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e1000_82542.c (169248) e1000_82542.c (169589)
1/*******************************************************************************
2
3 Copyright (c) 2001-2007, Intel Corporation
4 All rights reserved.
5
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
8

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25 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 POSSIBILITY OF SUCH DAMAGE.
31
32*******************************************************************************/
1/*******************************************************************************
2
3 Copyright (c) 2001-2007, Intel Corporation
4 All rights reserved.
5
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
8

--- 16 unchanged lines hidden (view full) ---

25 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 POSSIBILITY OF SUCH DAMAGE.
31
32*******************************************************************************/
33/*$FreeBSD: head/sys/dev/em/e1000_82542.c 169589 2007-05-16 00:14:23Z jfv $*/
33
34
34#include <sys/cdefs.h>
35__FBSDID("$FreeBSD: head/sys/dev/em/e1000_82542.c 169248 2007-05-04 13:30:44Z rwatson $");
36
35
37
38/* e1000_82542 (rev 1 & 2)
39 */
40
41#include "e1000_api.h"
42
43void e1000_init_function_pointers_82542(struct e1000_hw *hw);
44
45STATIC s32 e1000_init_phy_params_82542(struct e1000_hw *hw);

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54STATIC void e1000_clear_hw_cntrs_82542(struct e1000_hw *hw);
55
56struct e1000_dev_spec_82542 {
57 boolean_t dma_fairness;
58};
59
60/**
61 * e1000_init_phy_params_82542 - Init PHY func ptrs.
36/* e1000_82542 (rev 1 & 2)
37 */
38
39#include "e1000_api.h"
40
41void e1000_init_function_pointers_82542(struct e1000_hw *hw);
42
43STATIC s32 e1000_init_phy_params_82542(struct e1000_hw *hw);

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52STATIC void e1000_clear_hw_cntrs_82542(struct e1000_hw *hw);
53
54struct e1000_dev_spec_82542 {
55 boolean_t dma_fairness;
56};
57
58/**
59 * e1000_init_phy_params_82542 - Init PHY func ptrs.
62 * @hw - pointer to the HW structure
60 * @hw: pointer to the HW structure
63 *
64 * This is a function pointer entry point called by the api module.
65 **/
66STATIC s32
67e1000_init_phy_params_82542(struct e1000_hw *hw)
68{
69 struct e1000_phy_info *phy = &hw->phy;
70 s32 ret_val = E1000_SUCCESS;
71
72 DEBUGFUNC("e1000_init_phy_params_82542");
73
74 phy->type = e1000_phy_none;
75
76 return ret_val;
77}
78
79/**
80 * e1000_init_nvm_params_82542 - Init NVM func ptrs.
61 *
62 * This is a function pointer entry point called by the api module.
63 **/
64STATIC s32
65e1000_init_phy_params_82542(struct e1000_hw *hw)
66{
67 struct e1000_phy_info *phy = &hw->phy;
68 s32 ret_val = E1000_SUCCESS;
69
70 DEBUGFUNC("e1000_init_phy_params_82542");
71
72 phy->type = e1000_phy_none;
73
74 return ret_val;
75}
76
77/**
78 * e1000_init_nvm_params_82542 - Init NVM func ptrs.
81 * @hw - pointer to the HW structure
79 * @hw: pointer to the HW structure
82 *
83 * This is a function pointer entry point called by the api module.
84 **/
85STATIC s32
86e1000_init_nvm_params_82542(struct e1000_hw *hw)
87{
88 struct e1000_nvm_info *nvm = &hw->nvm;
89 struct e1000_functions *func = &hw->func;

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103 func->update_nvm = e1000_update_nvm_checksum_generic;
104 func->validate_nvm = e1000_validate_nvm_checksum_generic;
105
106 return E1000_SUCCESS;
107}
108
109/**
110 * e1000_init_mac_params_82542 - Init MAC func ptrs.
80 *
81 * This is a function pointer entry point called by the api module.
82 **/
83STATIC s32
84e1000_init_nvm_params_82542(struct e1000_hw *hw)
85{
86 struct e1000_nvm_info *nvm = &hw->nvm;
87 struct e1000_functions *func = &hw->func;

