_level, "Address=0x%p, length=0x%x (%d)\n", ptr, length, length); | |
891 | ||
892 | memset(ascii_buf, 0, 20); | |
893 | memset(hex_buf, 0, 80); | |
894 | ||
895 | num_ascii = 0; | |
896 | num_hex = 0; | |
897 | for (num_char = 0; num_char < length; num_char++) { | |
898 | if (num_ascii == 8) { | |
899 | ascii_buf[num_ascii++] = ' '; | |
900 | hex_buf[num_hex++] = '-'; | |
901 | hex_buf[num_hex++] = ' '; | |
902 | } | |
903 | ||
904 | if (*ptr < 0x20 || *ptr > 0x7e) | |
905 | ascii_buf[num_ascii++] = '.'; | |
906 | else | |
907 | ascii_buf[num_ascii++] = *ptr; | |
908 | hex_buf[num_hex++] = xlate[((*ptr & 0xf0) >> 4)]; | |
909 | hex_buf[num_hex++] = xlate[*ptr & 0x0f]; | |
910 | hex_buf[num_hex++] = ' '; | |
911 | ptr++; | |
912 | ||
913 | if (num_ascii >= 17) { | |
914 | /* output line and reset */ | |
915 | nes_debug(dump_debug_level, " %s | %s\n", hex_buf, ascii_buf); | |
916 | memset(ascii_buf, 0, 20); | |
917 | memset(hex_buf, 0, 80); | |
918 | num_ascii = 0; | |
919 | num_hex = 0; | |
920 | } | |
921 | } | |
922 | ||
923 | /* output the rest */ | |
924 | if (num_ascii) { | |
925 | while (num_ascii < 17) { | |
926 | if (num_ascii == 8) { | |
927 | hex_buf[num_hex++] = ' '; | |
928 | hex_buf[num_hex++] = ' '; | |
929 | } | |
930 | hex_buf[num_hex++] = ' '; | |
931 | hex_buf[num_hex++] = ' '; | |
932 | hex_buf[num_hex++] = ' '; | |
933 | num_ascii++; | |
934 | } | |
935 | ||
936 | nes_debug(dump_debug_level, " %s | %s\n", hex_buf, ascii_buf); | |
937 | } | |
938 | } |