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101 func->update_nvm = e1000_update_nvm_checksum_generic;
102 func->validate_nvm = e1000_validate_nvm_checksum_generic;
103
104 return E1000_SUCCESS;
105}
106
107/**
108 * e1000_init_mac_params_82542 - Init MAC func ptrs.
111 * @hw - pointer to the HW structure
109 * @hw: pointer to the HW structure
112 *
113 * This is a function pointer entry point called by the api module.
114 **/
115STATIC s32
116e1000_init_mac_params_82542(struct e1000_hw *hw)
117{
118 struct e1000_mac_info *mac = &hw->mac;
119 struct e1000_functions *func = &hw->func;

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166 /* Device-specific structure allocation */
167 ret_val = e1000_alloc_zeroed_dev_spec_struct(hw, hw->dev_spec_size);
168
169 return ret_val;
170}
171
172/**
173 * e1000_init_function_pointers_82542 - Init func ptrs.
110 *
111 * This is a function pointer entry point called by the api module.
112 **/
113STATIC s32
114e1000_init_mac_params_82542(struct e1000_hw *hw)
115{
116 struct e1000_mac_info *mac = &hw->mac;
117 struct e1000_functions *func = &hw->func;

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164 /* Device-specific structure allocation */
165 ret_val = e1000_alloc_zeroed_dev_spec_struct(hw, hw->dev_spec_size);
166
167 return ret_val;
168}
169
170/**
171 * e1000_init_function_pointers_82542 - Init func ptrs.
174 * @hw - pointer to the HW structure
172 * @hw: pointer to the HW structure
175 *
176 * The only function explicitly called by the api module to initialize
177 * all function pointers and parameters.
178 **/
179void
180e1000_init_function_pointers_82542(struct e1000_hw *hw)
181{
182 DEBUGFUNC("e1000_init_function_pointers_82542");
183
184 hw->func.init_mac_params = e1000_init_mac_params_82542;
185 hw->func.init_nvm_params = e1000_init_nvm_params_82542;
186 hw->func.init_phy_params = e1000_init_phy_params_82542;
187}
188
189/**
190 * e1000_get_bus_info_82542 - Obtain bus information for adapter
173 *
174 * The only function explicitly called by the api module to initialize
175 * all function pointers and parameters.
176 **/
177void
178e1000_init_function_pointers_82542(struct e1000_hw *hw)
179{
180 DEBUGFUNC("e1000_init_function_pointers_82542");
181
182 hw->func.init_mac_params = e1000_init_mac_params_82542;
183 hw->func.init_nvm_params = e1000_init_nvm_params_82542;
184 hw->func.init_phy_params = e1000_init_phy_params_82542;
185}
186
187/**
188 * e1000_get_bus_info_82542 - Obtain bus information for adapter
191 * @hw - pointer to the HW structure
189 * @hw: pointer to the HW structure
192 *
193 * This will obtain information about the HW bus for which the
194 * adaper is attached and stores it in the hw structure. This is a function
195 * pointer entry point called by the api module.
196 **/
197STATIC s32
198e1000_get_bus_info_82542(struct e1000_hw *hw)
199{
200 DEBUGFUNC("e1000_get_bus_info_82542");
201
202 hw->bus.type = e1000_bus_type_pci;
203 hw->bus.speed = e1000_bus_speed_unknown;
204 hw->bus.width = e1000_bus_width_unknown;
205
206 return E1000_SUCCESS;
207}
208
209/**
210 * e1000_reset_hw_82542 - Reset hardware
190 *
191 * This will obtain information about the HW bus for which the
192 * adaper is attached and stores it in the hw structure. This is a function
193 * pointer entry point called by the api module.
194 **/
195STATIC s32
196e1000_get_bus_info_82542(struct e1000_hw *hw)
197{
198 DEBUGFUNC("e1000_get_bus_info_82542");
199
200 hw->bus.type = e1000_bus_type_pci;
201 hw->bus.speed = e1000_bus_speed_unknown;
202 hw->bus.width = e1000_bus_width_unknown;
203
204 return E1000_SUCCESS;
205}
206
207/**
208 * e1000_reset_hw_82542 - Reset hardware
211 * @hw - pointer to the HW structure
209 * @hw: pointer to the HW structure
212 *
213 * This resets the hardware into a known state. This is a
214 * function pointer entry point called by the api module.
215 **/
216STATIC s32
217e1000_reset_hw_82542(struct e1000_hw *hw)
218{
219 struct e1000_bus_info *bus = &hw->bus;

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255 e1000_pci_set_mwi(hw);
256 }
257
258 return ret_val;
259}
260
261/**
262 * e1000_init_hw_82542 - Initialize hardware
210 *
211 * This resets the hardware into a known state. This is a
212 * function pointer entry point called by the api module.
213 **/
214STATIC s32
215e1000_reset_hw_82542(struct e1000_hw *hw)
216{
217 struct e1000_bus_info *bus = &hw->bus;

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253 e1000_pci_set_mwi(hw);
254 }
255
256 return ret_val;
257}
258
259/**
260 * e1000_init_hw_82542 - Initialize hardware
263 * @hw - pointer to the HW structure
261 * @hw: pointer to the HW structure
264 *
265 * This inits the hardware readying it for operation. This is a
266 * function pointer entry point called by the api module.
267 **/
268STATIC s32
269e1000_init_hw_82542(struct e1000_hw *hw)
270{
271 struct e1000_mac_info *mac = &hw->mac;

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327 */
328 e1000_clear_hw_cntrs_82542(hw);
329
330 return ret_val;
331}
332
333/**
334 * e1000_setup_link_82542 - Setup flow control and link settings
262 *
263 * This inits the hardware readying it for operation. This is a
264 * function pointer entry point called by the api module.
265 **/
266STATIC s32
267e1000_init_hw_82542(struct e1000_hw *hw)
268{
269 struct e1000_mac_info *mac = &hw->mac;

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325 */
326 e1000_clear_hw_cntrs_82542(hw);
327
328 return ret_val;
329}
330
331/**
332 * e1000_setup_link_82542 - Setup flow control and link settings
335 * @hw - pointer to the HW structure
333 * @hw: pointer to the HW structure
336 *
337 * Determines which flow control settings to use, then configures flow
338 * control. Calls the appropriate media-specific link configuration
339 * function. Assuming the adapter has a valid link partner, a valid link
340 * should be established. Assumes the hardware has previously been reset
341 * and the transmitter and receiver are not enabled. This is a function
342 * pointer entry point called by the api module.
343 **/

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388 ret_val = e1000_set_fc_watermarks_generic(hw);
389
390out:
391 return ret_val;
392}
393
394/**
395 * e1000_led_on_82542 - Turn on SW controllable LED
334 *
335 * Determines which flow control settings to use, then configures flow
336 * control. Calls the appropriate media-specific link configuration
337 * function. Assuming the adapter has a valid link partner, a valid link
338 * should be established. Assumes the hardware has previously been reset
339 * and the transmitter and receiver are not enabled. This is a function
340 * pointer entry point called by the api module.
341 **/

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386 ret_val = e1000_set_fc_watermarks_generic(hw);
387
388out:
389 return ret_val;
390}
391
392/**
393 * e1000_led_on_82542 - Turn on SW controllable LED
396 * @hw - pointer to the HW structure
394 * @hw: pointer to the HW structure
397 *
398 * Turns the SW defined LED on. This is a function pointer entry point
399 * called by the api module.
400 **/
401STATIC s32
402e1000_led_on_82542(struct e1000_hw *hw)
403{
404 u32 ctrl = E1000_READ_REG(hw, E1000_CTRL);

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409 ctrl |= E1000_CTRL_SWDPIO0;
410 E1000_WRITE_REG(hw, E1000_CTRL, ctrl);
411
412 return E1000_SUCCESS;
413}
414
415/**
416 * e1000_led_off_82542 - Turn off SW controllable LED
395 *
396 * Turns the SW defined LED on. This is a function pointer entry point
397 * called by the api module.
398 **/
399STATIC s32
400e1000_led_on_82542(struct e1000_hw *hw)
401{
402 u32 ctrl = E1000_READ_REG(hw, E1000_CTRL);

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407 ctrl |= E1000_CTRL_SWDPIO0;
408 E1000_WRITE_REG(hw, E1000_CTRL, ctrl);
409
410 return E1000_SUCCESS;
411}
412
413/**
414 * e1000_led_off_82542 - Turn off SW controllable LED
417 * @hw - pointer to the HW structure
415 * @hw: pointer to the HW structure
418 *
419 * Turns the SW defined LED off. This is a function pointer entry point
420 * called by the api module.
421 **/
422STATIC s32
423e1000_led_off_82542(struct e1000_hw *hw)
424{
425 u32 ctrl = E1000_READ_REG(hw, E1000_CTRL);

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430 ctrl |= E1000_CTRL_SWDPIO0;
431 E1000_WRITE_REG(hw, E1000_CTRL, ctrl);
432
433 return E1000_SUCCESS;
434}
435
436/**
437 * e1000_translate_register_82542 - Translate the proper regiser offset
416 *
417 * Turns the SW defined LED off. This is a function pointer entry point
418 * called by the api module.
419 **/
420STATIC s32
421e1000_led_off_82542(struct e1000_hw *hw)
422{
423 u32 ctrl = E1000_READ_REG(hw, E1000_CTRL);

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428 ctrl |= E1000_CTRL_SWDPIO0;
429 E1000_WRITE_REG(hw, E1000_CTRL, ctrl);
430
431 return E1000_SUCCESS;
432}
433
434/**
435 * e1000_translate_register_82542 - Translate the proper regiser offset
438 * @reg - e1000 register to be read
436 * @reg: e1000 register to be read
439 *
440 * Registers in 82542 are located in different offsets than other adapters
441 * even though they function in the same manner. This function takes in
442 * the name of the register to read and returns the correct offset for
443 * 82542 silicon.
444 **/
445u32
446e1000_translate_register_82542(u32 reg)

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527 break;
528 }
529
530 return reg;
531}
532
533/**
534 * e1000_clear_hw_cntrs_82542 - Clear device specific hardware counters
437 *
438 * Registers in 82542 are located in different offsets than other adapters
439 * even though they function in the same manner. This function takes in
440 * the name of the register to read and returns the correct offset for
441 * 82542 silicon.
442 **/
443u32
444e1000_translate_register_82542(u32 reg)

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525 break;
526 }
527
528 return reg;
529}
530
531/**
532 * e1000_clear_hw_cntrs_82542 - Clear device specific hardware counters
535 * @hw - pointer to the HW structure
533 * @hw: pointer to the HW structure
536 *
537 * Clears the hardware counters by reading the counter registers.
538 **/
539STATIC void
540e1000_clear_hw_cntrs_82542(struct e1000_hw *hw)
541{
542 volatile u32 temp;
543

--- 17 unchanged lines hidden --- 		534 *
535 * Clears the hardware counters by reading the counter registers.
536 **/
537STATIC void
538e1000_clear_hw_cntrs_82542(struct e1000_hw *hw)
539{
540 volatile u32 temp;
541

--- 17 unchanged lines hidden ---